/* roulang page: index */
:root{
  --ink:#14231C;
  --ink-2:#1E211D;
  --muted:#6B685E;
  --gold:#D9A441;
  --gold-deep:#BE8B2C;
  --gold-soft:#F3E4C3;
  --paper:#F7F2E8;
  --card:#FFFDF8;
  --line:#DDD4C2;
  --berry:#8F3F4F;
  --r-sm:12px;
  --r-md:16px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(20,33,27,.06);
  --shadow-lg:0 18px 48px rgba(20,33,27,.10);
  --bs-primary:#D9A441;
  --bs-body-color:#1E211D;
  --bs-body-bg:#F7F2E8;
  --bs-border-color:#DDD4C2;
  --bs-border-radius:12px;
  --bs-link-color:#14231C;
  --bs-link-hover-color:#BE8B2C;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:17px;
  line-height:1.85;
  color:var(--ink-2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--gold-deep)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.02em;line-height:1.3}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
.section{padding:90px 0}
.section--tight{padding:64px 0}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:.2em;
  color:var(--gold-deep);
  margin-bottom:16px;
}
.sec-title{font-size:clamp(1.7rem,3vw,2.5rem)}
.sec-desc{max-width:720px;margin-top:16px;color:var(--muted);font-size:16.5px;line-height:1.9}
.sec-head{margin-bottom:44px}
.sec-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}

/* ===== 顶部导航 ===== */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:1030;padding:0 16px}
.header-inner{
  max-width:1240px;margin:0 auto;
  display:flex;align-items:center;gap:18px;
  height:66px;padding:0 10px 0 24px;
  background:rgba(247,242,232,.94);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow);
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--ink);
  white-space:nowrap;flex-shrink:0;
}
.brand-mark{
  width:30px;height:30px;border-radius:10px;
  background:linear-gradient(135deg,var(--ink) 0%,#2C4238 100%);
  color:var(--gold);display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;letter-spacing:0;
}
.brand:hover{color:var(--ink)}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;display:inline-block;
  padding:8px 11px;font-size:15px;font-weight:600;
  color:var(--ink);white-space:nowrap;border-radius:var(--r-pill);
}
.nav-link::after{
  content:"";position:absolute;left:11px;right:11px;bottom:3px;height:2px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;
  transition:transform .28s ease;
}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:800}
.header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:transparent;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
  transition:all .25s ease;cursor:pointer;
}
.icon-btn:hover{background:var(--gold-soft);border-color:var(--gold);transform:translateY(-2px)}
.nav-toggle{display:none}

/* ===== 按钮 ===== */
.btn-gold,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-pill);
  font-size:16px;font-weight:700;line-height:1.2;cursor:pointer;
  transition:transform .25s ease,background-color .25s ease,border-color .25s ease,box-shadow .25s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--gold);border:1px solid var(--gold);color:var(--ink)}
.btn-gold:hover{background:var(--gold-deep);border-color:var(--gold-deep);color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 22px rgba(190,139,44,.28)}
.btn-gold .arrow{display:inline-block;transition:transform .25s ease}
.btn-gold:hover .arrow{transform:translateX(4px)}
.btn-line{background:transparent;border:1px solid var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px)}
.btn-sm{padding:10px 22px;font-size:15px}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  padding:152px 0 92px;
  background:var(--paper);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.5;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(247,242,232,.97) 0%,rgba(247,242,232,.93) 44%,rgba(247,242,232,.62) 100%);
}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--r-pill);
  background:var(--card);border:1px solid var(--line);
  font-size:13px;font-weight:700;color:var(--ink);
  box-shadow:var(--shadow);
}
.hero-badge i{color:var(--gold-deep);font-size:12px}
.hero h1{
  margin-top:24px;
  font-size:clamp(2.15rem,4.4vw,3.55rem);
  line-height:1.24;
  letter-spacing:-.03em;
}
.hero h1 em{font-style:normal;color:var(--gold-deep)}
.hero-sub{
  margin-top:22px;max-width:560px;
  font-size:17.5px;line-height:1.9;color:var(--muted);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:32px;margin-top:44px;
  padding-top:28px;border-top:1px solid var(--line);
}
.hero-fact strong{
  display:block;font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:28px;font-weight:700;color:var(--ink);line-height:1.2;
}
.hero-fact span{font-size:13.5px;color:var(--muted)}
.hero-media{position:relative}
.hero-photo{
  border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-lg);
  aspect-ratio:4/5;
}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-card{
  position:absolute;left:-28px;bottom:26px;width:266px;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--shadow-lg);
}
.hero-card .pill{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;
  color:var(--ink);background:var(--gold-soft);
  padding:4px 12px;border-radius:999px;margin-bottom:14px;
}
.hero-card li{
  display:flex;align-items:center;justify-content:space-between;
  padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--muted);
}
.hero-card li:last-child{border-bottom:0;padding-bottom:0}
.hero-card li strong{color:var(--ink);font-size:14.5px}

/* ===== 权益对比矩阵 ===== */
.matrix{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow);
}
.matrix-row,.matrix-head{
  display:grid;grid-template-columns:1.25fr repeat(3,1fr);
}
.matrix-head{
  position:sticky;top:98px;z-index:6;
  background:var(--ink);color:var(--paper);
}
.matrix-head > div{
  padding:20px 18px;font-size:15.5px;font-weight:700;text-align:center;
  border-right:1px solid rgba(247,242,232,.14);
}
.matrix-head > div:first-child{text-align:left;color:var(--gold)}
.matrix-head > div:last-child{border-right:0}
.matrix-row{border-top:1px solid var(--line)}
.matrix-row:nth-child(even){background:rgba(221,212,194,.16)}
.matrix-row > div{
  padding:18px;font-size:15px;text-align:center;
  border-right:1px solid var(--line);color:var(--ink-2);
  display:flex;align-items:center;justify-content:center;
}
.matrix-row > div:last-child{border-right:0}
.matrix-row .m-label{
  justify-content:flex-start;font-weight:700;color:var(--ink);
  background:rgba(247,242,232,.6);
}
.matrix-head .is-featured,
.matrix-row .is-featured{
  background:var(--gold-soft);color:var(--ink);
}
.matrix-head .is-featured{
  background:var(--gold);color:var(--ink);position:relative;
}
.matrix-head .is-featured::after{
  content:"推荐";position:absolute;top:-1px;right:10px;
  font-size:11px;font-weight:700;letter-spacing:.1em;
  background:var(--ink);color:var(--gold);
  padding:2px 9px;border-radius:0 0 8px 8px;
}
.matrix-note{
  margin-top:18px;font-size:13.5px;color:var(--muted);
}
.matrix-cards{display:none;gap:16px}
.mcard{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow);
}
.mcard.is-rec{border-color:var(--gold);box-shadow:0 10px 28px rgba(190,139,44,.18)}
.mcard-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.mcard-head h3{font-size:19px}
.mcard-head .tag{font-size:12px;font-weight:700;background:var(--gold);color:var(--ink);padding:3px 10px;border-radius:6px}
.mcard li{
  display:flex;justify-content:space-between;gap:12px;
  padding:9px 0;border-bottom:1px dashed var(--line);
  font-size:14.5px;color:var(--muted);
}
.mcard li:last-child{border-bottom:0}
.mcard li strong{color:var(--ink);font-weight:700}

/* ===== 等级阶梯 ===== */
.level-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px;align-items:start}
.level-intro{position:sticky;top:118px}
.level-list{position:relative;padding-left:40px}
.level-list::before{
  content:"";position:absolute;left:11px;top:12px;bottom:12px;width:1px;
  background:linear-gradient(180deg,var(--gold),var(--line));
}
.level-item{position:relative;padding-bottom:34px}
.level-item:last-child{padding-bottom:0}
.level-item::before{
  content:"";position:absolute;left:-34px;top:14px;
  width:11px;height:11px;border-radius:50%;
  background:var(--card);border:2px solid var(--line);
}
.level-item.is-rec::before{background:var(--gold);border-color:var(--gold);box-shadow:0 0 0 4px rgba(217,164,65,.18)}
.level-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px 28px;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.level-card:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.level-item.is-rec .level-card{border-color:var(--gold);border-width:1.5px}
.level-num{
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:38px;line-height:1;font-weight:700;color:var(--gold);letter-spacing:.02em;
}
.level-card h3{margin-top:10px;font-size:21px}
.level-card p{margin-top:10px;color:var(--muted);font-size:15.5px;line-height:1.85}
.level-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag-soft{
  display:inline-block;font-size:12.5px;font-weight:600;
  padding:4px 12px;border-radius:6px;
  background:rgba(221,212,194,.4);color:var(--ink);
  border:1px solid var(--line);
}
.tag-gold{background:var(--gold-soft);border-color:#E8D2A2;color:#7A5713}
.level-link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:18px;font-size:14.5px;font-weight:700;color:var(--gold-deep);
  border-bottom:1px solid transparent;transition:all .25s ease;
}
.level-link:hover{color:var(--ink);border-bottom-color:var(--gold)}
.level-link .arrow{transition:transform .25s ease}
.level-link:hover .arrow{transform:translateX(4px)}

/* ===== 专属片单预览 ===== */
.preview-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.scroll-hint{font-size:13.5px;color:var(--muted);display:inline-flex;align-items:center;gap:8px}
.scroll-hint i{color:var(--gold-deep)}
.card-rail{
  display:flex;gap:22px;overflow-x:auto;padding:6px 4px 26px;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
}
.card-rail::-webkit-scrollbar{height:6px}
.card-rail::-webkit-scrollbar-track{background:rgba(221,212,194,.45);border-radius:99px}
.card-rail::-webkit-scrollbar-thumb{background:var(--gold);border-radius:99px}
.pcard{
  flex:0 0 268px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.pcard:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.pcard-cover{position:relative;aspect-ratio:3/4;overflow:hidden;background:#EDE6D8}
.pcard-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.pcard:hover .pcard-cover img{transform:scale(1.04)}
.pcard-badge{
  position:absolute;left:12px;top:12px;
  font-size:12px;font-weight:700;letter-spacing:.04em;
  background:rgba(255,253,248,.94);color:var(--ink);
  padding:4px 10px;border-radius:6px;
}
.pcard-lock{
  position:absolute;right:12px;top:12px;
  font-size:11.5px;font-weight:700;letter-spacing:.04em;
  background:rgba(143,63,79,.94);color:#fff;
  padding:4px 10px;border-radius:6px;
  display:inline-flex;align-items:center;gap:5px;
}
.pcard-body{padding:18px 20px 22px}
.pcard-body h3{font-size:17px;line-height:1.5}
.pcard-body p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.75}
.pcard-foot{
  margin-top:16px;display:flex;align-items:center;justify-content:space-between;
  font-size:13.5px;font-weight:700;color:var(--gold-deep);
}
.pcard-foot .arrow{transition:transform .25s ease}
.pcard:hover .pcard-foot .arrow{transform:translateX(4px)}

/* ===== 最新信息（CMS） ===== */
.news-section{background:linear-gradient(180deg,rgba(221,212,194,.20),rgba(221,212,194,0))}
.news-list{display:grid;gap:16px}
.news-item{
  display:grid;grid-template-columns:188px 1fr;gap:28px;align-items:start;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:24px 28px;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:var(--shadow-lg);color:var(--ink)}
.news-meta{display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.news-date{
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:15px;color:var(--muted);letter-spacing:.02em;
}
.news-cat{
  display:inline-block;font-size:12px;font-weight:700;
  background:var(--gold-soft);color:#7A5713;
  padding:3px 10px;border-radius:6px;
}
.news-body h3{font-size:18.5px;line-height:1.55;transition:color .25s ease}
.news-item:hover .news-body h3{color:var(--gold-deep)}
.news-body p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:14px;font-weight:700;color:var(--gold-deep);
}
.news-more .arrow{transition:transform .25s ease}
.news-item:hover .news-more .arrow{transform:translateX(4px)}
.news-empty{
  border:1px dashed var(--line);border-radius:var(--r-md);
  background:rgba(255,253,248,.7);
  padding:52px 28px;text-align:center;
}
.news-empty p{color:var(--muted);font-size:15.5px}
.news-empty .btn-line{margin-top:22px}

/* ===== 观看与安全 ===== */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.panel{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:34px 34px 30px;box-shadow:var(--shadow);
}
.panel h3{font-size:21px;margin-bottom:8px}
.panel > p{color:var(--muted);font-size:15px;line-height:1.85}
.spec-list{margin-top:20px}
.spec-list li{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:13px 0;border-bottom:1px solid var(--line);font-size:15px;
}
.spec-list li:last-child{border-bottom:0}
.spec-list span{color:var(--muted)}
.spec-list strong{color:var(--ink);font-weight:700}
.panel-dark{
  background:var(--ink);border-color:var(--ink);
}
.panel-dark h3{color:var(--paper)}
.panel-dark > p{color:rgba(247,242,232,.72)}
.panel-dark .spec-list li{border-bottom-color:rgba(247,242,232,.16);color:rgba(247,242,232,.9)}
.panel-dark .spec-list span{color:rgba(247,242,232,.62)}
.panel-dark .spec-list strong{color:var(--gold)}

/* ===== FAQ ===== */
.faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:60px;align-items:start}
.faq-intro{position:sticky;top:118px}
.faq-intro .btn-line{margin-top:26px}
.acc .accordion-item{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-sm) !important;margin-bottom:14px;overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.acc .accordion-item:hover{border-color:var(--gold)}
.acc .accordion-button{
  background:transparent;color:var(--ink);font-weight:700;font-size:16.5px;
  padding:20px 22px;box-shadow:none;line-height:1.6;
}
.acc .accordion-button:not(.collapsed){background:transparent;color:var(--ink);box-shadow:none}
.acc .accordion-button::after{
  content:"+";background-image:none;
  width:30px;height:30px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:600;color:var(--ink);
  background-color:var(--gold-soft);
  transition:background-color .25s ease,color .25s ease;
  flex-shrink:0;margin-left:16px;
}
.acc .accordion-button:not(.collapsed)::after{
  content:"−";background-color:var(--gold);color:var(--ink);
}
.acc .accordion-body{
  padding:0 22px 22px;color:var(--muted);font-size:15.5px;line-height:1.9;
}

/* ===== 开通会员 CTA ===== */
.cta-section{padding:20px 0 96px}
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--ink);border-radius:var(--r-md);
  padding:64px 56px;
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,164,65,.20),rgba(217,164,65,0) 70%);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.cta-copy h2{color:var(--paper);font-size:clamp(1.7rem,3vw,2.35rem)}
.cta-copy p{margin-top:16px;color:rgba(247,242,232,.74);font-size:16px;line-height:1.9;max-width:460px}
.cta-copy .cta-points{margin-top:24px;display:grid;gap:10px}
.cta-copy .cta-points li{
  display:flex;align-items:center;gap:10px;
  color:rgba(247,242,232,.86);font-size:15px;
}
.cta-copy .cta-points i{color:var(--gold);font-size:13px}
.member-form{
  background:var(--card);border-radius:var(--r-md);
  padding:32px 30px;box-shadow:var(--shadow-lg);
}
.member-form h3{font-size:19px;margin-bottom:6px}
.member-form > p{font-size:13.5px;color:var(--muted);margin-bottom:20px}
.form-field{margin-bottom:16px}
.form-field label{
  display:block;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:8px;
}
.form-control,.form-select{
  height:48px;border:1px solid var(--line);border-radius:10px;
  background:var(--paper);color:var(--ink-2);font-size:15px;padding:0 14px;
  transition:border-color .25s ease,box-shadow .25s ease,background-color .25s ease;
}
.form-control::placeholder{color:#A9A497}
.form-control:focus,.form-select:focus{
  background:#fff;border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.20);
}
.form-control.is-invalid,.form-select.is-invalid{border-color:var(--berry);box-shadow:0 0 0 3px rgba(143,63,79,.14)}
.form-check-input:checked{background-color:var(--gold);border-color:var(--gold)}
.form-check-input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.20)}
.form-check-label{font-size:13.5px;color:var(--muted)}
.member-form .btn-gold{width:100%;margin-top:6px}
.form-msg{margin-top:12px;font-size:13.5px;color:var(--berry);min-height:20px}
.form-msg.is-ok{color:#2F6B4A}

/* ===== 页脚 ===== */
.site-footer{
  background:#101C16;color:rgba(247,242,232,.72);
  padding:72px 0 0;margin-top:0;
}
.footer-brand{
  font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;color:var(--paper);
  letter-spacing:-.02em;
}
.footer-tagline{margin-top:12px;font-size:15px;color:rgba(247,242,232,.62);max-width:520px}
.footer-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:36px;
  margin-top:48px;padding-top:44px;border-top:1px solid rgba(247,242,232,.14);
}
.footer-col h4{
  font-size:14px;color:var(--gold);letter-spacing:.08em;
  margin-bottom:18px;font-weight:700;
}
.footer-col li{margin-bottom:11px}
.footer-col a{
  color:rgba(247,242,232,.74);font-size:14.5px;
  transition:color .25s ease,padding-left .25s ease;
}
.footer-col a:hover{color:var(--gold);padding-left:4px}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(247,242,232,.58)}
.footer-bottom{
  margin-top:48px;padding:22px 0 26px;
  border-top:1px solid rgba(247,242,232,.14);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,242,232,.5);
}
.footer-bottom a{color:rgba(247,242,232,.68)}
.footer-bottom a:hover{color:var(--gold)}

/* ===== 动效 ===== */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* ===== 移动端抽屉 / 搜索弹层 ===== */
.offcanvas.mobile-drawer{background:var(--paper);width:88vw;max-width:400px}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 0 22px;border-bottom:1px solid var(--line)}
.drawer-nav{margin-top:16px}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 4px;font-size:18px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a i{color:var(--line);font-size:14px;transition:all .25s ease}
.drawer-nav a:hover i,.drawer-nav a.is-active i{color:var(--gold);transform:translateX(4px)}
.drawer-foot{margin-top:auto;padding-top:26px}
.drawer-foot .btn-gold{width:100%}
.offcanvas-body{display:flex;flex-direction:column;height:100%}
.modal-content{border-radius:var(--r-md);border:1px solid var(--line);background:var(--card)}
.modal-header{border-bottom:1px solid var(--line)}
.modal-title{font-size:18px;font-weight:800}
.search-box{display:flex;gap:10px}
.search-tip{margin-top:12px;font-size:13px;color:var(--muted)}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .main-nav{gap:0}
  .nav-link{font-size:14.5px;padding:8px 9px}
  .nav-link::after{left:9px;right:9px}
  .brand{font-size:16px}
}
@media (max-width:991px){
  .main-nav{display:none !important}
  .nav-toggle{display:inline-flex}
  .header-inner{padding:0 8px 0 18px;height:62px;gap:10px}
  .hero{padding:126px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-media{max-width:520px}
  .hero-card{left:auto;right:-8px;bottom:-18px;width:240px}
  .matrix{display:none}
  .matrix-cards{display:grid;grid-template-columns:1fr;gap:16px}
  .level-layout{grid-template-columns:1fr;gap:36px}
  .level-intro{position:static}
  .faq-layout{grid-template-columns:1fr;gap:36px}
  .faq-intro{position:static}
  .cta-grid{grid-template-columns:1fr;gap:36px}
  .cta-panel{padding:48px 32px}
  .two-col{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr;gap:14px;padding:22px 22px}
  .news-meta{flex-direction:row;align-items:center;gap:12px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:64px 0}
}
@media (max-width:767px){
  body{font-size:16px}
  .wrap{padding:0 18px}
  .site-header{top:10px;padding:0 10px}
  .header-inner{height:58px;padding:0 6px 0 14px}
  .brand{font-size:14.5px}
  .brand-mark{width:26px;height:26px;font-size:12px;border-radius:8px}
  .hero{padding:112px 0 60px}
  .hero h1{font-size:clamp(1.85rem,7vw,2.4rem)}
  .hero-sub{font-size:15.5px;margin-top:18px}
  .hero-actions{gap:10px;margin-top:26px}
  .hero-actions .btn-gold,.hero-actions .btn-line{flex:1 1 auto;justify-content:center;padding:13px 18px;font-size:15px}
  .hero-facts{gap:24px;margin-top:32px;padding-top:22px}
  .hero-fact strong{font-size:22px}
  .hero-card{position:static;width:100%;margin-top:16px}
  .hero-photo{aspect-ratio:1/1}
  .card-rail{gap:16px;padding-bottom:20px}
  .pcard{flex:0 0 236px}
  .pcard-cover{aspect-ratio:3/4}
  .matrix-head{top:80px}
  .level-list{padding-left:28px}
  .level-item::before{left:-24px}
  .level-card{padding:22px 20px}
  .panel{padding:26px 22px}
  .cta-panel{padding:38px 22px}
  .member-form{padding:26px 20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .section{padding:52px 0}
  .sec-head{margin-bottom:32px}
}
@media (max-width:575px){
  .hero-facts{gap:18px}
  .hero-fact strong{font-size:20px}
  .hero-fact span{font-size:12.5px}
  .sec-title{font-size:1.6rem}
  .news-item{padding:20px 18px}
}

/* roulang page: article */
:root{
  --ink:#14231C;
  --ink-soft:#22362C;
  --gold:#D9A441;
  --gold-deep:#BC872B;
  --cream:#F7F2E8;
  --paper:#FFFDF8;
  --text:#1E211D;
  --muted:#6B685E;
  --line:#DDD4C2;
  --berry:#8F3F4F;
  --r-card:12px;
  --r-panel:16px;
  --shadow:0 8px 24px rgba(20,33,27,.06);
  --shadow-lift:0 14px 32px rgba(20,33,27,.10);
  --bs-body-color:var(--text);
  --bs-body-bg:var(--cream);
  --bs-border-color:var(--line);
  --bs-primary:var(--gold);
  --bs-link-color:var(--ink);
  --bs-link-hover-color:var(--gold-deep);
  --bs-border-radius:12px;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--cream);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--gold-deep);}
p{margin:0 0 1em;}
h1,h2,h3,h4,h5{color:var(--ink);font-weight:800;letter-spacing:-.02em;line-height:1.3;margin:0;}
ul,ol{padding-left:1.2em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px;}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.serif-num{font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-weight:700;}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;padding:16px 0 0;}
.nav-shell{
  display:flex;align-items:center;gap:20px;
  height:72px;padding:0 14px 0 26px;
  background:rgba(247,242,232,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-dot{width:10px;height:10px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(217,164,65,.18);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
.brand-text em{font-style:normal;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.16em;margin-top:3px;}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
  position:relative;padding:10px 12px;font-size:15px;font-weight:500;color:var(--muted);
  border-radius:999px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;border-radius:2px;
  background:var(--gold);transform:scaleX(0);transform-origin:left center;transition:transform .3s ease;
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-tools{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:50%;
  background:transparent;border:1px solid var(--line);color:var(--ink);
  cursor:pointer;transition:all .25s ease;
}
.icon-btn:hover{background:var(--paper);border-color:var(--gold);transform:translateY(-2px);}
.icon-btn svg{width:18px;height:18px;}
.nav-toggle{display:none;}
.btn-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--gold);color:var(--ink);font-weight:700;font-size:15px;
  padding:12px 24px;border:1px solid var(--gold);border-radius:999px;
  cursor:pointer;transition:all .25s ease;line-height:1.2;
}
.btn-gold:hover{background:var(--gold-deep);border-color:var(--gold-deep);color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 20px rgba(217,164,65,.24);}
.btn-gold .arw{transition:transform .25s ease;}
.btn-gold:hover .arw{transform:translateX(4px);}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--ink);font-weight:700;font-size:15px;
  padding:12px 24px;border:1px solid var(--ink);border-radius:999px;
  cursor:pointer;transition:all .25s ease;line-height:1.2;
}
.btn-line:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px);}

/* ============ 抽屉与搜索 ============ */
.mobile-drawer{width:min(420px,100%);background:var(--cream);border-left:1px solid var(--line);}
.mobile-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:22px 22px 16px;border-bottom:1px solid var(--line);}
.mobile-drawer .drawer-head .brand-text{font-size:16px;}
.drawer-body{padding:18px 22px 120px;}
.drawer-link{
  display:block;padding:15px 6px;font-size:19px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);transition:padding-left .25s ease,color .25s ease;
}
.drawer-link:hover{padding-left:14px;color:var(--gold-deep);}
.drawer-foot{position:absolute;left:0;right:0;bottom:0;padding:16px 22px 24px;background:linear-gradient(180deg,rgba(247,242,232,0),rgba(247,242,232,.98) 34%);border-top:1px solid var(--line);}
.offcanvas.offcanvas-end{border-left:1px solid var(--line);}
.modal-content{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-panel);box-shadow:var(--shadow-lift);}
.modal-header,.modal-footer{border-color:var(--line);}
.search-field{
  height:48px;width:100%;padding:0 16px;border:1px solid var(--line);border-radius:10px;
  background:var(--cream);color:var(--text);font-size:16px;transition:border-color .25s ease,box-shadow .25s ease;
}
.search-field:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.2);}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;margin-top:10px;padding:34px 0 0;
  background-image:linear-gradient(180deg,rgba(247,242,232,.95),rgba(247,242,232,.99)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.breadcrumb-line a{color:var(--muted);}
.breadcrumb-line a:hover{color:var(--ink);}
.breadcrumb-line span.sep{opacity:.6;}
.article-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:56px;align-items:center;padding:34px 0 56px;}
.badge-tag{
  display:inline-block;padding:5px 12px;border-radius:6px;font-size:12px;font-weight:700;
  letter-spacing:.06em;background:rgba(217,164,65,.16);color:#8a6318;border:1px solid rgba(217,164,65,.42);
}
.article-title{font-size:clamp(2rem,3.6vw,3.2rem);margin:18px 0 16px;}
.article-lead{font-size:17px;color:var(--muted);max-width:680px;line-height:1.9;margin-bottom:22px;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:13px;color:var(--muted);}
.article-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);}
.article-cover{
  border-radius:var(--r-panel);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-lift);background:var(--paper);
}
.article-cover img{width:100%;aspect-ratio:4/3;object-fit:cover;}

/* ============ 正文区 ============ */
.article-main{padding:56px 0 80px;}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 288px;gap:56px;justify-content:center;align-items:start;}
.article-paper{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-panel);
  padding:48px 56px;box-shadow:var(--shadow);
}
.article-body{font-size:17px;line-height:1.9;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  position:relative;font-size:clamp(1.4rem,2.2vw,1.8rem);margin:2.1em 0 .75em;padding-left:18px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;width:6px;height:1.05em;border-radius:3px;background:var(--gold);
}
.article-body h3{font-size:1.2rem;margin:1.7em 0 .6em;color:var(--ink);}
.article-body h4{font-size:1.05rem;margin:1.5em 0 .5em;color:var(--ink-soft);}
.article-body p{margin:0 0 1.2em;}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em;}
.article-body li{margin-bottom:.5em;}
.article-body li::marker{color:var(--gold-deep);}
.article-body blockquote{
  margin:1.8em 0;padding:18px 24px;border-left:3px solid var(--gold);
  background:rgba(217,164,65,.08);border-radius:0 var(--r-card) var(--r-card) 0;color:var(--ink-soft);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-card);border:1px solid var(--line);margin:1.6em auto;width:100%;height:auto;}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0;}
.article-body a{color:var(--gold-deep);text-decoration:underline;text-underline-offset:3px;}
.article-body code{background:rgba(20,33,27,.06);padding:2px 6px;border-radius:4px;font-size:.92em;}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-body th{background:rgba(217,164,65,.12);color:var(--ink);font-weight:700;}
.article-empty{text-align:center;padding:28px 0 12px;}
.article-empty h2{font-size:1.6rem;margin-bottom:14px;}
.article-empty p{color:var(--muted);max-width:460px;margin:0 auto 24px;}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:112px;display:flex;flex-direction:column;gap:20px;}
.toc-panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);padding:22px 22px 18px;box-shadow:var(--shadow);}
.toc-title{font-size:12px;letter-spacing:.18em;font-weight:700;color:var(--muted);margin:0 0 12px;}
.toc-list ul{list-style:none;margin:0;padding:0;}
.toc-list li{margin-bottom:6px;}
.toc-list a{
  display:block;font-size:14px;color:var(--muted);padding:6px 10px;border-left:2px solid transparent;
  border-radius:0 6px 6px 0;transition:all .22s ease;line-height:1.6;
}
.toc-list a:hover{color:var(--ink);background:rgba(217,164,65,.12);border-left-color:var(--gold);}
.toc-list li.toc-sub a{padding-left:22px;font-size:13px;}
.side-cta{
  background:var(--ink);color:rgba(255,253,248,.82);border-radius:var(--r-panel);
  padding:26px 24px;box-shadow:var(--shadow);
}
.side-cta h3{color:var(--paper);font-size:1.1rem;margin-bottom:10px;}
.side-cta p{font-size:14px;line-height:1.8;margin-bottom:18px;color:rgba(255,253,248,.72);}
.side-cta .btn-gold{width:100%;}

/* ============ 相关推荐 ============ */
.related{padding:0 0 84px;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.section-head h2{font-size:clamp(1.5rem,2.4vw,2.1rem);}
.section-head p{color:var(--muted);font-size:15px;margin:8px 0 0;max-width:560px;}
.related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.related-card{
  display:flex;gap:20px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-panel);
  padding:18px;transition:all .28s ease;
}
.related-card:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.related-thumb{flex:0 0 132px;border-radius:var(--r-card);overflow:hidden;background:var(--cream);}
.related-thumb img{width:100%;height:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .45s ease;}
.related-card:hover .related-thumb img{transform:scale(1.04);}
.related-body{display:flex;flex-direction:column;justify-content:center;gap:8px;min-width:0;}
.related-body .tag{font-size:12px;color:#8a6318;font-weight:700;letter-spacing:.08em;}
.related-body h3{font-size:1.05rem;line-height:1.5;}
.related-body p{font-size:14px;color:var(--muted);margin:0;line-height:1.75;}
.related-body .more{font-size:13px;font-weight:700;color:var(--ink);display:inline-flex;align-items:center;gap:6px;}
.related-card:hover .more{color:var(--gold-deep);}

/* ============ 底部 CTA ============ */
.cta-panel{
  background:var(--ink);border-radius:var(--r-panel);padding:52px 56px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:40px;align-items:center;
  margin-bottom:84px;position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(217,164,65,.28);pointer-events:none;
}
.cta-panel h2{color:var(--paper);font-size:clamp(1.5rem,2.4vw,2.1rem);margin-bottom:12px;}
.cta-panel p{color:rgba(255,253,248,.7);font-size:15px;margin:0;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-panel .btn-line{border-color:rgba(255,253,248,.45);color:var(--paper);}
.cta-panel .btn-line:hover{background:var(--paper);color:var(--ink);border-color:var(--paper);}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,253,248,.72);padding:64px 0 32px;}
.footer-brand{font-size:clamp(1.3rem,2.4vw,1.8rem);font-weight:800;color:var(--paper);letter-spacing:-.02em;}
.footer-tagline{color:rgba(255,253,248,.6);font-size:15px;margin:12px 0 40px;max-width:560px;}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;padding-bottom:40px;border-bottom:1px solid rgba(255,253,248,.14);}
.footer-col h4{color:var(--paper);font-size:14px;letter-spacing:.12em;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:rgba(255,253,248,.7);font-size:14px;}
.footer-col a:hover{color:var(--gold);}
.footer-col p{font-size:14px;line-height:1.8;color:rgba(255,253,248,.6);margin:0;}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-top:24px;font-size:13px;color:rgba(255,253,248,.5);}
.footer-bottom a{color:rgba(255,253,248,.6);}
.footer-bottom a:hover{color:var(--gold);}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .article-hero-grid{grid-template-columns:minmax(0,1fr) 300px;gap:36px;}
  .article-layout{grid-template-columns:minmax(0,1fr) 260px;gap:36px;}
  .article-paper{padding:40px 40px;}
  .cta-panel{padding:44px 40px;}
}
@media (max-width:991.98px){
  .main-nav,.nav-tools .btn-gold{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-shell{height:66px;padding:0 12px 0 18px;}
  .article-hero-grid{grid-template-columns:1fr;gap:32px;padding:28px 0 44px;}
  .article-cover{max-width:520px;}
  .article-layout{grid-template-columns:1fr;}
  .article-side{display:none;}
  .article-paper{padding:34px 30px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;padding:36px 30px;gap:26px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .wrap{padding:0 18px;}
  .article-title{font-size:clamp(1.6rem,6vw,2.2rem);}
  .article-lead{font-size:15.5px;}
  .article-paper{padding:26px 20px;border-radius:var(--r-card);}
  .article-body{font-size:16px;line-height:1.88;}
  .article-body h2{font-size:1.3rem;}
  .related-card{flex-direction:row;gap:14px;padding:14px;}
  .related-thumb{flex:0 0 96px;}
  .related-body h3{font-size:1rem;}
  .cta-actions{width:100%;}
  .cta-actions .btn-gold,.cta-actions .btn-line{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .brand-text{font-size:15px;}
  .brand-text em{font-size:10px;}
  .article-meta{gap:8px 14px;font-size:12px;}
  .related-card{flex-direction:column;}
  .related-thumb{flex:none;width:100%;}
  .related-thumb img{aspect-ratio:16/9;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --ink:#14231C;
  --ink-soft:#1E211D;
  --gold:#D9A441;
  --gold-deep:#BE8B2C;
  --bg:#F7F2E8;
  --paper:#FFFDF8;
  --text:#1E211D;
  --muted:#6B685E;
  --line:#DDD4C2;
  --berry:#8F3F4F;
  --r-sm:12px;
  --r-lg:16px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(20,33,27,.06);
  --shadow-lift:0 14px 34px rgba(20,33,27,.10);
  --bs-primary:#D9A441;
  --bs-body-color:#1E211D;
  --bs-border-color:#DDD4C2;
  --bs-border-radius:12px;
  --bs-link-color:#14231C;
  --bs-link-hover-color:#BE8B2C;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","Source Han Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--gold-deep);}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:900;letter-spacing:-.02em;line-height:1.22;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px;}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.serif{font-family:"Noto Serif SC",Georgia,serif;}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;padding:16px 0 0;}
.header-inner{
  max-width:1280px;margin:0 auto;
  display:flex;align-items:center;gap:18px;
  padding:10px 14px 10px 20px;
  background:rgba(255,253,248,.9);
  backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--ink);color:var(--gold);
  font-weight:900;font-size:16px;letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-size:15.5px;font-weight:900;color:var(--ink);letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.16em;margin-top:4px;}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.main-nav .nav-link{
  position:relative;
  padding:8px 13px;
  font-size:14.5px;
  font-weight:500;
  color:var(--ink-soft);
  border-radius:var(--r-pill);
  white-space:nowrap;
}
.main-nav .nav-link::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;
  transition:transform .28s ease;
}
.main-nav .nav-link:hover{color:var(--ink);}
.main-nav .nav-link:hover::after{transform:scaleX(1);}
.main-nav .nav-link.is-active{color:var(--ink);font-weight:700;background:rgba(217,164,65,.16);}
.main-nav .nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:var(--paper);color:var(--ink);
  display:grid;place-items:center;cursor:pointer;transition:all .22s ease;
}
.icon-btn:hover{background:var(--ink);color:var(--gold);border-color:var(--ink);}
.menu-btn{
  width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--paper);color:var(--ink);
  display:none;place-items:center;cursor:pointer;
}

/* 按钮 */
.btn-brand,.btn-outline-ink{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;min-height:48px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,background .22s ease,color .22s ease,box-shadow .22s ease;
}
.btn-brand{background:var(--gold);color:#17231C;box-shadow:0 6px 16px rgba(217,164,65,.28);}
.btn-brand:hover{background:var(--gold-deep);color:#111C16;transform:translateY(-2px);box-shadow:0 10px 22px rgba(190,139,44,.34);}
.btn-outline-ink{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-outline-ink:hover{background:var(--ink);color:var(--bg);transform:translateY(-2px);}
.btn-brand .fa-arrow-right,.btn-outline-ink .fa-arrow-right{transition:transform .22s ease;}
.btn-brand:hover .fa-arrow-right,.btn-outline-ink:hover .fa-arrow-right{transform:translateX(4px);}
.btn-sm{padding:10px 18px;min-height:40px;font-size:14px;}
.btn-block{width:100%;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);padding-bottom:2px;
  transition:border-color .22s ease,color .22s ease;
}
.text-link:hover{border-color:var(--gold);color:var(--gold-deep);}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;
  margin-top:22px;
  padding:64px 0 72px;
  background-image:linear-gradient(100deg,rgba(247,242,232,.97) 0%,rgba(247,242,232,.9) 52%,rgba(247,242,232,.78) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.18em;
  color:var(--muted);text-transform:uppercase;
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold);}
.cat-hero h1{
  font-size:clamp(2.1rem,4.4vw,3.5rem);
  margin-bottom:20px;
  color:var(--ink);
}
.cat-hero h1 .hl{
  position:relative;color:var(--ink);z-index:1;white-space:nowrap;
}
.cat-hero h1 .hl::after{
  content:"";position:absolute;left:-2px;right:-2px;bottom:6px;height:14px;
  background:rgba(217,164,65,.42);z-index:-1;border-radius:3px;
}
.hero-lead{font-size:17.5px;line-height:1.9;color:var(--muted);max-width:620px;margin-bottom:28px;}
.hero-lead strong{color:var(--ink);font-weight:700;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:34px;
  margin-top:38px;padding-top:26px;border-top:1px solid var(--line);
}
.hero-facts div span{
  display:block;font-family:"Noto Serif SC",Georgia,serif;
  font-size:27px;font-weight:700;color:var(--ink);line-height:1.1;
}
.hero-facts div p{margin:6px 0 0;font-size:13px;color:var(--muted);letter-spacing:.04em;}

/* Hero 右侧权益摘要卡 */
.hero-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:30px 28px;
  box-shadow:var(--shadow-lift);
  position:relative;
  overflow:hidden;
}
.hero-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--gold),var(--ink));
}
.hero-card .card-tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;
  color:var(--ink);background:rgba(217,164,65,.22);
  padding:5px 12px;border-radius:4px;margin-bottom:16px;
}
.hero-card h2{font-size:24px;margin-bottom:6px;}
.hero-card .card-sub{font-size:13.5px;color:var(--muted);margin-bottom:20px;}
.hero-card ul{display:grid;gap:13px;margin-bottom:24px;}
.hero-card li{display:flex;gap:11px;font-size:14.5px;color:var(--ink-soft);line-height:1.6;}
.hero-card li i{color:var(--gold-deep);margin-top:5px;font-size:13px;}
.hero-card .card-foot{display:flex;gap:10px;flex-wrap:wrap;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .kicker{
  display:block;font-size:12.5px;font-weight:700;letter-spacing:.2em;
  color:var(--gold-deep);margin-bottom:14px;
}
.section-head h2{font-size:clamp(1.7rem,2.7vw,2.5rem);margin-bottom:16px;}
.section-head p{color:var(--muted);font-size:16.5px;margin:0;}
.bg-paper{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* 对比矩阵 */
.table-shell{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--paper);
  box-shadow:var(--shadow);
}
.benefit-table{width:100%;border-collapse:collapse;}
.benefit-table thead th{
  background:#F2EBDC;
  padding:22px 20px;
  text-align:left;
  vertical-align:bottom;
  border-bottom:1px solid var(--line);
  font-size:15px;
  color:var(--ink);
  font-weight:700;
  line-height:1.45;
  position:relative;
}
.benefit-table thead th small{display:block;font-size:12.5px;color:var(--muted);font-weight:400;margin-top:6px;letter-spacing:.02em;}
.benefit-table thead th:first-child{font-size:13px;letter-spacing:.1em;color:var(--muted);font-weight:700;}
.benefit-table thead th.rec{background:#FAF0D9;}
.benefit-table thead th.rec::before{
  content:"推荐";position:absolute;top:0;left:50%;transform:translate(-50%,-50%);
  background:var(--gold);color:#17231C;font-size:11px;font-weight:700;
  padding:3px 12px;border-radius:var(--r-pill);letter-spacing:.1em;
}
.benefit-table tbody td{
  padding:17px 20px;
  border-bottom:1px solid var(--line);
  font-size:14.8px;
  color:var(--ink-soft);
  line-height:1.6;
}
.benefit-table tbody tr:last-child td{border-bottom:none;}
.benefit-table tbody tr:nth-child(even) td{background:#FCF8EF;}
.benefit-table tbody tr:nth-child(even) td.rec{background:#FAF1DC;}
.benefit-table tbody td.row-label{
  font-weight:700;color:var(--ink);font-size:14.5px;
  background:transparent;
}
.benefit-table tbody td.rec{
  background:#FBF3E1;
  border-left:1px solid rgba(217,164,65,.55);
  border-right:1px solid rgba(217,164,65,.55);
  font-weight:500;color:var(--ink);
}
.tick{color:var(--gold-deep);margin-right:6px;}
.cross{color:var(--muted);margin-right:6px;}
.table-note{margin-top:18px;font-size:13.5px;color:var(--muted);line-height:1.8;}

/* 等级亮点 */
.level-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:60px;align-items:start;}
.level-side{position:sticky;top:110px;}
.level-side h2{font-size:clamp(1.7rem,2.6vw,2.4rem);margin-bottom:16px;}
.level-side p{color:var(--muted);font-size:16px;}
.level-list{display:grid;gap:0;}
.level-item{
  display:grid;grid-template-columns:96px 1fr;
  gap:24px;
  padding:28px 4px;
  border-top:1px solid var(--line);
  transition:background .22s ease,padding-left .22s ease;
}
.level-item:last-child{border-bottom:1px solid var(--line);}
.level-item:hover{background:rgba(255,253,248,.8);padding-left:14px;}
.level-num{
  font-family:"Noto Serif SC",Georgia,serif;
  font-size:40px;line-height:1;color:var(--gold);font-weight:700;
}
.level-body h3{font-size:19px;margin-bottom:8px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.badge-soft{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.08em;
  padding:3px 10px;border-radius:4px;background:rgba(217,164,65,.22);color:#6F5216;
}
.badge-berry{background:rgba(143,63,79,.12);color:var(--berry);}
.level-body p{color:var(--muted);font-size:14.8px;margin-bottom:10px;}
.level-tags{display:flex;flex-wrap:wrap;gap:8px;}
.level-tags span{
  font-size:12.5px;color:var(--ink-soft);
  border:1px solid var(--line);background:var(--paper);
  padding:4px 11px;border-radius:var(--r-pill);
}

/* 锁定内容预览 */
.preview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.cover-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  overflow:hidden;
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
  display:flex;flex-direction:column;
}
.cover-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lift);}
.cover-media{position:relative;aspect-ratio:3/4;overflow:hidden;background:#E8E0D0;}
.cover-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.cover-card:hover .cover-media img{transform:scale(1.04);}
.cover-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,33,27,0) 45%,rgba(20,33,27,.36) 100%);
}
.lock-badge{
  position:absolute;top:12px;left:12px;z-index:2;
  font-size:11.5px;font-weight:700;letter-spacing:.06em;
  background:rgba(143,63,79,.94);color:#fff;
  padding:4px 10px;border-radius:4px;
  display:inline-flex;align-items:center;gap:5px;
}
.cover-body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.cover-body .tag{font-size:11.5px;letter-spacing:.1em;color:var(--gold-deep);font-weight:700;}
.cover-body h3{font-size:15.5px;line-height:1.45;}
.cover-body p{font-size:13px;color:var(--muted);margin:0;line-height:1.7;}
.cover-body .text-link{margin-top:auto;font-size:13px;}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:56px;align-items:start;}
.faq-side{position:sticky;top:110px;}
.faq-side h2{font-size:clamp(1.7rem,2.6vw,2.4rem);margin-bottom:16px;}
.faq-side p{color:var(--muted);font-size:15.5px;margin-bottom:22px;}
.faq-side .contact-box{
  border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--paper);padding:20px;
}
.faq-side .contact-box h3{font-size:15px;margin-bottom:8px;}
.faq-side .contact-box p{font-size:13.5px;margin-bottom:14px;}
.accordion-item{
  border:none;border-top:1px solid var(--line);
  background:transparent;
}
.accordion-item:last-child{border-bottom:1px solid var(--line);}
.accordion-button{
  background:transparent;box-shadow:none;
  padding:24px 46px 24px 0;
  font-size:17px;font-weight:700;color:var(--ink);
  border-radius:0;
}
.accordion-button:not(.collapsed){background:transparent;color:var(--ink);box-shadow:none;}
.accordion-button::after{
  content:"+";font-family:"Noto Sans SC",sans-serif;
  background-image:none;font-size:22px;font-weight:400;color:var(--gold-deep);
  width:32px;height:32px;line-height:30px;text-align:center;
  border:1px solid var(--line);border-radius:50%;
  transition:transform .28s ease,background .22s ease,color .22s ease;
  position:absolute;right:0;top:50%;transform:translateY(-50%) rotate(0deg);
}
.accordion-button:not(.collapsed)::after{
  content:"+";transform:translateY(-50%) rotate(45deg);
  background:var(--ink);color:var(--gold);border-color:var(--ink);
}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--gold);outline-offset:2px;}
.accordion-body{padding:0 46px 26px 0;font-size:15.5px;color:var(--muted);line-height:1.9;}

/* CTA */
.cta-panel{
  background:var(--ink);
  border-radius:var(--r-lg);
  padding:56px 52px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;
  border:1px solid rgba(217,164,65,.28);border-radius:50%;
}
.cta-panel::after{
  content:"";position:absolute;right:20px;bottom:-120px;width:220px;height:220px;
  border:1px solid rgba(217,164,65,.18);border-radius:50%;
}
.cta-copy{position:relative;z-index:2;}
.cta-copy .kicker{display:block;font-size:12.5px;letter-spacing:.2em;color:var(--gold);font-weight:700;margin-bottom:14px;}
.cta-copy h2{color:#F7F2E8;font-size:clamp(1.7rem,2.7vw,2.4rem);margin-bottom:16px;}
.cta-copy p{color:rgba(247,242,232,.72);font-size:15.5px;margin:0;max-width:440px;}
.join-form{
  position:relative;z-index:2;
  background:rgba(255,253,248,.06);
  border:1px solid rgba(247,242,232,.18);
  border-radius:var(--r-sm);
  padding:26px;
  display:grid;gap:14px;
}
.join-form label.field{display:block;font-size:13px;color:rgba(247,242,232,.78);letter-spacing:.04em;}
.join-form .form-control,.join-form .form-select{
  width:100%;height:48px;margin-top:8px;
  background:rgba(255,253,248,.96);
  border:1px solid rgba(221,212,194,.9);
  border-radius:8px;
  padding:0 14px;font-size:15px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.join-form .form-control:focus,.join-form .form-select:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.28);
}
.join-form .form-control.is-invalid{border-color:var(--berry);box-shadow:0 0 0 3px rgba(143,63,79,.2);}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:12.8px;color:rgba(247,242,232,.7);line-height:1.6;}
.check-row input{margin-top:4px;width:16px;height:16px;accent-color:var(--gold);flex:0 0 auto;}
.form-hint{font-size:12.5px;color:var(--gold);min-height:18px;margin:0;}

/* 页脚 */
.site-footer{background:#101C16;color:rgba(247,242,232,.74);padding:72px 0 32px;margin-top:0;}
.footer-brand{
  font-size:clamp(1.5rem,3vw,2.2rem);
  color:#F7F2E8;font-weight:900;letter-spacing:-.02em;
  margin-bottom:14px;
}
.footer-tagline{font-size:15px;color:rgba(247,242,232,.6);max-width:560px;margin-bottom:46px;}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;padding-top:40px;border-top:1px solid rgba(247,242,232,.14);}
.footer-col h4{font-size:13.5px;letter-spacing:.14em;color:var(--gold);margin-bottom:16px;font-weight:700;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a,.footer-col p{font-size:14px;color:rgba(247,242,232,.72);line-height:1.8;margin:0;}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(247,242,232,.14);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(247,242,232,.5);
}
.footer-bottom a{color:rgba(247,242,232,.6);}
.footer-bottom a:hover{color:var(--gold);}

/* 抽屉 / 弹窗 */
.offcanvas{background:var(--bg);}
.offcanvas-header{border-bottom:1px solid var(--line);padding:20px 22px;}
.offcanvas-title{font-size:16px;font-weight:900;color:var(--ink);}
.offcanvas-body{padding:18px 22px 100px;}
.drawer-nav{display:grid;gap:6px;}
.drawer-nav a{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 4px;min-height:48px;
  font-size:17px;font-weight:600;color:var(--ink-soft);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--gold-deep);}
.drawer-nav a i{font-size:12px;color:var(--muted);}
.drawer-cta{position:absolute;left:0;right:0;bottom:0;padding:16px 22px;background:var(--paper);border-top:1px solid var(--line);}
.modal-content{border-radius:var(--r-lg);border:1px solid var(--line);background:var(--paper);}
.modal-header{border-bottom:1px solid var(--line);padding:20px 24px;}
.modal-title{font-size:17px;font-weight:900;color:var(--ink);}
.modal-body{padding:24px;}
.search-field{
  width:100%;height:48px;border:1px solid var(--line);border-radius:8px;
  padding:0 14px;font-size:15px;background:#fff;color:var(--ink);
}
.search-field:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.25);}
.search-tips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.search-tips span{font-size:12.5px;border:1px solid var(--line);padding:5px 12px;border-radius:var(--r-pill);color:var(--muted);}

/* 动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{scroll-behavior:auto !important;}
  .cover-card:hover,.btn-brand:hover,.btn-outline-ink:hover,.level-item:hover{transform:none;}
}

/* 响应式 */
@media (max-width:1199.98px){
  .main-nav .nav-link{padding:8px 9px;font-size:13.5px;}
  .brand-text strong{font-size:14px;}
  .preview-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .main-nav{display:none;}
  .menu-btn{display:grid;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .level-wrap,.faq-wrap{grid-template-columns:1fr;gap:36px;}
  .level-side,.faq-side{position:static;}
  .cta-panel{grid-template-columns:1fr;padding:40px 28px;gap:32px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .section{padding:64px 0;}
  .cat-hero{padding:48px 0 56px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .wrap{padding:0 18px;}
  .header-inner{padding:8px 10px 8px 14px;gap:10px;}
  .brand-text strong{font-size:12.5px;line-height:1.25;}
  .brand-text em{font-size:9.5px;letter-spacing:.1em;}
  .brand-mark{width:32px;height:32px;font-size:14px;}
  .header-actions .btn-brand{display:none;}
  .cat-hero h1{font-size:clamp(1.75rem,7vw,2.3rem);}
  .cat-hero h1 .hl{white-space:normal;}
  .hero-lead{font-size:16px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-brand,.hero-actions .btn-outline-ink{flex:1 1 100%;}
  .hero-facts{gap:22px;margin-top:28px;padding-top:20px;}
  .hero-facts div span{font-size:22px;}
  .hero-card{padding:24px 20px;}
  /* 表格卡片化 */
  .table-shell{border:none;box-shadow:none;background:transparent;border-radius:0;}
  .benefit-table{display:block;background:transparent;}
  .benefit-table thead{display:none;}
  .benefit-table tbody{display:block;}
  .benefit-table tbody tr{
    display:block;
    background:var(--paper);
    border:1px solid var(--line);
    border-radius:var(--r-sm);
    margin-bottom:14px;
    overflow:hidden;
  }
  .benefit-table tbody td{
    display:flex;justify-content:space-between;align-items:center;gap:14px;
    padding:12px 16px;font-size:14px;
    border-bottom:1px solid var(--line);
    background:transparent !important;
  }
  .benefit-table tbody tr td:last-child{border-bottom:none;}
  .benefit-table tbody td::before{
    content:attr(data-label);
    font-size:12.5px;color:var(--muted);font-weight:700;letter-spacing:.04em;flex:0 0 auto;
  }
  .benefit-table tbody td.row-label{
    background:#F2EBDC !important;
    font-size:15px;justify-content:flex-start;
  }
  .benefit-table tbody td.row-label::before{display:none;}
  .benefit-table tbody td.rec{border-left:none;border-right:none;}
  .level-item{grid-template-columns:64px 1fr;gap:16px;padding:22px 0;}
  .level-num{font-size:32px;}
  .preview-grid{grid-template-columns:1fr;gap:18px;}
  .cover-media{aspect-ratio:4/3;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:30px;}
  .accordion-button{font-size:15.5px;padding:20px 42px 20px 0;}
  .accordion-body{padding-right:0;font-size:14.8px;}
  .cta-panel{padding:32px 20px;border-radius:var(--r-sm);}
  .join-form{padding:20px;}
  .join-form .form-control,.join-form .form-select{height:48px;font-size:15px;}
  .btn-brand,.btn-outline-ink{padding:13px 22px;font-size:14.5px;}
}
@media (max-width:575.98px){
  .hero-facts{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .brand-text strong{font-size:11.5px;}
  .footer-brand{font-size:1.35rem;}
}

/* roulang page: category2 */
:root{
  --ink:#14231C;
  --ink-soft:#22362B;
  --amber:#D9A441;
  --amber-deep:#BE8C2C;
  --paper:#F7F2E8;
  --card:#FFFDF8;
  --text:#1E211D;
  --muted:#6B685E;
  --line:#DDD4C2;
  --berry:#8F3F4F;
  --r-sm:12px;
  --r-lg:16px;
  --r-xl:24px;
  --shadow:0 8px 24px rgba(20,33,27,.06);
  --shadow-lift:0 14px 34px rgba(20,33,27,.10);
  --shell:1280px;
  --bs-primary:#14231C;
  --bs-body-color:#1E211D;
  --bs-border-color:#DDD4C2;
  --bs-border-radius:12px;
  --bs-font-sans-serif:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease,border-color .22s ease;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--ink);}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;list-style:none;}
figure{margin:0;}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:6px;}
.wrap{width:min(var(--shell),calc(100% - 48px));margin:0 auto;}
.serif{font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:16px 0 0;transition:padding .25s ease;}
.header-shell{
  width:min(1248px,calc(100% - 32px));
  margin:0 auto;
  height:72px;
  padding:0 18px;
  display:flex;
  align-items:center;
  gap:18px;
  background:rgba(247,242,232,.9);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:var(--shadow);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled .header-shell{box-shadow:var(--shadow-lift);background:rgba(255,253,248,.95);}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--ink);color:var(--amber);
  display:grid;place-items:center;
  font-weight:800;font-size:1.02rem;letter-spacing:0;
  font-family:"Noto Serif SC","Songti SC",serif;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:1rem;font-weight:800;color:var(--ink);letter-spacing:-.01em;white-space:nowrap;}
.brand-text em{font-style:normal;font-size:.7rem;color:var(--muted);letter-spacing:.16em;}
.main-nav{display:flex;align-items:center;gap:2px;margin:0 auto;}
.nav-link{
  position:relative;
  padding:8px 12px;
  border-radius:999px;
  font-size:.94rem;
  color:#3D4A40;
  font-weight:500;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;left:12px;right:12px;bottom:5px;height:2px;
  background:var(--amber);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .26s ease;
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:800;background:rgba(217,164,65,.16);}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:999px;
  background:transparent;border:1px solid var(--line);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
  cursor:pointer;transition:border-color .22s ease,background .22s ease;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease;}
.nav-toggle:hover{border-color:var(--amber);background:rgba(217,164,65,.12);}

/* ---------- buttons ---------- */
.btn-amber,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;
  border-radius:999px;
  font-size:.98rem;font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .22s ease,color .22s ease,transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.btn-amber{background:var(--amber);color:#17251D;box-shadow:0 6px 16px rgba(217,164,65,.28);}
.btn-amber:hover{background:var(--amber-deep);color:#12201A;transform:translateY(-2px);}
.btn-amber .ar{transition:transform .22s ease;}
.btn-amber:hover .ar{transform:translateX(4px);}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#FBF6EA;transform:translateY(-2px);}
.btn-line{background:rgba(247,242,232,.18);border-color:rgba(247,242,232,.5);color:#FBF6EA;min-height:44px;padding:0 20px;font-size:.92rem;}
.btn-line:hover{background:rgba(247,242,232,.3);transform:translateY(-2px);}
.btn-sm{min-height:42px;padding:0 20px;font-size:.9rem;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:.93rem;color:var(--ink);border-bottom:1px solid transparent;padding-bottom:2px;}
.link-arrow .ar{transition:transform .22s ease;}
.link-arrow:hover{color:var(--amber-deep);border-color:var(--amber-deep);}
.link-arrow:hover .ar{transform:translateX(4px);}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:44px 0 76px;
  background-image:linear-gradient(180deg,rgba(247,242,232,.94) 0%,rgba(247,242,232,.97) 62%,rgba(247,242,232,1) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover,cover;
  background-position:center,center;
  background-repeat:no-repeat,no-repeat;
  border-bottom:1px solid var(--line);
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:.82rem;color:var(--muted);margin-bottom:28px;}
.crumbs a:hover{color:var(--amber-deep);}
.crumbs .sep{opacity:.5;}
.hero-inner{max-width:820px;margin:0 auto;text-align:center;}
.hero-count{display:flex;align-items:baseline;justify-content:center;gap:12px;margin-bottom:14px;}
.hero-count .num{
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:clamp(4.2rem,10vw,7.4rem);
  line-height:.86;
  font-weight:700;
  color:var(--ink);
  letter-spacing:-.05em;
}
.hero-count .label{font-size:.82rem;letter-spacing:.2em;color:var(--muted);font-weight:600;}
.eyebrow{
  display:inline-block;
  font-size:.76rem;letter-spacing:.24em;font-weight:700;
  color:var(--amber-deep);
  margin-bottom:14px;
}
.hero h1{
  font-size:clamp(2rem,4.6vw,3.35rem);
  margin-bottom:18px;
  letter-spacing:-.03em;
}
.hero-lead{
  font-size:clamp(.98rem,1.4vw,1.08rem);
  color:#4A544C;
  max-width:660px;
  margin:0 auto 26px;
  line-height:1.9;
}
.hero-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:30px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,253,248,.9);
  border:1px solid var(--line);
  font-size:.8rem;color:#4C564E;font-weight:600;
}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);}
.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;}

/* ---------- sections ---------- */
.section{padding:78px 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{font-size:clamp(1.6rem,3vw,2.35rem);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:1rem;margin:0;}
[id]{scroll-margin-top:112px;}

/* ---------- ladder layout ---------- */
.level-layout{display:grid;grid-template-columns:212px minmax(0,1fr);gap:48px;align-items:start;}
.side-nav{position:sticky;top:108px;align-self:start;padding:22px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);}
.side-title{font-size:.74rem;letter-spacing:.2em;color:var(--muted);font-weight:700;margin-bottom:14px;}
.side-link{display:block;padding:9px 12px;border-radius:10px;font-size:.9rem;color:#4A544C;font-weight:600;border-left:2px solid transparent;transition:all .2s ease;}
.side-link:hover{background:rgba(217,164,65,.12);color:var(--ink);}
.side-link.is-active{background:rgba(217,164,65,.18);color:var(--ink);border-left-color:var(--amber);}
.side-note{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted);line-height:1.7;}

/* ---------- progress strip ---------- */
.ladder-progress{display:flex;align-items:center;gap:0;margin-bottom:34px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px 22px;box-shadow:var(--shadow);}
.progress-step{flex:1;display:flex;align-items:center;gap:10px;min-width:0;}
.progress-step .dot{width:12px;height:12px;border-radius:50%;background:var(--line);flex-shrink:0;transition:background .3s ease;}
.progress-step .name{font-size:.82rem;color:var(--muted);font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.progress-step.on .dot{background:var(--amber);box-shadow:0 0 0 4px rgba(217,164,65,.18);}
.progress-step.on .name{color:var(--ink);}
.progress-step .bar{flex:1;height:2px;background:var(--line);margin:0 6px;border-radius:2px;min-width:12px;}
.progress-step:last-child .bar{display:none;}

/* ---------- level cards ---------- */
.level-stack{position:relative;display:flex;flex-direction:column;gap:20px;}
.level-stack::before{
  content:"";position:absolute;left:79px;top:44px;bottom:44px;width:1px;
  background:repeating-linear-gradient(to bottom,var(--line) 0 6px,transparent 6px 12px);
}
.level-card{
  position:relative;
  display:grid;grid-template-columns:96px minmax(0,1fr);gap:24px;
  padding:30px 30px 30px 0;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.level-card:hover{border-color:var(--amber);transform:translateY(-3px);box-shadow:var(--shadow-lift);}
.level-card.is-featured{border-color:var(--amber);box-shadow:0 12px 32px rgba(217,164,65,.16);}
.level-mark{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  padding-top:4px;
}
.level-mark .num{
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:2.05rem;font-weight:700;color:var(--ink);line-height:1;
}
.level-mark .fruit{
  font-size:.74rem;letter-spacing:.08em;color:var(--muted);font-weight:700;
  padding:2px 8px;border-radius:999px;background:rgba(217,164,65,.14);
}
.level-body{min-width:0;}
.level-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px;}
.level-head h3{font-size:1.28rem;}
.badge-soft{display:inline-block;padding:3px 10px;border-radius:4px;font-size:.72rem;font-weight:700;background:rgba(20,33,27,.08);color:#38473C;letter-spacing:.02em;}
.badge-recommend{background:var(--ink);color:var(--amber);}
.level-desc{color:var(--muted);font-size:.95rem;margin-bottom:16px;}
.level-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 22px;margin-bottom:20px;}
.level-list li{position:relative;padding-left:18px;font-size:.92rem;color:#3C463E;}
.level-list li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--amber);transform:rotate(45deg);}
.level-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line);}
.level-note{font-size:.82rem;color:var(--muted);}

/* ---------- matrix ---------- */
.matrix{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);}
.matrix-row{display:grid;grid-template-columns:1.15fr repeat(4,minmax(0,1fr));border-bottom:1px solid var(--line);}
.matrix-row:last-child{border-bottom:0;}
.matrix-row.is-head{background:rgba(20,33,27,.045);}
.matrix-cell{padding:16px 18px;font-size:.9rem;color:#3C463E;display:flex;align-items:center;}
.matrix-cell.lead{font-weight:700;color:var(--ink);}
.matrix-cell.is-pick{background:rgba(217,164,65,.11);color:var(--ink);font-weight:600;}
.matrix-row.is-head .matrix-cell{font-weight:800;color:var(--ink);font-size:.88rem;}
.matrix-row.is-head .matrix-cell.is-pick{background:rgba(217,164,65,.2);}

/* ---------- steps ---------- */
.steps-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
.step-item{display:grid;grid-template-columns:56px minmax(0,1fr);gap:16px;padding:20px 0;border-bottom:1px solid var(--line);}
.step-item:last-child{border-bottom:0;}
.step-item .no{
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:1.5rem;font-weight:700;color:var(--amber-deep);line-height:1.4;
}
.step-item h4{font-size:1.04rem;margin-bottom:6px;}
.step-item p{margin:0;color:var(--muted);font-size:.92rem;}
.steps-figure{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow);}
.steps-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease;}
.steps-figure:hover img{transform:scale(1.03);}
.steps-figure figcaption{padding:14px 18px;font-size:.82rem;color:var(--muted);border-top:1px solid var(--line);}

/* ---------- accordion ---------- */
.faq-grid{display:grid;grid-template-columns:320px minmax(0,1fr);gap:48px;align-items:start;}
.faq-aside{position:sticky;top:108px;}
.faq-aside h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:14px;}
.faq-aside p{color:var(--muted);font-size:.95rem;}
.faq-aside .btn-ghost{margin-top:10px;}
.accordion-item{border:1px solid var(--line);border-radius:var(--r-sm)!important;background:var(--card);margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow);}
.accordion-button{
  font-weight:700;font-size:1rem;color:var(--ink);
  background:var(--card);padding:20px 22px;
  box-shadow:none!important;
}
.accordion-button:not(.collapsed){background:rgba(217,164,65,.1);color:var(--ink);}
.accordion-button::after{
  width:14px;height:14px;background-size:14px;
  filter:invert(14%) sepia(14%) saturate(600%) hue-rotate(80deg);
  transition:transform .25s ease;
}
.accordion-button:focus{border-color:var(--amber);box-shadow:0 0 0 3px rgba(217,164,65,.25)!important;}
.accordion-body{padding:4px 22px 22px;color:var(--muted);font-size:.94rem;line-height:1.85;background:var(--card);}

/* ---------- cta ---------- */
.cta-panel{
  background:var(--ink);
  color:#F1EBDB;
  border-radius:var(--r-xl);
  padding:52px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,164,65,.24),transparent 68%);
  pointer-events:none;
}
.cta-panel h2{color:#FFFDF8;font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:14px;}
.cta-panel p{color:#BDB8A8;font-size:.96rem;}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:#D7D1C1;}
.cta-points li::before{content:"✓";color:var(--amber);font-weight:800;line-height:1.6;}
.cta-form{background:rgba(255,253,248,.06);border:1px solid rgba(247,242,232,.18);border-radius:var(--r-lg);padding:26px;position:relative;z-index:1;}
.form-label{display:block;font-size:.82rem;letter-spacing:.08em;color:#BDB8A8;margin-bottom:8px;font-weight:600;}
.form-control,.form-select{
  width:100%;height:48px;border-radius:10px;
  border:1px solid rgba(247,242,232,.26);
  background:rgba(247,242,232,.94);
  color:var(--ink);font-size:.95rem;padding:0 14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-control:focus,.form-select:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(217,164,65,.3);background:#FFFDF8;}
.form-control.is-error{border-color:var(--berry);box-shadow:0 0 0 3px rgba(143,63,79,.22);}
.form-row{margin-bottom:16px;}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:.82rem;color:#BDB8A8;line-height:1.6;}
.check-line input{margin-top:4px;width:16px;height:16px;accent-color:var(--amber);flex-shrink:0;}
.check-line a{color:var(--amber);border-bottom:1px solid rgba(217,164,65,.5);}
.cta-form .btn-amber{width:100%;margin-top:18px;}
.form-tip{margin-top:12px;font-size:.82rem;color:var(--amber);display:none;}
.form-tip.is-visible{display:block;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#E7E1D3;padding:64px 0 28px;margin-top:84px;}
.footer-brand{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800;color:#FFFDF8;letter-spacing:-.02em;line-height:1.2;}
.footer-tagline{color:#A9A392;max-width:620px;margin:14px 0 40px;font-size:.94rem;}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:36px;padding-top:34px;border-top:1px solid rgba(247,242,232,.14);}
.footer-col h4{font-size:.94rem;color:#FFFDF8;margin-bottom:14px;letter-spacing:.04em;}
.footer-col ul{margin:0;padding:0;}
.footer-col li{margin-bottom:9px;}
.footer-col p{font-size:.86rem;color:#A9A392;line-height:1.8;margin:0;}
.footer-col a{color:#C7C1B0;font-size:.9rem;border-bottom:1px solid transparent;padding-bottom:1px;}
.footer-col a:hover{color:var(--amber);border-color:var(--amber);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(247,242,232,.14);
  display:flex;flex-wrap:wrap;gap:14px 24px;justify-content:space-between;
  font-size:.82rem;color:#948E7F;
}
.footer-bottom a{color:#C7C1B0;}
.footer-bottom a:hover{color:var(--amber);}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
.js .reveal.is-in{opacity:1;transform:none;}

/* ---------- offcanvas ---------- */
.nav-drawer{background:var(--paper);width:min(420px,100%);border-left:1px solid var(--line);}
.nav-drawer .offcanvas-header{padding:20px 22px;border-bottom:1px solid var(--line);}
.drawer-brand{font-weight:800;color:var(--ink);font-size:1rem;line-height:1.3;}
.drawer-close{width:44px;height:44px;border-radius:999px;border:1px solid var(--line);background:transparent;font-size:1.3rem;line-height:1;color:var(--ink);cursor:pointer;}
.drawer-close:hover{border-color:var(--amber);background:rgba(217,164,65,.12);}
.nav-drawer .offcanvas-body{padding:18px 14px;}
.drawer-link{display:block;padding:14px 12px;border-radius:12px;font-size:1.05rem;font-weight:700;color:var(--ink);min-height:44px;}
.drawer-link:hover,.drawer-link.is-active{background:rgba(217,164,65,.16);}
.drawer-foot{padding:16px 22px 26px;border-top:1px solid var(--line);}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .header-shell{gap:12px;padding:0 14px;}
  .nav-link{padding:8px 9px;font-size:.88rem;}
  .brand-text strong{font-size:.94rem;}
  .level-layout{grid-template-columns:180px minmax(0,1fr);gap:32px;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-amber.btn-sm{display:none;}
  .level-layout{grid-template-columns:minmax(0,1fr);}
  .side-nav{position:static;display:flex;flex-wrap:wrap;gap:6px;padding:14px;}
  .side-title{display:none;}
  .side-note{display:none;}
  .side-link{border-left:0;border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:.84rem;}
  .level-stack::before{left:63px;}
  .faq-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .faq-aside{position:static;}
  .steps-grid{grid-template-columns:minmax(0,1fr);gap:30px;}
  .cta-panel{grid-template-columns:minmax(0,1fr);padding:36px 26px;gap:28px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .wrap{width:calc(100% - 32px);}
  .section{padding:52px 0;}
  .hero{padding:32px 0 54px;}
  .hero-count .num{font-size:clamp(3.6rem,16vw,5rem);}
  .level-card{grid-template-columns:minmax(0,1fr);padding:24px 20px;gap:14px;}
  .level-stack::before{display:none;}
  .level-mark{flex-direction:row;align-items:center;gap:10px;padding-top:0;}
  .level-mark .num{font-size:1.7rem;}
  .level-list{grid-template-columns:minmax(0,1fr);}
  .ladder-progress{display:none;}
  .matrix{border:0;background:transparent;box-shadow:none;overflow:visible;}
  .matrix-row{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:12px;padding:8px 16px;box-shadow:var(--shadow);}
  .matrix-row.is-head{display:none;}
  .matrix-cell{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:.9rem;}
  .matrix-cell:last-child{border-bottom:0;}
  .matrix-cell::before{content:attr(data-label);color:var(--muted);font-size:.82rem;font-weight:600;flex-shrink:0;}
  .matrix-cell.lead{border-bottom:1px solid var(--line);font-size:.96rem;}
  .matrix-cell.lead::before{content:"";display:none;}
  .matrix-cell.is-pick{background:transparent;padding-left:0;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .hero-actions .btn-amber,.hero-actions .btn-ghost{width:100%;}
}
@media (max-width:575px){
  .brand-text em{display:none;}
  .cta-panel{padding:28px 18px;border-radius:var(--r-lg);}
  .cta-form{padding:20px 16px;}
  .level-head h3{font-size:1.15rem;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important;}
  .js .reveal{opacity:1;transform:none;}
}

/* roulang page: category3 */
:root{
  --ink:#14231C;
  --ink-soft:#1E211D;
  --gold:#D9A441;
  --gold-deep:#B8872C;
  --bg:#F7F2E8;
  --paper:#FFFDF8;
  --text:#1E211D;
  --muted:#6B685E;
  --line:#DDD4C2;
  --berry:#8F3F4F;
  --r-sm:12px;
  --r-lg:16px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(20,33,27,.06);
  --shadow-lift:0 14px 34px rgba(20,33,27,.10);
  --sp-1:8px;--sp-2:16px;--sp-3:24px;--sp-4:32px;--sp-5:48px;--sp-6:64px;--sp-7:96px;
  --bs-body-color:#1E211D;
  --bs-body-bg:#F7F2E8;
  --bs-border-color:#DDD4C2;
  --bs-border-radius:12px;
  --bs-primary:#14231C;
  --bs-link-color:#14231C;
  --bs-link-hover-color:#B8872C;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--gold-deep);}
button{font-family:inherit;}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.25;margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.section{padding:76px 0;}
@media (max-width:767.98px){.section{padding:52px 0;}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;padding:16px 0 0;
  background:linear-gradient(180deg,rgba(247,242,232,.96) 45%,rgba(247,242,232,0));
  backdrop-filter:blur(6px);
}
.nav-shell{
  width:min(1280px,calc(100% - 32px));
  margin:0 auto;
  display:flex;align-items:center;gap:16px;
  padding:10px 12px 10px 20px;
  background:rgba(255,253,248,.88);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow);
  backdrop-filter:blur(14px);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-dot{width:10px;height:10px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(217,164,65,.18);flex:0 0 auto;}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-.02em;color:var(--ink);white-space:nowrap;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.1em;border-left:1px solid var(--line);padding-left:10px;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:24px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:15px;color:var(--ink-soft);border-radius:var(--r-pill);white-space:nowrap;
  transition:color .22s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:8px;height:2px;
  background:var(--gold);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .28s cubic-bezier(.22,.61,.36,1);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);color:var(--ink);cursor:pointer;
  transition:background .2s,color .2s,border-color .2s,transform .2s;font-size:17px;
}
.icon-btn:hover{background:var(--ink);color:var(--paper);border-color:var(--ink);transform:translateY(-2px);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  min-height:44px;transition:background .22s,color .22s,transform .22s,box-shadow .22s,border-color .22s;
}
.btn .arw{transition:transform .22s ease;display:inline-block;}
.btn:hover .arw{transform:translateX(4px);}
.btn-gold{background:var(--gold);color:#231A05;}
.btn-gold:hover{background:var(--gold-deep);color:#FFFDF8;transform:translateY(-2px);box-shadow:0 10px 22px rgba(184,135,44,.28);}
.btn-line{background:transparent;color:var(--ink);border-color:rgba(20,33,27,.28);}
.btn-line:hover{background:var(--ink);color:var(--paper);border-color:var(--ink);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:active{transform:translateY(0);}

/* ---------- 首页 Hero 通用 ---------- */
.page-hero{position:relative;overflow:hidden;padding:56px 0 68px;}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(247,242,232,.94),rgba(247,242,232,.99)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.kicker{
  display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(217,164,65,.16);border:1px solid rgba(217,164,65,.4);
  color:#7A5A13;font-size:13px;font-weight:700;letter-spacing:.08em;
}
.page-hero h1{font-size:clamp(1.9rem,3.4vw,3rem);margin:20px 0 16px;letter-spacing:-.02em;}
.lead{font-size:17px;line-height:1.9;color:var(--muted);max-width:34em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
  display:inline-flex;align-items:center;padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--paper);color:var(--muted);
  font-size:13.5px;cursor:pointer;transition:.2s;min-height:36px;
}
.chip:hover{border-color:var(--gold);color:var(--ink);transform:translateY(-2px);}
.chip.is-on{background:var(--ink);border-color:var(--ink);color:var(--paper);font-weight:700;}
.hero-stack{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.stack-col{display:flex;flex-direction:column;gap:18px;}
.stack-col--offset{margin-top:36px;}
.stack-card{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  background:var(--paper);box-shadow:var(--shadow);
}
.stack-card img{width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .5s ease;}
.stack-card:hover img{transform:scale(1.03);}

/* ---------- 板块头部 ---------- */
.section-head{max-width:720px;margin-bottom:36px;}
.section-head .kicker{margin-bottom:16px;}
.section-head h2{font-size:clamp(1.6rem,2.6vw,2.3rem);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16px;line-height:1.85;}

/* ---------- 片单卡片 ---------- */
.series-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.series-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.series-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lift);}
.series-cover{position:relative;overflow:hidden;background:#EFE8D8;}
.series-cover img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s ease;}
.series-card:hover .series-cover img{transform:scale(1.03);}
.series-cover.is-locked::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,33,27,.06),rgba(20,33,27,.24));
  pointer-events:none;
}
.pill-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  background:rgba(20,33,27,.86);color:#F7F2E8;font-size:12px;font-weight:700;
  padding:5px 10px;border-radius:4px;letter-spacing:.04em;
}
.pill-lock{
  position:absolute;top:12px;right:12px;z-index:2;
  background:var(--berry);color:#FFFDF8;font-size:12px;font-weight:700;
  padding:5px 10px;border-radius:4px;letter-spacing:.04em;
}
.pill-open{
  position:absolute;top:12px;right:12px;z-index:2;
  background:var(--gold);color:#231A05;font-size:12px;font-weight:700;
  padding:5px 10px;border-radius:4px;letter-spacing:.04em;
}
.series-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.series-body h3{font-size:1.15rem;}
.series-body p{color:var(--muted);font-size:14.5px;line-height:1.75;}
.series-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);
}
.series-foot a{font-weight:700;color:var(--ink);border-bottom:2px solid transparent;transition:.2s;}
.series-foot a:hover{border-bottom-color:var(--gold);color:var(--gold-deep);}

/* ---------- 说明细线列表 ---------- */
.spec-list{border-top:1px solid var(--line);}
.spec-list li{
  display:grid;grid-template-columns:72px 1fr;gap:24px;
  padding:28px 0;border-bottom:1px solid var(--line);
}
.spec-no{
  font-family:Georgia,"Noto Serif SC",serif;font-size:1.7rem;font-weight:700;
  color:var(--gold-deep);line-height:1.1;
}
.spec-list h3{font-size:1.12rem;margin-bottom:8px;}
.spec-list p{color:var(--muted);font-size:15px;line-height:1.85;}

/* ---------- 双栏面板 ---------- */
.dual{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.panel{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;transition:border-color .25s,transform .25s,box-shadow .25s;
}
.panel:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:var(--shadow-lift);}
.panel h3{font-size:1.2rem;margin-bottom:14px;}
.panel p{color:var(--muted);font-size:15px;line-height:1.85;}
.mini-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.mini-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-soft);
  padding-bottom:10px;border-bottom:1px dashed var(--line);
}
.mini-list li:last-child{border-bottom:0;padding-bottom:0;}
.mini-list i{color:var(--gold-deep);font-size:14px;line-height:1.7;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s;
}
.faq-item:hover{border-color:var(--gold);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:0;text-align:left;
  font-size:16.5px;font-weight:700;color:var(--ink);cursor:pointer;min-height:44px;
}
.faq-q .fx{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink);font-size:16px;font-weight:400;transition:.28s ease;
}
.faq-q[aria-expanded="true"] .fx{background:var(--gold);border-color:var(--gold);color:#231A05;transform:rotate(45deg);}
.faq-a{padding:0 22px 22px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;background:var(--ink);color:var(--paper);
  border-radius:var(--r-lg);padding:56px;
  display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;
}
.cta-panel::before{
  content:"";position:absolute;right:-80px;top:-90px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,164,65,.32),rgba(217,164,65,0) 68%);
}
.cta-panel h2{color:var(--paper);font-size:clamp(1.5rem,2.4vw,2.1rem);margin-bottom:12px;position:relative;}
.cta-panel p{color:rgba(247,242,232,.72);font-size:15.5px;max-width:34em;position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;}
.cta-panel .btn-line{color:var(--paper);border-color:rgba(247,242,232,.42);}
.cta-panel .btn-line:hover{background:var(--paper);color:var(--ink);border-color:var(--paper);}

/* ---------- 页脚 ---------- */
.site-footer{background:#101B15;color:rgba(247,242,232,.72);padding:64px 0 32px;margin-top:80px;}
.footer-brand{font-size:clamp(1.35rem,2.6vw,2rem);font-weight:800;color:#F7F2E8;letter-spacing:-.02em;line-height:1.3;}
.footer-tagline{color:rgba(247,242,232,.6);margin:14px 0 40px;max-width:46em;font-size:15px;}
.footer-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:32px;
  padding-top:32px;border-top:1px solid rgba(247,242,232,.14);
}
.footer-col h4{color:#F7F2E8;font-size:15px;margin-bottom:16px;letter-spacing:0;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:rgba(247,242,232,.7);font-size:14px;transition:color .2s,transform .2s;display:inline-block;}
.footer-col a:hover{color:var(--gold);transform:translateX(3px);}
.footer-col p{font-size:14px;line-height:1.8;color:rgba(247,242,232,.6);margin:0;}
.footer-bottom{
  margin-top:40px;padding-top:24px;border-top:1px solid rgba(247,242,232,.14);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;
  font-size:13px;color:rgba(247,242,232,.5);
}
.footer-bottom a{color:rgba(247,242,232,.62);}
.footer-bottom a:hover{color:var(--gold);}

/* ---------- 抽屉 / 弹窗 ---------- */
.drawer{background:var(--paper);width:min(400px,88vw);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 22px;border-bottom:1px solid var(--line);
}
.drawer-head .brand-name{font-size:16px;font-weight:800;color:var(--ink);}
.drawer-body{padding:16px 12px;display:flex;flex-direction:column;gap:4px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 14px;border-radius:var(--r-sm);font-size:16px;font-weight:600;
  color:var(--ink);min-height:48px;transition:background .2s,color .2s;
}
.drawer-link:hover{background:rgba(217,164,65,.14);color:var(--ink);}
.drawer-link.is-active{background:var(--ink);color:var(--paper);}
.drawer-foot{padding:16px 22px 24px;border-top:1px solid var(--line);margin-top:auto;}
.search-modal{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--paper);box-shadow:var(--shadow-lift);}
.search-modal .modal-body{padding:28px;}
.search-modal .form-label{font-weight:700;color:var(--ink);font-size:15px;margin-bottom:12px;display:block;}
.search-row{display:flex;gap:10px;}
.search-row .form-control{
  height:48px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--text);font-size:15px;padding:0 18px;
}
.search-row .form-control:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.22);}
.search-hint{margin-top:14px;font-size:13.5px;color:var(--muted);}

/* ---------- 动效 ---------- */
[data-reveal]{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
[data-reveal].is-visible{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .brand-sub{display:none;}
  .main-nav{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-stack{max-width:520px;}
}
@media (max-width:991.98px){
  .series-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .cta-panel{grid-template-columns:1fr;padding:40px;}
  .dual{grid-template-columns:1fr;}
  .section{padding:60px 0;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .nav-shell{padding:8px 8px 8px 16px;gap:10px;}
  .brand-name{font-size:14.5px;white-space:normal;line-height:1.3;}
  .page-hero{padding:36px 0 48px;}
  .hero-stack{display:none;}
  .series-grid{
    display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:14px;margin:0 -24px;padding-left:24px;padding-right:24px;
    -webkit-overflow-scrolling:touch;
  }
  .series-card{flex:0 0 82%;scroll-snap-align:start;}
  .spec-list li{grid-template-columns:48px 1fr;gap:16px;padding:22px 0;}
  .spec-no{font-size:1.35rem;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:48px 0 28px;margin-top:56px;}
  .cta-panel{padding:32px 24px;}
  .cta-actions .btn{width:100%;}
  .hero-actions .btn{flex:1 1 auto;}
  .search-row{flex-direction:column;}
  .search-row .btn{width:100%;}
  .footer-bottom{flex-direction:column;gap:10px;}
}
@media (max-width:519.98px){
  .wrap{padding:0 18px;}
  .series-grid{margin:0 -18px;padding-left:18px;padding-right:18px;}
  .chip{font-size:13px;padding:7px 14px;}
}
@media (prefers-reduced-motion:reduce){
  [data-reveal]{opacity:1;transform:none;transition:none;}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --ink:#14231C;
  --ink-soft:#1E211D;
  --muted:#6B685E;
  --bg:#F7F2E8;
  --paper:#FFFDF8;
  --line:#DDD4C2;
  --gold:#D9A441;
  --gold-deep:#B8862B;
  --berry:#8F3F4F;
  --radius-s:12px;
  --radius-m:14px;
  --radius-l:16px;
  --radius-xl:24px;
  --shadow:0 8px 24px rgba(20,33,27,.06);
  --shadow-hover:0 14px 34px rgba(20,33,27,.10);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px;
  --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --bs-body-color:var(--ink-soft);
  --bs-body-bg:var(--bg);
  --bs-border-color:var(--line);
  --bs-primary:var(--gold);
  --bs-border-radius:var(--radius-s);
  --bs-link-color:var(--ink);
  --bs-link-hover-color:var(--gold-deep);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-soft);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  color:var(--ink);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.28;
  margin:0 0 .6em;
}
h1{font-size:clamp(2rem,4vw,3.15rem);line-height:1.2;}
h2{font-size:clamp(1.6rem,2.6vw,2.4rem);}
h3{font-size:clamp(1.08rem,1.4vw,1.32rem);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
a{color:var(--ink);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--gold-deep);}
img{max-width:100%;display:block;height:auto;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:8px;}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.serif{font-family:"Noto Serif SC","Songti SC","SimSun",serif;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1035;padding:16px 0 8px;}
.nav-shell{
  display:flex;align-items:center;gap:24px;
  height:72px;padding:0 16px 0 20px;
  background:rgba(247,242,232,.9);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:var(--ink);color:var(--gold);
  display:grid;place-items:center;
  font-weight:800;font-size:13px;letter-spacing:.02em;line-height:1.1;text-align:center;
}
.brand-text{display:flex;flex-direction:column;line-height:1.18;}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:10.5px;letter-spacing:.22em;color:var(--muted);margin-top:2px;}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.main-nav .nav-link{
  position:relative;display:inline-block;
  padding:8px 11px;border-radius:999px;
  font-size:14.5px;color:var(--muted);font-weight:500;
  transition:color .22s ease,background .22s ease;
}
.main-nav .nav-link::after{
  content:"";position:absolute;left:11px;right:11px;bottom:3px;height:2px;border-radius:2px;
  background:var(--gold);transform:scaleX(0);transform-origin:left center;
  transition:transform .28s cubic-bezier(.4,0,.2,1);
}
.main-nav .nav-link:hover{color:var(--ink);}
.main-nav .nav-link:hover::after,
.main-nav .nav-link.is-active::after{transform:scaleX(1);}
.main-nav .nav-link.is-active{color:var(--ink);font-weight:700;}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:42px;height:42px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);color:var(--ink);
  cursor:pointer;transition:background .22s ease,border-color .22s ease,transform .22s ease;
}
.icon-btn:hover{background:var(--paper);border-color:var(--gold);transform:translateY(-2px);}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;min-height:44px;border-radius:999px;
  background:var(--gold);color:var(--ink);
  font-weight:700;font-size:14.5px;border:1px solid var(--gold);
  transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-cta:hover{background:#E4B45A;color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 22px rgba(217,164,65,.28);}
.btn-cta .arrow{transition:transform .22s ease;}
.btn-cta:hover .arrow{transform:translateX(4px);}

/* ---------- buttons ---------- */
.btn-solid,.btn-outline,.btn-quiet{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  cursor:pointer;border:1px solid transparent;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-solid{background:var(--gold);color:var(--ink);border-color:var(--gold);}
.btn-solid:hover{background:#E4B45A;color:var(--ink);transform:translateY(-2px);box-shadow:0 12px 24px rgba(217,164,65,.26);}
.btn-solid:hover .arrow{transform:translateX(4px);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px);}
.btn-quiet{background:var(--paper);color:var(--ink);border-color:var(--line);}
.btn-quiet:hover{border-color:var(--gold);transform:translateY(-2px);}
.arrow{transition:transform .22s ease;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:44px 0 68px;
  background-image:linear-gradient(105deg,rgba(247,242,232,.97) 0%,rgba(247,242,232,.92) 52%,rgba(247,242,232,.78) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:26px;}
.breadcrumb-line a{color:var(--muted);}
.breadcrumb-line a:hover{color:var(--ink);}
.breadcrumb-line span{color:var(--line);}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:999px;
  background:var(--paper);border:1px solid var(--line);
  font-size:12px;letter-spacing:.18em;font-weight:600;color:var(--gold-deep);
  margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);}
.hero-sub{font-size:18px;color:var(--muted);max-width:32em;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,253,248,.86);border:1px solid var(--line);
  font-size:12.5px;color:var(--muted);
}
.hero-figure{
  position:relative;border-radius:var(--radius-xl);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-hover);
  background:var(--paper);
}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .6s ease;}
.hero-figure:hover img{transform:scale(1.03);}
.hero-figure figcaption{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:rgba(255,253,248,.92);border:1px solid var(--line);
  font-size:12.5px;color:var(--ink);font-weight:600;
}

/* ---------- sections ---------- */
.section{padding:76px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head p{color:var(--muted);font-size:16.5px;}
.kicker{
  display:inline-block;font-size:12px;letter-spacing:.2em;font-weight:700;
  color:var(--gold-deep);margin-bottom:14px;
}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  position:relative;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:30px 24px 28px;box-shadow:var(--shadow);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.step:hover{border-color:var(--gold);transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.step-num{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:34px;line-height:1;font-weight:700;color:var(--gold);
  letter-spacing:-.02em;
}
.step h3{margin:16px 0 10px;font-size:1.12rem;}
.step p{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0;}
.step .chip{margin-top:16px;font-size:12px;padding:5px 12px;background:rgba(217,164,65,.12);border-color:rgba(217,164,65,.35);color:var(--gold-deep);font-weight:600;}

/* ---------- device list ---------- */
.device-list{border-top:1px solid var(--line);}
.device-row{
  display:grid;grid-template-columns:210px 1fr 190px;gap:28px;align-items:center;
  padding:22px 4px;border-bottom:1px solid var(--line);
  transition:background .22s ease,padding-left .22s ease;
}
.device-row:hover{background:rgba(217,164,65,.06);padding-left:12px;}
.device-name{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);font-size:15.5px;}
.dot{width:8px;height:8px;border-radius:50%;background:var(--gold);flex:0 0 auto;}
.device-desc{font-size:14.8px;color:var(--muted);margin:0;}
.tag{
  display:inline-flex;align-items:center;justify-content:center;
  padding:5px 12px;border-radius:4px;font-size:12px;font-weight:700;
  letter-spacing:.02em;white-space:nowrap;
}
.tag-gold{background:rgba(217,164,65,.16);color:#8A6413;border:1px solid rgba(217,164,65,.42);}
.tag-ink{background:rgba(20,33,27,.06);color:var(--ink);border:1px solid var(--line);}
.tag-berry{background:rgba(143,63,79,.10);color:var(--berry);border:1px solid rgba(143,63,79,.3);}
.device-status{display:flex;justify-content:flex-end;}

/* ---------- checklist ---------- */
.check-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start;}
.sticky-head{position:sticky;top:118px;}
.check-list{border-top:1px solid var(--line);}
.check-item{
  display:grid;grid-template-columns:26px 1fr;gap:16px;
  padding:20px 0;border-bottom:1px solid var(--line);
}
.check-index{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:15px;font-weight:700;color:var(--gold);
  line-height:1.9;
}
.check-item h3{font-size:1.02rem;margin:0 0 6px;}
.check-item p{font-size:14.8px;color:var(--muted);margin:0;}

/* ---------- two column notes ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.note-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:36px 32px;box-shadow:var(--shadow);
  transition:border-color .28s ease,transform .28s ease,box-shadow .28s ease;
}
.note-card:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.note-card h3{display:flex;align-items:center;gap:10px;margin-bottom:20px;}
.note-card h3 .badge-dot{width:10px;height:10px;border-radius:3px;background:var(--gold);}
.note-card ul{display:flex;flex-direction:column;gap:12px;}
.note-card li{
  position:relative;padding-left:22px;
  font-size:15px;color:var(--muted);line-height:1.8;
}
.note-card li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:2px;
  background:rgba(217,164,65,.9);
}
.note-card .warn li::before{background:var(--berry);}
.note-foot{
  margin-top:24px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--muted);
}

/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:56px;align-items:start;}
.faq .accordion-item{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-s);overflow:hidden;margin-bottom:12px;
}
.faq .accordion-item:last-child{margin-bottom:0;}
.faq .accordion-button{
  background:var(--paper);color:var(--ink);
  font-weight:700;font-size:16px;line-height:1.6;
  padding:20px 22px;box-shadow:none;
  transition:background .22s ease,color .22s ease;
}
.faq .accordion-button:not(.collapsed){background:rgba(217,164,65,.12);color:var(--ink);}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--gold);outline-offset:-2px;}
.faq .accordion-button::after{
  content:"+";font-size:22px;line-height:1;font-weight:400;
  background-image:none;transform:none;
  width:28px;height:28px;display:grid;place-items:center;
  color:var(--gold-deep);flex:0 0 auto;margin-left:16px;
  transition:transform .28s ease,color .22s ease;
}
.faq .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg);}
.faq .accordion-body{
  padding:0 22px 22px;font-size:15px;color:var(--muted);line-height:1.85;
}
.faq-side{position:sticky;top:118px;}
.faq-side .btn-solid{margin-top:22px;}

/* ---------- cta ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--radius-xl);
  padding:60px 56px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
  background-image:linear-gradient(rgba(20,33,27,.94),rgba(20,33,27,.97)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  color:#EAE4D6;
}
.cta-panel h2{color:#FFFDF8;margin-bottom:14px;}
.cta-panel p{color:#B9B2A3;font-size:16px;max-width:30em;}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.cta-points span{
  padding:6px 14px;border-radius:999px;
  border:1px solid rgba(217,164,65,.45);color:#E7CE93;
  font-size:12.5px;letter-spacing:.02em;
}
.cta-actions{display:flex;flex-direction:column;gap:12px;}
.cta-actions .btn-solid{width:100%;}
.cta-actions .btn-quiet{background:transparent;color:#F1EBDD;border-color:rgba(241,235,221,.4);width:100%;}
.cta-actions .btn-quiet:hover{background:rgba(241,235,221,.12);color:#FFFDF8;border-color:#F1EBDD;}
.cta-note{font-size:12.5px;color:#9C9688;text-align:center;margin-top:4px;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--ink);color:#C9C3B4;
  padding:76px 0 32px;margin-top:84px;
}
.footer-brand{
  font-size:clamp(1.5rem,3vw,2.3rem);font-weight:800;
  color:#FFFDF8;letter-spacing:-.02em;line-height:1.25;
}
.footer-tagline{color:#A9A294;margin:14px 0 44px;max-width:620px;font-size:15.5px;}
.footer-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:36px;
  padding-bottom:44px;border-bottom:1px solid rgba(221,212,194,.18);
}
.footer-col h4{
  color:#FFFDF8;font-size:13.5px;letter-spacing:.12em;
  font-weight:700;margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{color:#C9C3B4;font-size:14.5px;}
.footer-col a:hover{color:var(--gold);}
.footer-col p{font-size:14px;color:#A9A294;margin:0;line-height:1.8;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px;
  padding-top:26px;font-size:13px;color:#8F8A7E;
}
.footer-bottom a{color:#C9C3B4;}
.footer-bottom a:hover{color:var(--gold);}

/* ---------- offcanvas / modal ---------- */
.offcanvas.mobile-drawer{background:var(--bg);color:var(--ink-soft);width:min(92vw,420px);}
.mobile-drawer .offcanvas-header{
  padding:22px 24px;border-bottom:1px solid var(--line);
}
.mobile-drawer .drawer-brand{font-weight:800;font-size:15px;color:var(--ink);line-height:1.3;}
.mobile-drawer .drawer-brand em{
  display:block;font-style:normal;font-size:10.5px;letter-spacing:.2em;
  color:var(--muted);font-weight:500;margin-top:4px;
}
.mobile-drawer .offcanvas-body{padding:12px 24px 24px;display:flex;flex-direction:column;}
.mobile-nav{display:flex;flex-direction:column;}
.mobile-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 2px;min-height:52px;
  font-size:18px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-nav a::after{content:"›";color:var(--line);font-size:20px;}
.mobile-nav a.is-active{color:var(--gold-deep);}
.mobile-nav a.is-active::after{color:var(--gold);}
.mobile-cta{margin-top:auto;padding-top:26px;}
.mobile-cta .btn-cta{width:100%;justify-content:center;min-height:52px;font-size:16px;}
.mobile-note{font-size:12.5px;color:var(--muted);margin-top:14px;text-align:center;}

.modal-content{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-l);box-shadow:var(--shadow-hover);
}
.modal-header{border-bottom:1px solid var(--line);padding:20px 24px;}
.modal-title{font-size:17px;font-weight:800;color:var(--ink);}
.modal-body{padding:24px;}
.modal-body .form-control{
  height:48px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink-soft);font-size:15px;
}
.modal-body .form-control:focus{
  border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.2);
}
.form-hint{font-size:12.5px;color:var(--muted);margin-top:12px;}
.btn-close:focus{box-shadow:0 0 0 3px rgba(217,164,65,.3);}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
.reveal.is-visible{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .main-nav .nav-link{padding:8px 9px;font-size:14px;}
  .brand-text strong{font-size:14px;}
}
@media (max-width:991.98px){
  .site-header{padding:12px 0 6px;}
  .nav-shell{height:64px;padding:0 12px 0 14px;border-radius:20px;gap:12px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .page-hero{padding:30px 0 48px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .check-grid,.faq-wrap,.cta-panel,.two-col{grid-template-columns:1fr;gap:32px;}
  .sticky-head,.faq-side{position:static;}
  .cta-panel{padding:44px 32px;}
  .device-row{grid-template-columns:1fr;gap:10px;padding:20px 4px;}
  .device-status{justify-content:flex-start;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .section{padding:56px 0;}
  .site-footer{margin-top:56px;padding:56px 0 28px;}
}
@media (max-width:575.98px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .brand-text strong{font-size:13px;}
  .brand-text em{font-size:9.5px;letter-spacing:.16em;}
  .brand-mark{width:36px;height:36px;border-radius:10px;font-size:12px;}
  .page-hero{padding:22px 0 40px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn-solid,.hero-actions .btn-outline{width:100%;}
  .steps{grid-template-columns:1fr;}
  .note-card{padding:26px 22px;}
  .cta-panel{padding:34px 22px;border-radius:18px;}
  .cta-actions{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .section{padding:44px 0;}
  .hero-figure figcaption{left:12px;bottom:12px;font-size:11.5px;}
  .faq .accordion-button{font-size:15px;padding:16px 16px;}
  .faq .accordion-body{padding:0 16px 18px;font-size:14.5px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category5 */
:root{
  --ink:#14231C;
  --ink-soft:#1D2F26;
  --gold:#D9A441;
  --gold-deep:#BE8B27;
  --cream:#F7F2E8;
  --paper:#FFFDF8;
  --text:#1E211D;
  --muted:#6B685E;
  --line:#DDD4C2;
  --berry:#8F3F4F;
  --r-sm:12px;
  --r-lg:16px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(20,33,27,.06);
  --shadow-md:0 14px 36px rgba(20,33,27,.09);
  --bs-primary:#14231C;
  --bs-body-color:#1E211D;
  --bs-body-bg:#F7F2E8;
  --bs-border-color:#DDD4C2;
  --bs-border-radius:12px;
  --bs-link-color:#14231C;
  --bs-link-hover-color:#14231C;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  background:var(--cream);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--ink)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.02em;line-height:1.25}
h1{font-size:clamp(2.4rem,4.2vw,4.2rem)}
h2{font-size:clamp(1.8rem,2.6vw,2.6rem)}
h3{font-size:clamp(1.15rem,1.5vw,1.4rem)}
h4{font-size:1.02rem}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
.serif{font-family:"Noto Serif SC","Songti SC",serif;font-weight:700}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:1040;padding:16px 0 0}
.nav-shell{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:72px;padding:8px 12px 8px 22px;
  background:rgba(247,242,232,.9);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-pill);box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{font-weight:800;letter-spacing:-.02em;font-size:1.02rem;color:var(--ink);white-space:nowrap}
.brand-sub{font-size:11px;letter-spacing:.08em;color:var(--gold-deep);border:1px solid rgba(217,164,65,.5);background:rgba(217,164,65,.14);border-radius:var(--r-pill);padding:3px 9px;white-space:nowrap}
.main-nav{display:none;align-items:center;gap:2px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 13px;border-radius:var(--r-pill);
  font-size:.94rem;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:color .22s ease,background .22s ease;
}
.nav-link::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;background:var(--gold);
  transform:scaleX(0);transform-origin:left;transition:transform .28s ease;border-radius:2px;
}
.nav-link:hover{color:var(--ink);background:rgba(20,33,27,.05)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);background:rgba(20,33,27,.07)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:6px}
.icon-btn{
  width:44px;height:44px;display:grid;place-items:center;
  border:1px solid transparent;background:transparent;border-radius:var(--r-pill);
  color:var(--ink);cursor:pointer;transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:rgba(20,33,27,.07);border-color:var(--line)}
.icon-btn:active{transform:scale(.96)}
.icon-btn svg{width:19px;height:19px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:14px 28px;border-radius:var(--r-pill);
  font-family:inherit;font-size:.98rem;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .24s ease,background .24s ease,color .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.btn .arw{display:inline-block;transition:transform .24s ease}
.btn:hover{transform:translateY(-2px)}
.btn:hover .arw{transform:translateX(4px)}
.btn:active{transform:translateY(0)}
.btn-gold{background:var(--gold);color:var(--ink)}
.btn-gold:hover{background:var(--gold-deep);color:var(--ink);box-shadow:0 10px 24px rgba(190,139,39,.24)}
.btn-line{background:transparent;color:var(--ink);border-color:rgba(20,33,27,.24)}
.btn-line:hover{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.btn-ink{background:var(--ink);color:var(--cream)}
.btn-ink:hover{background:#0B1712;color:var(--cream)}
.btn-nav{padding:11px 22px;min-height:44px;font-size:.9rem;display:none}
.btn-block{width:100%}

/* ---------- section base ---------- */
.section{padding:88px 0}
.section-sm{padding:64px 0}
.section-paper{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.sec-head .lead{max-width:600px;color:var(--muted);font-size:1rem;margin:14px 0 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--gold-deep);
  margin:0 0 16px;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--gold);display:block}
.breadcrumb-bar{padding:20px 0 0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.85rem;color:var(--muted)}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--ink)}
.crumbs span.sep{color:var(--line)}
.crumbs .now{color:var(--ink);font-weight:600}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 84px}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(247,242,232,.98) 0%,rgba(247,242,232,.9) 44%,rgba(247,242,232,.58) 100%);
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero h1{max-width:11em}
.hero-sub{font-size:1.06rem;color:var(--muted);max-width:520px;margin-top:22px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-meta{list-style:none;padding:0;margin:36px 0 0;display:flex;flex-wrap:wrap;gap:12px 26px;font-size:.9rem;color:var(--muted)}
.hero-meta li{display:flex;align-items:center;gap:9px}
.hero-meta li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);flex-shrink:0}
.hero-cast{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.cast-col{display:grid;gap:18px}
.cast-col.offset{margin-top:56px}
.cast-thumb{
  position:relative;margin:0;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(221,212,194,.9);background:var(--paper);box-shadow:var(--shadow);
}
.cast-thumb img{width:100%;height:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .6s ease}
.cast-thumb:hover img{transform:scale(1.03)}
.cast-thumb figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:26px 14px 12px;
  font-size:.82rem;font-weight:700;color:#FFFDF8;
  background:linear-gradient(rgba(20,33,27,0),rgba(20,33,27,.84));
}

/* ---------- chips ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:9px 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--paper);color:var(--muted);
  font-family:inherit;font-size:.88rem;font-weight:600;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{border-color:var(--gold);color:var(--ink);transform:translateY(-1px)}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:var(--cream)}

/* ---------- rail / cast cards ---------- */
.rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:var(--r-pill)}
.rail::-webkit-scrollbar-track{background:transparent}
.rail > .cast-card{flex:0 0 292px;scroll-snap-align:start}
.cast-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.cast-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-md)}
.cast-card .cover{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--cream)}
.cast-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.cast-card:hover .cover img{transform:scale(1.03)}
.cast-card .body{padding:20px;display:flex;flex-direction:column;flex:1}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:4px;font-size:12px;font-weight:700;line-height:1.5;
}
.badge-gold{background:rgba(217,164,65,.18);color:#8A6417;border:1px solid rgba(217,164,65,.45)}
.badge-ink{background:rgba(20,33,27,.08);color:var(--ink);border:1px solid rgba(20,33,27,.14)}
.badge-lock{background:rgba(143,63,79,.1);color:var(--berry);border:1px solid rgba(143,63,79,.32)}
.cover .badge{position:absolute;top:12px;left:12px;z-index:2;background:rgba(255,253,248,.94)}
.cover .badge-lock{background:rgba(255,253,248,.94)}
.cast-name{font-size:1.28rem;margin:0}
.role-tag{font-size:.82rem;font-weight:700;color:var(--gold-deep);letter-spacing:.04em;margin:6px 0 10px}
.cast-desc{font-size:.92rem;color:var(--muted);margin:0 0 18px}
.card-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:.9rem;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--gold);padding-bottom:3px;align-self:flex-start;
  transition:gap .2s ease,color .2s ease;
}
.card-link:hover{gap:12px;color:var(--gold-deep)}
.rail-hint{font-size:.84rem;color:var(--muted);margin-top:8px}

/* ---------- bonds ---------- */
.bond-list{border-top:1px solid var(--line);margin-top:8px}
.bond-row{
  display:grid;grid-template-columns:1fr minmax(150px,220px) 1fr;
  align-items:center;gap:16px;padding:22px 0;border-bottom:1px solid var(--line);
}
.bond-person{font-weight:700;font-size:1rem;color:var(--ink)}
.bond-person span{display:block;font-weight:500;font-size:.82rem;color:var(--muted);margin-top:3px}
.bond-person.right{text-align:right}
.bond-tie{position:relative;text-align:center;font-size:.83rem;color:var(--muted);padding:2px 0}
.bond-tie::before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:var(--line)}
.bond-tie em{position:relative;font-style:normal;background:var(--cream);padding:0 12px;z-index:1}

/* ---------- spec list ---------- */
.spec-list{border-top:1px solid var(--line);margin-top:8px}
.spec-item{display:grid;grid-template-columns:250px 1fr;gap:28px;padding:24px 0;border-bottom:1px solid var(--line)}
.spec-item h4{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.spec-item p{margin:0;color:var(--muted);font-size:.95rem}

/* ---------- faq ---------- */
.acc{--bs-accordion-border-width:0;border-top:none}
.acc .accordion-item{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
  margin-bottom:12px;background:var(--paper);box-shadow:none;
}
.acc .accordion-item:first-of-type,.acc .accordion-item:last-of-type{border-radius:14px}
.acc .accordion-button{
  padding:22px 24px;font-family:inherit;font-size:1.02rem;font-weight:700;color:var(--ink);
  background:var(--paper);box-shadow:none;gap:16px;
}
.acc .accordion-button:not(.collapsed){background:rgba(217,164,65,.1);color:var(--ink);box-shadow:none}
.acc .accordion-button:focus{box-shadow:none;border-color:transparent;outline:none}
.acc .accordion-button:focus-visible{outline:2px solid var(--gold);outline-offset:-3px}
.acc .accordion-button::after{
  flex-shrink:0;width:28px;height:28px;margin-left:auto;
  background-image:none !important;content:"+";
  display:grid;place-items:center;font-size:1.2rem;font-weight:700;line-height:1;
  color:var(--ink);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:transform .3s ease,background .3s ease,color .3s ease,border-color .3s ease;
}
.acc .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);background:var(--gold);border-color:var(--gold);color:var(--ink);
}
.acc .accordion-body{padding:0 24px 24px;color:var(--muted);font-size:.96rem;line-height:1.85}

/* ---------- cta panel ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--ink);border-radius:24px;padding:56px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  box-shadow:var(--shadow-md);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg,rgba(247,242,232,.06) 0 1px,transparent 1px 72px);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{color:#FFFDF8}
.cta-copy p{color:rgba(247,242,232,.76);margin-top:16px;max-width:440px}
.cta-list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:10px}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:.92rem;color:rgba(247,242,232,.8)}
.cta-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);margin-top:11px;flex-shrink:0}
.cta-form{position:relative;z-index:1;background:rgba(255,253,248,.05);border:1px solid rgba(247,242,232,.16);border-radius:var(--r-lg);padding:28px}
.form-field{margin-bottom:16px}
.form-label{display:block;font-size:.84rem;font-weight:600;color:rgba(247,242,232,.84);margin-bottom:8px}
.form-control,.form-select{
  width:100%;height:48px;padding:0 16px;border-radius:var(--r-sm);
  background:rgba(255,253,248,.07);border:1px solid rgba(247,242,232,.22);
  color:#FFFDF8;font-family:inherit;font-size:.95rem;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-control::placeholder{color:rgba(247,242,232,.42)}
.form-control:focus,.form-select:focus{
  outline:none;border-color:var(--gold);background:rgba(255,253,248,.11);
  box-shadow:0 0 0 3px rgba(217,164,65,.2);
}
.form-select option{color:var(--text);background:#FFFDF8}
.form-control.is-invalid,.form-select.is-invalid{border-color:var(--berry);box-shadow:0 0 0 3px rgba(143,63,79,.18)}
.form-check{display:flex;gap:10px;align-items:flex-start;margin:6px 0 20px;font-size:.84rem;color:rgba(247,242,232,.72);line-height:1.7}
.form-check input[type="checkbox"]{width:18px;height:18px;margin-top:3px;accent-color:var(--gold);flex-shrink:0}
.form-check a{color:var(--gold);border-bottom:1px solid rgba(217,164,65,.5)}
.form-check a:hover{color:#F0C878}
.form-note{font-size:.78rem;color:rgba(247,242,232,.5);margin:14px 0 0}
.form-ok{display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);background:rgba(217,164,65,.16);border:1px solid rgba(217,164,65,.45);color:#F4DFB4;font-size:.86rem}
.form-ok.show{display:block}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(247,242,232,.72);padding:72px 0 28px;margin-top:88px}
.footer-brand{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800;letter-spacing:-.02em;color:#FFFDF8;line-height:1.2}
.footer-tagline{color:rgba(247,242,232,.62);max-width:560px;margin-top:14px;font-size:.95rem}
.footer-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:32px;
  margin-top:48px;padding-top:40px;border-top:1px solid rgba(247,242,232,.14);
}
.footer-col h4{font-size:.95rem;color:#FFFDF8;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{color:rgba(247,242,232,.72);font-size:.92rem;border-bottom:1px solid transparent;padding-bottom:2px;transition:color .2s ease,border-color .2s ease}
.footer-col a:hover,.site-footer a:hover{color:var(--gold);border-color:var(--gold)}
.footer-col p{font-size:.9rem;color:rgba(247,242,232,.6);margin:0}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(247,242,232,.14);
  font-size:.82rem;color:rgba(247,242,232,.5);
}
.footer-bottom a{color:rgba(247,242,232,.62)}

/* ---------- offcanvas / modal ---------- */
.drawer-menu{--bs-offcanvas-width:100%;background:var(--cream);border-left:none}
.drawer-menu .offcanvas-header{padding:20px 24px;border-bottom:1px solid var(--line)}
.drawer-menu .offcanvas-body{padding:12px 24px 24px;display:flex;flex-direction:column}
.drawer-nav{display:flex;flex-direction:column}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:52px;padding:14px 0;border-bottom:1px solid var(--line);
  font-size:1.14rem;font-weight:700;color:var(--ink);
  transition:color .2s ease,padding-left .2s ease;
}
.drawer-link span{font-size:.78rem;font-weight:600;color:var(--muted);letter-spacing:.1em}
.drawer-link:hover{color:var(--gold-deep);padding-left:6px}
.drawer-link.is-active{color:var(--gold-deep)}
.drawer-foot{margin-top:auto;padding:20px 24px 28px;border-top:1px solid var(--line);background:var(--cream)}
.modal-content{border-radius:20px;border:1px solid var(--line);background:var(--paper);box-shadow:var(--shadow-md)}
.modal-header{border-bottom:1px solid var(--line);padding:20px 24px}
.modal-title{font-size:1.1rem;font-weight:800;color:var(--ink)}
.modal-body{padding:24px}
.modal .btn-close{opacity:.55}
.modal .btn-close:hover{opacity:1}
.search-input{
  width:100%;height:56px;padding:0 18px;border-radius:14px;
  border:1px solid var(--line);background:var(--cream);color:var(--text);
  font-family:inherit;font-size:1rem;transition:border-color .2s ease,box-shadow .2s ease;
}
.search-input::placeholder{color:#A6A093}
.search-input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.22)}
.modal-hint{font-size:.86rem;color:var(--muted);margin:14px 0 18px}
.modal-label{font-size:.84rem;font-weight:700;color:var(--muted);margin-bottom:8px;display:block}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .65s ease,transform .65s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (min-width:768px){
  .btn-nav{display:inline-flex}
}
@media (min-width:992px){
  .main-nav{display:flex}
  .menu-toggle{display:none !important}
}
@media (max-width:1199.98px){
  .hero-inner{gap:44px}
  .cta-panel{padding:44px}
  .nav-link{padding:9px 10px;font-size:.9rem}
}
@media (max-width:991.98px){
  .hero{padding:40px 0 64px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero h1{max-width:100%}
  .hero-cast{grid-template-columns:1fr 1fr;max-width:520px}
  .cast-col.offset{margin-top:32px}
  .section{padding:64px 0}
  .section-sm{padding:48px 0}
  .cta-panel{grid-template-columns:1fr;gap:32px;padding:36px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .spec-item{grid-template-columns:1fr;gap:10px}
  .bond-row{grid-template-columns:1fr;gap:10px;text-align:left}
  .bond-person.right{text-align:left}
  .bond-tie{text-align:left}
  .bond-tie::before{display:none}
  .bond-tie em{padding:0 0 0 14px;background:transparent;border-left:2px solid var(--gold)}
}
@media (max-width:575.98px){
  body{font-size:16px}
  .wrap{padding:0 18px}
  .brand-mark{font-size:.94rem}
  .brand-sub{display:none}
  .nav-shell{padding:8px 10px 8px 16px;min-height:64px}
  .hero-meta{gap:10px 18px;font-size:.84rem}
  .hero-actions .btn{width:100%}
  .rail > .cast-card{flex:0 0 250px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .site-footer{padding:56px 0 24px;margin-top:64px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-panel{padding:26px;border-radius:18px}
  .cta-form{padding:20px}
  .sec-head{margin-bottom:32px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category6 */
:root{
  --ink:#14231C;
  --ink-soft:#22362C;
  --gold:#D9A441;
  --gold-deep:#B9862A;
  --gold-tint:#FBF2DF;
  --sand:#F7F2E8;
  --paper:#FFFDF8;
  --text:#1E211D;
  --muted:#6B685E;
  --line:#DDD4C2;
  --berry:#8F3F4F;
  --radius-s:10px;
  --radius-m:12px;
  --radius-l:16px;
  --shadow-s:0 8px 24px rgba(20,33,27,.06);
  --shadow-m:0 14px 36px rgba(20,33,27,.09);
  --bs-primary:#14231C;
  --bs-body-color:#1E211D;
  --bs-border-color:#DDD4C2;
  --bs-border-radius:12px;
  --bs-link-color:#14231C;
  --bs-link-hover-color:#B9862A;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  background:var(--sand);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--gold-deep);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{color:var(--ink);letter-spacing:-.02em;margin:0;font-weight:800;line-height:1.28;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.serif{font-family:"Noto Serif SC","Songti SC",Georgia,serif;}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  padding:16px 0 8px;
  background:linear-gradient(180deg,rgba(247,242,232,.96) 62%,rgba(247,242,232,0));
}
.nav-shell{
  display:flex;
  align-items:center;
  gap:18px;
  padding:10px 12px 10px 22px;
  background:rgba(255,253,248,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:var(--shadow-s);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:1.02rem;
  font-weight:900;
  letter-spacing:-.02em;
  color:var(--ink);
  white-space:nowrap;
}
.brand-dot{
  width:26px;height:26px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,#F0C877,var(--gold) 58%,#B9862A 100%);
  box-shadow:inset 0 0 0 1px rgba(20,33,27,.14);
  flex:0 0 auto;
}
.brand:hover{color:var(--ink);}
.main-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
}
.main-nav .nav-link{
  position:relative;
  display:inline-block;
  padding:8px 13px;
  font-size:.93rem;
  font-weight:600;
  color:var(--text);
  border-radius:999px;
  white-space:nowrap;
  transition:color .22s ease,background .22s ease;
}
.main-nav .nav-link::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:4px;
  height:2px;
  background:var(--gold);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .28s ease;
}
.main-nav .nav-link:hover{color:var(--ink);}
.main-nav .nav-link:hover::after{transform:scaleX(1);}
.main-nav .nav-link.is-active{
  background:var(--ink);
  color:#F7F2E8;
}
.main-nav .nav-link.is-active::after{transform:scaleX(0);}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;
  display:inline-grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:var(--paper);
  color:var(--ink);
  font-size:1rem;
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:var(--gold-tint);border-color:var(--gold);transform:translateY(-2px);}
.icon-btn:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}

/* ---------- buttons ---------- */
.btn-gold,.btn-ghost,.btn-dark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  min-height:48px;
  padding:11px 26px;
  border-radius:999px;
  font-weight:800;
  font-size:.96rem;
  letter-spacing:.01em;
  cursor:pointer;
  border:1px solid transparent;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-gold{background:var(--gold);color:var(--ink);border-color:var(--gold);}
.btn-gold:hover{background:#C8952F;border-color:#C8952F;color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 22px rgba(185,134,42,.28);}
.btn-gold:hover .arrow{transform:translateX(4px);}
.btn-gold:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#F7F2E8;transform:translateY(-2px);}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn-ghost:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.btn-dark{background:var(--ink);color:#F7F2E8;border-color:var(--ink);}
.btn-dark:hover{background:#0C1712;color:#FFF6E2;transform:translateY(-2px);}
.arrow{display:inline-block;transition:transform .22s ease;}
.btn-sm{min-height:42px;padding:9px 20px;font-size:.9rem;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:40px 0 56px;
  isolation:isolate;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.14;
  z-index:-2;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(115deg,rgba(247,242,232,.94) 34%,rgba(247,242,232,.55) 70%,rgba(247,242,232,.9) 100%);
  z-index:-1;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:52px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--paper);
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--muted);
  margin-bottom:20px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);}
.hero h1{
  font-size:clamp(2.1rem,4.4vw,3.5rem);
  line-height:1.18;
  margin-bottom:20px;
}
.hero h1 .mark{
  display:inline-block;
  background:linear-gradient(180deg,transparent 62%,rgba(217,164,65,.42) 62%);
  padding:0 4px;
}
.hero-lead{
  max-width:640px;
  font-size:1.03rem;
  color:var(--muted);
  line-height:1.9;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:7px 15px;
  border-radius:999px;
  background:var(--paper);
  border:1px solid var(--line);
  font-size:.85rem;
  font-weight:600;
  color:var(--ink);
  transition:border-color .2s ease,transform .2s ease,background .2s ease;
}
.chip:hover{border-color:var(--gold);background:var(--gold-tint);transform:translateY(-2px);color:var(--ink);}
.chip i{color:var(--gold-deep);font-size:.8rem;}
.hero-figure{
  position:relative;
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-m);
  background:var(--paper);
}
.hero-figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .5s ease;
}
.hero-figure:hover img{transform:scale(1.03);}
.hero-figure .fig-tag{
  position:absolute;
  left:16px;top:16px;
  padding:5px 12px;
  border-radius:6px;
  background:rgba(255,253,248,.94);
  border:1px solid var(--line);
  font-size:.76rem;
  font-weight:800;
  letter-spacing:.06em;
  color:var(--ink);
}
.hero-figure .fig-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px 18px;
  background:var(--paper);
  border-top:1px solid var(--line);
  font-size:.86rem;
  color:var(--muted);
}
.hero-figure .fig-foot strong{color:var(--ink);font-weight:800;}

/* ---------- section basics ---------- */
.section{padding:76px 0;}
.section-sm{padding:56px 0;}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-kicker{
  display:inline-block;
  font-size:.76rem;
  font-weight:800;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold-deep);
  margin-bottom:12px;
}
.sec-head h2{
  font-size:clamp(1.55rem,2.6vw,2.3rem);
  margin-bottom:14px;
}
.sec-head p{color:var(--muted);font-size:1rem;}

/* ---------- qa layout ---------- */
.qa-layout{
  display:grid;
  grid-template-columns:264px minmax(0,1fr);
  gap:52px;
  align-items:start;
}
.qa-aside{
  position:sticky;
  top:104px;
  align-self:start;
}
.aside-label{
  font-size:.76rem;
  font-weight:800;
  letter-spacing:.16em;
  color:var(--muted);
  margin-bottom:14px;
}
.qa-anchors{display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--line);}
.anchor-link{
  position:relative;
  display:block;
  padding:9px 0 9px 18px;
  font-size:.94rem;
  font-weight:600;
  color:var(--muted);
  transition:color .2s ease,padding-left .2s ease;
}
.anchor-link::before{
  content:"";
  position:absolute;
  left:-1px;top:8px;bottom:8px;
  width:2px;
  background:var(--gold);
  transform:scaleY(0);
  transform-origin:top center;
  transition:transform .24s ease;
}
.anchor-link:hover{color:var(--ink);padding-left:22px;}
.anchor-link:hover::before{transform:scaleY(1);}
.anchor-link.is-active{color:var(--ink);}
.anchor-link.is-active::before{transform:scaleY(1);}
.aside-card{
  margin-top:26px;
  padding:20px;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:var(--paper);
  box-shadow:var(--shadow-s);
}
.aside-card p{font-size:.86rem;color:var(--muted);margin-bottom:14px;}
.aside-card .aside-title{font-size:.95rem;font-weight:800;color:var(--ink);margin-bottom:8px;}

/* ---------- faq groups ---------- */
.qa-group{margin-bottom:52px;scroll-margin-top:112px;}
.qa-group:last-of-type{margin-bottom:0;}
.qa-group-head{
  display:flex;
  align-items:baseline;
  gap:14px;
  padding-bottom:16px;
  margin-bottom:22px;
  border-bottom:1px solid var(--line);
}
.qa-group-head .num{
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:1.6rem;
  font-weight:700;
  color:var(--gold);
  line-height:1;
}
.qa-group-head h3{font-size:1.28rem;}
.qa-group-head .count{
  margin-left:auto;
  font-size:.8rem;
  font-weight:700;
  color:var(--muted);
  white-space:nowrap;
}
.accordion-item{
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  background:var(--paper);
  overflow:hidden;
  margin-bottom:12px;
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.accordion-item:hover{border-color:var(--gold);box-shadow:var(--shadow-s);}
.accordion-button{
  background:var(--paper);
  color:var(--ink);
  font-size:1rem;
  font-weight:800;
  line-height:1.5;
  padding:19px 22px;
  box-shadow:none;
  border-radius:0;
  gap:16px;
}
.accordion-button:not(.collapsed){
  background:var(--gold-tint);
  color:var(--ink);
  box-shadow:none;
}
.accordion-button:focus{
  box-shadow:none;
  border-color:transparent;
  outline:2px solid var(--gold);
  outline-offset:-2px;
}
.accordion-button::after{
  background-image:none;
  content:"+";
  width:28px;height:28px;
  flex:0 0 28px;
  display:grid;
  place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:var(--sand);
  color:var(--ink);
  font-size:1.15rem;
  font-weight:700;
  line-height:1;
  transition:transform .28s ease,background .28s ease,border-color .28s ease;
}
.accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background:var(--gold);
  border-color:var(--gold);
  color:var(--ink);
}
.accordion-body{
  padding:2px 22px 22px;
  color:var(--muted);
  font-size:.96rem;
  line-height:1.9;
}
.accordion-body strong{color:var(--ink);font-weight:800;}

/* ---------- notice strip ---------- */
.notice-strip{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  padding:18px 22px;
  border-radius:var(--radius-m);
  border:1px dashed var(--line);
  background:rgba(255,253,248,.7);
  margin-bottom:36px;
  font-size:.9rem;
  color:var(--muted);
}
.notice-strip i{color:var(--gold-deep);font-size:1rem;}
.notice-strip strong{color:var(--ink);}

/* ---------- contact ---------- */
.contact-panel{
  display:grid;
  grid-template-columns:.92fr 1.08fr;
  gap:48px;
  padding:48px;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  background:var(--paper);
  box-shadow:var(--shadow-s);
}
.contact-panel h2{font-size:clamp(1.5rem,2.4vw,2.1rem);margin-bottom:16px;}
.contact-panel .lead{color:var(--muted);margin-bottom:22px;}
.contact-list{display:flex;flex-direction:column;gap:12px;}
.contact-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:.93rem;
  color:var(--muted);
}
.contact-list i{color:var(--gold-deep);margin-top:6px;font-size:.85rem;}
.form-label{font-size:.88rem;font-weight:700;color:var(--ink);margin-bottom:6px;}
.form-control,.form-select{
  min-height:48px;
  border:1px solid var(--line);
  border-radius:var(--radius-s);
  background:var(--sand);
  color:var(--text);
  font-size:.95rem;
  padding:11px 14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-control::placeholder{color:#9C988C;}
.form-control:focus,.form-select:focus{
  border-color:var(--gold);
  background:var(--paper);
  box-shadow:0 0 0 3px rgba(217,164,65,.2);
  color:var(--text);
}
textarea.form-control{min-height:112px;resize:vertical;}
.form-check-input{
  width:18px;height:18px;
  border:1px solid var(--line);
  border-radius:4px;
  margin-top:4px;
  cursor:pointer;
}
.form-check-input:checked{background-color:var(--gold);border-color:var(--gold);}
.form-check-input:focus{box-shadow:0 0 0 3px rgba(217,164,65,.22);border-color:var(--gold);}
.form-check-label{font-size:.86rem;color:var(--muted);line-height:1.7;}
.form-note{
  display:none;
  margin-top:14px;
  padding:12px 16px;
  border-radius:var(--radius-s);
  border:1px solid var(--gold);
  background:var(--gold-tint);
  font-size:.88rem;
  color:var(--ink);
}
.form-note.show{display:block;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-l);
  background:var(--ink);
  color:#F1EBDD;
  padding:56px 52px;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:44px;
  align-items:center;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(217,164,65,.32),transparent 68%);
}
.cta-band h2{
  color:#FFF8E9;
  font-size:clamp(1.55rem,2.6vw,2.2rem);
  margin-bottom:14px;
  position:relative;
}
.cta-band p{color:rgba(241,235,221,.78);font-size:.98rem;position:relative;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;}
.cta-band .btn-ghost{color:#F1EBDD;border-color:rgba(241,235,221,.5);}
.cta-band .btn-ghost:hover{background:rgba(241,235,221,.12);color:#FFF8E9;border-color:#F1EBDD;}
.cta-meta{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin-top:20px;
  font-size:.82rem;
  color:rgba(241,235,221,.66);
  position:relative;
}
.cta-meta span{display:inline-flex;align-items:center;gap:7px;}
.cta-meta i{color:var(--gold);}

/* ---------- footer ---------- */
.site-footer{
  margin-top:80px;
  background:var(--ink);
  color:rgba(241,235,221,.76);
  padding:64px 0 30px;
}
.footer-brand{
  font-size:clamp(1.5rem,3vw,2.2rem);
  font-weight:900;
  letter-spacing:-.02em;
  color:#FFF8E9;
  margin-bottom:14px;
}
.footer-tagline{
  max-width:620px;
  color:rgba(241,235,221,.66);
  font-size:.94rem;
  margin-bottom:44px;
}
.footer-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:36px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(241,235,221,.14);
}
.footer-col h4{
  font-size:.8rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold);
  margin-bottom:16px;
  font-weight:800;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a{
  color:rgba(241,235,221,.76);
  font-size:.92rem;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col li a:hover{color:#FFF8E9;padding-left:4px;}
.footer-col p{font-size:.88rem;color:rgba(241,235,221,.62);line-height:1.8;}
.footer-col p a{color:rgba(241,235,221,.86);border-bottom:1px solid rgba(241,235,221,.3);}
.footer-col p a:hover{color:#FFF8E9;border-color:var(--gold);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px 26px;
  padding-top:24px;
  font-size:.82rem;
  color:rgba(241,235,221,.55);
}
.footer-bottom a{color:rgba(241,235,221,.7);}
.footer-bottom a:hover{color:#FFF8E9;}

/* ---------- offcanvas / modal ---------- */
.offcanvas.drawer{
  background:var(--sand);
  color:var(--text);
  width:min(88vw,380px);
}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 22px 16px;
  border-bottom:1px solid var(--line);
}
.drawer-brand{font-size:.98rem;font-weight:900;color:var(--ink);}
.drawer-nav{display:flex;flex-direction:column;padding:14px 12px;}
.drawer-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:52px;
  padding:12px 14px;
  border-radius:var(--radius-s);
  font-size:1.02rem;
  font-weight:700;
  color:var(--ink);
  transition:background .2s ease;
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--gold-tint);}
.drawer-nav a i{color:var(--gold-deep);font-size:.8rem;}
.drawer-foot{
  position:sticky;
  bottom:0;
  padding:16px 20px 24px;
  background:linear-gradient(180deg,rgba(247,242,232,0),var(--sand) 32%);
}
.drawer-foot .btn-gold{width:100%;}
.modal-content{
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  background:var(--paper);
}
.modal-header{border-bottom:1px solid var(--line);padding:18px 22px;}
.modal-title{font-size:1.05rem;font-weight:800;color:var(--ink);}
.modal-body{padding:22px;}
.modal .btn-close:focus{box-shadow:0 0 0 3px rgba(217,164,65,.25);}
.search-hint{font-size:.84rem;color:var(--muted);margin-top:12px;}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .qa-layout{grid-template-columns:230px minmax(0,1fr);gap:38px;}
  .hero-grid{gap:38px;}
}
@media (max-width:991.98px){
  body{font-size:16px;}
  .main-nav{display:none;}
  .nav-shell{padding:8px 10px 8px 16px;gap:10px;}
  .hero{padding:24px 0 40px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-figure img{aspect-ratio:16/9;}
  .section{padding:56px 0;}
  .qa-layout{grid-template-columns:1fr;gap:28px;}
  .qa-aside{position:static;top:auto;}
  .qa-anchors{
    flex-direction:row;
    gap:8px;
    border-left:0;
    overflow-x:auto;
    padding-bottom:8px;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .qa-anchors::-webkit-scrollbar{display:none;}
  .anchor-link{
    padding:8px 16px;
    border:1px solid var(--line);
    border-radius:999px;
    background:var(--paper);
    white-space:nowrap;
    font-size:.86rem;
  }
  .anchor-link::before{display:none;}
  .anchor-link:hover{padding-left:16px;border-color:var(--gold);}
  .anchor-link.is-active{background:var(--ink);color:#F7F2E8;border-color:var(--ink);}
  .aside-card{margin-top:18px;}
  .contact-panel{grid-template-columns:1fr;gap:32px;padding:32px;}
  .cta-band{grid-template-columns:1fr;gap:26px;padding:40px 32px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
}
@media (max-width:767.98px){
  .wrap{padding:0 18px;}
  .hero h1{font-size:clamp(1.85rem,7vw,2.5rem);}
  .hero-lead{font-size:.96rem;}
  .sec-head{margin-bottom:28px;}
  .qa-group-head{flex-wrap:wrap;gap:10px;}
  .qa-group-head .count{margin-left:0;width:100%;}
  .accordion-button{font-size:.95rem;padding:16px 16px;}
  .accordion-body{padding:0 16px 18px;font-size:.92rem;}
  .contact-panel{padding:26px 20px;}
  .cta-band{padding:34px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{font-size:.78rem;}
  .site-footer{padding:48px 0 26px;margin-top:56px;}
}
@media (max-width:575.98px){
  .brand{font-size:.9rem;gap:8px;}
  .brand-dot{width:22px;height:22px;}
  .nav-actions .btn-gold{display:none;}
  .hero-actions .btn-gold,.hero-actions .btn-ghost{flex:1 1 100%;}
  .hero-figure .fig-foot{flex-wrap:wrap;font-size:.8rem;}
  .chip{font-size:.8rem;padding:6px 12px;}
  .cta-band .cta-actions .btn-gold,.cta-band .cta-actions .btn-ghost{width:100%;}
}