/* roulang page: index */
:root{
  --brand-900:#0B2A43;
  --brand-700:#145A8A;
  --brand-600:#1667A8;
  --brand-100:#E8F1F8;
  --accent-600:#F97316;
  --accent-700:#E1650C;
  --accent-100:#FFF3E8;
  --success-600:#2F9E6E;
  --bg:#F7FAFC;
  --surface:#FFFFFF;
  --text:#102A43;
  --muted:#5B6B7C;
  --border:#E3EAF0;
  --danger:#D64545;
  --r-hero:24px;
  --r-card:16px;
  --r-btn:8px;
  --sh-1:0 6px 18px rgba(16,42,67,.06);
  --sh-2:0 14px 32px rgba(16,42,67,.10);
  --side-w:264px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-left:var(--side-w);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:28px;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;object-fit:cover}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-700)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,h6,p,figure{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 容器 ---------- */
.app-container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.grid-container.app-container{padding-left:24px;padding-right:24px}

/* ---------- 侧边导航 ---------- */
.app-sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--side-w);
  background:var(--surface);border-right:1px solid var(--border);
  display:flex;flex-direction:column;padding:22px 16px 20px;z-index:80;
}
.brand{display:flex;align-items:center;gap:12px;padding:6px 8px 20px;border-bottom:1px solid var(--border)}
.brand__mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand-700),var(--brand-600));
  color:#fff;font-weight:700;font-size:20px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(20,90,138,.28);
}
.brand__text{display:block;font-size:15px;font-weight:700;color:var(--text);line-height:20px;letter-spacing:.2px}
.brand__text em{display:block;font-style:normal;font-size:12px;font-weight:500;color:var(--muted);letter-spacing:1px}
.side-nav{margin-top:18px;flex:1 1 auto;overflow-y:auto}
.side-nav__group{font-size:12px;color:var(--muted);letter-spacing:1px;padding:0 10px 10px;font-weight:600}
.side-nav__item{position:relative;margin-bottom:6px}
.side-nav__link{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:11px 12px 11px 16px;border-radius:10px;
  color:var(--text);font-size:15px;font-weight:500;transition:background .18s ease,color .18s ease;
}
.side-nav__link i{width:20px;text-align:center;font-size:16px;color:var(--muted);transition:color .18s ease}
.side-nav__link:hover{background:var(--brand-100);color:var(--brand-700)}
.side-nav__link:hover i{color:var(--brand-700)}
.side-nav__link.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.side-nav__link.is-active i{color:var(--brand-700)}
.side-nav__link.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:999px;background:var(--brand-600);
}
.side-foot{padding-top:16px;border-top:1px solid var(--border)}
.official-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--success-600);
  background:rgba(47,158,110,.10);border:1px solid rgba(47,158,110,.25);
  border-radius:999px;padding:3px 10px;margin-bottom:12px;
}
.side-foot__meta{font-size:12px;color:var(--muted);line-height:20px;margin-top:12px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease,border-color .16s ease;
  white-space:nowrap;
}
.btn--accent{background:var(--accent-600);color:#fff;box-shadow:0 8px 18px rgba(249,115,22,.26)}
.btn--accent:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(249,115,22,.30)}
.btn--accent:active{transform:translateY(0);box-shadow:0 6px 14px rgba(249,115,22,.24)}
.btn--ghost{background:transparent;border-color:var(--brand-600);color:var(--brand-700)}
.btn--ghost:hover{background:var(--brand-100);color:var(--brand-700);transform:translateY(-1px)}
.btn--light{background:#fff;color:var(--brand-700);border-color:rgba(255,255,255,.6)}
.btn--light:hover{background:#fff;color:var(--brand-700);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--sm{height:38px;padding:0 16px;font-size:14px;border-radius:var(--r-btn)}
.btn--block{display:flex;width:100%}
.btn--outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn--outline-light:hover{background:rgba(255,255,255,.12);color:#fff}
.text-link{font-size:14px;font-weight:600;color:var(--brand-600);display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--accent-600)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:5px;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:600;line-height:1;
}
.badge--brand{background:var(--brand-100);color:var(--brand-700)}
.badge--accent{background:var(--accent-100);color:var(--accent-700)}
.badge--success{background:rgba(47,158,110,.12);color:var(--success-600)}
.badge--light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.30)}
.tag{display:inline-block;font-size:12px;color:var(--muted);background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:2px 10px}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;overflow:hidden;border-radius:0 0 var(--r-hero) var(--r-hero);
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero__mask{position:absolute;inset:0;background:linear-gradient(104deg,rgba(11,42,67,.94) 0%,rgba(11,42,67,.82) 42%,rgba(11,42,67,.48) 100%)}
.hero__inner{position:relative;padding:92px 0 84px}
.hero__eyebrow{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:22px}
.hero h1{color:#fff;font-size:44px;line-height:54px;font-weight:700;max-width:860px;letter-spacing:.2px}
.hero__sub{color:rgba(255,255,255,.86);font-size:17px;line-height:30px;max-width:720px;margin-top:20px}
.hero__metas{display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:30px}
.hero__meta{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.90);font-size:14px}
.hero__meta i{color:var(--accent-600)}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero__note{margin-top:20px;font-size:13px;color:rgba(255,255,255,.62)}
.hero__deco{position:absolute;right:-60px;bottom:-70px;width:340px;height:340px;border-radius:50%;border:1px solid rgba(255,255,255,.18);pointer-events:none}
.hero__deco::after{content:"";position:absolute;inset:46px;border-radius:50%;border:1px solid rgba(255,255,255,.12)}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0}
.section--alt{background:var(--surface)}
.section--tight{padding:44px 0}
.section--deep{background:var(--brand-900);color:#fff}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-600);letter-spacing:1px;margin-bottom:14px}
.sec-eyebrow::before{content:"";width:22px;height:2px;background:var(--accent-600);border-radius:2px}
.sec-head h2{font-size:32px;line-height:40px;font-weight:700;letter-spacing:.2px}
.sec-head p{margin-top:14px;font-size:16px;line-height:28px;color:var(--muted)}

/* ---------- 数据条 ---------- */
.stat-strip{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:8px 0;
}
.stat-item{padding:22px 24px;border-right:1px solid var(--border)}
.stat-item:last-child{border-right:0}
.stat-item__num{font-size:30px;font-weight:700;color:var(--brand-700);line-height:38px}
.stat-item__num span{font-size:15px;font-weight:600;color:var(--muted);margin-left:4px}
.stat-item__label{font-size:14px;color:var(--muted);margin-top:4px}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:0}
.timeline__line{position:absolute;left:118px;top:8px;bottom:8px;width:2px;background:var(--brand-100)}
.tl-item{position:relative;display:flex;gap:0;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item__time{
  width:118px;flex:0 0 118px;text-align:right;padding-right:26px;
  font-size:15px;font-weight:700;color:var(--brand-700);line-height:26px;
  font-variant-numeric:tabular-nums;
}
.tl-item__dot{
  position:absolute;left:112px;top:8px;width:14px;height:14px;border-radius:50%;
  background:var(--surface);border:3px solid var(--brand-600);z-index:2;
}
.tl-card{
  flex:1 1 auto;margin-left:34px;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);box-shadow:var(--sh-1);padding:20px 24px;
  transition:transform .18s ease,box-shadow .18s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.tl-card h3{font-size:19px;line-height:28px;font-weight:600}
.tl-card p{margin-top:8px;font-size:14.5px;line-height:26px;color:var(--muted)}
.tl-card__foot{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:14px}

/* ---------- Bento 亮点 ---------- */
.bento-card{
  position:relative;overflow:hidden;border-radius:var(--r-card);border:1px solid var(--border);
  background:var(--surface);box-shadow:var(--sh-1);height:100%;
  transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;
}
.bento-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.bento-card__media{position:relative;overflow:hidden}
.bento-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.bento-card:hover .bento-card__media img{transform:scale(1.04)}
.bento-card--lg .bento-card__media{aspect-ratio:16/9}
.bento-card--sm .bento-card__media{aspect-ratio:16/9}
.bento-card__body{padding:22px 24px 24px;flex:1 1 auto;display:flex;flex-direction:column}
.bento-card__body h3{font-size:20px;line-height:30px;font-weight:600}
.bento-card--lg .bento-card__body h3{font-size:24px;line-height:34px}
.bento-card__body p{margin-top:10px;font-size:14.5px;line-height:26px;color:var(--muted)}
.bento-card__role{font-size:13.5px;color:var(--muted);margin-top:6px}
.bento-card__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.bento-card__overlay{
  position:absolute;left:18px;top:18px;z-index:2;
}

/* ---------- 票种 ---------- */
.ticket-grid{align-items:stretch}
.ticket{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:30px 26px;display:flex;flex-direction:column;height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.ticket:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.ticket--featured{border:2px solid var(--brand-600);background:linear-gradient(180deg,var(--brand-100) 0%,#fff 46%);transform:translateY(-6px)}
.ticket--featured:hover{transform:translateY(-9px)}
.ticket__head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.ticket__name{font-size:20px;font-weight:700;line-height:28px}
.ticket__price{margin-top:18px;font-size:34px;font-weight:700;line-height:42px;color:var(--accent-600);font-variant-numeric:tabular-nums}
.ticket__price small{font-size:14px;font-weight:500;color:var(--muted);margin-left:6px}
.ticket__for{margin-top:10px;font-size:13.5px;color:var(--muted)}
.ticket__list{margin-top:22px;padding-top:20px;border-top:1px dashed var(--border);flex:1 1 auto}
.ticket__list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;line-height:25px;padding:7px 0;color:var(--text)}
.ticket__list li i{font-size:14px;margin-top:5px;flex:0 0 14px}
.ticket__list li i.fa-check{color:var(--success-600)}
.ticket__list li i.fa-minus{color:#B9C4CE}
.ticket__list li.is-off{color:var(--muted)}
.ticket__cta{margin-top:26px}

/* ---------- 报名表单 ---------- */
.signup{
  background:var(--brand-900);color:#fff;border-radius:var(--r-hero);overflow:hidden;position:relative;
}
.signup__bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;opacity:.22}
.signup__inner{position:relative;padding:60px 0}
.signup h2{font-size:32px;line-height:42px;font-weight:700;color:#fff}
.signup__lead{margin-top:16px;font-size:15.5px;line-height:28px;color:rgba(255,255,255,.82);max-width:520px}
.signup__points{margin-top:28px}
.signup__points li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.86);font-size:14.5px;line-height:26px;padding:6px 0}
.signup__points li i{color:var(--accent-600);margin-top:6px;font-size:13px}
.form-card{background:#fff;border-radius:var(--r-card);padding:30px 28px;box-shadow:0 24px 48px rgba(4,18,30,.28)}
.form-card h3{font-size:20px;line-height:28px;font-weight:700;color:var(--text)}
.form-card__hint{font-size:13.5px;color:var(--muted);margin-top:8px;line-height:24px}
.field{margin-top:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:8px}
.field input[type="text"],.field input[type="tel"],.field select{
  width:100%;height:44px;border:1px solid var(--border);border-radius:var(--r-btn);
  padding:0 14px;background:#fff;color:var(--text);transition:border-color .16s ease,box-shadow .16s ease;
}
.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='%235B6B7C' 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{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(22,103,168,.16);outline:none}
.field input::placeholder{color:#9AA8B4}
.field__err{display:none;font-size:12.5px;color:var(--danger);margin-top:6px}
.checkbox{display:flex;gap:10px;align-items:flex-start;margin-top:20px;font-size:13.5px;line-height:24px;color:var(--muted)}
.checkbox input{width:16px;height:16px;margin-top:4px;flex:0 0 16px;accent-color:var(--brand-600)}
.form-card .btn{margin-top:22px}
.form-card__privacy{font-size:12.5px;color:var(--muted);margin-top:14px;line-height:22px}

/* ---------- 最新动态 ---------- */
.news-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);height:100%;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.news-card__media{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--brand-100)}
.news-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-card__media img{transform:scale(1.04)}
.news-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.news-card__title{font-size:18px;line-height:27px;font-weight:600;margin-top:12px}
.news-card__title a{color:var(--text)}
.news-card__title a:hover{color:var(--brand-700)}
.news-card__desc{margin-top:10px;font-size:14px;line-height:24px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--border)}
.news-card__foot time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.empty-state{text-align:center;padding:56px 20px;background:var(--surface);border:1px dashed var(--border);border-radius:var(--r-card)}
.empty-state__icon{font-size:44px;color:#B9C4CE;margin-bottom:14px}
.empty-state h3{font-size:18px;font-weight:600;color:var(--text)}
.empty-state p{margin-top:8px;font-size:14px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
ul.faq-accordion{border-top:1px solid var(--border);background:transparent}
ul.faq-accordion li.accordion-item{border-bottom:1px solid var(--border);background:transparent}
ul.faq-accordion .accordion-title{
  padding:22px 44px 22px 0;border:0;background:transparent;color:var(--text);
  font-size:16.5px;font-weight:700;line-height:26px;position:relative;
}
ul.faq-accordion .accordion-title:hover{background:transparent;color:var(--brand-700)}
ul.faq-accordion .accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:8px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--brand-600);transition:transform .2s ease,color .2s ease;
}
ul.faq-accordion .accordion-item.is-active .accordion-title::before{content:"\f068";color:var(--accent-600)}
ul.faq-accordion .accordion-content{
  padding:0 44px 24px 0;border:0;background:transparent;color:var(--muted);
  font-size:15px;line-height:26px;
}
ul.faq-accordion .accordion-content p{margin:0}
ul.faq-accordion .accordion-content p + p{margin-top:10px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding:64px 0 26px;margin-top:0}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-col p{font-size:13.5px;line-height:24px;color:rgba(255,255,255,.66)}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--accent-600)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand__mark{width:38px;height:38px;border-radius:11px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px}
.footer-brand__text{font-size:15px;font-weight:700;color:#fff;line-height:20px}
.footer-brand__text em{display:block;font-style:normal;font-size:12px;font-weight:400;color:rgba(255,255,255,.55);letter-spacing:1px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:rgba(255,255,255,.72);line-height:24px}
.footer-contact li i{color:var(--accent-600);margin-top:6px;font-size:12px}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.52);
}
.footer-bottom span{line-height:22px}

/* ---------- 移动端顶栏 / 抽屉 ---------- */
.mobile-bar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:90;
  background:rgba(255,255,255,.96);backdrop-filter:saturate(160%) blur(6px);
  border-bottom:1px solid var(--border);align-items:center;justify-content:space-between;
  padding:0 14px;
}
.mobile-bar__btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--border);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--brand-700);font-size:16px;
}
.mobile-bar__brand{display:flex;align-items:center;gap:8px;min-width:0}
.mobile-bar__mark{width:30px;height:30px;flex:0 0 30px;border-radius:9px;background:linear-gradient(140deg,var(--brand-700),var(--brand-600));color:#fff;font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center}
.mobile-bar__text{font-size:12.5px;font-weight:700;color:var(--text);line-height:15px}
.mobile-bar__text em{display:block;font-style:normal;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.6px}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:280px;background:#fff;z-index:120;
  transform:translateX(-102%);transition:transform .26s ease;display:flex;flex-direction:column;
  padding:20px 16px;box-shadow:0 0 40px rgba(16,42,67,.18);
}
.drawer.is-open{transform:translateX(0)}
.drawer__mask{position:fixed;inset:0;background:rgba(11,42,67,.45);z-index:110;opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease}
.drawer__mask.is-open{opacity:1;visibility:visible}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--border)}
.drawer__close{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--muted)}
.drawer .side-nav{margin-top:16px}
.to-top{
  position:fixed;right:22px;bottom:26px;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);
  background:#fff;color:var(--brand-700);box-shadow:var(--sh-1);z-index:70;
  display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all .22s ease;
}
.to-top.is-show{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  :root{--side-w:220px}
  .hero h1{font-size:40px;line-height:50px}
}
@media screen and (max-width:1023px){
  :root{--side-w:72px}
  .app-sidebar{padding:18px 10px}
  .brand{justify-content:center;padding:6px 0 18px}
  .brand__text,.side-nav__group,.side-foot{display:none}
  .side-nav__link{justify-content:center;padding:12px 0}
  .side-nav__link span{display:none}
  .side-nav__link::after{
    content:attr(data-label);position:absolute;left:56px;top:50%;transform:translateY(-50%);
    background:var(--brand-900);color:#fff;font-size:13px;padding:5px 12px;border-radius:8px;
    white-space:nowrap;opacity:0;visibility:hidden;transition:opacity .16s ease;z-index:99;
    font-weight:500;
  }
  .side-nav__link:hover::after{opacity:1;visibility:visible}
  .side-nav__link.is-active::before{left:-10px}
  .hero__inner{padding:72px 0 66px}
  .hero h1{font-size:36px;line-height:46px}
  .section{padding:60px 0}
  .timeline__line{left:88px}
  .tl-item__time{width:88px;flex:0 0 88px;padding-right:22px;font-size:14px}
  .tl-item__dot{left:82px}
  .tl-card{margin-left:28px}
}
@media screen and (max-width:767px){
  :root{--side-w:0px}
  body{padding-left:0;padding-top:60px}
  .app-sidebar{display:none}
  .mobile-bar{display:flex}
  .hero{border-radius:0 0 18px 18px}
  .hero__inner{padding:48px 0 44px}
  .hero h1{font-size:30px;line-height:40px}
  .hero__sub{font-size:15px;line-height:27px;margin-top:16px}
  .hero__actions{margin-top:28px;gap:12px}
  .hero__actions .btn{flex:1 1 100%}
  .hero__metas{gap:10px 18px;margin-top:24px}
  .section{padding:48px 0}
  .section--tight{padding:32px 0}
  .sec-head{margin-bottom:28px}
  .sec-head h2{font-size:24px;line-height:33px}
  .app-container{padding-left:18px;padding-right:18px}
  .grid-container.app-container{padding-left:18px;padding-right:18px}
  .stat-item{border-right:0;border-bottom:1px solid var(--border);padding:16px 20px}
  .stat-item:last-child{border-bottom:0}
  .stat-strip{padding:0}
  .timeline__line{left:8px}
  .tl-item{flex-direction:column;padding-left:32px}
  .tl-item__time{width:auto;flex:0 0 auto;text-align:left;padding-right:0;margin-bottom:8px}
  .tl-item__dot{left:2px;top:6px}
  .tl-card{margin-left:0;padding:18px 18px}
  .ticket--featured{transform:none}
  .ticket--featured:hover{transform:translateY(-3px)}
  .signup__inner{padding:40px 0}
  .signup h2{font-size:24px;line-height:34px}
  .form-card{padding:24px 20px;margin-top:28px}
  .form-card .btn{width:100%}
  .site-footer{padding:48px 0 22px}
  .footer-bottom{justify-content:flex-start}
  ul.faq-accordion .accordion-title{font-size:15.5px;padding-right:34px}
  ul.faq-accordion .accordion-content{padding-right:0}
  .to-top{right:14px;bottom:18px}
}
@media screen and (max-width:520px){
  .hero h1{font-size:26px;line-height:36px}
  .sec-head h2{font-size:22px;line-height:31px}
  .ticket{padding:24px 20px}
  .ticket__price{font-size:30px;line-height:38px}
}

/* roulang page: article */
:root{
  --brand-900:#0B2A43;
  --brand-700:#145A8A;
  --brand-600:#1667A8;
  --brand-100:#E8F1F8;
  --accent-600:#F97316;
  --accent-700:#DB5F06;
  --accent-100:#FFF3E8;
  --success-600:#2F9E6E;
  --bg:#F7FAFC;
  --surface:#FFFFFF;
  --text:#102A43;
  --muted:#5B6B7C;
  --border:#E3EAF0;
  --danger:#D64545;
  --radius-hero:24px;
  --radius-card:16px;
  --radius-btn:8px;
  --radius-pill:999px;
  --shadow-sm:0 6px 18px rgba(16,42,67,.06);
  --shadow-md:0 14px 32px rgba(16,42,67,.10);
  --font-base:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --sidebar-w:264px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-base);
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:28px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--brand-600);}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4,h5{margin:0;font-weight:600;letter-spacing:-.2px;}
p{margin:0;}
button{font-family:inherit;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;}

.app-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  text-align:center;
  white-space:nowrap;
}
.btn-primary{background:var(--accent-600);color:#fff;}
.btn-primary:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:none;box-shadow:none;}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-600);}
.btn-ghost:hover{background:var(--brand-100);color:var(--brand-700);transform:translateY(-1px);}
.btn-ghost:active{transform:none;}
.btn-ghost--light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-ghost--light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-xs{height:32px;padding:0 12px;font-size:13px;border-radius:6px;}
.btn-block{width:100%;}

.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:24px;
  padding:0 10px;
  border-radius:var(--radius-pill);
  font-size:12px;
  font-weight:600;
  line-height:1;
}
.badge-brand{background:var(--brand-100);color:var(--brand-700);}
.badge-accent{background:var(--accent-100);color:#B45309;}

/* ---------- 侧栏导航 ---------- */
.app-sidebar{
  position:fixed;
  top:0;
  left:0;
  bottom:0;
  width:var(--sidebar-w);
  background:var(--surface);
  border-right:1px solid var(--border);
  padding:24px 16px;
  display:flex;
  flex-direction:column;
  gap:20px;
  overflow-y:auto;
  z-index:80;
  transition:transform .26s ease,width .2s ease;
}
.sidebar-brand{display:flex;align-items:center;gap:10px;}
.sidebar-brand__mark{
  width:40px;height:40px;flex:0 0 40px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--brand-700),var(--brand-600));
  color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:17px;
}
.sidebar-brand__text{
  display:flex;flex-direction:column;
  font-size:15px;font-weight:700;line-height:1.25;color:var(--brand-900);
}
.sidebar-brand__text em{font-style:normal;font-size:11px;font-weight:400;color:var(--muted);letter-spacing:.4px;}

.side-nav__group{
  font-size:12px;font-weight:600;color:var(--muted);
  letter-spacing:.8px;margin:0 0 8px 10px;
}
.side-nav ul{list-style:none;}
.side-nav__item{margin-bottom:4px;}
.side-nav__link{
  position:relative;
  display:flex;align-items:center;gap:12px;
  height:44px;padding:0 12px;
  border-radius:10px;
  font-size:15px;color:var(--text);
  transition:background-color .18s ease,color .18s ease;
}
.side-nav__link i{width:20px;text-align:center;font-size:15px;color:var(--brand-600);}
.side-nav__link:hover{background:var(--brand-100);color:var(--brand-700);}
.side-nav__link.is-active{
  background:var(--brand-100);
  color:var(--brand-700);
  font-weight:600;
  box-shadow:inset 3px 0 0 var(--brand-600);
}
.side-nav__link.is-active i{color:var(--brand-700);}

.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}
.sidebar-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;color:var(--success-600);
  background:#EAF7F1;border-radius:var(--radius-pill);
  padding:6px 12px;
}
.sidebar-copy{font-size:12px;line-height:20px;color:var(--muted);}

/* 顶部移动栏 */
.topbar{
  display:none;
  position:sticky;top:0;z-index:90;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  padding:10px 14px;
  align-items:center;justify-content:space-between;gap:12px;
}
.topbar__menu{
  width:40px;height:40px;border-radius:10px;
  border:1px solid var(--border);background:#fff;color:var(--brand-900);
  display:grid;place-items:center;font-size:16px;cursor:pointer;
  transition:background-color .2s ease,color .2s ease;
}
.topbar__menu:hover{background:var(--brand-100);color:var(--brand-700);}
.topbar__brand{
  font-size:15px;font-weight:700;color:var(--brand-900);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

.nav-scrim{
  position:fixed;inset:0;background:rgba(11,42,67,.45);
  z-index:75;opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.nav-scrim.is-open{opacity:1;pointer-events:auto;}

.app-main{padding:0;}

/* ---------- 文章头部 ---------- */
.article-hero{
  background:var(--surface);
  border-bottom:1px solid var(--border);
  padding:38px 0 34px;
}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--muted);margin-bottom:18px;
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand-600);}
.crumbs .is-current{color:var(--brand-600);font-weight:600;}
.crumbs i{font-size:11px;opacity:.55;}
.article-hero h1{
  font-size:44px;line-height:52px;font-weight:700;
  color:var(--brand-900);
  margin:16px 0 18px;
  max-width:820px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:20px;
  font-size:14px;color:var(--muted);
  margin-bottom:18px;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--brand-600);font-size:13px;}
.article-lead{
  max-width:820px;
  font-size:16px;line-height:28px;color:var(--muted);
  border-left:3px solid var(--brand-100);
  padding-left:16px;
}

/* ---------- 正文 ---------- */
.article-main{padding:48px 0 64px;}
.article-shell{max-width:820px;}
.article-body{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);
  padding:40px;
  font-size:17px;
  line-height:32px;
  color:var(--text);
  overflow-wrap:break-word;
}
.article-body p{margin:0 0 1em;}
.article-body h2{
  font-size:24px;line-height:34px;font-weight:700;
  margin:36px 0 16px;
  padding-left:14px;
  border-left:4px solid var(--brand-600);
  color:var(--brand-900);
}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-size:18px;line-height:28px;font-weight:600;margin:26px 0 12px;color:var(--brand-900);}
.article-body h4{font-size:16px;line-height:26px;font-weight:600;margin:20px 0 10px;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1em;}
.article-body li{margin-bottom:8px;}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;
  background:var(--brand-100);
  border-left:4px solid var(--brand-600);
  border-radius:0 12px 12px 0;
  color:var(--brand-900);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:24px 0;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  text-align:center;font-size:13px;line-height:22px;
  color:var(--muted);margin-top:8px;
}
.article-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--accent-600);}
.article-body table{width:100%;margin:24px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 14px;text-align:left;}
.article-body th{background:var(--brand-100);font-weight:600;}
.article-body code{background:var(--brand-100);padding:2px 6px;border-radius:4px;font-size:15px;}
.article-body hr{border:none;border-top:1px solid var(--border);margin:32px 0;}
.article-body .responsive-embed{margin:24px 0;}

.empty-state{
  background:var(--surface);
  border:1px dashed var(--border);
  border-radius:var(--radius-card);
  padding:64px 24px;
  text-align:center;
}
.empty-state i{font-size:48px;color:var(--brand-600);opacity:.35;}
.empty-state h2{font-size:18px;line-height:28px;margin:18px 0 10px;color:var(--brand-900);}
.empty-state p{font-size:14px;line-height:23px;color:var(--muted);margin-bottom:22px;}

/* ---------- 返回入口 ---------- */
.article-back{margin-top:28px;}
.back-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--brand-700);
  transition:gap .2s ease,color .2s ease;
}
.back-link:hover{color:var(--accent-600);gap:14px;}

/* ---------- 相关推荐 ---------- */
.related{background:var(--surface);border-top:1px solid var(--border);padding:64px 0;}
.section-head{max-width:640px;margin-bottom:32px;}
.section-head h2{font-size:32px;line-height:40px;color:var(--brand-900);margin-bottom:10px;}
.section-head p{font-size:15px;line-height:26px;color:var(--muted);}
.related-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.related-card__thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-100);}
.related-card__thumb img{width:100%;height:100%;object-fit:cover;}
.related-card__body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1;}
.related-card__title{
  display:block;font-size:18px;line-height:26px;font-weight:600;
  color:var(--brand-900);margin:12px 0 10px;
}
.related-card__title:hover{color:var(--brand-600);}
.related-card__meta{
  margin-top:auto;font-size:13px;color:var(--muted);
  display:flex;align-items:center;gap:8px;
}

/* ---------- 官方服务提示 ---------- */
.service-strip{padding:64px 0 8px;}
.service-card{
  height:100%;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.service-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.service-card__icon{
  width:44px;height:44px;border-radius:12px;
  background:var(--brand-100);color:var(--brand-700);
  display:grid;place-items:center;font-size:18px;margin-bottom:16px;
}
.service-card h3{font-size:18px;line-height:28px;margin-bottom:10px;color:var(--brand-900);}
.service-card p{font-size:14px;line-height:24px;color:var(--muted);}

/* ---------- CTA ---------- */
.article-cta-wrap{padding:56px 0 72px;}
.article-cta{
  background:var(--brand-900);
  border-radius:var(--radius-hero);
  padding:44px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.article-cta h2{color:#fff;font-size:26px;line-height:36px;margin-bottom:10px;}
.article-cta p{color:#B7CBDC;font-size:15px;line-height:26px;max-width:560px;}
.article-cta__actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#C6D6E3;padding:64px 0 0;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand__mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:var(--accent-600);color:#fff;
  display:grid;place-items:center;font-weight:700;
}
.footer-brand__text{display:flex;flex-direction:column;line-height:1.3;font-size:16px;font-weight:600;color:#fff;}
.footer-brand__text em{font-style:normal;font-size:12px;font-weight:400;color:#8FA9BD;}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin:0 0 16px;}
.footer-col p{font-size:14px;line-height:24px;color:#9FB4C6;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:10px;font-size:14px;}
.footer-col a{color:#9FB4C6;transition:color .18s ease;}
.footer-col a:hover{color:var(--accent-600);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:#9FB4C6;}
.footer-contact i{color:var(--accent-600);margin-top:5px;}
.footer-bottom{
  margin-top:40px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:#8FA9BD;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .app-sidebar{width:220px;}
}
@media (min-width:768px){
  .app-main{margin-left:220px;}
}
@media (min-width:1200px){
  .app-main{margin-left:264px;}
}

@media (min-width:768px) and (max-width:1023px){
  .app-sidebar{width:72px;padding:20px 10px;align-items:center;}
  .sidebar-brand__text,
  .side-nav__group,
  .sidebar-foot,
  .side-nav__link span{display:none;}
  .side-nav__link{justify-content:center;padding:0;height:46px;}
  .side-nav__link i{width:auto;}
  .side-nav__link::after{
    content:attr(data-label);
    position:absolute;left:60px;top:50%;transform:translateY(-50%);
    background:var(--brand-900);color:#fff;
    font-size:12px;line-height:1;padding:7px 10px;border-radius:6px;
    white-space:nowrap;opacity:0;pointer-events:none;
    transition:opacity .18s ease;z-index:95;
  }
  .side-nav__link:hover::after{opacity:1;}
  .app-main{margin-left:72px;}
}

@media (max-width:767px){
  .topbar{display:flex;}
  .app-sidebar{
    width:280px;
    transform:translateX(-100%);
    box-shadow:var(--shadow-md);
    padding:22px 16px;
  }
  .app-sidebar.is-open{transform:translateX(0);}
  .app-main{margin-left:0;}
  .article-hero{padding:26px 0 24px;}
  .article-hero h1{font-size:32px;line-height:42px;margin:14px 0 16px;}
  .article-main{padding:32px 0 48px;}
  .article-body{padding:24px 18px;font-size:16px;line-height:30px;border-radius:14px;}
  .article-body h2{font-size:20px;line-height:30px;margin:28px 0 14px;}
  .article-body h3{font-size:17px;line-height:27px;}
  .section-head h2{font-size:26px;line-height:36px;}
  .related,.service-strip{padding:48px 0;}
  .article-cta{padding:28px 22px;border-radius:20px;}
  .article-cta h2{font-size:22px;line-height:32px;}
  .article-cta__actions{width:100%;}
  .article-cta__actions .btn{flex:1 1 100%;}
  .site-footer{padding-top:48px;}
  .footer-bottom{flex-direction:column;}
  .nav-scrim{display:block;}
}

/* roulang page: category1 */
/* =========================================================
   设计变量
   ========================================================= */
:root{
  --brand-900:#0B2A43;
  --brand-700:#145A8A;
  --brand-600:#1667A8;
  --brand-100:#E8F1F8;
  --accent-600:#F97316;
  --accent-100:#FFF3E8;
  --success-600:#2F9E6E;
  --bg:#F7FAFC;
  --surface:#FFFFFF;
  --text:#102A43;
  --muted:#5B6B7C;
  --border:#E3EAF0;
  --danger:#D64545;

  --r-hero:24px;
  --r-card:16px;
  --r-ctl:8px;
  --r-pill:999px;

  --sh-1:0 6px 18px rgba(16,42,67,.06);
  --sh-2:0 14px 32px rgba(16,42,67,.10);

  --sidebar-w:264px;
  --sec-pad:80px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
}

/* =========================================================
   基础重置
   ========================================================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:24px;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:28px;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--accent-600);}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;letter-spacing:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}
::selection{background:var(--brand-100);color:var(--brand-900);}

.app-container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 44px;
}

/* =========================================================
   侧边 App Shell
   ========================================================= */
.app-sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  z-index:70;
  width:var(--sidebar-w);
  background:var(--brand-900);
  color:#DCE8F2;
  display:flex;
  flex-direction:column;
  padding:22px 16px 20px;
  transition:transform .28s ease;
  overflow:visible;
}
.sidebar-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  min-height:44px;
}
.brand{
  display:flex;
  align-items:center;
  gap:11px;
  color:#fff;
  text-decoration:none;
  min-width:0;
}
.brand:hover{color:#fff;}
.brand__mark{
  flex:0 0 38px;
  width:38px;height:38px;
  border-radius:11px;
  background:var(--accent-600);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:18px;
  font-weight:700;
  letter-spacing:0;
}
.brand__text{
  display:flex;
  flex-direction:column;
  font-size:15px;
  font-weight:600;
  line-height:1.25;
  color:#fff;
  min-width:0;
}
.brand__text em{
  font-style:normal;
  font-size:11px;
  font-weight:400;
  color:#8FA9BE;
  letter-spacing:.4px;
  margin-top:3px;
}
.sidebar-close{
  display:none;
  width:34px;height:34px;
  border-radius:9px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
  color:#DCE8F2;
  place-items:center;
  font-size:15px;
  cursor:pointer;
  transition:background .18s,color .18s;
}
.sidebar-close:hover{background:rgba(255,255,255,.16);color:#fff;}

.side-nav{margin-top:28px;flex:1 1 auto;}
.side-nav__group{
  font-size:11px;
  letter-spacing:2.4px;
  color:#6E879B;
  margin:0 0 10px 12px;
}
.side-nav ul{display:flex;flex-direction:column;gap:4px;}
.side-nav__link{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  padding:11px 12px;
  border-radius:10px;
  color:#C7D6E3;
  font-size:15px;
  line-height:22px;
  transition:background .18s ease,color .18s ease;
  white-space:nowrap;
}
.side-nav__link i{flex:0 0 18px;width:18px;text-align:center;font-size:15px;}
.side-nav__link:hover{background:rgba(255,255,255,.08);color:#fff;}
.side-nav__link:focus-visible{outline:2px solid var(--accent-600);outline-offset:2px;}
.side-nav__link.is-active{
  background:rgba(255,255,255,.13);
  color:#fff;
  font-weight:600;
}
.side-nav__link.is-active::before{
  content:"";
  position:absolute;
  left:-16px;
  top:50%;
  transform:translateY(-50%);
  width:3px;
  height:22px;
  border-radius:0 3px 3px 0;
  background:var(--accent-600);
}

.sidebar-foot{
  margin-top:20px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.12);
}
.official-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  line-height:18px;
  color:#9FE3C4;
  background:rgba(47,158,110,.16);
  border:1px solid rgba(47,158,110,.32);
  padding:4px 10px;
  border-radius:var(--r-pill);
  margin-bottom:12px;
}
.sidebar-note{
  font-size:11.5px;
  line-height:1.7;
  color:#7C93A8;
  margin:12px 0 0;
}

/* =========================================================
   移动端顶部栏 / 遮罩
   ========================================================= */
.mobile-bar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:60px;
  z-index:62;
  background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:0 2px 10px rgba(16,42,67,.05);
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:0 14px;
}
.mobile-bar__toggle{
  width:40px;height:40px;
  flex:0 0 40px;
  border-radius:10px;
  border:1px solid var(--border);
  background:#fff;
  color:var(--text);
  display:grid;
  place-items:center;
  font-size:16px;
  cursor:pointer;
  transition:background .18s,border-color .18s;
}
.mobile-bar__toggle:hover{background:var(--brand-100);border-color:var(--brand-100);}
.mobile-brand{
  font-size:14.5px;
  font-weight:700;
  color:var(--brand-900);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  max-width:56vw;
}
.mobile-bar__cta{
  flex:0 0 auto;
  padding:9px 14px;
  border-radius:var(--r-ctl);
  background:var(--accent-600);
  color:#fff;
  font-size:13.5px;
  font-weight:600;
  transition:background .18s;
}
.mobile-bar__cta:hover{background:#e2650c;color:#fff;}
.sidebar-mask{
  position:fixed;
  inset:0;
  background:rgba(11,42,67,.52);
  opacity:0;
  visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:66;
}
.sidebar-mask.is-visible{opacity:1;visibility:visible;}

/* =========================================================
   主内容
   ========================================================= */
.app-main{
  margin-left:var(--sidebar-w);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
.app-main > main{flex:1 1 auto;}

/* =========================================================
   面包屑 / Hero
   ========================================================= */
.crumb-bar{padding:24px 0 0;}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  line-height:22px;
  color:var(--muted);
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:#A9B8C6;}
.breadcrumb .is-current{color:var(--brand-600);font-weight:600;}

.hero-wrap{padding:20px 0 0;}
.page-hero{
  position:relative;
  border-radius:var(--r-hero);
  overflow:hidden;
  padding:54px 48px 48px;
  color:#fff;
  background-image:
    linear-gradient(115deg, rgba(11,42,67,.94) 0%, rgba(11,42,67,.78) 55%, rgba(20,90,138,.68) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  box-shadow:var(--sh-2);
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12.5px;
  line-height:18px;
  letter-spacing:.6px;
  color:#FFD8B8;
  background:rgba(249,115,22,.18);
  border:1px solid rgba(249,115,22,.42);
  padding:5px 13px;
  border-radius:var(--r-pill);
}
.page-hero h1{
  font-size:44px;
  line-height:52px;
  font-weight:700;
  color:#fff;
  margin:20px 0 16px;
  max-width:860px;
}
.hero-sub{
  font-size:17px;
  line-height:30px;
  color:#D3E2EF;
  max-width:780px;
  margin:0 0 28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:14px 30px;
  margin:30px 0 0;
  padding:22px 0 0;
  border-top:1px solid rgba(255,255,255,.16);
  font-size:14px;
  line-height:22px;
  color:#BBD0E1;
}
.hero-meta li{display:flex;align-items:center;gap:8px;}
.hero-meta i{color:var(--accent-600);}

/* =========================================================
   按钮
   ========================================================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:12px 22px;
  border-radius:var(--r-ctl);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  cursor:pointer;
  text-decoration:none;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;}
.btn-accent{background:var(--accent-600);color:#fff;}
.btn-accent:hover{background:#e2650c;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(249,115,22,.28);}
.btn-accent:active{transform:translateY(0);box-shadow:none;}
.btn-primary{background:var(--brand-600);color:#fff;}
.btn-primary:hover{background:#135a94;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(22,103,168,.24);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;border-color:var(--brand-600);color:var(--brand-600);}
.btn-ghost:hover{background:var(--brand-100);color:var(--brand-700);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;transform:translateY(-1px);}
.btn-outline:active{transform:translateY(0);}
.btn-sm{min-height:38px;padding:9px 16px;font-size:14px;}
.btn-block{width:100%;}

/* =========================================================
   板块
   ========================================================= */
.section{padding:var(--sec-pad) 0;}
.section--alt{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:36px;
}
.eyebrow{
  font-size:13px;
  font-weight:600;
  letter-spacing:1.6px;
  color:var(--accent-600);
  margin:0 0 8px;
}
.section-head h2{
  font-size:32px;
  line-height:40px;
  font-weight:700;
}
.section-lead{
  font-size:15px;
  line-height:26px;
  color:var(--muted);
  max-width:720px;
  margin-top:12px;
}

/* 筛选 chips */
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;
  align-items:center;
  padding:8px 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--border);
  background:#fff;
  color:var(--muted);
  font-size:14px;
  line-height:20px;
  transition:background .18s,border-color .18s,color .18s;
}
.chip:hover{border-color:var(--brand-600);color:var(--brand-600);}
.chip.is-active{background:var(--brand-600);border-color:var(--brand-600);color:#fff;font-weight:600;}

/* =========================================================
   公告卡片
   ========================================================= */
.notice-card{
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.notice-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-2);
  border-color:#D3E0EB;
}
.notice-card__media{
  position:relative;
  aspect-ratio:16 / 9;
  overflow:hidden;
  background:var(--brand-100);
}
.notice-card__media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .45s ease;
}
.notice-card:hover .notice-card__media img{transform:scale(1.04);}
.notice-card__body{
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1 1 auto;
  padding:22px 22px 22px;
}
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:600;
  line-height:24px;
  background:var(--brand-100);
  color:var(--brand-700);
  white-space:nowrap;
}
.badge--accent{background:var(--accent-100);color:#B45309;}
.badge--green{background:rgba(47,158,110,.14);color:#20734F;}
.notice-card__title{
  font-size:20px;
  line-height:28px;
  font-weight:600;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.notice-card__title a{color:var(--text);}
.notice-card__title a:hover{color:var(--brand-600);}
.notice-card__excerpt{
  font-size:14.5px;
  line-height:25px;
  color:var(--muted);
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.notice-card__foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:15px;
  border-top:1px solid var(--border);
  font-size:13.5px;
  line-height:20px;
  color:var(--muted);
}
.notice-card__date{font-variant-numeric:tabular-nums;}
.read-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand-600);
  font-weight:600;
  font-size:14px;
  transition:gap .18s ease,color .18s ease;
}
.read-more:hover{color:var(--accent-600);gap:10px;}
.read-more i{font-size:12px;}

/* =========================================================
   推荐阅读列表
   ========================================================= */
.reading-list{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.reading-item{
  display:flex;
  align-items:center;
  gap:18px;
  padding:20px 24px;
  border-bottom:1px solid var(--border);
  color:var(--text);
  transition:background .18s ease,padding-left .18s ease;
}
.reading-item:last-child{border-bottom:0;}
.reading-item:hover{background:var(--brand-100);padding-left:30px;color:var(--text);}
.reading-item__num{
  flex:0 0 40px;
  font-size:15px;
  font-weight:700;
  color:var(--brand-600);
  font-variant-numeric:tabular-nums;
  letter-spacing:.5px;
}
.reading-item__main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:4px;}
.reading-item__main strong{
  font-size:16px;
  line-height:24px;
  font-weight:600;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.reading-item__main em{
  font-style:normal;
  font-size:13.5px;
  line-height:20px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.reading-item > i{color:var(--brand-600);font-size:13px;transition:transform .18s ease;}
.reading-item:hover > i{transform:translateX(3px);}

/* =========================================================
   流程
   ========================================================= */
.flow-list{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:30px;
  position:relative;
  padding-top:6px;
}
.flow-list::before{
  content:"";
  position:absolute;
  left:0;right:0;top:20px;
  height:2px;
  background:var(--brand-100);
}
.flow-item{position:relative;padding-top:56px;}
.flow-item__dot{
  position:absolute;
  top:8px;left:0;
  width:26px;height:26px;
  border-radius:50%;
  background:var(--brand-600);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:13px;
  font-weight:700;
  box-shadow:0 0 0 6px var(--bg);
}
.flow-item h3{
  font-size:19px;
  line-height:27px;
  font-weight:600;
  margin:0 0 8px;
}
.flow-item p{
  font-size:14.5px;
  line-height:25px;
  color:var(--muted);
}

/* =========================================================
   订阅 CTA
   ========================================================= */
.cta-panel{
  position:relative;
  border-radius:var(--r-hero);
  overflow:hidden;
  padding:52px 48px;
  color:#fff;
  background-image:
    linear-gradient(115deg, rgba(11,42,67,.96) 0%, rgba(11,42,67,.86) 100%),
    url('/assets/images/backpic/back-3.webp');
  background-size:cover;
  background-position:center;
  box-shadow:var(--sh-2);
}
.cta-panel h2{font-size:32px;line-height:40px;color:#fff;margin:0 0 14px;}
.cta-panel p{font-size:15.5px;line-height:28px;color:#C8DAE9;max-width:560px;}
.cta-points{margin:22px 0 0;display:flex;flex-direction:column;gap:10px;}
.cta-points li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14.5px;
  line-height:24px;
  color:#C8DAE9;
}
.cta-points i{color:var(--success-600);margin-top:5px;font-size:13px;}

.notice-form{
  background:#fff;
  border-radius:var(--r-card);
  padding:26px 26px 24px;
  box-shadow:0 20px 44px rgba(4,20,33,.24);
}
.field{margin-bottom:16px;}
.field:last-of-type{margin-bottom:18px;}
.field label{
  display:block;
  font-size:13.5px;
  font-weight:600;
  line-height:20px;
  color:var(--text);
  margin-bottom:7px;
}
.field input[type="email"],
.field input[type="text"],
.field select{
  width:100%;
  height:44px;
  padding:0 14px;
  border:1px solid var(--border);
  border-radius:var(--r-ctl);
  font-size:15px;
  color:var(--text);
  background:#fff;
  appearance:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath fill='%235B6B7C' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  background-size:12px 8px;
  padding-right:38px;
}
.field input:focus,.field select:focus{
  border-color:var(--brand-600);
  box-shadow:0 0 0 3px rgba(22,103,168,.15);
  outline:none;
}
.field--check{display:flex;align-items:flex-start;gap:10px;}
.field--check input[type="checkbox"]{
  width:18px;height:18px;
  flex:0 0 18px;
  margin-top:2px;
  accent-color:var(--brand-600);
}
.field--check label{
  margin:0;
  font-weight:400;
  font-size:13.5px;
  line-height:22px;
  color:var(--muted);
}
.form-note{
  font-size:12.5px;
  line-height:20px;
  color:var(--muted);
  margin-top:12px;
}

/* =========================================================
   FAQ
   ========================================================= */
.faq-accordion{
  background:transparent;
  border:0;
  max-width:900px;
}
.faq-accordion .accordion-item{
  background:transparent;
  border:0;
  border-top:1px solid var(--border);
}
.faq-accordion .accordion-item:last-child{border-bottom:1px solid var(--border);}
.faq-accordion .accordion-title{
  position:relative;
  display:block;
  padding:22px 52px 22px 0;
  background:transparent;
  border:0;
  font-size:16px;
  line-height:24px;
  font-weight:600;
  color:var(--text);
  transition:color .18s ease;
}
.faq-accordion .accordion-title:hover,
.faq-accordion .accordion-title:focus{
  background:transparent;
  color:var(--brand-600);
  outline:none;
}
.faq-accordion .accordion-title::after{
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  right:6px;
  top:24px;
  font-size:13px;
  color:var(--brand-600);
  transition:transform .2s ease,color .2s ease;
}
.faq-accordion .accordion-item.is-active .accordion-title{color:var(--brand-700);}
.faq-accordion .accordion-item.is-active .accordion-title::after{
  content:"\f068";
  color:var(--accent-600);
}
.faq-accordion .accordion-content{
  background:transparent;
  border:0;
  padding:0 52px 22px 0;
  color:var(--muted);
  font-size:15px;
  line-height:26px;
}
.faq-accordion .accordion-content p{margin:0;}

/* =========================================================
   页脚
   ========================================================= */
.site-footer{
  background:var(--brand-900);
  color:#B9CBDB;
  padding:64px 0 26px;
  margin-top:auto;
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:#fff;
  letter-spacing:.5px;
  margin:0 0 16px;
}
.site-footer ul li{
  margin-bottom:10px;
  font-size:14px;
  line-height:22px;
}
.site-footer a{color:#B9CBDB;}
.site-footer a:hover{color:var(--accent-600);}
.footer-brand{
  display:flex;
  align-items:center;
  gap:11px;
  margin-bottom:16px;
}
.footer-brand__mark{
  flex:0 0 34px;
  width:34px;height:34px;
  border-radius:10px;
  background:var(--accent-600);
  color:#fff;
  display:grid;
  place-items:center;
  font-weight:700;
  font-size:16px;
}
.footer-brand__text{
  display:flex;
  flex-direction:column;
  font-size:15px;
  font-weight:600;
  line-height:1.3;
  color:#fff;
}
.footer-brand__text em{
  font-style:normal;
  font-size:11.5px;
  font-weight:400;
  color:#8FA9BE;
  margin-top:3px;
}
.footer-col > p{font-size:14px;line-height:24px;color:#93A9BC;}
.footer-contact li{display:flex;gap:9px;align-items:flex-start;}
.footer-contact i{color:var(--accent-600);margin-top:4px;font-size:13px;}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px 20px;
  font-size:13px;
  line-height:20px;
  color:#8FA9BE;
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1199px){
  .app-sidebar{width:220px;padding:20px 14px 18px;}
  .app-main{margin-left:220px;}
  .page-hero{padding:46px 36px 40px;}
  .page-hero h1{font-size:38px;line-height:46px;}
  .app-container{padding:0 36px;}
}

@media (max-width:1023px) and (min-width:768px){
  .app-sidebar{
    width:72px;
    padding:18px 10px;
    align-items:center;
  }
  .brand{justify-content:center;}
  .brand__text{display:none;}
  .side-nav{width:100%;margin-top:22px;}
  .side-nav__group{display:none;}
  .side-nav__link{justify-content:center;padding:12px 0;gap:0;}
  .side-nav__link span{display:none;}
  .side-nav__link.is-active::before{left:-10px;}
  .side-nav__link::after{
    content:attr(data-label);
    position:absolute;
    left:64px;
    top:50%;
    transform:translateY(-50%) translateX(-6px);
    background:#102A43;
    color:#fff;
    font-size:13px;
    font-weight:500;
    line-height:18px;
    padding:6px 11px;
    border-radius:8px;
    white-space:nowrap;
    opacity:0;
    pointer-events:none;
    transition:opacity .16s ease,transform .16s ease;
    box-shadow:0 8px 20px rgba(0,0,0,.2);
    z-index:99;
  }
  .side-nav__link:hover::after{opacity:1;transform:translateY(-50%) translateX(0);}
  .sidebar-foot{width:100%;display:flex;justify-content:center;border-top:1px solid rgba(255,255,255,.12);padding-top:14px;}
  .official-badge,
  .sidebar-foot .btn,
  .sidebar-note{display:none;}
  .app-main{margin-left:72px;}
  .app-container{padding:0 28px;}
}

@media (max-width:767px){
  .app-sidebar{
    width:280px;
    transform:translateX(-100%);
    box-shadow:0 0 44px rgba(0,0,0,.36);
    padding:20px 16px;
  }
  .app-sidebar.is-open{transform:translateX(0);}
  .sidebar-close{display:grid;}
  .app-main{margin-left:0;padding-top:60px;}
  .mobile-bar{display:flex;}
  .app-container{padding:0 22px;}
  .crumb-bar{padding:18px 0 0;}
  .hero-wrap{padding:14px 0 0;}
  .page-hero{
    padding:32px 22px 30px;
    border-radius:18px;
  }
  .page-hero h1{font-size:32px;line-height:42px;margin:16px 0 12px;}
  .hero-sub{font-size:15.5px;line-height:27px;margin-bottom:22px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{width:100%;}
  .hero-meta{gap:10px 18px;font-size:13.5px;padding:18px 0 0;margin:22px 0 0;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:24px;gap:16px;}
  .section-head h2{font-size:26px;line-height:34px;}
  .notice-card__body{padding:18px 18px 20px;}
  .notice-card__title{font-size:18px;line-height:26px;}
  .reading-item{padding:16px 18px;gap:12px;}
  .reading-item:hover{padding-left:22px;}
  .reading-item__num{flex:0 0 30px;font-size:14px;}
  .reading-item__main strong{font-size:15px;white-space:normal;}
  .flow-list{grid-template-columns:1fr;gap:26px;}
  .flow-list::before{display:none;}
  .flow-item{padding-top:0;padding-left:44px;}
  .flow-item__dot{top:0;box-shadow:0 0 0 0 transparent;}
  .cta-panel{padding:32px 22px;border-radius:18px;}
  .cta-panel h2{font-size:26px;line-height:34px;}
  .notice-form{padding:20px 18px;}
  .faq-accordion .accordion-title{padding:18px 40px 18px 0;font-size:15.5px;line-height:23px;}
  .faq-accordion .accordion-title::after{top:20px;right:2px;}
  .faq-accordion .accordion-content{padding:0 40px 18px 0;font-size:14.5px;line-height:25px;}
  .site-footer{padding:44px 0 22px;}
  .footer-bottom{margin-top:26px;font-size:12.5px;}
}

@media (max-width:520px){
  .app-container{padding:0 16px;}
  .page-hero h1{font-size:28px;line-height:38px;}
  .hero-meta{flex-direction:column;align-items:flex-start;gap:8px;}
  .chips{gap:8px;}
  .chip{padding:7px 13px;font-size:13px;}
}

/* roulang page: category2 */
:root{
  --brand-900:#0B2A43;
  --brand-700:#145A8A;
  --brand-600:#1667A8;
  --brand-100:#E8F1F8;
  --accent-600:#F97316;
  --accent-700:#E2660C;
  --accent-100:#FFF3E8;
  --success-600:#2F9E6E;
  --bg:#F7FAFC;
  --surface:#FFFFFF;
  --text:#102A43;
  --muted:#5B6B7C;
  --border:#E3EAF0;
  --danger:#D64545;
  --radius-hero:24px;
  --radius-card:16px;
  --radius-btn:8px;
  --shadow-sm:0 6px 18px rgba(16,42,67,.06);
  --shadow-md:0 14px 32px rgba(16,42,67,.10);
  --shell-w:264px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--accent-600)}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--text);line-height:1.28;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
input,select,textarea{font-family:inherit}
::selection{background:var(--brand-600);color:#fff}

.app-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- 左侧 App Shell ---------- */
.off-canvas-wrapper{overflow:visible}
.off-canvas{width:280px;background:var(--brand-900);color:#fff}
.off-canvas.position-left{background:var(--brand-900)}
@media (min-width:768px){.off-canvas{display:none !important}}

.side-shell{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--shell-w);
  background:var(--brand-900);
  color:#fff;
  display:flex;
  flex-direction:column;
  padding:26px 18px 22px;
  overflow-y:auto;
  z-index:40;
}
.side-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:28px}
.side-brand:hover{color:#fff}
.side-brand__mark{
  flex:0 0 auto;width:38px;height:38px;border-radius:11px;
  background:linear-gradient(150deg,var(--accent-600),#f9a25e);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;color:#fff;
}
.side-brand__text{display:flex;flex-direction:column;font-size:15px;font-weight:700;line-height:1.35}
.side-brand__text em{font-style:normal;font-size:12px;font-weight:400;color:rgba(255,255,255,.6);letter-spacing:.05em}

.side-nav__group{
  font-size:12px;letter-spacing:.14em;color:rgba(255,255,255,.45);
  margin:0 0 10px 12px;
}
.side-nav__item + .side-nav__item{margin-top:4px}
.side-nav__link{
  position:relative;
  display:flex;align-items:center;gap:12px;
  padding:11px 14px;border-radius:10px;
  font-size:15px;color:rgba(255,255,255,.78);
  transition:background .18s ease,color .18s ease;
}
.side-nav__link i{width:18px;text-align:center;font-size:15px;opacity:.9}
.side-nav__link:hover{background:rgba(255,255,255,.08);color:#fff}
.side-nav__link.is-active{background:rgba(255,255,255,.13);color:#fff;font-weight:600}
.side-nav__link.is-active::before{
  content:"";position:absolute;left:-18px;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--accent-600);
}
.side-nav__link:focus-visible{outline:2px solid var(--accent-600);outline-offset:2px}

.side-shell__foot{margin-top:auto;padding-top:24px;display:flex;flex-direction:column;gap:12px}
.side-shell__note{margin:4px 0 0;font-size:12px;color:rgba(255,255,255,.5);line-height:1.6}
.badge--official{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  height:24px;padding:0 10px;border-radius:999px;
  background:rgba(47,158,110,.18);color:#7FE0B6;font-size:12px;
}

@media (max-width:1199px){:root{--shell-w:220px}}
@media (max-width:1023px){
  :root{--shell-w:72px}
  .side-shell{padding:22px 10px 18px;align-items:center}
  .side-brand__text,.side-nav__group,.side-shell__note,.side-shell__foot .badge--official{display:none}
  .side-nav__link span{display:none}
  .side-nav__link{justify-content:center;padding:12px 0;width:48px}
  .side-nav__link.is-active::before{left:-12px}
  .side-nav__link::after{
    content:attr(data-label);
    position:absolute;left:calc(100% + 12px);top:50%;transform:translateY(-50%) scale(.96);
    background:var(--brand-900);color:#fff;font-size:12px;white-space:nowrap;
    padding:5px 10px;border-radius:6px;box-shadow:var(--shadow-md);
    opacity:0;pointer-events:none;transition:opacity .16s ease,transform .16s ease;z-index:60;
  }
  .side-nav__link:hover::after{opacity:1;transform:translateY(-50%) scale(1)}
  .side-shell__foot .btn{width:48px;height:42px;padding:0;font-size:0}
  .side-shell__foot .btn i{font-size:16px}
}

/* ---------- 移动端顶部栏 ---------- */
.mobile-bar{display:none}
@media (max-width:767px){
  .mobile-bar{
    display:flex;align-items:center;gap:12px;
    position:sticky;top:0;z-index:35;
    background:var(--brand-900);color:#fff;
    padding:10px 16px;
    box-shadow:0 6px 18px rgba(11,42,67,.18);
  }
  .mobile-bar__toggle{
    width:40px;height:40px;border-radius:9px;
    background:rgba(255,255,255,.1);color:#fff;
    display:flex;align-items:center;justify-content:center;font-size:17px;
    flex:0 0 auto;
  }
  .mobile-bar__toggle:active{background:rgba(255,255,255,.2)}
  .mobile-bar__logo{
    flex:1 1 auto;color:#fff;font-size:14px;font-weight:700;line-height:1.25;
    display:flex;flex-direction:column;
  }
  .mobile-bar__logo em{font-style:normal;font-size:11px;font-weight:400;color:rgba(255,255,255,.62)}
  .mobile-bar__cta{
    flex:0 0 auto;height:36px;padding:0 16px;border-radius:8px;
    background:var(--accent-600);color:#fff;font-size:14px;font-weight:600;
    display:inline-flex;align-items:center;
  }
  .mobile-bar__cta:hover{color:#fff;background:var(--accent-700)}
}

/* ---------- 抽屉 ---------- */
.drawer-head{display:flex;align-items:center;gap:10px;padding:20px 18px 16px;border-bottom:1px solid rgba(255,255,255,.1)}
.drawer-head__text{font-size:15px;font-weight:700;color:#fff;flex:1}
.drawer-close{width:34px;height:34px;border-radius:8px;background:rgba(255,255,255,.1);color:#fff;display:flex;align-items:center;justify-content:center}
.drawer-body{padding:18px}
.drawer-body .side-nav__group{margin-left:6px}
.drawer-nav__item + .drawer-nav__item{margin-top:4px}
.drawer-nav__link{
  display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:10px;
  color:rgba(255,255,255,.82);font-size:15px;
}
.drawer-nav__link i{width:18px;text-align:center}
.drawer-nav__link.is-active{background:rgba(255,255,255,.13);color:#fff;font-weight:600}
.drawer-cta{margin-top:20px}
.drawer-note{margin-top:18px;font-size:12px;color:rgba(255,255,255,.5);line-height:1.6}

/* ---------- 主内容偏移 ---------- */
.app-body{margin-left:var(--shell-w);min-height:100vh;display:flex;flex-direction:column}
.app-main{flex:1 1 auto;padding-bottom:8px}
@media (max-width:767px){
  .app-body{margin-left:0}
}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  text-align:center;
}
.btn:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px}
.btn--accent{background:var(--accent-600);color:#fff;box-shadow:0 6px 18px rgba(249,115,22,.26)}
.btn--accent:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(249,115,22,.32)}
.btn--accent:active{transform:translateY(0);box-shadow:0 4px 12px rgba(249,115,22,.24)}
.btn--primary{background:var(--brand-600);color:#fff;box-shadow:0 6px 18px rgba(22,103,168,.22)}
.btn--primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn--outline{background:transparent;color:var(--brand-700);border-color:rgba(22,103,168,.5)}
.btn--outline:hover{background:var(--brand-100);color:var(--brand-700);transform:translateY(-1px)}
.btn--ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42)}
.btn--ghost:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px)}
.btn--block{width:100%}
.btn--sm{height:38px;padding:0 16px;font-size:14px}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge--accent{background:var(--accent-100);color:var(--accent-700)}
.badge--brand{background:var(--brand-100);color:var(--brand-700)}
.badge--success{background:rgba(47,158,110,.12);color:var(--success-600)}
.badge--light{background:rgba(255,255,255,.16);color:#fff}

.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--accent-600)}
.crumbs .is-current{color:var(--brand-600);font-weight:600}
.crumbs i{font-size:10px;opacity:.6}

.section{padding:80px 0}
.section--tight{padding:48px 0}
.section--surface{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section__head{max-width:760px;margin-bottom:40px}
.eyebrow{
  font-size:13px;letter-spacing:.16em;font-weight:600;color:var(--brand-600);
  text-transform:none;margin-bottom:12px;
}
.section__head h2{font-size:32px;line-height:1.25;margin-bottom:14px}
.section__head p{font-size:16px;color:var(--muted);line-height:1.8}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;isolation:isolate;
  border-radius:var(--radius-hero);
  margin:24px 0 0;
  min-height:520px;
  display:flex;align-items:center;
  color:#fff;
}
.hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:-2}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(108deg,rgba(11,42,67,.94) 0%,rgba(11,42,67,.86) 42%,rgba(11,42,67,.66) 100%);
}
.hero__inner{padding:72px 64px;max-width:760px;position:relative}
.hero .crumbs{color:rgba(255,255,255,.7);margin-bottom:22px}
.hero .crumbs a{color:rgba(255,255,255,.82)}
.hero .crumbs a:hover{color:#fff}
.hero .crumbs .is-current{color:#fff}
.hero h1{font-size:44px;line-height:1.2;color:#fff;margin:16px 0 18px;letter-spacing:-.02em}
.hero__sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:620px}
.hero__meta{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:26px;font-size:15px;color:rgba(255,255,255,.9)}
.hero__meta li{display:flex;align-items:center;gap:9px}
.hero__meta i{color:var(--accent-600);font-size:15px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__line{
  position:absolute;right:56px;bottom:52px;width:132px;height:4px;border-radius:4px;
  background:linear-gradient(90deg,var(--accent-600),rgba(249,115,22,0));opacity:.85;
}
@media (max-width:1023px){
  .hero{min-height:460px}
  .hero__inner{padding:56px 40px}
  .hero h1{font-size:36px}
  .hero__line{display:none}
}
@media (max-width:767px){
  .hero{min-height:440px;border-radius:18px;margin-top:16px}
  .hero__inner{padding:40px 22px}
  .hero h1{font-size:32px;line-height:1.28}
  .hero__sub{font-size:15.5px}
  .hero__actions .btn{width:100%}
}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px 24px;box-shadow:var(--shadow-sm);
}
.stat{text-align:center;padding:6px 8px}
.stat + .stat{border-left:1px solid var(--border)}
.stat__num{
  display:block;font-size:34px;font-weight:700;color:var(--brand-700);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat__num em{font-style:normal;font-size:16px;color:var(--muted);font-weight:600;margin-left:2px}
.stat__label{display:block;margin-top:8px;font-size:14px;color:var(--muted)}
@media (max-width:767px){
  .stats{grid-template-columns:repeat(2,1fr);gap:8px;padding:20px 14px}
  .stat{padding:12px 6px}
  .stat:nth-child(3){border-left:0}
  .stat__num{font-size:28px}
}

/* ---------- 时间轴 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:8px}
.steps::before{
  content:"";position:absolute;left:6%;right:6%;top:23px;height:2px;background:var(--brand-100);z-index:0;
}
.step{position:relative;padding:0 18px;z-index:1}
.step__dot{
  width:46px;height:46px;border-radius:50%;background:var(--surface);
  border:2px solid var(--brand-100);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:var(--brand-600);
  font-variant-numeric:tabular-nums;
  box-shadow:var(--shadow-sm);
}
.step--active .step__dot{background:var(--accent-600);border-color:var(--accent-600);color:#fff}
.step__time{
  display:block;margin-top:18px;font-size:14px;font-weight:600;color:var(--brand-600);
  font-variant-numeric:tabular-nums;
}
.step__card{
  margin-top:12px;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step__card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.step__card h3{font-size:18px;margin-bottom:8px}
.step__card p{font-size:14px;color:var(--muted);line-height:1.75}
.step__tag{margin-top:14px;display:inline-flex}
@media (max-width:1023px){
  .steps{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .steps::before{display:none}
}
@media (max-width:767px){
  .steps{grid-template-columns:1fr;gap:0;padding-left:22px}
  .steps::before{display:block;left:22px;right:auto;top:20px;bottom:20px;width:2px;height:auto}
  .step{padding:0 0 0 28px;margin-bottom:28px}
  .step__dot{position:absolute;left:-28px;top:0;width:40px;height:40px;font-size:14px}
  .steps::before{left:0}
  .step__time{margin-top:6px;padding-left:0}
}

/* ---------- 图文准备区 ---------- */
.prep-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:center}
.prep-media{position:relative;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm)}
.prep-media img{width:100%;height:400px;object-fit:cover}
.prep-media__plate{
  position:absolute;left:20px;bottom:20px;right:20px;
  background:rgba(11,42,67,.86);color:#fff;border-radius:12px;
  padding:14px 18px;font-size:14px;line-height:1.7;
}
.prep-list li{
  display:flex;gap:14px;padding:18px 0;border-bottom:1px dashed var(--border);
}
.prep-list li:first-child{padding-top:0}
.prep-list i{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  background:var(--brand-100);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-size:14px;margin-top:2px;
}
.prep-list h3{font-size:16px;margin-bottom:4px}
.prep-list p{font-size:14.5px;color:var(--muted);line-height:1.75}
@media (max-width:1023px){
  .prep-grid{grid-template-columns:1fr;gap:32px}
  .prep-media img{height:300px}
}

/* ---------- 票种 ---------- */
.tickets{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.ticket{
  position:relative;display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:30px 26px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.ticket:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.ticket--featured{
  border:2px solid var(--brand-600);
  background:linear-gradient(180deg,var(--brand-100) 0%,var(--surface) 42%);
  transform:scale(1.03);
}
.ticket--featured:hover{transform:scale(1.03) translateY(-3px)}
.ticket__flag{
  position:absolute;top:-13px;left:26px;
  height:26px;padding:0 12px;border-radius:999px;
  background:var(--accent-600);color:#fff;font-size:12px;font-weight:600;
  display:inline-flex;align-items:center;box-shadow:0 6px 14px rgba(249,115,22,.3);
}
.ticket h3{font-size:20px;margin-bottom:6px}
.ticket__for{font-size:14px;color:var(--muted);line-height:1.7;min-height:44px}
.ticket__price{
  margin:18px 0 6px;font-size:32px;font-weight:700;color:var(--accent-600);
  font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-.02em;
}
.ticket__price em{font-style:normal;font-size:14px;color:var(--muted);font-weight:500;margin-left:4px}
.ticket__list{margin:18px 0 26px;flex:1 1 auto}
.ticket__list li{display:flex;gap:10px;font-size:14.5px;color:var(--text);padding:7px 0;line-height:1.65}
.ticket__list i{color:var(--success-600);font-size:13px;margin-top:6px;flex:0 0 auto}
.ticket__list .is-off{color:var(--muted)}
.ticket__list .is-off i{color:#B9C6D2}
@media (max-width:1023px){
  .tickets{grid-template-columns:1fr;gap:22px}
  .ticket--featured{transform:none}
  .ticket--featured:hover{transform:translateY(-3px)}
}

/* ---------- 报名 ---------- */
.signup{background:var(--brand-900);color:#fff;border-radius:var(--radius-hero);padding:56px;position:relative;overflow:hidden}
.signup::before{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(249,115,22,.28) 0%,rgba(249,115,22,0) 70%);
}
.signup__grid{position:relative;display:grid;grid-template-columns:1.35fr 1fr;gap:48px}
.signup h2{color:#fff;font-size:30px;margin-bottom:12px}
.signup__lead{color:rgba(255,255,255,.78);font-size:15.5px;line-height:1.8;margin-bottom:28px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field--full{grid-column:1 / -1}
.form-field label{font-size:14px;color:rgba(255,255,255,.86);font-weight:600}
.form-field label span{color:var(--accent-600)}
.form-field input,.form-field select{
  width:100%;height:46px;padding:0 14px;margin:0;
  background:#fff;border:1px solid transparent;border-radius:var(--radius-btn);
  font-size:15px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
  appearance:none;
}
.form-field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%235B6B7C' d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:14px;
  padding-right:38px;
}
.form-field input:focus,.form-field select:focus{
  outline:none;border-color:var(--brand-600);
  box-shadow:0 0 0 3px rgba(22,103,168,.25);
}
.form-check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.82);line-height:1.7}
.form-check input{width:18px;height:18px;margin:3px 0 0;flex:0 0 auto;accent-color:var(--accent-600)}
.form-check a{color:#fff;text-decoration:underline}
.form-note{font-size:13px;color:var(--danger);min-height:20px;margin-top:4px}
.form-ok{
  display:none;margin-top:8px;padding:14px 16px;border-radius:var(--radius-btn);
  background:rgba(47,158,110,.16);border:1px solid rgba(47,158,110,.5);
  color:#9DE6C3;font-size:14px;line-height:1.7;
}
.form-ok.is-show{display:block}
.signup__aside{display:flex;flex-direction:column;gap:18px}
.side-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-card);padding:22px;
}
.side-card h3{color:#fff;font-size:17px;margin-bottom:10px}
.side-card p{font-size:14px;color:rgba(255,255,255,.74);line-height:1.8}
.side-card ul li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.8);padding:6px 0;line-height:1.7}
.side-card ul i{color:var(--accent-600);margin-top:6px;font-size:12px;flex:0 0 auto}
@media (max-width:1023px){
  .signup{padding:40px 26px;border-radius:18px}
  .signup__grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:767px){
  .form-grid{grid-template-columns:1fr}
  .signup h2{font-size:24px}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion{border:0;background:transparent}
.accordion .accordion-item{border:0;border-top:1px solid var(--border)}
.accordion .accordion-item:last-child{border-bottom:1px solid var(--border)}
.accordion .accordion-title{
  border:0;background:transparent;
  padding:22px 48px 22px 0;
  font-size:16px;font-weight:600;color:var(--text);line-height:1.6;
  transition:color .18s ease;
}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:transparent;color:var(--brand-600)}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:12px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--brand-600);margin:0;
}
.accordion .is-active > .accordion-title::before{content:"–";color:var(--accent-600)}
.accordion .accordion-content{
  border:0;background:transparent;padding:0 60px 22px 0;
  color:var(--muted);font-size:15px;line-height:1.75;
}
.accordion .accordion-content p + p{margin-top:10px}
@media (max-width:767px){
  .accordion .accordion-title{font-size:15px;padding-right:36px}
  .accordion .accordion-content{padding-right:24px}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);margin-top:80px;padding:64px 0 0}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col ul a:hover{color:var(--accent-600)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand__mark{
  width:36px;height:36px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(150deg,var(--accent-600),#f9a25e);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:17px;
}
.footer-brand__text{display:flex;flex-direction:column;font-size:15px;font-weight:700;color:#fff;line-height:1.35}
.footer-brand__text em{font-style:normal;font-size:12px;font-weight:400;color:rgba(255,255,255,.55)}
.footer-col > p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66)}
.footer-contact li{display:flex;gap:9px;font-size:14px;color:rgba(255,255,255,.72);line-height:1.7;margin-bottom:10px}
.footer-contact i{color:var(--accent-600);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:48px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}
@media (max-width:767px){
  .site-footer{padding-top:44px;margin-top:56px}
  .footer-bottom{flex-direction:column;gap:6px}
}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:26px;bottom:26px;width:46px;height:46px;border-radius:50%;
  background:var(--brand-600);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s,background .2s ease;
  z-index:45;font-size:15px;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--accent-600);transform:translateY(-2px)}
@media (max-width:767px){.to-top{right:16px;bottom:16px;width:42px;height:42px}}

/* roulang page: category3 */
:root{
  --brand-900:#0B2A43;
  --brand-700:#145A8A;
  --brand-600:#1667A8;
  --brand-100:#E8F1F8;
  --accent-600:#F97316;
  --accent-700:#E3620B;
  --accent-100:#FFF3E8;
  --success-600:#2F9E6E;
  --bg:#F7FAFC;
  --surface:#FFFFFF;
  --text:#102A43;
  --muted:#5B6B7C;
  --border:#E3EAF0;
  --danger:#D64545;
  --radius-hero:24px;
  --radius-card:16px;
  --radius-btn:8px;
  --shadow-1:0 6px 18px rgba(16,42,67,.06);
  --shadow-2:0 14px 32px rgba(16,42,67,.10);
  --nav-w:264px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--text);
  background:var(--bg);
  font-weight:400;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-700);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;}
button,input,select,textarea{font-family:inherit;font-size:inherit;line-height:inherit;}
h1,h2,h3,h4{margin:0 0 14px;font-weight:700;color:var(--brand-900);line-height:1.25;}
h1{font-size:44px;line-height:52px;}
h2{font-size:32px;line-height:40px;}
h3{font-size:22px;line-height:30px;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;}
.num{font-variant-numeric:tabular-nums;}

.app-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.app-content{margin-left:var(--nav-w);min-height:100vh;display:flex;flex-direction:column;transition:margin-left .25s ease;}

/* ------- 侧边导航 ------- */
.side-nav-wrap{
  position:fixed;top:0;left:0;bottom:0;width:var(--nav-w);
  background:var(--surface);border-right:1px solid var(--border);
  padding:24px 16px 20px;display:flex;flex-direction:column;gap:20px;
  overflow-y:auto;z-index:60;
}
.brand{display:flex;align-items:center;gap:10px;padding:0 8px 18px;border-bottom:1px solid var(--border);}
.brand__mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand-700),var(--brand-600));
  color:#fff;display:grid;place-items:center;font-size:18px;font-weight:700;
}
.brand__text{font-size:15px;font-weight:700;color:var(--brand-900);line-height:20px;}
.brand__text em{display:block;font-style:normal;font-size:12px;font-weight:400;color:var(--muted);line-height:18px;}
.side-nav{flex:1 1 auto;}
.side-nav__group{font-size:12px;color:var(--muted);margin:0 0 10px;padding:0 14px;letter-spacing:.06em;}
.side-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;}
.side-nav__link{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:11px 14px;border-radius:10px;color:var(--text);font-size:15px;
  transition:background .18s ease,color .18s ease;
}
.side-nav__link i{width:18px;text-align:center;color:var(--muted);font-size:15px;transition:color .18s ease;}
.side-nav__link:hover{background:var(--brand-100);color:var(--brand-700);}
.side-nav__link:hover i{color:var(--brand-600);}
.side-nav__link.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:600;}
.side-nav__link.is-active i{color:var(--brand-600);}
.side-nav__link.is-active::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand-600);
}
.side-nav__footer{margin-top:auto;display:flex;flex-direction:column;gap:12px;}
.side-nav__cta{
  display:block;text-align:center;padding:10px 14px;border-radius:var(--radius-btn);
  background:var(--accent-600);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 4px 12px rgba(249,115,22,.24);transition:background .18s ease,transform .18s ease;
}
.side-nav__cta:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);}
.side-nav__meta{font-size:12px;line-height:19px;color:var(--muted);padding:0 6px;margin:0;}

/* ------- 移动端顶栏 / 抽屉 ------- */
.mobile-bar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:100;
  background:var(--surface);border-bottom:1px solid var(--border);
  align-items:center;justify-content:space-between;padding:0 14px;gap:10px;
}
.mobile-bar__toggle{
  width:40px;height:40px;border:1px solid var(--border);background:var(--surface);
  border-radius:10px;color:var(--brand-900);font-size:16px;cursor:pointer;
  display:grid;place-items:center;transition:background .18s ease,border-color .18s ease;
}
.mobile-bar__toggle:hover{background:var(--brand-100);border-color:var(--brand-100);}
.mobile-bar__brand{font-size:14px;font-weight:700;color:var(--brand-900);line-height:17px;text-align:center;}
.mobile-bar__brand em{display:block;font-style:normal;font-size:11px;font-weight:400;color:var(--muted);}
.mobile-bar__cta{
  font-size:13px;font-weight:600;color:#fff;background:var(--accent-600);
  padding:8px 12px;border-radius:999px;white-space:nowrap;
}
.mobile-bar__cta:hover{background:var(--accent-700);color:#fff;}

.drawer-backdrop{
  position:fixed;inset:0;background:rgba(11,42,67,.46);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:280px;max-width:84vw;z-index:120;
  background:var(--surface);padding:22px 16px;overflow-y:auto;
  transform:translateX(-100%);transition:transform .28s ease;
  box-shadow:var(--shadow-2);
}
.drawer.is-open{transform:translateX(0);}
.drawer .side-nav{margin-top:6px;}
.drawer .brand{padding-right:0;}

/* ------- Hero ------- */
.page-hero{position:relative;overflow:hidden;padding:76px 0 60px;color:#fff;border-radius:0 0 var(--radius-hero) var(--radius-hero);}
.page-hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat;}
.page-hero__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(11,42,67,.94) 0%,rgba(11,42,67,.78) 55%,rgba(20,90,138,.72) 100%);
}
.page-hero__inner{position:relative;z-index:2;}
.page-hero h1{color:#fff;font-size:44px;line-height:52px;margin:16px 0 14px;max-width:880px;}
.page-hero__sub{font-size:17px;line-height:30px;color:rgba(255,255,255,.86);max-width:720px;margin-bottom:26px;}

.breadcrumb{list-style:none;display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:rgba(255,255,255,.72);padding:0;margin:0;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li::after{content:"›";color:rgba(255,255,255,.45);}
.breadcrumb li:last-child::after{display:none;}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .is-current{color:#fff;font-weight:600;}

.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:2px 10px;
  border-radius:999px;font-size:12px;line-height:18px;font-weight:600;
}
.badge--solid{background:var(--accent-600);color:#fff;}
.badge--light{background:var(--brand-100);color:var(--brand-700);}
.badge--ghost{background:rgba(255,255,255,.16);color:#fff;}
.badge--success{background:rgba(47,158,110,.12);color:var(--success-600);}

.hero-search{
  display:flex;gap:10px;background:var(--surface);border-radius:14px;
  padding:8px;max-width:620px;box-shadow:0 12px 28px rgba(11,42,67,.20);
}
.hero-search input{
  flex:1 1 auto;height:46px;border:1px solid transparent;border-radius:var(--radius-btn);
  padding:0 14px;color:var(--text);background:var(--bg);
}
.hero-search input::placeholder{color:#93A2B1;}
.hero-search input:focus{outline:none;border-color:var(--brand-600);background:#fff;box-shadow:0 0 0 3px rgba(22,103,168,.14);}
.hero-search button{
  flex:0 0 auto;height:46px;padding:0 22px;border:0;border-radius:var(--radius-btn);
  background:var(--accent-600);color:#fff;font-weight:600;cursor:pointer;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.hero-search button:hover{background:var(--accent-700);transform:translateY(-1px);box-shadow:0 10px 22px rgba(249,115,22,.28);}
.hero-search button:active{transform:translateY(0);}

.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.hero-meta__item{
  display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  border-radius:999px;padding:6px 14px;
}
.hero-meta__item i{color:#FFD9B4;}

/* ------- 锚点导航 ------- */
.anchor-bar{
  position:sticky;top:0;z-index:40;background:var(--surface);
  border-bottom:1px solid var(--border);box-shadow:var(--shadow-1);
}
.anchor-bar__inner{display:flex;gap:10px;overflow-x:auto;padding:14px 32px;scrollbar-width:thin;}
.anchor-bar__inner::-webkit-scrollbar{height:4px;}
.anchor-bar__inner::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px;}
.anchor-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border:1px solid var(--border);border-radius:999px;
  font-size:14px;color:var(--text);background:var(--surface);
  transition:all .18s ease;white-space:nowrap;
}
.anchor-chip i{color:var(--brand-600);font-size:13px;}
.anchor-chip:hover{border-color:var(--brand-600);color:var(--brand-700);background:var(--brand-100);transform:translateY(-1px);}

/* ------- 板块通用 ------- */
.section{padding:80px 0;}
.section--tight{padding:64px 0;}
.section--alt{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--brand-600);
  background:var(--brand-100);border-radius:999px;padding:4px 12px;margin-bottom:14px;
}
.section-head h2{margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16px;line-height:28px;}

/* ------- 服务概览 ------- */
.overview{margin-top:0;}
.overview-media{
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-2);
  border:1px solid var(--border);background:var(--surface);
}
.overview-media img{width:100%;height:340px;object-fit:cover;}
.promise-list{list-style:none;display:flex;flex-direction:column;gap:16px;margin:0 0 26px;padding:0;}
.promise-list li{display:flex;gap:14px;align-items:flex-start;}
.promise-list i{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--brand-100);color:var(--brand-600);font-size:14px;margin-top:2px;
}
.promise-list strong{display:block;font-size:16px;color:var(--brand-900);margin-bottom:2px;}
.promise-list span{font-size:14px;line-height:24px;color:var(--muted);}

/* ------- 按钮 ------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn--primary{background:var(--accent-600);color:#fff;box-shadow:0 6px 16px rgba(249,115,22,.24);}
.btn--primary:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn--primary:active{transform:translateY(0);}
.btn--outline{background:var(--surface);color:var(--brand-700);border-color:var(--brand-600);}
.btn--outline:hover{background:var(--brand-100);color:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-1);}
.btn--outline:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--brand-700);border-color:var(--border);}
.btn--ghost:hover{background:var(--brand-100);border-color:var(--brand-100);color:var(--brand-700);}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);border-bottom:1px solid var(--border);padding-bottom:2px;}
.btn-link:hover{color:var(--brand-700);border-color:var(--brand-600);}

/* ------- FAQ ------- */
.faq-group{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);padding:28px 30px;box-shadow:var(--shadow-1);margin-bottom:24px;scroll-margin-top:96px;}
.faq-group__head{display:flex;align-items:center;gap:12px;margin-bottom:8px;}
.faq-group__icon{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;display:grid;place-items:center;
  background:var(--brand-100);color:var(--brand-600);font-size:16px;
}
.faq-group__head h2{font-size:22px;line-height:30px;margin:0;}
.faq-group__desc{color:var(--muted);font-size:14px;line-height:24px;margin:0 0 8px;}

.faq-list{border:0;background:transparent;margin:0;padding:0;list-style:none;}
.faq-list .accordion-item{border:0;border-bottom:1px solid var(--border);background:transparent;}
.faq-list .accordion-item:last-child{border-bottom:0;}
.faq-list .accordion-title{
  position:relative;display:block;padding:18px 52px 18px 0;font-size:16px;font-weight:600;
  color:var(--text);background:transparent;border:0;line-height:26px;transition:color .18s ease;
}
.faq-list .accordion-title:hover{color:var(--brand-600);}
.faq-list .accordion-title::before{
  content:"+";position:absolute;right:12px;top:50%;transform:translateY(-50%);
  width:24px;height:24px;border-radius:50%;background:var(--brand-100);color:var(--brand-600);
  font-size:16px;font-weight:600;line-height:24px;text-align:center;
  transition:background .2s ease,color .2s ease;
}
.faq-list .accordion-item.is-active .accordion-title{color:var(--brand-700);}
.faq-list .accordion-item.is-active .accordion-title::before{content:"–";background:var(--brand-600);color:#fff;}
.faq-list .accordion-content{
  padding:0 52px 20px 0;border:0;background:transparent;
  color:var(--muted);font-size:15px;line-height:26px;
}

/* ------- 联系卡片 ------- */
.contact-card{
  height:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px 26px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.contact-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D5E3EE;}
.contact-card__icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--accent-100);color:var(--accent-600);font-size:17px;margin-bottom:16px;
}
.contact-card h3{font-size:19px;line-height:28px;margin-bottom:8px;}
.contact-card p{font-size:14px;line-height:25px;color:var(--muted);}
.contact-card__value{display:block;font-size:17px;font-weight:700;color:var(--brand-700);margin:14px 0 4px;font-variant-numeric:tabular-nums;}
.contact-card__note{font-size:13px;color:var(--muted);}

/* ------- CTA ------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-hero);
  background:linear-gradient(120deg,var(--brand-900),var(--brand-700));
  color:#fff;padding:56px 48px;display:flex;flex-wrap:wrap;gap:28px;
  align-items:center;justify-content:space-between;
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:260px;height:260px;
  border-radius:50%;background:rgba(249,115,22,.20);
}
.cta-panel__text{position:relative;z-index:2;max-width:640px;}
.cta-panel h2{color:#fff;font-size:30px;line-height:40px;margin-bottom:12px;}
.cta-panel p{color:rgba(255,255,255,.84);font-size:15px;line-height:27px;margin:0;}
.cta-panel__actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}
.cta-panel .btn--outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.cta-panel .btn--outline:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ------- 页脚 ------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:auto;}
.footer-col h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:16px;}
.footer-col p{font-size:14px;line-height:25px;color:rgba(255,255,255,.66);margin:0;}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{color:rgba(255,255,255,.72);font-size:14px;transition:color .18s ease;}
.footer-col ul a:hover{color:var(--accent-600);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand__mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand-600),var(--accent-600));color:#fff;font-size:16px;font-weight:700;
}
.footer-brand__text{font-size:15px;font-weight:700;color:#fff;line-height:20px;}
.footer-brand__text em{display:block;font-style:normal;font-size:12px;font-weight:400;color:rgba(255,255,255,.58);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:23px;}
.footer-contact i{color:var(--accent-600);margin-top:4px;}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ------- 回到顶部 ------- */
.to-top{
  position:fixed;right:24px;bottom:26px;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--border);background:var(--surface);color:var(--brand-700);
  display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow-1);z-index:90;
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease,transform .18s ease,background .18s ease;
}
.to-top.is-visible{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand-100);transform:translateY(-2px);}

/* ------- 响应式 ------- */
@media (max-width:1199px){
  :root{--nav-w:220px;}
  .app-container{padding:0 26px;}
  .anchor-bar__inner{padding:14px 26px;}
}

@media (max-width:1023px) and (min-width:768px){
  :root{--nav-w:72px;}
  .side-nav-wrap{padding:20px 10px;align-items:center;}
  .brand{padding:0 0 16px;justify-content:center;width:100%;}
  .brand__text{display:none;}
  .side-nav__group{display:none;}
  .side-nav{width:100%;}
  .side-nav__link{justify-content:center;padding:13px 0;gap:0;}
  .side-nav__link span{display:none;}
  .side-nav__link i{width:auto;font-size:17px;}
  .side-nav__link::after{
    content:attr(data-label);position:absolute;left:calc(100% + 10px);top:50%;
    transform:translateY(-50%);background:var(--brand-900);color:#fff;font-size:12px;
    padding:5px 10px;border-radius:6px;white-space:nowrap;opacity:0;visibility:hidden;
    transition:opacity .18s ease;pointer-events:none;z-index:80;font-weight:500;
  }
  .side-nav__link:hover::after{opacity:1;visibility:visible;}
  .side-nav__cta{padding:10px 0;font-size:0;width:100%;}
  .side-nav__cta::before{content:"\f0e0";font-family:"Font Awesome 6 Free";font-weight:900;font-size:15px;}
  .side-nav__meta{display:none;}
  .page-hero h1{font-size:36px;line-height:46px;}
  .section{padding:64px 0;}
  .cta-panel{padding:44px 32px;}
}

@media (max-width:767px){
  .mobile-bar{display:flex;}
  .side-nav-wrap{display:none;}
  .app-content{margin-left:0;padding-top:60px;}
  .app-container{padding:0 18px;}
  .anchor-bar{top:60px;}
  .anchor-bar__inner{padding:12px 18px;}
  .page-hero{padding:44px 0 46px;border-radius:0 0 18px 18px;}
  .page-hero h1{font-size:30px;line-height:40px;margin:14px 0 12px;}
  .page-hero__sub{font-size:15px;line-height:26px;margin-bottom:22px;}
  .hero-search{flex-direction:column;padding:10px;}
  .hero-search input,.hero-search button{width:100%;}
  .section,.section--tight{padding:48px 0;}
  h2{font-size:24px;line-height:34px;}
  h3{font-size:19px;line-height:28px;}
  .section-head{margin-bottom:28px;}
  .faq-group{padding:22px 18px;}
  .faq-list .accordion-title{padding:16px 44px 16px 0;font-size:15px;}
  .faq-list .accordion-title::before{right:6px;width:22px;height:22px;font-size:15px;line-height:22px;}
  .faq-list .accordion-content{padding:0 44px 18px 0;font-size:14px;line-height:25px;}
  .overview-media img{height:230px;}
  .cta-panel{padding:36px 22px;border-radius:18px;}
  .cta-panel h2{font-size:23px;line-height:33px;}
  .cta-panel__actions{width:100%;}
  .cta-panel__actions .btn{width:100%;}
  .site-footer{padding:48px 0 22px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .to-top{right:16px;bottom:18px;}
}