/* roulang page: index */
:root{
  --primary:#167D6E;
  --primary-deep:#0B4E45;
  --primary-light:#3FA08A;
  --primary-gradient:linear-gradient(135deg,#0B4E45 0%,#167D6E 52%,#3FA08A 100%);
  --accent:#E9A13B;
  --accent-dark:#B97724;
  --accent-gradient:linear-gradient(135deg,#F2BC5C 0%,#E1912F 100%);
  --alert:#D75D3F;
  --bg-page:#F7F3EB;
  --bg-card:#FFFFFF;
  --bg-deep:#0A352E;
  --bg-soft:#F0F7F4;
  --text-heading:#17332D;
  --text-body:#334740;
  --text-muted:#6B7E77;
  --line:#E4DED2;
  --line-strong:#C8C0B2;
  --ring:rgba(22,125,110,.28);
  --dark-link:#B9E3D9;
  --radius-btn:12px;
  --radius-card:20px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-card:0 1px 3px rgba(12,45,40,.06);
  --shadow-hover:0 10px 30px rgba(11,78,69,.12);
  --shadow-cta:0 8px 20px rgba(185,106,28,.22);
  --shadow-nav:0 4px 12px rgba(10,53,46,.08);
  --container:min(1200px,92vw);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font-cn);font-size:16px;line-height:1.8;color:var(--text-body);background:var(--bg-page);-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block;border-radius:16px}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px}
.container{width:var(--container);margin-inline:auto}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.02em}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;box-shadow:var(--shadow-nav)}
.topbar{border-bottom:1px solid var(--line);transition:padding .25s ease,opacity .25s ease}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:10px;background:var(--primary-gradient);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:700;letter-spacing:0}
.brand-text{font-size:20px;font-weight:700;color:var(--text-heading);letter-spacing:-.01em;white-space:nowrap}
.brand-tag{font-size:12px;color:var(--accent-dark);background:rgba(233,161,59,.16);border-radius:var(--radius-pill);padding:2px 10px;white-space:nowrap}
.search{flex:1;max-width:440px;display:flex;align-items:center;gap:8px;border:1px solid var(--line-strong);border-radius:10px;padding:0 6px 0 12px;height:42px;background:#fff;transition:border-color .2s ease,box-shadow .2s ease}
.search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--ring)}
.search svg{flex-shrink:0;color:var(--text-muted)}
.search input{flex:1;border:none;background:none;height:100%;font-size:14px;min-width:0}
.search input:focus{outline:none}
.search input::placeholder{color:var(--text-muted)}
.search button{background:var(--primary);color:#fff;border-radius:8px;padding:0 14px;height:32px;font-size:14px;transition:background .2s ease}
.search button:hover{background:#12695c}
.global-links{display:flex;align-items:center;gap:18px;margin-left:auto;font-size:14px;color:var(--text-body)}
.global-links a:hover{color:var(--primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:var(--radius-btn);padding:12px 24px;font-size:15px;font-weight:600;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;white-space:nowrap}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:10px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:#12695c;transform:translateY(-1px);box-shadow:0 8px 18px rgba(22,125,110,.24)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-accent{background:var(--accent-gradient);color:#2E1600;box-shadow:var(--shadow-cta)}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(185,106,28,.3)}
.btn-accent:active{transform:translateY(1px);box-shadow:0 4px 10px rgba(185,106,28,.2)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-1px)}
.btn-outline{background:#fff;color:var(--primary);border:1px solid var(--primary)}
.btn-outline:hover{background:rgba(22,125,110,.08);transform:translateY(-1px)}
.btn[disabled],.btn.is-disabled{background:#D9D4C9;color:#8C8880;box-shadow:none;cursor:not-allowed;transform:none}
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;color:var(--text-heading);font-size:22px;line-height:1;align-items:center;justify-content:center}
.nav-toggle:hover{background:var(--bg-soft)}
.navbar{background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.navbar-inner{display:flex;align-items:center;gap:24px;min-height:54px}
.channels{display:flex;align-items:center;gap:6px}
.channels a{position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 14px;font-size:15px;color:var(--text-body);font-weight:500;transition:color .2s ease}
.channels a::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:3px;border-radius:3px;background:var(--primary);transform:scaleX(0);transform-origin:center;transition:transform .22s ease}
.channels a:hover{color:var(--primary)}
.channels a:hover::after{transform:scaleX(1)}
.channels a.active{color:var(--primary-deep);font-weight:700}
.channels a.active::after{transform:scaleX(1)}
.hotwords{display:flex;align-items:center;gap:14px;margin-left:auto;font-size:13px;color:var(--text-muted);overflow:hidden}
.hot-label{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:6px;background:var(--accent-gradient);color:#2E1600;font-size:12px;font-weight:700;flex-shrink:0}
.hotwords a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.is-scrolled .topbar{display:none}

/* ---------- 公告倒计时条 ---------- */
.announce{background:var(--bg-deep);color:#F2CE93;font-size:14px}
.announce-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;flex-wrap:wrap;padding:4px 0}
.announce-text{display:flex;align-items:center;gap:8px}
.announce-text strong{color:#fff;font-weight:600}
.announce-dot{width:7px;height:7px;border-radius:50%;background:#4FD1A5;box-shadow:0 0 0 4px rgba(79,209,165,.18);flex-shrink:0}
.countdown{display:flex;align-items:center;gap:8px}
.cd-box{min-width:46px;padding:2px 8px;border-radius:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);text-align:center}
.cd-num{display:block;font-size:16px;font-weight:700;color:#fff;line-height:1.25}
.cd-unit{display:block;font-size:11px;color:rgba(242,206,147,.78);line-height:1.3}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#fff;padding:72px 0 88px;
  background-image:linear-gradient(135deg,rgba(11,78,69,.93),rgba(22,125,110,.72)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#CBEDE3;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-pill);padding:5px 14px;margin-bottom:22px}
.hero h1{font-size:clamp(2rem,5vw + .5rem,3.5rem);line-height:1.22;font-weight:700;letter-spacing:-.01em;color:#fff;margin-bottom:20px}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:34em;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px}
.trust-chip{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:#E6F4F0;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-pill);padding:5px 13px}
.trust-chip svg{color:#8FE0C7}

/* 登录窗口卡片 */
.login-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 24px 60px rgba(4,32,27,.34);position:relative}
.login-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--primary-gradient)}
.window-bar{display:flex;align-items:center;gap:8px;padding:12px 18px 12px 22px;border-bottom:1px solid var(--line);background:#FBF9F4}
.win-dot{width:10px;height:10px;border-radius:50%;background:#DCD5C8}
.win-dot:nth-child(1){background:#E7A9A0}
.win-dot:nth-child(2){background:#EBCB8C}
.win-dot:nth-child(3){background:#9FD4C2}
.window-title{margin-left:8px;font-size:13px;color:var(--text-muted)}
.login-card-body{padding:26px 26px 24px}
.lc-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.lc-head h3{font-size:19px;color:var(--text-heading);font-weight:700}
.lc-badge{font-size:12px;color:var(--primary-deep);background:var(--bg-soft);border:1px solid #C5D9D2;border-radius:var(--radius-pill);padding:3px 10px}
.lc-field{margin-bottom:16px}
.lc-label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:7px}
.lc-input{height:46px;border:1px solid var(--line-strong);border-radius:10px;background:#FCFBF8;position:relative}
.lc-input::after{content:"";position:absolute;left:14px;top:50%;transform:translateY(-50%);width:52%;height:8px;border-radius:4px;background:#E7E2D8}
.lc-input.short::after{width:28%}
.lc-row{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);margin:4px 0 20px}
.lc-check{width:18px;height:18px;border-radius:6px;border:1px solid var(--line-strong);background:#fff;flex-shrink:0;position:relative}
.lc-check::after{content:"";position:absolute;left:5px;top:2px;width:5px;height:9px;border-right:2px solid var(--primary);border-bottom:2px solid var(--primary);transform:rotate(42deg)}
.lc-link{margin-left:auto;color:var(--primary)}
.lc-btn{height:48px;border-radius:var(--radius-btn);background:var(--primary-gradient);color:#fff;display:grid;place-items:center;font-size:16px;font-weight:700;letter-spacing:.18em;box-shadow:0 10px 24px rgba(11,78,69,.26)}
.lc-foot{margin-top:16px;text-align:center;font-size:12px;color:var(--text-muted)}

/* ---------- 通用板块 ---------- */
.section{padding:104px 0}
.section-sm{padding:72px 0}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{font-size:clamp(1.5rem,3vw,2.25rem);line-height:1.32;color:var(--text-heading);font-weight:700;letter-spacing:-.01em;margin-bottom:14px}
.section-head p{font-size:16px;color:var(--text-muted)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary);letter-spacing:.06em;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--accent-gradient)}
.bg-soft{background:var(--bg-soft)}
.bg-deep{background:var(--primary-gradient);color:#fff}
.bg-deep .section-head h2{color:#fff}
.bg-deep .section-head p{color:rgba(255,255,255,.8)}

/* ---------- 数据徽章 ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{position:relative;background:var(--bg-card);border-radius:var(--radius-card);padding:26px 22px 22px;box-shadow:var(--shadow-card);border:1px solid var(--line);overflow:hidden;transition:background .25s ease,box-shadow .25s ease,transform .25s ease}
.stat-card::before{content:"";position:absolute;left:22px;top:0;width:44px;height:4px;border-radius:0 0 4px 4px;background:var(--accent-gradient)}
.stat-card:hover{background:#FBF4E6;box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.stat-icon{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:var(--bg-soft);color:var(--primary);margin-bottom:16px}
.stat-card:hover .stat-icon{background:#fff}
.stat-value{font-size:clamp(28px,3vw,40px);font-weight:700;color:var(--text-heading);line-height:1.1;letter-spacing:-.02em}
.stat-card:hover .stat-value{color:var(--primary-deep)}
.stat-label{margin-top:8px;font-size:15px;font-weight:600;color:var(--text-heading)}
.stat-note{margin-top:6px;font-size:13px;color:var(--text-muted);line-height:1.7}

/* ---------- 亮点图墙 ---------- */
.wall{display:grid;grid-template-columns:7fr 5fr;gap:20px}
.wall-main,.wall-item{position:relative;border-radius:var(--radius-card);overflow:hidden;background:#E7EFEB;box-shadow:var(--shadow-card);border:1px solid var(--line);display:flex;flex-direction:column}
.wall-main img{height:340px;object-fit:cover;border-radius:0;transition:transform .3s ease}
.wall-item img{height:150px;object-fit:cover;border-radius:0;transition:transform .3s ease}
.wall-main:hover img,.wall-item:hover img{transform:scale(1.02)}
.wall-side{display:grid;gap:20px}
.wall-caption{padding:20px 22px 22px;background:#fff;flex:1}
.wall-caption h3{font-size:18px;color:var(--text-heading);font-weight:700;margin-bottom:8px}
.wall-caption p{font-size:14px;color:var(--text-muted);line-height:1.75}
.wall-item .wall-caption{padding:16px 18px 18px}
.wall-item .wall-caption h3{font-size:16px}

/* ---------- 资讯 / CMS 区 ---------- */
.news-grid{display:grid;grid-template-columns:1fr 340px;gap:32px;align-items:start}
.news-list{display:grid;gap:16px}
.news-item{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 24px;box-shadow:var(--shadow-card);transition:box-shadow .25s ease,border-color .25s ease,transform .25s ease}
.news-item:hover{box-shadow:var(--shadow-hover);border-color:var(--primary);transform:translateY(-2px)}
.news-item h3{font-size:18px;color:var(--text-heading);font-weight:700;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item p{font-size:14px;color:var(--text-muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tag{display:inline-block;font-size:12px;color:var(--primary-deep);background:var(--bg-soft);border:1px solid #C5D9D2;border-radius:var(--radius-pill);padding:2px 10px;margin-bottom:10px}
.news-meta{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;font-size:13px;color:var(--text-muted)}
.news-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card)}
.news-side img{height:170px;object-fit:cover;border-radius:0}
.news-side-body{padding:22px}
.news-side-body h3{font-size:17px;color:var(--text-heading);font-weight:700;margin-bottom:12px}
.side-list{display:grid;gap:12px}
.side-list li{display:flex;gap:10px;font-size:14px;color:var(--text-body);line-height:1.7}
.side-list li::before{content:"";flex-shrink:0;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:10px}
.empty-state{background:#fff;border:1px dashed var(--line-strong);border-radius:var(--radius-card);padding:48px 24px;text-align:center;color:var(--text-muted)}
.empty-state strong{display:block;font-size:17px;color:var(--text-heading);margin-bottom:8px}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.flow-step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:28px 24px;box-shadow:var(--shadow-card);position:relative;transition:box-shadow .25s ease,transform .25s ease}
.flow-step:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.flow-num{width:44px;height:44px;border-radius:12px;background:var(--primary-gradient);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:700;margin-bottom:18px}
.flow-step h3{font-size:18px;color:var(--text-heading);font-weight:700;margin-bottom:10px}
.flow-step p{font-size:14px;color:var(--text-muted);line-height:1.8}
.flow-step .step-tip{display:inline-block;margin-top:14px;font-size:13px;color:var(--accent-dark);background:rgba(233,161,59,.14);border-radius:var(--radius-pill);padding:3px 12px}

/* ---------- CTA 表单 ---------- */
.cta-panel{border-radius:var(--radius-lg);overflow:hidden;display:grid;grid-template-columns:1fr 1fr;background:var(--primary-gradient);color:#fff}
.cta-copy{padding:52px 44px;display:flex;flex-direction:column;justify-content:center;position:relative}
.cta-copy::after{content:"";position:absolute;right:-1px;top:12%;bottom:12%;width:3px;background:var(--accent-gradient);border-radius:3px}
.cta-copy h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:700;color:#fff;margin-bottom:16px;line-height:1.35}
.cta-copy p{font-size:15px;color:rgba(255,255,255,.84);line-height:1.85;margin-bottom:24px}
.cta-points{display:grid;gap:10px;font-size:14px;color:#DCF2EA}
.cta-points li{display:flex;gap:10px;align-items:flex-start}
.cta-points li::before{content:"";flex-shrink:0;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:10px}
.cta-form{background:#fff;padding:44px 40px}
.cta-form h3{font-size:20px;color:var(--text-heading);font-weight:700;margin-bottom:6px}
.cta-form .form-note{font-size:13px;color:var(--text-muted);margin-bottom:24px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--text-body);font-weight:600;margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;height:48px;border:1px solid var(--line-strong);border-radius:10px;padding:0 14px;background:#FCFBF8;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease}
.field textarea{height:104px;padding:14px;line-height:1.7;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--ring)}
.field.has-error input,.field.has-error select{border-color:var(--alert)}
.field .err{display:none;font-size:13px;color:var(--alert);margin-top:6px}
.field.has-error .err{display:block}
.form-actions{display:flex;align-items:center;gap:16px;margin-top:8px;flex-wrap:wrap}
.form-result{display:none;margin-top:18px;padding:12px 16px;border-radius:10px;font-size:14px}
.form-result.ok{display:block;background:#E7F5EF;color:#0B4E45;border:1px solid #B9E3D9}
.form-result.bad{display:block;background:#FBEDE8;color:#A33F26;border:1px solid #F0C6B8}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin-inline:auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item[open]{background:var(--bg-soft);border-color:#C5D9D2;box-shadow:var(--shadow-card)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;font-size:20px;font-weight:600;color:var(--text-heading);line-height:1.5}
.faq-item summary::-webkit-details-marker{display:none}
.faq-mark{flex-shrink:0;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:rgba(233,161,59,.16);color:var(--accent-dark);font-size:18px;font-weight:700;transition:transform .15s ease,background .15s ease}
.faq-item[open] .faq-mark{transform:rotate(45deg);background:var(--accent-gradient);color:#2E1600}
.faq-body{padding:0 24px 22px;font-size:15px;color:var(--text-body);line-height:1.85}
.faq-body p+p{margin-top:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-deep);color:#E6F4F0;margin-top:0}
.footer-top{padding:64px 0 40px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr) 1.4fr;gap:32px}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col li{font-size:14px;color:rgba(230,244,240,.78);line-height:1.7}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-summary p{font-size:14px;color:rgba(230,244,240,.78);line-height:1.85}
.footer-bottom{padding:26px 0 34px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:16px;border-radius:9px}
.footer-badges{display:flex;gap:10px;flex-wrap:wrap}
.badge-outline{font-size:12px;color:#B9E3D9;border:1px solid rgba(185,227,217,.4);border-radius:var(--radius-pill);padding:4px 12px}
.footer-legal{width:100%;border-top:1px solid rgba(255,255,255,.12);margin-top:22px;padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(230,244,240,.62)}
.footer-legal a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-legal nav{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- 浮层 ---------- */
.to-top{position:fixed;right:24px;bottom:96px;width:44px;height:44px;border-radius:10px;background:var(--primary-gradient);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-hover);opacity:0;visibility:hidden;transition:opacity .25s ease,transform .25s ease,visibility .25s;z-index:70}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-3px)}
.support-fab{position:fixed;right:24px;bottom:36px;width:48px;height:48px;border-radius:50%;background:var(--primary-deep);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-hover);z-index:70;transition:transform .2s ease}
.support-fab:hover{transform:translateY(-3px)}
.support-pop{position:fixed;right:24px;bottom:96px;width:230px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-hover);padding:16px;z-index:71;display:none}
.support-pop.show{display:block}
.support-pop h5{font-size:14px;color:var(--text-heading);margin-bottom:10px;font-weight:700}
.support-pop a{display:block;font-size:14px;color:var(--text-body);padding:8px 10px;border-radius:8px}
.support-pop a:hover{background:var(--bg-soft);color:var(--primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-sub{max-width:none}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .footer-summary{grid-column:1/-1}
  .cta-panel{grid-template-columns:1fr}
  .cta-copy::after{display:none}
  .hotwords{display:none}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .topbar-inner{min-height:58px;gap:12px;flex-wrap:wrap;padding-bottom:8px}
  .search{order:3;flex-basis:100%;max-width:none}
  .global-links{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .navbar-inner{min-height:52px;padding:0}
  .channels{display:none;width:100%;flex-direction:column;align-items:stretch;gap:0;padding:8px 0}
  .navbar.open .channels{display:flex}
  .channels a{min-height:46px;padding:0 4px;border-bottom:1px solid var(--line)}
  .channels a::after{display:none}
  .channels a.active{border-left:3px solid var(--primary);padding-left:12px}
  .hero{padding:52px 0 64px}
  .wall{grid-template-columns:1fr}
  .wall-main img{height:230px}
  .flow{grid-template-columns:1fr}
  .cta-copy,.cta-form{padding:32px 24px}
  .faq-item summary{font-size:17px;padding:18px 18px}
  .faq-body{padding:0 18px 18px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .brand-tag{display:none}
}
@media (max-width:520px){
  body{font-size:15px}
  .brand-text{font-size:17px}
  .stats-grid{grid-template-columns:1fr}
  .hero h1{font-size:1.85rem}
  .announce-inner{justify-content:center;text-align:center}
  .cd-box{min-width:40px}
  .footer-grid{grid-template-columns:1fr}
  .to-top,.support-fab{right:16px}
  .support-pop{right:16px;width:calc(100vw - 32px)}
  .news-item{padding:18px}
}

/* roulang page: article */
:root{
  --primary:#167D6E;
  --primary-deep:#0B4E45;
  --primary-soft:#3FA08A;
  --primary-gradient:linear-gradient(135deg,#0B4E45 0%,#167D6E 52%,#3FA08A 100%);
  --accent:#E9A13B;
  --accent-dark:#B97724;
  --accent-gradient:linear-gradient(135deg,#F2BC5C 0%,#E1912F 100%);
  --alert:#D75D3F;
  --bg-page:#F7F3EB;
  --bg-card:#FFFFFF;
  --bg-deep:#0A352E;
  --bg-sand:#F0EAE0;
  --bg-mint:#F0F7F4;
  --text-heading:#17332D;
  --text-body:#334740;
  --text-muted:#6B7E77;
  --line:#E4DED2;
  --line-strong:#C8C0B2;
  --ring:rgba(22,125,110,.28);
  --link-light:#B9E3D9;
  --radius-btn:12px;
  --radius-card:20px;
  --radius-icon:8px;
  --radius-img:16px;
  --radius-panel:24px;
  --shadow-card:0 1px 3px rgba(12,45,40,.06);
  --shadow-hover:0 10px 30px rgba(11,78,69,.12);
  --shadow-cta:0 8px 20px rgba(185,106,28,.22);
  --shadow-nav:0 4px 12px rgba(10,53,46,.08);
  --space-block:104px;
  --space-block-m:64px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text-body);
  background:var(--bg-page);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--primary-deep);}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;color:var(--text-heading);line-height:1.35;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px;}
.container{width:min(1200px,92vw);margin:0 auto;}
.section{padding:var(--space-block) 0;}
.section-sm{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{font-size:clamp(1.5rem,3vw,2.25rem);margin-bottom:12px;}
.section-head p{color:var(--text-muted);font-size:15px;}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  min-height:46px;white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(1px);box-shadow:none;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:#188a79;color:#fff;box-shadow:0 8px 18px rgba(11,78,69,.2);}
.btn-cta{background:var(--accent-gradient);color:#2E1600;box-shadow:var(--shadow-cta);}
.btn-cta:hover{color:#2E1600;box-shadow:0 10px 24px rgba(185,106,28,.3);}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--primary-deep);}
.btn-ghost:hover{background:rgba(22,125,110,.08);border-color:var(--primary);color:var(--primary-deep);}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.4);color:#fff;}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;}
.btn-sm{padding:8px 16px;font-size:14px;min-height:38px;border-radius:10px;}
.link-arrow{font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.link-arrow::after{content:"→";transition:transform .2s ease;}
.link-arrow:hover::after{transform:translateX(4px);}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);}
.topbar{border-bottom:1px solid var(--line);background:#fff;}
.topbar-inner{display:flex;align-items:center;gap:24px;min-height:64px;padding:10px 0;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:var(--primary-gradient);color:#fff;font-weight:700;font-size:18px;flex-shrink:0;
}
.brand-text{font-size:19px;font-weight:700;color:var(--text-heading);letter-spacing:-.01em;}
.brand-tag{
  font-size:12px;color:var(--accent-dark);background:rgba(233,161,59,.14);
  border:1px solid rgba(233,161,59,.4);border-radius:999px;padding:2px 10px;white-space:nowrap;
}
.search{
  display:flex;align-items:center;gap:8px;flex:1;max-width:420px;
  border:1px solid var(--line-strong);border-radius:10px;padding:0 10px;background:#fff;height:44px;
}
.search svg{color:var(--text-muted);flex-shrink:0;}
.search input{flex:1;border:none;outline:none;background:transparent;font-size:14px;min-width:0;}
.search input::placeholder{color:#9AA9A3;}
.search button{
  background:var(--primary);color:#fff;border-radius:8px;padding:6px 14px;font-size:13px;font-weight:600;
}
.search button:hover{background:#188a79;}
.global-links{display:flex;align-items:center;gap:18px;margin-left:auto;font-size:14px;}
.global-links a{color:var(--text-body);}
.global-links a:hover{color:var(--primary);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  font-size:18px;color:var(--text-heading);background:#fff;margin-left:auto;
}
.navbar{border-bottom:1px solid var(--line);background:#fff;transition:box-shadow .2s ease;}
.site-header.is-stuck .navbar{background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:var(--shadow-nav);}
.navbar-inner{display:flex;align-items:center;gap:24px;min-height:56px;}
.channels{display:flex;align-items:center;gap:6px;}
.channels a{
  position:relative;display:inline-flex;align-items:center;height:56px;padding:0 14px;
  font-size:15px;color:var(--text-body);font-weight:500;
}
.channels a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:12px;height:3px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transition:transform .2s ease;
}
.channels a:hover{color:var(--primary-deep);}
.channels a:hover::after,.channels a.active::after{transform:scaleX(1);}
.channels a.active{color:var(--primary-deep);font-weight:600;}
.hotwords{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-muted);margin-left:auto;}
.hotwords a{
  color:var(--text-muted);padding:6px 10px;border-radius:999px;background:var(--bg-mint);
  border:1px solid #DCE9E4;
}
.hotwords a:hover{color:var(--primary-deep);border-color:var(--primary-soft);}
.hot-label{
  display:inline-flex;align-items:center;justify-content:center;
  width:20px;height:20px;border-radius:6px;background:var(--accent-gradient);
  color:#2E1600;font-size:11px;font-weight:700;
}

/* breadcrumb + article hero */
.article-hero{
  position:relative;color:#fff;overflow:hidden;
  background-image:linear-gradient(135deg,rgba(11,78,69,.94),rgba(22,125,110,.78)),url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
}
.hero-inner{position:relative;z-index:1;padding:44px 0 56px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.82);margin-bottom:22px;}
.crumb a{color:var(--link-light);text-decoration:underline;text-underline-offset:3px;}
.crumb a:hover{color:#fff;}
.crumb-sep{opacity:.6;}
.article-hero h1{
  color:#fff;font-size:clamp(1.75rem,3.4vw,2.6rem);font-weight:700;letter-spacing:-.01em;
  max-width:900px;margin-bottom:18px;
}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px 22px;font-size:14px;color:rgba(255,255,255,.86);}
.hero-meta span{display:inline-flex;align-items:center;gap:6px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-tags span{
  font-size:12px;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.4);background:rgba(255,255,255,.12);color:#fff;
}

/* layout */
.article-wrap{padding:56px 0 var(--space-block);}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 200px;gap:48px;align-items:start;}
.article-main{max-width:760px;width:100%;}
.lead{
  background:var(--bg-mint);border-left:4px solid var(--primary);border-radius:0 var(--radius-img) var(--radius-img) 0;
  padding:22px 26px;color:var(--text-body);font-size:16px;line-height:1.85;margin-bottom:36px;
}
.article-body{font-size:16px;line-height:1.85;color:var(--text-body);text-align:left;}
.article-body h2{
  font-size:clamp(1.3rem,2.2vw,1.65rem);margin:44px 0 16px;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:2px;
  background:var(--accent-gradient);
}
.article-body h3{font-size:clamp(1.1rem,1.6vw,1.28rem);margin:32px 0 12px;}
.article-body p{margin-bottom:16px;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body img{border-radius:var(--radius-img);margin:20px 0;box-shadow:var(--shadow-card);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--text-muted);text-align:center;margin-top:10px;}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:#fff;border-left:4px solid var(--accent);
  border-radius:0 var(--radius-img) var(--radius-img) 0;color:var(--text-body);box-shadow:var(--shadow-card);
}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:24px 0;font-size:14px;
  border:1px solid var(--line);border-radius:var(--radius-img);background:#fff;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;}
.article-body th{background:var(--bg-mint);font-weight:600;color:var(--text-heading);}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;
  background:#EAF2EF;border:1px solid #D8E6E1;border-radius:6px;padding:2px 6px;color:#125C51;
}
.article-body pre{
  background:#0F3A33;color:#DDF1EA;border-radius:var(--radius-img);padding:18px 20px;
  overflow-x:auto;margin:24px 0;font-size:14px;line-height:1.7;
}
.article-body pre code{background:none;border:none;color:inherit;padding:0;}
.article-body a{text-decoration:underline;text-underline-offset:3px;}
.empty-state{
  background:#fff;border:1px dashed var(--line-strong);border-radius:var(--radius-card);
  padding:48px 30px;text-align:center;box-shadow:var(--shadow-card);
}
.empty-state .empty-icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:var(--bg-mint);color:var(--primary);font-size:24px;font-weight:700;
}
.empty-state h2{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--text-muted);font-size:15px;margin-bottom:22px;}

/* toc */
.toc{
  position:sticky;top:132px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-card);
}
.toc h3{font-size:14px;color:var(--text-muted);letter-spacing:.04em;margin-bottom:12px;font-weight:600;}
.toc ol{counter-reset:toc;font-size:14px;line-height:1.6;}
.toc li{margin-bottom:10px;}
.toc a{color:var(--text-body);display:block;border-left:2px solid var(--line);padding-left:10px;}
.toc a:hover{color:var(--primary-deep);border-left-color:var(--primary);}
.toc.is-hidden{display:none;}

/* tags */
.tag-block{margin-top:44px;padding-top:26px;border-top:1px solid var(--line);}
.tag-block h3{font-size:15px;margin-bottom:14px;color:var(--text-muted);font-weight:600;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;font-size:12px;padding:6px 14px;border-radius:999px;
  border:1px solid #C5D9D2;color:var(--primary-deep);background:#fff;transition:background-color .2s ease,border-color .2s ease;
}
.tag:hover{background:var(--bg-mint);border-color:var(--primary-soft);color:var(--primary-deep);}

/* post nav */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px;}
.post-nav a{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 22px;
  box-shadow:var(--shadow-card);transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.post-nav a:hover{box-shadow:var(--shadow-hover);border-color:var(--primary);transform:translateY(-2px);}
.post-nav .pn-label{font-size:13px;color:var(--text-muted);display:block;margin-bottom:8px;}
.post-nav .pn-title{font-size:15px;font-weight:600;color:var(--text-heading);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-nav .pn-disabled{background:#F3F0EA;border-style:dashed;color:var(--text-muted);box-shadow:none;}
.post-nav .pn-disabled:hover{transform:none;box-shadow:none;border-color:var(--line);}
.post-nav .pn-disabled .pn-title{color:var(--text-muted);font-weight:500;}

/* related */
.related-section{background:var(--bg-sand);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.related-card{
  background:#fff;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);
  border:1px solid var(--line);display:flex;flex-direction:column;
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.related-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:var(--primary);}
.related-card .rc-media{position:relative;aspect-ratio:1.8/1;overflow:hidden;background:#E7EFEB;}
.related-card .rc-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.related-card:hover .rc-media img{transform:scale(1.02);}
.related-card .rc-media::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,53,46,0) 45%,rgba(10,53,46,.35) 100%);
}
.related-card .rc-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.related-card .rc-cat{font-size:12px;color:var(--accent-dark);font-weight:600;}
.related-card h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.related-card p{font-size:14px;color:var(--text-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.related-card .rc-foot{margin-top:auto;font-size:13px;color:var(--text-muted);display:flex;justify-content:space-between;align-items:center;}

/* cta band */
.cta-band{
  background:var(--primary-gradient);color:#fff;border-radius:var(--radius-panel);padding:44px 48px;
  display:grid;grid-template-columns:1.4fr auto;gap:28px;align-items:center;box-shadow:0 18px 40px rgba(11,78,69,.18);
}
.cta-band h2{color:#fff;font-size:clamp(1.35rem,2.4vw,1.9rem);margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.86);font-size:15px;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-note{margin-top:16px;font-size:13px;color:rgba(255,255,255,.72);}

/* footer */
.site-footer{background:var(--bg-deep);color:#E6F4F0;margin-top:var(--space-block);}
.footer-top{padding:64px 0 40px;}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr)) 1.6fr;gap:32px;}
.footer-col h4{color:#FFFFFF;font-size:15px;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:#C9E4DC;font-size:14px;text-decoration:none;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-summary p{font-size:13px;line-height:1.9;color:rgba(230,244,240,.72);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:24px 0 32px;
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:600;font-size:15px;}
.footer-brand .brand-mark{width:32px;height:32px;font-size:15px;border-radius:8px;}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;}
.badge-outline{
  font-size:12px;color:#CDE8E0;border:1px solid rgba(255,255,255,.24);border-radius:999px;padding:5px 12px;
}
.footer-legal{display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:rgba(230,244,240,.7);}
.footer-legal a{color:#B9E3D9;text-decoration:underline;text-underline-offset:3px;}
.footer-legal a:hover{color:#fff;}

/* back to top */
.to-top{
  position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:8px;
  background:var(--primary-gradient);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 24px rgba(11,78,69,.28);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;
  z-index:70;font-size:18px;
}
.to-top.show{opacity:.94;pointer-events:auto;}
.to-top:hover{transform:translateY(-2px);}

@media (max-width:1024px){
  :root{--space-block:80px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .toc{position:static;order:2;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-summary{grid-column:1 / -1;}
  .hotwords{display:none;}
  .search{max-width:320px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:768px){
  :root{--space-block:var(--space-block-m);}
  .topbar-inner{flex-wrap:wrap;gap:14px;min-height:auto;}
  .search{order:3;max-width:none;width:100%;flex:1 1 100%;}
  .global-links{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .navbar{display:none;}
  .navbar.open{display:block;}
  .navbar-inner{flex-direction:column;align-items:stretch;gap:4px;padding:8px 0 14px;}
  .channels{flex-direction:column;align-items:stretch;}
  .channels a{height:auto;padding:12px 8px;border-bottom:1px solid var(--line);}
  .channels a::after{display:none;}
  .channels a.active{color:var(--primary-deep);background:var(--bg-mint);border-radius:10px;}
  .article-main{max-width:none;}
  .hero-inner{padding:32px 0 42px;}
  .post-nav{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:32px 24px;border-radius:var(--radius-card);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .brand-tag{display:none;}
  .brand-text{font-size:17px;}
  .footer-grid{grid-template-columns:1fr;}
  .lead{padding:18px 18px;}
  .cta-actions .btn{width:100%;}
  .article-hero h1{font-size:1.6rem;}
}

/* roulang page: category1 */
:root{
  --primary:#167D6E;
  --primary-deep:#0B4E45;
  --primary-light:#3FA08A;
  --primary-soft:#E7F1ED;
  --accent:#E9A13B;
  --accent-dark:#B97724;
  --accent-soft:#FDF3E2;
  --alert:#D75D3F;
  --bg-page:#F7F3EB;
  --bg-card:#FFFFFF;
  --bg-soft:#F0F7F4;
  --bg-deep:#0A352E;
  --text-heading:#17332D;
  --text-body:#334740;
  --text-muted:#6B7E77;
  --line:#E4DED2;
  --line-strong:#C8C0B2;
  --ring:rgba(22,125,110,.28);
  --radius-btn:12px;
  --radius-card:20px;
  --radius-lg:24px;
  --radius-sm:8px;
  --shadow-card:0 1px 3px rgba(12,45,40,.06);
  --shadow-hover:0 10px 30px rgba(11,78,69,.12);
  --shadow-cta:0 8px 20px rgba(185,106,28,.22);
  --shadow-nav:0 4px 12px rgba(10,53,46,.08);
  --container:min(1200px,92vw);
  --topbar-h:72px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text-body);
  background:var(--bg-page);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--primary-deep)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--text-heading);font-weight:700;line-height:1.35;letter-spacing:-.01em}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
h1{font-size:clamp(2rem,5vw + .5rem,3.5rem)}
h2{font-size:clamp(1.5rem,3vw,2.25rem)}
h3{font-size:clamp(1.15rem,1.5vw,1.35rem)}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px}
.container{width:var(--container);max-width:1280px;margin:0 auto}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-family:ui-sans-serif,"Segoe UI",Roboto,sans-serif}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:calc(-1 * var(--topbar-h));
  z-index:80;
  background:var(--bg-card);
}
.topbar{border-bottom:1px solid var(--line);background:var(--bg-card);height:var(--topbar-h)}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:100%;
}
.brand{display:flex;align-items:center;gap:10px;min-height:44px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:var(--radius-sm);
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0B4E45,#167D6E 55%,#3FA08A);
  color:#fff;font-size:18px;font-weight:700;flex-shrink:0;
}
.brand-text{font-size:18px;font-weight:700;color:var(--text-heading);white-space:nowrap}
.brand-tag{
  font-size:12px;line-height:1;padding:5px 8px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent-dark);border:1px solid #F0DDBB;white-space:nowrap;
}
.search{
  position:relative;flex:1;max-width:420px;display:flex;align-items:center;
}
.search svg{position:absolute;left:14px;color:var(--text-muted);pointer-events:none}
.search input{
  width:100%;height:44px;padding:0 88px 0 42px;
  border:1px solid var(--line-strong);border-radius:10px;background:#FCFAF6;
  font-size:14px;transition:border-color .18s ease,background .18s ease;
}
.search input::placeholder{color:#9AAAA3}
.search input:focus{border-color:var(--primary);background:#fff;outline:none;box-shadow:0 0 0 3px var(--ring)}
.search button{
  position:absolute;right:5px;top:5px;height:34px;padding:0 14px;
  border:none;border-radius:8px;background:var(--primary);color:#fff;
  font-size:13px;font-weight:600;cursor:pointer;transition:background .18s ease;
}
.search button:hover{background:#12695D}
.global-links{display:flex;align-items:center;gap:18px;margin-left:auto;flex-shrink:0}
.global-links a{font-size:14px;color:var(--text-body);min-height:40px;display:inline-flex;align-items:center}
.global-links a:hover{color:var(--primary)}
.global-links .btn{margin-left:4px}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line-strong);border-radius:10px;
  background:#fff;font-size:18px;line-height:1;cursor:pointer;color:var(--text-heading);
  align-items:center;justify-content:center;margin-left:auto;
}
.navbar{
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck .navbar{box-shadow:var(--shadow-nav)}
.navbar-inner{display:flex;align-items:center;gap:24px;min-height:54px;flex-wrap:wrap}
.channels{display:flex;align-items:center;gap:6px}
.channels a{
  position:relative;display:inline-flex;align-items:center;
  padding:14px 14px;font-size:15px;font-weight:600;color:var(--text-body);
  min-height:44px;
}
.channels a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:3px;
  border-radius:999px;background:transparent;transition:background .18s ease;
}
.channels a:hover{color:var(--primary-deep)}
.channels a.active{color:var(--primary-deep)}
.channels a.active::after{background:var(--primary)}
.hotwords{display:flex;align-items:center;gap:14px;margin-left:auto;flex-wrap:wrap}
.hot-label{
  font-size:11px;line-height:1;padding:4px 6px;border-radius:6px;
  background:var(--accent-soft);color:var(--accent-dark);font-weight:700;
}
.hotwords a{font-size:13px;color:var(--text-muted);display:inline-flex;align-items:center;min-height:32px}
.hotwords a:hover{color:var(--primary)}
.drawer-search{display:none}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;min-height:44px;font-size:15px;font-weight:600;line-height:1.2;
  border-radius:var(--radius-btn);border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
  text-align:center;
}
.btn:active{transform:translateY(1px);box-shadow:none}
.btn-sm{padding:8px 14px;min-height:36px;font-size:13px;border-radius:10px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:#18877A;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn-accent{background:linear-gradient(135deg,#F2BC5C,#E1912F);color:#2E1600;box-shadow:var(--shadow-cta)}
.btn-accent:hover{color:#2E1600;transform:translateY(-1px);background:linear-gradient(135deg,#F6C878,#E9A13B)}
.btn-ghost-light{background:#fff;border-color:var(--primary);color:var(--primary)}
.btn-ghost-light:hover{background:rgba(22,125,110,.08);color:var(--primary-deep);transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-1px)}
.btn:disabled{background:#D8D4CB;color:#8A8880;border-color:#D8D4CB;cursor:not-allowed;box-shadow:none;transform:none}

/* ============ 分类首屏 ============ */
.cat-hero{
  position:relative;
  padding:36px 0 64px;
  color:#fff;
  background-image:
    linear-gradient(135deg,rgba(11,78,69,.94),rgba(22,125,110,.76)),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  border-radius:0 0 var(--radius-lg) var(--radius-lg);
}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.78);margin-bottom:26px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.9);display:inline-flex;align-items:center;min-height:32px}
.breadcrumb a:hover{color:#fff;text-decoration:underline}
.breadcrumb span.sep{opacity:.55}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;font-weight:600;
  padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  color:#DCF1EA;margin-bottom:20px;
}
.cat-hero h1{color:#fff;margin-bottom:18px;max-width:18ch}
.hero-lead{font-size:16px;line-height:1.85;color:rgba(255,255,255,.86);max-width:52ch;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px}
.trust-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;padding:7px 12px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);
  color:#D9EEE8;
}
.trust-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.filter-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  font-size:13px;padding:8px 16px;border-radius:999px;cursor:pointer;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.26);
  color:#E4F3EF;transition:background .18s ease,color .18s ease,border-color .18s ease;
  min-height:36px;display:inline-flex;align-items:center;
}
.chip:hover{background:rgba(255,255,255,.2);color:#fff}
.chip.active{background:linear-gradient(135deg,#F2BC5C,#E1912F);border-color:transparent;color:#2E1600;font-weight:600}
.hero-visual{position:relative}
.window-card{
  background:#fff;border-radius:var(--radius-card);
  box-shadow:0 24px 60px rgba(6,38,33,.35);
  overflow:hidden;position:relative;
}
.window-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:5px;
  background:linear-gradient(180deg,#0B4E45,#167D6E 55%,#3FA08A);
}
.window-bar{display:flex;align-items:center;gap:8px;padding:12px 16px 12px 20px;border-bottom:1px solid var(--line);background:#FBF9F5}
.window-bar .dot{width:10px;height:10px;border-radius:50%;background:#DCD5C8}
.window-bar .dot:first-child{background:#E4B08B}
.window-url{
  margin-left:10px;flex:1;font-size:12px;color:var(--text-muted);
  background:#F1EDE5;border-radius:6px;padding:5px 10px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;
}
.window-body{padding:20px}
.mock-label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:6px}
.mock-input{display:block;height:38px;border-radius:10px;background:#F4F1EA;border:1px solid var(--line);margin-bottom:14px}
.mock-input.short{width:60%}
.mock-btn{width:100%;margin-bottom:16px}
.window-body img{border-radius:var(--radius-card);aspect-ratio:16/9;object-fit:cover;background:#E7EFEB}

/* ============ 板块通用 ============ */
.section{padding:64px 0}
.section.tight{padding:48px 0}
.section-head{max-width:760px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.12em;
  color:var(--accent-dark);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:999px;background:linear-gradient(90deg,#F2BC5C,#E1912F)}
.section-title{margin-bottom:14px}
.section-sub{font-size:15.5px;color:var(--text-muted);line-height:1.85}
.bg-soft-section{background:var(--bg-soft)}

/* ============ 数据徽章 ============ */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  position:relative;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:26px 24px 24px;
  box-shadow:var(--shadow-card);overflow:hidden;
  transition:background .25s ease,box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.stat-line{position:absolute;left:24px;top:0;width:40px;height:4px;border-radius:0 0 4px 4px;background:linear-gradient(90deg,#F2BC5C,#E1912F)}
.stat-card:hover{background:#FBF6EC;box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:var(--primary)}
.stat-num{font-size:40px;font-weight:700;color:var(--primary-deep);line-height:1.1;margin-bottom:6px}
.stat-num .stat-unit{font-size:16px;font-weight:600;color:var(--text-muted);margin-left:4px}
.stat-label{font-size:15px;font-weight:700;color:var(--text-heading);margin-bottom:8px}
.stat-note{font-size:13.5px;color:var(--text-muted);line-height:1.7;margin:0}
.stat-card:hover .stat-num{color:var(--primary)}

/* ============ 步骤时间轴 ============ */
.step-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:start}
.step-list{position:relative;padding-left:8px}
.step-item{display:flex;gap:20px;position:relative;padding-bottom:32px}
.step-item:last-child{padding-bottom:0}
.step-item::before{
  content:"";position:absolute;left:21px;top:46px;bottom:0;width:2px;
  background:linear-gradient(180deg,rgba(22,125,110,.4),rgba(22,125,110,.06));
}
.step-item:last-child::before{display:none}
.step-index{
  flex-shrink:0;width:44px;height:44px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0B4E45,#167D6E 60%,#3FA08A);
  color:#fff;font-size:14px;font-weight:700;letter-spacing:-.02em;
  position:relative;z-index:1;
}
.step-body{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 24px;box-shadow:var(--shadow-card);flex:1;transition:box-shadow .25s ease,border-color .25s ease}
.step-body:hover{box-shadow:var(--shadow-hover);border-color:var(--primary)}
.step-title{font-size:18px;margin-bottom:10px}
.step-text{font-size:15px;color:var(--text-body);line-height:1.85;margin-bottom:12px}
.step-points li{position:relative;padding-left:20px;font-size:14px;color:var(--text-muted);line-height:1.8;margin-bottom:6px}
.step-points li::before{content:"";position:absolute;left:2px;top:11px;width:6px;height:6px;border-radius:50%;background:var(--primary-light)}
.aside-card{
  position:sticky;top:96px;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);
}
.aside-card img{aspect-ratio:4/3;object-fit:cover;background:#E7EFEB;width:100%}
.aside-body{padding:22px 24px}
.aside-body h3{font-size:17px;margin-bottom:10px}
.aside-body p{font-size:14px;color:var(--text-muted);line-height:1.8;margin-bottom:14px}
.aside-list li{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;padding:9px 0;border-bottom:1px dashed var(--line);color:var(--text-body)}
.aside-list li:last-child{border-bottom:none}
.aside-list strong{color:var(--primary-deep);font-weight:600}

/* ============ 清单 ============ */
.checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.check-item{
  display:flex;gap:14px;background:var(--bg-card);border:1px solid var(--line);
  border-radius:16px;padding:18px 20px;box-shadow:var(--shadow-card);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.check-item:hover{border-color:var(--primary);box-shadow:var(--shadow-hover)}
.check-mark{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);font-size:14px;font-weight:700;
}
.check-item h3{font-size:15.5px;margin-bottom:6px}
.check-item p{font-size:13.5px;color:var(--text-muted);line-height:1.75;margin:0}

/* ============ 横卡列表 ============ */
.hcard-list{display:grid;gap:20px}
.hcard{
  display:grid;grid-template-columns:300px 1fr;gap:26px;align-items:center;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px;box-shadow:var(--shadow-card);
  transition:box-shadow .3s ease,border-color .3s ease,transform .3s ease;
}
.hcard:hover{box-shadow:var(--shadow-hover);border-color:var(--primary);transform:translateY(-2px)}
.hcard-cover{border-radius:16px;overflow:hidden;background:#E7EFEB}
.hcard-cover img{aspect-ratio:16/10;object-fit:cover;width:100%;transition:transform .3s ease}
.hcard:hover .hcard-cover img{transform:scale(1.02)}
.hcard-body{padding-right:8px}
.hcard-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:12.5px;color:var(--text-muted);margin-bottom:10px}
.tag{
  display:inline-flex;align-items:center;font-size:12px;line-height:1;
  padding:5px 10px;border-radius:999px;border:1px solid #C5D9D2;
  color:var(--primary-deep);background:var(--primary-soft);
}
.hcard-title{font-size:19px;margin-bottom:10px;line-height:1.45}
.hcard-text{font-size:14.5px;color:var(--text-body);line-height:1.85;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.hcard .btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;min-height:32px}
.hcard .btn-link::after{content:"→";transition:transform .18s ease}
.hcard .btn-link:hover::after{transform:translateX(4px)}

/* ============ 表格 ============ */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--bg-card);box-shadow:var(--shadow-card);-webkit-overflow-scrolling:touch}
table.compare{width:100%;border-collapse:collapse;min-width:720px}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);vertical-align:top}
table.compare thead th{
  background:var(--bg-soft);color:var(--primary-deep);font-size:14px;font-weight:700;
  border-bottom:1px solid #CFE3DC;white-space:nowrap;
}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:hover{background:#FBF8F1}
table.compare td:first-child{font-weight:600;color:var(--text-heading)}

/* ============ FAQ ============ */
.faq{max-width:900px}
.faq-item{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item[open]{border-color:#CFE3DC;box-shadow:var(--shadow-card)}
.faq-item summary{
  cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:18px;font-weight:600;color:var(--text-heading);min-height:48px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;font-weight:400;color:var(--accent);transition:transform .15s ease;line-height:1}
.faq-item[open] summary{background:var(--bg-soft)}
.faq-item[open] summary::after{content:"×"}
.faq-body{padding:6px 24px 24px;font-size:15px;color:var(--text-body);line-height:1.85}
.faq-body p{margin-bottom:10px}

/* ============ 邻接分类 ============ */
.next-cats{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.next-card{
  display:block;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0B4E45,#167D6E 60%,#3FA08A);
  border-radius:var(--radius-card);padding:28px 30px;color:#fff;
  box-shadow:var(--shadow-card);transition:transform .25s ease,box-shadow .25s ease;
}
.next-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);color:#fff}
.next-card .next-label{font-size:12px;letter-spacing:.1em;color:#B9E3D9;margin-bottom:10px;display:block}
.next-card h3{color:#fff;font-size:20px;margin-bottom:10px}
.next-card p{font-size:14px;color:rgba(255,255,255,.82);line-height:1.8;margin:0 0 16px}
.next-card .next-go{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#F2BC5C}
.next-card .next-go::after{content:"→";transition:transform .18s ease}
.next-card:hover .next-go::after{transform:translateX(4px)}

/* ============ CTA 表单 ============ */
.cta-panel{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background-image:
    linear-gradient(115deg,rgba(233,161,59,.92) 0%,rgba(185,119,36,.6) 22%,rgba(11,78,69,.95) 48%,rgba(10,53,46,.98) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:48px;
}
.cta-grid{display:grid;grid-template-columns:1fr .9fr;gap:44px;align-items:center}
.cta-copy{color:#fff}
.cta-copy h2{color:#fff;margin-bottom:14px}
.cta-copy p{font-size:15.5px;color:rgba(255,255,255,.86);line-height:1.85;max-width:44ch}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{font-size:14px;color:#DCEFE9;padding-left:22px;position:relative}
.cta-points li::before{content:"";position:absolute;left:0;top:11px;width:10px;height:2px;border-radius:2px;background:#F2BC5C}
.form-card{background:#fff;border-radius:var(--radius-card);padding:30px;box-shadow:0 18px 44px rgba(6,38,33,.28)}
.form-card h3{font-size:19px;margin-bottom:8px}
.form-card .form-hint{font-size:13.5px;color:var(--text-muted);margin-bottom:20px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:600;color:var(--text-heading)}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:10px 14px;font-size:14.5px;
  border:1px solid var(--line-strong);border-radius:10px;background:#FCFAF6;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.field textarea{min-height:96px;padding:16px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px var(--ring);
}
.field.error input,.field.error select{border-color:var(--alert)}
.field .err-msg{font-size:13px;color:var(--alert);min-height:18px}
.checkbox-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text-muted);line-height:1.7}
.checkbox-row input{width:20px;height:20px;min-height:20px;accent-color:var(--primary);margin-top:2px}
.form-actions{margin-top:18px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.form-result{margin-top:16px;font-size:14px;border-radius:10px;padding:0 16px;max-height:0;overflow:hidden;transition:max-height .25s ease,padding .25s ease}
.form-result.show{max-height:200px;padding:14px 16px}
.form-result.ok{background:#EAF6F1;color:#12695D;border:1px solid #C4E3D9}
.form-result.bad{background:#FBEBE7;color:#A8412A;border:1px solid #EFC9BF}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-deep);color:#CFE3DC;margin-top:72px}
.footer-top{padding:64px 0 40px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr)) 1.6fr;gap:36px}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:#CFE3DC;font-size:14px;display:inline-flex;align-items:center;min-height:32px;line-height:1.6}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-summary p{font-size:13.5px;line-height:1.9;color:#A9C7BE;margin:0}
.footer-bottom{
  display:flex;align-items:center;gap:24px;flex-wrap:wrap;
  padding:26px 0 34px;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#E6F4F0;font-weight:700;font-size:16px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:16px;background:linear-gradient(135deg,#3FA08A,#167D6E)}
.footer-badges{display:flex;gap:10px;flex-wrap:wrap}
.badge-outline{
  font-size:12px;padding:6px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.22);color:#B9E3D9;
}
.footer-legal{margin-left:auto;display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:#8FB3A9}
.footer-legal a{color:#B9E3D9;text-decoration:underline}
.footer-legal a:hover{color:#fff}

/* ============ 悬浮组件 ============ */
.back-to-top,.chat-fab{
  position:fixed;z-index:70;border:none;cursor:pointer;
  box-shadow:0 10px 24px rgba(10,53,46,.28);
  transition:transform .2s ease,opacity .2s ease,background .2s ease;
}
.back-to-top{
  right:24px;bottom:24px;width:46px;height:46px;border-radius:10px;
  background:linear-gradient(135deg,#0B4E45,#167D6E);color:#fff;font-size:18px;
  display:none;align-items:center;justify-content:center;
}
.back-to-top.show{display:inline-flex}
.back-to-top:hover{transform:translateY(-3px)}
.chat-fab{
  right:24px;bottom:82px;width:48px;height:48px;border-radius:50%;
  background:var(--primary-deep);color:#fff;display:inline-flex;align-items:center;justify-content:center;
}
.chat-fab:hover{background:var(--primary);transform:translateY(-3px)}
.chat-pop{
  position:fixed;right:24px;bottom:142px;width:250px;z-index:71;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:0 18px 40px rgba(10,53,46,.22);padding:16px;
  opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity .2s ease,transform .2s ease;
}
.chat-pop.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.chat-pop h4{font-size:14.5px;margin-bottom:4px}
.chat-pop p{font-size:12.5px;color:var(--text-muted);margin-bottom:12px}
.chat-pop a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  font-size:13.5px;padding:10px 12px;border-radius:10px;background:#F7F5EF;
  color:var(--text-body);margin-bottom:8px;min-height:40px;
}
.chat-pop a:last-child{margin-bottom:0}
.chat-pop a:hover{background:var(--primary-soft);color:var(--primary-deep)}
.chat-pop a::after{content:"→";color:var(--primary)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .footer-summary{grid-column:1/-1}
  .hotwords{display:none}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .step-layout{grid-template-columns:1fr;gap:32px}
  .aside-card{position:static}
  .hcard{grid-template-columns:220px 1fr;gap:20px}
  .cta-panel{padding:36px}
  .cta-grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:768px){
  :root{--topbar-h:60px}
  .search,.global-links{display:none}
  .nav-toggle{display:inline-flex}
  .navbar-inner{flex-direction:column;align-items:stretch;gap:0}
  .channels{display:none;flex-direction:column;align-items:stretch;width:100%;padding-bottom:8px}
  .site-header.nav-open .channels{display:flex}
  .channels a{padding:13px 4px;border-bottom:1px solid var(--line);min-height:44px}
  .channels a::after{display:none}
  .channels a.active{color:var(--primary)}
  .drawer-search{display:block;padding:12px 0 4px}
  .drawer-search input{width:100%;height:44px;padding:0 14px;border:1px solid var(--line-strong);border-radius:10px;background:#FCFAF6}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .cat-hero{padding:24px 0 48px;border-radius:0 0 20px 20px}
  .cat-hero h1{max-width:none}
  .checklist{grid-template-columns:1fr}
  .hcard{grid-template-columns:1fr;padding:16px}
  .hcard-cover img{aspect-ratio:16/9}
  .next-cats{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-legal{margin-left:0;width:100%}
  .form-grid{grid-template-columns:1fr}
  .cta-panel{padding:26px 20px;border-radius:20px}
  .form-card{padding:22px}
  .chat-fab{right:16px;bottom:74px}
  .back-to-top{right:16px;bottom:16px}
  .chat-pop{right:16px;left:16px;width:auto;bottom:134px}
  .section{padding:52px 0}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .stats-grid{grid-template-columns:1fr}
  .brand-text{font-size:16px}
  .brand-tag{display:none}
  .hero-actions .btn{width:100%}
  .filter-chips{gap:8px}
  .chip{font-size:12.5px;padding:7px 13px}
  .stat-num{font-size:32px}
  .hcard-title{font-size:17px}
  .faq-item summary{font-size:16px;padding:16px 18px}
  .faq-body{padding:4px 18px 20px}
  table.compare th,table.compare td{padding:13px 14px;font-size:13.5px}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --primary:#167D6E;
  --primary-deep:#0B4E45;
  --primary-mid:#3FA08A;
  --primary-gradient:linear-gradient(135deg,#0B4E45 0%,#167D6E 52%,#3FA08A 100%);
  --accent:#E9A13B;
  --accent-dark:#B97724;
  --accent-gradient:linear-gradient(135deg,#F2BC5C 0%,#E1912F 100%);
  --alert:#D75D3F;
  --bg-page:#F7F3EB;
  --bg-card:#FFFFFF;
  --bg-deep:#0A352E;
  --bg-soft:#F0F7F4;
  --text-heading:#17332D;
  --text-body:#334740;
  --text-muted:#6B7E77;
  --line:#E4DED2;
  --line-strong:#C8C0B2;
  --ring:rgba(22,125,110,.28);
  --radius-btn:12px;
  --radius-card:20px;
  --radius-lg:24px;
  --radius-sm:8px;
  --shadow-card:0 1px 3px rgba(12,45,40,.06);
  --shadow-hover:0 10px 30px rgba(11,78,69,.12);
  --shadow-nav:0 4px 12px rgba(10,53,46,.08);
  --shadow-cta:0 8px 20px rgba(185,106,28,.22);
  --container:min(1200px,92vw);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--text-body);
  background:var(--bg-page);
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure,dl,dd{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-deep);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{color:var(--text-heading);line-height:1.35;font-weight:700;}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;}
.container{width:var(--container);margin:0 auto;}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:-.02em;}

/* ============ 顶部品牌行 ============ */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);transition:box-shadow .25s ease;}
.site-header.is-stuck{box-shadow:var(--shadow-nav);}
.site-header.is-stuck .topbar{display:none;}
.topbar{border-bottom:1px solid var(--line);}
.topbar-inner{display:flex;align-items:center;gap:18px;min-height:64px;padding:10px 0;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text-heading);}
.brand-mark{
  width:38px;height:38px;border-radius:10px;flex:0 0 auto;
  background:var(--primary-gradient);color:#fff;
  display:grid;place-items:center;font-size:19px;font-weight:700;
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.01em;color:var(--text-heading);white-space:nowrap;}
.brand-tag{
  font-size:12px;line-height:1;padding:4px 8px;border-radius:999px;
  background:var(--bg-soft);color:var(--primary);border:1px solid #C5D9D2;white-space:nowrap;
}
.search{
  flex:1 1 auto;display:flex;align-items:center;gap:8px;
  border:1px solid var(--line-strong);border-radius:10px;background:#fff;
  padding:0 6px 0 12px;height:44px;color:var(--text-muted);max-width:520px;
}
.search input{flex:1;border:0;background:transparent;height:100%;font-size:15px;min-width:0;}
.search input:focus{outline:none;}
.search button{
  height:34px;padding:0 16px;border-radius:8px;background:var(--primary);color:#fff;
  font-size:14px;transition:background .2s ease,transform .2s ease;
}
.search button:hover{background:var(--primary-deep);transform:translateY(-1px);}
.global-links{display:flex;align-items:center;gap:16px;font-size:14px;flex:0 0 auto;}
.global-links a{color:var(--text-body);min-height:40px;display:inline-flex;align-items:center;}
.global-links a:hover{color:var(--primary);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line-strong);
  font-size:18px;color:var(--primary-deep);align-items:center;justify-content:center;
}

/* ============ 频道导航 ============ */
.navbar{border-bottom:1px solid var(--line);background:rgba(255,255,255,.92);backdrop-filter:blur(12px);}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:52px;}
.channels{display:flex;align-items:center;gap:6px;}
.channels a{
  position:relative;display:inline-flex;align-items:center;height:52px;padding:0 14px;
  font-size:15px;color:var(--text-body);transition:color .2s ease;
}
.channels a:hover{color:var(--primary);}
.channels a.active{color:var(--primary-deep);font-weight:700;}
.channels a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;
  background:var(--primary);
}
.hotwords{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-muted);}
.hotwords a{color:var(--text-muted);}
.hotwords a:hover{color:var(--primary);}
.hot-label{
  display:inline-grid;place-items:center;width:20px;height:20px;border-radius:6px;
  background:var(--accent-gradient);color:#3A1F00;font-size:12px;font-weight:700;
}

/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  min-height:48px;text-align:center;
}
.btn-sm{padding:8px 16px;min-height:40px;font-size:14px;border-radius:10px;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:#1A8B7A;color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(22,125,110,.24);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-accent{background:var(--accent-gradient);color:#2E1600;box-shadow:var(--shadow-cta);}
.btn-accent:hover{color:#2E1600;transform:translateY(-1px);box-shadow:0 12px 26px rgba(185,106,28,.28);}
.btn-accent:active{transform:translateY(1px);box-shadow:0 4px 10px rgba(185,106,28,.2);}
.btn-ghost{background:transparent;border-color:var(--primary);color:var(--primary);}
.btn-ghost:hover{background:rgba(22,125,110,.08);color:var(--primary-deep);transform:translateY(-1px);}
.btn-light{background:rgba(255,255,255,.92);color:var(--primary-deep);}
.btn-light:hover{background:#fff;color:var(--primary-deep);transform:translateY(-1px);}
.btn:disabled{background:#D9D4CA;color:#8C908B;box-shadow:none;cursor:not-allowed;transform:none;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;}
.link-more::after{content:"→";transition:transform .2s ease;}
.link-more:hover::after{transform:translateX(4px);}

/* ============ 面包屑 ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);padding:12px 0;}
.crumb a{color:var(--text-muted);}
.crumb a:hover{color:var(--primary);}
.crumb span[aria-current]{color:var(--text-heading);font-weight:600;}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;color:#fff;padding:56px 0 52px;
  background-image:
    linear-gradient(135deg,rgba(11,78,69,.94),rgba(22,125,110,.78)),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.cat-hero-inner{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:center;}
.cat-hero h1{color:#fff;font-size:clamp(2rem,4vw + .6rem,3.1rem);letter-spacing:-.01em;margin-bottom:14px;}
.cat-hero p{color:#DCEFE9;font-size:16px;max-width:52ch;margin-bottom:20px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-badges span{
  font-size:13px;color:#EAF7F3;border:1px solid rgba(255,255,255,.34);
  border-radius:999px;padding:6px 12px;background:rgba(255,255,255,.08);
}
.filter-panel{
  background:rgba(255,255,255,.96);border-radius:var(--radius-lg);padding:22px 22px 20px;
  box-shadow:0 18px 40px rgba(4,35,29,.28);color:var(--text-body);
}
.filter-panel h2{font-size:18px;margin-bottom:6px;}
.filter-panel p{font-size:13.5px;color:var(--text-muted);margin-bottom:14px;}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  font-size:13px;padding:7px 14px;border-radius:999px;border:1px solid #C5D9D2;
  color:var(--primary-deep);background:#fff;transition:all .2s ease;
}
.chip:hover{background:var(--bg-soft);transform:translateY(-1px);}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff;}
.filter-note{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-muted);}

/* ============ 版块通用 ============ */
.section{padding:72px 0;}
.section-sm{padding:52px 0;}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:12px;}
.section-head p{color:var(--text-muted);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--primary);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:4px;border-radius:4px;background:var(--accent-gradient);}
.bg-white{background:#fff;}
.bg-soft{background:var(--bg-soft);}

/* ============ 数据徽章卡 ============ */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.metric-card{
  position:relative;background:var(--bg-card);border-radius:var(--radius-card);padding:22px 22px 20px;
  box-shadow:var(--shadow-card);border:1px solid var(--line);overflow:hidden;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease,background .3s ease;
}
.metric-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--accent-gradient);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary);background:#FBF7EE;}
.metric-icon{
  width:38px;height:38px;border-radius:var(--radius-sm);display:grid;place-items:center;
  background:var(--bg-soft);color:var(--primary);margin-bottom:14px;
}
.metric-num{font-size:32px;font-weight:700;color:var(--text-heading);letter-spacing:-.02em;line-height:1.2;}
.metric-num small{font-size:14px;font-weight:600;color:var(--text-muted);margin-left:4px;}
.metric-card:hover .metric-num{color:var(--primary-deep);}
.metric-card p{font-size:14px;color:var(--text-muted);margin-top:6px;}

/* ============ 时间轴 ============ */
.timeline{position:relative;display:grid;gap:18px;}
.tl-item{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 24px;
  box-shadow:var(--shadow-card);transition:box-shadow .3s ease,transform .3s ease,border-color .3s ease;
}
.tl-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:var(--primary);}
.tl-index{
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
  background:var(--primary-gradient);color:#fff;font-size:20px;font-weight:700;letter-spacing:-.02em;
}
.tl-item h3{font-size:18px;margin-bottom:6px;}
.tl-item p{font-size:15px;color:var(--text-body);}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.tag{
  font-size:12px;padding:4px 10px;border-radius:999px;border:1px solid #C5D9D2;
  color:var(--primary-deep);background:#F7FBFA;
}

/* ============ 图文专项 ============ */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:center;}
.cover-figure{border-radius:var(--radius-lg);overflow:hidden;background:#E7EFEB;box-shadow:0 16px 36px rgba(11,78,69,.16);}
.cover-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:1.5/1;transition:transform .3s ease;}
.cover-figure:hover img{transform:scale(1.02);}
.check-list{display:grid;gap:14px;margin-top:22px;}
.check-list li{display:grid;grid-template-columns:26px minmax(0,1fr);gap:12px;font-size:15px;}
.check-list b{display:block;font-size:16px;color:var(--text-heading);margin-bottom:2px;}
.check-dot{
  width:24px;height:24px;border-radius:50%;background:var(--bg-soft);color:var(--primary);
  display:grid;place-items:center;font-size:13px;font-weight:700;margin-top:3px;
}

/* ============ 对照列表 ============ */
.compare{background:#fff;border-radius:var(--radius-lg);border:1px solid var(--line);overflow:hidden;box-shadow:var(--shadow-card);}
.compare-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);background:var(--primary-deep);color:#fff;}
.compare-head div{padding:14px 22px;font-size:14px;font-weight:600;letter-spacing:.02em;}
.compare-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);border-top:1px solid var(--line);transition:background .2s ease;}
.compare-row:hover{background:#FBF7EE;}
.compare-row div{padding:16px 22px;font-size:15px;}
.compare-row .scene{color:var(--text-heading);font-weight:600;}
.compare-row .action{color:var(--text-body);display:flex;gap:10px;align-items:flex-start;}
.compare-row .action::before{content:"•";color:var(--accent);font-size:20px;line-height:1.2;}

/* ============ 安全提示条 ============ */
.notice{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:18px;align-items:center;
  background:var(--primary-gradient);color:#fff;border-radius:var(--radius-lg);padding:26px 28px;
}
.notice h3{color:#fff;font-size:19px;margin-bottom:6px;}
.notice p{color:#D6EDE7;font-size:14.5px;}
.notice a{color:#B9E3D9;text-decoration:underline;}
.notice-icon{
  width:52px;height:52px;border-radius:16px;background:rgba(255,255,255,.14);
  display:grid;place-items:center;color:#F7E3BF;font-size:22px;
}

/* ============ FAQ ============ */
.faq{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:#fff;}
.faq details{border-bottom:1px solid var(--line);}
.faq details:last-child{border-bottom:0;}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--text-heading);min-height:56px;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:"+";flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;background:var(--accent-gradient);color:#3A1F00;
  font-size:18px;font-weight:700;transition:transform .15s ease;
}
.faq details[open] summary{background:var(--bg-soft);}
.faq details[open] summary::after{content:"×";transform:rotate(0deg);}
.faq .faq-body{padding:4px 24px 22px;font-size:15px;color:var(--text-body);}

/* ============ 文档下载 ============ */
.doc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.doc-card{
  display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:18px 20px;box-shadow:var(--shadow-card);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.doc-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--primary);}
.doc-card b{display:block;font-size:15px;color:var(--text-heading);}
.doc-card span{font-size:13px;color:var(--text-muted);}
.doc-icon{width:40px;height:40px;border-radius:12px;background:var(--bg-soft);color:var(--primary);display:grid;place-items:center;flex:0 0 auto;}

/* ============ 邻接分类 ============ */
.next-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.next-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.next-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--primary);}
.next-card span{font-size:13px;color:var(--text-muted);}
.next-card h3{font-size:19px;margin:8px 0 8px;}
.next-card p{font-size:14.5px;color:var(--text-muted);}

/* ============ CTA ============ */
.cta-band{
  border-radius:var(--radius-lg);padding:36px;color:#fff;
  background:linear-gradient(120deg,#0B4E45 0%,#167D6E 58%,#B97724 100%);
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center;
}
.cta-band h2{color:#fff;font-size:clamp(1.4rem,2.6vw,2rem);margin-bottom:8px;}
.cta-band p{color:#D8EDE7;font-size:15px;}
.cta-band .btn-row{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-deep);color:#E6F4F0;margin-top:8px;border-radius:24px 24px 0 0;}
.footer-top{padding:56px 0 36px;}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr)) minmax(0,1.5fr);gap:28px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:#B9C9C4;font-size:14px;min-height:32px;display:inline-flex;align-items:center;}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-summary p{color:#A9BDB7;font-size:13.5px;line-height:1.85;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0 30px;
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:600;color:#fff;}
.footer-brand .brand-mark{width:32px;height:32px;font-size:16px;}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;}
.badge-outline{
  font-size:12px;color:#CFE6E0;border:1px solid rgba(255,255,255,.24);
  border-radius:999px;padding:5px 12px;
}
.footer-legal{font-size:13px;color:#9FB3AD;display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.footer-legal a{color:#CFE6E0;text-decoration:underline;}

/* ============ 悬浮组件 ============ */
.to-top{
  position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:var(--radius-sm);
  background:var(--primary-gradient);color:#fff;display:grid;place-items:center;
  box-shadow:0 10px 24px rgba(10,53,46,.3);opacity:0;pointer-events:none;
  transition:opacity .25s ease,transform .25s ease;z-index:70;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);}
.support-fab{
  position:fixed;right:22px;bottom:84px;width:48px;height:48px;border-radius:50%;
  background:var(--primary-deep);color:#fff;display:grid;place-items:center;
  box-shadow:0 10px 24px rgba(10,53,46,.28);z-index:70;transition:transform .25s ease;
}
.support-fab:hover{transform:translateY(-3px);color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .footer-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .footer-summary{grid-column:span 3;}
}
@media (max-width:1024px){
  .hotwords{display:none;}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cat-hero-inner{grid-template-columns:1fr;gap:28px;}
  .split{gap:30px;}
  .doc-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-summary{grid-column:span 2;}
  .notice{grid-template-columns:auto minmax(0,1fr);}
  .notice .btn{grid-column:span 2;justify-self:start;}
}
@media (max-width:768px){
  .nav-toggle{display:inline-flex;}
  .navbar{display:none;}
  .navbar.open{display:block;}
  .navbar-inner{flex-direction:column;align-items:stretch;padding:8px 0 12px;}
  .channels{flex-direction:column;align-items:stretch;gap:0;}
  .channels a{height:auto;padding:13px 4px;border-bottom:1px solid var(--line);justify-content:space-between;}
  .channels a.active::after{display:none;}
  .channels a.active{background:var(--bg-soft);border-radius:10px;padding-left:12px;}
  .global-links{display:none;}
  .topbar-inner{flex-wrap:wrap;gap:12px;}
  .search{order:3;flex:1 1 100%;max-width:none;}
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .split{grid-template-columns:1fr;}
  .tl-item{grid-template-columns:48px minmax(0,1fr);gap:14px;padding:20px 18px;}
  .tl-index{width:44px;height:44px;font-size:18px;border-radius:14px;}
  .compare-head,.compare-row{grid-template-columns:1fr;}
  .compare-head div:first-child{display:none;}
  .compare-row .scene{border-bottom:1px dashed var(--line);}
  .next-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:28px 22px;}
  .doc-grid{grid-template-columns:1fr;}
  .notice{grid-template-columns:1fr;padding:24px 20px;}
  .notice .btn{grid-column:span 1;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-summary{grid-column:span 1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  body{font-size:15.5px;}
  .brand-text{font-size:17px;}
  .brand-tag{display:none;}
  .metric-grid{grid-template-columns:1fr;}
  .metric-num{font-size:28px;}
  .faq summary{padding:16px 18px;font-size:16px;}
  .faq .faq-body{padding:4px 18px 18px;}
  .search button{padding:0 12px;}
  .to-top{right:14px;bottom:18px;}
  .support-fab{right:14px;bottom:74px;}
}
@media (max-width:380px){
  .container{width:auto;padding:0 14px;}
  .hero-actions .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --primary:#167D6E;
  --primary-deep:#0B4E45;
  --primary-light:#3FA08A;
  --accent:#E9A13B;
  --accent-dark:#B97724;
  --alert:#D75D3F;
  --bg-page:#F7F3EB;
  --bg-card:#FFFFFF;
  --bg-soft:#F0F7F4;
  --bg-deep:#0A352E;
  --text-heading:#17332D;
  --text-body:#334740;
  --text-muted:#6B7E77;
  --line:#E4DED2;
  --line-strong:#C8C0B2;
  --ring:rgba(22,125,110,.28);
  --grad-primary:linear-gradient(135deg,#0B4E45 0%,#167D6E 55%,#3FA08A 100%);
  --grad-accent:linear-gradient(135deg,#F2BC5C 0%,#E1912F 100%);
  --r-btn:12px;
  --r-card:20px;
  --r-img:16px;
  --r-panel:24px;
  --r-pill:999px;
  --sh-card:0 1px 3px rgba(12,45,40,.06);
  --sh-hover:0 10px 30px rgba(11,78,69,.12);
  --sh-cta:0 8px 20px rgba(185,106,28,.22);
  --container:min(1200px,92vw);
  --topbar-h:64px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,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:1.8;
  color:var(--text-body);
  background:var(--bg-page);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--primary-deep)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
.container{width:var(--container);margin-inline:auto}
.section{padding:104px 0}
.section-head{max-width:760px;margin-bottom:40px}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--primary);
  background:rgba(22,125,110,.09);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:14px;font-weight:600;
}
h2{font-size:clamp(1.5rem,3vw,2.25rem);line-height:1.35;color:var(--text-heading);font-weight:700;letter-spacing:-.01em}
h3{font-size:clamp(1.15rem,1.5vw,1.35rem);line-height:1.5;color:var(--text-heading);font-weight:700}
.lead{font-size:16px;line-height:1.85;color:var(--text-muted);margin-top:14px}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:calc(-1 * var(--topbar-h));z-index:80;background:#fff}
.topbar{background:#fff;border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:var(--topbar-h)}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:34px;height:34px;border-radius:8px;background:var(--grad-primary);
  color:#fff;display:grid;place-items:center;font-weight:700;font-size:17px;flex:none;
}
.brand-text{font-size:18px;font-weight:700;color:var(--text-heading);letter-spacing:-.01em;white-space:nowrap}
.brand-tag{
  font-size:12px;color:var(--accent-dark);background:rgba(233,161,59,.14);
  border:1px solid rgba(233,161,59,.35);border-radius:var(--r-pill);padding:2px 9px;white-space:nowrap;
}
.search{
  flex:1;max-width:520px;display:flex;align-items:center;gap:10px;
  border:1px solid var(--line-strong);border-radius:10px;padding:5px 5px 5px 12px;background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--ring)}
.search svg{color:var(--text-muted);flex:none}
.search input{flex:1;min-width:0;height:34px;border:0;outline:0;background:transparent;font-size:14px}
.search button{
  border:0;background:var(--primary);color:#fff;border-radius:8px;padding:8px 16px;font-size:14px;
  transition:background-color .18s ease,transform .18s ease;
}
.search button:hover{background:#178a79;transform:translateY(-1px)}
.global-links{display:flex;align-items:center;gap:18px;margin-left:auto;flex:none}
.global-links a{font-size:14px;color:var(--text-body);padding:10px 0}
.global-links a:hover{color:var(--primary)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line-strong);border-radius:10px;
  background:#fff;color:var(--text-heading);font-size:18px;line-height:1;place-items:center;margin-left:auto;
}
.navbar{background:var(--primary-deep);transition:box-shadow .2s ease}
.is-stuck .navbar{box-shadow:0 4px 12px rgba(10,53,46,.18)}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:54px}
.channels{display:flex;align-items:center;gap:4px}
.channels a{
  display:inline-flex;align-items:center;min-height:44px;padding:12px 16px;
  color:#DCEFE9;font-size:15px;border-bottom:3px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.channels a:hover{color:#fff;background:rgba(255,255,255,.07)}
.channels a.active{color:#fff;border-bottom-color:var(--accent);font-weight:600}
.hotwords{display:flex;align-items:center;gap:14px;font-size:13px}
.hotwords a{color:#B9E3D9}
.hotwords a:hover{color:#fff;text-decoration:underline}
.hot-label{background:var(--accent);color:#2E1600;border-radius:6px;font-size:11px;padding:2px 7px;font-weight:700}
.search-drawer{display:none;margin-top:6px}

/* ---------- 分类 Hero ---------- */
.band{
  position:relative;color:#fff;
  background-image:
    linear-gradient(135deg,rgba(11,78,69,.95) 0%,rgba(22,125,110,.86) 55%,rgba(63,160,138,.78) 100%),
    url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
}
.band-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;padding:64px 0 100px}
.band h1{
  font-size:clamp(1.9rem,4vw,3rem);line-height:1.25;font-weight:700;letter-spacing:-.01em;color:#fff;
}
.band-sub{margin-top:16px;font-size:16px;line-height:1.85;color:#D3EAE3;max-width:52ch}
.band-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.band-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.badge-glass{
  border:1px solid rgba(255,255,255,.34);border-radius:var(--r-pill);
  padding:5px 13px;font-size:13px;color:#E6F4F0;
}
.band-card{
  background:#fff;border-radius:var(--r-panel);padding:28px;color:var(--text-body);
  box-shadow:0 18px 46px rgba(6,38,33,.22);position:relative;overflow:hidden;
}
.band-card::before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:var(--grad-accent)}
.band-card h3{font-size:17px;margin-bottom:6px}
.band-card p{font-size:14px;color:var(--text-muted)}
.band-figure{margin-top:18px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);background:#E7EFEB}
.band-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.band-list{margin-top:18px;display:grid;gap:10px}
.band-list li{display:flex;gap:10px;font-size:14px;color:var(--text-body)}
.band-list li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);margin-top:9px;flex:none}

/* ---------- 数据徽章 ---------- */
.stats-section{padding:0;margin-top:-56px;position:relative;z-index:3}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;
  box-shadow:var(--sh-card);position:relative;overflow:hidden;
  transition:background-color .25s ease,box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.stat-card::before{content:"";position:absolute;top:0;left:0;width:56px;height:4px;background:var(--grad-accent);border-radius:0 0 4px 0}
.stat-card:hover{background:#FBF6EC;box-shadow:var(--sh-hover);border-color:var(--primary);transform:translateY(-2px)}
.stat-num{font-size:40px;font-weight:700;color:var(--primary-deep);letter-spacing:-.02em;line-height:1.1;transition:color .25s ease}
.stat-card:hover .stat-num{color:var(--primary)}
.stat-unit{font-size:22px;margin-left:2px}
.stat-label{margin-top:8px;font-size:15px;font-weight:600;color:var(--text-heading)}
.stat-desc{margin-top:6px;font-size:13px;color:var(--text-muted);line-height:1.7}

/* ---------- 横卡列表 ---------- */
.row-list{display:grid;gap:24px}
.row-card{
  display:grid;grid-template-columns:320px 1fr;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);
  transition:box-shadow .3s ease,border-color .3s ease,transform .3s ease;
}
.row-card:hover{box-shadow:var(--sh-hover);border-color:var(--primary);transform:translateY(-2px)}
.row-media{background:#E7EFEB;min-height:210px;overflow:hidden}
.row-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.row-card:hover .row-media img{transform:scale(1.02)}
.row-body{padding:28px 32px}
.row-body h3{margin-bottom:10px}
.row-body p{font-size:15px;line-height:1.8;color:var(--text-body)}
.row-foot{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:16px}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  border:1px solid #C5D9D2;color:#3E6B60;border-radius:var(--r-pill);
  font-size:12px;padding:3px 11px;background:#F1F7F5;
}
.meta{font-size:13px;color:var(--text-muted)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary)}
.link-arrow::after{content:"→";transition:transform .18s ease}
.link-arrow:hover::after{transform:translateX(3px)}

/* ---------- 场景 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px;
  box-shadow:var(--sh-card);transition:box-shadow .25s ease,border-color .25s ease;
}
.scene-card:hover{box-shadow:var(--sh-hover);border-color:var(--primary)}
.scene-card::before{content:"";display:block;width:40px;height:4px;border-radius:4px;background:var(--grad-accent);margin-bottom:18px}
.scene-card h3{margin-bottom:8px}
.scene-card p{font-size:15px;color:var(--text-body)}
.tick-list{margin-top:14px;display:grid;gap:8px}
.tick-list li{position:relative;padding-left:24px;font-size:14px;color:var(--text-muted)}
.tick-list li::before{
  content:"";position:absolute;left:0;top:9px;width:12px;height:7px;
  border-left:2px solid var(--primary);border-bottom:2px solid var(--primary);transform:rotate(-45deg);
}

/* ---------- 流程 ---------- */
.steps{border-top:1px solid var(--line)}
.step{
  display:grid;grid-template-columns:56px 1fr;gap:24px;padding:26px 0;border-bottom:1px dashed var(--line);
}
.step-num{
  width:48px;height:48px;border-radius:var(--r-btn);background:var(--grad-primary);color:#fff;
  display:grid;place-items:center;font-size:19px;font-weight:700;letter-spacing:-.02em;
}
.step h3{font-size:18px;margin-bottom:6px}
.step p{font-size:15px;color:var(--text-body);max-width:70ch}
.step-note{display:inline-block;margin-top:10px;font-size:13px;color:var(--accent-dark);background:rgba(233,161,59,.12);border-radius:var(--r-pill);padding:3px 12px}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-img);background:#fff;box-shadow:var(--sh-card)}
table{width:100%;border-collapse:collapse;min-width:680px}
th{
  background:var(--bg-soft);color:var(--text-heading);text-align:left;
  font-size:14px;font-weight:600;padding:15px 20px;border-bottom:1px solid var(--line);white-space:nowrap;
}
td{padding:15px 20px;font-size:15px;color:var(--text-body);border-bottom:1px solid var(--line)}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:#FBFDFC}
td:first-child{font-weight:600;color:var(--text-heading);white-space:nowrap}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;align-items:start}
details.faq{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-img);
  overflow:hidden;transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
details.faq:hover{border-color:var(--primary);box-shadow:var(--sh-card)}
details.faq[open]{background:var(--bg-soft);border-color:#BFD8D0}
details.faq summary{
  list-style:none;cursor:pointer;padding:18px 20px;font-size:16px;font-weight:600;color:var(--text-heading);
  display:flex;justify-content:space-between;align-items:flex-start;gap:14px;
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
  content:"+";font-size:20px;line-height:1;color:var(--accent-dark);font-weight:400;
  transition:transform .15s ease;flex:none;
}
details.faq[open] summary::after{content:"×";transform:rotate(0deg)}
.faq-body{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--text-body)}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--r-panel);background:var(--grad-primary);
  color:#fff;padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:48px;
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(233,161,59,.34),transparent 65%);
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{color:#fff}
.cta-copy p{margin-top:14px;font-size:15px;line-height:1.85;color:#D3EAE3;max-width:44ch}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{font-size:14px;color:#E6F4F0;padding-left:20px;position:relative}
.cta-points li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.cta-form{
  position:relative;z-index:1;background:#fff;border-radius:var(--r-card);padding:28px;color:var(--text-body);
  box-shadow:0 16px 40px rgba(6,38,33,.2);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text-heading);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;border:1px solid var(--line-strong);border-radius:var(--r-btn);
  padding:0 14px;font-size:15px;background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:104px;padding:14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:0;border-color:var(--primary);box-shadow:0 0 0 3px var(--ring);
}
.req{color:var(--alert)}
.form-result{margin-top:14px;font-size:14px;line-height:1.7;border-radius:var(--r-btn);padding:0;transition:all .2s ease}
.form-result.is-success{background:#EAF6F1;border:1px solid #A9D6C6;color:#0B4E45;padding:12px 14px}
.form-result.is-error{background:#FCF0EC;border:1px solid #EFBEAE;color:#9C3B22;padding:12px 14px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);padding:12px 24px;font-size:15px;font-weight:600;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:#178a79;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-hover)}
.btn-accent{background:var(--grad-accent);color:#2E1600;box-shadow:var(--sh-cta)}
.btn-accent:hover{color:#2E1600;transform:translateY(-1px);box-shadow:0 12px 26px rgba(185,106,28,.28)}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-outline:hover{background:rgba(22,125,110,.08);color:var(--primary-deep)}
.btn-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.12);color:#fff}
.btn:active{transform:translateY(1px);box-shadow:none}
.btn:focus-visible{outline:3px solid var(--ring);outline-offset:2px}
.btn[disabled]{background:#BFB9AE;color:#fff;cursor:not-allowed;box-shadow:none;border-color:transparent}
.btn-sm{padding:8px 16px;font-size:14px}

/* ---------- 分类互通 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.related-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px;
  box-shadow:var(--sh-card);transition:box-shadow .25s ease,border-color .25s ease,transform .25s ease;
}
.related-card:hover{box-shadow:var(--sh-hover);border-color:var(--primary);transform:translateY(-2px)}
.related-card span{font-size:13px;color:var(--accent-dark);font-weight:600}
.related-card h3{margin:8px 0 8px}
.related-card p{font-size:15px;color:var(--text-muted)}
.doc-bar{
  margin-top:28px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between;
  background:#fff;border:1px dashed var(--line-strong);border-radius:var(--r-img);padding:20px 24px;
}
.doc-bar p{font-size:15px;color:var(--text-body)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-deep);color:#E6F4F0}
.footer-top{padding:64px 0 40px}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr) 1.6fr;gap:32px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:700}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:#C9E4DD;font-size:14px}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-summary p{font-size:14px;line-height:1.85;color:#B9D6CE}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;flex-wrap:wrap;
  gap:16px;align-items:center;justify-content:space-between;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:600;font-size:15px}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px}
.badge-outline{border:1px solid rgba(255,255,255,.24);border-radius:var(--r-pill);padding:4px 12px;font-size:12px;color:#C9E4DD}
.footer-legal{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:#A9CBC2}
.footer-legal nav{display:flex;gap:14px}
.footer-legal a{color:#C9E4DD}
.footer-legal a:hover{color:#fff;text-decoration:underline}

/* ---------- 悬浮按钮 ---------- */
.fab{
  width:48px;height:48px;border-radius:12px;border:0;display:grid;place-items:center;
  color:#fff;background:var(--grad-primary);box-shadow:0 10px 24px rgba(11,78,69,.3);
  transition:transform .18s ease,box-shadow .18s ease;
}
.fab:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(11,78,69,.34)}
.fab:focus-visible{outline:3px solid var(--ring);outline-offset:2px}
.fab-up{position:fixed;right:24px;bottom:24px;z-index:70;display:none}
.fab-up.is-visible{display:grid}
.support{position:fixed;right:24px;bottom:84px;z-index:70;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.fab-chat{border-radius:50%;background:#0B4E45}
.support-panel{
  width:250px;background:#fff;border:1px solid var(--line);border-radius:var(--r-img);
  box-shadow:0 18px 44px rgba(10,53,46,.2);padding:18px;display:grid;gap:10px;
}
.support-panel[hidden]{display:none}
.support-title{font-size:14px;font-weight:700;color:var(--text-heading)}
.support-panel a{
  display:block;font-size:14px;color:var(--text-body);background:var(--bg-soft);
  border-radius:10px;padding:10px 12px;transition:background-color .18s ease,color .18s ease;
}
.support-panel a:hover{background:#E1F0EB;color:var(--primary-deep)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .band-grid{grid-template-columns:1fr;gap:32px;padding:52px 0 92px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .footer-summary{grid-column:1/-1}
  .hotwords{display:none}
  .cta-panel{grid-template-columns:1fr;padding:36px}
}
@media (max-width:768px){
  :root{--topbar-h:56px}
  .section{padding:64px 0}
  .topbar .search{display:none}
  .global-links{display:none}
  .nav-toggle{display:grid}
  .brand-tag{display:none}
  .navbar{display:none}
  .navbar.open{
    display:block;position:absolute;top:100%;left:0;right:0;
    background:var(--primary-deep);padding:10px 0 22px;box-shadow:0 14px 34px rgba(10,53,46,.3);
  }
  .navbar.open .navbar-inner{flex-direction:column;align-items:stretch;gap:8px}
  .channels{flex-direction:column;align-items:stretch;gap:0}
  .channels a{border-bottom:1px solid rgba(255,255,255,.12);border-left:3px solid transparent;padding:14px 12px}
  .channels a.active{border-left-color:var(--accent);border-bottom-color:rgba(255,255,255,.12)}
  .navbar.open .search-drawer{display:flex}
  .row-card{grid-template-columns:1fr}
  .row-media{min-height:0;height:196px}
  .row-body{padding:22px}
  .scene-grid,.faq-grid,.related-grid{grid-template-columns:1fr}
  .stats-section{margin-top:-40px}
  .cta-panel{padding:26px;gap:28px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .support{right:16px;bottom:76px}
  .fab-up{right:16px;bottom:16px}
}
@media (max-width:520px){
  body{font-size:15px}
  .stat-grid{grid-template-columns:1fr}
  .stat-num{font-size:34px}
  .band-actions .btn{width:100%}
  .doc-bar{padding:18px}
  .step{grid-template-columns:44px 1fr;gap:16px}
  .step-num{width:40px;height:40px;font-size:17px}
  .support-panel{width:min(250px,78vw)}
}