/* roulang page: index */
/* ==================== 设计变量 ==================== */
:root{
  --brand-1:#FF5A36;
  --brand-1-dark:#E8431F;
  --brand-2:#12B8A6;
  --accent:#D8FF4F;
  --bg:#F7F4EE;
  --ink:#171A1C;
  --ink-2:#3D4143;
  --muted:#6B6F72;
  --card:#FFFFFF;
  --line:#E7E1D8;
  --grad:linear-gradient(120deg,#FF5A36 0%,#FFB23E 45%,#12B8A6 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,90,54,.12) 0%,rgba(18,184,166,.12) 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --shadow-1:0 8px 24px rgba(23,26,28,.06);
  --shadow-2:0 18px 44px rgba(23,26,28,.12);
  --shadow-brand:0 16px 36px rgba(255,90,54,.22);
  --sec-y:92px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;
}

/* ==================== 基础重置 ==================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6{margin:0 0 .6em;font-weight:800;line-height:1.24;letter-spacing:-.02em;color:var(--ink);}
h1{font-size:clamp(2.25rem,5vw,4rem);letter-spacing:-.03em;}
h2{font-size:clamp(1.75rem,3.2vw,2.75rem);}
h3{font-size:1.25rem;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--ink);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.num{font-variant-numeric:tabular-nums;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 12px 0;z-index:200;}
.skip-link:focus{left:0;color:#fff;}

/* ==================== 容器 ==================== */
.grid-container{
  max-width:1200px;
  padding-left:24px;
  padding-right:24px;
  margin-left:auto;
  margin-right:auto;
}
.section{padding:var(--sec-y) 0;position:relative;}

/* ==================== 通用标题块 ==================== */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8125rem;font-weight:700;letter-spacing:.14em;
  color:var(--brand-1);text-transform:uppercase;
  background:rgba(255,90,54,.08);
  border:1px solid rgba(255,90,54,.18);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.sec-head{max-width:720px;margin-bottom:48px;}
.sec-head p{color:var(--muted);font-size:1.0625rem;margin:0;}
.sec-head.between{
  max-width:none;display:flex;align-items:flex-end;
  justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.link-more{
  font-size:.9375rem;font-weight:600;color:var(--ink-2);
  display:inline-flex;align-items:center;gap:8px;
  padding-bottom:4px;border-bottom:2px solid transparent;
}
.link-more i{font-size:.8125rem;transition:transform .25s ease;}
.link-more:hover{color:var(--brand-1);border-bottom-color:var(--brand-1);}
.link-more:hover i{transform:translateX(4px);}

/* ==================== 按钮 ==================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:50px;padding:0 26px;border-radius:999px;
  font-size:.9375rem;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn i{font-size:.85rem;}
.btn-sm{height:42px;padding:0 20px;font-size:.875rem;}
.btn-block{width:100%;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-brand);}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 20px 44px rgba(255,90,54,.3);filter:saturate(1.08);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-1);}
.btn-ghost:hover{color:var(--brand-1);border-color:rgba(255,90,54,.4);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-ghost:active{transform:translateY(1px);}
.btn-light{background:#fff;color:var(--ink);box-shadow:0 14px 30px rgba(0,0,0,.16);}
.btn-light:hover{color:var(--brand-1);transform:translateY(-1px);}
.btn-outline-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-outline-light:hover{background:rgba(255,255,255,.24);color:#fff;}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;}

/* ==================== 导航 ==================== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,244,238,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:flex;align-items:center;gap:20px;
  height:72px;max-width:1200px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;font-size:1.0625rem;letter-spacing:-.02em;
  color:var(--ink);white-space:nowrap;flex:0 0 auto;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:.9rem;
  box-shadow:var(--shadow-brand);flex:0 0 auto;
}
.brand-text b{color:var(--brand-1);font-weight:800;}
.main-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;}
.main-nav a{
  position:relative;padding:9px 13px;border-radius:10px;
  font-size:.90625rem;font-weight:500;color:var(--ink-2);
  transition:color .2s ease,background .2s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  border-radius:2px;background:var(--brand-1);
  transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.main-nav a:hover{color:var(--brand-1);background:rgba(255,90,54,.07);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--brand-1);font-weight:600;}
.main-nav a.active::after{transform:scaleX(1);}
.nav-tools{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.command-search{
  display:flex;align-items:center;gap:9px;
  width:266px;height:40px;padding:0 12px 0 15px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.command-search:focus-within{border-color:rgba(255,90,54,.55);box-shadow:0 0 0 4px rgba(255,90,54,.1);}
.command-search i{font-size:.85rem;color:var(--muted);}
.command-search input{
  flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;
  font-size:.875rem;color:var(--ink);font-family:inherit;
}
.command-search input::placeholder{color:#A5A9AB;}
.command-search kbd{
  font-family:inherit;font-size:.6875rem;font-weight:700;
  color:var(--muted);background:var(--bg);
  border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;line-height:1.5;
}
.icon-btn{
  width:36px;height:36px;border-radius:12px;
  display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  font-size:.9rem;transition:all .2s ease;
}
.icon-btn:hover{color:var(--brand-1);border-color:rgba(255,90,54,.4);transform:translateY(-1px);box-shadow:var(--shadow-1);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  background:#fff;border:1px solid var(--line);color:var(--ink);
  font-size:1rem;cursor:pointer;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(88vw,340px);
  background:#fff;z-index:120;
  transform:translateX(105%);transition:transform .32s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;gap:6px;
  padding:22px 22px 26px;box-shadow:-20px 0 50px rgba(23,26,28,.14);
  overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;}
.drawer-close{
  width:38px;height:38px;border-radius:12px;border:1px solid var(--line);
  background:var(--bg);color:var(--ink);font-size:1rem;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:18px;}
.drawer-nav a{
  padding:13px 14px;border-radius:14px;font-size:1rem;font-weight:500;
  color:var(--ink-2);background:var(--bg);
}
.drawer-nav a.active{color:var(--brand-1);background:rgba(255,90,54,.08);font-weight:700;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(23,26,28,.45);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:110;
}
.drawer-mask.open{opacity:1;visibility:visible;}

/* ==================== 首屏 ==================== */
.hero{
  position:relative;overflow:hidden;
  background:var(--grad);
  padding:76px 0 116px;
  min-height:620px;
  display:flex;align-items:center;
  isolation:isolate;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(760px 380px at 12% 18%,rgba(255,255,255,.36),transparent 62%),
    radial-gradient(620px 320px at 88% 76%,rgba(216,255,79,.3),transparent 66%),
    radial-gradient(500px 260px at 70% 8%,rgba(18,184,166,.34),transparent 70%);
}
.hero::after{
  content:"";position:absolute;left:-6%;right:-6%;bottom:-1px;height:110px;z-index:-1;
  background:
    repeating-linear-gradient(115deg,rgba(255,255,255,.10) 0 2px,transparent 2px 46px);
  opacity:.55;
  -webkit-mask-image:linear-gradient(to top,#000,transparent);
  mask-image:linear-gradient(to top,#000,transparent);
}
.hero-inner{
  display:grid;grid-template-columns:1.06fr .94fr;
  gap:56px;align-items:center;position:relative;z-index:2;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.22);color:#fff;
  border:1px solid rgba(255,255,255,.45);
  padding:7px 15px;border-radius:999px;
  font-size:.8125rem;font-weight:600;letter-spacing:.04em;margin-bottom:20px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.hero h1{color:#fff;margin-bottom:20px;text-shadow:0 3px 24px rgba(23,26,28,.16);}
.hero-sub{
  color:rgba(255,255,255,.95);
  font-size:clamp(1.0625rem,1.6vw,1.1875rem);
  line-height:1.75;max-width:560px;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;
  color:#fff;font-size:.875rem;font-weight:500;
  text-shadow:0 2px 12px rgba(23,26,28,.15);
}
.hero-points i{font-size:.75rem;color:var(--accent);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:4/3.15;object-fit:cover;
  border-radius:var(--r-xl);
  border:6px solid rgba(255,255,255,.34);
  box-shadow:0 30px 70px rgba(23,26,28,.28);
}
.float-badge{
  position:absolute;background:rgba(255,255,255,.96);
  border:1px solid rgba(255,255,255,.8);
  border-radius:16px;padding:11px 16px;
  box-shadow:0 16px 38px rgba(23,26,28,.18);
  display:flex;flex-direction:column;line-height:1.2;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  animation:floatY 5s ease-in-out infinite;
}
.float-badge strong{font-size:1.25rem;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
.float-badge span{font-size:.75rem;color:var(--muted);font-weight:500;margin-top:3px;}
.float-badge.b1{top:8%;left:-22px;}
.float-badge.b2{bottom:16%;left:-30px;animation-delay:1.2s;}
.float-badge.b3{top:44%;right:-18px;animation-delay:2.1s;}
@keyframes floatY{0%,100%{transform:translateY(0);}50%{transform:translateY(-9px);}}

/* ==================== 数据徽章条 ==================== */
.stats-bar{margin-top:-46px;position:relative;z-index:5;}
.stats-inner{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  background:rgba(255,255,255,.72);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--shadow-1);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.stat-pill{
  display:flex;align-items:center;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:12px 18px;
}
.stat-dot{
  width:10px;height:10px;border-radius:50%;background:var(--grad);flex:0 0 auto;
  box-shadow:0 0 0 4px rgba(255,90,54,.12);
}
.stat-pill strong{font-size:1.25rem;font-weight:800;letter-spacing:-.02em;}
.stat-pill span{font-size:.8125rem;color:var(--muted);}

/* ==================== 玩法步骤 ==================== */
.steps-sec{background:linear-gradient(180deg,transparent,rgba(255,255,255,.5) 40%,transparent);}
.steps{display:flex;flex-direction:column;gap:26px;position:relative;}
.step-card{
  display:grid;grid-template-columns:1.02fr .98fr;gap:34px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--shadow-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  position:relative;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,54,.28);}
.step-card.reverse .step-media{order:-1;}
.step-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);}
.step-num{
  font-size:3.25rem;font-weight:800;line-height:1;letter-spacing:-.05em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:8px;
}
.step-icon{
  width:48px;height:48px;border-radius:50%;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-size:1.05rem;box-shadow:var(--shadow-brand);margin-bottom:14px;
}
.step-card h3{font-size:1.375rem;margin-bottom:10px;}
.step-card p{color:var(--muted);font-size:.96875rem;margin-bottom:16px;}
.step-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.90625rem;font-weight:600;color:var(--brand-1);
}
.step-link i{font-size:.75rem;transition:transform .25s ease;}
.step-link:hover i{transform:translateX(4px);}

/* ==================== 最新信息 ==================== */
.news-sec{background:rgba(255,255,255,.55);}
.news-grid{margin-bottom:-24px;}
.news-col{margin-bottom:24px;}
.news-card{
  height:100%;display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,54,.28);}
.news-cover{position:relative;display:block;overflow:hidden;}
.news-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .45s ease;}
.news-card:hover .news-cover img{transform:scale(1.05);}
.chip{
  position:absolute;left:14px;top:14px;
  background:rgba(23,26,28,.78);color:#fff;
  font-size:.75rem;font-weight:600;padding:5px 12px;border-radius:999px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-meta{
  font-size:.8125rem;color:var(--muted);display:flex;align-items:center;gap:8px;
  margin-bottom:10px;
}
.news-title{font-size:1.0625rem;line-height:1.5;margin-bottom:10px;}
.news-title a{color:var(--ink);}
.news-title a:hover{color:var(--brand-1);}
.news-sum{
  color:var(--muted);font-size:.90625rem;line-height:1.72;
  margin-bottom:16px;flex:1 1 auto;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.875rem;font-weight:600;color:var(--brand-1);
}
.news-link i{font-size:.72rem;transition:transform .25s ease;}
.news-card:hover .news-link i{transform:translateX(4px);}
.empty-state{
  border:2px dashed var(--line);border-radius:var(--r-lg);
  background:rgba(255,255,255,.7);
  padding:64px 28px;text-align:center;
}
.empty-state i{font-size:2rem;color:var(--brand-2);margin-bottom:14px;display:block;}
.empty-state p{color:var(--muted);margin-bottom:18px;font-size:.96875rem;}

/* ==================== 奖励预览 ==================== */
.reward-scroller{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
}
.reward-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;display:flex;flex-direction:column;
  box-shadow:var(--shadow-1);position:relative;overflow:hidden;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.reward-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--grad);
  opacity:.85;
}
.reward-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(18,184,166,.35);}
.tier-badge{
  display:inline-flex;align-items:center;gap:7px;align-self:flex-start;
  font-size:.75rem;font-weight:700;letter-spacing:.06em;
  padding:5px 12px;border-radius:999px;margin-bottom:14px;
  background:rgba(18,184,166,.1);color:#0E8E80;border:1px solid rgba(18,184,166,.25);
}
.reward-card h3{font-size:1.125rem;margin-bottom:12px;}
.reward-list{margin-bottom:20px;flex:1 1 auto;}
.reward-list li{
  display:flex;align-items:flex-start;gap:9px;
  font-size:.875rem;color:var(--muted);line-height:1.68;padding:5px 0;
}
.reward-list i{color:var(--brand-2);font-size:.75rem;margin-top:8px;}
.progress-label{
  display:flex;justify-content:space-between;align-items:baseline;
  font-size:.8125rem;color:var(--muted);margin-bottom:8px;
}
.progress-label b{font-size:1rem;font-weight:800;color:var(--ink);}
.progress-track{height:8px;border-radius:999px;background:#EDE7DC;overflow:hidden;margin-bottom:18px;}
.progress-fill{display:block;height:100%;border-radius:999px;background:var(--grad);}

/* ==================== 任务进度 ==================== */
.progress-sec{background:linear-gradient(180deg,rgba(255,255,255,.55),transparent);}
.progress-card{
  background:linear-gradient(135deg,rgba(255,90,54,.07),rgba(18,184,166,.09));
  border:1px solid var(--line);border-radius:var(--r-xl);
  padding:38px;box-shadow:var(--shadow-1);
}
.progress-head{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:26px;}
.progress-head h3{margin:0;font-size:1.375rem;}
.progress-nodes{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;position:relative;margin-top:26px;
}
.node{position:relative;text-align:center;}
.node-dot{
  width:38px;height:38px;border-radius:50%;margin:0 auto 12px;
  display:grid;place-items:center;font-size:.85rem;font-weight:700;
  background:#E7E1D8;color:#8B8F91;border:3px solid #fff;
  box-shadow:0 4px 14px rgba(23,26,28,.08);position:relative;z-index:2;
}
.node.done .node-dot{background:var(--brand-2);color:#fff;}
.node.current .node-dot{background:var(--brand-1);color:#fff;box-shadow:0 0 0 6px rgba(255,90,54,.16);}
.node strong{display:block;font-size:.9375rem;font-weight:700;}
.node span{font-size:.8125rem;color:var(--muted);}
.node-track{
  position:absolute;top:19px;left:12.5%;right:12.5%;height:3px;background:#E7E1D8;border-radius:3px;z-index:1;
}
.node-track i{display:block;height:100%;width:62%;background:var(--grad);border-radius:3px;}

/* ==================== CTA ==================== */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--grad);
  border-radius:var(--r-xl);
  padding:52px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  box-shadow:0 26px 60px rgba(255,90,54,.24);
  isolation:isolate;
}
.cta-card::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(520px 260px at 12% 20%,rgba(255,255,255,.32),transparent 60%),
    radial-gradient(420px 220px at 92% 84%,rgba(216,255,79,.28),transparent 62%);
}
.cta-left h2{color:#fff;margin-bottom:14px;}
.cta-left p{color:rgba(255,255,255,.94);font-size:1.0313rem;margin-bottom:26px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-visual{position:relative;}
.cta-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  border:5px solid rgba(255,255,255,.35);
  box-shadow:0 24px 54px rgba(23,26,28,.26);
}
.cta-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;justify-content:center;}
.cta-badges span{
  background:rgba(255,255,255,.9);color:var(--ink);
  font-size:.8125rem;font-weight:600;padding:7px 15px;border-radius:999px;
}

/* ==================== FAQ ==================== */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item:hover{box-shadow:var(--shadow-1);}
.faq-item.open{border-color:rgba(255,90,54,.35);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  padding:22px 24px;font-size:1.125rem;font-weight:700;color:var(--ink);
  font-family:inherit;line-height:1.5;
}
.faq-q:focus-visible{outline:2px solid var(--accent);outline-offset:-3px;}
.faq-q i{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  background:var(--bg);color:var(--brand-1);font-size:.8rem;
  display:grid;place-items:center;transition:transform .3s ease,background .3s ease,color .3s ease;
}
.faq-item.open .faq-q i{transform:rotate(45deg);background:var(--brand-1);color:#fff;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .34s cubic-bezier(.4,0,.2,1);
}
.faq-a-inner{
  padding:0 24px 22px;font-size:1rem;line-height:1.75;color:var(--muted);
  border-top:1px solid var(--line);padding-top:18px;
}

/* ==================== 页脚 ==================== */
.site-footer{
  background:var(--ink);color:rgba(255,255,255,.76);
  margin-top:var(--sec-y);position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);
}
.footer-top{padding:64px 0 44px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand p{font-size:.90625rem;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px;}
.footer-col h4{
  color:#fff;font-size:.9375rem;font-weight:700;margin-bottom:18px;letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col a{color:rgba(255,255,255,.68);font-size:.90625rem;}
.footer-col a:hover{color:var(--accent);}
.footer-contact li{font-size:.90625rem;color:rgba(255,255,255,.62);margin-bottom:11px;display:flex;gap:9px;align-items:flex-start;}
.footer-contact i{color:var(--brand-2);margin-top:7px;font-size:.8rem;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.84375rem;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6);}
.footer-bottom a:hover{color:var(--accent);}

/* ==================== 移动端吸底 CTA ==================== */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  display:none;gap:12px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.94);
  border-top:1px solid var(--line);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.sticky-cta .btn{flex:1 1 0;height:46px;padding:0 14px;font-size:.875rem;}

/* ==================== 响应式 ==================== */
@media screen and (max-width:1024px){
  :root{--sec-y:70px;}
  .main-nav{display:none;}
  .command-search{display:none;}
  .menu-toggle{display:grid;place-items:center;}
  .nav-tools{gap:8px;}
  .hero{padding:62px 0 100px;min-height:560px;}
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero-visual{max-width:640px;}
  .float-badge.b1{left:8px;}
  .float-badge.b2{left:0;}
  .float-badge.b3{right:8px;}
  .stats-inner{grid-template-columns:repeat(2,1fr);}
  .step-card{grid-template-columns:1fr;padding:26px;}
  .step-card.reverse .step-media{order:0;}
  .reward-scroller{
    display:flex;gap:16px;overflow-x:auto;padding-bottom:10px;
    scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  }
  .reward-scroller::-webkit-scrollbar{height:6px;}
  .reward-scroller::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px;}
  .reward-card{flex:0 0 78%;scroll-snap-align:start;}
  .cta-card{grid-template-columns:1fr;padding:38px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media screen and (max-width:768px){
  :root{--sec-y:58px;}
  .grid-container{padding-left:18px;padding-right:18px;}
  .nav-wrap{height:64px;gap:12px;}
  .brand{font-size:.96875rem;}
  .brand-mark{width:30px;height:30px;border-radius:10px;font-size:.8rem;}
  .hero{padding:48px 0 88px;min-height:auto;}
  .hero-visual img{aspect-ratio:4/3;}
  .hero-actions .btn{flex:1 1 100%;}
  .stats-inner{grid-template-columns:1fr;padding:14px;gap:10px;}
  .sec-head{margin-bottom:32px;}
  .news-col{margin-bottom:18px;}
  .progress-card{padding:26px 20px;}
  .progress-nodes{grid-template-columns:1fr 1fr;gap:22px;}
  .node-track{display:none;}
  .cta-card{padding:30px 22px;}
  .faq-q{font-size:1rem;padding:18px 18px;}
  .faq-a-inner{padding:16px 18px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .sticky-cta{display:flex;}
  body{padding-bottom:78px;}
}
@media screen and (max-width:520px){
  .float-badge{padding:9px 12px;border-radius:13px;}
  .float-badge strong{font-size:1.0625rem;}
  .float-badge span{font-size:.6875rem;}
  .float-badge.b1{top:-10px;left:0;}
  .float-badge.b2{bottom:-10px;left:0;}
  .float-badge.b3{top:auto;bottom:32%;right:0;}
  .reward-card{flex:0 0 86%;}
  .step-icon{width:42px;height:42px;}
  .step-num{font-size:2.5rem;}
}

/* roulang page: article */
:root{
  --brand-1:#FF5A36;
  --brand-2:#12B8A6;
  --brand-mid:#FFB23E;
  --accent:#D8FF4F;
  --bg:#F7F4EE;
  --ink:#171A1C;
  --muted:#6B6F72;
  --card:#FFFFFF;
  --line:#E7E1D8;
  --soft:#FFF3EE;
  --grad:linear-gradient(120deg,#FF5A36 0%,#FFB23E 45%,#12B8A6 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,90,54,.10) 0%,rgba(255,178,62,.10) 45%,rgba(18,184,166,.10) 100%);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-1:0 8px 24px rgba(23,26,28,.06);
  --shadow-2:0 18px 44px rgba(23,26,28,.12);
  --shadow-brand:0 16px 36px rgba(255,90,54,.22);
  --container:1200px;
  --section-gap:92px;
}
*,
*::before,
*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  font-weight:400;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-1);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--ink);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;}
p{margin:0;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px;}
.grid-container{max-width:var(--container);width:100%;margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,244,238,.86);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  font-weight:800;
  font-size:1.02rem;
  letter-spacing:-.02em;
  white-space:nowrap;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:36px;
  height:36px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:.95rem;
  box-shadow:0 10px 22px rgba(255,90,54,.26);
}
.brand-text b{font-weight:800;color:var(--brand-1);}
.main-nav{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:14px;
}
.main-nav a{
  position:relative;
  font-size:.9375rem;
  font-weight:500;
  color:#3a3f42;
  padding:6px 0;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  border-radius:2px;
  background:var(--grad);
  transition:width .26s ease;
}
.main-nav a:hover{color:var(--brand-1);}
.main-nav a:hover::after{width:100%;}
.main-nav a.active{color:var(--brand-1);font-weight:700;}
.main-nav a.active::after{width:100%;}
.header-tools{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.command-search{
  display:flex;
  align-items:center;
  gap:8px;
  width:260px;
  height:40px;
  padding:0 12px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.command-search:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,54,.14);}
.command-search i{font-size:.85rem;color:var(--muted);}
.command-search input{
  flex:1;
  min-width:0;
  border:0;
  outline:0;
  background:transparent;
  font-size:.875rem;
  color:var(--ink);
}
.command-search input::placeholder{color:#9a9e a1;color:#9a9ea1;}
.kbd{
  font-size:.6875rem;
  font-variant-numeric:tabular-nums;
  padding:2px 6px;
  border-radius:6px;
  border:1px solid var(--line);
  background:#F7F4EE;
  color:var(--muted);
}
.icon-btn{
  width:36px;
  height:36px;
  border-radius:12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:#fff;
  border:1px solid var(--line);
  color:var(--ink);
  transition:transform .22s ease,box-shadow .22s ease,color .22s ease;
}
.icon-btn:hover{color:var(--brand-1);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:0 22px;
  height:46px;
  border-radius:999px;
  font-size:.9375rem;
  font-weight:700;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-sm{height:40px;padding:0 18px;font-size:.875rem;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-brand);}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 20px 42px rgba(255,90,54,.3);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 10px 22px rgba(255,90,54,.22);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{color:var(--brand-1);border-color:var(--brand-1);transform:translateY(-1px);box-shadow:var(--shadow-1);}
.btn-ink{background:var(--ink);color:#fff;}
.btn-ink:hover{color:#fff;background:#000;transform:translateY(-1px);}
.menu-toggle{
  display:none;
  width:40px;
  height:40px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  align-items:center;
  justify-content:center;
  font-size:1rem;
}
.mobile-drawer{
  position:fixed;
  inset:0 0 0 auto;
  width:min(320px,86vw);
  background:#fff;
  border-left:1px solid var(--line);
  box-shadow:-24px 0 60px rgba(23,26,28,.14);
  transform:translateX(102%);
  transition:transform .3s ease;
  z-index:80;
  padding:22px 20px;
  display:flex;
  flex-direction:column;
  gap:8px;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer .drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:12px;
}
.mobile-drawer a{
  display:block;
  padding:12px 14px;
  border-radius:14px;
  color:var(--ink);
  font-weight:500;
  border:1px solid transparent;
}
.mobile-drawer a:hover,
.mobile-drawer a.active{background:var(--soft);color:var(--brand-1);border-color:rgba(255,90,54,.18);}
.drawer-backdrop{
  position:fixed;
  inset:0;
  background:rgba(23,26,28,.4);
  opacity:0;
  visibility:hidden;
  transition:opacity .3s ease,visibility .3s ease;
  z-index:70;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}

/* ---------- Article hero ---------- */
.article-hero{
  position:relative;
  padding:44px 0 40px;
  background:var(--grad-soft);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.article-hero::after{
  content:"";
  position:absolute;
  right:-120px;
  top:-140px;
  width:420px;
  height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(18,184,166,.22),rgba(18,184,166,0) 70%);
  pointer-events:none;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:.8125rem;
  color:var(--muted);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-1);}
.breadcrumb .sep{color:#c3bcb1;}
.breadcrumb .current{color:var(--ink);font-weight:600;}
.article-hero h1{
  font-size:clamp(1.75rem,3.6vw,2.75rem);
  letter-spacing:-.03em;
  max-width:900px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  font-size:.75rem;
  font-weight:700;
  color:var(--brand-1);
  letter-spacing:.02em;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 22px;
  margin-top:20px;
  font-size:.875rem;
  color:var(--muted);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--brand-2);}
.meta-actions{display:flex;gap:10px;margin-left:auto;}

/* ---------- Layout ---------- */
.page-main{padding:56px 0 var(--section-gap);}
.article-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 336px;
  gap:44px;
  align-items:start;
}
.article-main{min-width:0;}
.article-panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);
  padding:34px 38px 40px;
}
.article-lead{
  font-size:1.0625rem;
  color:#3f4447;
  padding:18px 22px;
  border-radius:var(--radius-md);
  background:var(--soft);
  border-left:4px solid var(--brand-1);
  margin-bottom:28px;
}

/* ---------- Article body ---------- */
.article-body{font-size:1.0625rem;line-height:1.9;color:#2c3134;}
.article-body > * + *{margin-top:1.05em;}
.article-body h2{
  font-size:clamp(1.35rem,2.2vw,1.7rem);
  margin-top:2em;
  padding-left:14px;
  border-left:5px solid var(--brand-1);
  line-height:1.35;
}
.article-body h3{font-size:1.1875rem;font-weight:700;margin-top:1.7em;}
.article-body h4{font-size:1.0625rem;font-weight:700;margin-top:1.5em;}
.article-body p{margin-top:1em;}
.article-body img{
  border-radius:18px;
  box-shadow:var(--shadow-1);
  margin:1.4em auto;
}
.article-body a{color:var(--brand-1);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--ink);}
.article-body strong{font-weight:700;color:var(--ink);}
.article-body ul,
.article-body ol{padding-left:1.35em;margin-top:1em;}
.article-body ul li{list-style:disc;}
.article-body ol li{list-style:decimal;}
.article-body li{margin:.5em 0;}
.article-body li::marker{color:var(--brand-1);font-weight:700;}
.article-body blockquote{
  margin:1.5em 0;
  padding:18px 24px;
  background:#FFF6F1;
  border-left:4px solid var(--brand-1);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  color:#4b5053;
}
.article-body table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  margin:1.5em 0;
  font-size:.9375rem;
}
.article-body th,
.article-body td{
  padding:12px 16px;
  text-align:left;
  border-bottom:1px solid var(--line);
}
.article-body th{background:#FBF8F3;font-weight:700;color:var(--ink);}
.article-body tr:last-child td{border-bottom:0;}
.article-body code{
  background:#F3EFE8;
  padding:2px 6px;
  border-radius:6px;
  font-size:.875em;
}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:2em 0;}

/* ---------- Empty state ---------- */
.empty-state{
  text-align:center;
  padding:56px 28px;
  border:1px dashed #D9D1C5;
  border-radius:var(--radius-lg);
  background:#FDFBF7;
}
.empty-icon{
  width:60px;
  height:60px;
  margin:0 auto 18px;
  border-radius:20px;
  background:var(--grad);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.4rem;
  box-shadow:var(--shadow-brand);
}
.empty-state h2{font-size:1.375rem;margin-bottom:12px;}
.empty-state p{color:var(--muted);max-width:460px;margin:0 auto 24px;}

/* ---------- Sidebar ---------- */
.article-side{
  display:flex;
  flex-direction:column;
  gap:20px;
  position:sticky;
  top:96px;
}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:22px 22px 24px;
  box-shadow:var(--shadow-1);
}
.side-card h3{
  font-size:1rem;
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:16px;
}
.side-card h3 i{color:var(--brand-1);font-size:.9rem;}
.toc-list li{margin:0;}
.toc-list a{
  display:block;
  padding:7px 10px;
  border-radius:10px;
  font-size:.875rem;
  color:#4a4f52;
  border-left:2px solid transparent;
}
.toc-list a:hover{background:var(--soft);color:var(--brand-1);border-left-color:var(--brand-1);}
.toc-list .toc-sub a{padding-left:24px;color:var(--muted);font-size:.84375rem;}
.side-links li + li{margin-top:8px;}
.side-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 14px;
  border-radius:14px;
  background:#FBF8F3;
  border:1px solid var(--line);
  font-size:.875rem;
  font-weight:600;
  color:var(--ink);
}
.side-links a:hover{color:var(--brand-1);border-color:rgba(255,90,54,.3);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.side-links a i{font-size:.75rem;color:var(--muted);}
.side-badges{display:flex;flex-wrap:wrap;gap:10px;}
.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 13px;
  border-radius:999px;
  background:#FBF8F3;
  border:1px solid var(--line);
  font-size:.8125rem;
  color:var(--muted);
}
.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-2);}
.badge .dot.orange{background:var(--brand-1);}
.badge .dot.lemon{background:#B7DA2E;}
.badge b{color:var(--ink);font-weight:800;font-variant-numeric:tabular-nums;}
.side-note{
  font-size:.84375rem;
  color:var(--muted);
  line-height:1.75;
}
.side-progress{
  margin-top:14px;
  height:8px;
  border-radius:999px;
  background:#EFEAE1;
  overflow:hidden;
}
.side-progress span{display:block;height:100%;width:68%;background:var(--grad);border-radius:999px;}

/* ---------- Related ---------- */
.related-section{padding-top:var(--section-gap);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2rem);}
.section-head p{color:var(--muted);font-size:.9375rem;margin-top:8px;}
.post-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.post-card{
  position:relative;
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .26s ease,box-shadow .26s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.post-thumb{
  aspect-ratio:16/10;
  overflow:hidden;
  background:#EFEAE1;
}
.post-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.post-card:hover .post-thumb img{transform:scale(1.05);}
.post-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.post-body h3{font-size:1.0625rem;line-height:1.5;}
.post-body .excerpt{font-size:.875rem;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:.8125rem;
  color:var(--muted);
  padding-top:12px;
  border-top:1px solid var(--line);
}
.post-meta .link{color:var(--brand-1);font-weight:700;}
.post-card .cover-link{position:absolute;inset:0;z-index:2;text-indent:-9999px;overflow:hidden;}
.post-card .link,
.post-card h3 a{position:relative;z-index:3;color:var(--ink);}
.post-card h3 a:hover{color:var(--brand-1);}
.tag{
  display:inline-flex;
  align-items:center;
  padding:3px 10px;
  border-radius:999px;
  background:var(--soft);
  color:var(--brand-1);
  font-size:.75rem;
  font-weight:700;
}

/* ---------- CTA ---------- */
.cta-section{padding-top:var(--section-gap);}
.cta-card{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  background:var(--grad);
  color:#fff;
  padding:48px 46px;
  display:grid;
  grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);
  gap:32px;
  align-items:center;
  box-shadow:var(--shadow-brand);
}
.cta-card::after{
  content:"";
  position:absolute;
  right:-80px;
  bottom:-120px;
  width:360px;
  height:360px;
  border-radius:50%;
  background:rgba(255,255,255,.16);
}
.cta-card h2{font-size:clamp(1.5rem,2.8vw,2.1rem);color:#fff;}
.cta-card p{margin-top:14px;font-size:.9375rem;color:rgba(255,255,255,.9);max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;position:relative;z-index:2;}
.cta-card .btn-white{background:#fff;color:var(--brand-1);box-shadow:0 16px 34px rgba(0,0,0,.16);}
.cta-card .btn-white:hover{color:var(--brand-1);transform:translateY(-1px);}
.cta-card .btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.65);}
.cta-card .btn-outline:hover{background:rgba(255,255,255,.14);color:#fff;}
.cta-figure{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;align-items:flex-start;}
.cta-figure .badge{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.35);color:#fff;}
.cta-figure .badge b{color:#fff;}

/* ---------- Back links ---------- */
.back-row{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:36px;
}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:var(--section-gap);
  background:#171A1C;
  color:#C9CBCB;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:3px;
  background:var(--grad);
}
.footer-top{padding:60px 20px 40px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand:hover{color:#fff;}
.footer-brand p{font-size:.875rem;line-height:1.8;color:#9EA2A3;max-width:340px;}
.footer-col h4{
  font-size:.9375rem;
  color:#fff;
  margin-bottom:16px;
  font-weight:700;
}
.footer-col li + li{margin-top:10px;}
.footer-col a{color:#A9ADAE;font-size:.875rem;}
.footer-col a:hover{color:var(--brand-1);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:9px;
  font-size:.875rem;
  color:#A9ADAE;
}
.footer-contact i{margin-top:4px;color:var(--brand-2);}
.footer-bottom{
  padding:20px 20px 28px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:space-between;
  font-size:.8125rem;
  color:#8B9091;
}

/* ---------- Responsive ---------- */
@media screen and (max-width:1024px){
  .main-nav{display:none;}
  .command-search{width:200px;}
  .menu-toggle{display:inline-flex;}
  .article-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .article-side{position:static;}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-card{grid-template-columns:minmax(0,1fr);padding:38px 30px;}
  :root{--section-gap:72px;}
}
@media screen and (max-width:768px){
  .header-inner{gap:14px;}
  .command-search{display:none;}
  .article-panel{padding:24px 20px 28px;}
  .article-hero{padding:32px 0 30px;}
  .meta-actions{margin-left:0;width:100%;}
  .post-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-actions .btn{width:100%;}
  :root{--section-gap:60px;}
}
@media screen and (max-width:520px){
  .brand-text{font-size:.9375rem;}
  .header-tools .btn-primary{height:36px;padding:0 14px;font-size:.8125rem;}
  .article-body{font-size:1rem;}
  .article-lead{padding:16px 18px;}
  .cta-card{border-radius:22px;padding:30px 22px;}
  .footer-top{padding:44px 20px 30px;}
}

/* roulang page: category1 */
:root{
  --brand-1:#FF5A36;
  --brand-2:#12B8A6;
  --brand-3:#FFB23E;
  --accent:#D8FF4F;
  --bg:#F7F4EE;
  --ink:#171A1C;
  --muted:#6B6F72;
  --card:#FFFFFF;
  --line:#E7E1D8;
  --grad:linear-gradient(120deg,#FF5A36 0%,#FFB23E 45%,#12B8A6 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,90,54,.10) 0%,rgba(255,178,62,.10) 45%,rgba(18,184,166,.10) 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --sh-1:0 8px 24px rgba(23,26,28,.06);
  --sh-2:0 18px 44px rgba(23,26,28,.12);
  --sh-brand:0 16px 36px rgba(255,90,54,.22);
  --sec-y:92px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:1rem;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md);}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease;}
a:hover,a:focus{color:var(--ink);}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--ink);}
p{margin:0 0 14px;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:.95rem;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-grad{background:var(--grad);color:#fff;box-shadow:var(--sh-brand);}
.btn-grad:hover{color:#fff;transform:translateY(-1px);box-shadow:0 20px 42px rgba(255,90,54,.3);}
.btn-grad:active{transform:translateY(1px);}
.btn-ghost{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.55);backdrop-filter:blur(6px);}
.btn-ghost:hover{background:#fff;color:var(--brand-1);border-color:#fff;}
.btn-ink{background:var(--ink);color:#fff;}
.btn-ink:hover{background:#000;color:#fff;transform:translateY(-1px);}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-line:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px);}
.btn-sm{padding:10px 20px;font-size:.875rem;}
.btn-lg{padding:16px 32px;font-size:1rem;}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(247,244,238,.86);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;font-size:1.06rem;font-weight:800;color:var(--ink);letter-spacing:-.02em;white-space:nowrap;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  color:#fff;display:grid;place-items:center;font-size:.9rem;box-shadow:0 8px 18px rgba(255,90,54,.28);
}
.brand-text b{color:var(--brand-1);font-weight:800;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:6px;}
.main-nav a{
  position:relative;padding:9px 12px;font-size:.94rem;font-weight:500;color:var(--ink);border-radius:10px;
}
.main-nav a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;
  background:var(--brand-1);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.main-nav a:hover{color:var(--brand-1);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--brand-1);}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  display:flex;align-items:center;gap:8px;width:268px;height:40px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:999px;transition:border-color .2s ease,box-shadow .2s ease;
}
.command-search:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,54,.12);}
.command-search i{color:var(--muted);font-size:.85rem;}
.command-search input{
  flex:1;border:0;background:transparent;font-size:.875rem;color:var(--ink);height:100%;outline:none;
}
.command-search input::placeholder{color:#9A9E9F;}
.command-search .kbd{
  font-size:.7rem;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:1px 6px;line-height:1.5;
}
.icon-btn{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);color:var(--ink);font-size:.9rem;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.icon-btn:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px);}
.menu-toggle{
  display:none;width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;
}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:14px 20px 20px;}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:12px 4px;font-size:.95rem;font-weight:600;color:var(--ink);border-bottom:1px dashed var(--line);
}
.mobile-drawer a:last-of-type{border-bottom:0;}
.mobile-drawer a.active{color:var(--brand-1);}
.mobile-search{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:0 14px;height:42px;margin-bottom:10px;}
.mobile-search input{border:0;background:transparent;outline:none;flex:1;font-size:.9rem;height:100%;}

/* ---------- 分类页标题条 ---------- */
.cat-hero{
  position:relative;
  padding:52px 0 60px;
  color:#fff;
  background-image:linear-gradient(118deg,rgba(255,90,54,.94) 0%,rgba(255,178,62,.84) 46%,rgba(18,184,166,.92) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(216,255,79,.42) 0%,rgba(216,255,79,0) 68%);
}
.cat-hero .grid-container{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.85rem;color:rgba(255,255,255,.86);margin-bottom:18px;}
.crumbs a{color:rgba(255,255,255,.92);}
.crumbs a:hover{color:#fff;text-decoration:underline;}
.crumbs span.sep{opacity:.6;}
.cat-hero h1{font-size:clamp(2rem,4.4vw,3.1rem);color:#fff;max-width:820px;}
.cat-hero h1 em{font-style:normal;color:var(--accent);}
.cat-hero .lead{max-width:660px;margin:16px 0 26px;font-size:1.06rem;line-height:1.75;color:rgba(255,255,255,.94);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-mini{
  display:inline-flex;align-items:center;gap:10px;margin-top:26px;padding:10px 16px;border-radius:999px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.42);font-size:.85rem;color:#fff;backdrop-filter:blur(6px);
}
.hero-mini .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(216,255,79,.25);}

/* ---------- 板块通用 ---------- */
.section{padding:var(--sec-y) 0;}
.section-sm{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:700;letter-spacing:.08em;
  color:var(--brand-1);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad);}
.section-head h2{font-size:clamp(1.75rem,3.2vw,2.5rem);}
.section-head p{margin-top:14px;color:var(--muted);font-size:1rem;}

/* ---------- 数据徽章条 ---------- */
.badge-strip{padding:26px 0;}
.badge-strip .grid-x{gap:0;}
.badge-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.badge-item{
  display:flex;align-items:center;gap:12px;padding:14px 20px;background:#fff;border:1px solid var(--line);
  border-radius:999px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
}
.badge-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.badge-item .bi-icon{
  width:34px;height:34px;border-radius:12px;display:grid;place-items:center;font-size:.85rem;color:#fff;background:var(--grad);flex:0 0 auto;
}
.badge-item .bi-num{font-size:1.15rem;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.badge-item .bi-label{font-size:.82rem;color:var(--muted);}

/* ---------- 主内容区 ---------- */
.feed-layout{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:48px;align-items:start;}

/* 时间线 */
.timeline-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--sh-1);
  position:sticky;top:96px;
}
.timeline-card h3{font-size:1.15rem;margin-bottom:6px;}
.timeline-card .tl-sub{font-size:.85rem;color:var(--muted);margin-bottom:22px;}
.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(--brand-1),var(--brand-2));opacity:.32;
}
.tl-item{position:relative;padding-bottom:22px;}
.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:3px solid var(--brand-1);box-shadow:0 0 0 4px rgba(255,90,54,.10);
}
.tl-item.is-teal::before{border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(18,184,166,.12);}
.tl-time{font-size:.78rem;color:var(--muted);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.tl-item strong{display:block;font-size:.95rem;font-weight:700;margin:2px 0 2px;line-height:1.5;}
.tl-item span.tl-tag{font-size:.78rem;color:var(--brand-2);font-weight:600;}

/* 图文交替卡片 */
.news-list{display:flex;flex-direction:column;gap:26px;}
.news-card{
  display:grid;grid-template-columns:300px minmax(0,1fr);gap:0;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DED6C9;}
.news-card:nth-child(even){grid-template-columns:minmax(0,1fr) 300px;}
.news-card:nth-child(even) .news-media{order:2;}
.news-media{position:relative;overflow:hidden;background:var(--grad-soft);}
.news-media img{width:100%;height:100%;min-height:216px;object-fit:cover;border-radius:0;}
.news-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,26,28,0) 45%,rgba(23,26,28,.34) 100%);
}
.news-media .media-tag{
  position:absolute;left:16px;bottom:14px;z-index:2;
  font-size:.78rem;font-weight:700;color:#fff;background:rgba(23,26,28,.42);
  border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:4px 12px;backdrop-filter:blur(6px);
}
.news-body{padding:26px 26px 24px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:700;color:var(--brand-1);
  background:rgba(255,90,54,.10);border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.tag.is-teal{color:var(--brand-2);background:rgba(18,184,166,.12);}
.news-body h3{font-size:1.28rem;line-height:1.45;margin-bottom:10px;}
.news-body h3 a{color:var(--ink);}
.news-body h3 a:hover{color:var(--brand-1);}
.news-body p{color:var(--muted);font-size:.95rem;margin-bottom:16px;}
.news-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:.82rem;color:var(--muted);font-variant-numeric:tabular-nums;}
.news-meta i{margin-right:6px;color:var(--brand-2);}
.news-more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:.88rem;font-weight:700;}

/* ---------- 节奏进度 ---------- */
.stage-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 28px;box-shadow:var(--sh-1);
}
.stage-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px;}
.stage-head h3{font-size:1.3rem;}
.pill-badge{
  font-size:.8rem;font-weight:700;color:var(--brand-2);background:rgba(18,184,166,.12);
  border:1px solid rgba(18,184,166,.26);border-radius:999px;padding:5px 14px;font-variant-numeric:tabular-nums;
}
.stage-bar{height:10px;border-radius:999px;background:#EFEAE1;overflow:hidden;margin-bottom:26px;}
.stage-bar span{display:block;height:100%;border-radius:999px;background:var(--grad);}
.stage-nodes{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.stage-node{
  text-align:center;padding:16px 12px;border-radius:var(--r-md);background:var(--bg);border:1px solid var(--line);
}
.stage-node i{display:block;font-size:.95rem;margin-bottom:8px;color:#B4B8B9;}
.stage-node b{display:block;font-size:.92rem;font-weight:700;}
.stage-node small{color:var(--muted);font-size:.78rem;}
.stage-node.is-done{background:rgba(18,184,166,.08);border-color:rgba(18,184,166,.28);}
.stage-node.is-done i{color:var(--brand-2);}
.stage-node.is-current{background:rgba(255,90,54,.08);border-color:rgba(255,90,54,.3);}
.stage-node.is-current i{color:var(--brand-1);}

/* ---------- 订阅区 ---------- */
.subscribe-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:26px;align-items:stretch;}
.subscribe-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 28px;box-shadow:var(--sh-1);
}
.subscribe-card h3{font-size:1.35rem;margin-bottom:10px;}
.subscribe-card p{color:var(--muted);font-size:.95rem;}
.field-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px;margin:18px 0 16px;}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;font-size:.92rem;color:var(--ink);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,54,.12);}
.field .hint{font-size:.78rem;color:var(--muted);margin-top:6px;}
.ways{display:flex;flex-direction:column;gap:14px;}
.way-item{
  display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
}
.way-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.way-item .w-icon{
  flex:0 0 auto;width:40px;height:40px;border-radius:14px;display:grid;place-items:center;color:#fff;background:var(--grad);font-size:.9rem;
}
.way-item .w-icon.teal{background:linear-gradient(120deg,#12B8A6 0%,#4ED0C1 100%);}
.way-item .w-icon.ink{background:linear-gradient(120deg,#171A1C 0%,#3A4043 100%);}
.way-item strong{display:block;font-size:.98rem;margin-bottom:2px;}
.way-item span{font-size:.86rem;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion{border:0;background:transparent;}
.accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md)!important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .2s ease,border-color .2s ease;
}
.accordion .accordion-item:hover{box-shadow:var(--sh-2);}
.accordion .accordion-item.is-active{border-color:rgba(255,90,54,.4);}
.accordion .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;border:0;font-size:1.1rem;font-weight:700;color:var(--ink);background:transparent;
}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:rgba(255,90,54,.04);color:var(--brand-1);}
.accordion .accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:.85rem;color:var(--brand-1);
  order:2;flex:0 0 auto;transition:transform .25s ease;
}
.accordion .accordion-item.is-active .accordion-title::before{content:"\f068";}
.accordion .accordion-content{padding:0 22px 20px;border:0;color:var(--muted);font-size:1rem;line-height:1.75;background:transparent;}
.accordion .accordion-content p:last-child{margin-bottom:0;}

/* ---------- 底部 CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;padding:48px 44px;color:#fff;
  background-image:linear-gradient(118deg,rgba(255,90,54,.96) 0%,rgba(255,178,62,.9) 48%,rgba(18,184,166,.95) 100%),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:32px;align-items:center;
  box-shadow:0 24px 60px rgba(255,90,54,.22);
}
.cta-card h2{color:#fff;font-size:clamp(1.6rem,3vw,2.3rem);}
.cta-card p{color:rgba(255,255,255,.94);max-width:520px;margin-top:12px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.cta-badges{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;}
.cta-badge{
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.4);border-radius:var(--r-md);
  padding:14px 16px;backdrop-filter:blur(6px);
}
.cta-badge .n{font-size:1.3rem;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:#fff;}
.cta-badge .t{font-size:.8rem;color:rgba(255,255,255,.9);}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;margin-top:96px;background:var(--ink);color:#C9CDCE;padding-top:0;}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad);}
.footer-top{padding:60px 0 44px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;}
.site-footer .brand{color:#fff;margin-bottom:16px;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-text b{color:var(--accent);}
.footer-brand p{color:#9DA2A4;font-size:.9rem;line-height:1.8;max-width:340px;}
.footer-col h4{font-size:1rem;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:#9DA2A4;font-size:.9rem;}
.footer-col ul li a:hover{color:var(--accent);}
.footer-contact li{display:flex;align-items:center;gap:8px;color:#9DA2A4;font-size:.88rem;}
.footer-contact i{color:var(--brand-2);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 20px 28px;display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:12px;font-size:.82rem;color:#8A8F91;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  :root{--sec-y:72px;}
  .main-nav{display:none;}
  .menu-toggle{display:grid;place-items:center;}
  .command-search{width:200px;}
  .feed-layout{grid-template-columns:1fr;gap:32px;}
  .timeline-card{position:static;}
  .badge-row{grid-template-columns:repeat(2,1fr);}
  .subscribe-grid{grid-template-columns:1fr;}
  .cta-card{grid-template-columns:1fr;padding:38px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:768px){
  .badge-row{grid-template-columns:1fr;}
  .news-card,.news-card:nth-child(even){grid-template-columns:1fr;}
  .news-card:nth-child(even) .news-media{order:0;}
  .news-media img{min-height:190px;}
  .stage-nodes{grid-template-columns:repeat(2,1fr);}
  .field-row{grid-template-columns:1fr;}
  .cta-badges{grid-template-columns:1fr 1fr;}
  .command-search{display:none;}
  .nav-right .btn-sm{display:none;}
  .cat-hero{padding:40px 0 46px;}
  .section{padding:56px 0;}
}
@media screen and (max-width:520px){
  .nav-wrap{height:64px;gap:12px;}
  .brand{font-size:.98rem;}
  .cat-hero h1{font-size:1.85rem;}
  .news-body{padding:20px;}
  .cta-card{padding:30px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .stage-nodes{grid-template-columns:1fr;}
}

/* roulang page: category2 */
:root{
  --brand-1:#FF5A36;
  --brand-2:#12B8A6;
  --accent:#D8FF4F;
  --bg:#F7F4EE;
  --ink:#171A1C;
  --muted:#6B6F72;
  --card:#FFFFFF;
  --line:#E7E1D8;
  --grad:linear-gradient(120deg,#FF5A36 0%,#FFB23E 45%,#12B8A6 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,90,54,.10) 0%,rgba(255,178,62,.10) 45%,rgba(18,184,166,.12) 100%);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow:0 8px 24px rgba(23,26,28,.06);
  --shadow-hover:0 18px 44px rgba(23,26,28,.12);
  --shadow-brand:0 16px 36px rgba(255,90,54,.22);
  --section:92px;
  --section-sm:60px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:1rem;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-md);}
a{color:var(--brand-1);text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease;}
a:hover{color:var(--ink);}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--ink);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:.95rem;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-brand);}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 20px 42px rgba(255,90,54,.30);background:linear-gradient(120deg,#F04A28 0%,#F5A22F 45%,#0EA391 100%);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow);}
.btn-ghost:hover{color:var(--brand-1);border-color:rgba(255,90,54,.35);transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn-ink{background:var(--ink);color:#fff;}
.btn-ink:hover{color:#fff;background:#000;transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:.875rem;}
.btn-lg{padding:16px 32px;font-size:1.05rem;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ---------- 导航 ---------- */
.topbar{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,238,.86);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-shell{display:flex;align-items:center;gap:24px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:1.05rem;letter-spacing:-.02em;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:36px;height:36px;border-radius:12px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:.95rem;
  box-shadow:0 8px 18px rgba(255,90,54,.28);
}
.brand-text b{color:var(--brand-1);font-weight:800;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.main-nav a{
  position:relative;padding:8px 14px;border-radius:10px;
  font-size:.95rem;font-weight:500;color:var(--ink);
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.main-nav a:hover{color:var(--brand-1);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--brand-1);font-weight:700;}
.main-nav a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.main-nav + .nav-actions{margin-left:0;}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:264px;height:40px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  box-shadow:var(--shadow);transition:border-color .2s ease,box-shadow .2s ease;
}
.command-search:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(255,90,54,.12);}
.command-search i{color:var(--muted);font-size:.85rem;}
.command-search input{
  flex:1;border:0;background:transparent;outline:none;
  font-size:.875rem;color:var(--ink);height:100%;
}
.command-search input::placeholder{color:#9AA0A3;}
.command-search kbd{
  font-size:.7rem;color:var(--muted);background:var(--bg);
  border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-family:inherit;
}
.icon-btn{
  width:36px;height:36px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink);font-size:.9rem;
  transition:transform .2s ease,box-shadow .2s ease,color .2s ease;
}
.icon-btn:hover{color:var(--brand-1);transform:translateY(-1px);box-shadow:var(--shadow);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:1rem;cursor:pointer;
}
.off-canvas{background:#fff;}
.off-canvas .mobile-nav{padding:16px;}
.mobile-nav a{
  display:block;padding:14px 16px;border-radius:14px;color:var(--ink);
  font-weight:600;font-size:1rem;border:1px solid transparent;
}
.mobile-nav a:hover,.mobile-nav a.active{background:var(--grad-soft);color:var(--brand-1);border-color:rgba(255,90,54,.18);}
.off-canvas .close-button{color:var(--ink);}

/* ---------- 内页标题条 ---------- */
.page-hero{position:relative;overflow:hidden;padding:64px 0 56px;background:#fff;border-bottom:1px solid var(--line);}
.page-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.16;filter:saturate(1.05);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.86) 46%,rgba(247,244,238,.55) 100%);
}
.page-hero .grid-container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--muted);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-1);}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .cur{color:var(--ink);font-weight:600;}
.page-hero h1{
  font-size:clamp(2rem,4.2vw,3.1rem);
  letter-spacing:-.03em;margin-bottom:16px;max-width:16em;
}
.page-hero h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.page-hero .lead{font-size:1.05rem;color:var(--muted);max-width:44em;margin-bottom:26px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;}

/* ---------- 数据徽章 ---------- */
.badge-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;background:rgba(255,255,255,.9);
  border:1px solid var(--line);font-size:.85rem;color:var(--muted);
  box-shadow:var(--shadow);
}
.badge-pill .dot{width:8px;height:8px;border-radius:50%;background:var(--grad);display:inline-block;}
.badge-pill b{color:var(--ink);font-weight:800;font-size:.95rem;font-variant-numeric:tabular-nums;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  font-size:.78rem;font-weight:600;letter-spacing:.02em;
  background:var(--grad-soft);color:#B8401F;border:1px solid rgba(255,90,54,.18);
}
.tag-teal{background:rgba(18,184,166,.12);color:#0B7B70;border-color:rgba(18,184,166,.24);}
.tag-ink{background:rgba(23,26,28,.06);color:var(--ink);border-color:rgba(23,26,28,.10);}

/* ---------- 板块 ---------- */
.section{padding:var(--section) 0;}
.section-tight{padding:var(--section-sm) 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:.8rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--brand-1);
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad);}
.section-head h2{font-size:clamp(1.6rem,3vw,2.5rem);letter-spacing:-.03em;margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:1rem;margin:0;}
.bg-white{background:#fff;}
.bg-ink{background:var(--ink);color:#fff;}
.bg-ink h2,.bg-ink h3{color:#fff;}
.bg-ink p{color:rgba(255,255,255,.72);}

/* ---------- 步骤卡（三步入场） ---------- */
.steps-strip{position:relative;}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 26px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.step-num{
  width:52px;height:52px;border-radius:16px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:1.05rem;font-weight:800;
  margin-bottom:18px;box-shadow:0 12px 26px rgba(255,90,54,.24);font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:1.2rem;margin-bottom:10px;}
.step-card p{color:var(--muted);font-size:.95rem;margin-bottom:16px;}
.step-card .tag{align-self:flex-start;}
.step-connector{
  position:absolute;top:52px;left:calc(33.333% + 8px);right:calc(33.333% + 8px);
  height:2px;background:repeating-linear-gradient(90deg,rgba(255,90,54,.35) 0 8px,transparent 8px 16px);
  z-index:0;
}

/* ---------- 规则区（双栏不对称） ---------- */
.rule-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:32px;align-items:start;}
.rule-list{display:grid;gap:18px;}
.rule-card{
  display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rule-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,54,.22);}
.rule-icon{
  flex:0 0 46px;width:46px;height:46px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;font-size:1rem;
  background:var(--grad-soft);color:var(--brand-1);border:1px solid rgba(255,90,54,.16);
}
.rule-body h3{font-size:1.1rem;margin-bottom:8px;}
.rule-body p{color:var(--muted);font-size:.94rem;margin-bottom:12px;}
.rule-body .tag-list{display:flex;gap:8px;flex-wrap:wrap;}
.aside-card{
  position:sticky;top:92px;background:var(--ink);color:#fff;border-radius:var(--radius-lg);
  padding:28px;box-shadow:0 20px 46px rgba(23,26,28,.22);overflow:hidden;
}
.aside-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);
}
.aside-card h3{font-size:1.2rem;margin-bottom:6px;color:#fff;}
.aside-card .aside-note{color:rgba(255,255,255,.66);font-size:.9rem;margin-bottom:20px;}
.aside-list li{
  display:flex;align-items:flex-start;gap:12px;padding:12px 0;
  border-bottom:1px dashed rgba(255,255,255,.14);font-size:.92rem;
}
.aside-list li:last-child{border-bottom:0;}
.aside-list i{color:var(--accent);margin-top:5px;font-size:.8rem;}
.aside-list b{color:#fff;font-weight:700;}
.aside-list span{color:rgba(255,255,255,.72);}
.aside-card .btn{margin-top:20px;width:100%;}

/* ---------- 场景图文 ---------- */
.scene-row{
  display:grid;grid-template-columns:1.05fr 1fr;gap:36px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow);transition:box-shadow .25s ease,transform .25s ease;
}
.scene-row:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.scene-row.reverse .scene-media{order:2;}
.scene-media img{width:100%;height:280px;object-fit:cover;border-radius:var(--radius-md);}
.scene-copy h3{font-size:1.35rem;margin-bottom:10px;}
.scene-copy p{color:var(--muted);font-size:.95rem;}
.scene-points{display:grid;gap:10px;margin-top:16px;}
.scene-points li{display:flex;gap:10px;align-items:flex-start;font-size:.92rem;color:var(--ink);}
.scene-points i{color:var(--brand-2);margin-top:5px;font-size:.8rem;}
.scene-stack{display:grid;gap:28px;}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:38px;display:grid;gap:26px;}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--brand-1),var(--brand-2));
  border-radius:2px;opacity:.5;
}
.tl-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:22px 24px;box-shadow:var(--shadow);}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:28px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--brand-1);box-shadow:0 0 0 4px rgba(255,90,54,.10);
}
.tl-item:nth-child(2n)::before{border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(18,184,166,.12);}
.tl-item h3{font-size:1.08rem;margin-bottom:6px;}
.tl-item p{color:var(--muted);font-size:.93rem;margin:0;}
.tl-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px;}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow);
}
.stat-item{text-align:center;padding:8px 6px;border-right:1px dashed var(--line);}
.stat-item:last-child{border-right:0;}
.stat-item b{display:block;font-size:1.9rem;font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.stat-item span{font-size:.85rem;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion{background:transparent;border:0;}
.accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow);transition:box-shadow .22s ease,border-color .22s ease;
}
.accordion-item.is-active{border-color:rgba(255,90,54,.28);box-shadow:var(--shadow-hover);}
.accordion-title{
  border:0;padding:20px 58px 20px 22px;font-size:1.125rem;font-weight:700;color:var(--ink);
  background:transparent;position:relative;display:block;line-height:1.5;
}
.accordion-title:hover{background:#FFFBF8;color:var(--brand-1);}
.accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:.8rem;color:var(--brand-1);width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;background:var(--grad-soft);
}
.accordion-item.is-active .accordion-title::before{content:"\f068";}
.accordion-content{border:0;padding:0 22px 22px;color:var(--muted);font-size:1rem;line-height:1.7;background:transparent;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;padding:52px 48px;
  background:var(--grad);color:#fff;box-shadow:0 26px 60px rgba(255,90,54,.26);
  display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.34),transparent 68%);
}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.9);margin-bottom:24px;max-width:34em;}
.cta-band .btn-ghost{background:rgba(255,255,255,.94);}
.cta-side{
  position:relative;z-index:2;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.36);
  border-radius:var(--radius-lg);padding:22px;backdrop-filter:blur(6px);
}
.cta-side .side-row{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;color:#fff;padding:8px 0;}
.cta-side .side-row b{font-variant-numeric:tabular-nums;}
.progress-track{height:8px;border-radius:999px;background:rgba(255,255,255,.32);overflow:hidden;margin-top:12px;}
.progress-fill{height:100%;width:100%;border-radius:999px;background:var(--accent);}
.cta-side .done-note{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:.85rem;color:rgba(255,255,255,.92);}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:var(--ink);color:rgba(255,255,255,.72);margin-top:0;padding-top:0;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);}
.footer-top{padding:64px 20px 44px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand:hover{color:#fff;}
.footer-brand .brand-text b{color:var(--accent);}
.footer-brand p{font-size:.9rem;color:rgba(255,255,255,.62);max-width:30em;}
.footer-col h4{color:#fff;font-size:.95rem;font-weight:700;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:.9rem;}
.footer-col a:hover{color:var(--accent);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:rgba(255,255,255,.72);}
.footer-contact i{color:var(--brand-2);margin-top:5px;font-size:.85rem;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding:20px 20px 28px;border-top:1px solid rgba(255,255,255,.10);
  font-size:.82rem;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--section:64px;--section-sm:48px;}
  .main-nav{display:none;}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .command-search{width:200px;}
  .steps-grid{grid-template-columns:1fr;gap:18px;}
  .step-connector{display:none;}
  .rule-layout{grid-template-columns:1fr;}
  .aside-card{position:static;}
  .scene-row{grid-template-columns:1fr;gap:22px;}
  .scene-row.reverse .scene-media{order:0;}
  .scene-media img{height:230px;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(2){border-right:0;}
  .cta-band{grid-template-columns:1fr;padding:38px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:640px){
  :root{--section:52px;--section-sm:40px;}
  .nav-shell{gap:12px;}
  .command-search{display:none;}
  .nav-actions .btn-primary{display:none;}
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:1.9rem;}
  .hero-actions .btn{width:100%;}
  .hero-badges{gap:8px;}
  .badge-pill{font-size:.8rem;padding:7px 13px;}
  .step-card,.rule-card,.tl-item{padding:20px;}
  .rule-card{flex-direction:column;gap:14px;}
  .stat-strip{grid-template-columns:1fr;padding:20px;}
  .stat-item{border-right:0;border-bottom:1px dashed var(--line);padding-bottom:14px;}
  .stat-item:last-child{border-bottom:0;padding-bottom:0;}
  .accordion-title{font-size:1rem;padding:16px 50px 16px 18px;}
  .accordion-content{padding:0 18px 18px;font-size:.95rem;}
  .cta-band{padding:30px 20px;border-radius:22px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-top{padding:48px 20px 32px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category3 */
:root{
  --brand-1:#FF5A36;
  --brand-2:#12B8A6;
  --accent:#D8FF4F;
  --bg:#F7F4EE;
  --ink:#171A1C;
  --muted:#6B6F72;
  --card:#FFFFFF;
  --line:#E7E1D8;
  --grad:linear-gradient(120deg,#FF5A36 0%,#FFB23E 45%,#12B8A6 100%);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-1:0 8px 24px rgba(23,26,28,.06);
  --shadow-2:0 18px 44px rgba(23,26,28,.12);
  --shadow-brand:0 16px 36px rgba(255,90,54,.22);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--ink);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-0.02em;line-height:1.25;color:var(--ink);}
h1{font-size:clamp(2rem,4.2vw,3.25rem);letter-spacing:-0.03em;}
h2{font-size:clamp(1.6rem,3vw,2.4rem);}
h3{font-size:1.25rem;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.num,.data-badge b,.tier-index,.progress-meta b{font-variant-numeric:tabular-nums;}

.grid-container{max-width:var(--container);padding-left:22px;padding-right:22px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-brand);background-size:150% 150%;}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 20px 42px rgba(255,90,54,.3);background-position:100% 50%;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:var(--shadow-1);}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:#000;color:#fff;transform:translateY(-1px);}
.btn.small{padding:9px 18px;font-size:14px;}
.btn.block{width:100%;}

/* ============ 徽章 / 标签 ============ */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:var(--muted);
}
.pill.brand{background:rgba(255,90,54,.1);border-color:rgba(255,90,54,.25);color:#D6401F;}
.pill.teal{background:rgba(18,184,166,.1);border-color:rgba(18,184,166,.25);color:#0E8C7E;}
.pill.lime{background:rgba(216,255,79,.32);border-color:rgba(160,196,20,.4);color:#5C6E10;}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,238,.86);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(23,26,28,.08);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:16px;
  box-shadow:0 8px 18px rgba(255,90,54,.28);
}
.brand-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-0.02em;}
.brand-text b{font-weight:800;color:var(--brand-1);}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:14px;}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--ink);padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--grad);border-radius:2px;transition:width .24s ease;
}
.main-nav a:hover{color:var(--brand-1);}
.main-nav a:hover::after{width:100%;}
.main-nav a.active{color:var(--brand-1);font-weight:700;}
.main-nav a.active::after{width:100%;}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:250px;height:40px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.command-search:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,54,.12);}
.command-search i{color:var(--muted);font-size:13px;}
.command-search input{
  flex:1;border:0;background:transparent;font-size:14px;color:var(--ink);
  height:100%;outline:none;font-family:inherit;
}
.command-search input::placeholder{color:#9CA0A2;}
.kbd{
  font-size:11px;color:var(--muted);border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;background:#FAF8F4;line-height:1.4;
}
.icon-btn{
  width:36px;height:36px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px;
  transition:all .2s ease;
}
.icon-btn:hover{color:var(--brand-1);border-color:var(--brand-1);transform:translateY(-1px);box-shadow:var(--shadow-1);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:16px;align-items:center;justify-content:center;cursor:pointer;
}
.mobile-panel{
  display:none;border-top:1px solid var(--line);background:rgba(247,244,238,.98);
  padding:14px 22px 22px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:block;padding:12px 4px;font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-panel a.active{color:var(--brand-1);}
.mobile-panel .btn{margin-top:16px;}

/* ============ 页面标题条 ============ */
.page-hero{position:relative;overflow:hidden;background:var(--grad);color:#fff;}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;opacity:.26;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(23,26,28,.55) 0%,rgba(23,26,28,.24) 58%,rgba(23,26,28,.1) 100%);
}
.page-hero::before{
  content:"";position:absolute;width:520px;height:520px;right:-120px;top:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(216,255,79,.45),rgba(216,255,79,0) 68%);z-index:1;
}
.page-hero-inner{position:relative;z-index:2;padding:56px 22px 62px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.85);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:rgba(255,255,255,.85);}
.breadcrumb a:hover{color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.3);font-size:13px;font-weight:600;color:#fff;margin-bottom:18px;
}
.page-hero h1{color:#fff;max-width:17em;}
.page-hero-sub{
  margin-top:18px;max-width:640px;font-size:17px;line-height:1.75;color:rgba(255,255,255,.92);
}
.hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap;}
.page-hero .btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.45);color:#fff;box-shadow:none;}
.page-hero .btn-ghost:hover{background:#fff;color:var(--brand-1);}

/* ============ 数据徽章条 ============ */
.badge-strip{margin-top:-30px;position:relative;z-index:3;}
.badge-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:20px;box-shadow:var(--shadow-1);
}
.data-badge{
  display:flex;align-items:center;gap:10px;padding:10px 14px;
  background:#FBF9F5;border:1px solid var(--line);border-radius:999px;
  font-size:13px;color:var(--muted);
}
.data-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--brand-1);flex-shrink:0;}
.data-badge:nth-child(2) .dot{background:var(--brand-2);}
.data-badge:nth-child(3) .dot{background:#FFB23E;}
.data-badge:nth-child(4) .dot{background:#8FA82A;}
.data-badge b{font-size:18px;color:var(--ink);font-weight:800;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-alt{background:#FBF9F5;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head .pill{margin-bottom:14px;}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.section-head h2{margin-top:6px;}

/* ============ 等级阶梯 ============ */
.tier-rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 6px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.tier-rail::-webkit-scrollbar{height:8px;}
.tier-rail::-webkit-scrollbar-thumb{background:#DDD6CB;border-radius:8px;}
.tier-card{
  flex:0 0 300px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:16px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DED7CC;}
.tier-card.is-top{border-color:rgba(255,90,54,.4);box-shadow:0 14px 34px rgba(255,90,54,.14);}
.tier-head{display:flex;align-items:center;justify-content:space-between;}
.tier-badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  font-size:12px;font-weight:700;background:rgba(18,184,166,.12);color:#0E8C7E;border:1px solid rgba(18,184,166,.24);
}
.tier-card.is-top .tier-badge{background:rgba(255,90,54,.12);color:#D6401F;border-color:rgba(255,90,54,.26);}
.tier-index{font-size:13px;font-weight:800;color:#C6BFB3;letter-spacing:.06em;}
.tier-card h3{font-size:19px;}
.tier-card .tier-note{font-size:14px;color:var(--muted);line-height:1.7;}
.tier-list{display:flex;flex-direction:column;gap:10px;margin:2px 0 4px;}
.tier-list li{display:flex;gap:10px;font-size:14px;color:#3C4144;line-height:1.6;}
.tier-list i{color:var(--brand-2);font-size:12px;margin-top:6px;flex-shrink:0;}
.tier-progress{margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);}
.progress-meta{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:8px;}
.progress-meta b{color:var(--ink);}
.progress-track{height:8px;border-radius:999px;background:#EFEAE1;overflow:hidden;}
.progress-track span{display:block;height:100%;border-radius:999px;background:var(--grad);}
.progress-track span.muted{background:#CFC8BC;}

/* ============ 权益卡组 ============ */
.benefit-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:24px;align-items:stretch;}
.benefit-feature{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.benefit-feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.benefit-feature .cover{position:relative;aspect-ratio:16/9;overflow:hidden;}
.benefit-feature .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.benefit-feature:hover .cover img{transform:scale(1.04);}
.benefit-feature .cover .tag{position:absolute;left:16px;top:16px;}
.benefit-feature-body{padding:24px;display:flex;flex-direction:column;gap:12px;}
.benefit-feature-body h3{font-size:21px;}
.benefit-feature-body p{color:var(--muted);font-size:15px;}
.benefit-feature-body .btn{align-self:flex-start;margin-top:6px;}
.benefit-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.benefit-mini{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:10px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.benefit-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DED7CC;}
.benefit-mini .mini-icon{
  width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(120deg,rgba(255,90,54,.14),rgba(18,184,166,.14));color:var(--brand-1);font-size:15px;
}
.benefit-mini h4{font-size:16px;font-weight:700;}
.benefit-mini p{font-size:14px;color:var(--muted);line-height:1.7;}
.benefit-mini .pill{align-self:flex-start;margin-top:auto;}

/* ============ 进度节点 ============ */
.node-track{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.node-track::before{
  content:"";position:absolute;left:6%;right:6%;top:22px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--brand-1),var(--brand-2),#D9D3C8);
}
.node{position:relative;padding-top:58px;}
.node-dot{
  position:absolute;left:0;top:10px;width:26px;height:26px;border-radius:50%;
  background:#fff;border:3px solid #D9D3C8;box-shadow:0 0 0 6px var(--bg);
}
.node.done .node-dot{border-color:var(--brand-2);background:var(--brand-2);}
.node.current .node-dot{border-color:var(--brand-1);background:var(--brand-1);box-shadow:0 0 0 6px rgba(255,90,54,.16);}
.node h4{font-size:16px;font-weight:700;margin-bottom:6px;}
.node p{font-size:14px;color:var(--muted);line-height:1.7;}
.node-card{
  margin-top:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:18px;box-shadow:var(--shadow-1);
}
.node-card .pill{margin-bottom:10px;}
.progress-panel{
  margin-top:36px;background:linear-gradient(120deg,rgba(255,90,54,.06),rgba(18,184,166,.08));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;
  display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:center;
}
.progress-panel h3{font-size:19px;margin-bottom:8px;}
.progress-panel p{font-size:14px;color:var(--muted);}
.progress-figures{display:flex;gap:14px;flex-wrap:wrap;}
.figure{
  flex:1;min-width:120px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px;text-align:center;
}
.figure b{display:block;font-size:26px;font-weight:800;color:var(--ink);}
.figure span{font-size:12px;color:var(--muted);}

/* ============ 说明流程 ============ */
.step-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.step-item{
  display:flex;gap:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.step-num{
  flex-shrink:0;width:46px;height:46px;border-radius:14px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;
  box-shadow:0 12px 26px rgba(255,90,54,.22);
}
.step-item h3{font-size:17px;margin-bottom:8px;}
.step-item p{font-size:14px;color:var(--muted);line-height:1.75;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-accordion{border:0;background:transparent;}
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-1);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-accordion .accordion-item:hover{box-shadow:var(--shadow-2);}
.faq-accordion .accordion-item.is-active{border-color:rgba(255,90,54,.32);}
.faq-accordion .accordion-title{
  padding:20px 58px 20px 22px;position:relative;border:0;background:transparent;
  font-size:18px;font-weight:700;color:var(--ink);line-height:1.5;
}
.faq-accordion .accordion-title::before{display:none;}
.faq-accordion .accordion-title::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:600;color:var(--brand-1);line-height:1;
}
.faq-accordion .accordion-item.is-active .accordion-title::after{content:"–";}
.faq-accordion .accordion-content{
  padding:0 22px 22px;border:0;background:transparent;
  font-size:16px;line-height:1.75;color:var(--muted);
}

/* ============ 分类 CTA ============ */
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;background:var(--grad);color:#fff;
  padding:44px;display:grid;grid-template-columns:1.3fr 1fr;gap:28px;align-items:center;
  box-shadow:0 24px 60px rgba(255,90,54,.24);
}
.cta-card::before{
  content:"";position:absolute;width:360px;height:360px;right:-90px;bottom:-140px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.36),rgba(255,255,255,0) 70%);
}
.cta-card h2{color:#fff;position:relative;}
.cta-card p{color:rgba(255,255,255,.92);margin-top:12px;font-size:16px;position:relative;}
.cta-actions{display:flex;gap:14px;margin-top:24px;flex-wrap:wrap;position:relative;}
.cta-card .btn-ghost{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.48);color:#fff;box-shadow:none;}
.cta-card .btn-ghost:hover{background:#fff;color:var(--brand-1);}
.cta-figures{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.cta-figure{
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
  border-radius:var(--radius-sm);padding:16px;text-align:center;color:#fff;
}
.cta-figure b{display:block;font-size:24px;font-weight:800;}
.cta-figure span{font-size:12px;color:rgba(255,255,255,.88);}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--ink);color:#C9CFD2;margin-top:0;}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad);}
.footer-top{padding:64px 0 40px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer .brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:18px;}
.site-footer .brand-mark{width:34px;height:34px;border-radius:12px;background:var(--grad);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:15px;}
.site-footer .brand-text{font-size:17px;font-weight:800;color:#fff;}
.site-footer .brand-text b{color:var(--accent);}
.footer-brand p{font-size:14px;line-height:1.8;color:#9AA1A5;max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:#9AA1A5;}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:#9AA1A5;line-height:1.7;}
.footer-contact i{color:var(--brand-2);margin-top:6px;font-size:12px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 22px 26px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#8A9195;
}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  .header-inner{height:66px;}
  .main-nav{display:none;}
  .menu-toggle{display:inline-flex;}
  .command-search{width:190px;}
  .section{padding:72px 0;}
  .benefit-layout{grid-template-columns:1fr;}
  .node-track{grid-template-columns:1fr 1fr;gap:24px;}
  .node-track::before{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-card{grid-template-columns:1fr;padding:36px;}
  .progress-panel{grid-template-columns:1fr;}
}
@media screen and (max-width:768px){
  .badge-row{grid-template-columns:1fr 1fr;padding:16px;gap:12px;}
  .step-row{grid-template-columns:1fr;}
  .benefit-grid{grid-template-columns:1fr;}
  .hero-actions .btn{flex:1;}
  .cta-actions .btn{flex:1;}
}
@media screen and (max-width:640px){
  body{font-size:15px;}
  .grid-container{padding-left:18px;padding-right:18px;}
  .header-inner{gap:12px;}
  .brand-text{font-size:15px;}
  .command-search{display:none;}
  .header-tools .btn-primary{display:none;}
  .page-hero-inner{padding:40px 18px 52px;}
  .page-hero-sub{font-size:16px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:30px;}
  .badge-row{grid-template-columns:1fr;}
  .tier-card{flex:0 0 84%;}
  .node-track{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .cta-card{padding:28px;border-radius:22px;}
  .cta-figures{grid-template-columns:1fr 1fr;}
  .faq-accordion .accordion-title{font-size:16px;padding:18px 50px 18px 18px;}
  .mobile-panel .btn{width:100%;}
}

/* roulang page: category4 */
:root{
  --brand-1:#FF5A36;
  --brand-2:#12B8A6;
  --accent:#D8FF4F;
  --bg:#F7F4EE;
  --ink:#171A1C;
  --muted:#6B6F72;
  --card:#FFFFFF;
  --line:#E7E1D8;
  --grad:linear-gradient(120deg,#FF5A36 0%,#FFB23E 45%,#12B8A6 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,90,54,.10) 0%,rgba(18,184,166,.10) 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --sh-1:0 8px 24px rgba(23,26,28,.06);
  --sh-2:0 18px 44px rgba(23,26,28,.12);
  --sh-brand:0 16px 36px rgba(255,90,54,.22);
  --sec-y:92px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  font-weight:400;
}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--ink)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25}
p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:1rem}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.center{text-align:center}
.grid-container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:var(--sec-y) 0}
.section-tight{padding:56px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8125rem;font-weight:700;letter-spacing:.12em;
  color:var(--brand-2);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}
.sec-title{font-size:clamp(1.75rem,3.2vw,2.5rem);max-width:760px}
.sec-lede{color:var(--muted);font-size:1.0625rem;margin-top:14px;max-width:720px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:.9375rem;font-weight:600;line-height:1;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--sh-brand)}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 20px 42px rgba(255,90,54,.3)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px)}
.btn-ink{background:var(--ink);color:#fff}
.btn-ink:hover{background:#000;color:#fff;transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none}
.btn-sm{height:40px;padding:0 18px;font-size:.875rem}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;border:1px solid var(--line);
  background:#fff;font-size:.8125rem;font-weight:600;color:var(--muted);line-height:1.4;
}
.badge i{color:var(--brand-2);font-size:.75rem}
.badge-brand{background:var(--grad-soft);border-color:rgba(255,90,54,.22);color:var(--brand-1)}
.badge-ink{background:rgba(23,26,28,.06);border-color:rgba(23,26,28,.1);color:var(--ink)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--brand-2);display:inline-block}
.dot-accent{background:var(--accent)}
.dot-brand{background:var(--brand-1)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,238,.86);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:.9rem;
  box-shadow:0 8px 18px rgba(255,90,54,.28);flex:0 0 auto;
}
.brand-text{font-size:1.0625rem;letter-spacing:-.01em;white-space:nowrap}
.brand-text b{font-weight:800}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:12px}
.main-nav a{
  position:relative;padding:8px 12px;border-radius:10px;
  font-size:.9375rem;font-weight:500;color:var(--muted);line-height:1.4;
}
.main-nav a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.main-nav a:hover{color:var(--ink)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--ink);font-weight:700}
.main-nav a.active::after{transform:scaleX(1)}
.nav-tools{display:flex;align-items:center;gap:10px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;height:40px;width:260px;padding:0 12px;
  border:1px solid var(--line);border-radius:999px;background:#fff;transition:border-color .2s,box-shadow .2s;
}
.command-search:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,54,.12)}
.command-search i{color:var(--muted);font-size:.875rem}
.command-search input{border:none;outline:none;background:transparent;flex:1;font-size:.875rem;color:var(--ink);min-width:0}
.command-search input::placeholder{color:#9EA2A5}
.command-search kbd{
  font-family:inherit;font-size:.6875rem;color:var(--muted);
  border:1px solid var(--line);border-radius:6px;padding:1px 6px;background:#FAF8F4;white-space:nowrap;
}
.icon-btn{
  width:36px;height:36px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--muted);
  transition:border-color .2s,color .2s,transform .2s;
}
.icon-btn:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px)}
.menu-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer}
.mobile-panel{
  display:none;border-top:1px solid var(--line);background:rgba(247,244,238,.98);
  padding:12px 24px 20px;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 4px;border-bottom:1px dashed var(--line);
  color:var(--ink);font-size:1rem;font-weight:500;
}
.mobile-panel a.active{color:var(--brand-1);font-weight:700}
.mobile-panel a:last-of-type{border-bottom:none}
.mobile-cta{margin-top:14px;width:100%}

/* ---------- 页面标题条 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 420px at 88% -8%,rgba(18,184,166,.20),transparent 62%),
    radial-gradient(760px 380px at 4% 108%,rgba(255,90,54,.20),transparent 60%),
    linear-gradient(180deg,#FFF7F3 0%,#F7F4EE 100%);
  border-bottom:1px solid var(--line);
  padding:64px 0 72px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(255,90,54,.055) 0 1px,transparent 1px 46px);
  pointer-events:none;
}
.page-hero .grid-container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.875rem;color:var(--muted);margin-bottom:18px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand-1)}
.crumb span.sep{color:#C6C1B8}
.page-hero h1{font-size:clamp(2rem,4.2vw,3.25rem);letter-spacing:-.03em;margin-bottom:18px}
.page-hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lede{font-size:1.0625rem;color:var(--muted);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-visual{position:relative;margin-top:30px}
.hero-visual img{border-radius:var(--r-lg);box-shadow:var(--sh-2);width:100%;height:300px;object-fit:cover}
.float-badge{
  position:absolute;display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px 14px;
  box-shadow:var(--sh-2);font-size:.8125rem;color:var(--muted);line-height:1.35;
}
.float-badge b{display:block;font-size:1.0625rem;color:var(--ink);font-variant-numeric:tabular-nums}
.fb-1{left:-14px;top:22px}
.fb-2{right:-10px;bottom:74px}
.fb-3{left:26px;bottom:-18px}

/* ---------- 快捷求助 ---------- */
.search-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
}
.search-card h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:12px}
.search-card p{color:var(--muted)}
.big-search{display:flex;gap:10px;margin-top:22px;flex-wrap:wrap}
.big-search .field{
  flex:1 1 260px;display:flex;align-items:center;gap:10px;height:50px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:#FCFAF7;transition:border-color .2s,box-shadow .2s;
}
.big-search .field:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,54,.12);background:#fff}
.big-search .field i{color:var(--muted)}
.big-search input{border:none;outline:none;background:transparent;flex:1;min-width:0}
.hot-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;align-items:center}
.hot-tags span.label{font-size:.8125rem;color:var(--muted);margin-right:2px}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:.8125rem;color:var(--muted);
  transition:border-color .2s,color .2s,transform .2s;
}
.tag:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px)}
.sla-card{
  background:linear-gradient(160deg,#171A1C 0%,#22282B 100%);
  color:#fff;border-radius:var(--r-lg);padding:32px;height:100%;
  box-shadow:var(--sh-2);position:relative;overflow:hidden;
}
.sla-card::after{
  content:"";position:absolute;width:220px;height:220px;right:-70px;top:-70px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,184,166,.42),transparent 70%);
}
.sla-card .badge{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#EDEAE4}
.sla-num{font-size:clamp(1.75rem,3vw,2.25rem);font-weight:800;margin:16px 0 6px;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.sla-card p{color:rgba(255,255,255,.66);font-size:.9375rem}
.sla-list{margin-top:22px;display:grid;gap:12px;position:relative;z-index:2}
.sla-list li{display:flex;align-items:center;gap:10px;font-size:.9375rem;color:rgba(255,255,255,.86)}
.sla-list i{color:var(--accent);font-size:.8125rem;width:16px;text-align:center}

/* ---------- 主题目录 + 指引 ---------- */
.topics-wrap{display:grid;grid-template-columns:264px 1fr;gap:36px;align-items:start}
.topic-side{
  position:sticky;top:96px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);
}
.topic-side h3{font-size:1.0625rem;margin-bottom:14px}
.topic-side ol{counter-reset:t}
.topic-side li{counter-increment:t;margin-bottom:4px}
.topic-side a{
  display:flex;align-items:center;gap:10px;padding:10px 10px;border-radius:12px;
  color:var(--muted);font-size:.9375rem;transition:background .2s,color .2s;
}
.topic-side a::before{
  content:counter(t,decimal-leading-zero);font-size:.75rem;font-weight:700;color:var(--brand-1);
  font-variant-numeric:tabular-nums;
}
.topic-side a:hover{background:#FBF8F4;color:var(--ink)}
.side-note{margin-top:18px;padding-top:18px;border-top:1px dashed var(--line);font-size:.8125rem;color:var(--muted)}

.guide-block{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);margin-bottom:22px;transition:transform .25s,box-shadow .25s;
}
.guide-block:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.guide-head{display:flex;align-items:flex-start;gap:16px;margin-bottom:16px}
.guide-icon{
  width:48px;height:48px;border-radius:16px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:1.0625rem;flex:0 0 auto;
  box-shadow:0 10px 22px rgba(255,90,54,.24);
}
.guide-icon.alt{background:linear-gradient(140deg,#12B8A6,#0E9B8C);box-shadow:0 10px 22px rgba(18,184,166,.26)}
.guide-icon.ink{background:linear-gradient(140deg,#22282B,#3A4145);box-shadow:0 10px 22px rgba(23,26,28,.22)}
.guide-head h3{font-size:1.25rem;margin-bottom:6px}
.guide-head p{color:var(--muted);font-size:.9375rem}
.guide-list{display:grid;gap:10px;margin-top:6px}
.guide-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:.9375rem;color:var(--muted);
  padding:12px 14px;background:#FBF8F4;border-radius:var(--r-sm);border:1px solid #F0EAE1;
}
.guide-list li i{color:var(--brand-2);margin-top:5px;font-size:.75rem}
.guide-list li b{color:var(--ink);font-weight:700}
.guide-foot{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px}
.guide-media{
  border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);margin-top:6px;
}
.guide-media img{width:100%;height:220px;object-fit:cover;border-radius:0}

/* ---------- 处理流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px;position:relative}
.flow::before{
  content:"";position:absolute;left:6%;right:6%;top:26px;height:2px;
  background:linear-gradient(90deg,rgba(255,90,54,.35),rgba(18,184,166,.35));z-index:0;
}
.flow-step{position:relative;z-index:1;text-align:left}
.flow-num{
  width:52px;height:52px;border-radius:50%;background:#fff;border:2px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-weight:800;
  font-variant-numeric:tabular-nums;color:var(--brand-1);margin-bottom:16px;
  box-shadow:var(--sh-1);
}
.flow-step:nth-child(1) .flow-num{border-color:var(--brand-1);color:var(--brand-1)}
.flow-step:nth-child(2) .flow-num{border-color:#FFB23E;color:#E08A16}
.flow-step:nth-child(3) .flow-num{border-color:var(--brand-2);color:var(--brand-2)}
.flow-step:nth-child(4) .flow-num{border-color:#B9C0C4;color:#7C8285}
.flow-step h3{font-size:1.125rem;margin-bottom:8px}
.flow-step p{color:var(--muted);font-size:.9375rem}

/* ---------- FAQ ---------- */
.faq-shell{max-width:880px;margin:0 auto}
.accordion{border:none;background:transparent;margin:0}
.accordion .accordion-item{
  border:1px solid var(--line);background:var(--card);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .25s,transform .25s,border-color .25s;
}
.accordion .accordion-item:hover{box-shadow:var(--sh-2)}
.accordion .accordion-item.is-active{border-color:rgba(255,90,54,.28);box-shadow:var(--sh-2)}
.accordion .accordion-title{
  font-size:1.125rem;font-weight:700;color:var(--ink);border:none;
  padding:20px 58px 20px 22px;position:relative;background:transparent;line-height:1.5;
  transition:color .2s;
}
.accordion .accordion-title:hover{color:var(--brand-1)}
.accordion .accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  color:var(--brand-1);font-size:.8125rem;transition:transform .28s ease;
}
.accordion .accordion-item.is-active .accordion-title::before{
  content:"\f068";transform:translateY(-50%) rotate(180deg);
}
.accordion .accordion-content{
  border:none;padding:0 22px 22px;color:var(--muted);
  font-size:1rem;line-height:1.75;background:transparent;
}
.accordion .accordion-content p+p{margin-top:10px}
.accordion .accordion-content b{color:var(--ink)}

/* ---------- 联系区 ---------- */
.contact-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
}
.contact-card h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:10px}
.contact-card>p{color:var(--muted);font-size:.9375rem}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:24px}
.form-row{display:flex;flex-direction:column;gap:8px}
.form-row.full{grid-column:1 / -1}
.form-row label{font-size:.875rem;font-weight:600;color:var(--ink)}
.form-row input,.form-row select,.form-row textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#FCFAF7;color:var(--ink);padding:0 14px;height:44px;
  transition:border-color .2s,box-shadow .2s,background .2s;outline:none;
}
.form-row textarea{height:132px;padding:12px 14px;line-height:1.7;resize:vertical}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  border-color:var(--brand-1);background:#fff;box-shadow:0 0 0 3px rgba(255,90,54,.12);
}
.form-hint{font-size:.8125rem;color:var(--muted)}
.form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:4px}
.form-actions .btn{width:auto}
.contact-side{display:grid;gap:18px;align-content:start}
.info-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);transition:transform .25s,box-shadow .25s;
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.info-card h3{font-size:1.0625rem;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.info-card h3 i{color:var(--brand-1)}
.info-card ul{display:grid;gap:10px}
.info-card li{font-size:.9375rem;color:var(--muted);display:flex;gap:10px;align-items:flex-start}
.info-card li i{color:var(--brand-2);margin-top:5px;font-size:.75rem}
.info-card li b{color:var(--ink)}

/* ---------- 底部 CTA ---------- */
.cta-band{padding:0 0 var(--sec-y)}
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;padding:44px;
  background:var(--grad);color:#fff;box-shadow:0 24px 60px rgba(255,90,54,.24);
  display:grid;grid-template-columns:1.4fr .9fr;gap:32px;align-items:center;
}
.cta-card::after{
  content:"";position:absolute;width:340px;height:340px;right:-110px;bottom:-150px;border-radius:50%;
  background:rgba(255,255,255,.16);
}
.cta-card h2{font-size:clamp(1.6rem,3vw,2.25rem);margin-bottom:12px;color:#fff}
.cta-card p{color:rgba(255,255,255,.9);max-width:560px;font-size:1rem}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;position:relative;z-index:2}
.cta-card .btn-primary{background:#171A1C;box-shadow:0 16px 36px rgba(23,26,28,.28)}
.cta-card .btn-primary:hover{background:#000;box-shadow:0 20px 44px rgba(23,26,28,.34)}
.cta-card .btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.36);color:#fff}
.cta-card .btn-ghost:hover{background:#fff;color:var(--brand-1);border-color:#fff}
.cta-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px;position:relative;z-index:2}
.metric{
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  border-radius:16px;padding:14px 16px;color:#fff;backdrop-filter:blur(4px);
}
.metric b{display:block;font-size:1.375rem;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.metric span{font-size:.8125rem;color:rgba(255,255,255,.86)}

/* ---------- 页脚 ---------- */
.site-footer{background:#171A1C;color:#C8CCCE;position:relative;margin-top:0}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.footer-top{padding:64px 24px 44px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:.9375rem;color:#949A9D;max-width:340px}
.footer-col h4{font-size:.9375rem;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:#949A9D;font-size:.9375rem}
.footer-col a:hover{color:#FF8B6E}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:.9375rem;color:#949A9D}
.footer-contact i{margin-top:5px;color:var(--brand-2);font-size:.8125rem}
.footer-bottom{
  padding:20px 24px 28px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:.8125rem;color:#7C8285;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  :root{--sec-y:72px}
  .main-nav{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .command-search{width:200px}
  .topics-wrap{grid-template-columns:1fr;gap:24px}
  .topic-side{position:static}
  .flow{grid-template-columns:repeat(2,1fr);row-gap:32px}
  .flow::before{display:none}
  .cta-card{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media screen and (max-width:640px){
  :root{--sec-y:56px}
  .grid-container{padding-left:18px;padding-right:18px}
  .nav-wrap{height:64px;gap:12px}
  .brand-text{font-size:1rem}
  .command-search,.icon-btn{display:none}
  .nav-cta{display:none}
  .page-hero{padding:40px 0 52px}
  .hero-visual img{height:220px}
  .float-badge{padding:8px 12px;font-size:.75rem}
  .fb-1{left:0;top:12px}
  .fb-2{right:0;bottom:60px}
  .fb-3{left:18px;bottom:-14px}
  .search-card,.sla-card,.contact-card,.guide-block{padding:22px}
  .form-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .guide-media img{height:180px}
  .cta-card{padding:28px;border-radius:24px}
  .cta-metrics{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-top{padding:48px 18px 32px}
  .footer-bottom{padding:18px 18px 24px;justify-content:flex-start}
  .form-actions .btn{width:100%}
}