/* roulang page: index */
:root{
  --brand-600:#0B7A75;
  --brand-700:#075C58;
  --brand-100:#DFF2F0;
  --brand-050:#F2F9F8;
  --accent-500:#E8722F;
  --accent-600:#C75C1F;
  --accent-100:#FDEBE0;
  --ink-900:#08201F;
  --ink-700:#123B39;
  --ink-500:#4A6B69;
  --ink-300:#8FA9A7;
  --bg:#F6FBFA;
  --card:#FFFFFF;
  --line:#E2EDEC;
  --dark:#062421;
  --success:#1F9D6B;
  --warn:#D98A0B;
  --danger:#D9534F;
  --r-card:14px;
  --r-lg:20px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(8,32,31,.05);
  --sh-2:0 6px 18px -8px rgba(8,32,31,.14);
  --sh-3:0 18px 40px -20px rgba(8,32,31,.22);
  --ease:cubic-bezier(.22,.68,.28,1);
  --sp-section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink-500);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-600)}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px}
h1,h2,h3{color:var(--ink-900);letter-spacing:0;line-height:1.3}
h1{font-size:clamp(30px,4.4vw,46px);font-weight:800;line-height:1.25}
h2{font-size:clamp(22px,3vw,32px);font-weight:700}
h3{font-size:18px;font-weight:600;line-height:1.4}
.num{font-variant-numeric:tabular-nums;font-family:Inter,system-ui,sans-serif}

.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:var(--sp-section) 0}
.section--tight{padding:72px 0}
.section--soft{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- 顶部公告条 ---------- */
.topbar{background:rgba(11,122,117,.06);border-bottom:1px solid var(--line);font-size:13px;color:var(--brand-700)}
.topbar__inner{display:flex;align-items:center;gap:12px;min-height:40px;padding-top:6px;padding-bottom:6px}
.topbar__dot{width:8px;height:8px;border-radius:50%;background:var(--success);flex:0 0 auto}
.topbar__text{flex:1 1 auto;overflow:hidden}
.topbar__close{width:28px;height:28px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;color:var(--brand-700);transition:background .2s var(--ease),color .2s var(--ease)}
.topbar__close:hover{background:var(--brand-600);color:#fff}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);box-shadow:var(--sh-1);transition:height .22s var(--ease)}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.site-header.is-scrolled .nav{height:60px}
.nav__side{display:flex;align-items:center;gap:26px;flex:1 1 0}
.nav__side--right{justify-content:flex-end;gap:20px}
.nav__link{position:relative;font-size:15px;font-weight:600;color:var(--ink-700);padding:6px 0}
.nav__link::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brand-600);transition:width .22s var(--ease)}
.nav__link:hover{color:var(--brand-600)}
.nav__link:hover::after{width:100%}
.nav__link.is-active{color:var(--brand-600)}
.nav__link.is-active::after{width:100%}
.logo{display:inline-flex;align-items:center;gap:10px;padding:0 32px;flex:0 0 auto;white-space:nowrap}
.logo__mark{width:32px;height:32px;border-radius:10px;background:linear-gradient(140deg,var(--brand-600),var(--brand-700));display:grid;place-items:center;box-shadow:var(--sh-1);flex:0 0 auto}
.logo__mark span{display:block;width:12px;height:12px;border:2px solid #fff;transform:rotate(45deg);border-radius:3px}
.logo__text{font-size:16px;font-weight:800;color:var(--ink-900);letter-spacing:0}
.logo__text em{font-style:normal;color:var(--brand-600)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(1px);box-shadow:none}
.btn--accent{background:var(--accent-500);color:#fff;box-shadow:var(--sh-2)}
.btn--accent:hover{background:var(--accent-600);color:#fff}
.btn--brand{background:var(--brand-600);color:#fff;box-shadow:var(--sh-2)}
.btn--brand:hover{background:var(--brand-700);color:#fff}
.btn--outline{border-color:rgba(11,122,117,.45);color:var(--brand-700);background:#fff}
.btn--outline:hover{background:var(--brand-050);border-color:var(--brand-600);color:var(--brand-700)}
.btn--ghost{color:var(--brand-700);padding:0 14px}
.btn--ghost:hover{background:rgba(11,122,117,.06);color:var(--brand-700)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn--xs{height:34px;padding:0 14px;font-size:13px}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{background:#C9D8D6;color:#fff;pointer-events:none;box-shadow:none}

/* ---------- 徽章 / 标签 ---------- */
.pill{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 12px;border-radius:var(--r-pill);background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:600;line-height:1}
.status{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1}
.status--open{background:rgba(31,157,107,.1);color:var(--success)}
.status--soon{background:rgba(217,138,11,.1);color:var(--warn)}
.status--end{background:rgba(143,169,167,.18);color:var(--ink-500)}

/* ---------- 首屏 KV ---------- */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(1000px 420px at 88% -12%,rgba(11,122,117,.10),transparent 62%),
  linear-gradient(180deg,#FFFFFF 0%,var(--brand-050) 100%);
  border-bottom:1px solid var(--line);
}
.hero::after{content:"";position:absolute;left:-60px;bottom:-40px;width:520px;height:340px;pointer-events:none;opacity:.5;
  background-image:repeating-linear-gradient(115deg,rgba(11,122,117,.10) 0 1px,transparent 1px 34px),
                   repeating-linear-gradient(25deg,rgba(11,122,117,.07) 0 1px,transparent 1px 52px);}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding:84px 0 72px}
.hero__eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--brand-700);background:var(--brand-100);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:20px}
.hero h1{margin-bottom:18px}
.hero__sub{font-size:17px;line-height:1.85;color:var(--ink-500);max-width:600px;margin-bottom:28px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero__note{font-size:13px;color:var(--ink-300);margin-top:-18px;margin-bottom:28px}
.hero__stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;border-top:1px solid var(--line);padding-top:24px}
.stat__num{font-size:24px;font-weight:700;color:var(--brand-700);line-height:1.2;font-variant-numeric:tabular-nums}
.stat__label{font-size:13px;color:var(--ink-500);margin-top:4px}
.hero__media{position:relative}
.hero__media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--sh-3)}
.hero__media-tag{position:absolute;left:20px;bottom:20px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 16px;font-size:13px;font-weight:600;color:var(--ink-700);box-shadow:var(--sh-1)}

/* ---------- 板块标题 ---------- */
.section-head{max-width:720px;margin-bottom:44px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head .eyebrow{display:inline-block;font-size:13px;font-weight:700;color:var(--brand-600);letter-spacing:.06em;margin-bottom:12px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:16px;color:var(--ink-500)}

/* ---------- 时间线 ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:22px;padding-top:26px}
.timeline::before{content:"";position:absolute;top:0;left:4%;right:4%;height:2px;background:rgba(11,122,117,.2)}
.tl-node{position:relative;padding-top:26px}
.tl-node::before{content:"";position:absolute;top:-7px;left:0;width:14px;height:14px;border-radius:50%;background:#fff;border:2px solid var(--brand-600)}
.tl-node__time{font-size:13px;font-weight:700;color:var(--brand-700);font-variant-numeric:tabular-nums;margin-bottom:8px}
.tl-node__name{font-size:17px;font-weight:700;color:var(--ink-900);margin-bottom:8px}
.tl-node__desc{font-size:14px;line-height:1.7;color:var(--ink-500)}

/* ---------- 亮点非对称栅格 ---------- */
.spk-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.spk-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:22px 22px 22px 26px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);overflow:hidden}
.spk-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand-600)}
.spk-card--alt::before{background:var(--accent-500)}
.spk-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(11,122,117,.35)}
.spk-card--lead{grid-column:span 2;display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center;padding:24px 24px 24px 28px}
.spk-card--lead img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);background:var(--brand-050)}
.spk-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);background:var(--brand-050);margin-bottom:14px}
.spk-card__name{font-size:17px;font-weight:700;color:var(--ink-900);margin-bottom:4px}
.spk-card__role{font-size:13px;color:var(--ink-300);margin-bottom:10px}
.spk-card__line{font-size:14px;line-height:1.7;color:var(--ink-500)}
.spk-card--lead img{margin-bottom:0}

/* ---------- 票种对比 ---------- */
.tickets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
.ticket{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:26px 24px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
.ticket:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(11,122,117,.35)}
.ticket--featured{transform:translateY(-12px);border:2px solid var(--brand-600);box-shadow:var(--sh-2)}
.ticket--featured:hover{transform:translateY(-14px)}
.ticket__badge{position:absolute;top:-1px;left:-1px;background:var(--accent-500);color:#fff;font-size:12px;font-weight:700;padding:6px 16px;border-radius:var(--r-card) 0 var(--r-card) 0}
.ticket__name{font-size:18px;font-weight:700;color:var(--ink-900);margin:14px 0 6px}
.ticket__desc{font-size:13px;color:var(--ink-300);margin-bottom:18px}
.ticket__price{display:flex;align-items:baseline;gap:6px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:18px}
.ticket__price strong{font-size:32px;font-weight:700;color:var(--ink-900);line-height:1;font-variant-numeric:tabular-nums}
.ticket__price span{font-size:14px;color:var(--ink-300)}
.ticket__list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.7;color:var(--ink-500);padding:7px 0}
.ticket__list li::before{content:"";flex:0 0 auto;width:14px;height:14px;margin-top:5px;border-radius:4px;background:var(--brand-600);mask:linear-gradient(#000 0 0);clip-path:polygon(14% 46%,0 62%,40% 100%,100% 18%,84% 4%,38% 68%)}
.ticket__list li.is-off{color:var(--ink-300);text-decoration:line-through}
.ticket__list li.is-off::before{background:var(--ink-300)}
.ticket__foot{margin-top:22px}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.news-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(11,122,117,.35)}
.news-card__link{display:flex;flex-direction:column;height:100%}
.news-thumb{display:block;overflow:hidden;background:var(--brand-050)}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{display:block;padding:18px 20px 20px}
.news-title{font-size:17px;font-weight:700;color:var(--ink-900);margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-excerpt{font-size:14px;line-height:1.7;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.news-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-300);border-top:1px solid var(--line);padding-top:12px}
.news-meta .arrow{color:var(--brand-600);font-weight:700}
.news-card--lead{grid-column:span 2;grid-row:span 2}
.news-card--lead .news-thumb img{aspect-ratio:16/9}
.news-card--lead .news-title{font-size:20px}
.news-card--lead .news-excerpt{-webkit-line-clamp:3;font-size:15px}
.news-empty{background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);padding:56px 24px;text-align:center}
.news-empty__icon{width:48px;height:48px;margin:0 auto 16px;border-radius:14px;background:var(--brand-100);display:grid;place-items:center;color:var(--brand-700);font-size:20px;font-weight:700}
.news-empty p{font-size:15px;color:var(--ink-500);margin-bottom:18px}

/* ---------- 保障数据带 ---------- */
.band{background:var(--dark);color:#CFE6E3;position:relative;overflow:hidden}
.band::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(11,122,117,.28),transparent 58%)}
.band__inner{position:relative;z-index:2;display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.band h2{color:#fff;margin-bottom:14px}
.band p{color:#A9C9C6;font-size:15px}
.band__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.band__cell{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-card);padding:20px 18px}
.band__cell b{display:block;font-size:26px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2}
.band__cell span{display:block;font-size:13px;color:#A9C9C6;margin-top:6px}

/* ---------- FAQ ---------- */
.faq{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden}
.faq__item + .faq__item{border-top:1px solid var(--line)}
.faq__q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:22px 26px;font-size:17px;font-weight:600;color:var(--ink-900);transition:background .2s var(--ease)}
.faq__q:hover{background:var(--brand-050)}
.faq__sign{flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--brand-600);font-size:16px;font-weight:700;transition:background .2s var(--ease),color .2s var(--ease),transform .22s var(--ease)}
.faq__item.is-open .faq__sign{background:var(--brand-600);color:#fff;border-color:var(--brand-600);transform:rotate(180deg)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease)}
.faq__a p{padding:0 26px 24px;font-size:15px;line-height:1.8;color:var(--ink-500)}

/* ---------- CTA 表单带 ---------- */
.cta-band{background:var(--dark);position:relative;overflow:hidden;color:#CFE6E3}
.cta-band::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;opacity:.14}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(6,36,33,.92),rgba(6,36,33,.72))}
.cta-band__inner{position:relative;z-index:3;display:grid;grid-template-columns:6fr 5fr;gap:52px;align-items:center;padding:84px 0}
.cta-band h2{color:#fff;margin-bottom:16px}
.cta-band p{color:#A9C9C6;font-size:15px;margin-bottom:22px}
.cta-points li{position:relative;padding-left:24px;font-size:15px;color:#CFE6E3;padding-bottom:10px}
.cta-points li::before{content:"";position:absolute;left:0;top:11px;width:10px;height:10px;border:2px solid var(--accent-500);transform:rotate(45deg);border-radius:2px}
.form-card{background:#fff;border-radius:16px;box-shadow:var(--sh-3);padding:28px}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card > p{font-size:13px;color:var(--ink-300);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-700);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);padding:0 14px;background:#fff;color:var(--ink-900);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.field textarea{height:88px;padding:12px 14px;resize:vertical;line-height:1.7}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-500) 50%),linear-gradient(135deg,var(--ink-500) 50%,transparent 50%);background-position:calc(100% - 20px) 19px,calc(100% - 14px) 19px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:38px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(11,122,117,.16)}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:var(--danger);box-shadow:0 0 0 3px rgba(217,83,79,.12)}
.field__tip{font-size:12px;color:var(--danger);margin-top:6px;display:none}
.field.is-error .field__tip{display:block}
.form-note{font-size:12px;color:var(--ink-300);margin-top:12px;text-align:center}
.form-success{display:none;text-align:center;padding:34px 10px}
.form-success.is-visible{display:block}
.form-success__icon{width:56px;height:56px;margin:0 auto 16px;border-radius:50%;background:rgba(31,157,107,.12);color:var(--success);display:grid;place-items:center;font-size:26px;font-weight:700}
.form-success h3{margin-bottom:8px}
.form-success p{font-size:14px;color:var(--ink-500)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-050);border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:2.2fr 1fr 1fr 1.4fr;gap:36px;padding-bottom:44px}
.footer-brand p{font-size:14px;color:var(--ink-500);margin-top:14px;max-width:320px}
.footer-col h4{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--ink-500)}
.footer-col a:hover{color:var(--brand-600);text-decoration:underline}
.footer-contact li{font-size:14px;color:var(--ink-500);margin-bottom:10px}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:var(--ink-300)}
.footer-bottom a{color:var(--ink-300)}
.footer-bottom a:hover{color:var(--brand-600)}

/* ---------- 移动端 ---------- */
.nav__toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);place-items:center;background:#fff}
.nav__toggle span{display:block;width:16px;height:2px;background:var(--ink-700);position:relative}
.nav__toggle span::before,.nav__toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--ink-700)}
.nav__toggle span::before{top:-5px}
.nav__toggle span::after{top:5px}
.nav__quick{display:none}
.drawer{position:fixed;inset:0;z-index:90;background:rgba(8,32,31,.42);opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s var(--ease)}
.drawer.is-open{opacity:1;visibility:visible}
.drawer__panel{background:#fff;border-bottom-left-radius:20px;border-bottom-right-radius:20px;padding:18px 20px 24px;transform:translateY(-100%);transition:transform .22s var(--ease);max-height:88vh;overflow:auto}
.drawer.is-open .drawer__panel{transform:translateY(0)}
.drawer__group{padding:8px 0}
.drawer__group + .drawer__group{border-top:1px solid var(--line)}
.drawer__label{font-size:12px;font-weight:700;color:var(--ink-300);letter-spacing:.08em;padding:8px 0 4px}
.drawer__link{display:block;padding:12px 0;font-size:16px;font-weight:600;color:var(--ink-700)}
.drawer__link.is-active{color:var(--brand-600)}
.drawer__cta{padding-top:16px}

@media (max-width:1200px){
  .container{padding:0 20px}
  .news-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .news-card--lead{grid-column:span 2;grid-row:span 1}
}
@media (max-width:992px){
  :root{--sp-section:64px}
  .nav__side,.nav__side--right .nav__link{display:none}
  .nav__toggle{display:grid}
  .nav__quick{display:inline-flex}
  .logo{padding:0 12px}
  .hero__inner{grid-template-columns:1fr;gap:36px;padding:56px 0 52px}
  .hero__media{order:-1}
  .timeline{grid-template-columns:1fr;gap:0;padding-top:0}
  .timeline::before{top:6px;bottom:6px;left:6px;right:auto;width:2px;height:auto}
  .tl-node{padding:0 0 26px 28px}
  .tl-node::before{top:6px;left:0}
  .spk-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .spk-card--lead{grid-column:span 2;grid-template-columns:1fr}
  .tickets{grid-template-columns:1fr;gap:20px}
  .ticket--featured{transform:none}
  .ticket--featured:hover{transform:translateY(-2px)}
  .band__inner{grid-template-columns:1fr;gap:32px}
  .band__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band__inner{grid-template-columns:1fr;gap:32px;padding:64px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  :root{--sp-section:48px}
  .news-grid{grid-template-columns:1fr}
  .news-card--lead{grid-column:span 1}
  .hero__stats{grid-template-columns:1fr;gap:14px;text-align:left}
  .spk-grid{grid-template-columns:1fr}
  .spk-card--lead{grid-column:span 1}
  .btn{width:100%}
  .hero__actions .btn,.cta-band .btn{width:100%}
  .nav__quick .btn,.nav__toggle{width:auto}
  .section-head{margin-bottom:32px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:480px){
  body{font-size:15.5px;line-height:1.75}
  h1{font-size:30px}
  .container{padding:0 16px}
  .hero::after{display:none}
  .band__grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .faq__q{font-size:16px;padding:18px 18px}
  .faq__a p{padding:0 18px 20px}
  .form-card{padding:20px}
}

/* roulang page: article */
:root{
  --brand-600:#0B7A75;
  --brand-700:#075C58;
  --brand-100:#DFF2F0;
  --brand-050:#F2F9F8;
  --accent-500:#E8722F;
  --accent-600:#C75C1F;
  --accent-100:#FDEBE0;
  --ink-900:#08201F;
  --ink-700:#123B39;
  --ink-500:#4A6B69;
  --ink-300:#8FA9A7;
  --bg:#F6FBFA;
  --card:#FFFFFF;
  --line:#E2EDEC;
  --deep:#062421;
  --success:#1F9D6B;
  --warn:#D98A0B;
  --danger:#D9534F;
  --sh-1:0 1px 2px rgba(8,32,31,.05);
  --sh-2:0 6px 18px -8px rgba(8,32,31,.14);
  --sh-3:0 18px 40px -20px rgba(8,32,31,.22);
  --r-card:14px;
  --r-lg:20px;
  --r-btn:10px;
  --r-pill:999px;
  --ease:cubic-bezier(.22,.68,.28,1);
  --dur:220ms;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-700);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--brand-600)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:0;line-height:1.3}
p{margin:0}
button{font-family:inherit}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink-900)}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.nav{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;height:72px;transition:height var(--dur) var(--ease)}
.site-header.is-scrolled .nav{height:60px}
.nav__side{display:flex;align-items:center;gap:26px}
.nav__side--right{justify-content:flex-end}
.nav__link{position:relative;font-size:15px;font-weight:600;color:var(--ink-700);padding:4px 0;white-space:nowrap}
.nav__link::after{content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;background:var(--brand-600);transition:width var(--dur) var(--ease)}
.nav__link:hover{color:var(--brand-600)}
.nav__link:hover::after,.nav__link.is-active::after{width:100%}
.nav__link.is-active{color:var(--brand-600)}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--ink-900);white-space:nowrap;padding:0 32px}
.logo__mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand-600),var(--brand-700));display:grid;place-items:center;box-shadow:var(--sh-1);flex:0 0 auto}
.logo__mark span{width:10px;height:10px;background:#fff;border-radius:3px;transform:rotate(45deg)}
.logo__text em{font-style:normal;color:var(--brand-600)}
.nav__toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;cursor:pointer;position:relative;transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav__toggle span,.nav__toggle span::before,.nav__toggle span::after{
  content:"";position:absolute;left:50%;width:18px;height:2px;background:var(--ink-700);border-radius:2px;transform:translateX(-50%);transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.nav__toggle span{top:50%;margin-top:-1px}
.nav__toggle span::before{top:-6px}
.nav__toggle span::after{top:6px}
.nav__toggle:hover{border-color:rgba(11,122,117,.4);background:var(--brand-050)}
.nav__toggle.is-open span{background:transparent}
.nav__toggle.is-open span::before{transform:translateX(-50%) translateY(6px) rotate(45deg)}
.nav__toggle.is-open span::after{transform:translateX(-50%) translateY(-6px) rotate(-45deg)}
.drawer{
  position:absolute;left:0;right:0;top:100%;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-2);
  padding:6px 0 20px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility var(--dur) var(--ease);
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer__link{display:block;padding:14px 0;font-size:15px;font-weight:600;color:var(--ink-700);border-bottom:1px solid var(--line)}
.drawer__link:hover{color:var(--brand-600)}
.drawer .btn{width:100%;margin-top:18px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn--accent{background:var(--accent-500);color:#fff;box-shadow:0 6px 16px -10px rgba(232,114,47,.7)}
.btn--accent:hover{background:var(--accent-600);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn--accent:active{transform:translateY(1px);box-shadow:var(--sh-1)}
.btn--brand{background:var(--brand-600);color:#fff}
.btn--brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn--brand:active{transform:translateY(1px);box-shadow:var(--sh-1)}
.btn--ghost{background:#fff;color:var(--brand-700);border-color:rgba(11,122,117,.35)}
.btn--ghost:hover{background:var(--brand-050);color:var(--brand-700);transform:translateY(-2px)}
.btn--line{background:transparent;color:var(--brand-700);border-color:var(--line)}
.btn--line:hover{background:rgba(11,122,117,.06);color:var(--brand-700)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn--block{width:100%}

/* ---------- 面包屑 ---------- */
.crumb{border-bottom:1px solid var(--line);background:#fff}
.crumb__inner{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:13px;color:var(--ink-500)}
.crumb__inner a{color:var(--ink-500)}
.crumb__inner a:hover{color:var(--brand-600)}
.crumb__sep{color:var(--ink-300)}
.crumb__now{color:var(--ink-500);max-width:min(560px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-hero{padding:40px 0 8px}
.pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:700;
}
.article-hero h1{font-size:clamp(30px,4vw,44px);font-weight:800;line-height:1.25;margin:16px 0 14px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;font-size:13px;color:var(--ink-300)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{width:5px;height:5px;border-radius:50%;background:var(--brand-600);opacity:.55;display:inline-block}
.article-cover{
  margin:26px 0 0;border-radius:16px;overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-2);background:var(--brand-050);aspect-ratio:16/9;
}
.article-cover img{width:100%;height:100%;object-fit:cover}

/* ---------- 正文布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding:40px 0 88px;align-items:start}
.article-main{min-width:0}
.article-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:38px 40px 44px;box-shadow:var(--sh-1);
  font-size:17px;line-height:1.9;color:var(--ink-700);
}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1em}
.article-body h2{
  position:relative;font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:1.35;
  margin:40px 0 16px;padding-left:14px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:2px;background:var(--brand-600)}
.article-body h3{font-size:18px;font-weight:600;margin:28px 0 10px}
.article-body h4{font-size:16px;font-weight:600;margin:22px 0 8px;color:var(--ink-700)}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:4px}
.article-body li{position:relative;padding-left:22px;margin-bottom:8px}
.article-body li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--brand-600);opacity:.75}
.article-body ol{counter-reset:olnum}
.article-body ol li{counter-increment:olnum}
.article-body ol li::before{content:counter(olnum);width:auto;height:auto;background:none;color:var(--brand-600);font-weight:700;font-size:14px;top:0;left:0;line-height:1.9;border-radius:0}
.article-body blockquote{
  margin:22px 0;padding:16px 20px;background:var(--brand-050);
  border-left:3px solid var(--brand-600);border-radius:0 12px 12px 0;color:var(--ink-700);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:22px auto;box-shadow:var(--sh-1)}
.article-body figure{margin:22px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-300);margin-top:10px}
.article-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:20px 0;font-size:15px;border:1px solid var(--line);border-radius:12px}
.article-body th,.article-body td{padding:11px 16px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
.article-body th{background:var(--brand-050);color:var(--ink-900);font-weight:700}
.article-body tbody tr:nth-child(even){background:rgba(11,122,117,.035)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body a{color:var(--brand-600);border-bottom:1px solid rgba(11,122,117,.35)}
.article-body a:hover{color:var(--brand-700);border-bottom-color:var(--brand-700)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}

/* ---------- 文末 ---------- */
.article-foot{margin-top:28px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.article-foot__label{font-size:13px;color:var(--ink-300);margin-right:4px}
.tag{padding:6px 14px;border-radius:var(--r-pill);background:var(--brand-050);border:1px solid var(--line);font-size:13px;color:var(--ink-500)}
.tag:hover{border-color:rgba(11,122,117,.35);color:var(--brand-700)}
.prevnext{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:28px}
.prevnext a{
  display:block;padding:18px 20px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.prevnext a:hover{transform:translateY(-2px);border-color:rgba(11,122,117,.35);box-shadow:var(--sh-2)}
.prevnext small{display:block;font-size:12px;color:var(--ink-300);margin-bottom:6px;letter-spacing:.04em}
.prevnext strong{font-size:16px;font-weight:700;color:var(--ink-900);display:block}
.related{margin-top:44px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px}
.section-head h2{font-size:clamp(20px,2.2vw,24px);font-weight:700}
.section-head p{font-size:13px;color:var(--ink-300)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.mini-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.mini-card:hover{transform:translateY(-2px);border-color:rgba(11,122,117,.35);box-shadow:var(--sh-2)}
.mini-card__thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-050)}
.mini-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform 240ms var(--ease)}
.mini-card:hover .mini-card__thumb img{transform:scale(1.03)}
.mini-card__body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.mini-card__body strong{font-size:16px;font-weight:700;color:var(--ink-900);line-height:1.45}
.mini-card__body p{font-size:14px;line-height:1.7;color:var(--ink-500)}
.mini-card__more{margin-top:auto;font-size:13px;font-weight:700;color:var(--brand-600)}
.back-home{
  display:inline-flex;align-items:center;gap:8px;margin-top:32px;padding:11px 20px;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;font-size:14px;font-weight:700;color:var(--brand-700);
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease)
}
.back-home:hover{background:var(--brand-050);border-color:rgba(11,122,117,.35);color:var(--brand-700)}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh-1)}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--brand-600)}
.toc a{display:block;font-size:14px;color:var(--ink-500);padding:7px 0 7px 12px;border-left:2px solid var(--line);line-height:1.6}
.toc a:hover,.toc a.is-current{color:var(--brand-700);border-left-color:var(--brand-600);background:var(--brand-050)}
.side-card--cta{background:var(--brand-600);border-color:var(--brand-600);color:#fff;box-shadow:var(--sh-2)}
.side-card--cta h3{color:#fff}
.side-card--cta h3::before{background:var(--accent-500)}
.side-card--cta p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.86);margin-bottom:16px}
.side-note{font-size:13px;color:var(--ink-500);line-height:1.75}
.side-note li{position:relative;padding-left:16px;margin-bottom:8px}
.side-note li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--brand-600);opacity:.7}

/* ---------- 空态 ---------- */
.empty-state{
  margin:40px 0 88px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:56px 32px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state__mark{width:56px;height:56px;border-radius:16px;background:var(--brand-050);border:1px solid var(--line);display:grid;place-items:center;margin:0 auto 18px}
.empty-state__mark span{width:20px;height:20px;border-radius:6px;background:var(--brand-600);opacity:.7;transform:rotate(45deg)}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px}
.empty-state p{font-size:15px;color:var(--ink-500);max-width:520px;margin:0 auto 22px}

/* ---------- 报名 CTA 带 ---------- */
.signup{background:var(--deep);padding:88px 0;margin-top:8px;position:relative;overflow:hidden}
.signup::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(115deg,rgba(11,122,117,.22),rgba(6,36,33,0) 58%);
  pointer-events:none;
}
.signup__inner{position:relative;display:grid;grid-template-columns:1fr 420px;gap:56px;align-items:center}
.signup h2{color:#fff;font-size:clamp(22px,3vw,32px);font-weight:700;line-height:1.35}
.signup__lead{color:rgba(223,242,240,.82);font-size:15px;line-height:1.85;margin-top:14px;max-width:520px}
.signup__list{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.signup__list li{position:relative;padding-left:26px;font-size:15px;color:rgba(255,255,255,.9)}
.signup__list li::before{
  content:"";position:absolute;left:4px;top:.6em;width:10px;height:10px;border-radius:50%;
  background:var(--accent-500);box-shadow:0 0 0 4px rgba(232,114,47,.18)
}
.signup-form{background:#fff;border-radius:16px;padding:28px;box-shadow:var(--sh-3)}
.signup-form h3{font-size:18px;font-weight:700;margin-bottom:6px}
.signup-form__hint{font-size:13px;color:var(--ink-300);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-700);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.field textarea{height:88px;padding:11px 14px;resize:vertical;line-height:1.7}
.field select{
  appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%234A6B69' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:38px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(11,122,117,.16)
}
.field.is-error input,.field.is-error select{border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(232,114,47,.14)}
.field__tip{font-size:12.5px;color:var(--accent-600);margin-top:6px}
.signup-form .btn{margin-top:6px}
.form-success{text-align:center;padding:26px 8px}
.form-success__mark{width:52px;height:52px;border-radius:50%;background:rgba(31,157,107,.12);color:var(--success);display:grid;place-items:center;margin:0 auto 16px;font-size:24px;font-weight:700}
.form-success h3{margin-bottom:8px}
.form-success p{font-size:14px;color:var(--ink-500)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-050);border-top:1px solid var(--line);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{padding:0;font-size:18px}
.footer-brand p{font-size:13px;line-height:1.85;color:var(--ink-500);margin-top:16px;max-width:330px}
.footer-col h4{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:var(--ink-500)}
.footer-col a:hover{color:var(--brand-600);text-decoration:underline}
.footer-contact li{font-size:13.5px;color:var(--ink-500);line-height:1.8}
.footer-bottom{
  margin-top:44px;border-top:1px solid var(--line);padding:18px 0;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:13px;color:var(--ink-300);
}
.footer-bottom a{color:var(--ink-500)}

@media (max-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr) 268px;gap:36px}
  .signup__inner{grid-template-columns:1fr 380px;gap:40px}
}
@media (max-width:992px){
  .nav{display:flex;justify-content:flex-end;align-items:center;height:66px;position:relative}
  .nav__side--left{display:none}
  .nav__side--right{gap:12px}
  .nav__side--right .nav__link{display:none}
  .nav__toggle{display:block}
  .logo{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);padding:0;font-size:17px}
  .nav__quick{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:28px;padding:32px 0 64px}
  .article-side{position:static;order:-1}
  .signup{padding:64px 0}
  .signup__inner{grid-template-columns:minmax(0,1fr);gap:32px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .article-body{padding:30px 26px 34px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .crumb__now{max-width:100%;white-space:normal}
  .article-hero{padding:28px 0 4px}
  .article-cover{aspect-ratio:16/10;border-radius:14px}
  .article-body{font-size:16.5px;padding:26px 20px 30px;border-radius:var(--r-card)}
  .prevnext{grid-template-columns:minmax(0,1fr)}
  .signup{padding:48px 0}
  .signup-form{padding:22px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
  .site-footer{padding-top:44px}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .article-body{font-size:15.5px;line-height:1.75}
  .article-body h2{margin-top:32px}
  .article-body table{font-size:14px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .nav__quick{width:auto}
}

/* roulang page: category1 */
:root{
  --brand-600:#0B7A75;
  --brand-700:#075C58;
  --brand-100:#DFF2F0;
  --brand-050:#F2F9F8;
  --accent-500:#E8722F;
  --accent-600:#C75C1F;
  --accent-100:#FDEBE0;
  --ink-900:#08201F;
  --ink-700:#123B39;
  --ink-500:#4A6B69;
  --ink-300:#8FA9A7;
  --bg:#F6FBFA;
  --card:#FFFFFF;
  --line:#E2EDEC;
  --deep:#062421;
  --success:#1F9D6B;
  --warn:#D98A0B;
  --danger:#D9534F;
  --r-card:14px;
  --r-lg:20px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(8,32,31,.05);
  --sh-2:0 6px 18px -8px rgba(8,32,31,.14);
  --sh-3:0 18px 40px -20px rgba(8,32,31,.22);
  --ease:cubic-bezier(.22,.68,.28,1);
  --t:220ms var(--ease);
  --font:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:4px}
::selection{background:var(--brand-100);color:var(--brand-700)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部公告条 ---------- */
.topbar{
  background:rgba(11,122,117,.06);
  color:var(--brand-700);
  font-size:13px;
  border-bottom:1px solid var(--line);
}
.topbar__inner{
  display:flex;align-items:center;gap:12px;
  min-height:42px;padding:6px 0;
}
.topbar__tag{
  flex:none;display:inline-flex;align-items:center;gap:6px;
  background:var(--brand-600);color:#fff;
  font-size:12px;font-weight:600;letter-spacing:.2px;
  padding:3px 10px;border-radius:999px;
}
.topbar__text{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar__text a{color:var(--brand-700);font-weight:600;border-bottom:1px solid rgba(11,122,117,.35)}
.topbar__close{
  flex:none;width:28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--brand-700);font-size:16px;line-height:1;
  transition:var(--t);
}
.topbar__close:hover{background:var(--brand-600);color:#fff}
.topbar.is-hidden{display:none}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.nav{
  display:flex;align-items:center;
  height:72px;gap:24px;
  transition:height var(--t);
}
.site-header.is-scrolled .nav{height:60px}
.nav__side{flex:1;display:flex;align-items:center;gap:26px}
.nav__side--right{justify-content:flex-end;gap:22px}
.nav__link{
  position:relative;
  font-size:15px;font-weight:600;color:var(--ink-700);
  padding:6px 0;white-space:nowrap;
  transition:color var(--t);
}
.nav__link::after{
  content:"";position:absolute;left:0;bottom:0;
  width:0;height:2px;background:var(--brand-600);
  transition:width var(--t);
}
.nav__link:hover{color:var(--brand-600)}
.nav__link:hover::after{width:100%}
.nav__link.is-active{color:var(--brand-600)}
.nav__link.is-active::after{width:100%}
.logo{
  flex:none;display:inline-flex;align-items:center;gap:10px;
  padding:0 32px;
}
.logo__mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(140deg,var(--brand-600),var(--brand-700));
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-1);
}
.logo__mark span{
  display:block;width:12px;height:12px;
  border:2px solid rgba(255,255,255,.92);border-radius:3px;
  transform:rotate(45deg);
}
.logo__text{font-size:18px;font-weight:800;color:var(--ink-900);letter-spacing:0}
.logo__text em{font-style:normal;color:var(--brand-600)}
.nav__toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);align-items:center;justify-content:center;
  transition:var(--t);flex:none;
}
.nav__toggle span{
  position:relative;display:block;width:18px;height:2px;background:var(--ink-700);border-radius:2px;
  transition:var(--t);
}
.nav__toggle span::before,.nav__toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-700);border-radius:2px;
  transition:var(--t);
}
.nav__toggle span::before{top:-6px}
.nav__toggle span::after{top:6px}
.nav__toggle:hover{border-color:rgba(11,122,117,.35);background:var(--brand-050)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;
  transition:transform var(--t),background var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
  white-space:nowrap;
}
.btn--accent{background:var(--accent-500);color:#fff;box-shadow:var(--sh-1)}
.btn--accent:hover{background:var(--accent-600);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn--accent:active{transform:translateY(1px);box-shadow:none}
.btn--brand{background:var(--brand-600);color:#fff;box-shadow:var(--sh-1)}
.btn--brand:hover{background:var(--brand-700);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn--brand:active{transform:translateY(1px);box-shadow:none}
.btn--outline{border-color:var(--brand-600);color:var(--brand-600);background:transparent}
.btn--outline:hover{background:var(--brand-050);transform:translateY(-2px)}
.btn--outline:active{transform:translateY(1px)}
.btn--ghost{color:var(--brand-600);background:transparent;padding:0 12px}
.btn--ghost:hover{background:rgba(11,122,117,.06)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn--block{width:100%}
.btn:disabled{background:#C9D8D6;color:#fff;border-color:#C9D8D6;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 徽章 / 标签 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:var(--brand-100);color:var(--brand-700);
}
.pill--accent{background:var(--accent-100);color:var(--accent-600)}
.pill--success{background:rgba(31,157,107,.1);color:var(--success)}
.pill--warn{background:rgba(217,138,11,.1);color:var(--warn)}
.pill--muted{background:#EEF4F3;color:var(--ink-500)}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--ink-500);margin-bottom:18px;
}
.crumb a{color:var(--brand-600)}
.crumb a:hover{text-decoration:underline}
.crumb .sep{color:var(--ink-300)}
.crumb .current{color:var(--ink-500)}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--brand-050) 0%,#FFFFFF 62%,var(--brand-050) 100%);
  border-bottom:1px solid var(--line);
  padding:52px 0 60px;
}
.page-hero::before{
  content:"";position:absolute;left:-8%;bottom:-40px;width:70%;height:220px;
  background-image:repeating-linear-gradient(58deg,rgba(11,122,117,.08) 0 1px,transparent 1px 26px);
  pointer-events:none;
}
.page-hero__grid{
  position:relative;display:grid;grid-template-columns:1.15fr .85fr;
  gap:44px;align-items:center;
}
.page-hero h1{
  font-size:clamp(30px,4.4vw,46px);
  line-height:1.25;font-weight:800;color:var(--ink-900);
  letter-spacing:0;
}
.page-hero__lead{
  margin-top:16px;font-size:16px;line-height:1.85;color:var(--ink-500);max-width:620px;
}
.page-hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.page-hero__media{
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-2);background:var(--brand-050);
}
.page-hero__media img{width:100%;aspect-ratio:16/10;object-fit:cover}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head h2{
  font-size:clamp(22px,3vw,32px);line-height:1.3;font-weight:700;color:var(--ink-900);
}
.section-head p{margin-top:12px;font-size:15.5px;line-height:1.85;color:var(--ink-500)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand-600);margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--brand-600);border-radius:2px}
.section--soft{background:var(--brand-050)}
.section--white{background:#fff}

/* ---------- 交替图文长条 ---------- */
.alt-list{display:flex;flex-direction:column}
.alt-row{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  padding:40px 0;border-top:1px solid var(--line);
}
.alt-row:first-child{border-top:none;padding-top:8px}
.alt-row__media{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-1);background:var(--brand-050);
  transition:box-shadow var(--t),transform var(--t);
}
.alt-row__media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform var(--t)}
.alt-row:hover .alt-row__media{box-shadow:var(--sh-2);transform:translateY(-2px)}
.alt-row:hover .alt-row__media img{transform:scale(1.03)}
.alt-row--reverse .alt-row__media{order:2}
.alt-row__body{max-width:520px}
.alt-row__no{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:34px;padding:0 10px;border-radius:999px;
  background:var(--brand-100);color:var(--brand-700);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.alt-row__body h3{font-size:19px;font-weight:700;color:var(--ink-900);line-height:1.45}
.alt-row__body p{margin-top:10px;font-size:14.5px;line-height:1.85;color:var(--ink-500)}
.alt-row__body p + p{margin-top:8px}
.alt-row__meta{
  margin-top:16px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  font-size:13px;color:var(--ink-300);font-variant-numeric:tabular-nums;
}
.alt-row__link{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:14px;font-weight:600;color:var(--brand-600);
}
.alt-row__link::after{content:"→";transition:transform var(--t)}
.alt-row__link:hover::after{transform:translateX(4px)}

/* ---------- 提示条 ---------- */
.notice{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh-1);
}
.notice__icon{
  flex:none;width:36px;height:36px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent-100);color:var(--accent-600);font-weight:700;
}
.notice h3{font-size:16px;font-weight:700;color:var(--ink-900)}
.notice p{margin-top:6px;font-size:14px;line-height:1.8;color:var(--ink-500)}

/* ---------- FAQ ---------- */
.faq-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink-900);
  transition:background var(--t),color var(--t);
}
.faq-q:hover{background:var(--brand-050);color:var(--brand-700)}
.faq-icon{
  flex:none;position:relative;width:22px;height:22px;border-radius:50%;
  border:1px solid rgba(11,122,117,.4);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--brand-600);border-radius:2px;
  transform:translate(-50%,-50%);transition:var(--t);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item.is-open .faq-icon::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height 220ms var(--ease);
}
.faq-a__inner{
  padding:0 26px 24px;font-size:15px;line-height:1.85;color:var(--ink-500);
}

/* ---------- CTA 报名带 ---------- */
.cta-band{
  background:var(--deep);color:#fff;position:relative;overflow:hidden;
  padding:84px 0;
}
.cta-band::before{
  content:"";position:absolute;right:-10%;top:-30%;width:60%;height:180%;
  background-image:repeating-linear-gradient(58deg,rgba(255,255,255,.05) 0 1px,transparent 1px 30px);
  pointer-events:none;
}
.cta-grid{
  position:relative;display:grid;grid-template-columns:1.05fr .95fr;
  gap:52px;align-items:start;
}
.cta-band h2{
  font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:700;color:#fff;
}
.cta-band__lead{margin-top:14px;font-size:15.5px;line-height:1.85;color:rgba(223,242,240,.78);max-width:520px}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.cta-points li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;line-height:1.75;color:rgba(255,255,255,.9);
}
.cta-points li::before{
  content:"";flex:none;width:8px;height:8px;margin-top:9px;transform:rotate(45deg);
  background:var(--accent-500);border-radius:2px;
}
.form-card{
  background:#fff;border-radius:16px;box-shadow:var(--sh-3);
  padding:28px;color:var(--ink-700);
}
.form-card h3{font-size:19px;font-weight:700;color:var(--ink-900)}
.form-card > p{margin-top:8px;font-size:13.5px;color:var(--ink-500);line-height:1.7}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field--full{grid-column:1 / -1}
.field label{font-size:14px;font-weight:600;color:var(--ink-700)}
.field input,.field select,.field textarea{
  width:100%;min-height:44px;padding:10px 14px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;line-height:1.5;
  transition:border-color var(--t),box-shadow var(--t);
}
.field textarea{min-height:88px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-600);
  box-shadow:0 0 0 3px rgba(11,122,117,.15);
}
.field select{
  appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%234A6B69' stroke-width='1.6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:38px;
}
.field.has-error input,.field.has-error select{border-color:var(--danger)}
.field__hint{font-size:12.5px;color:var(--ink-300)}
.field__error{font-size:12.5px;color:var(--danger);display:none}
.field.has-error .field__error{display:block}
.form-note{margin-top:14px;font-size:12.5px;color:var(--ink-300);line-height:1.7}
.form-success{
  display:none;text-align:center;padding:34px 12px;
}
.form-success.is-visible{display:block}
.form-success__icon{
  width:52px;height:52px;border-radius:50%;margin:0 auto 16px;
  background:rgba(31,157,107,.12);color:var(--success);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:700;
}
.form-success h4{font-size:18px;font-weight:700;color:var(--ink-900)}
.form-success p{margin-top:8px;font-size:14px;color:var(--ink-500);line-height:1.8}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-050);
  border-top:1px solid var(--line);
  padding:60px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:40px;
}
.footer-brand p{margin-top:16px;font-size:13.5px;line-height:1.85;color:var(--ink-500);max-width:340px}
.footer-col h4{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--ink-500);transition:color var(--t)}
.footer-col a:hover{color:var(--brand-600);text-decoration:underline}
.footer-contact li{font-size:13.5px;color:var(--ink-500);line-height:1.7}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:18px 0 24px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--ink-300);
}
.footer-bottom a{color:var(--ink-500)}
.footer-bottom a:hover{color:var(--brand-600);text-decoration:underline}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:80;visibility:hidden;
  background:rgba(8,32,31,.4);opacity:0;transition:opacity var(--t),visibility var(--t);
}
.drawer.is-open{visibility:visible;opacity:1}
.drawer__panel{
  background:#fff;padding:20px 20px 26px;
  transform:translateY(-100%);transition:transform 220ms var(--ease);
  box-shadow:var(--sh-3);
}
.drawer.is-open .drawer__panel{transform:translateY(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer__title{font-size:15px;font-weight:700;color:var(--ink-900)}
.drawer__close{
  width:32px;height:32px;border-radius:50%;font-size:18px;line-height:1;
  color:var(--ink-500);display:inline-flex;align-items:center;justify-content:center;
  transition:var(--t);
}
.drawer__close:hover{background:var(--brand-050);color:var(--brand-600)}
.drawer__nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.drawer__nav a{
  padding:15px 2px;font-size:15px;font-weight:600;color:var(--ink-700);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  transition:color var(--t),background var(--t);
}
.drawer__nav a:hover{color:var(--brand-600)}
.drawer__nav a.is-current{color:var(--brand-600)}
.drawer__nav a.is-current::after{content:"当前页";font-size:12px;font-weight:600;color:var(--brand-600)}
.drawer__cta{margin-top:20px}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .nav__side{gap:18px}
  .logo{padding:0 20px}
  .page-hero__grid{gap:32px}
}
@media (max-width:992px){
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  .nav{height:64px;gap:12px}
  .site-header.is-scrolled .nav{height:58px}
  .nav__side--left{display:none}
  .nav__side--right{gap:12px}
  .nav__side--right .nav__link{display:none}
  .nav__toggle{display:inline-flex}
  .logo{padding:0;justify-content:center}
  .page-hero{padding:40px 0 48px}
  .page-hero__grid{grid-template-columns:1fr}
  .page-hero__media{order:-1}
  .page-hero__media img{aspect-ratio:16/9}
  .alt-row{grid-template-columns:1fr;gap:22px;padding:32px 0}
  .alt-row--reverse .alt-row__media{order:0}
  .alt-row__body{max-width:none}
  .cta-band{padding:64px 0}
  .cta-grid{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:48px 0}
  .topbar__text{white-space:normal}
  .form-grid{grid-template-columns:1fr}
  .faq-q{padding:18px 20px;font-size:16px}
  .faq-a__inner{padding:0 20px 20px}
  .form-card{padding:22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .page-hero h1{font-size:30px}
  .page-hero__lead{font-size:15.5px}
  .btn{width:100%}
  .page-hero__actions .btn{width:100%}
  .logo__text{font-size:16px}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand p{max-width:none}
}
@media (max-width:480px){
  body{font-size:15.5px}
  .page-hero::before{display:none}
  .cta-band::before{display:none}
}

/* roulang page: category2 */
:root{
  --brand-600:#0B7A75;
  --brand-700:#075C58;
  --brand-100:#DFF2F0;
  --brand-050:#F2F9F8;
  --accent-500:#E8722F;
  --accent-600:#C75C1F;
  --accent-100:#FDEBE0;
  --ink-900:#08201F;
  --ink-700:#123B39;
  --ink-500:#4A6B69;
  --ink-300:#8FA9A7;
  --bg:#F6FBFA;
  --card:#FFFFFF;
  --line:#E2EDEC;
  --deep:#062421;
  --success:#1F9D6B;
  --warn:#D98A0B;
  --danger:#D9534F;
  --sh-1:0 1px 2px rgba(8,32,31,.05);
  --sh-2:0 6px 18px -8px rgba(8,32,31,.14);
  --sh-3:0 18px 40px -20px rgba(8,32,31,.22);
  --r-card:14px;
  --r-lg:20px;
  --r-btn:10px;
  --ease:cubic-bezier(.22,.68,.28,1);
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:0;line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:4px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-1);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);transition:height .22s var(--ease);}
.nav__side{display:flex;align-items:center;gap:26px;flex:1;min-width:0;}
.nav__side--right{justify-content:flex-end;}
.nav__link{position:relative;padding:6px 0;font-size:15px;font-weight:600;color:var(--ink-700);white-space:nowrap;transition:color .2s var(--ease);}
.nav__link::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--brand-600);transition:width .22s var(--ease);}
.nav__link:hover{color:var(--brand-600);}
.nav__link:hover::after{width:100%;}
.nav__link.is-active{color:var(--brand-600);}
.nav__link.is-active::after{width:100%;}
.logo{display:inline-flex;align-items:center;gap:10px;padding:0 32px;}
.logo__mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand-600),var(--brand-700));
  display:grid;place-items:center;flex:0 0 auto;
}
.logo__mark span{width:12px;height:12px;border:2px solid #fff;border-radius:3px;transform:rotate(45deg);display:block;}
.logo__text{font-size:18px;font-weight:800;color:var(--ink-900);white-space:nowrap;}
.logo__text em{font-style:normal;color:var(--brand-600);}
.nav__toggle{
  display:none;position:relative;width:40px;height:40px;border:1px solid var(--line);
  border-radius:10px;background:#fff;cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease);
}
.nav__toggle:hover{background:var(--brand-050);border-color:rgba(11,122,117,.35);}
.nav__toggle span,.nav__toggle::before,.nav__toggle::after{
  content:"";position:absolute;left:11px;width:18px;height:2px;border-radius:2px;background:var(--ink-700);
  transition:transform .2s var(--ease);
}
.nav__toggle::before{top:14px;}
.nav__toggle span{top:19px;}
.nav__toggle::after{top:24px;}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;left:0;right:0;top:var(--header-h);z-index:190;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-2);
  max-height:calc(100vh - var(--header-h));overflow-y:auto;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.drawer.is-open{opacity:1;visibility:visible;transform:none;}
.drawer__group{padding:8px 24px;border-bottom:1px solid var(--line);}
.drawer__group h4{font-size:13px;font-weight:600;color:var(--ink-300);padding:12px 0 6px;}
.drawer__group a{display:block;padding:11px 0;font-size:16px;font-weight:600;color:var(--ink-700);}
.drawer__group a.is-active{color:var(--brand-600);}
.drawer__group a:hover{color:var(--brand-600);}
.drawer__foot{padding:18px 24px 26px;}
.drawer__foot .btn{width:100%;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;text-align:center;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),
             border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn--accent{background:var(--accent-500);color:#fff;box-shadow:var(--sh-1);}
.btn--accent:hover{background:var(--accent-600);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn--accent:active{transform:translateY(1px);box-shadow:none;}
.btn--brand{background:var(--brand-600);color:#fff;box-shadow:var(--sh-1);}
.btn--brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn--brand:active{transform:translateY(1px);box-shadow:none;}
.btn--outline{border-color:var(--brand-600);color:var(--brand-700);background:transparent;}
.btn--outline:hover{background:var(--brand-050);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn--outline:active{transform:translateY(1px);box-shadow:none;}
.btn--ghost{background:transparent;color:var(--brand-700);}
.btn--ghost:hover{background:rgba(11,122,117,.08);}
.btn--sm{height:38px;padding:0 16px;font-size:14px;}
.btn--block{width:100%;}
.btn:disabled{background:#C9D8D6;border-color:#C9D8D6;color:#fff;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- badge / pill ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;border-radius:999px;
  padding:5px 12px;font-size:12px;font-weight:600;background:var(--brand-100);color:var(--brand-700);
}
.pill--accent{background:var(--accent-100);color:var(--accent-600);}
.pill--ok{background:rgba(31,157,107,.1);color:var(--success);}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;background:var(--brand-050);
  border-bottom:1px solid var(--line);padding:60px 0 54px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(112deg,rgba(11,122,117,.08) 0 1px,transparent 1px 92px),
    linear-gradient(62deg,rgba(11,122,117,.05) 0 1px,transparent 1px 132px);
  opacity:.9;
}
.page-hero .container{position:relative;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-500);margin-bottom:18px;}
.breadcrumb a{color:var(--ink-500);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb span.sep{color:var(--ink-300);}
.breadcrumb .current{color:var(--ink-500);}
.page-hero h1{font-size:clamp(30px,4.4vw,46px);line-height:1.25;font-weight:800;max-width:900px;margin:14px 0 16px;}
.page-hero .lead{font-size:17px;line-height:1.85;color:var(--ink-500);max-width:760px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:30px;padding-top:24px;border-top:1px solid rgba(11,122,117,.14);}
.hero-meta__item strong{display:block;font-size:24px;font-weight:700;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.2;}
.hero-meta__item span{font-size:13px;color:var(--ink-500);}

/* ---------- anchor bar ---------- */
.anchor-bar{
  position:sticky;top:var(--header-h);z-index:120;background:#fff;
  border-bottom:1px solid var(--line);box-shadow:var(--sh-1);
}
.anchor-bar__inner{
  max-width:1200px;margin:0 auto;padding:0 24px;display:flex;gap:4px;overflow-x:auto;
  scrollbar-width:none;
}
.anchor-bar__inner::-webkit-scrollbar{display:none;}
.anchor-bar a{
  flex:0 0 auto;padding:16px 14px;font-size:15px;font-weight:600;color:var(--ink-500);
  border-bottom:2px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease);
}
.anchor-bar a:hover{color:var(--brand-700);}
.anchor-bar a.is-current{color:var(--brand-700);border-bottom-color:var(--brand-600);}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section--alt{background:#fff;}
.section--tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:clamp(22px,3vw,32px);font-weight:700;margin:12px 0 10px;}
.section-head p{font-size:16px;line-height:1.8;color:var(--ink-500);}

.split{display:grid;grid-template-columns:minmax(0,1fr) 332px;gap:28px;align-items:start;}

/* ---------- numbered cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.num-card{
  position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.num-card:hover{transform:translateY(-2px);border-color:rgba(11,122,117,.35);box-shadow:var(--sh-2);}
.num-card__num{
  position:absolute;right:14px;top:2px;font-size:72px;font-weight:800;line-height:1;
  color:rgba(11,122,117,.08);font-variant-numeric:tabular-nums;pointer-events:none;
}
.num-card h3{font-size:18px;font-weight:700;padding-right:56px;margin-bottom:8px;}
.num-card p{font-size:14px;line-height:1.75;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:14px;font-weight:600;color:var(--brand-700);transition:color .2s var(--ease),gap .2s var(--ease);
}
.card-link:hover{color:var(--accent-600);gap:10px;}

/* ---------- side sticky card ---------- */
.side-card{
  position:sticky;top:calc(var(--header-h) + 78px);
  background:var(--brand-600);color:#DFF2F0;border-radius:var(--r-lg);padding:28px;
  box-shadow:var(--sh-3);
  background-image:linear-gradient(158deg,rgba(255,255,255,.12),transparent 58%);
}
.side-card h3{color:#fff;font-size:20px;font-weight:700;margin-bottom:10px;}
.side-card p{font-size:14px;line-height:1.75;color:rgba(223,242,240,.86);}
.side-card ul{margin:18px 0 22px;display:grid;gap:10px;}
.side-card li{position:relative;padding-left:22px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.9);}
.side-card li::before{
  content:"";position:absolute;left:0;top:8px;width:10px;height:10px;border-radius:3px;
  background:rgba(255,255,255,.28);border:1px solid rgba(255,255,255,.6);
}
.side-card .btn{width:100%;}
.side-card__note{margin-top:14px;font-size:12px;color:rgba(223,242,240,.7);text-align:center;}

/* ---------- flow timeline ---------- */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;position:relative;}
.flow::before{
  content:"";position:absolute;left:12px;right:12px;top:13px;height:2px;
  background:rgba(11,122,117,.2);
}
.flow__item{position:relative;padding-top:46px;}
.flow__dot{
  position:absolute;top:6px;left:0;width:16px;height:16px;border-radius:50%;
  background:#fff;border:2px solid var(--brand-600);
}
.flow__time{font-size:13px;font-weight:600;color:var(--ink-300);font-variant-numeric:tabular-nums;}
.flow__item h3{font-size:17px;font-weight:700;margin:6px 0 8px;position:relative;z-index:1;}
.flow__item p{font-size:14px;line-height:1.7;color:var(--ink-500);}

/* ---------- checklist ---------- */
.checklist{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 32px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 30px;box-shadow:var(--sh-1);
}
.checklist li{
  display:flex;gap:12px;align-items:flex-start;padding:14px 0;
  font-size:15px;line-height:1.75;color:var(--ink-500);border-bottom:1px dashed var(--line);
}
.checklist li strong{display:block;color:var(--ink-900);font-size:15.5px;font-weight:700;margin-bottom:2px;}
.checklist .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:7px;background:var(--brand-100);
  color:var(--brand-700);display:grid;place-items:center;font-size:13px;font-weight:700;margin-top:3px;
}

/* ---------- entry cards ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.entry-card:hover{transform:translateY(-2px);border-color:rgba(11,122,117,.35);box-shadow:var(--sh-2);}
.entry-card__media{aspect-ratio:16/9;overflow:hidden;background:var(--brand-050);}
.entry-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease);}
.entry-card:hover .entry-card__media img{transform:scale(1.03);}
.entry-card__body{padding:20px;display:flex;flex-direction:column;flex:1;}
.entry-card__body h3{font-size:17px;font-weight:700;margin:10px 0 8px;}
.entry-card__body p{font-size:14px;line-height:1.7;color:var(--ink-500);}

/* ---------- faq ---------- */
.faq{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.faq__item + .faq__item{border-top:1px solid var(--line);}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink-900);transition:color .2s var(--ease),background .2s var(--ease);
}
.faq__q:hover{color:var(--brand-700);background:var(--brand-050);}
.faq__icon{flex:0 0 auto;width:24px;height:24px;border-radius:50%;border:1px solid var(--brand-600);color:var(--brand-600);display:grid;place-items:center;font-size:15px;line-height:1;transition:transform .22s var(--ease);}
.faq__item.is-open .faq__icon{transform:rotate(45deg);}
.faq__a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease);}
.faq__a p{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--ink-500);}
.faq__item.is-open .faq__a{max-height:320px;}

/* ---------- cta band ---------- */
.cta-band{background:var(--deep);color:rgba(223,242,240,.9);position:relative;overflow:hidden;padding:80px 0;}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(120deg,rgba(223,242,240,.06) 0 1px,transparent 1px 110px);
}
.cta-band .container{position:relative;}
.cta-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:start;}
.cta-band h2{color:#fff;font-size:clamp(22px,3vw,30px);font-weight:700;margin:14px 0 14px;}
.cta-band p.cta-lead{font-size:16px;line-height:1.85;color:rgba(223,242,240,.82);max-width:520px;}
.cta-points{margin-top:26px;display:grid;gap:12px;}
.cta-points li{position:relative;padding-left:24px;font-size:15px;color:rgba(223,242,240,.92);}
.cta-points li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;
  background:var(--accent-500);
}
.form-card{background:#fff;border-radius:16px;padding:26px;box-shadow:var(--sh-3);}
.form-card h3{font-size:19px;font-weight:700;margin-bottom:6px;}
.form-card .form-hint{font-size:13px;color:var(--ink-500);margin-bottom:18px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-700);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 12px;border:1px solid var(--line);border-radius:10px;
  background:#fff;font-size:15px;color:var(--ink-900);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{height:86px;padding:10px 12px;resize:vertical;line-height:1.7;}
.field select{
  appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--ink-500) 50%),linear-gradient(135deg,var(--ink-500) 50%,transparent 50%);
  background-position:calc(100% - 20px) 19px,calc(100% - 14px) 19px;
  background-size:6px 6px,6px 6px;background-repeat:no-repeat;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(11,122,117,.15);
}
.field.is-error input,.field.is-error select{border-color:var(--danger);box-shadow:0 0 0 3px rgba(217,83,79,.12);}
.field__tip{display:none;margin-top:5px;font-size:12px;color:var(--danger);}
.field.is-error .field__tip{display:block;}
.form-note{font-size:12px;color:var(--ink-300);margin-top:12px;text-align:center;}
.form-success{display:none;text-align:center;padding:26px 8px;}
.form-success .ok{
  width:52px;height:52px;margin:0 auto 14px;border-radius:50%;background:rgba(31,157,107,.12);
  color:var(--success);display:grid;place-items:center;font-size:24px;font-weight:700;
}
.form-success h4{font-size:18px;font-weight:700;margin-bottom:8px;}
.form-success p{font-size:14px;color:var(--ink-500);line-height:1.75;}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-050);border-top:1px solid var(--line);padding:56px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:var(--ink-500);max-width:340px;}
.footer-col h4{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--ink-500);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--brand-600);text-decoration:underline;}
.footer-contact li{font-size:14px;color:var(--ink-500);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line);padding:18px 0 22px;font-size:13px;color:var(--ink-500);
}
.footer-bottom a{color:var(--brand-700);}
.footer-bottom a:hover{text-decoration:underline;}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .split{grid-template-columns:minmax(0,1fr) 300px;}
}
@media (max-width:992px){
  :root{--header-h:62px;}
  .container{padding:0 20px;}
  .nav__side--left{display:none;}
  .nav__side--right{gap:12px;}
  .nav__side--right .nav__link{display:none;}
  .nav__toggle{display:block;}
  .logo{padding:0;position:absolute;left:50%;transform:translateX(-50%);}
  .nav{position:relative;}
  .split{grid-template-columns:minmax(0,1fr);}
  .side-card{position:static;}
  .section{padding:64px 0;}
  .cta-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 24px;}
  .flow::before{display:none;}
  .anchor-bar__inner{padding:0 20px;}
  .page-hero{padding:44px 0 40px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:768px){
  body{font-size:15.5px;}
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .checklist{grid-template-columns:minmax(0,1fr);padding:22px;}
  .entry-grid{grid-template-columns:minmax(0,1fr);}
  .flow{grid-template-columns:minmax(0,1fr);}
  .hero-actions .btn{width:100%;}
  .hero-meta{gap:18px;}
  .cta-band{padding:56px 0;}
  .faq__q{font-size:16px;padding:18px 18px;}
  .faq__a p{padding:0 18px 18px;}
  .anchor-bar__inner{padding:0 16px;}
  .anchor-bar a{padding:14px 10px;font-size:14px;}
  .page-hero h1{font-size:30px;}
}
@media (max-width:480px){
  :root{--header-h:58px;}
  body{font-size:15.5px;line-height:1.75;}
  .page-hero h1{font-size:26px;}
  .page-hero .lead{font-size:15.5px;}
  .hero-meta{flex-direction:column;gap:14px;}
  .num-card__num{display:none;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .logo__text{font-size:16px;}
}

/* roulang page: category3 */
:root{
  --brand-600:#0B7A75;
  --brand-700:#075C58;
  --brand-100:#DFF2F0;
  --brand-050:#F2F9F8;
  --accent-500:#E8722F;
  --accent-600:#C75C1F;
  --accent-100:#FDEBE0;
  --ink-900:#08201F;
  --ink-700:#123B39;
  --ink-500:#4A6B69;
  --ink-300:#8FA9A7;
  --bg:#F6FBFA;
  --card:#FFFFFF;
  --line:#E2EDEC;
  --dark:#062421;
  --success:#1F9D6B;
  --warn:#D98A0B;
  --danger:#D9534F;
  --sh1:0 1px 2px rgba(8,32,31,.05);
  --sh2:0 6px 18px -8px rgba(8,32,31,.14);
  --sh3:0 18px 40px -20px rgba(8,32,31,.22);
  --r-card:14px;
  --r-lg:20px;
  --r-btn:10px;
  --ease:cubic-bezier(.22,.68,.28,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",Inter,system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink-500);
  background:var(--bg);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.3;letter-spacing:0}
h1{font-size:clamp(30px,4.4vw,46px);font-weight:800;line-height:1.25}
h2{font-size:clamp(22px,3vw,32px);font-weight:700}
h3{font-size:18px;font-weight:600;line-height:1.4}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;white-space:nowrap;
  transition:transform .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease),color .22s var(--ease);
}
.btn--accent{background:var(--accent-500);color:#fff;box-shadow:var(--sh2)}
.btn--accent:hover{background:var(--accent-600);transform:translateY(-2px)}
.btn--accent:active{transform:translateY(1px);box-shadow:var(--sh1)}
.btn--brand{background:var(--brand-600);color:#fff;box-shadow:var(--sh1)}
.btn--brand:hover{background:var(--brand-700);transform:translateY(-2px)}
.btn--brand:active{transform:translateY(1px)}
.btn--ghost{border-color:rgba(11,122,117,.35);color:var(--brand-700);background:#fff}
.btn--ghost:hover{background:var(--brand-050);transform:translateY(-2px);border-color:rgba(11,122,117,.55)}
.btn--ghost:active{transform:translateY(1px)}
.btn--light{background:#fff;color:var(--brand-700)}
.btn--light:hover{background:var(--brand-050);transform:translateY(-2px)}
.btn--outline-light{border-color:rgba(255,255,255,.45);color:#fff}
.btn--outline-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn--sm{height:38px;padding:0 16px;font-size:14px}
.btn--lg{height:50px;padding:0 28px;font-size:16px}
.btn--block{width:100%}
.btn[disabled]{background:#C9D8D6;color:#fff;border-color:#C9D8D6;box-shadow:none;cursor:not-allowed;transform:none}

/* 公告条 */
.notice{background:rgba(11,122,117,.06);color:var(--brand-700);font-size:13.5px;position:relative;z-index:61}
.notice.is-hidden{display:none}
.notice__inner{display:flex;align-items:center;justify-content:center;gap:10px;padding:9px 44px;text-align:center}
.notice__dot{width:7px;height:7px;border-radius:50%;background:var(--accent-500);flex:0 0 auto}
.notice__close{
  position:absolute;right:14px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  color:var(--brand-700);font-size:16px;line-height:1;transition:background-color .2s var(--ease)
}
.notice__close:hover{background:rgba(11,122,117,.14)}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh1);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh2)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px;transition:height .22s var(--ease)}
.site-header.is-scrolled .nav{height:60px}
.nav__side{flex:1;display:flex;align-items:center;gap:22px;min-width:0}
.nav__side--right{justify-content:flex-end;gap:18px}
.nav__link{position:relative;font-size:15px;font-weight:600;color:var(--ink-700);padding:6px 0}
.nav__link::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--brand-600);
  transition:width .22s var(--ease);
}
.nav__link:hover{color:var(--brand-700)}
.nav__link:hover::after{width:100%}
.nav__link.is-active{color:var(--brand-700)}
.nav__link.is-active::after{width:100%}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;padding:0 32px}
.logo__mark{
  width:34px;height:34px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand-600),var(--brand-700));
  display:grid;place-items:center;
}
.logo__mark span{width:12px;height:12px;border:2px solid #fff;border-radius:3px;transform:rotate(45deg);display:block}
.logo__text{font-size:17px;font-weight:800;color:var(--ink-900);white-space:nowrap}
.logo__text em{font-style:normal;color:var(--brand-600)}
.nav__toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);
  border-radius:10px;background:#fff;position:relative;flex:0 0 auto;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.nav__toggle:hover{border-color:rgba(11,122,117,.35);background:var(--brand-050)}
.nav__toggle span,.nav__toggle span::before,.nav__toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--ink-700);
  transform:translateX(-50%);content:"";transition:background-color .2s var(--ease);
}
.nav__toggle span{top:50%;margin-top:-1px}
.nav__toggle span::before{top:-6px}
.nav__toggle span::after{top:6px}

/* 移动抽屉 */
.drawer{display:none;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh2)}
.drawer.is-open{display:block;animation:drawerIn .22s var(--ease)}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.drawer__inner{padding:14px 0 22px;display:grid;gap:2px}
.drawer__group{font-size:12px;font-weight:700;color:var(--ink-300);padding:10px 0 6px;letter-spacing:.04em}
.drawer__link{display:block;padding:13px 2px;font-size:15px;font-weight:600;color:var(--ink-700);border-bottom:1px solid var(--line)}
.drawer__link.is-active{color:var(--brand-700)}
.drawer__cta{margin-top:18px;width:100%}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--brand-050) 0%,#FFFFFF 100%);
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(115deg,rgba(11,122,117,.08) 1px,transparent 1px),
    linear-gradient(65deg,rgba(11,122,117,.06) 1px,transparent 1px);
  background-size:190px 190px,250px 250px;
  opacity:.85;
}
.hero__inner{position:relative;padding:52px 0 64px;max-width:820px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-300);margin-bottom:20px}
.breadcrumb a{color:var(--ink-500)}
.breadcrumb a:hover{color:var(--brand-600)}
.breadcrumb span[aria-current]{color:var(--ink-500)}
.hero h1{margin-bottom:16px}
.hero__lead{font-size:16.5px;line-height:1.85;color:var(--ink-500);max-width:720px}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:40px;padding-top:26px;border-top:1px solid var(--line)}
.hero__stat b{display:block;font-size:24px;font-weight:700;color:var(--ink-900);font-variant-numeric:tabular-nums;line-height:1.2}
.hero__stat span{font-size:13px;color:var(--ink-300)}

/* 通用板块 */
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:740px;margin-bottom:40px}
.sec-head p{margin-top:12px;font-size:15.5px;line-height:1.85}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;
  padding:5px 14px;border-radius:999px;background:var(--brand-100);
  color:var(--brand-700);font-size:12.5px;font-weight:700;
}
.pill{display:inline-flex;align-items:center;border-radius:999px;padding:4px 12px;font-size:12px;font-weight:600;background:var(--brand-100);color:var(--brand-700)}
.pill--accent{background:var(--accent-100);color:var(--accent-600)}
.pill--success{background:rgba(31,157,107,.12);color:var(--success)}
.pill--warn{background:rgba(217,138,11,.14);color:var(--warn)}
.pill--muted{background:#EEF4F3;color:var(--ink-500)}

/* 步骤 */
.steps{display:grid;gap:14px}
.step{
  display:grid;grid-template-columns:120px 1fr;gap:24px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.step:hover{transform:translateY(-2px);border-color:rgba(11,122,117,.35);box-shadow:var(--sh2)}
.step__num{
  font-size:clamp(48px,7vw,84px);font-weight:800;line-height:1;
  color:rgba(11,122,117,.16);font-variant-numeric:tabular-nums;
}
.step__body h3{margin-bottom:8px;font-size:18px}
.step__body p{font-size:14.5px;line-height:1.75}
.step__hint{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:13px;color:var(--brand-700);background:var(--brand-050);border-radius:999px;padding:4px 12px}

/* 卡片网格 */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:rgba(11,122,117,.35);box-shadow:var(--sh2)}
.card__media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--brand-050)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.card:hover .card__media img{transform:scale(1.03)}
.card__tag{position:absolute;left:12px;top:12px}
.card__body{padding:20px 22px 22px}
.card__body h3{font-size:18px;margin-bottom:8px}
.card__body p{font-size:14px;line-height:1.7}
.card__meta{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-300);font-variant-numeric:tabular-nums;
}
.card__link{color:var(--brand-700);font-weight:600}
.card__link:hover{color:var(--accent-500)}

/* 对比表 */
.table-wrap{
  overflow-x:auto;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh1);
}
.cmp-table{width:100%;min-width:660px;border-collapse:collapse;font-size:14.5px}
.cmp-table caption{text-align:left;padding:18px 22px;font-size:14px;color:var(--ink-300);border-bottom:1px solid var(--line)}
.cmp-table th,.cmp-table td{padding:16px 22px;text-align:left;border-bottom:1px solid var(--line)}
.cmp-table thead th{background:var(--brand-050);color:var(--ink-700);font-size:14px;font-weight:700}
.cmp-table tbody tr:nth-child(even){background:#FAFDFD}
.cmp-table tbody tr:last-child td{border-bottom:0}
.cmp-table td:first-child{color:var(--ink-900);font-weight:600}
.cmp-table td{color:var(--ink-500);line-height:1.7;font-variant-numeric:tabular-nums}
.table-note{margin-top:14px;font-size:13px;color:var(--ink-300)}

/* 深色 CTA 带 */
.cta-band{
  position:relative;overflow:hidden;background:var(--dark);
  border-radius:var(--r-lg);padding:48px;color:#DFF2F0;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-70px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(11,122,117,.42),transparent 68%);
  pointer-events:none;
}
.cta-band__grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:rgba(223,242,240,.82);font-size:15px}
.cta-points{margin-top:22px;display:grid;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(223,242,240,.88)}
.cta-points li::before{
  content:"";width:8px;height:8px;border-radius:2px;background:var(--accent-500);
  flex:0 0 auto;margin-top:9px;transform:rotate(45deg);
}
.cta-card{background:#fff;border-radius:16px;padding:26px;box-shadow:var(--sh3)}
.cta-card h3{font-size:17px;margin-bottom:16px}
.cta-card dl{margin:0;display:grid;gap:14px}
.cta-card dt{font-size:12.5px;color:var(--ink-300)}
.cta-card dd{margin:2px 0 0;font-size:15px;font-weight:600;color:var(--ink-900);font-variant-numeric:tabular-nums}
.cta-card .btn{margin-top:22px}

/* QA 列表 */
.qa-list{display:grid;gap:14px}
.qa{
  display:grid;grid-template-columns:52px 1fr;gap:20px;align-items:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.qa:hover{transform:translateY(-2px);border-color:rgba(11,122,117,.35);box-shadow:var(--sh2)}
.qa__idx{
  width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
  background:var(--brand-100);color:var(--brand-700);font-size:15px;font-weight:800;
  font-variant-numeric:tabular-nums;
}
.qa__body h3{font-size:17px;margin-bottom:8px}
.qa__body p{font-size:15px;line-height:1.8}

/* 双按钮收尾 */
.dual-cta{
  background:linear-gradient(135deg,var(--brand-050),#FFFFFF);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px 36px;text-align:center;box-shadow:var(--sh1);
}
.dual-cta h2{margin-bottom:12px}
.dual-cta p{margin:0 auto;max-width:620px;font-size:15.5px}
.dual-cta__actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:28px}

/* 页脚 */
.site-footer{background:var(--brand-050);border-top:1px solid var(--line);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:48px}
.footer-brand p{margin-top:14px;font-size:13.5px;line-height:1.8;max-width:320px;color:var(--ink-500)}
.site-footer .logo__text{font-size:16px}
.footer-col h4{font-size:15px;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px;font-size:13.5px;line-height:1.7}
.footer-col a{color:var(--ink-500)}
.footer-col a:hover{color:var(--brand-600);text-decoration:underline}
.footer-contact li{color:var(--ink-500);font-size:13.5px}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-300);
}
.footer-bottom a{color:var(--brand-700)}
.footer-bottom a:hover{text-decoration:underline}

/* 响应式 */
@media (max-width:1200px){
  .container{padding:0 20px}
  .footer-grid{gap:28px}
}
@media (max-width:992px){
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  .nav__side--left .nav__link{display:none}
  .nav__side--right .nav__link{display:none}
  .nav__toggle{display:block}
  .logo{padding:0 14px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band__grid{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .step{grid-template-columns:92px 1fr;gap:18px}
  .hero__stats{gap:28px}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .section{padding:48px 0}
  .section--tight{padding:44px 0}
  .container{padding:0 16px}
  .hero__inner{padding:36px 0 48px}
  .hero__actions .btn{width:100%}
  .hero__stats{gap:20px;padding-top:20px;margin-top:28px}
  .hero__stat b{font-size:20px}
  .card-grid{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:8px;padding:20px}
  .step__num{font-size:44px}
  .cta-band{padding:30px 22px;border-radius:16px}
  .cta-card{padding:22px}
  .dual-cta{padding:30px 20px}
  .dual-cta__actions .btn{width:100%}
  .qa{grid-template-columns:1fr;gap:12px;padding:20px}
  .notice__inner{padding:9px 40px;font-size:13px}
  .nav__quick{padding:0 12px;font-size:13.5px;height:36px}
  .logo__text{font-size:15px}
}
@media (max-width:520px){
  h1{font-size:30px}
  .logo{padding:0 8px;gap:8px}
  .logo__mark{width:30px;height:30px;border-radius:9px}
  .logo__text{font-size:14px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero__lead{font-size:15.5px}
  .sec-head p{font-size:15px}
}
@media (max-width:480px){
  .hero::before{opacity:.45}
  .hero__tags .pill{font-size:11.5px}
}