/* roulang page: index */
/* ============ 设计令牌 ============ */
:root{
  --orange:#E15A2B;
  --orange-hover:#C94A1F;
  --orange-active:#B03F19;
  --orange-soft:#FDF0EA;
  --ink:#123B3A;
  --ink-mid:#2E5F5A;
  --ink-soft:#EEF3F1;
  --gold:#F5B942;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --band:#F2EDE5;
  --title:#14181A;
  --text:#3F4548;
  --muted:#7A8288;
  --border:#E6DFD4;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-img:14px;
  --sh-1:0 1px 2px rgba(20,24,26,.05),0 2px 8px rgba(20,24,26,.04);
  --sh-2:0 8px 24px rgba(20,24,26,.08);
  --sh-o:0 14px 34px rgba(225,90,43,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --maxw:1240px;
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow Semi Condensed","Arial Narrow",Arial,sans-serif;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
strong{font-weight:700;color:var(--title)}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}

/* ============ 布局容器 ============ */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px}
.section{padding:104px 0}
.section--band{background:var(--band)}
.section--soft{background:var(--ink-soft)}
.section--tight{padding:76px 0}

/* ============ 板块标题 ============ */
.section-head{max-width:760px;margin-bottom:52px}
.section-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.06em;
  color:var(--orange);margin-bottom:14px;
}
.section-label::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange)}
.section-title{
  font-size:clamp(26px,3vw,34px);
  line-height:1.35;
  font-weight:800;
  color:var(--title);
  letter-spacing:-.01em;
}
.section-desc{margin-top:16px;font-size:16.5px;color:var(--muted);max-width:660px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;min-height:48px;
  border-radius:var(--r-btn);
  font-size:15.5px;font-weight:700;line-height:1;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 18px rgba(225,90,43,.18)}
.btn-primary:hover{background:var(--orange-hover);transform:translateY(-1px);box-shadow:var(--sh-o)}
.btn-primary:active{background:var(--orange-active);transform:translateY(0);box-shadow:none}
.btn-outline{border-color:var(--orange);color:var(--orange);background:transparent}
.btn-outline:hover{background:rgba(225,90,43,.08);transform:translateY(-1px)}
.btn-ghost{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.12);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.22);transform:translateY(-1px)}
.btn-sm{padding:11px 20px;min-height:44px;font-size:14px}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-weight:600;font-size:15px;border-bottom:1px solid transparent;transition:border-color .2s var(--ease)}
.link-arrow:hover{border-bottom-color:var(--orange)}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:76px;
  transition:background-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header .header-inner{
  display:flex;align-items:center;gap:28px;
  height:76px;
  transition:height .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(10px);
}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--orange),#F0894F);
  color:#fff;font-size:19px;font-weight:800;
  box-shadow:0 6px 16px rgba(225,90,43,.28);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.01em;color:#fff;white-space:nowrap}
.site-header.is-scrolled .brand-text{color:var(--title)}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 2px;
  font-size:15.5px;font-weight:600;
  color:rgba(255,255,255,.88);
  white-space:nowrap;
  transition:color .2s var(--ease);
}
.site-header.is-scrolled .nav-link{color:var(--text)}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--orange);border-radius:2px;
  transform:scaleX(0);
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:#fff}
.site-header.is-scrolled .nav-link:hover{color:var(--orange)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:#fff}
.site-header.is-scrolled .nav-link.is-active{color:var(--orange)}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
}
.site-header.is-scrolled .nav-toggle{background:var(--ink-soft);border-color:var(--border)}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.site-header.is-scrolled .nav-toggle span,
.site-header.is-scrolled .nav-toggle span::before,
.site-header.is-scrolled .nav-toggle span::after{background:var(--title)}

/* Mega 面板 */
.mega{position:relative}
.mega-trigger{cursor:pointer}
.mega-trigger svg{transition:transform .2s var(--ease)}
.mega-panel{
  position:absolute;top:calc(100% + 18px);right:-60px;
  width:800px;
  display:grid;grid-template-columns:1.05fr 1fr .95fr;gap:28px;
  padding:28px;
  background:#fff;border:1px solid var(--border);border-radius:16px;
  box-shadow:var(--sh-2);
  color:var(--text);
  opacity:0;visibility:hidden;pointer-events:none;
  transform:translateY(6px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s var(--ease);
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{
  opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0);
}
.mega:hover .mega-trigger svg,.mega:focus-within .mega-trigger svg{transform:rotate(180deg)}
.mega-col h4{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin-bottom:16px}
.mega-list li+li{margin-top:12px}
.mega-list a{
  display:flex;align-items:center;gap:10px;
  font-size:15px;font-weight:600;color:var(--title);
}
.mega-list a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);flex-shrink:0}
.mega-list a:hover{color:var(--orange)}
.mega-list small{display:block;font-size:12.5px;font-weight:400;color:var(--muted);margin-top:2px}
.mega-card{
  display:flex;flex-direction:column;justify-content:flex-end;
  gap:6px;min-height:180px;padding:22px;border-radius:14px;
  color:#fff;
  background-image:linear-gradient(150deg,rgba(18,59,58,.9),rgba(225,90,43,.85)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.mega-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.mega-card strong{font-size:17px;font-weight:800}
.mega-card span{font-size:13px;opacity:.85;line-height:1.6}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;z-index:70;background:rgba(18,59,58,.55);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:80;
  width:86%;max-width:360px;
  background:#fff;
  transform:translateX(100%);
  transition:transform .26s var(--ease);
  overflow-y:auto;
  padding:24px 22px 40px;
  box-shadow:-12px 0 40px rgba(18,59,58,.18);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-title{font-size:16px;font-weight:800;color:var(--title)}
.drawer-close{width:40px;height:40px;border-radius:10px;background:var(--ink-soft);font-size:18px;color:var(--title);display:grid;place-items:center}
.drawer-nav a{
  display:block;font-size:18px;font-weight:600;color:var(--title);
  padding:15px 0;border-bottom:1px solid var(--border);
}
.drawer-nav a.is-active{color:var(--orange)}
.drawer-cta{margin-top:26px;width:100%}

/* ============ 首屏 ============ */
.hero{
  position:relative;
  display:flex;align-items:center;
  min-height:clamp(560px,72vh,760px);
  padding:150px 0 96px;
  background:var(--ink);
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(120deg,rgba(18,59,58,.94),rgba(18,59,58,.62) 55%,rgba(225,90,43,.42)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:64px;align-items:center;width:100%}
.hero-copy{max-width:620px}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  font-size:13px;font-weight:600;letter-spacing:.04em;color:#fff;
  margin-bottom:26px;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(245,185,66,.22)}
.hero h1{
  font-size:clamp(34px,4.4vw,54px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:-.015em;
  color:#fff;
}
.hero-sub{
  margin-top:20px;
  font-size:18px;
  line-height:1.85;
  color:rgba(255,255,255,.82);
  max-width:520px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-stats{display:flex;gap:48px;margin-top:52px;flex-wrap:wrap}
.hero-stat strong{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:32px;line-height:1.1;font-weight:700;color:#fff;
}
.hero-stat span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.66);letter-spacing:.04em}
.hero-visual{
  position:relative;border-radius:20px;overflow:hidden;
  border:1px solid rgba(255,255,255,.24);
  box-shadow:0 24px 60px rgba(0,0,0,.28);
  aspect-ratio:16/11;
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual-tag{
  position:absolute;left:18px;bottom:18px;
  padding:9px 16px;border-radius:999px;
  background:rgba(18,59,58,.86);
  border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:13px;font-weight:600;
}
.hero-progress{position:absolute;left:0;right:0;bottom:0;height:4px;background:rgba(255,255,255,.14)}
.hero-progress span{display:block;height:100%;width:72%;background:linear-gradient(90deg,var(--orange),var(--gold))}

/* ============ 快速入口 ============ */
.quick-links{position:relative;z-index:5;margin-top:-44px}
.quick-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  padding:16px;
  background:#fff;border:1px solid var(--border);border-radius:18px;
  box-shadow:var(--sh-2);
}
.quick-item{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:16px 18px;border-radius:12px;
  background:var(--bg);
  font-size:15.5px;font-weight:600;color:var(--title);
  transition:background-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.quick-item svg{flex-shrink:0;transition:transform .22s var(--ease)}
.quick-item:hover{background:var(--orange-soft);color:var(--orange);transform:translateY(-2px)}
.quick-item:hover svg{transform:translateX(3px)}

/* ============ 玩法步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.step{position:relative;padding-top:6px}
.step::after{
  content:"";position:absolute;top:26px;right:-18px;width:36px;height:1px;
  background:var(--border);
}
.step:last-child::after{display:none}
.step-num{
  display:block;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:44px;line-height:1;font-weight:700;
  color:rgba(225,90,43,.3);
}
.step h3{margin:16px 0 10px;font-size:20px;font-weight:700;color:var(--title)}
.step p{font-size:15.5px;line-height:1.85;color:var(--muted)}

/* ============ 奖励预览 ============ */
.reward-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.reward-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;text-align:center;padding-bottom:26px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.reward-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.reward-card::before{content:"";display:block;height:6px}
.reward-card.r-common::before{background:#C3CBCF}
.reward-card.r-rare::before{background:var(--ink-mid)}
.reward-card.r-epic::before{background:var(--orange)}
.reward-card.r-legend::before{background:var(--gold)}
.reward-icon{
  width:64px;height:64px;margin:26px auto 16px;border-radius:14px;
  display:grid;place-items:center;
  background:var(--ink-soft);
}
.reward-card h3{font-size:18px;font-weight:700;color:var(--title)}
.reward-card p{margin:8px 20px 0;font-size:14.5px;line-height:1.8;color:var(--muted)}
.reward-tag{
  display:inline-block;margin-top:16px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.04em;
  background:var(--orange-soft);color:var(--orange);
}

/* ============ 进度板块 ============ */
.progress-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.progress-card{
  background:#fff;border:1px solid var(--border);border-radius:18px;
  padding:34px;box-shadow:var(--sh-1);
}
.progress-card h3{font-size:21px;font-weight:700;color:var(--title);margin-bottom:6px}
.progress-card .hint{font-size:14.5px;color:var(--muted);margin-bottom:26px}
.bar{height:8px;border-radius:999px;background:var(--ink-soft);overflow:hidden}
.bar span{display:block;height:100%;width:68%;border-radius:999px;background:linear-gradient(90deg,var(--orange),#F0924F)}
.milestones{display:flex;justify-content:space-between;margin-top:18px;gap:8px}
.mile{display:flex;flex-direction:column;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);text-align:center}
.mile i{width:13px;height:13px;border-radius:50%;background:#fff;border:2px solid var(--gold)}
.mile.done i{background:var(--gold)}
.mile.done{color:var(--title);font-weight:600}
.progress-numbers{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px;padding-top:26px;border-top:1px dashed var(--border)}
.progress-numbers strong{
  display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:26px;font-weight:700;color:var(--title);
}
.progress-numbers span{font-size:13px;color:var(--muted)}
.progress-figure{border-radius:18px;overflow:hidden;border:1px solid var(--border);box-shadow:var(--sh-1);position:relative}
.progress-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.progress-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:18px 22px;font-size:13.5px;color:#fff;
  background:linear-gradient(180deg,rgba(18,59,58,0),rgba(18,59,58,.85));
}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DED5C7}
.news-card--lead{grid-column:1 / -1;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,1fr)}
.thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:rgba(225,90,43,.1)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.news-card:hover .thumb img{transform:scale(1.04)}
.news-card--lead .thumb{aspect-ratio:auto;min-height:300px;height:100%}
.news-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-card--lead .news-body{padding:34px}
.pill{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:999px;
  background:var(--orange-soft);color:var(--orange);
  font-size:12.5px;font-weight:600;letter-spacing:.04em;
}
.news-body h3{font-size:18px;line-height:1.6;font-weight:700;color:var(--title)}
.news-card--lead .news-body h3{font-size:clamp(22px,2.4vw,28px);line-height:1.45}
.news-body h3 a:hover{color:var(--orange)}
.news-excerpt{
  font-size:15px;line-height:1.85;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card--lead .news-excerpt{-webkit-line-clamp:3;font-size:16px}
.news-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:auto;padding-top:6px;
  font-size:12.5px;letter-spacing:.04em;color:var(--muted);
}
.news-meta .sep{width:1px;height:11px;background:var(--border)}
.empty-state{
  grid-column:1 / -1;
  padding:52px 28px;text-align:center;
  background:#fff;border:1px dashed var(--border);border-radius:var(--r-card);
}
.empty-state p{color:var(--muted);font-size:15.5px;margin-bottom:18px}

/* ============ 数据榜单 ============ */
.rank-list{display:grid;gap:14px}
.rank-row{
  display:grid;grid-template-columns:58px minmax(0,1fr) auto auto;
  gap:22px;align-items:center;
  padding:20px 26px;
  background:#fff;border:1px solid var(--border);border-radius:14px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.rank-row:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DED5C7}
.rank-no{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:24px;font-weight:700;color:var(--muted)}
.rank-row.is-top .rank-no{color:var(--orange)}
.rank-name{font-size:16.5px;font-weight:700;color:var(--title)}
.rank-name small{display:block;margin-top:4px;font-size:13px;font-weight:400;color:var(--muted)}
.rank-value{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:20px;font-weight:700;color:var(--title);white-space:nowrap}
.rank-trend{
  padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;white-space:nowrap;
  background:var(--ink-soft);color:var(--ink-mid);
}
.rank-trend.up{background:var(--orange-soft);color:var(--orange)}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:14px;
  padding:0 26px;overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item[open]{border-color:#DFD5C6;box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:21px 0;
  font-size:18px;font-weight:600;color:var(--title);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  position:relative;flex-shrink:0;width:22px;height:22px;
  border-radius:50%;background:var(--orange-soft);
  transition:transform .22s var(--ease),background-color .22s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--orange);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--orange)}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:#fff}
.faq-body{padding:0 0 24px;font-size:16px;line-height:1.85;color:var(--muted);max-width:720px}

/* ============ 底部 CTA ============ */
.cta-band{position:relative;overflow:hidden;background:var(--ink);color:#fff}
.cta-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(120deg,rgba(18,59,58,.95),rgba(18,59,58,.72) 58%,rgba(225,90,43,.5)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
}
.cta-inner{position:relative;padding:92px 0;text-align:center}
.cta-inner h2{
  font-size:clamp(26px,3.2vw,38px);line-height:1.35;font-weight:800;color:#fff;
}
.cta-inner p{margin:18px auto 0;max-width:560px;font-size:16.5px;color:rgba(255,255,255,.78)}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:34px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);font-size:15px;padding-top:76px}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:44px;
  padding-bottom:52px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand-text{color:#fff;font-size:18px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:300px}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.06em;color:#fff;margin-bottom:18px}
.footer-col li+li{margin-top:12px}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--orange)}
.subscribe{display:flex;gap:10px;margin-top:16px}
.subscribe input{
  flex:1;min-width:0;height:48px;padding:0 16px;
  border-radius:var(--r-input);
  border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.08);
  color:#fff;font-size:14.5px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.subscribe input::placeholder{color:rgba(255,255,255,.5)}
.subscribe input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(225,90,43,.25)}
.footer-note{margin-top:12px;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:26px 0;font-size:13.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:var(--orange)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 26px}
  .hero-inner{gap:44px}
  .mega-panel{width:700px;right:-20px}
}
@media (max-width:1024px){
  .section{padding:80px 0}
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .hero{padding:130px 0 84px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{max-width:620px}
  .quick-links{margin-top:-32px}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px}
  .step:nth-child(2n)::after{display:none}
  .reward-grid{grid-template-columns:repeat(2,1fr)}
  .progress-wrap{grid-template-columns:1fr;gap:32px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .news-card--lead{grid-template-columns:1fr}
  .news-card--lead .thumb{aspect-ratio:16/9;min-height:0}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
}
@media (max-width:768px){
  body{font-size:16.5px}
  .container{padding:0 20px}
  .section{padding:64px 0}
  .section-head{margin-bottom:36px}
  .hero{padding:118px 0 76px;min-height:auto}
  .hero-sub{font-size:16.5px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-stats{gap:32px;margin-top:40px}
  .quick-grid{grid-template-columns:1fr;padding:14px}
  .steps{grid-template-columns:1fr;gap:26px}
  .step::after{display:none}
  .reward-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .rank-row{grid-template-columns:44px minmax(0,1fr);grid-row-gap:10px;padding:18px 20px}
  .rank-value,.rank-trend{grid-column:2}
  .progress-card{padding:24px}
  .milestones{overflow-x:auto;padding-bottom:6px}
  .mile{min-width:78px}
  .cta-inner{padding:70px 0}
  .cta-actions .btn{flex:1 1 auto}
  .faq-item{padding:0 20px}
  .faq-item summary{font-size:16.5px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  body{font-size:16px}
  .container{padding:0 18px}
  .hero h1{font-size:30px}
  .hero-badge{font-size:12px;padding:6px 13px}
  .hero-stat strong{font-size:28px}
  .hero-visual-tag{left:12px;bottom:12px;font-size:12px;padding:7px 13px}
  .progress-numbers{grid-template-columns:repeat(2,1fr)}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --flame:#E15A2B;
  --flame-dark:#C94A1F;
  --flame-active:#B03F19;
  --flame-soft:#FDF0EA;
  --ink:#123B3A;
  --ink-mid:#2E5F5A;
  --ink-soft:#EEF3F1;
  --gold:#F5B942;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --alt:#F2EDE5;
  --text:#14181A;
  --text-body:#3F4548;
  --muted:#7A8288;
  --border:#E6DFD4;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(20,24,26,.05),0 2px 8px rgba(20,24,26,.04);
  --sh-2:0 8px 24px rgba(20,24,26,.08);
  --sh-flame:0 14px 34px rgba(225,90,43,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.9;
  color:var(--text-body);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
input,button,textarea{font:inherit;}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;letter-spacing:.01em;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15.5px;font-weight:700;line-height:1;cursor:pointer;
  transition:transform .2s var(--ease),background-color .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-sm{padding:11px 20px;font-size:14.5px;}
.btn-primary{background:var(--flame);color:#fff;box-shadow:0 1px 2px rgba(20,24,26,.06);}
.btn-primary:hover{background:var(--flame-dark);transform:translateY(-1px);box-shadow:var(--sh-flame);}
.btn-primary:active{background:var(--flame-active);transform:translateY(0);}
.btn-outline{background:transparent;color:var(--flame);border-color:var(--flame);}
.btn-outline:hover{background:rgba(225,90,43,.08);transform:translateY(-1px);}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4);}
.btn-ghost:hover{background:rgba(255,255,255,.22);transform:translateY(-1px);}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 标签 / 徽章 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  letter-spacing:.06em;background:var(--flame-soft);color:var(--flame-dark);
}
.pill-ink{background:var(--ink-soft);color:var(--ink-mid);}
.pill-gold{background:rgba(245,185,66,.18);color:#8A6209;}
.dot{width:7px;height:7px;border-radius:50%;background:var(--flame);display:inline-block;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--border);
  backdrop-filter:saturate(140%) blur(10px);
  transition:box-shadow .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);}
.header-inner{display:flex;align-items:center;gap:26px;height:76px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--flame),#F08A4B);
  color:#fff;font-size:18px;font-weight:800;letter-spacing:0;
  box-shadow:var(--sh-flame);
}
.brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.01em;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  padding:10px 13px;border:0;background:none;border-radius:10px;
  font-size:15.5px;font-weight:600;color:var(--text-body);cursor:pointer;
  transition:color .18s var(--ease),background-color .18s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--flame);background:var(--flame-soft);}
.nav-link.is-active{color:var(--flame);}
.nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;
  border-radius:2px;background:var(--flame);
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--border);border-radius:12px;
  background:#fff;cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);margin:3px auto;}
.nav-mask{position:fixed;inset:0;background:rgba(18,59,58,.45);opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease);z-index:65;}

/* Mega 面板 */
.mega{position:relative;}
.mega-panel{
  position:absolute;top:calc(100% + 16px);right:0;width:760px;
  display:grid;grid-template-columns:1.1fr 1fr .95fr;gap:24px;
  background:#fff;border:1px solid var(--border);border-radius:16px;
  padding:26px;box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s var(--ease);
  z-index:70;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col h4{font-size:12.5px;font-weight:700;letter-spacing:.06em;color:var(--muted);margin-bottom:12px;}
.mega-list li+li{margin-top:6px;}
.mega-list a{
  display:block;padding:9px 10px;border-radius:10px;font-size:15px;font-weight:600;color:var(--text);
  transition:background-color .18s var(--ease),color .18s var(--ease);
}
.mega-list a small{display:block;font-size:12.5px;font-weight:400;color:var(--muted);margin-top:2px;line-height:1.6;}
.mega-list a:hover{background:var(--flame-soft);color:var(--flame-dark);}
.mega-card{
  display:flex;flex-direction:column;justify-content:flex-end;gap:8px;
  padding:22px;border-radius:14px;color:#fff;min-height:170px;
  background-image:linear-gradient(150deg,rgba(18,59,58,.9),rgba(225,90,43,.72)),url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.mega-card:hover{transform:translateY(-2px);box-shadow:var(--sh-flame);}
.mega-card strong{font-size:16.5px;font-weight:800;}
.mega-card span{font-size:13px;color:rgba(255,255,255,.82);line-height:1.7;}

/* ---------- 文章头部 ---------- */
.article-hero{
  background:linear-gradient(180deg,#FFFDFA 0%,#F7F2EA 100%);
  border-bottom:1px solid var(--border);
  padding:30px 0 44px;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);}
.breadcrumb a{color:var(--muted);transition:color .18s var(--ease);}
.breadcrumb a:hover{color:var(--flame);}
.breadcrumb .sep{color:#C9C0B3;}
.breadcrumb .current{color:var(--text-body);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-hero h1{
  margin:18px 0 0;max-width:920px;
  font-size:clamp(28px,3.6vw,44px);line-height:1.32;font-weight:800;
  color:var(--text);letter-spacing:-.01em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:22px;font-size:13.5px;color:var(--muted);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-sep{width:1px;height:14px;background:var(--border);}
.share-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.share-btn{
  display:inline-flex;align-items:center;gap:7px;padding:9px 16px;
  border:1px solid var(--border);border-radius:999px;background:#fff;
  font-size:13.5px;font-weight:600;color:var(--text-body);cursor:pointer;
  transition:all .18s var(--ease);
}
.share-btn:hover{border-color:var(--flame);color:var(--flame);background:var(--flame-soft);}

/* ---------- 文章主体 ---------- */
.article-main{padding:52px 0 96px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;align-items:start;}
.article-content{max-width:760px;min-width:0;}
.article-cover{
  border-radius:16px;overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--sh-1);background:var(--flame-soft);aspect-ratio:16/9;
  margin-bottom:38px;
}
.article-cover img{width:100%;height:100%;object-fit:cover;}
.article-cover figcaption{font-size:13px;color:var(--muted);text-align:center;padding:10px 0 0;}

.post-body{font-size:17px;line-height:1.95;color:var(--text-body);}
.post-body h2{
  position:relative;font-size:clamp(26px,3vw,34px);line-height:1.35;font-weight:800;
  color:var(--text);margin:2.4em 0 .9em;padding-left:18px;
}
.post-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.14em;width:3px;
  border-radius:3px;background:var(--flame);
}
.post-body h3{font-size:21px;line-height:1.5;font-weight:700;color:var(--text);margin:1.8em 0 .6em;}
.post-body h4{font-size:18px;font-weight:700;color:var(--text);margin:1.5em 0 .5em;}
.post-body p{margin:0 0 1.15em;}
.post-body ul,.post-body ol{margin:0 0 1.15em;padding-left:1.5em;}
.post-body ul{list-style:disc;}
.post-body ol{list-style:decimal;}
.post-body li{margin:.42em 0;}
.post-body ul li::marker{color:var(--flame);}
.post-body ol li::marker{color:var(--flame);font-weight:700;}
.post-body blockquote{
  margin:1.6em 0;padding:18px 24px;background:var(--ink-soft);
  border-left:4px solid var(--flame);border-radius:0 12px 12px 0;color:var(--ink);
}
.post-body blockquote p:last-child{margin-bottom:0;}
.post-body img{border-radius:12px;margin:1.6em auto;}
.post-body a{color:var(--flame);text-decoration:underline;text-underline-offset:4px;}
.post-body a:hover{color:var(--flame-dark);}
.post-body code{background:var(--alt);padding:2px 6px;border-radius:6px;font-size:15px;}
.post-body pre{
  background:#12211F;color:#E8F1EF;padding:20px;border-radius:12px;
  overflow:auto;font-size:14.5px;line-height:1.8;margin:1.6em 0;
}
.post-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.post-body th,.post-body td{border:1px solid var(--border);padding:10px 12px;text-align:left;}
.post-body th{background:var(--alt);font-weight:700;color:var(--text);}
.post-body tbody tr:nth-child(even){background:#FBF9F5;}
.post-body hr{border:0;border-top:1px solid var(--border);margin:2.2em 0;}

.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:28px;border-top:1px solid var(--border);}
.tag-row .pill{font-size:13px;padding:7px 14px;font-weight:600;transition:all .18s var(--ease);}
.tag-row a.pill:hover{background:var(--flame);color:#fff;}

.empty-state{
  text-align:center;padding:64px 28px;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
}
.empty-art{
  width:72px;height:72px;margin:0 auto 20px;border-radius:20px;display:grid;place-items:center;
  background:var(--flame-soft);color:var(--flame);font-size:30px;font-weight:800;
}
.empty-state h2{font-size:24px;font-weight:800;color:var(--text);margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:15.5px;margin-bottom:24px;}

/* ---------- 侧栏 ---------- */
.aside-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);margin-bottom:20px;
}
.aside-card h3{
  position:relative;padding-left:12px;font-size:16px;font-weight:700;color:var(--text);margin-bottom:16px;
}
.aside-card h3::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;border-radius:3px;background:var(--flame);
}
.aside-list li+li{margin-top:4px;}
.aside-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--text-body);
  transition:all .18s var(--ease);
}
.aside-list a:hover{background:var(--flame-soft);color:var(--flame-dark);}
.aside-list a span{color:var(--muted);font-size:12.5px;font-weight:500;}
.aside-thumb{display:flex;gap:12px;padding:8px;border-radius:12px;transition:background-color .18s var(--ease);}
.aside-thumb:hover{background:var(--alt);}
.aside-thumb img{width:64px;height:48px;border-radius:9px;object-fit:cover;flex:0 0 auto;}
.aside-thumb b{display:block;font-size:14px;font-weight:700;color:var(--text);line-height:1.55;}
.aside-thumb em{font-style:normal;font-size:12.5px;color:var(--muted);}
.aside-cta{
  border-radius:var(--r-card);padding:24px;color:#fff;position:relative;overflow:hidden;
  background-image:linear-gradient(150deg,rgba(18,59,58,.92),rgba(225,90,43,.68)),url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
}
.aside-cta strong{display:block;font-size:18px;font-weight:800;margin-bottom:8px;}
.aside-cta p{font-size:14px;color:rgba(255,255,255,.85);line-height:1.8;margin-bottom:16px;}

/* ---------- 上下篇 ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:52px;}
.post-nav-card{
  display:block;padding:22px;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.post-nav-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DCD2C4;}
.post-nav-card small{font-size:12.5px;letter-spacing:.06em;color:var(--muted);font-weight:600;}
.post-nav-card b{display:block;margin-top:8px;font-size:16.5px;font-weight:700;color:var(--text);line-height:1.6;}
.post-nav-card.next{text-align:right;}

/* ---------- 相关推荐 ---------- */
.related{margin-top:76px;}
.section-head{margin-bottom:26px;}
.section-head h2{font-size:clamp(23px,2.6vw,30px);font-weight:800;color:var(--text);letter-spacing:-.01em;}
.section-head p{margin-top:8px;font-size:15px;color:var(--muted);}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.img-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.img-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.img-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--ink-soft);}
.img-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.img-card:hover .thumb img{transform:scale(1.04);}
.img-card .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.img-card h3{font-size:16.5px;font-weight:700;color:var(--text);line-height:1.6;}
.img-card p{font-size:14px;color:var(--muted);line-height:1.75;}
.img-card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted);letter-spacing:.03em;}

.back-row{margin-top:44px;}

/* ---------- CTA 带 ---------- */
.cta-band{
  margin-top:20px;
  border-radius:20px;padding:52px;color:#fff;
  display:grid;grid-template-columns:1.25fr auto;gap:32px;align-items:center;
  background-image:linear-gradient(120deg,rgba(18,59,58,.94),rgba(18,59,58,.68) 60%,rgba(225,90,43,.55)),url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
}
.cta-band h2{font-size:clamp(24px,2.8vw,32px);font-weight:800;line-height:1.4;}
.cta-band p{margin-top:12px;font-size:15.5px;color:rgba(255,255,255,.86);line-height:1.85;max-width:600px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- FAQ ---------- */
.faq-wrap{margin-top:76px;}
.faq-list{display:grid;gap:12px;max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:14px;
  padding:0 22px;box-shadow:var(--sh-1);transition:border-color .2s var(--ease);
}
.faq-item[open]{border-color:#DCD2C4;}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:19px 0;font-size:17px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;background:var(--flame-soft);color:var(--flame);
  font-size:17px;font-weight:700;transition:transform .2s var(--ease);
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg);}
.faq-item .faq-body{padding:0 0 20px;font-size:15.5px;color:var(--muted);line-height:1.85;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.9);padding:70px 0 0;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;
  padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14.5px;color:rgba(255,255,255,.7);line-height:1.85;max-width:300px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul li+li{margin-top:10px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.7);transition:color .18s var(--ease);}
.footer-col a:hover{color:var(--flame);}
.subscribe{display:flex;gap:10px;margin-top:14px;}
.subscribe input{
  flex:1;min-width:0;height:48px;padding:0 14px;border-radius:var(--r-input);
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.subscribe input::placeholder{color:rgba(255,255,255,.45);}
.subscribe input:focus{
  outline:none;border-color:var(--flame);
  box-shadow:0 0 0 3px rgba(225,90,43,.28);
}
.footer-note{margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.55);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  padding:22px 0 30px;font-size:13.5px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:var(--flame);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:40px;}
}
@media (max-width:1023px){
  .article-layout{grid-template-columns:1fr;gap:44px;}
  .article-content{max-width:none;}
  .article-aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .aside-card{margin-bottom:0;}
  .aside-cta{grid-column:1/-1;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  .container{padding:0 24px;}
  .header-inner{height:68px;gap:16px;}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:86%;max-width:360px;
    margin-left:0;padding:86px 22px 28px;background:#fff;
    flex-direction:column;align-items:stretch;gap:4px;
    transform:translateX(103%);transition:transform .24s var(--ease);
    box-shadow:-20px 0 44px rgba(20,24,26,.16);overflow-y:auto;z-index:70;
  }
  body.nav-open .main-nav{transform:translateX(0);}
  body.nav-open .nav-mask{opacity:1;visibility:visible;}
  .nav-link{font-size:17px;padding:14px 12px;justify-content:space-between;}
  .nav-link.is-active::after{display:none;}
  .nav-toggle{display:grid;}
  .mega-panel{
    position:static;width:auto;opacity:1;visibility:visible;transform:none;
    box-shadow:none;border:0;padding:6px 0 10px 8px;grid-template-columns:1fr;gap:16px;display:none;
  }
  .mega.is-open .mega-panel{display:grid;}
  .mega-card{min-height:140px;}
  .header-actions .btn{display:none;}
  .cta-band{grid-template-columns:1fr;padding:38px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{font-size:16.5px;}
  .article-hero{padding:22px 0 34px;}
  .article-main{padding:40px 0 64px;}
  .article-meta{gap:8px 14px;}
  .meta-sep{display:none;}
  .breadcrumb .current{max-width:220px;}
  .post-body{font-size:16.5px;line-height:1.9;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav-card.next{text-align:left;}
  .card-grid{grid-template-columns:1fr;}
  .article-aside{grid-template-columns:1fr;}
  .cta-band{padding:32px 22px;border-radius:16px;}
  .cta-actions .btn{width:100%;}
  .btn{width:auto;}
}
@media (max-width:575px){
  .container{padding:0 18px;}
  .brand-text{font-size:16px;}
  .article-hero h1{font-size:26px;}
  .btn{padding:13px 20px;}
  .subscribe{flex-direction:column;}
  .subscribe .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:420px){
  body{font-size:16px;}
  .brand-text{font-size:15px;}
  .article-hero h1{font-size:24px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category1 */
:root{
  --orange:#E15A2B;
  --orange-hover:#C94A1F;
  --orange-active:#B03F19;
  --orange-soft:#FDF0EA;
  --ink:#123B3A;
  --ink-mid:#2E5F5A;
  --ink-soft:#EEF3F1;
  --gold:#F5B942;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --alt-1:#F2EDE5;
  --alt-2:#EEF3F1;
  --t-1:#14181A;
  --t-2:#3F4548;
  --t-3:#7A8288;
  --line:#E6DFD4;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-img:14px;
  --sh-1:0 1px 2px rgba(20,24,26,.05), 0 2px 8px rgba(20,24,26,.04);
  --sh-2:0 8px 24px rgba(20,24,26,.08);
  --sh-orange:0 14px 34px rgba(225,90,43,.16);
  --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;
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:220ms;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--t-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--orange);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--orange-hover)}
h1,h2,h3,h4{margin:0;color:var(--t-1);font-weight:800;line-height:1.35;letter-spacing:.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.num{font-family:"Barlow Semi Condensed","Noto Sans SC",sans-serif;font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.01em}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-2);background:rgba(255,255,255,.97)}
.header-inner{display:flex;align-items:center;gap:var(--sp-5);height:76px;transition:height var(--dur) var(--ease)}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--t-1);flex:0 0 auto}
.brand:hover{color:var(--t-1)}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--orange),#EF7A47);
  color:#fff;font-weight:800;font-size:19px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(225,90,43,.28);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 12px;
  font-size:15.5px;font-weight:600;color:var(--t-2);
  background:none;border:0;border-radius:10px;
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--orange);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur) var(--ease);
}
.nav-link:hover{color:var(--orange);background:var(--orange-soft)}
.nav-link.is-active{color:var(--orange)}
.nav-link.is-active::after{transform:scaleX(1)}
.mega{position:relative}
.mega-trigger svg{transition:transform var(--dur) var(--ease)}
.mega:hover .mega-trigger svg,.mega.is-open .mega-trigger svg{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;
  width:760px;padding:var(--sp-5);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);
  display:grid;grid-template-columns:1.1fr 1fr .95fr;gap:var(--sp-5);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity 180ms var(--ease),transform 180ms var(--ease),visibility 180ms;
}
.mega:hover .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:13px;color:var(--t-3);letter-spacing:.08em;margin-bottom:var(--sp-3);font-weight:700}
.mega-list li+li{margin-top:6px}
.mega-list a{
  display:block;padding:9px 12px;border-radius:10px;
  color:var(--t-1);font-size:15px;font-weight:600;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease);
}
.mega-list a small{display:block;font-size:12.5px;font-weight:400;color:var(--t-3);letter-spacing:.04em;margin-top:2px}
.mega-list a:hover{background:var(--ink-soft);color:var(--ink)}
.mega-card{
  display:flex;flex-direction:column;justify-content:flex-end;gap:6px;
  padding:var(--sp-5) var(--sp-4);border-radius:14px;min-height:150px;
  background-image:linear-gradient(160deg,rgba(18,59,58,.92),rgba(225,90,43,.72)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:#fff;
}
.mega-card strong{font-size:16px;color:#fff}
.mega-card span{font-size:13px;color:rgba(255,255,255,.82);line-height:1.6}
.mega-card:hover{color:#fff;filter:brightness(1.06)}
.header-actions{display:flex;align-items:center;gap:var(--sp-3);flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--t-1);border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border:0;border-radius:var(--r-btn);
  font-size:16px;font-weight:700;line-height:1;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),box-shadow var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 16px rgba(225,90,43,.22)}
.btn-primary:hover{background:var(--orange-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-orange)}
.btn-primary:active{background:var(--orange-active);transform:translateY(0)}
.btn-outline{background:transparent;color:var(--orange);border:1.5px solid var(--orange)}
.btn-outline:hover{background:rgba(225,90,43,.08);color:var(--orange-hover)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-1px)}
.btn-sm{padding:11px 20px;font-size:14.5px;border-radius:10px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none}
.text-link{font-weight:700;color:var(--orange);border-bottom:1.5px solid rgba(225,90,43,.35);padding-bottom:2px;text-decoration:none;transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease)}
.text-link:hover{color:var(--orange-hover);border-color:var(--orange-hover)}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(115deg,rgba(18,59,58,.94),rgba(18,59,58,.72) 58%,rgba(225,90,43,.46)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  color:#fff;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:4px;
  background:linear-gradient(90deg,var(--orange),var(--gold),var(--orange));
  opacity:.9;
}
.page-hero-inner{
  position:relative;z-index:2;
  min-height:340px;
  display:flex;flex-direction:column;justify-content:center;
  padding:var(--sp-8) 32px;
  max-width:1240px;margin:0 auto;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:var(--sp-4);letter-spacing:.04em}
.crumb a{color:rgba(255,255,255,.86)}
.crumb a:hover{color:#fff}
.crumb span.sep{opacity:.5}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  font-size:13px;font-weight:600;letter-spacing:.06em;color:#fff;
  margin-bottom:var(--sp-4);width:fit-content;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(245,185,66,.25)}
.page-hero h1{
  color:#fff;
  font-size:clamp(30px,3.6vw,44px);
  line-height:1.25;
  max-width:20em;
  letter-spacing:.01em;
}
.page-hero .lede{margin-top:var(--sp-4);font-size:17px;line-height:1.9;color:rgba(255,255,255,.86);max-width:44em}
.hero-meta{display:flex;flex-wrap:wrap;gap:var(--sp-5);margin-top:var(--sp-6)}
.hero-meta .item{display:flex;flex-direction:column;gap:2px}
.hero-meta .item b{font-size:30px;color:#fff;line-height:1.1}
.hero-meta .item span{font-size:13px;letter-spacing:.06em;color:rgba(255,255,255,.7)}

/* ---------- Section shell ---------- */
.section{padding:var(--sp-9) 0}
.section.alt{background:var(--alt-1)}
.section.tint{background:var(--alt-2)}
.section-head{max-width:720px;margin-bottom:var(--sp-7)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--orange);
  text-transform:uppercase;margin-bottom:var(--sp-3);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--orange);border-radius:2px}
.section-head h2{font-size:clamp(26px,3vw,34px)}
.section-head p{margin-top:var(--sp-3);color:var(--t-3);font-size:16px;line-height:1.9}

/* ---------- Category layout: left index + right list ---------- */
.cat-wrap{padding:var(--sp-8) 0 var(--sp-9)}
.cat-layout{display:grid;grid-template-columns:292px minmax(0,1fr);gap:var(--sp-6);align-items:start}
.index-panel{position:sticky;top:100px;display:flex;flex-direction:column;gap:var(--sp-4)}
.index-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:var(--sp-5);box-shadow:var(--sh-1)}
.index-title{font-size:15px;letter-spacing:.06em;color:var(--t-1);margin-bottom:var(--sp-4);display:flex;align-items:center;gap:8px}
.index-title::before{content:"";width:3px;height:15px;background:var(--orange);border-radius:2px}
.index-list li+li{margin-top:2px}
.index-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--t-2);
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.index-list a::after{content:"→";font-size:13px;color:var(--t-3);transition:transform var(--dur) var(--ease),color var(--dur) var(--ease)}
.index-list a:hover{background:var(--ink-soft);color:var(--ink)}
.index-list a:hover::after{transform:translateX(3px);color:var(--orange)}
.filter-tags{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:999px;
  background:var(--alt-2);border:1px solid transparent;
  font-size:13.5px;font-weight:600;color:var(--ink-mid);
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.chip:hover{background:var(--orange-soft);color:var(--orange)}
.chip.is-on{background:var(--orange);color:#fff;border-color:var(--orange)}
.index-cta{
  display:block;padding:var(--sp-5);border-radius:var(--r-card);
  color:#fff;
  background-image:linear-gradient(150deg,rgba(18,59,58,.93),rgba(225,90,43,.75)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.index-cta:hover{color:#fff;transform:translateY(-3px);box-shadow:var(--sh-2)}
.index-cta strong{display:block;font-size:16px;color:#fff;margin-bottom:6px}
.index-cta span{font-size:13.5px;color:rgba(255,255,255,.84);line-height:1.7}

.list-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:var(--sp-4);margin-bottom:var(--sp-5)}
.list-head h2{font-size:clamp(22px,2.4vw,28px)}
.list-head p{margin-top:6px;font-size:14.5px;color:var(--t-3)}
.sync{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--t-3);letter-spacing:.04em}
.sync i{width:8px;height:8px;border-radius:50%;background:#2FA37A;display:inline-block;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(47,163,122,.4)}50%{box-shadow:0 0 0 6px rgba(47,163,122,0)}}

.entry-list{display:flex;flex-direction:column;gap:var(--sp-4)}
.entry-card{
  display:grid;grid-template-columns:236px minmax(0,1fr);
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DCD3C5}
.entry-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:rgba(225,90,43,.1)}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.entry-card:hover .entry-thumb img{transform:scale(1.04)}
.entry-body{padding:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-3)}
.entry-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.pill{
  display:inline-flex;align-items:center;
  padding:5px 11px;border-radius:999px;
  background:var(--orange-soft);color:var(--orange-active);
  font-size:12.5px;font-weight:600;letter-spacing:.06em;
}
.pill.teal{background:var(--ink-soft);color:var(--ink-mid)}
.entry-body h3{font-size:19px;line-height:1.5}
.entry-body h3 a{color:var(--t-1)}
.entry-body h3 a:hover{color:var(--orange)}
.entry-desc{font-size:15px;line-height:1.85;color:var(--t-3)}
.entry-foot{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp-4);margin-top:auto;padding-top:var(--sp-2);border-top:1px dashed var(--line);font-size:12.5px;color:var(--t-3);letter-spacing:.05em}
.entry-foot .time{color:var(--ink-mid);font-weight:600}
.tag-live{background:#E9F6F1;color:#1F7A5C}
.empty-block{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:var(--sp-8) var(--sp-5);text-align:center;
}
.empty-block strong{display:block;font-size:18px;color:var(--t-1);margin-bottom:8px}
.empty-block p{font-size:15px;color:var(--t-3)}

/* ---------- Feature board ---------- */
.board{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:var(--sp-6);align-items:start}
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:var(--sp-6);box-shadow:var(--sh-1);
}
.panel.dark{
  background-image:linear-gradient(150deg,rgba(18,59,58,.95),rgba(46,95,90,.88)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;color:#fff;border-color:transparent;
}
.panel.dark h3,.panel.dark .metric b{color:#fff}
.panel.dark p,.panel.dark .metric span{color:rgba(255,255,255,.78)}
.panel h3{font-size:20px;margin-bottom:var(--sp-4)}
.metric-row{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--sp-4);margin-bottom:var(--sp-5)}
.metric{background:var(--alt-2);border-radius:14px;padding:var(--sp-4)}
.metric b{display:block;font-size:28px;color:var(--ink);line-height:1.2}
.metric span{font-size:13px;color:var(--t-3);letter-spacing:.05em}
.panel.dark .metric{background:rgba(255,255,255,.10)}
.progress{height:8px;border-radius:999px;background:var(--ink-soft);overflow:hidden}
.panel.dark .progress{background:rgba(255,255,255,.18)}
.progress i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--orange),var(--gold))}
.milestones{display:flex;justify-content:space-between;margin-top:var(--sp-4);gap:var(--sp-3);overflow-x:auto;padding-bottom:4px}
.milestone{display:flex;flex-direction:column;align-items:center;gap:6px;min-width:72px;font-size:12.5px;color:var(--t-3);letter-spacing:.04em}
.milestone i{width:12px;height:12px;border-radius:50%;border:2px solid var(--gold);background:transparent}
.milestone.done i{background:var(--gold)}
.milestone.done span{color:var(--ink-mid);font-weight:600}

.check-list li{position:relative;padding-left:26px;margin-bottom:14px;font-size:15.5px;line-height:1.85;color:var(--t-2)}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border-radius:50%;
  background:var(--orange);
}
.panel.dark .check-list li{color:rgba(255,255,255,.86)}
.panel.dark .check-list li::before{background:var(--gold)}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-5);counter-reset:step}
.step{position:relative;padding-top:var(--sp-6)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;left:0;top:-6px;
  font-family:"Barlow Semi Condensed",sans-serif;font-size:42px;font-weight:700;
  color:rgba(225,90,43,.22);line-height:1;
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:15px;line-height:1.85;color:var(--t-3)}
.step:not(:last-child)::after{
  content:"";position:absolute;right:-18px;top:14px;width:36px;height:1.5px;
  background:linear-gradient(90deg,var(--orange),rgba(225,90,43,.1));
}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:var(--sp-3)}
.faq details{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:var(--sp-4) var(--sp-5);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.faq details[open]{border-color:#D9CFC0;box-shadow:var(--sh-1)}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);
  cursor:pointer;list-style:none;font-size:18px;font-weight:600;color:var(--t-1);line-height:1.6;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .icon{position:relative;width:20px;height:20px;flex:0 0 20px}
.faq summary .icon::before,.faq summary .icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--orange);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform var(--dur) var(--ease);
}
.faq summary .icon::before{width:14px;height:2px}
.faq summary .icon::after{width:2px;height:14px}
.faq details[open] summary .icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq .answer{margin-top:12px;font-size:16px;line-height:1.85;color:var(--t-3)}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;
  background-image:linear-gradient(120deg,rgba(18,59,58,.95),rgba(18,59,58,.78) 55%,rgba(225,90,43,.6)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  padding:var(--sp-8) 0;
}
.cta-inner{display:grid;grid-template-columns:minmax(0,1.2fr) auto;gap:var(--sp-6);align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(24px,2.8vw,32px)}
.cta-inner p{margin-top:var(--sp-3);color:rgba(255,255,255,.82);font-size:16px;max-width:46em}
.cta-actions{display:flex;flex-wrap:wrap;gap:var(--sp-3)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.9);padding:var(--sp-8) 0 var(--sp-5)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:var(--sp-6)}
.site-footer .brand{color:#fff}
.site-footer .brand:hover{color:#fff}
.site-footer .brand-text{color:#fff}
.footer-brand p{margin-top:var(--sp-4);font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.7);max-width:26em}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:var(--sp-4);letter-spacing:.04em}
.footer-col ul li+li{margin-top:10px}
.footer-col ul a{color:rgba(255,255,255,.72);font-size:14.5px}
.footer-col ul a:hover{color:#fff}
.subscribe{display:flex;gap:8px;margin-top:var(--sp-4)}
.subscribe input{
  flex:1 1 auto;min-width:0;height:48px;padding:0 14px;
  border-radius:var(--r-input);border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);color:#fff;font-size:14.5px;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.subscribe input::placeholder{color:rgba(255,255,255,.5)}
.subscribe input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(225,90,43,.28)}
.subscribe .btn{height:48px;padding:0 20px}
.footer-note{margin-top:10px;font-size:13px;color:rgba(255,255,255,.55)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:var(--sp-4);justify-content:space-between;
  margin-top:var(--sp-7);padding-top:var(--sp-5);
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13.5px;color:rgba(255,255,255,.66);
}
.footer-bottom a{color:rgba(255,255,255,.8)}
.footer-bottom a:hover{color:#fff}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .container{padding:0 24px}
  .main-nav{gap:0}
  .nav-link{padding:10px 9px;font-size:15px}
  .mega-panel{width:680px}
}
@media (max-width:1024px){
  .cat-layout{grid-template-columns:246px minmax(0,1fr);gap:var(--sp-5)}
  .board{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr);gap:var(--sp-6)}
  .step:nth-child(2)::after{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--sp-6)}
  .cta-inner{grid-template-columns:1fr}
  .section{padding:var(--sp-8) 0}
}
@media (max-width:860px){
  .main-nav{
    position:fixed;top:0;right:0;bottom:0;width:86%;max-width:360px;
    background:#fff;flex-direction:column;align-items:stretch;gap:4px;
    padding:88px var(--sp-5) var(--sp-6);
    box-shadow:-12px 0 40px rgba(20,24,26,.18);
    transform:translateX(105%);transition:transform 240ms var(--ease);
    overflow-y:auto;
  }
  .main-nav.is-open{transform:translateX(0)}
  .nav-link{font-size:17px;padding:15px 10px;border-radius:12px}
  .nav-link::after{left:10px;right:auto;width:22px;bottom:8px}
  .mega-panel{
    position:static;width:auto;opacity:1;visibility:visible;transform:none;
    box-shadow:none;border:1px solid var(--line);margin-top:6px;
    grid-template-columns:1fr;display:none;
  }
  .mega.is-open .mega-panel{display:grid}
  .mega:hover .mega-panel{opacity:1;transform:none}
  .nav-toggle{display:flex}
  .header-actions .btn{display:none}
  .cat-layout{grid-template-columns:1fr}
  .index-panel{position:static}
  .entry-card{grid-template-columns:1fr}
  .entry-thumb{aspect-ratio:16/9}
  .page-hero-inner{min-height:300px;padding:var(--sp-7) 24px}
}
@media (max-width:600px){
  body{font-size:16.5px}
  .container{padding:0 18px}
  .header-inner{height:68px;gap:var(--sp-3)}
  .brand-text{font-size:16px}
  .page-hero-inner{padding:var(--sp-6) 18px;min-height:270px}
  .hero-meta{gap:var(--sp-4)}
  .hero-meta .item b{font-size:24px}
  .section{padding:var(--sp-7) 0}
  .cat-wrap{padding:var(--sp-6) 0 var(--sp-8)}
  .steps{grid-template-columns:1fr;gap:var(--sp-5)}
  .step::after{display:none}
  .metric-row{grid-template-columns:1fr 1fr}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
  .panel{padding:var(--sp-5)}
}
@media (max-width:420px){
  .hero-meta .item b{font-size:22px}
  .faq summary{font-size:16.5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* roulang page: category2 */
:root{
  --brand:#E15A2B;
  --brand-hover:#C94A1F;
  --brand-active:#B03F19;
  --brand-soft:#FDF0EA;
  --ink:#123B3A;
  --ink-mid:#2E5F5A;
  --ink-soft:#EEF3F1;
  --gold:#F5B942;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --alt-warm:#F2EDE5;
  --title:#14181A;
  --text:#3F4548;
  --muted:#7A8288;
  --line:#E6DFD4;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(20,24,26,.05), 0 2px 8px rgba(20,24,26,.04);
  --sh-2:0 8px 24px rgba(20,24,26,.08);
  --sh-brand:0 14px 34px rgba(225,90,43,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow Semi Condensed","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.9;
  font-weight:400;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:800;line-height:1.35}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1.5px solid transparent;border-radius:var(--r-btn);
  font-weight:700;font-size:16px;line-height:1;
  padding:14px 28px;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 1px 2px rgba(225,90,43,.2)}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-1px);box-shadow:var(--sh-brand)}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);box-shadow:none}
.btn-ghost{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-ghost:hover{background:rgba(225,90,43,.08)}
.btn-light{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.12);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.22)}
.btn-sm{padding:10px 20px;font-size:14.5px;border-radius:10px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),height .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(20,24,26,.07)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{
  width:36px;height:36px;flex:none;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),#EF7E4A);
  color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(225,90,43,.22);
}
.brand-text{font-size:17px;font-weight:800;color:var(--title);letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  font-size:15.5px;font-weight:600;color:var(--text);
  padding:6px 0;background:none;border:0;cursor:pointer;
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}

/* Mega 面板 */
.mega{position:relative}
.mega-panel{
  position:absolute;top:calc(100% + 16px);right:0;width:760px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--sh-2);padding:24px;
  display:grid;grid-template-columns:1fr 1fr 250px;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
}
.mega:hover .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.08em;margin-bottom:10px}
.mega-list li+li{margin-top:2px}
.mega-list a{
  display:block;padding:9px 10px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--title);
  transition:background-color .18s var(--ease),color .18s var(--ease);
}
.mega-list a small{display:block;font-size:12.5px;font-weight:400;color:var(--muted);margin-top:2px;letter-spacing:.02em}
.mega-list a:hover{background:var(--ink-soft);color:var(--brand)}
.mega-card{
  position:relative;display:flex;flex-direction:column;justify-content:flex-end;
  min-height:190px;padding:20px;border-radius:14px;overflow:hidden;
  background:var(--ink) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
}
.mega-card::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(18,59,58,.9),rgba(225,90,43,.62));
}
.mega-card strong,.mega-card span{position:relative;z-index:1}
.mega-card strong{font-size:16px;font-weight:800;display:block;margin-bottom:6px}
.mega-card span{font-size:13px;color:rgba(255,255,255,.82);line-height:1.7}
.mega-card:hover{transform:translateY(-2px);transition:transform .2s var(--ease)}

.nav-toggle{
  display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  background:#fff;border:1px solid var(--line);border-radius:10px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--title)}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,24,26,.45);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:86%;max-width:360px;z-index:120;
  background:#fff;padding:20px 22px 28px;
  display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .3s var(--ease);
  box-shadow:-12px 0 40px rgba(20,24,26,.14);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:20px;line-height:1;color:var(--title);cursor:pointer}
.drawer-nav{padding:10px 0;overflow-y:auto}
.drawer-nav a{
  display:block;font-size:18px;font-weight:600;color:var(--title);
  padding:14px 12px;border-radius:10px;border-bottom:1px solid var(--line);
  transition:background-color .18s var(--ease),color .18s var(--ease);
}
.drawer-nav a:hover{background:var(--ink-soft)}
.drawer-nav a.is-active{color:var(--brand);background:var(--brand-soft)}
.drawer-cta{margin-top:auto;width:100%}

/* ---------- 分类页头 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--ink) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding:64px 0 68px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(18,59,58,.94) 0%,rgba(18,59,58,.74) 52%,rgba(225,90,43,.42) 100%);
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:4px;
  background:linear-gradient(90deg,var(--brand),var(--gold),var(--brand));
}
.hero-deco{
  position:absolute;left:0;right:0;bottom:0;height:130px;pointer-events:none;
  background:
    radial-gradient(140px 64px at 8% 100%,rgba(245,185,66,.12),transparent 70%),
    radial-gradient(200px 82px at 32% 100%,rgba(255,255,255,.07),transparent 72%),
    radial-gradient(160px 70px at 62% 100%,rgba(245,185,66,.09),transparent 70%),
    radial-gradient(220px 94px at 92% 100%,rgba(255,255,255,.06),transparent 74%);
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);letter-spacing:.04em}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.breadcrumb span.sep{color:rgba(255,255,255,.42)}
.page-hero h1{
  color:#fff;font-size:clamp(30px,4vw,46px);line-height:1.28;
  margin:22px 0 16px;max-width:820px;letter-spacing:.01em;
}
.hero-lead{color:rgba(255,255,255,.82);font-size:17.5px;line-height:1.85;max-width:640px;margin:0}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  color:rgba(255,255,255,.92);font-size:13.5px;font-weight:600;letter-spacing:.04em;
}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);flex:none}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section--alt{background:var(--alt-warm)}
.section--mint{background:var(--ink-soft)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;letter-spacing:.1em;line-height:1.6;
}
.section-head h2{
  font-size:clamp(26px,3vw,34px);line-height:1.35;
  margin:16px 0 14px;
}
.section-head p{color:var(--text);font-size:16.5px;line-height:1.9}

/* ---------- 宽卡交替 ---------- */
.feature-stack{display:grid;gap:28px}
.feature-card{
  position:relative;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:36px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.feature-card::before{
  content:"";position:absolute;top:0;left:0;height:4px;width:40px;
  background:var(--brand);border-radius:0 0 4px 0;
  transition:width .24s var(--ease);
}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.feature-card:hover::before{width:64px}
.feature-row{display:grid;grid-template-columns:1.02fr 1fr;gap:44px;align-items:center}
.feature-row.reverse .feature-media{order:2}
.feature-media{overflow:hidden;border-radius:var(--r-img);position:relative}
.feature-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  transition:transform .4s var(--ease);
}
.feature-card:hover .feature-media img{transform:scale(1.04)}
.feature-media .media-badge{
  position:absolute;left:14px;top:14px;
  padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.92);color:var(--brand);
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
}
.feature-body h3{font-size:clamp(20px,2.2vw,23px);line-height:1.45;margin:14px 0 12px}
.feature-body p{font-size:16.5px;line-height:1.9;color:var(--text)}
.check-list{margin-top:18px;display:grid;gap:10px}
.check-list li{position:relative;padding-left:22px;font-size:15.5px;line-height:1.8;color:var(--text)}
.check-list li::before{
  content:"";position:absolute;left:0;top:.66em;width:8px;height:8px;border-radius:50%;
  background:var(--brand);box-shadow:0 0 0 3px rgba(225,90,43,.14);
}
.text-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:20px;
  color:var(--brand);font-weight:700;font-size:15.5px;
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1.5px;
}
.text-link:hover{color:var(--brand-hover)}

/* ---------- 四步流程 ---------- */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.steps::before{
  content:"";position:absolute;top:26px;left:8%;right:8%;height:2px;
  background:repeating-linear-gradient(90deg,var(--line) 0 10px,transparent 10px 20px);
}
.step{
  position:relative;z-index:1;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.step-dot{
  width:52px;height:52px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:19px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:18px;
}
.step h3{font-size:19px;margin-bottom:10px}
.step p{font-size:15.5px;line-height:1.85;color:var(--text)}
.step .step-time{
  display:inline-block;margin-top:14px;
  font-family:var(--font-num);font-size:13.5px;font-weight:600;
  color:var(--ink-mid);letter-spacing:.05em;
  background:var(--ink-soft);padding:5px 12px;border-radius:999px;
}

/* ---------- 节奏对照行 ---------- */
.rhythm-list{display:grid;gap:14px}
.rhythm-row{
  display:grid;grid-template-columns:1.05fr .9fr 1.4fr auto;gap:20px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:22px 26px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.rhythm-row:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(225,90,43,.34)}
.r-name{font-weight:800;color:var(--title);font-size:17px;display:flex;align-items:center;gap:10px}
.r-name .r-dot{width:10px;height:10px;border-radius:50%;flex:none;background:var(--brand)}
.r-name .r-dot.mint{background:var(--ink-mid)}
.r-name .r-dot.gold{background:var(--gold)}
.r-time{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:15px;font-weight:600;color:var(--ink-mid);letter-spacing:.04em;
}
.r-desc{font-size:15.5px;line-height:1.8;color:var(--text)}
.r-link{
  color:var(--brand);font-weight:700;font-size:14.5px;
  text-decoration:underline;text-underline-offset:4px;white-space:nowrap;
}
.r-link:hover{color:var(--brand-hover)}

/* ---------- 数据条 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);
}
.stat-num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:36px;font-weight:700;color:var(--ink);line-height:1.1;
  display:flex;align-items:baseline;gap:4px;
}
.stat-num em{font-style:normal;font-size:16px;color:var(--brand);font-weight:700}
.stat-label{font-size:13.5px;color:var(--muted);letter-spacing:.06em;margin-top:8px}
.stat-bar{height:8px;border-radius:999px;background:var(--ink-soft);margin-top:16px;overflow:hidden}
.stat-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),#F08A55)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:880px;margin:0 auto}
.faq{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--sh-1);overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq[open]{border-color:rgba(225,90,43,.32);box-shadow:var(--sh-2)}
.faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:18px;font-weight:600;color:var(--title);
}
.faq summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;width:22px;height:22px;flex:none}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.faq-icon::before{width:16px;height:2px;transform:translate(-50%,-50%)}
.faq-icon::after{width:2px;height:16px;transform:translate(-50%,-50%)}
.faq[open] .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-body{padding:0 24px 22px;font-size:16px;line-height:1.85;color:var(--text)}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;color:#fff;text-align:center;
  padding:96px 0;
  background:var(--ink) url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(18,59,58,.94),rgba(18,59,58,.7) 55%,rgba(225,90,43,.46));
}
.cta-band .container{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:clamp(26px,3.2vw,36px);line-height:1.35;margin-bottom:16px}
.cta-band p{color:rgba(255,255,255,.82);font-size:17px;line-height:1.9;max-width:660px;margin:0 auto 32px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.9);padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.5fr;gap:44px;padding-bottom:44px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:300px}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;letter-spacing:.04em;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.72);transition:color .18s var(--ease)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.subscribe{display:flex;gap:8px;margin-top:14px}
.subscribe input{
  flex:1;min-width:0;height:48px;border-radius:var(--r-input);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);
  color:#fff;padding:0 14px;font-size:15px;font-family:inherit;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.subscribe input::placeholder{color:rgba(255,255,255,.42)}
.subscribe input:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(225,90,43,.22);
}
.footer-note{font-size:12.5px;color:rgba(255,255,255,.5);margin-top:12px;letter-spacing:.04em}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:22px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.75)}
.footer-bottom a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{padding:0 28px}
  .mega-panel{width:680px;grid-template-columns:1fr 1fr 220px}
}
@media (max-width:1023px){
  .section{padding:80px 0}
  .feature-row{grid-template-columns:1fr;gap:28px}
  .feature-row.reverse .feature-media{order:0}
  .steps{grid-template-columns:repeat(2,1fr);gap:20px}
  .steps::before{display:none}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:68px}
  .rhythm-row{grid-template-columns:1fr 1fr;row-gap:12px}
  .r-desc{grid-column:1 / -1}
  .r-link{grid-column:1 / -1}
}
@media (max-width:767px){
  body{font-size:16.5px}
  .container{padding:0 18px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .page-hero{padding:48px 0 52px}
  .hero-lead{font-size:16px}
  .feature-card{padding:22px}
  .feature-body h3{font-size:20px}
  .steps{grid-template-columns:1fr}
  .faq summary{font-size:16.5px;padding:18px}
  .faq-body{padding:0 18px 18px;font-size:15.5px}
  .cta-band{padding:64px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-brand{grid-column:1 / -1}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .header-actions .btn{display:none}
  .stat-grid{grid-template-columns:1fr}
  .rhythm-row{grid-template-columns:1fr}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category4 */
:root{
  --flame:#E15A2B;
  --flame-h:#C94A1F;
  --flame-a:#B03F19;
  --flame-l:#FDF0EA;
  --ink:#123B3A;
  --ink-m:#2E5F5A;
  --ink-l:#EEF3F1;
  --gold:#F5B942;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --alt-a:#F2EDE5;
  --alt-b:#EEF3F1;
  --t1:#14181A;
  --t2:#3F4548;
  --t3:#7A8288;
  --bd:#E6DFD4;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(20,24,26,.05),0 2px 8px rgba(20,24,26,.04);
  --sh-2:0 8px 24px rgba(20,24,26,.08);
  --sh-flame:0 14px 34px rgba(225,90,43,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1240px;
  --font-cn:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow Semi Condensed","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.9;
  color:var(--t2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{color:var(--t1);margin:0;line-height:1.35;font-weight:800}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(225,90,43,.22)}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:.01em}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15.5px;font-weight:700;line-height:1;
  padding:14px 28px;border-radius:var(--r-btn);border:1.5px solid transparent;
  transition:all .22s var(--ease);white-space:nowrap;
}
.btn-sm{padding:11px 20px;font-size:14.5px}
.btn-primary{background:var(--flame);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--flame-h);transform:translateY(-1px);box-shadow:var(--sh-flame)}
.btn-primary:active{background:var(--flame-a);transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--flame);border-color:var(--flame)}
.btn-ghost:hover{background:rgba(225,90,43,.08);transform:translateY(-1px)}
.btn-ghost:active{background:rgba(225,90,43,.14);transform:translateY(0)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-m);transform:translateY(-1px)}
.btn-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}
.btn-light:hover{background:rgba(255,255,255,.22);transform:translateY(-1px)}
.link-more{color:var(--flame);font-weight:700;border-bottom:1.5px solid rgba(225,90,43,.35);padding-bottom:2px}
.link-more:hover{color:var(--flame-h);border-color:var(--flame-h)}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(250,247,242,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--bd);
  transition:box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 22px rgba(20,24,26,.08);background:rgba(255,255,255,.96)}
.header-inner{display:flex;align-items:center;gap:28px;height:76px}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--flame),#EE7B45);
  color:#fff;font-weight:900;font-size:19px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(225,90,43,.28);
}
.brand-text{font-size:18px;font-weight:800;color:var(--t1);letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  font-size:15.5px;font-weight:600;color:var(--t2);
  padding:10px 14px;border-radius:10px;background:none;border:0;
}
.nav-link:hover{color:var(--flame);background:rgba(225,90,43,.07)}
.nav-link.is-active{color:var(--flame)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--flame);
}
.mega{position:relative}
.mega-trigger svg{transition:transform .22s var(--ease)}
.mega:hover .mega-trigger svg,.mega.is-open .mega-trigger svg{transform:rotate(180deg)}
.mega:hover .mega-trigger,.mega.is-open .mega-trigger{color:var(--flame);background:rgba(225,90,43,.07)}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:720px;
  background:#fff;border:1px solid var(--bd);border-radius:16px;
  box-shadow:var(--sh-2);padding:24px;
  display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
}
.mega-panel::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega.is-open .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-col h4{font-size:12.5px;font-weight:600;color:var(--t3);letter-spacing:.08em;margin-bottom:12px}
.mega-list li+li{margin-top:4px}
.mega-list a{
  display:block;padding:9px 10px;border-radius:10px;font-size:15px;font-weight:600;color:var(--t1);
}
.mega-list a small{display:block;font-size:12.5px;font-weight:400;color:var(--t3);line-height:1.6;margin-top:2px}
.mega-list a:hover{background:var(--flame-l);color:var(--flame)}
.mega-card{
  display:flex;flex-direction:column;justify-content:flex-end;gap:8px;
  border-radius:14px;padding:20px;color:#fff;min-height:180px;
  background-image:linear-gradient(160deg,rgba(18,59,58,.94),rgba(225,90,43,.72)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.mega-card strong{font-size:16.5px;font-weight:800}
.mega-card span{font-size:13px;color:rgba(255,255,255,.82);line-height:1.7}
.mega-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--bd);
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--t1);transition:transform .22s var(--ease),opacity .22s var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,24,26,.45);opacity:0;visibility:hidden;
  transition:opacity .22s var(--ease),visibility .22s;z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:86%;max-width:360px;z-index:95;
  background:#fff;transform:translateX(102%);transition:transform .26s var(--ease);
  display:flex;flex-direction:column;padding:22px 22px 26px;overflow-y:auto;
  box-shadow:-14px 0 40px rgba(20,24,26,.16);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--bd);background:#fff;
  font-size:20px;color:var(--t2);line-height:1;
}
.drawer-nav a{
  display:block;font-size:18px;font-weight:700;color:var(--t1);
  padding:15px 4px;border-bottom:1px solid var(--bd);
}
.drawer-nav a.is-active{color:var(--flame)}
.drawer-nav a:hover{color:var(--flame)}
.drawer-foot{margin-top:auto;padding-top:24px}

/* ============ 分类页头 ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:linear-gradient(122deg,rgba(18,59,58,.95) 0%,rgba(18,59,58,.78) 48%,rgba(225,90,43,.52) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:4px;
  background:linear-gradient(90deg,var(--flame),var(--gold) 55%,rgba(245,185,66,0));
}
.page-hero-inner{position:relative;z-index:2;padding:64px 0 72px;max-width:860px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:22px}
.crumb a{color:rgba(255,255,255,.86)}
.crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.crumb span[aria-current]{color:#fff}
.badge-dot{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.06em;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);color:#fff;
}
.badge-dot i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:block}
.page-hero h1{
  color:#fff;font-size:clamp(28px,3.6vw,44px);line-height:1.28;font-weight:900;
  margin:20px 0 16px;letter-spacing:.01em;
}
.page-hero-lead{font-size:17.5px;color:rgba(255,255,255,.86);line-height:1.85;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-facts{display:flex;flex-wrap:wrap;gap:38px;margin-top:40px}
.hero-facts li{color:rgba(255,255,255,.72);font-size:13px}
.hero-facts b{display:block;font-family:var(--font-num);font-size:31px;font-weight:700;color:#fff;line-height:1.2}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section-alt{background:var(--alt-a)}
.section-tint{background:var(--alt-b)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:clamp(26px,3vw,34px);margin-bottom:14px}
.section-head p{font-size:16.5px;color:var(--t3);line-height:1.85}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--flame);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--flame)}

/* ============ 指标条 ============ */
.metrics{background:var(--surface);border-bottom:1px solid var(--bd)}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--bd);border-left:1px solid var(--bd);border-right:1px solid var(--bd)}
.metric{background:#fff;padding:32px 26px}
.metric b{display:block;font-family:var(--font-num);font-size:38px;font-weight:700;color:var(--ink);line-height:1.1;letter-spacing:.01em}
.metric b em{font-style:normal;font-size:17px;color:var(--flame);margin-left:4px}
.metric h3{font-size:15px;font-weight:700;color:var(--t1);margin:12px 0 6px}
.metric p{font-size:13.5px;color:var(--t3);line-height:1.75}

/* ============ 时间轴 + 阶梯流 ============ */
.tl-layout{display:grid;grid-template-columns:300px 1fr;gap:56px;align-items:start}
.tl-rail{position:sticky;top:104px}
.tl-rail h2{font-size:21px;margin-bottom:8px}
.tl-rail>p{font-size:14px;color:var(--t3);line-height:1.8;margin-bottom:28px}
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;border-radius:2px;background:linear-gradient(180deg,var(--flame),rgba(225,90,43,.14))}
.tl-item{position:relative;padding-bottom:28px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-26px;top:6px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--flame);box-sizing:border-box;
}
.tl-item.is-done::before{background:var(--flame)}
.tl-item.is-key::before{border-color:var(--gold);background:var(--gold);box-shadow:0 0 0 4px rgba(245,185,66,.22)}
.tl-time{font-family:var(--font-num);font-size:15px;font-weight:700;color:var(--flame);letter-spacing:.04em}
.tl-item h4{font-size:16px;margin:4px 0 4px}
.tl-item p{font-size:13.5px;color:var(--t3);line-height:1.75}
.rail-note{
  margin-top:30px;padding:18px;border-radius:14px;background:var(--flame-l);
  border:1px solid rgba(225,90,43,.2);
}
.rail-note strong{display:block;font-size:14.5px;color:var(--flame-a);margin-bottom:6px}
.rail-note p{font-size:13.5px;color:#7a4630;line-height:1.75}

.tl-stream{display:flex;flex-direction:column;gap:26px}
.stream-card{
  background:#fff;border:1px solid var(--bd);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.stream-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(225,90,43,.35)}
.stream-card:nth-child(2){margin-left:5%}
.stream-card:nth-child(3){margin-left:10%}
.stream-card:nth-child(4){margin-left:15%}
.stream-top{height:5px;background:var(--ink)}
.stream-card.s-flame .stream-top{background:var(--flame)}
.stream-card.s-gold .stream-top{background:var(--gold)}
.stream-card.s-teal .stream-top{background:var(--ink-m)}
.stream-body{display:grid;grid-template-columns:1fr 260px;gap:26px;padding:28px}
.stream-card.no-img .stream-body{grid-template-columns:1fr}
.stream-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px}
.tag{
  display:inline-flex;align-items:center;font-size:12.5px;font-weight:600;letter-spacing:.05em;
  padding:5px 11px;border-radius:999px;background:var(--flame-l);color:var(--flame-a);
}
.tag-teal{background:var(--ink-l);color:var(--ink-m)}
.tag-gold{background:#FDF4E0;color:#8A5C0C}
.stream-body h3{font-size:21px;margin-bottom:10px}
.stream-body>div>p{font-size:15.5px;color:var(--t2);line-height:1.9}
.stream-points{margin-top:18px;display:grid;gap:9px}
.stream-points li{position:relative;padding-left:18px;font-size:14.5px;color:var(--t2);line-height:1.8}
.stream-points li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;background:var(--flame)}
.stream-fig{border-radius:14px;overflow:hidden;border:1px solid var(--bd);align-self:start}
.stream-fig img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease)}
.stream-card:hover .stream-fig img{transform:scale(1.04)}
.stream-fig figcaption{font-size:12.5px;color:var(--t3);padding:10px 12px;background:var(--bg);line-height:1.6}
.stream-stat{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:20px;padding-top:18px;border-top:1px dashed var(--bd);
}
.stream-stat div{min-width:88px}
.stream-stat b{display:block;font-family:var(--font-num);font-size:24px;font-weight:700;color:var(--ink);line-height:1.2}
.stream-stat span{font-size:12.5px;color:var(--t3)}

/* ============ 榜单维度 ============ */
.dims-grid{display:grid;grid-template-columns:380px 1fr;gap:56px;align-items:start}
.dims-side h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:14px}
.dims-side p{font-size:15.5px;color:var(--t3);line-height:1.9;margin-bottom:24px}
.dim-tags{display:flex;flex-wrap:wrap;gap:10px}
.dim-tags span{
  display:inline-flex;font-size:13.5px;font-weight:600;color:var(--ink-m);
  background:var(--ink-l);border:1px solid rgba(46,95,90,.16);
  padding:8px 14px;border-radius:10px;
}
.dim-list{display:grid;gap:14px}
.dim-row{
  display:grid;grid-template-columns:56px 1fr auto;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--bd);border-radius:14px;padding:20px 24px;
  box-shadow:var(--sh-1);transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.dim-row:hover{border-color:rgba(225,90,43,.4);transform:translateX(4px)}
.dim-row .idx{font-family:var(--font-num);font-size:22px;font-weight:700;color:rgba(225,90,43,.55)}
.dim-row h3{font-size:17px;margin-bottom:4px}
.dim-row p{font-size:14px;color:var(--t3);line-height:1.75}
.dim-row .level{font-size:12.5px;font-weight:600;color:var(--flame-a);background:var(--flame-l);padding:6px 12px;border-radius:999px;white-space:nowrap}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--bd);border-radius:14px;margin-bottom:14px;
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .22s var(--ease);
}
.faq-item[open]{border-color:rgba(225,90,43,.4)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;font-size:18px;font-weight:600;color:var(--t1);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--flame)}
.faq-icon{
  position:relative;width:22px;height:22px;flex-shrink:0;border-radius:50%;
  background:var(--flame-l);transition:transform .24s var(--ease),background-color .24s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--flame-a);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px;transition:opacity .2s var(--ease)}
.faq-item[open] .faq-icon{transform:rotate(180deg);background:var(--flame)}
.faq-item[open] .faq-icon::before{background:#fff}
.faq-item[open] .faq-icon::after{opacity:0}
.faq-body{padding:0 26px 24px;font-size:16px;color:var(--t2);line-height:1.88;border-top:1px solid var(--bd);padding-top:18px;margin-top:2px}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;color:#fff;
  background-image:linear-gradient(115deg,rgba(18,59,58,.94),rgba(225,90,43,.68)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
}
.cta-inner{
  position:relative;z-index:2;display:grid;grid-template-columns:1.2fr auto;gap:40px;
  align-items:center;padding:72px 0;
}
.cta-band h2{color:#fff;font-size:clamp(25px,2.9vw,33px);margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.84);font-size:16.5px;line-height:1.85;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.9);padding:72px 0 0}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:44px;
  padding-bottom:52px;
}
.site-footer .brand-text{color:#fff}
.footer-brand p{font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.85;margin-top:16px;max-width:280px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-col ul li+li{margin-top:10px}
.footer-col ul a{font-size:14.5px;color:rgba(255,255,255,.72)}
.footer-col ul a:hover{color:var(--gold)}
.subscribe{display:flex;gap:10px;margin-top:14px}
.subscribe input{
  flex:1;min-width:0;height:48px;padding:0 14px;font-size:14.5px;font-family:inherit;
  border-radius:var(--r-input);border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);color:#fff;
}
.subscribe input::placeholder{color:rgba(255,255,255,.45)}
.subscribe input:focus{outline:none;border-color:var(--flame);box-shadow:0 0 0 3px rgba(225,90,43,.28)}
.subscribe .btn{height:48px;padding:0 20px}
.footer-note{font-size:12.5px;color:rgba(255,255,255,.5);margin-top:10px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:13.5px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.82)}
.footer-bottom a:hover{color:var(--gold)}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .container{padding:0 28px}
  .tl-layout{grid-template-columns:260px 1fr;gap:40px}
  .dims-grid{grid-template-columns:320px 1fr;gap:40px}
}
@media (max-width:1080px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-sm{display:none}
}
@media (max-width:992px){
  .container{padding:0 24px}
  .section{padding:72px 0}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .tl-layout{grid-template-columns:1fr;gap:36px}
  .tl-rail{position:static}
  .timeline{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;padding-left:0}
  .timeline::before{display:none}
  .tl-item{padding:0 0 0 22px}
  .tl-item::before{left:0}
  .stream-card:nth-child(2),.stream-card:nth-child(3),.stream-card:nth-child(4){margin-left:0}
  .stream-body{grid-template-columns:1fr;gap:20px}
  .dims-grid{grid-template-columns:1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr;gap:28px;padding:60px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .mega-panel{width:640px}
}
@media (max-width:768px){
  body{font-size:16.5px}
  .section{padding:56px 0}
  .page-hero-inner{padding:48px 0 56px}
  .hero-facts{gap:26px;margin-top:30px}
  .hero-facts b{font-size:26px}
  .timeline{grid-template-columns:1fr}
  .dim-row{grid-template-columns:40px 1fr;gap:14px}
  .dim-row .level{grid-column:2;justify-self:start}
  .stream-stat{gap:18px}
}
@media (max-width:576px){
  .container{padding:0 18px}
  .header-inner{height:66px;gap:14px}
  .brand-text{font-size:16px}
  .page-hero h1{font-size:26px}
  .page-hero-lead{font-size:16px}
  .hero-actions .btn{width:100%}
  .metrics-grid{grid-template-columns:1fr}
  .metric{padding:24px 20px}
  .stream-body{padding:22px}
  .stream-body h3{font-size:19px}
  .faq-item summary{padding:18px 20px;font-size:16.5px}
  .faq-body{padding:16px 20px 20px}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:420px){
  body{font-size:16px}
  .metric b{font-size:32px}
  .stream-stat b{font-size:21px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root{
  --brand:#E15A2B;
  --brand-hover:#C94A1F;
  --brand-active:#B03F19;
  --brand-soft:#FDF0EA;
  --ink:#123B3A;
  --ink-mid:#2E5F5A;
  --ink-soft:#EEF3F1;
  --gold:#F5B942;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --alt:#F2EDE5;
  --title:#14181A;
  --text:#3F4548;
  --muted:#7A8288;
  --line:#E6DFD4;
  --r-lg:20px;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,24,26,.05),0 2px 8px rgba(20,24,26,.04);
  --sh-2:0 8px 24px rgba(20,24,26,.08);
  --sh-brand:0 14px 34px rgba(225,90,43,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --num-font:"Barlow Semi Condensed","Noto Sans SC","PingFang SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:800;line-height:1.35;letter-spacing:.01em}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.num{font-family:var(--num-font);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.text-link{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.text-link:hover{color:var(--brand-hover)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);
  font-size:16px;font-weight:700;line-height:1.2;
  border:1.5px solid transparent;
  transition:background-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(225,90,43,.18)}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-1px);box-shadow:var(--sh-brand)}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);box-shadow:none}
.btn-secondary{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-secondary:hover{background:rgba(225,90,43,.08);transform:translateY(-1px)}
.btn-secondary:active{background:rgba(225,90,43,.14);transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.22);transform:translateY(-1px)}
.btn-ghost:active{background:rgba(255,255,255,.28);transform:translateY(0)}
.btn-sm{padding:10px 20px;font-size:15px;border-radius:10px}
.btn-block{width:100%}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,242,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(150%) blur(10px);
  transition:box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.site-header.is-scrolled{background:rgba(255,255,255,.96);box-shadow:0 6px 20px rgba(20,24,26,.07)}
.header-inner{display:flex;align-items:center;gap:28px;height:76px}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),#F0854F);
  color:#fff;font-weight:800;font-size:19px;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(225,90,43,.22);
}
.brand-text{font-size:17px;font-weight:800;color:var(--title);letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 14px;border-radius:10px;
  font-size:15.5px;font-weight:600;color:var(--ink-mid);
  position:relative;transition:color .18s var(--ease),background-color .18s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:center;
  transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--brand);background:rgba(225,90,43,.06)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}

/* Mega 面板 */
.mega{position:relative}
.mega-trigger{background:none}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;
  width:760px;padding:24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:0 18px 48px rgba(20,24,26,.14);
  display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(6px);pointer-events:none;
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
  z-index:70;
}
.mega.is-open .mega-panel,
.mega:hover .mega-panel,
.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}
.mega-col h4,.mega-panel h4{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin-bottom:12px;text-transform:uppercase}
.mega-list li+li{margin-top:4px}
.mega-list a{
  display:block;padding:9px 10px;border-radius:10px;
  font-size:14.8px;font-weight:600;color:var(--title);line-height:1.5;
  transition:background-color .18s var(--ease),color .18s var(--ease);
}
.mega-list a small{display:block;font-size:12.5px;font-weight:400;color:var(--muted);line-height:1.6}
.mega-list a:hover{background:var(--brand-soft);color:var(--brand)}
.mega-card{
  display:flex;flex-direction:column;justify-content:flex-end;gap:6px;
  padding:20px;border-radius:14px;min-height:150px;
  background:linear-gradient(150deg,rgba(18,59,58,.94),rgba(225,90,43,.78));
  color:#fff;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.mega-card strong{font-size:16px;font-weight:800}
.mega-card span{font-size:13px;line-height:1.7;color:rgba(255,255,255,.84)}
.mega-card:hover{transform:translateY(-2px);box-shadow:var(--sh-brand)}

/* 汉堡与抽屉 */
.nav-toggle{display:none;width:44px;height:44px;border-radius:11px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,24,26,.5);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:86%;max-width:360px;
  background:#fff;z-index:95;display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .26s var(--ease);
  box-shadow:-12px 0 40px rgba(20,24,26,.16);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);font-size:20px;line-height:1;color:var(--ink)}
.drawer-close:hover{background:var(--alt)}
.drawer-nav{padding:12px 12px 0;overflow-y:auto;flex:1}
.drawer-link{display:block;padding:15px 12px;font-size:18px;font-weight:600;border-radius:12px;color:var(--title);border-bottom:1px solid var(--line)}
.drawer-link:hover{background:var(--brand-soft);color:var(--brand)}
.drawer-link.is-active{color:var(--brand)}
.drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--line)}

/* ---------- 页头 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--ink);color:#fff}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.34;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(18,59,58,.95) 0%,rgba(18,59,58,.78) 52%,rgba(225,90,43,.42) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding-top:72px;padding-bottom:76px;min-height:340px;display:flex;flex-direction:column;justify-content:flex-end}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:18px}
.breadcrumb a{color:rgba(255,255,255,.86)}
.breadcrumb a:hover{color:#fff}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  padding:7px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  font-size:12.5px;font-weight:600;letter-spacing:.06em;color:#fff;margin-bottom:18px;
}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block;box-shadow:0 0 0 3px rgba(245,185,66,.25)}
.page-hero h1{
  color:#fff;font-size:clamp(30px,4.2vw,46px);line-height:1.24;max-width:820px;letter-spacing:.005em;
}
.page-hero-lead{margin-top:16px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:640px}
.page-hero-progress{position:absolute;left:0;bottom:0;height:4px;width:100%;background:rgba(255,255,255,.14);z-index:3}
.page-hero-progress span{display:block;height:100%;width:64%;background:linear-gradient(90deg,var(--brand),var(--gold))}

/* ---------- 索引药丸条 ---------- */
.pillbar-wrap{
  position:sticky;top:76px;z-index:40;
  background:rgba(250,247,242,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(150%) blur(8px);
}
.pillbar{display:flex;align-items:center;gap:10px;padding:14px 32px;overflow-x:auto;scrollbar-width:none}
.pillbar::-webkit-scrollbar{display:none}
.pillbar a{
  flex:0 0 auto;padding:9px 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:14.5px;font-weight:600;color:var(--ink-mid);
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.pillbar a:hover{background:var(--brand-soft);border-color:rgba(225,90,43,.34);color:var(--brand);transform:translateY(-1px)}

/* ---------- 板块 ---------- */
.section{padding:104px 0}
.section-alt{background:var(--alt)}
.section-soft{background:var(--ink-soft)}
.section-head{max-width:780px;margin-bottom:48px}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.12em;
  color:var(--brand);margin-bottom:14px;text-transform:uppercase;
}
.section-head h2{font-size:clamp(26px,3vw,34px);line-height:1.35}
.section-desc{margin-top:16px;font-size:16.5px;line-height:1.9;color:var(--muted);max-width:720px}

/* ---------- 瓷砖网格 ---------- */
.tile-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.tile{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px 26px 22px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  overflow:hidden;
}
.tile::before{
  content:"";position:absolute;top:0;left:0;height:4px;width:44px;
  background:var(--brand);border-radius:0 0 4px 0;
  transition:width .24s var(--ease);
}
.tile:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DCD2C4}
.tile:hover::before{width:76px}
.tile-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.tile-icon{
  width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
}
.tile-icon svg{width:22px;height:22px}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;letter-spacing:.06em;line-height:1.6;
}
.tag.tag-ink{background:var(--ink-soft);color:var(--ink-mid)}
.tag.tag-gold{background:#FEF4DE;color:#8A6100}
.tile h3{font-size:20px;line-height:1.45;margin-bottom:10px}
.tile p{font-size:15.5px;line-height:1.85;color:var(--text)}
.tile-meta{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13.5px;color:var(--muted)}
.progress{margin-top:18px;height:8px;border-radius:var(--r-pill);background:var(--ink-soft);overflow:hidden}
.progress span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),#F0854F)}
.tile-foot{margin-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.tile-foot .num{font-size:20px;font-weight:700;color:var(--ink)}
.tile-foot a{font-size:14.5px;font-weight:700;color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.tile-foot a:hover{color:var(--brand-hover)}

/* ---------- 重点奖励图文 ---------- */
.feature-row{
  display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;
  padding:32px 0;
}
.feature-row+.feature-row{margin-top:32px;border-top:1px solid var(--line)}
.feature-row.reverse .feature-media{order:2}
.feature-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);aspect-ratio:16/10;background:linear-gradient(135deg,rgba(18,59,58,.9),rgba(225,90,43,.6))}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.feature-media:hover img{transform:scale(1.04)}
.feature-body h3{font-size:clamp(22px,2.4vw,28px);line-height:1.4;margin:14px 0 14px}
.feature-body p{font-size:16.5px;line-height:1.9;color:var(--text)}
.check-list{margin-top:20px;display:grid;gap:10px}
.check-list li{position:relative;padding-left:26px;font-size:15.5px;line-height:1.8;color:var(--text)}
.check-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;
  background:var(--brand);
}
.feature-body .btn{margin-top:26px}

/* ---------- 里程碑 ---------- */
.milestone{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:32px;box-shadow:var(--sh-1)}
.milestone-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
.milestone-head h3{font-size:21px}
.milestone-head .milestone-score{font-size:14.5px;color:var(--muted)}
.milestone-head .milestone-score b{font-family:var(--num-font);font-size:22px;color:var(--ink);font-variant-numeric:tabular-nums;margin:0 4px}
.milestone-bar{height:8px;border-radius:var(--r-pill);background:var(--ink-soft);overflow:hidden}
.milestone-bar span{display:block;height:100%;width:46%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),var(--gold))}
.milestone-track{
  margin-top:26px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
}
.milestone-track li{position:relative;padding-top:22px}
.milestone-track li::before{
  content:"";position:absolute;left:0;right:0;top:6px;height:2px;background:var(--line);
}
.milestone-track li .node{
  position:absolute;left:0;top:0;width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--line);
}
.milestone-track li.is-done .node{background:var(--gold);border-color:var(--gold)}
.milestone-track li.is-current .node{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(225,90,43,.16)}
.milestone-track strong{display:block;font-size:17px;color:var(--title)}
.milestone-track em{display:block;font-style:normal;font-family:var(--num-font);font-size:14px;color:var(--muted);margin-top:2px;font-variant-numeric:tabular-nums}
.milestone-track small{display:block;font-size:13.5px;line-height:1.75;color:var(--muted);margin-top:8px}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line);margin-top:8px}
.step{position:relative;padding:30px 24px 6px;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step-no{
  font-family:var(--num-font);font-size:34px;font-weight:700;line-height:1;color:var(--brand);
  display:block;margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:15px;line-height:1.85;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto;display:grid;gap:14px}
.faq details{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:0 22px;transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.faq details[open]{box-shadow:var(--sh-1);border-color:#DCD2C4}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:18px;font-weight:600;color:var(--title);line-height:1.5;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1.5px solid var(--brand);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;line-height:1;font-weight:600;
  transition:transform .24s var(--ease),background-color .24s var(--ease);
}
.faq summary .ico::before{content:"+"}
.faq details[open] summary .ico{background:var(--brand-soft);transform:rotate(45deg)}
.faq .faq-body{padding:0 0 22px;font-size:16px;line-height:1.9;color:var(--muted);max-width:760px}

/* ---------- CTA 带 ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:96px 0}
.cta-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(18,59,58,.94),rgba(18,59,58,.68) 58%,rgba(225,90,43,.5));
}
.cta-inner{position:relative;z-index:2;max-width:760px}
.cta-inner h2{color:#fff;font-size:clamp(25px,3vw,34px);line-height:1.36}
.cta-inner p{margin-top:16px;font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.84)}
.cta-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px}
.cta-stats{margin-top:44px;display:flex;flex-wrap:wrap;gap:48px;border-top:1px solid rgba(255,255,255,.16);padding-top:28px}
.cta-stats div strong{display:block;font-family:var(--num-font);font-size:30px;font-weight:700;line-height:1.1;color:#fff;font-variant-numeric:tabular-nums}
.cta-stats div span{display:block;font-size:13px;color:rgba(255,255,255,.7);margin-top:6px;letter-spacing:.04em}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.9);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.5fr;gap:40px;padding-bottom:44px}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--brand),#F0854F)}
.footer-brand .brand-text{color:#fff}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.7);max-width:270px}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.08em;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:#fff}
.subscribe{margin-top:14px;display:flex;gap:8px}
.subscribe input{
  flex:1 1 auto;min-width:0;height:44px;padding:0 14px;
  border-radius:var(--r-input);border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);color:#fff;font-size:14.5px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.subscribe input::placeholder{color:rgba(255,255,255,.5)}
.subscribe input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(225,90,43,.2)}
.footer-note{margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.5);letter-spacing:.04em}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{padding:0 24px}
  .pillbar{padding:14px 24px}
  .mega-panel{width:660px}
  .header-inner{gap:18px}
}
@media (max-width:991px){
  .main-nav{
    position:absolute;left:-9999px;top:0;
  }
  .nav-toggle{display:inline-flex}
  .header-actions{margin-left:auto}
  .header-actions .btn{display:none}
  .section{padding:76px 0}
  .section-head{margin-bottom:36px}
  .feature-row{grid-template-columns:1fr;gap:28px;padding:24px 0}
  .feature-row.reverse .feature-media{order:0}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));border-top:0}
  .step{border-right:0;border-top:1px solid var(--line);padding:24px 18px 18px 0}
  .cta-band{padding:76px 0}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .page-hero-inner{padding-top:56px;padding-bottom:60px;min-height:300px}
  .pillbar-wrap{top:64px}
}
@media (max-width:767px){
  body{font-size:16.5px}
  .container{padding:0 18px}
  .pillbar{padding:12px 18px}
  .header-inner{height:66px}
  .site-header.is-scrolled .header-inner{height:60px}
  .brand-text{font-size:15.5px}
  .brand-mark{width:34px;height:34px;font-size:17px;border-radius:10px}
  .section{padding:56px 0}
  .tile-grid{grid-template-columns:1fr;gap:18px}
  .tile{padding:22px 20px 20px}
  .milestone{padding:22px 20px}
  .milestone-track{
    grid-template-columns:repeat(4,minmax(150px,1fr));
    overflow-x:auto;padding-bottom:8px;gap:14px;
  }
  .faq summary{font-size:16.5px;padding:18px 0}
  .cta-stats{gap:28px}
  .cta-actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .page-hero h1{font-size:clamp(26px,7vw,34px)}
}
@media (max-width:420px){
  body{font-size:16px}
  .btn{padding:13px 22px;font-size:15px}
  .step h3{font-size:17px}
  .cta-stats div strong{font-size:26px}
  .milestone-track{grid-template-columns:repeat(4,minmax(132px,1fr))}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}