/* roulang page: index */
:root{
  --brand-500:#0FCB8A;
  --brand-600:#0A9E6C;
  --brand-100:#C9F7E7;
  --accent-500:#6C4CF1;
  --accent-100:#EDE8FF;
  --orange-500:#FF6A2C;
  --orange-600:#FF8348;
  --bg-dark:#0D1117;
  --panel-dark:#151B24;
  --line-dark:#242C3A;
  --bg-light:#F5F7FA;
  --card-light:#FFFFFF;
  --line-light:#E3E8EF;
  --ink:#10141B;
  --ink-2:#5A6473;
  --paper:#F2F5F9;
  --paper-2:#A8B2C1;
  --r-card:18px;
  --r-img:14px;
  --r-pill:999px;
  --r-input:12px;
  --r-badge:8px;
  --sh-card:0 1px 2px rgba(16,20,27,.04),0 12px 28px rgba(16,20,27,.06);
  --sh-lift:0 2px 4px rgba(16,20,27,.05),0 18px 40px rgba(16,20,27,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:220ms;
  --maxw:1200px;
}

*,*::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",Inter,Manrope,system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  color:var(--ink);
  background:var(--bg-light);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease),background-color var(--t) var(--ease),border-color var(--t) var(--ease)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.02em;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
input{font:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
::selection{background:var(--brand-100);color:#06301f}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px}

/* ---------- 顶部浮动导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  padding:16px 20px;
  pointer-events:none;
  transition:padding var(--t) var(--ease);
}
.site-header.is-scrolled{padding-top:8px}
.dock{
  pointer-events:auto;
  width:100%;max-width:1080px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  padding:10px 12px 10px 20px;
  border-radius:var(--r-pill);
  background:rgba(13,17,23,.74);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line-dark);
  box-shadow:0 10px 34px rgba(0,0,0,.34), inset 0 0 0 1px rgba(15,203,138,.04);
  transition:padding var(--t) var(--ease),background-color var(--t) var(--ease);
}
.site-header.is-scrolled .dock{padding:6px 10px 6px 18px;background:rgba(13,17,23,.9)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand-500),var(--accent-500));
  box-shadow:0 0 0 1px rgba(255,255,255,.08),0 6px 18px rgba(15,203,138,.28);
}
.brand-mark svg{width:18px;height:18px;display:block}
.brand-text{
  font-size:15px;font-weight:600;color:var(--paper);letter-spacing:-.01em;
  white-space:nowrap;
}
.dock-nav{display:flex;align-items:center;gap:26px;margin-left:8px;flex:1 1 auto;min-width:0}
.nav-link{
  position:relative;display:inline-block;
  padding:6px 2px 8px;
  font-size:15px;font-weight:500;color:var(--paper-2);
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand-500),var(--accent-500));
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--t) var(--ease);
}
.nav-link:hover{color:var(--paper)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--paper);font-weight:600}

.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-pill);
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-dark);color:var(--paper-2);
  transition:color var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.icon-btn svg{width:17px;height:17px}
.icon-btn:hover{color:var(--brand-500);border-color:rgba(15,203,138,.5);transform:translateY(-1px)}
.burger{display:none;width:38px;height:38px;border-radius:var(--r-pill);border:1px solid var(--line-dark);align-items:center;justify-content:center}
.burger span{display:block;width:15px;height:2px;border-radius:2px;background:var(--paper);position:relative;transition:background var(--t) var(--ease)}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:15px;height:2px;border-radius:2px;background:var(--paper);transition:transform var(--t) var(--ease)}
.burger span::before{top:-5px}
.burger span::after{top:5px}
.burger.is-open span{background:transparent}
.burger.is-open span::before{transform:translateY(5px) rotate(45deg)}
.burger.is-open span::after{transform:translateY(-5px) rotate(-45deg)}

.dock-search{
  pointer-events:auto;
  max-width:1080px;margin:10px auto 0;
  display:none;gap:10px;align-items:center;
  padding:10px 12px;
  border-radius:22px;
  background:rgba(13,17,23,.94);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line-dark);
}
.dock-search.is-open{display:flex}
.dock-search input{
  flex:1 1 auto;min-width:0;height:44px;padding:0 16px;
  border-radius:var(--r-input);
  border:1px solid var(--line-dark);
  background:#0B0F14;color:var(--paper);
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.dock-search input::placeholder{color:#6C7789}
.dock-search input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(15,203,138,.18)}
.dock-search button{
  height:44px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--brand-500);color:#062A1D;font-weight:600;font-size:14px;
  transition:background-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.dock-search button:hover{background:#13E09A;transform:translateY(-1px)}

.mobile-panel{
  pointer-events:auto;
  display:none;
  max-width:1080px;margin:10px auto 0;
  max-height:70vh;overflow-y:auto;
  padding:14px;
  border-radius:22px;
  background:rgba(13,17,23,.97);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line-dark);
  box-shadow:0 20px 44px rgba(0,0,0,.42);
}
.mobile-panel.is-open{display:block;animation:panelIn var(--t) var(--ease)}
@keyframes panelIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 12px;border-radius:14px;
  font-size:15px;font-weight:500;color:var(--paper-2);
  border-bottom:1px solid rgba(36,44,58,.7);
}
.mobile-panel a:last-of-type{border-bottom:0}
.mobile-panel a:hover,.mobile-panel a.is-active{color:var(--brand-500);background:rgba(15,203,138,.07)}
.mobile-panel .panel-cta{margin-top:12px;justify-content:center;background:var(--orange-500);color:#fff;font-weight:600;border-bottom:0}
.mobile-panel .panel-cta:hover{background:var(--orange-600);color:#fff}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 28px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:0;
  border:1px solid transparent;
  transition:transform var(--t) var(--ease),background-color var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease),box-shadow var(--t) var(--ease);
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:0 0 17px}
.btn-primary{
  background:var(--orange-500);color:#fff;
  box-shadow:0 10px 24px rgba(255,106,44,.28);
}
.btn-primary:hover{background:var(--orange-600);transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,106,44,.36)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost-brand{
  background:transparent;color:var(--brand-500);border-color:rgba(15,203,138,.5);
}
.btn-ghost-brand:hover{background:rgba(15,203,138,.1);border-color:var(--brand-500);transform:translateY(-2px)}
.btn-light{
  background:#fff;color:var(--ink);border-color:var(--line-light);
}
.btn-light:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--sh-card)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn:disabled,.btn.is-disabled{opacity:.45;pointer-events:none;transform:none;box-shadow:none}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand-600);
}
.link-arrow svg{width:15px;height:15px;transition:transform var(--t) var(--ease)}
.link-arrow:hover{color:var(--brand-500)}
.link-arrow:hover svg{transform:translateX(3px)}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-dark{background:var(--bg-dark);color:var(--paper)}
.section-light{background:var(--bg-light)}
.section-white{background:#fff}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;letter-spacing:.02em;
  background:var(--brand-100);color:#065B3E;
}
.section-dark .eyebrow{background:rgba(15,203,138,.14);color:var(--brand-500)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:32px;margin-top:16px}
.section-head p{margin-top:14px;font-size:16px;color:var(--ink-2)}
.section-dark .section-head p{color:var(--paper-2)}
.section-head-center{margin-left:auto;margin-right:auto;text-align:center}
.badge{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;line-height:1.6;
  background:var(--accent-100);color:#4126C4;
}
.badge-green{background:var(--brand-100);color:#065B3E}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--bg-dark);color:var(--paper);
  padding:150px 0 84px;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.24;
}
.hero-glow{
  position:absolute;inset:0;
  background:
    radial-gradient(700px 340px at 16% 8%,rgba(15,203,138,.24),transparent 68%),
    radial-gradient(620px 320px at 90% 82%,rgba(108,76,241,.24),transparent 68%);
}
.hero-fade{
  position:absolute;left:0;right:0;bottom:0;height:150px;
  background:linear-gradient(180deg,rgba(13,17,23,0),var(--bg-dark));
}
.hero .container{position:relative;z-index:3}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.hero h1{font-size:48px;margin-top:22px;color:#fff}
.hero h1 em{font-style:normal;color:var(--brand-500)}
.hero-sub{margin-top:20px;font-size:17px;color:var(--paper-2);max-width:30em}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-figure{position:relative}
.hero-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid var(--line-dark);
  background:#0B0F14;
}
.hero-figure::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-img);
  background:linear-gradient(180deg,rgba(13,17,23,0) 45%,rgba(13,17,23,.55));
  pointer-events:none;
}
.trust-bar{
  margin-top:52px;
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.trust-item{
  padding:16px 18px;border-radius:16px;
  background:rgba(21,27,36,.72);
  border:1px solid var(--line-dark);
  box-shadow:inset 0 0 24px rgba(15,203,138,.05);
}
.trust-item dt{font-size:12px;color:var(--paper-2);margin-bottom:6px}
.trust-item dd{margin:0;font-size:16px;font-weight:600;color:#fff;font-variant-numeric:tabular-nums}

/* ---------- 功能截图轨道 ---------- */
.shots-wrap{position:relative}
.shots{
  display:flex;gap:24px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 26px;
  scrollbar-width:none;
}
.shots::-webkit-scrollbar{display:none}
.shot{
  flex:0 0 clamp(260px,46%,520px);
  scroll-snap-align:start;
}
.shot-thumb{
  position:relative;
  aspect-ratio:16/9;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line-light);
  background:#0B0F14;
}
.shot-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease)}
.shot:hover .shot-thumb img{transform:scale(1.04)}
.shot-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,17,23,0),rgba(13,17,23,.34));
}
.shot h3{margin-top:18px;font-size:19px}
.shot p{margin-top:8px;font-size:15px;color:var(--ink-2)}
.shot-dots{display:flex;gap:8px;justify-content:center;margin-top:6px}
.shot-dots span{width:7px;height:7px;border-radius:50%;background:#CDD5E0}
.shot-dots span.is-on{width:22px;border-radius:4px;background:var(--brand-500)}

/* ---------- 系统要求 ---------- */
.req-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.req-card{
  background:var(--card-light);
  border:1px solid var(--line-light);
  border-radius:var(--r-card);
  padding:26px 24px;
  box-shadow:var(--sh-card);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.req-card:hover{transform:translateY(-2px);box-shadow:var(--sh-lift);border-color:#D3DBE6}
.req-icon{
  width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-600);
  margin-bottom:18px;
}
.req-icon svg{width:21px;height:21px}
.req-card h3{font-size:17px}
.req-value{margin-top:12px;font-size:22px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.req-note{margin-top:8px;font-size:13px;color:var(--ink-2);line-height:1.7}

/* ---------- 评价墙 ---------- */
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.review-card{
  padding:24px;border-radius:var(--r-card);
  background:var(--panel-dark);
  border:1px solid var(--line-dark);
  box-shadow:inset 0 0 30px rgba(15,203,138,.05);
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease);
}
.review-card:hover{transform:translateY(-2px);border-color:rgba(15,203,138,.42)}
.review-card:nth-child(2){margin-top:28px}
.review-card:nth-child(4){margin-top:28px}
.review-top{display:flex;align-items:center;gap:14px}
.avatar{
  width:44px;height:44px;flex:0 0 44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:#062A1D;
  background:linear-gradient(140deg,var(--brand-500),#7CE7C0);
}
.avatar.purple{background:linear-gradient(140deg,var(--accent-500),#A692FF);color:#fff}
.review-name{font-size:15px;font-weight:600;color:#fff}
.review-time{font-size:12px;color:var(--paper-2);margin-top:2px}
.stars{display:flex;gap:3px;margin-top:16px}
.stars i{width:14px;height:14px;background:var(--brand-500);clip-path:polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);display:block}
.review-text{margin-top:14px;font-size:15px;color:var(--paper-2);line-height:1.8}

/* ---------- 下载区 ---------- */
.download-card{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:26px;
  box-shadow:var(--sh-card);
  padding:52px 44px;
  text-align:center;
}
.download-card h2{font-size:30px;margin-top:16px}
.download-card > p{margin-top:14px;color:var(--ink-2);font-size:16px}
.download-actions{
  display:flex;flex-direction:column;align-items:center;gap:18px;margin-top:32px;
}
.download-sub{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.qr-row{
  display:flex;align-items:center;justify-content:center;gap:22px;
  margin-top:34px;padding-top:30px;border-top:1px dashed var(--line-light);
}
.qr-box{
  width:132px;height:132px;flex:0 0 132px;border-radius:var(--r-img);
  border:1px solid var(--line-light);
  background:
    repeating-linear-gradient(45deg,#F0F3F7 0 8px,#E6EBF2 8px 16px);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:600;color:var(--ink-2);text-align:center;
  padding:10px;
}
.qr-text{text-align:left;max-width:320px}
.qr-text strong{display:block;font-size:16px;margin-bottom:8px}
.qr-text span{font-size:14px;color:var(--ink-2)}
.download-fine{margin-top:24px;font-size:13px;color:var(--ink-2)}

/* ---------- 最新信息（CMS 区域） ---------- */
.posts-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.posts-head h2{font-size:32px;margin-top:16px}
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post-card{
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-lift);border-color:#D3DBE6}
.post-cover{
  aspect-ratio:16/9;overflow:hidden;background:#0B0F14;
}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease)}
.post-card:hover .post-cover img{transform:scale(1.05)}
.post-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto}
.post-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.post-date{font-size:12px;color:var(--ink-2);font-variant-numeric:tabular-nums}
.post-card h3{
  font-size:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card h3 a:hover{color:var(--brand-600)}
.post-summary{
  margin-top:12px;font-size:14px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-more{margin-top:18px;font-size:13px;font-weight:600;color:var(--brand-600)}
.empty-state{
  grid-column:1/-1;
  padding:64px 24px;
  border:1px dashed var(--line-light);
  border-radius:var(--r-card);
  background:#fff;
  text-align:center;
}
.empty-state .empty-icon{
  width:52px;height:52px;margin:0 auto 18px;border-radius:16px;
  background:var(--brand-100);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;
}
.empty-state .empty-icon svg{width:24px;height:24px}
.empty-state p{color:var(--ink-2);font-size:15px;margin-bottom:20px}

/* ---------- FAQ ---------- */
.faq-list{max-width:840px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line-light)}
.faq-item:first-child{border-top:1px solid var(--line-light)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;
  font-size:17px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;
  transition:color var(--t) var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-600)}
.faq-plus{position:relative;width:16px;height:16px;flex:0 0 16px}
.faq-plus::before,.faq-plus::after{
  content:"";position:absolute;background:var(--brand-600);border-radius:2px;
  transition:transform var(--t) var(--ease);
}
.faq-plus::before{left:0;top:7px;width:16px;height:2px}
.faq-plus::after{left:7px;top:0;width:2px;height:16px}
.faq-item[open] .faq-plus::after{transform:scaleY(0)}
.faq-item[open] summary{color:var(--brand-600)}
.faq-answer{padding:0 44px 24px 4px;font-size:15px;line-height:1.8;color:var(--ink-2)}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-dark);color:var(--paper);
  padding:80px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(560px 260px at 22% 30%,rgba(15,203,138,.22),transparent 70%),
    radial-gradient(520px 260px at 82% 72%,rgba(108,76,241,.22),transparent 70%);
}
.cta-band .container{position:relative;z-index:2}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  padding:40px 44px;
  border-radius:26px;
  background:rgba(21,27,36,.72);
  border:1px solid var(--line-dark);
  box-shadow:inset 0 0 40px rgba(15,203,138,.06);
}
.cta-inner h2{font-size:28px;color:#fff}
.cta-inner p{margin-top:12px;color:var(--paper-2);font-size:15px;max-width:34em}
.cta-inner .btn{flex:0 0 auto}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;overflow:hidden;
  background:#0A0E13;color:var(--paper-2);
  padding:76px 0 0;
}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  opacity:.06;
}
.site-footer .container{position:relative;z-index:2}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:52px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand .brand-text{font-size:16px;color:#fff}
.footer-about{font-size:14px;line-height:1.85;max-width:32em}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:18px;letter-spacing:0}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:var(--paper-2)}
.footer-col a:hover{color:var(--brand-500)}
.footer-bottom{
  border-top:1px solid var(--line-dark);
  padding:22px 0 26px;
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:13px;
}
.footer-bottom .legal{display:flex;flex-wrap:wrap;gap:18px}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero h1{font-size:40px}
  .posts-grid{grid-template-columns:repeat(2,1fr)}
  .req-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-col.footer-contact{grid-column:1/-1}
}
@media (max-width:1023px){
  .dock-nav{display:none}
  .burger{display:flex}
  .hero{padding:132px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-figure{order:-1}
  .hero-sub{max-width:none}
  .section{padding:76px 0}
  .section-head h2{font-size:28px}
  .review-grid{grid-template-columns:1fr}
  .review-card:nth-child(2),.review-card:nth-child(4){margin-top:0}
  .cta-inner{flex-direction:column;align-items:flex-start;text-align:left}
}
@media (max-width:767px){
  body{font-size:15px}
  .container{padding:0 20px}
  .site-header{padding:12px 14px}
  .dock{padding:8px 10px 8px 14px;gap:12px}
  .brand-text{font-size:14px}
  .dock-actions .btn-primary{display:none}
  .hero{padding:118px 0 58px}
  .hero h1{font-size:28px}
  .hero-sub{font-size:15px}
  .btn{height:48px;padding:0 22px;font-size:14px}
  .hero-cta{gap:12px}
  .hero-cta .btn{flex:1 1 100%}
  .trust-bar{grid-template-columns:repeat(2,1fr);margin-top:36px;gap:12px}
  .trust-item{padding:14px}
  .trust-item dd{font-size:15px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .section-head h2{font-size:22px}
  .section-head p{font-size:15px}
  .shot{flex:0 0 84%}
  .shot h3{font-size:17px}
  .req-grid{grid-template-columns:1fr;gap:16px}
  .req-card{padding:22px 20px}
  .posts-grid{grid-template-columns:1fr;gap:18px}
  .posts-head{flex-direction:column;align-items:flex-start;gap:14px}
  .posts-head h2{font-size:22px}
  .download-card{padding:34px 22px;border-radius:20px}
  .download-card h2{font-size:22px}
  .download-sub{width:100%}
  .download-sub .btn{flex:1 1 100%}
  .qr-row{flex-direction:column;align-items:center;gap:18px}
  .qr-text{text-align:center}
  .faq-item summary{font-size:16px;padding:18px 2px}
  .faq-answer{padding:0 24px 20px 2px;font-size:14px}
  .cta-band{padding:56px 0}
  .cta-inner{padding:28px 22px;border-radius:20px;gap:24px}
  .cta-inner h2{font-size:22px}
  .cta-inner .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (max-width:480px){
  .brand-text{max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .hero h1{font-size:26px}
  .shot{flex:0 0 90%}
  .trust-item dd{font-size:14px}
  .badge{font-size:11px}
}

/* roulang page: article */
:root{
  --brand-500:#0FCB8A;
  --brand-600:#0A9E6C;
  --brand-50:#C9F7E7;
  --accent-500:#6C4CF1;
  --accent-50:#EDE8FF;
  --warm-500:#FF6A2C;
  --warm-600:#FF8348;
  --bg-dark:#0D1117;
  --panel-dark:#151B24;
  --line-dark:#242C3A;
  --bg-light:#F5F7FA;
  --card:#FFFFFF;
  --line-light:#E3E8EF;
  --ink:#10141B;
  --ink-2:#5A6473;
  --ink-on-dark:#F2F5F9;
  --ink-on-dark-2:#A8B2C1;
  --r-card:18px;
  --r-img:14px;
  --r-pill:999px;
  --r-input:12px;
  --r-badge:8px;
  --shadow-card:0 1px 2px rgba(16,20,27,.04), 0 12px 28px rgba(16,20,27,.06);
  --shadow-soft:0 1px 2px rgba(16,20,27,.05);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*{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","Helvetica Neue",Inter,Manrope,Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg-light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),opacity .2s var(--ease)}
button,input{font:inherit}
button{cursor:pointer;background:none;border:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-.02em;font-weight:700}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
::selection{background:rgba(15,203,138,.28)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section-head{margin-bottom:40px;max-width:720px}
.section-head h2{font-size:32px;margin-bottom:12px}
.section-head p{color:var(--ink-2);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--brand-600);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--brand-500)}

/* ============ Dock 导航 ============ */
.site-header{
  position:fixed;top:16px;left:0;right:0;z-index:80;
  display:flex;justify-content:center;padding:0 24px;
}
.dock{
  position:relative;
  width:100%;max-width:1080px;
  display:flex;align-items:center;gap:20px;
  height:64px;padding:0 14px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(13,17,23,.78);
  border:1px solid rgba(255,255,255,.09);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 18px 44px rgba(5,8,12,.34);
  transition:height .22s var(--ease),background .22s var(--ease);
  color:var(--ink-on-dark);
}
.site-header.is-scrolled .dock{height:56px;background:rgba(13,17,23,.93)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand-500),#48F0B4);
  box-shadow:0 0 0 1px rgba(15,203,138,.35),0 6px 16px rgba(15,203,138,.28);
}
.brand-mark svg{width:18px;height:18px}
.brand-text{font-size:15px;font-weight:600;letter-spacing:-.01em;white-space:nowrap}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1 1 auto}
.nav-link{
  position:relative;display:inline-block;
  padding:8px 14px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--ink-on-dark-2);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link.is-active{color:#fff;background:rgba(15,203,138,.13)}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:-1px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;
  background:var(--brand-500);box-shadow:0 0 10px rgba(15,203,138,.9);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-pill);
  display:grid;place-items:center;
  color:var(--ink-on-dark-2);
  border:1px solid rgba(255,255,255,.1);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.icon-btn svg{width:18px;height:18px}
.icon-btn:hover{color:#fff;border-color:rgba(15,203,138,.55);background:rgba(15,203,138,.12)}
.search-panel{
  position:absolute;top:calc(100% + 12px);right:16px;width:320px;
  background:var(--panel-dark);border:1px solid var(--line-dark);
  border-radius:16px;padding:14px;
  box-shadow:0 22px 48px rgba(4,7,11,.5);
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s var(--ease);
}
.search-panel.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.search-panel label{display:block;font-size:13px;color:var(--ink-on-dark-2);margin-bottom:8px}
.search-form{display:flex;gap:8px}
.search-form input{
  flex:1;height:40px;padding:0 12px;border-radius:var(--r-input);
  background:#0B0F14;border:1px solid var(--line-dark);color:var(--ink-on-dark);
}
.search-form input::placeholder{color:#6B7686}
.search-form input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(15,203,138,.18)}
.burger{display:none;width:38px;height:38px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.1);position:relative}
.burger span,.burger span::before,.burger span::after{
  position:absolute;left:50%;width:16px;height:2px;border-radius:2px;background:#E7ECF3;
  transform:translateX(-50%);transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.burger span{top:18px}
.burger span::before{content:"";top:-6px;left:0;transform:none}
.burger span::after{content:"";top:6px;left:0;transform:none}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}
.dock-panel{
  position:absolute;top:calc(100% + 12px);left:0;right:0;
  max-height:70vh;overflow:auto;
  background:rgba(17,22,29,.98);border:1px solid var(--line-dark);
  border-radius:20px;padding:12px;
  box-shadow:0 24px 52px rgba(4,7,11,.55);
  display:none;
}
.dock-panel.is-open{display:block}
.dock-panel a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-radius:14px;color:var(--ink-on-dark);font-size:15px;
}
.dock-panel a:hover,.dock-panel a.is-active{background:rgba(15,203,138,.12);color:#fff}
.dock-panel .panel-cta{margin-top:8px;justify-content:center;background:var(--warm-500);color:#1A0C04;font-weight:600}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn svg{width:18px;height:18px;flex:0 0 18px}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--warm-500);color:#200D03;box-shadow:0 10px 24px rgba(255,106,44,.3)}
.btn-primary:hover{background:var(--warm-600);transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,106,44,.38)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{border:1px solid rgba(15,203,138,.55);color:var(--brand-500)}
.btn-outline:hover{background:rgba(15,203,138,.12);color:#5BE9B6;transform:translateY(-2px)}
.btn-ghost{color:var(--brand-600);padding:0 6px;height:auto;font-weight:600}
.btn-ghost:hover{color:var(--brand-500)}
.btn-ghost::after{content:"→";margin-left:6px;transition:transform .2s var(--ease)}
.btn-ghost:hover::after{transform:translateX(3px)}
.btn-light{background:#fff;color:var(--ink);box-shadow:var(--shadow-card)}
.btn-light:hover{transform:translateY(-2px)}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;transform:none}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge-brand{background:var(--brand-50);color:#06694A}
.badge-accent{background:var(--accent-50);color:#4B31C4}
.badge-dark{background:rgba(15,203,138,.14);color:#5BE9B6;border:1px solid rgba(15,203,138,.28)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:32px 0 8px}
.tag{
  padding:7px 14px;border-radius:var(--r-pill);font-size:13px;
  background:#fff;border:1px solid var(--line-light);color:var(--ink-2);
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.tag:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px)}

/* ============ 文章首屏 ============ */
.article-hero{
  position:relative;overflow:hidden;
  background:var(--bg-dark);color:var(--ink-on-dark);
  padding:148px 0 96px;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;
  opacity:.22;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(600px 320px at 12% 8%,rgba(15,203,138,.22),transparent 70%),
    radial-gradient(560px 340px at 88% 92%,rgba(108,76,241,.22),transparent 72%);
}
.hero-inner{position:relative;z-index:2;max-width:900px}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--ink-on-dark-2);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:var(--brand-500)}
.breadcrumb a:hover{color:#5BE9B6}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{
  color:#C9D2DE;max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.article-hero h1{
  font-size:clamp(28px,4vw,46px);
  color:#fff;margin-bottom:22px;letter-spacing:-.025em;
}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13.5px;color:var(--ink-on-dark-2)}
.hero-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.3)}
.hero-meta strong{color:#E7EEF6;font-weight:600}

/* ============ 文章布局 ============ */
.article-wrap{padding:0 0 96px}
.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 240px;
  gap:56px;justify-content:center;align-items:start;
}
.article-card{
  background:var(--card);border:1px solid var(--line-light);
  border-radius:var(--r-card);box-shadow:var(--shadow-card);
  padding:44px 46px;margin-top:-52px;position:relative;z-index:3;
}
.article-body{font-size:16.5px;line-height:1.85;color:#232B36;overflow-wrap:break-word}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-size:24px;color:var(--ink);
  margin:2em 0 .7em;padding-left:14px;border-left:4px solid var(--brand-500);
}
.article-body h3{font-size:19.5px;color:var(--ink);margin:1.7em 0 .6em}
.article-body h4{font-size:17px;color:var(--ink);margin:1.4em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.article-body ul li{list-style:disc;margin-bottom:.5em}
.article-body ol li{list-style:decimal;margin-bottom:.5em}
.article-body li::marker{color:var(--brand-600)}
.article-body img{border-radius:var(--r-img);margin:1.6em auto;width:100%;height:auto}
.article-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:#06694A}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;border-left:3px solid var(--brand-500);
  background:rgba(201,247,231,.42);border-radius:0 12px 12px 0;color:#234036;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body code{
  background:#EEF2F7;border:1px solid var(--line-light);border-radius:6px;
  padding:2px 6px;font-size:14px;color:#3A4757;
}
.article-body pre{
  background:#0D1117;color:#D7E2EE;border-radius:14px;padding:18px 20px;
  overflow-x:auto;font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-body pre code{background:none;border:none;color:inherit;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;border-radius:12px;overflow:hidden}
.article-body th,.article-body td{border:1px solid var(--line-light);padding:11px 14px;text-align:left}
.article-body th{background:#F0F4F9;font-weight:600}
.article-body tbody tr:nth-child(even){background:#FAFCFE}
.article-body hr{border:none;border-top:1px solid var(--line-light);margin:2.2em 0}
.article-body figcaption{font-size:13px;color:var(--ink-2);text-align:center;margin-top:-.8em}

.empty-state{
  text-align:center;padding:52px 20px;
  border:1px dashed var(--line-light);border-radius:16px;background:#FAFCFE;
}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--ink-2);margin-bottom:22px}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:104px;display:grid;gap:18px;margin-top:-52px;z-index:3}
.side-card{
  background:#fff;border:1px solid var(--line-light);border-radius:16px;
  padding:20px;box-shadow:var(--shadow-soft);
}
.side-card h2{font-size:15px;margin-bottom:14px;color:var(--ink)}
.side-card ul{display:grid;gap:2px}
.side-card li a{
  display:block;font-size:14px;color:var(--ink-2);padding:8px 10px;border-radius:10px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.side-card li a:hover{background:rgba(15,203,138,.1);color:var(--brand-600)}
.side-card.side-note{background:linear-gradient(180deg,#0F1720,#151B24);border-color:var(--line-dark);color:var(--ink-on-dark)}
.side-card.side-note h2{color:#fff}
.side-card.side-note p{font-size:13.5px;color:var(--ink-on-dark-2);line-height:1.7}
.side-skeleton{height:96px;border-radius:14px;border:1px dashed var(--line-light);background:repeating-linear-gradient(135deg,#F4F7FA,#F4F7FA 10px,#EDF2F7 10px,#EDF2F7 20px)}

/* ============ 翻页卡 / 相关推荐 ============ */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:34px 0 0}
.post-card{
  display:block;background:#fff;border:1px solid var(--line-light);border-radius:16px;
  padding:20px;box-shadow:var(--shadow-soft);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.post-card:hover{transform:translateY(-3px);border-color:rgba(15,203,138,.55);box-shadow:var(--shadow-card)}
.post-card .label{font-size:12px;color:var(--brand-600);font-weight:600;letter-spacing:.04em}
.post-card h3{font-size:16px;margin:8px 0 6px}
.post-card p{font-size:14px;color:var(--ink-2);line-height:1.7}
.post-card.next{text-align:right}
.related{margin-top:56px}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.related-head h2{font-size:22px}
.related-head p{font-size:14px;color:var(--ink-2);margin-top:6px}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:20px}
.mini-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line-light);
  border-radius:16px;overflow:hidden;box-shadow:var(--shadow-soft);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:rgba(15,203,138,.5)}
.mini-card .thumb{aspect-ratio:16/9;background:#1A222C;position:relative;overflow:hidden}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover}
.mini-card .body{padding:16px 16px 18px}
.mini-card h3{font-size:15.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-card .meta{margin-top:10px;font-size:12.5px;color:var(--ink-2)}
.back-link{display:inline-flex;align-items:center;gap:8px;margin-top:34px;font-size:14.5px;font-weight:600;color:var(--brand-600)}
.back-link:hover{color:var(--brand-500);gap:12px}

/* ============ FAQ ============ */
.faq{margin-top:72px}
.faq-list{border-top:1px solid var(--line-light)}
.faq-item{border-bottom:1px solid var(--line-light)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:17px;font-weight:600;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:400;color:var(--brand-600);
  transition:transform .22s var(--ease);line-height:1;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .answer{padding:0 0 22px;font-size:15px;color:var(--ink-2);line-height:1.8;max-width:760px}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;overflow:hidden;margin-top:88px;
  background:var(--bg-dark);border-radius:24px;
  padding:56px 48px;color:var(--ink-on-dark);
  border:1px solid var(--line-dark);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-3.png) center/cover no-repeat;opacity:.16;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(520px 260px at 82% 20%,rgba(15,203,138,.24),transparent 72%);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{font-size:30px;color:#fff;margin-bottom:12px}
.cta-inner p{color:var(--ink-on-dark-2);max-width:560px;font-size:15.5px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;overflow:hidden;
  background:var(--bg-dark);color:var(--ink-on-dark-2);
  padding:72px 0 28px;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-1.png) center/cover no-repeat;opacity:.06;
}
.site-footer .container{position:relative;z-index:2}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-about{font-size:14px;line-height:1.8;max-width:320px}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--ink-on-dark-2)}
.footer-col a:hover{color:var(--brand-500)}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;
}
.footer-bottom .legal{display:flex;gap:20px;flex-wrap:wrap}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .article-side{position:static;margin-top:0;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .section{padding:72px 0}
  .article-card{padding:34px 30px;margin-top:-40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .dock-nav{display:none}
  .burger{display:block}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .container{padding:0 20px}
  .section{padding:56px 0}
  .site-header{top:10px;padding:0 14px}
  .dock{height:58px;padding:0 10px 0 14px;gap:10px}
  .brand-text{font-size:13.5px;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .dock-actions .btn-primary{display:none}
  .search-panel{width:calc(100vw - 40px);right:-4px}
  .article-hero{padding:118px 0 72px}
  .hero-meta{font-size:13px;gap:10px}
  .breadcrumb .current{max-width:180px}
  .article-card{padding:26px 20px;margin-top:-34px;border-radius:16px}
  .article-body{font-size:16px}
  .article-body h2{font-size:21px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .post-nav{grid-template-columns:1fr}
  .post-card.next{text-align:left}
  .related-grid{grid-template-columns:1fr}
  .faq-item summary{font-size:15.5px;padding:17px 0}
  .cta-band{padding:34px 22px;border-radius:20px;margin-top:60px}
  .cta-inner h2{font-size:22px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:10px}
}
@media (max-width:480px){
  .hero-inner h1{font-size:26px}
  .btn{height:48px;font-size:15px}
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root{
  --brand-500:#0FCB8A;
  --brand-600:#0A9E6C;
  --brand-100:#C9F7E7;
  --accent-500:#6C4CF1;
  --accent-100:#EDE8FF;
  --warm-500:#FF6A2C;
  --warm-600:#FF8348;

  --bg-dark:#0D1117;
  --panel-dark:#151B24;
  --line-dark:#242C3A;
  --bg-light:#F5F7FA;
  --card:#FFFFFF;
  --line-light:#E3E8EF;

  --ink:#10141B;
  --ink-2:#5A6473;
  --ink-on-dark:#F2F5F9;
  --ink-on-dark-2:#A8B2C1;

  --r-card:18px;
  --r-img:14px;
  --r-pill:999px;
  --r-input:12px;
  --r-badge:8px;

  --shadow-card:0 1px 2px rgba(16,20,27,.04), 0 12px 28px rgba(16,20,27,.06);
  --shadow-card-hover:0 2px 4px rgba(16,20,27,.05), 0 18px 38px rgba(16,20,27,.10);
  --glow-brand:inset 0 0 0 1px rgba(15,203,138,.10), 0 0 24px rgba(15,203,138,.06);

  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:220ms;
}

/* ===== reset / base ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Inter","Manrope","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg-light);
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-.02em;font-weight:700;}
ul,ol{list-style:none;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}

.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* ===== 浮动 Dock 导航 ===== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:80;padding:16px 16px 0;pointer-events:none;}
.dock{
  pointer-events:auto;
  max-width:1080px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:20px;
  padding:10px 12px 10px 18px;
  border-radius:var(--r-pill);
  background:rgba(13,17,23,.82);
  border:1px solid rgba(36,44,58,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 10px 30px rgba(6,10,16,.28);
  transition:padding var(--dur) var(--ease), background var(--dur) var(--ease);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand-500),var(--accent-500));
  flex:0 0 auto;
}
.brand-mark svg{width:19px;height:19px;}
.brand-text{
  color:var(--ink-on-dark);
  font-size:16px;font-weight:600;letter-spacing:-.01em;white-space:nowrap;
}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  display:inline-block;
  padding:9px 14px;
  font-size:14.5px;
  color:var(--ink-on-dark-2);
  border-radius:var(--r-pill);
  position:relative;
  transition:color var(--dur) var(--ease), background var(--dur) var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--ink-on-dark);background:rgba(255,255,255,.06);}
.nav-link.is-active{color:var(--ink-on-dark);background:rgba(15,203,138,.12);}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:2px;width:22px;height:2px;border-radius:2px;
  background:var(--brand-500);box-shadow:0 0 10px rgba(15,203,138,.8);
}
.dock-actions{display:flex;align-items:center;gap:8px;margin-left:auto;}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink-on-dark-2);
  border:1px solid rgba(36,44,58,.9);
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{color:var(--brand-500);border-color:rgba(15,203,138,.5);background:rgba(15,203,138,.08);}
.burger{display:none;width:38px;height:38px;border-radius:var(--r-pill);border:1px solid rgba(36,44,58,.9);position:relative;}
.burger span,.burger span::before,.burger span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--ink-on-dark);
  transition:transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.burger span{top:50%;margin-top:-1px;}
.burger span::before{content:"";top:-5px;left:0;transform:none;}
.burger span::after{content:"";top:5px;left:0;transform:none;}
.burger[aria-expanded="true"] span{background:transparent;}
.burger[aria-expanded="true"] span::before{transform:rotate(45deg) translateY(5px);}
.burger[aria-expanded="true"] span::after{transform:rotate(-45deg) translateY(-5px);}

.search-panel{
  position:absolute;right:16px;top:70px;
  width:320px;max-width:calc(100vw - 32px);
  background:var(--panel-dark);
  border:1px solid var(--line-dark);
  border-radius:16px;
  padding:14px;
  box-shadow:0 22px 48px rgba(6,10,16,.5);
  display:none;
}
.search-panel.is-open{display:block;}
.search-panel label{display:block;font-size:13px;color:var(--ink-on-dark-2);margin-bottom:8px;}
.search-panel input{
  width:100%;height:44px;padding:0 14px;
  border-radius:var(--r-input);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line-dark);
  color:var(--ink-on-dark);
  transition:border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.search-panel input::placeholder{color:#6B7688;}
.search-panel input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(15,203,138,.18);}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;letter-spacing:.01em;
  transition:transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), opacity var(--dur) var(--ease);
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;flex:0 0 auto;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--warm-500);color:#FFFFFF;box-shadow:0 8px 22px rgba(255,106,44,.28);}
.btn-primary:hover{background:var(--warm-600);transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,106,44,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border:1.5px solid rgba(15,203,138,.6);color:var(--brand-600);background:transparent;}
.btn-outline:hover{background:rgba(15,203,138,.10);transform:translateY(-2px);}
.btn-on-dark{background:transparent;border:1.5px solid rgba(242,245,249,.28);color:var(--ink-on-dark);}
.btn-on-dark:hover{border-color:var(--brand-500);color:var(--brand-500);transform:translateY(-2px);}
.btn-ghost{color:var(--brand-600);padding:0 8px;height:auto;}
.btn-ghost:hover{color:var(--brand-500);}
.btn-ghost svg{width:16px;height:16px;transition:transform var(--dur) var(--ease);}
.btn-ghost:hover svg{transform:translateX(3px);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;transform:none;box-shadow:none;}

/* ===== 通用板块 ===== */
main{padding-top:92px;}
.section{padding:88px 0;}
.section--dark{background:var(--bg-dark);color:var(--ink-on-dark);}
.section--tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--brand-600);
  background:var(--brand-100);
  padding:6px 13px;border-radius:var(--r-badge);
  margin-bottom:16px;
}
.section--dark .eyebrow{color:var(--brand-500);background:rgba(15,203,138,.12);}
.section-title{font-size:32px;margin-bottom:14px;}
.section-sub{font-size:16px;color:var(--ink-2);}
.section--dark .section-sub{color:var(--ink-on-dark-2);}

/* ===== 面包屑 ===== */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--ink-on-dark-2);
  margin-bottom:22px;
}
.crumbs a{color:var(--ink-on-dark-2);transition:color var(--dur) var(--ease);}
.crumbs a:hover{color:var(--brand-500);}
.crumbs .sep{opacity:.5;}
.crumbs .current{color:var(--ink-on-dark);}

/* ===== Hero ===== */
.page-hero{
  position:relative;
  background-color:var(--bg-dark);
  background-image:
    radial-gradient(760px 380px at 12% 0%, rgba(15,203,138,.18), transparent 62%),
    radial-gradient(620px 340px at 92% 22%, rgba(108,76,241,.22), transparent 66%),
    linear-gradient(180deg, rgba(13,17,23,.90), rgba(13,17,23,.97)),
    url('/assets/images/backpic/back-1.png');
  background-size:auto,auto,cover,cover;
  background-position:center,center,center,center;
  color:var(--ink-on-dark);
  padding:78px 0 84px;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(15,203,138,.5),transparent);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.page-hero h1{font-size:48px;margin-bottom:20px;}
.page-hero h1 .hl{
  background:linear-gradient(100deg,var(--brand-500),#6EE7C0);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:17px;color:var(--ink-on-dark-2);max-width:560px;margin-bottom:30px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.trust-row{display:flex;flex-wrap:wrap;gap:12px;}
.trust-item{
  display:flex;flex-direction:column;gap:2px;
  padding:12px 18px;border-radius:14px;
  background:rgba(21,27,36,.86);
  border:1px solid var(--line-dark);
  box-shadow:var(--glow-brand);
  min-width:132px;
}
.trust-k{font-size:12px;letter-spacing:.05em;color:var(--ink-on-dark-2);}
.trust-v{font-size:16px;font-weight:600;color:var(--ink-on-dark);}
.hero-visual{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line-dark);
  box-shadow:0 30px 60px rgba(4,8,14,.5), var(--glow-brand);
  aspect-ratio:4/3;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual .visual-tag{
  position:absolute;left:16px;bottom:16px;
  padding:9px 15px;border-radius:var(--r-pill);
  background:rgba(13,17,23,.82);
  border:1px solid var(--line-dark);
  backdrop-filter:blur(8px);
  font-size:13px;color:var(--ink-on-dark);
}

/* ===== 分栏：粘性摘要 + 时间线 ===== */
.split{display:grid;grid-template-columns:340px minmax(0,1fr);gap:32px;align-items:start;}
.summary-card{
  position:sticky;top:104px;
  background:var(--card);
  border:1px solid var(--line-light);
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--shadow-card);
}
.summary-card h3{font-size:19px;margin-bottom:6px;}
.summary-card .summary-note{font-size:13.5px;color:var(--ink-2);margin-bottom:18px;}
.summary-list{display:flex;flex-direction:column;gap:2px;}
.summary-item{
  display:flex;align-items:flex-start;gap:11px;
  padding:11px 0;
  border-bottom:1px dashed var(--line-light);
  font-size:14.5px;color:var(--ink);
}
.summary-list .summary-item:last-child{border-bottom:0;padding-bottom:0;}
.summary-dot{
  width:22px;height:22px;border-radius:999px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-600);
  font-size:12px;font-weight:700;margin-top:2px;
}
.summary-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  margin-top:20px;height:46px;border-radius:var(--r-pill);
  background:var(--brand-100);color:var(--brand-600);
  font-size:14.5px;font-weight:600;
  transition:background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.summary-cta:hover{background:var(--brand-500);color:#062A1D;}

.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,rgba(15,203,138,.9),rgba(108,76,241,.5),rgba(227,232,239,.9));
  border-radius:2px;
}
.tl-item{
  position:relative;
  display:flex;gap:20px;
  background:var(--card);
  border:1px solid var(--line-light);
  border-radius:var(--r-card);
  padding:20px;
  margin-bottom:20px;
  box-shadow:var(--shadow-card);
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.tl-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-card-hover);border-color:rgba(15,203,138,.45);}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:28px;
  width:12px;height:12px;border-radius:999px;
  background:var(--card);
  border:3px solid var(--brand-500);
  box-shadow:0 0 0 4px rgba(15,203,138,.14);
}
.tl-thumb{
  width:118px;flex:0 0 auto;
  aspect-ratio:4/3;
  border-radius:var(--r-img);
  overflow:hidden;
  background:linear-gradient(140deg,#1B2230,#10151D);
}
.tl-thumb img{width:100%;height:100%;object-fit:cover;}
.tl-body{min-width:0;flex:1;}
.tl-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px;}
.tl-title{font-size:17.5px;font-weight:600;}
.tl-desc{font-size:14.5px;color:var(--ink-2);}
.tl-meta{font-size:13px;color:#8A93A2;margin-top:10px;}

.tag{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.tag-brand{background:var(--brand-100);color:var(--brand-600);}
.tag-accent{background:var(--accent-100);color:#4B32B8;}
.tag-warm{background:#FFEDE4;color:#C24A13;}
.tag-plain{background:#EEF1F5;color:var(--ink-2);}

/* ===== 要点卡 ===== */
.point-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.point-card{
  background:var(--card);
  border:1px solid var(--line-light);
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--shadow-card);
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.point-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card-hover);border-color:rgba(108,76,241,.35);}
.point-icon{
  width:44px;height:44px;border-radius:13px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent-100);color:#4B32B8;margin-bottom:16px;
}
.point-icon svg{width:21px;height:21px;}
.point-card:nth-child(2n) .point-icon{background:var(--brand-100);color:var(--brand-600);}
.point-title{font-size:19px;margin-bottom:9px;}
.point-text{font-size:14.5px;color:var(--ink-2);}

/* ===== FAQ ===== */
.faq{max-width:860px;margin:0 auto;border-top:1px solid var(--line-light);}
.faq-item{border-bottom:1px solid var(--line-light);}
.faq-item summary{
  list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;
  font-size:17px;font-weight:600;
  cursor:pointer;
  transition:color var(--dur) var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-600);}
.faq-mark{
  width:26px;height:26px;flex:0 0 auto;border-radius:999px;
  border:1px solid var(--line-light);
  display:inline-flex;align-items:center;justify-content:center;
  position:relative;
  transition:background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;background:var(--ink-2);border-radius:2px;
  transition:transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.faq-mark::before{width:11px;height:2px;}
.faq-mark::after{width:2px;height:11px;}
.faq-item[open] .faq-mark{background:var(--brand-500);border-color:var(--brand-500);}
.faq-item[open] .faq-mark::before,.faq-item[open] .faq-mark::after{background:#062A1D;}
.faq-item[open] .faq-mark::after{transform:scaleY(0);}
.faq-a{padding:0 4px 24px;font-size:15px;color:var(--ink-2);max-width:720px;}

/* ===== CTA 条 ===== */
.cta-band{
  background-color:var(--bg-dark);
  background-image:
    radial-gradient(560px 300px at 18% 10%, rgba(15,203,138,.20), transparent 64%),
    radial-gradient(520px 300px at 84% 90%, rgba(108,76,241,.24), transparent 66%),
    linear-gradient(180deg, rgba(13,17,23,.94), rgba(13,17,23,.98)),
    url('/assets/images/backpic/back-3.png');
  background-size:auto,auto,cover,cover;
  background-position:center;
  color:var(--ink-on-dark);
  padding:72px 0;
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  background:rgba(21,27,36,.7);
  border:1px solid var(--line-dark);
  border-radius:24px;
  padding:38px 40px;
  box-shadow:var(--glow-brand);
}
.cta-inner h2{font-size:28px;margin-bottom:10px;}
.cta-inner p{font-size:15px;color:var(--ink-on-dark-2);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}

/* ===== 页脚 ===== */
.site-footer{
  background-color:var(--bg-dark);
  background-image:linear-gradient(rgba(13,17,23,.96),rgba(13,17,23,.98)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:var(--ink-on-dark-2);
  padding:72px 0 28px;
  border-top:1px solid var(--line-dark);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{font-size:16px;}
.footer-about{font-size:14px;line-height:1.85;max-width:340px;color:var(--ink-on-dark-2);}
.footer-col h3{font-size:15px;color:var(--ink-on-dark);margin-bottom:16px;letter-spacing:0;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:var(--ink-on-dark-2);transition:color var(--dur) var(--ease);}
.footer-col a:hover{color:var(--brand-500);}
.footer-bottom{
  margin-top:52px;padding-top:22px;
  border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:13px;color:#7B8798;
}
.footer-bottom .legal{display:flex;flex-wrap:wrap;gap:18px;}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .dock-nav{gap:0;}
  .nav-link{padding:9px 11px;font-size:14px;}
  .split{grid-template-columns:300px minmax(0,1fr);}
  .hero-grid{gap:40px;}
  .page-hero h1{font-size:40px;}
}
@media (max-width:1023px){
  .dock-nav{display:none;}
  .burger{display:inline-flex;align-items:center;justify-content:center;}
  .dock{position:relative;}
  .dock-nav.is-open{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    background:rgba(13,17,23,.96);
    border:1px solid var(--line-dark);
    border-radius:20px;
    padding:12px;
    max-height:70vh;overflow:auto;
    backdrop-filter:blur(14px);
    box-shadow:0 22px 48px rgba(6,10,16,.5);
  }
  .dock-nav.is-open .nav-link{padding:13px 14px;font-size:15px;}
  .dock-nav.is-open .nav-link.is-active::after{display:none;}
  .split{grid-template-columns:minmax(0,1fr);}
  .summary-card{position:static;}
  .hero-grid{grid-template-columns:minmax(0,1fr);}
  .hero-visual{order:-1;aspect-ratio:16/9;}
  .page-hero{padding:56px 0 64px;}
  .page-hero h1{font-size:34px;}
  .section{padding:72px 0;}
  .section-title{font-size:26px;}
  .point-grid{grid-template-columns:minmax(0,1fr);}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .container{padding:0 20px;}
  main{padding-top:84px;}
  .brand-text{font-size:14.5px;}
  .search-panel{right:0;left:0;top:66px;width:auto;}
  .page-hero h1{font-size:28px;}
  .hero-lead{font-size:15.5px;}
  .hero-cta .btn{width:100%;}
  .trust-item{flex:1 1 calc(50% - 12px);min-width:0;padding:10px 14px;}
  .trust-v{font-size:15px;}
  .tl-item{flex-direction:column;gap:14px;padding:18px;}
  .tl-thumb{width:100%;aspect-ratio:16/9;}
  .tl-item::before{left:-30px;top:24px;}
  .timeline{padding-left:30px;}
  .cta-inner h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;}
  .section{padding:56px 0;}
}
@media (max-width:480px){
  .brand-text{max-width:150px;overflow:hidden;text-overflow:ellipsis;}
  .btn{height:48px;padding:0 20px;font-size:15px;}
  .page-hero h1{font-size:25px;}
}

/* roulang page: category2 */
:root{
  --brand-500:#0FCB8A;
  --brand-600:#0A9E6C;
  --brand-700:#08694A;
  --brand-100:#C9F7E7;
  --accent-500:#6C4CF1;
  --accent-100:#EDE8FF;
  --warm-500:#FF6A2C;
  --warm-600:#FF8348;
  --bg-dark:#0D1117;
  --panel-dark:#151B24;
  --line-dark:#242C3A;
  --bg-light:#F5F7FA;
  --card-light:#FFFFFF;
  --line-light:#E3E8EF;
  --text-dark:#10141B;
  --text-muted:#5A6473;
  --text-light:#F2F5F9;
  --text-light-muted:#A8B2C1;
  --radius-card:18px;
  --radius-img:14px;
  --radius-pill:999px;
  --radius-input:12px;
  --radius-badge:8px;
  --shadow-soft:0 1px 2px rgba(16,20,27,.04), 0 12px 28px rgba(16,20,27,.06);
  --shadow-dock:0 18px 44px rgba(6,10,16,.38);
  --ease:cubic-bezier(.2,.7,.3,1);
  --s-1:4px; --s-2:8px; --s-3:12px; --s-4:16px; --s-5:24px; --s-6:32px; --s-7:48px; --s-8:72px; --s-9:96px;
  --font:"Inter","Manrope","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text-dark);
  background:var(--bg-light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-dark{background:var(--bg-dark);color:var(--text-light);}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.04em;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:rgba(15,203,138,.14);
  color:var(--brand-100);
  border:1px solid rgba(15,203,138,.32);
}
.eyebrow i{color:var(--brand-500);}
.eyebrow.on-light{background:var(--brand-100);color:var(--brand-700);border-color:#9CE9CB;}

.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{
  font-size:32px;line-height:1.25;letter-spacing:-.02em;font-weight:700;
  margin-bottom:12px;
}
.section-head p{color:var(--text-muted);font-size:16px;}
.section-dark .section-head p{color:var(--text-light-muted);}

/* ---------- Dock 导航 ---------- */
.dock{
  position:fixed;
  top:16px;left:50%;
  transform:translateX(-50%);
  width:min(1080px,calc(100% - 32px));
  display:flex;align-items:center;gap:18px;
  padding:10px 12px 10px 18px;
  border-radius:var(--radius-pill);
  background:rgba(13,17,23,.80);
  border:1px solid var(--line-dark);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-dock);
  z-index:80;
  transition:padding .22s var(--ease), background .22s var(--ease);
}
.dock.is-scrolled{
  padding:6px 12px 6px 16px;
  background:rgba(13,17,23,.92);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:32px;height:32px;flex:0 0 32px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:linear-gradient(140deg,var(--brand-500),#0BA875);
  box-shadow:0 6px 16px rgba(15,203,138,.30);
  transition:transform .2s var(--ease);
}
.brand-mark svg{width:18px;height:18px;}
.brand:hover .brand-mark{transform:translateY(-2px);}
.brand-text{
  font-size:15px;font-weight:700;letter-spacing:-.01em;
  color:var(--text-light);white-space:nowrap;
}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  font-size:14px;font-weight:500;
  color:var(--text-light-muted);
  border-radius:var(--radius-pill);
  white-space:nowrap;
}
.nav-link:hover{color:var(--text-light);background:rgba(255,255,255,.06);}
.nav-link.is-active{color:#fff;font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--brand-500);
  box-shadow:0 0 10px rgba(15,203,138,.85);
}
.dock-actions{margin-left:auto;display:flex;align-items:center;gap:10px;position:relative;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-light-muted);
  border:1px solid var(--line-dark);
  background:rgba(255,255,255,.03);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{color:var(--brand-500);border-color:rgba(15,203,138,.5);transform:translateY(-2px);}
.burger{
  display:none;width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line-dark);
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.03);
}
.burger span{
  display:block;width:16px;height:2px;border-radius:2px;background:var(--text-light);
  position:relative;transition:transform .22s var(--ease);
}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;background:var(--text-light);
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.burger span::before{top:-5px;}
.burger span::after{top:5px;}
.burger.is-open span{transform:rotate(45deg);}
.burger.is-open span::before{transform:translateY(5px) rotate(-90deg);}
.burger.is-open span::after{opacity:0;}

.search-panel{
  position:absolute;top:calc(100% + 12px);right:0;width:320px;
  padding:16px;border-radius:16px;
  background:#131922;border:1px solid var(--line-dark);
  box-shadow:var(--shadow-dock);
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s;
}
.search-panel.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.search-panel label{display:block;font-size:13px;color:var(--text-light-muted);margin-bottom:8px;}
.search-field{display:flex;gap:8px;}
.search-field input{
  flex:1;height:42px;padding:0 14px;border-radius:var(--radius-input);
  background:#0D1117;border:1px solid var(--line-dark);color:var(--text-light);
  font-size:14px;outline:none;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-field input::placeholder{color:#6C7787;}
.search-field input:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(15,203,138,.16);}
.search-field button{
  height:42px;padding:0 16px;border-radius:var(--radius-input);
  background:var(--brand-500);color:#062A1D;font-size:14px;font-weight:700;
  transition:background .2s var(--ease);
}
.search-field button:hover{background:#22D99A;}

.dock-drawer{
  position:absolute;top:calc(100% + 12px);left:0;right:0;
  padding:14px;border-radius:20px;
  background:#131922;border:1px solid var(--line-dark);
  box-shadow:var(--shadow-dock);
  display:none;
  max-height:70vh;overflow:auto;
}
.dock-drawer.is-open{display:block;}
.dock-drawer a{
  display:block;padding:12px 14px;border-radius:12px;
  font-size:15px;color:var(--text-light-muted);font-weight:500;
}
.dock-drawer a:hover,.dock-drawer a.is-active{background:rgba(15,203,138,.12);color:#fff;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 26px;
  border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;}
.btn-primary{
  background:var(--warm-500);color:#fff;
  box-shadow:0 10px 24px rgba(255,106,44,.30);
}
.btn-primary:hover{background:var(--warm-600);transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,106,44,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  border:1px solid rgba(15,203,138,.55);color:var(--brand-100);background:transparent;
}
.btn-outline:hover{background:rgba(15,203,138,.12);border-color:var(--brand-500);transform:translateY(-2px);}
.btn-ghost{
  color:var(--brand-700);padding:0 6px;height:auto;font-weight:600;
}
.btn-ghost:hover{color:var(--brand-600);gap:13px;}
.btn-outline-dark{
  border:1px solid #CDD6E1;color:var(--text-dark);background:#fff;
}
.btn-outline-dark:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;pointer-events:none;transform:none;box-shadow:none;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:136px 0 76px;
  background:var(--bg-dark) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:var(--text-light);
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 420px at 12% 8%, rgba(15,203,138,.24), transparent 65%),
    radial-gradient(620px 380px at 88% 92%, rgba(108,76,241,.24), transparent 68%),
    linear-gradient(180deg, rgba(13,17,23,.82), rgba(13,17,23,.95));
}
.page-hero .container{position:relative;z-index:1;}
.breadcrumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-light-muted);margin-bottom:22px;
}
.breadcrumbs a{color:var(--text-light-muted);}
.breadcrumbs a:hover{color:var(--brand-500);}
.breadcrumbs .sep{opacity:.5;}
.breadcrumbs .current{color:var(--text-light);font-weight:500;}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
}
.page-hero h1{
  font-size:48px;line-height:1.2;letter-spacing:-.02em;font-weight:700;
  margin:20px 0 16px;
}
.page-hero h1 em{font-style:normal;color:var(--brand-500);}
.hero-lead{
  font-size:17px;color:var(--text-light-muted);max-width:560px;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;
}
.meta-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:var(--radius-pill);
  border:1px solid var(--line-dark);
  background:rgba(255,255,255,.04);
  font-size:13px;color:var(--text-light-muted);
}
.meta-chip b{color:var(--text-light);font-weight:600;}
.meta-chip i{color:var(--brand-500);font-size:12px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-visual{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line-dark);
  aspect-ratio:4/3;
  background:#111823;
  box-shadow:inset 0 0 60px rgba(15,203,138,.08);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,17,23,0) 40%,rgba(13,17,23,.72));
}
.visual-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--radius-pill);
  background:rgba(13,17,23,.78);border:1px solid var(--line-dark);
  font-size:13px;color:var(--text-light);
}
.visual-tag i{color:var(--brand-500);}

/* ---------- 筛选标签行 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:22px 0 6px;
}
.filter-bar .filter-label{
  font-size:13px;color:var(--text-muted);margin-right:4px;
}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:var(--radius-pill);
  font-size:13px;font-weight:500;color:var(--text-muted);
  background:#fff;border:1px solid var(--line-light);
  transition:all .2s var(--ease);
}
.chip:hover{border-color:#9CE9CB;color:var(--brand-700);transform:translateY(-2px);}
.chip.is-active{
  background:var(--brand-100);border-color:#9CE9CB;color:var(--brand-700);font-weight:600;
}
.chip i{font-size:12px;}

/* ---------- 大卡网格 ---------- */
.card-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px;
  margin-top:34px;
}
.card-lg{
  display:flex;flex-direction:column;
  background:var(--card-light);
  border:1px solid var(--line-light);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card-lg:hover{transform:translateY(-4px);box-shadow:0 4px 8px rgba(16,20,27,.05),0 22px 44px rgba(16,20,27,.10);border-color:#D5DDE7;}
.card-media{
  position:relative;aspect-ratio:16/10;background:#0F1621;overflow:hidden;
}
.card-lg.is-tall .card-media{aspect-ratio:4/3;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.card-lg:hover .card-media img{transform:scale(1.04);}
.card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,17,23,0) 55%,rgba(13,17,23,.55));
}
.card-media .media-badge{
  position:absolute;left:16px;top:16px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--radius-badge);
  font-size:12px;font-weight:600;
  background:rgba(13,17,23,.72);color:var(--brand-100);
  border:1px solid rgba(15,203,138,.35);
  backdrop-filter:blur(6px);
}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-title{font-size:22px;line-height:1.35;letter-spacing:-.01em;font-weight:600;}
.card-title:hover{color:var(--brand-600);}
.card-desc{font-size:15px;color:var(--text-muted);}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:500;
  background:var(--accent-100);color:#4A32BC;
}
.badge.green{background:var(--brand-100);color:var(--brand-700);}
.badge.neutral{background:#EEF1F6;color:var(--text-muted);}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px 22px;font-size:13px;color:#8A93A1;
}
.card-foot .link{display:inline-flex;align-items:center;gap:7px;color:var(--brand-700);font-weight:600;font-size:13px;}
.card-foot .link:hover{color:var(--brand-600);gap:10px;}

@media (min-width:768px){
  .card-grid > .card-lg:nth-child(even){margin-top:34px;}
}

/* ---------- 要点块 ---------- */
.point-list{
  display:grid;grid-template-columns:repeat(2,1fr);gap:20px;
  margin-top:12px;
}
.point{
  display:flex;gap:16px;padding:24px;
  background:#fff;border:1px solid var(--line-light);border-radius:var(--radius-card);
  box-shadow:var(--shadow-soft);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.point:hover{transform:translateY(-2px);border-color:#9CE9CB;}
.point-num{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-700);
  font-weight:700;font-size:15px;
}
.point h3{font-size:18px;font-weight:600;margin-bottom:6px;letter-spacing:-.01em;}
.point p{font-size:15px;color:var(--text-muted);}

/* ---------- 步骤 ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px;
  position:relative;
}
.step{
  position:relative;
  padding:26px 22px;
  background:var(--panel-dark);
  border:1px solid var(--line-dark);
  border-radius:var(--radius-card);
  box-shadow:inset 0 0 40px rgba(15,203,138,.05);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.step:hover{transform:translateY(-4px);border-color:rgba(15,203,138,.45);}
.step .step-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;
  background:rgba(15,203,138,.16);color:var(--brand-500);
  font-size:14px;font-weight:700;margin-bottom:14px;
}
.step h3{font-size:19px;font-weight:600;color:var(--text-light);margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-light-muted);}
.step-time{
  margin-top:14px;font-size:12px;color:var(--brand-500);
  display:inline-flex;align-items:center;gap:6px;
}

/* ---------- FAQ ---------- */
.faq{margin-top:24px;border-top:1px solid var(--line-light);}
.faq details{border-bottom:1px solid var(--line-light);}
.faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;
  font-size:17px;font-weight:600;color:var(--text-dark);
  transition:color .2s var(--ease);
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary:hover{color:var(--brand-600);}
.faq summary .mark{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-light);color:var(--text-muted);
  font-size:15px;line-height:1;transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.faq details[open] summary .mark{transform:rotate(45deg);background:var(--brand-100);color:var(--brand-700);border-color:#9CE9CB;}
.faq .answer{padding:0 4px 24px;font-size:15px;line-height:1.8;color:var(--text-muted);max-width:860px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-dark) url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  color:var(--text-light);
  border-radius:24px;
  padding:56px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(520px 300px at 15% 20%, rgba(15,203,138,.24), transparent 70%),
    linear-gradient(120deg, rgba(13,17,23,.90), rgba(13,17,23,.78));
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{font-size:30px;letter-spacing:-.02em;line-height:1.3;margin-bottom:10px;}
.cta-band p{color:var(--text-light-muted);max-width:560px;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.cta-note{font-size:13px;color:var(--text-light-muted);margin-top:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--bg-dark) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:var(--text-light);
  padding:72px 0 28px;
  margin-top:88px;
}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,17,23,.96),rgba(13,17,23,.94));
  opacity:.98;
}
.site-footer .container{position:relative;z-index:1;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid var(--line-dark);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-about{font-size:14px;color:var(--text-light-muted);max-width:320px;}
.footer-col h3{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-light);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-light-muted);}
.footer-col a:hover{color:var(--brand-500);}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding-top:24px;font-size:13px;color:#8891A0;
}
.footer-bottom .legal{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom .legal span{color:#8891A0;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:38px;}
  .steps{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1023px){
  .dock-nav{display:none;}
  .burger{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-visual{max-width:560px;}
  .section{padding:72px 0;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-col.footer-contact{grid-column:span 3;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .dock{width:calc(100% - 24px);top:12px;padding:8px 10px 8px 14px;gap:10px;}
  .brand-text{font-size:13px;}
  .page-hero{padding:112px 0 56px;}
  .page-hero h1{font-size:28px;}
  .hero-lead{font-size:15px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:24px;}
  .card-grid,.point-list,.steps{grid-template-columns:1fr;}
  .card-grid > .card-lg:nth-child(even){margin-top:0;}
  .card-title{font-size:19px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 24px;border-radius:20px;}
  .cta-band h2{font-size:22px;}
  .search-panel{width:min(320px,calc(100vw - 40px));right:-6px;}
  .site-footer{margin-top:56px;padding:56px 0 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-col.footer-contact{grid-column:span 2;}
  .footer-about{max-width:none;}
}
@media (max-width:520px){
  .page-hero h1{font-size:25px;}
  .hero-cta .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col.footer-contact{grid-column:span 1;}
  .dock-actions .btn-sm{padding:0 14px;font-size:13px;}
}