/* roulang page: index */
:root{
  --brand:#0FA98C;
  --brand-soft:#37D3A6;
  --brand-deep:#0A8C74;
  --accent:#FF6A3D;
  --accent-soft:#FF9166;
  --ink:#0A1F1D;
  --text:#1B2A28;
  --muted:#5B6B68;
  --bg:#F5F7F5;
  --card:#FFFFFF;
  --line:#E3E9E7;
  --mist:#EAF4F1;
  --radius-card:22px;
  --radius-sm:12px;
  --radius-img:16px;
  --shadow-1:0 2px 8px rgba(10,31,29,.06);
  --shadow-2:0 12px 28px rgba(10,31,29,.12);
  --shadow-3:0 8px 20px rgba(15,169,140,.18);
  --grad-brand:linear-gradient(135deg,#0FA98C 0%,#37D3A6 100%);
  --grad-accent:linear-gradient(135deg,#FF6A3D 0%,#FF9166 100%);
  --ease:160ms cubic-bezier(.33,1,.68,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1024px){.container{padding:0 40px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.88);font-size:13px}
.topbar__in{display:flex;align-items:center;justify-content:space-between;height:36px;gap:16px}
.topbar__note{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__note .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-soft);box-shadow:0 0 0 4px rgba(55,211,166,.18);flex:0 0 auto}
.topbar__links{display:flex;align-items:center;gap:18px;flex:0 0 auto}
.topbar__links a{color:rgba(255,255,255,.78);transition:color var(--ease)}
.topbar__links a:hover{color:#fff}
.topbar__btn{border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:3px 12px;color:#fff!important}
.topbar__btn:hover{border-color:var(--brand-soft);color:var(--brand-soft)!important}
@media (max-width:767px){
  .topbar__links a:not(.topbar__btn){display:none}
  .topbar__note{font-size:12px}
}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-1)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;min-height:44px}
.brand__mark{flex:0 0 auto;width:40px;height:40px;display:block;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-3)}
.brand__text{display:flex;flex-direction:column;line-height:1.2}
.brand__text strong{font-size:16px;color:var(--ink);letter-spacing:-.01em}
.brand__text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.04em}
.nav__menu{display:none;align-items:center;gap:4px}
.nav__link{position:relative;padding:8px 12px;font-size:15px;color:var(--text);border-radius:10px;transition:color var(--ease),background var(--ease);min-height:44px;display:flex;align-items:center}
.nav__link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:999px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);opacity:.9}
.nav__link:hover{color:var(--brand-deep)}
.nav__link:hover::after{transform:scaleX(.6)}
.nav__link.is-active{color:var(--ink);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1)}
.nav__actions{display:flex;align-items:center;gap:10px}
.icon-btn{width:44px;height:44px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;color:var(--muted);transition:background var(--ease),color var(--ease)}
.icon-btn:hover{background:var(--mist);color:var(--brand-deep)}
.nav__toggle{display:inline-flex}
@media (min-width:1024px){
  .nav__menu{display:flex}
  .nav__toggle{display:none}
}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.01em;transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),border-color var(--ease),color var(--ease)}
.btn--grad{background:var(--grad-brand);color:#fff;box-shadow:var(--shadow-3)}
.btn--grad:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 14px 28px rgba(15,169,140,.26)}
.btn--grad:active{transform:translateY(0);filter:brightness(.96)}
.btn--ghost{border:1px solid var(--line);color:var(--ink);background:#fff}
.btn--ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.btn--ghost:active{transform:translateY(0)}
.btn--accent{background:var(--grad-accent);color:#fff;box-shadow:0 8px 20px rgba(255,106,61,.24)}
.btn--accent:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn--sm{min-height:40px;padding:0 18px;font-size:14px}
.btn--block{width:100%}

/* ---------- 移动抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:80;display:none}
.drawer.is-open{display:block}
.drawer__mask{position:absolute;inset:0;background:rgba(10,31,29,.4)}
.drawer__panel{position:absolute;top:0;right:0;width:min(86vw,340px);height:100%;background:#fff;padding:22px 20px 32px;overflow-y:auto;box-shadow:var(--shadow-2);animation:slideIn 220ms ease-out}
@keyframes slideIn{from{transform:translateX(18px);opacity:.6}to{transform:translateX(0);opacity:1}}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer__group{margin-bottom:22px}
.drawer__group h4{font-size:12px;letter-spacing:.12em;color:var(--muted);margin-bottom:8px;font-weight:600}
.drawer__link{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 4px;border-bottom:1px solid var(--line);font-size:15px;color:var(--text)}
.drawer__link:hover{color:var(--brand-deep)}
.drawer__link.is-active{color:var(--brand-deep);font-weight:700}
.drawer__info{font-size:13px;color:var(--muted);line-height:1.9}

/* ---------- 板块通用 ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section--tight{padding-top:0}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;flex-wrap:wrap}
.section__title{font-size:26px;line-height:1.35;color:var(--ink);font-weight:700}
@media (min-width:768px){.section__title{font-size:28px}}
.section__desc{margin-top:8px;color:var(--muted);font-size:15px;max-width:640px}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand-deep);font-size:14px;font-weight:600;min-height:44px}
.link-more i{font-style:normal;transition:transform var(--ease)}
.link-more:hover i{transform:translateX(3px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand-deep);background:rgba(15,169,140,.1);border:1px solid rgba(15,169,140,.18);border-radius:999px;padding:6px 14px;font-weight:600}

/* ---------- Hero ---------- */
.hero{padding:40px 0 12px;background:
  radial-gradient(1000px 420px at 88% -12%, rgba(55,211,166,.18), transparent 62%),
  linear-gradient(180deg,#FFFFFF 0%, #F5F7F5 100%)}
.hero__grid{display:grid;gap:32px;align-items:center}
@media (min-width:1024px){.hero__grid{grid-template-columns:1.05fr 1fr;gap:48px}}
.hero__title{margin-top:18px;font-size:32px;line-height:1.28;color:var(--ink);font-weight:800;letter-spacing:-.015em}
@media (min-width:768px){.hero__title{font-size:38px}}
@media (min-width:1024px){.hero__title{font-size:42px}}
.hero__sub{margin-top:14px;font-size:17px;color:var(--muted)}
.hero__btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero__badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.stat-badge{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 14px;box-shadow:var(--shadow-1)}
.stat-badge__icon{width:28px;height:28px;border-radius:50%;background:rgba(15,169,140,.12);display:flex;align-items:center;justify-content:center;color:var(--brand-deep);font-size:13px;flex:0 0 auto}
.stat-badge__num{font-size:18px;font-weight:800;color:var(--ink);line-height:1}
.stat-badge__unit{font-size:11px;color:var(--brand-deep);vertical-align:super;margin-left:2px}
.stat-badge__label{font-size:12px;color:var(--muted);line-height:1.3}
.hero__visual{position:relative}
.hero__card{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-2);aspect-ratio:16/10;background:var(--mist)}
.hero__card img{width:100%;height:100%;object-fit:cover}
.hero__corner{position:absolute;top:16px;right:16px;background:var(--grad-accent);color:#fff;font-size:12px;font-weight:700;padding:6px 14px;border-radius:999px;box-shadow:0 8px 20px rgba(255,106,61,.3)}
.hero__cardfoot{position:absolute;left:14px;bottom:14px;right:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:rgba(10,31,29,.62);backdrop-filter:blur(6px);color:#fff;font-size:12px;padding:10px 14px;border-radius:14px}
.hero__cardfoot span:last-child{color:#B9F3E3}

/* ---------- 快捷条 ---------- */
.quickbar{display:flex;gap:12px;overflow-x:auto;padding:4px 2px 8px;scrollbar-width:none}
.quickbar::-webkit-scrollbar{display:none}
.quick-pill{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;height:52px;padding:0 20px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);font-size:14px;font-weight:600;color:var(--ink);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease)}
.quick-pill:hover{transform:translateY(-1px);box-shadow:var(--shadow-2);border-color:rgba(15,169,140,.4)}
.quick-pill i{width:26px;height:26px;border-radius:50%;background:var(--mist);color:var(--brand-deep);display:inline-flex;align-items:center;justify-content:center;font-style:normal;font-size:13px}

/* ---------- 卡片 ---------- */
.grid-hot{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:768px){.grid-hot{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-hot{grid-template-columns:repeat(3,1fr);gap:28px}}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease)}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(15,169,140,.28)}
.card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--mist)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease-out}
.card:hover .card__media img{transform:scale(1.03)}
.card__badge{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.94);color:var(--brand-deep);font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;border:1px solid rgba(15,169,140,.2)}
.card__databadge{position:absolute;right:12px;bottom:12px;background:rgba(10,31,29,.72);color:#fff;font-size:12px;padding:5px 12px;border-radius:999px}
.card__body{padding:18px 18px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.card__title{font-size:19px;line-height:1.4;color:var(--ink);font-weight:700}
.card__desc{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__foot{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.card__spec{font-size:12px;color:var(--muted);background:var(--mist);border-radius:999px;padding:5px 12px}
.card--wide .card__media{aspect-ratio:16/9}
@media (min-width:1024px){
  .card--wide{grid-column:span 2;flex-direction:row}
  .card--wide .card__media{width:52%;aspect-ratio:auto;min-height:280px}
  .card--wide .card__body{width:48%;justify-content:center;padding:28px}
  .card--wide .card__title{font-size:22px}
}

/* ---------- 流程 ---------- */
.steps{display:grid;gap:20px;grid-template-columns:1fr;counter-reset:step}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-1)}
.step__no{width:38px;height:38px;border-radius:12px;background:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;box-shadow:var(--shadow-3)}
.step__title{margin-top:16px;font-size:19px;color:var(--ink);font-weight:700}
.step__desc{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.8}

/* ---------- 评价 ---------- */
.track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 16px;scrollbar-width:none;-ms-overflow-style:none}
.track::-webkit-scrollbar{display:none}
.review{flex:0 0 82%;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:10px}
@media (min-width:768px){.review{flex:0 0 44%}}
@media (min-width:1024px){.review{flex:0 0 29.5%}}
.review__head{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--mist);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:0 0 auto}
.review__name{font-size:15px;font-weight:700;color:var(--ink)}
.stars{color:var(--accent);font-size:13px;letter-spacing:2px}
.review__text{font-size:14px;color:var(--text);line-height:1.8}
.review__time{font-size:12px;color:var(--muted);margin-top:auto}
.track__wrap{position:relative}
.track__nav{display:none;gap:10px}
@media (min-width:1024px){.track__nav{display:flex}}
.arrow-btn{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;transition:box-shadow var(--ease),border-color var(--ease),transform var(--ease)}
.arrow-btn:hover{border-color:var(--brand);color:var(--brand-deep);box-shadow:var(--shadow-1);transform:translateY(-1px)}
.progress{position:relative;height:4px;border-radius:999px;background:var(--line);overflow:hidden;margin-top:4px}
.progress__bar{position:absolute;left:0;top:0;bottom:0;width:30%;border-radius:999px;background:var(--grad-brand);transition:width 140ms linear}
.score-badge{display:inline-flex;align-items:center;gap:10px;margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 18px;box-shadow:var(--shadow-1);font-size:13px;color:var(--muted)}
.score-badge b{color:var(--ink);font-size:17px}

/* ---------- 保障条 ---------- */
.guarantee{background:var(--mist);border-top:1px solid rgba(15,169,140,.14);border-bottom:1px solid rgba(15,169,140,.14);padding:44px 0}
.guarantee__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px 8px}
@media (min-width:1024px){.guarantee__grid{grid-template-columns:repeat(4,1fr);gap:0}}
.guarantee__item{padding:0 8px;display:flex;flex-direction:column;gap:8px}
@media (min-width:1024px){
  .guarantee__item{padding:0 26px;border-right:1px solid rgba(15,169,140,.18)}
  .guarantee__item:first-child{padding-left:0}
  .guarantee__item:last-child{border-right:0;padding-right:0}
}
.guarantee__title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:var(--ink)}
.guarantee__title i{width:26px;height:26px;border-radius:8px;background:#fff;color:var(--brand-deep);display:inline-flex;align-items:center;justify-content:center;font-style:normal;font-size:13px;box-shadow:var(--shadow-1)}
.guarantee__desc{font-size:13px;color:var(--muted);line-height:1.75}

/* ---------- CTA ---------- */
.cta-card{position:relative;overflow:hidden;border-radius:26px;background:linear-gradient(135deg,#0FA98C 0%,#37D3A6 55%,#FF9166 150%);color:#fff;padding:34px 26px;display:flex;flex-direction:column;gap:20px;box-shadow:0 18px 40px rgba(15,169,140,.24)}
@media (min-width:1024px){.cta-card{flex-direction:row;align-items:center;justify-content:space-between;padding:44px 48px}}
.cta-card::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.14) 0 2px,transparent 2px 14px);opacity:.7;pointer-events:none}
.cta-card>*{position:relative;z-index:1}
.cta-card__title{font-size:24px;font-weight:800;line-height:1.35}
.cta-card__desc{margin-top:8px;font-size:15px;color:rgba(255,255,255,.9);max-width:560px}
.cta-card .btn--ghost{background:#fff;border-color:transparent;color:var(--brand-deep)}

/* ---------- 资讯列表 ---------- */
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.chip{display:inline-flex;align-items:center;font-size:13px;padding:6px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--muted);transition:color var(--ease),border-color var(--ease)}
.chip.is-active{background:rgba(15,169,140,.1);border-color:rgba(15,169,140,.28);color:var(--brand-deep);font-weight:700}
.chip--soft{background:rgba(15,169,140,.1);border-color:transparent;color:var(--brand-deep);font-weight:600;padding:4px 12px}
.news-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr);gap:28px}}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease)}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.news-card__thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--mist)}
.news-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease-out}
.news-card:hover .news-card__thumb img{transform:scale(1.03)}
.news-card__body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card__meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted)}
.news-card__title{font-size:17px;line-height:1.5;color:var(--ink);font-weight:700}
.news-card__title a:hover{color:var(--brand-deep)}
.news-card__desc{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__more{margin-top:auto;font-size:13px;font-weight:600;color:var(--brand-deep);min-height:44px;display:inline-flex;align-items:center}
@media (min-width:1024px){
  .news-card--wide{grid-column:span 2;flex-direction:row}
  .news-card--wide .news-card__thumb{width:46%;aspect-ratio:auto;min-height:260px}
  .news-card--wide .news-card__body{width:54%;padding:26px}
  .news-card--wide .news-card__title{font-size:21px}
}
.empty-state{min-height:220px;border:1px dashed var(--line);border-radius:20px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:32px 20px;color:var(--muted)}
.empty-state__icon{width:46px;height:46px;border-radius:50%;background:var(--mist);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;font-size:18px}

/* ---------- FAQ ---------- */
.faq__grid{display:grid;gap:28px;grid-template-columns:1fr}
@media (min-width:1024px){.faq__grid{grid-template-columns:4fr 8fr;gap:48px}}
.faq__aside{align-self:start}
@media (min-width:1024px){.faq__aside{position:sticky;top:100px}}
.faq__list{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-1)}
.faq-item+.faq-item{border-top:1px solid var(--line)}
.faq-item__q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:20px 20px;font-size:16px;font-weight:600;color:var(--ink);min-height:56px;position:relative;transition:color var(--ease),background var(--ease)}
.faq-item__q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:999px;background:var(--grad-brand);opacity:0;transition:opacity var(--ease)}
.faq-item__q:hover{background:#FAFCFB;color:var(--brand-deep)}
.faq-item.is-open .faq-item__q::before{opacity:1}
.faq-item__q span.arrow{flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--mist);color:var(--brand-deep);display:inline-flex;align-items:center;justify-content:center;font-size:12px;transition:transform 200ms ease}
.faq-item.is-open .faq-item__q span.arrow{transform:rotate(180deg)}
.faq-item__a{max-height:0;overflow:hidden;transition:max-height 260ms ease}
.faq-item__a p{padding:0 20px 20px;font-size:15px;color:var(--muted);line-height:1.9}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.9);margin-top:20px}
.footer__grid{display:grid;gap:32px;padding:56px 0 40px;grid-template-columns:1fr}
@media (min-width:768px){.footer__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer__grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 44px}}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer__brand strong{font-size:16px;color:#fff}
.footer__about{font-size:14px;color:rgba(255,255,255,.72);line-height:1.85;max-width:340px}
.social{display:flex;gap:12px;margin-top:18px}
.social a{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.16);display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.8);transition:border-color var(--ease),color var(--ease),transform var(--ease)}
.social a:hover{border-color:var(--brand-soft);color:var(--brand-soft);transform:translateY(-1px)}
.footer__title{font-size:14px;color:#fff;font-weight:700;margin-bottom:14px;letter-spacing:.02em}
.footer__list li+li{margin-top:2px}
.footer__list a{display:inline-flex;align-items:center;min-height:36px;font-size:14px;color:rgba(255,255,255,.72);transition:color var(--ease)}
.footer__list a:hover{color:var(--brand-soft)}
.footer__contact{font-size:14px;color:rgba(255,255,255,.72);line-height:1.9}
.qrcode{width:96px;height:96px;border-radius:14px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;font-size:11px;color:rgba(255,255,255,.6);margin-top:14px}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0 26px;display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.55)}
.footer__bottom a{color:rgba(255,255,255,.55)}
.footer__bottom a:hover{color:var(--brand-soft)}

@media (max-width:639px){
  .hero__btns .btn{width:100%}
  .section__head{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --court:#0FA98C;
  --court-dark:#0A8A72;
  --court-light:#37D3A6;
  --court-soft:#E9F7F3;
  --track:#FF6A3D;
  --track-light:#FF9166;
  --ink:#0A1F1D;
  --body:#1B2A28;
  --muted:#5B6B68;
  --mist:#F5F7F5;
  --card:#FFFFFF;
  --line:#E3E9E7;
  --radius-card:22px;
  --radius-img:16px;
  --shadow-1:0 2px 8px rgba(10,31,29,.06);
  --shadow-2:0 12px 28px rgba(10,31,29,.12);
  --shadow-3:0 8px 20px rgba(15,169,140,.18);
  --grad-main:linear-gradient(135deg,#0FA98C,#37D3A6);
  --grad-accent:linear-gradient(135deg,#FF6A3D,#FF9166);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--mist);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
ul,ol{margin:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--court);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:768px){.container{padding-left:32px;padding-right:32px}}
@media (min-width:1024px){.container{padding-left:40px;padding-right:40px}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:rgba(255,255,255,.88);font-size:12.5px;height:36px;display:flex;align-items:center}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;white-space:nowrap;overflow:hidden}
.topbar__left{display:flex;align-items:center;gap:14px;min-width:0;overflow:hidden}
.topbar__left span{overflow:hidden;text-overflow:ellipsis}
.topbar__sep{width:1px;height:12px;background:rgba(255,255,255,.24);flex:none}
.topbar__right{display:flex;align-items:center;gap:16px;flex:none}
.topbar__link{color:rgba(255,255,255,.8);transition:color .15s ease}
.topbar__link:hover{color:#fff}
.topbar__btn{border:1px solid rgba(255,255,255,.38);border-radius:999px;padding:2px 12px;font-size:12px;color:#fff;line-height:1.6;transition:background .15s ease,border-color .15s ease}
.topbar__btn:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6)}
@media (max-width:767px){
  .topbar__right .topbar__link{display:none}
  .topbar__left span.topbar__tip{display:none}
}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand__mark{display:block;line-height:0;border-radius:12px;box-shadow:0 6px 14px rgba(15,169,140,.22)}
.brand__text{display:flex;flex-direction:column;line-height:1.12}
.brand__name{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.brand__sub{font-size:11.5px;color:var(--muted);letter-spacing:.02em}
.nav__menu{display:none;align-items:center;gap:2px}
@media (min-width:1024px){.nav__menu{display:flex}}
.nav__link{position:relative;padding:9px 14px;font-size:15px;font-weight:500;color:var(--muted);border-radius:10px;transition:color .15s ease}
.nav__link::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px;background:var(--grad-main);transform:scaleX(0);transform-origin:left;transition:transform .18s ease}
.nav__link:hover{color:var(--ink)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--ink);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1)}
.nav__actions{display:flex;align-items:center;gap:10px;flex:none}
.icon-btn{width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line);background:#fff;border-radius:999px;color:var(--ink);transition:border-color .16s ease,color .16s ease,transform .16s ease}
.icon-btn:hover{border-color:var(--court);color:var(--court-dark);transform:translateY(-1px)}
.nav__cta{display:none}
@media (min-width:768px){.nav__cta{display:inline-flex}}
.nav__toggle{display:grid}
@media (min-width:1024px){.nav__toggle{display:none}}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;height:46px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;border:1px solid transparent;white-space:nowrap;transition:transform .16s ease-out,box-shadow .16s ease-out,filter .16s ease-out,border-color .16s ease-out,color .16s ease-out}
.btn--primary{background:var(--grad-main);color:#fff;box-shadow:0 6px 16px rgba(15,169,140,.28)}
.btn--primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 12px 24px rgba(15,169,140,.32)}
.btn--primary:active{transform:translateY(0);filter:brightness(.95)}
.btn--ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--court);color:var(--court-dark);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.btn--ghost:active{transform:translateY(0)}
.btn--sm{height:42px;min-height:42px;padding:0 18px;font-size:14px}
@media (max-width:519px){.btn{width:100%}}

/* ============ 面包屑与标题区 ============ */
.crumb-wrap{padding-top:20px}
.breadcrumb{font-size:13px;color:var(--muted)}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:0}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li:not(:first-child)::before{content:"/";color:#B7C3C0}
.breadcrumb a{color:var(--muted);transition:color .15s ease}
.breadcrumb a:hover{color:var(--court-dark)}
.breadcrumb [aria-current="page"]{color:#8A9996;max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{background:linear-gradient(180deg,#EDF8F5 0%,#F5F7F5 100%);border-bottom:1px solid var(--line);padding:22px 0 32px}
.article-head__title{max-width:820px;font-size:30px;line-height:1.35;font-weight:700;color:var(--ink);letter-spacing:-.01em;margin-top:14px}
@media (min-width:768px){.article-head__title{font-size:36px;line-height:1.3}}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:13px;font-weight:600;padding:4px 12px;line-height:1.6}
.badge--soft{background:var(--court-soft);color:var(--court-dark)}
.badge--accent{background:#FFF0EA;color:#C4421C}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;font-size:13.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C3CFCC}

/* ============ 正文布局 ============ */
.article-layout{display:grid;grid-template-columns:1fr;gap:40px;padding-top:40px;padding-bottom:56px}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:56px;padding-top:56px;padding-bottom:88px;align-items:start}
}
.article-column{min-width:0;max-width:820px}
.article-body{font-size:16px;line-height:1.9;color:var(--body);word-break:break-word}
@media (min-width:768px){.article-body{font-size:17px}}
.article-body > * + *{margin-top:1.2em}
.article-body h2{position:relative;margin-top:2.1em;padding-left:15px;font-size:23px;line-height:1.45;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.article-body h2::before{content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:4px;background:var(--grad-main)}
.article-body h3{margin-top:1.7em;font-size:18px;font-weight:700;color:var(--court-dark)}
.article-body p{margin:0}
.article-body ul,.article-body ol{padding-left:1.35em}
.article-body li + li{margin-top:.6em}
.article-body blockquote{margin:1.6em 0;padding:16px 20px;background:var(--court-soft);border-left:4px solid var(--court);border-radius:0 14px 14px 0;color:var(--ink)}
.article-body blockquote p + p{margin-top:.8em}
.article-body img{border-radius:var(--radius-img);margin:1.6em auto;box-shadow:var(--shadow-1)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--muted)}
.article-body a{color:var(--court-dark);text-decoration:underline;text-underline-offset:3px;transition:color .15s ease}
.article-body a:hover{color:var(--ink)}
.article-body strong{color:var(--ink)}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.6em 0}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--court-soft);color:var(--ink);font-weight:600}
.article-body code{background:#EDF3F1;padding:2px 6px;border-radius:6px;font-size:.92em;color:var(--court-dark)}
.article-body hr{border:0;height:1px;background:var(--line);margin:2.2em 0}

/* ============ 空态 ============ */
.empty-state{margin:8px 0 0;padding:44px 24px;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1)}
.empty-state__icon{width:56px;height:56px;margin:0 auto 16px;border-radius:18px;background:var(--court-soft);display:grid;place-items:center;color:var(--court-dark)}
.empty-state__title{font-size:19px;font-weight:700;color:var(--ink)}
.empty-state__text{margin-top:8px;color:var(--muted);font-size:15px;line-height:1.8}
.empty-state .btn{margin-top:20px}

/* ============ 文末 ============ */
.article-tail{margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--muted);transition:border-color .16s ease,color .16s ease}
.chip:hover{border-color:var(--court);color:var(--court-dark)}
.article-tail__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}

/* ============ 侧栏 ============ */
.article-side{display:none;min-width:0}
@media (min-width:1024px){.article-side{display:block;position:sticky;top:96px}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-1)}
.side-card + .side-card{margin-top:20px}
.side-card__title{font-size:15px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px}
.side-card__title::before{content:"";width:4px;height:14px;border-radius:4px;background:var(--grad-main)}
.side-list{list-style:none;padding:0;margin:14px 0 0}
.side-list li + li{margin-top:6px;border-top:1px dashed var(--line);padding-top:6px}
.side-list a{display:block;padding:8px 0;font-size:14px;color:var(--muted);line-height:1.6;transition:color .15s ease,transform .15s ease}
.side-list a:hover{color:var(--court-dark);transform:translateX(2px)}
.side-note{margin-top:14px;font-size:13px;color:var(--muted);line-height:1.75}
.side-cta{display:block;margin-top:16px}
.side-badge{margin-top:14px;display:flex;align-items:center;gap:10px;background:var(--court-soft);border-radius:16px;padding:12px 14px}
.side-badge__num{font-size:20px;font-weight:800;color:var(--court-dark);font-variant-numeric:tabular-nums}
.side-badge__label{font-size:12.5px;color:var(--muted);line-height:1.5}

/* ============ 板块 ============ */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section--tight{padding:44px 0}
@media (min-width:1024px){.section--tight{padding:64px 0}}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.section__title{font-size:22px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
@media (min-width:768px){.section__title{font-size:28px}}
.section__desc{margin-top:8px;font-size:15px;color:var(--muted)}
.link-more{font-size:14px;font-weight:600;color:var(--court-dark);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;transition:gap .16s ease,color .16s ease}
.link-more:hover{gap:10px;color:var(--ink)}

/* ============ 相关推荐卡 ============ */
.grid-3{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:768px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.post-card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--court-soft)}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-card__media img{transform:scale(1.03)}
.post-card__tag{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--court-dark);font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px}
.post-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.post-card__meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.post-card__title{margin-top:10px;font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__text{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.post-card__spec{font-size:12.5px;color:var(--muted)}
.post-card__go{font-size:13.5px;font-weight:600;color:var(--court-dark);display:inline-flex;align-items:center;gap:6px;transition:gap .16s ease}
.post-card:hover .post-card__go{gap:10px}

/* ============ CTA 横条 ============ */
.cta-strip{position:relative;overflow:hidden;border-radius:26px;background:var(--grad-main);color:#fff;padding:30px 24px;display:flex;flex-direction:column;gap:20px;box-shadow:0 16px 36px rgba(15,169,140,.24)}
.cta-strip::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.14) 0 2px,transparent 2px 12px);opacity:.5;pointer-events:none}
.cta-strip > *{position:relative;z-index:1}
@media (min-width:768px){.cta-strip{flex-direction:row;align-items:center;justify-content:space-between;padding:34px 40px;gap:32px}}
.cta-strip__title{font-size:20px;font-weight:700;letter-spacing:-.01em}
@media (min-width:768px){.cta-strip__title{font-size:24px}}
.cta-strip__text{margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.9);line-height:1.7;max-width:640px}
.cta-strip .btn--light{background:#fff;color:var(--court-dark);box-shadow:0 8px 18px rgba(10,31,29,.16)}
.cta-strip .btn--light:hover{filter:brightness(1.02);transform:translateY(-1px)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.86);margin-top:16px}
.footer__grid{display:grid;grid-template-columns:1fr;gap:36px;padding-top:56px;padding-bottom:40px}
@media (min-width:768px){.footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer__grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-top:72px}}
.footer__brand{display:flex;align-items:center;gap:11px}
.footer__brand strong{font-size:17px;color:#fff;letter-spacing:-.01em}
.footer__about{margin-top:14px;font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.72);max-width:340px}
.social{display:flex;gap:10px;margin-top:18px}
.social a{width:38px;height:38px;border-radius:999px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.82);transition:background .16s ease,color .16s ease,border-color .16s ease}
.social a:hover{background:rgba(15,169,140,.22);border-color:rgba(55,211,166,.6);color:#fff}
.footer__title{font-size:15px;font-weight:700;color:#fff;letter-spacing:.01em}
.footer__list{list-style:none;padding:0;margin-top:16px}
.footer__list li + li{margin-top:10px}
.footer__list a{font-size:14px;color:rgba(255,255,255,.72);transition:color .15s ease}
.footer__list a:hover{color:var(--court-light)}
.footer__contact p{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.85}
.footer__contact p + p{margin-top:6px}
.qr-box{margin-top:16px;width:96px;height:96px;border-radius:16px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);display:grid;place-items:center;color:rgba(255,255,255,.6);font-size:12px}
.footer__bar{border-top:1px solid rgba(255,255,255,.12)}
.footer__bar-inner{display:flex;flex-direction:column;gap:6px;padding-top:18px;padding-bottom:22px;font-size:12px;color:rgba(255,255,255,.55)}
@media (min-width:768px){.footer__bar-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:20px}}

/* ============ 移动抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(10,31,29,.4);opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;z-index:70}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);background:#fff;z-index:80;transform:translateX(102%);transition:transform .26s ease-out;display:flex;flex-direction:column;overflow-y:auto;box-shadow:-8px 0 30px rgba(10,31,29,.18)}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line)}
.drawer__group{padding:16px 18px;border-bottom:1px solid var(--line)}
.drawer__label{font-size:12px;font-weight:700;letter-spacing:.08em;color:#93A29F;text-transform:uppercase}
.drawer__link{display:flex;align-items:center;min-height:48px;font-size:15.5px;color:var(--ink);border-bottom:1px dashed var(--line)}
.drawer__link:last-child{border-bottom:0}
.drawer__link.is-active{color:var(--court-dark);font-weight:700}
.drawer__text{font-size:13.5px;color:var(--muted);line-height:1.8;margin-top:8px}
.drawer .btn{margin-top:14px}
body.no-scroll{overflow:hidden}
@media (min-width:1024px){.drawer,.drawer-mask{display:none}}

/* roulang page: category1 */
:root{
  --brand:#0FA98C;
  --brand-2:#37D3A6;
  --brand-deep:#0B8B74;
  --accent:#FF6A3D;
  --accent-2:#FF9166;
  --ink:#0A1F1D;
  --bg:#F5F7F5;
  --card:#FFFFFF;
  --line:#E3E9E7;
  --text:#1B2A28;
  --muted:#5B6B68;
  --soft:#EAF7F3;
  --radius-card:22px;
  --radius-img:16px;
  --radius-pill:999px;
  --shadow-1:0 2px 8px rgba(10,31,29,.06);
  --shadow-2:0 12px 28px rgba(10,31,29,.12);
  --shadow-3:0 8px 20px rgba(15,169,140,.18);
  --grad-main:linear-gradient(135deg,#0FA98C 0%,#37D3A6 100%);
  --grad-accent:linear-gradient(135deg,#FF6A3D 0%,#FF9166 100%);
  --gap-section:56px;
}
@media (min-width:1024px){
  :root{ --gap-section:88px; }
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .16s ease-out;}
a:hover{color:var(--brand);}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-0.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px;}
.num{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:768px){.container{padding-left:32px;padding-right:32px;}}
@media (min-width:1024px){.container{padding-left:40px;padding-right:40px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.92);font-size:13px;height:36px;display:flex;align-items:center;overflow:hidden;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;white-space:nowrap;}
.topbar__left{display:flex;align-items:center;gap:14px;overflow:hidden;}
.topbar__tag{color:#7FE6C9;font-weight:600;}
.topbar__note{color:rgba(255,255,255,.72);}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar__right a{color:rgba(255,255,255,.82);font-size:13px;}
.topbar__right a:hover{color:#7FE6C9;}
.topbar__btn{border:1px solid rgba(255,255,255,.35);border-radius:var(--radius-pill);padding:3px 12px;font-size:12px;color:#fff !important;}
.topbar__btn:hover{background:rgba(255,255,255,.12);}
@media (max-width:767px){
  .topbar__note,.topbar__right a:first-child,.topbar__right a:nth-child(2){display:none;}
}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(10,31,29,.02);}
.header__inner{display:flex;align-items:center;gap:22px;height:68px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand__mark{display:inline-flex;width:40px;height:40px;flex:0 0 auto;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-3);}
.brand__text{display:flex;flex-direction:column;line-height:1.15;}
.brand__text strong{font-size:17px;color:var(--ink);letter-spacing:-0.01em;}
.brand__text span{font-size:11.5px;color:var(--muted);letter-spacing:.04em;}
.nav__menu{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav__link{position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 13px;font-size:15px;color:var(--muted);border-radius:10px;transition:color .15s ease-out;}
.nav__link::after{content:"";position:absolute;left:13px;right:13px;bottom:8px;height:3px;border-radius:3px;background:var(--grad-main);transform:scaleX(0);transform-origin:left;transition:transform .15s ease-out;}
.nav__link:hover{color:var(--brand);}
.nav__link:hover::after{transform:scaleX(1);}
.nav__link.is-active{color:var(--ink);font-weight:700;}
.nav__link.is-active::after{transform:scaleX(1);}
.header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{width:44px;height:44px;border-radius:var(--radius-pill);border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--muted);transition:all .16s ease-out;}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);background:var(--soft);}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink);}
@media (max-width:1023px){
  .nav__menu{display:none;}
  .nav-toggle{display:inline-flex;}
  .header__actions .cta-pill{display:none;}
}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:var(--radius-pill);font-size:15px;font-weight:600;transition:all .16s ease-out;}
.btn--primary{background:var(--grad-main);color:#fff;box-shadow:var(--shadow-3);}
.btn--primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn--primary:active{transform:translateY(0);filter:brightness(.96);}
.btn--accent{background:var(--grad-accent);color:#fff;box-shadow:0 8px 20px rgba(255,106,61,.24);}
.btn--accent:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);}
.btn--ghost{border:1px solid rgba(255,255,255,.55);color:#fff;}
.btn--ghost:hover{color:#fff;background:rgba(255,255,255,.14);transform:translateY(-1px);}
.btn--outline{border:1px solid var(--line);color:var(--ink);background:#fff;}
.btn--outline:hover{color:var(--brand);border-color:var(--brand);background:var(--soft);transform:translateY(-1px);}
.btn--sm{min-height:40px;padding:0 16px;font-size:14px;}
.cta-pill{background:var(--grad-main);color:#fff;border-radius:var(--radius-pill);padding:0 20px;min-height:44px;display:inline-flex;align-items:center;font-size:14.5px;font-weight:600;box-shadow:var(--shadow-3);transition:all .16s ease-out;}
.cta-pill:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);}

/* ---------- 抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:90;display:none;}
.drawer.is-open{display:block;}
.drawer__mask{position:absolute;inset:0;background:rgba(10,31,29,.4);}
.drawer__panel{position:absolute;right:0;top:0;bottom:0;width:min(86vw,340px);background:#fff;padding:20px;overflow-y:auto;box-shadow:-12px 0 32px rgba(10,31,29,.18);}
.drawer__title{font-size:12px;color:var(--muted);letter-spacing:.08em;margin:18px 0 8px;}
.drawer__link{display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:12px;font-size:15.5px;color:var(--ink);}
.drawer__link.is-active{background:var(--soft);color:var(--brand);font-weight:700;}
.drawer__link:hover{background:var(--soft);}
.drawer__close{position:absolute;right:16px;top:14px;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted);}

/* ---------- Hero ---------- */
.cat-hero{position:relative;overflow:hidden;border-radius:24px;margin-top:26px;color:#fff;box-shadow:var(--shadow-3);background:linear-gradient(135deg,#0FA98C 0%,#0B8B74 62%,#094A40 130%);min-height:232px;display:flex;align-items:center;}
.cat-hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;opacity:.2;}
.cat-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.09) 1px,transparent 1px);background-size:44px 44px;opacity:.6;mask-image:linear-gradient(120deg,rgba(0,0,0,.9),transparent 78%);-webkit-mask-image:linear-gradient(120deg,rgba(0,0,0,.9),transparent 78%);}
.cat-hero__inner{position:relative;z-index:2;padding-top:38px;padding-bottom:38px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.82);margin-bottom:14px;flex-wrap:wrap;}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .current{color:rgba(255,255,255,.62);}
.cat-hero__title{font-size:clamp(25px,3.2vw,36px);line-height:1.22;color:#fff;font-weight:700;max-width:820px;}
.cat-hero__lead{margin-top:12px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.9);max-width:640px;}
.cat-hero__actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap;}

/* ---------- 快捷条 ---------- */
.quick-strip{padding:18px 0 0;}
.quick-strip__inner{display:flex;align-items:center;gap:10px;flex-wrap:wrap;min-height:56px;}
.quick{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line);font-size:14.5px;color:var(--ink);box-shadow:var(--shadow-1);transition:all .16s ease-out;}
.quick:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.quick__dot{width:8px;height:8px;border-radius:50%;background:var(--accent);}
.quick__badge{margin-left:auto;display:inline-flex;align-items:center;gap:8px;background:var(--soft);color:var(--brand-deep);font-size:13px;padding:8px 14px;border-radius:var(--radius-pill);font-weight:600;}
@media (max-width:767px){.quick__badge{margin-left:0;}}

/* ---------- 主区 ---------- */
.section{padding-top:var(--gap-section);}
.section__head{margin-bottom:26px;}
.section__eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);background:var(--soft);padding:6px 14px;border-radius:var(--radius-pill);}
.section__title{font-size:clamp(22px,2.4vw,28px);line-height:1.3;margin-top:14px;}
.section__desc{margin-top:10px;color:var(--muted);font-size:15.5px;max-width:720px;}

.anchor-nav{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-1);}
.anchor-nav__title{font-size:13px;letter-spacing:.08em;color:var(--muted);margin-bottom:10px;}
.anchor-nav__list li + li{margin-top:2px;}
.anchor-nav__list a{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 12px;border-radius:12px;font-size:14.5px;color:var(--text);}
.anchor-nav__list a:hover{background:var(--soft);color:var(--brand);}
.anchor-nav__list span.idx{width:22px;height:22px;border-radius:50%;background:var(--soft);color:var(--brand);font-size:11.5px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;}

/* ---------- 卡片 ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .18s ease-out,box-shadow .18s ease-out;display:flex;flex-direction:column;}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soft);}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.card:hover .card__media img{transform:scale(1.03);}
.card__badge{position:absolute;left:12px;top:12px;background:rgba(10,31,29,.82);color:#fff;font-size:12px;padding:5px 12px;border-radius:var(--radius-pill);backdrop-filter:blur(2px);}
.card__badge--accent{background:var(--grad-accent);}
.card__body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card__title{font-size:18.5px;line-height:1.4;}
.card__text{font-size:14.5px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card__meta{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--brand-deep);}
.tag{display:inline-flex;align-items:center;background:var(--soft);color:var(--brand-deep);font-size:12.5px;padding:4px 11px;border-radius:var(--radius-pill);font-weight:600;}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:6px;}
.card__spec{font-size:12.5px;color:var(--muted);}
.card__link{font-size:14px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px;min-height:44px;}
.card__link:hover{color:var(--brand-deep);}
.stat-chip{display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:8px 14px;box-shadow:var(--shadow-3);}
.stat-chip b{font-size:18px;color:var(--ink);}
.stat-chip i{font-style:normal;font-size:11px;color:var(--accent);vertical-align:super;font-weight:700;}
.stat-chip em{font-style:normal;font-size:12px;color:var(--muted);}

/* ---------- 步骤 ---------- */
.steps{display:grid;gap:20px;grid-template-columns:repeat(4,1fr);margin-top:8px;}
@media (max-width:1023px){.steps{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.steps{grid-template-columns:1fr;}}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 20px;box-shadow:var(--shadow-1);transition:all .18s ease-out;}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.step__num{width:34px;height:34px;border-radius:12px;background:var(--grad-main);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;box-shadow:var(--shadow-3);}
.step h3{font-size:17.5px;margin-top:14px;}
.step p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.75;}

/* ---------- 保障条 ---------- */
.guard{background:var(--soft);border-radius:24px;padding:30px 26px;margin-top:12px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.guard__item{padding:0 20px;border-left:1px solid rgba(15,169,140,.2);}
.guard__item:first-child{border-left:none;padding-left:0;}
.guard__item h3{font-size:16px;margin-top:10px;}
.guard__item p{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.7;}
.guard__icon{width:36px;height:36px;border-radius:12px;background:#fff;color:var(--brand);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-1);}
@media (max-width:1023px){
  .guard{grid-template-columns:repeat(2,1fr);gap:24px 0;}
  .guard__item:nth-child(3){border-left:none;padding-left:0;}
}
@media (max-width:560px){
  .guard{grid-template-columns:1fr;gap:20px;}
  .guard__item{border-left:none;padding-left:0;}
}

/* ---------- FAQ ---------- */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:8px 24px;box-shadow:var(--shadow-1);}
.faq__item{position:relative;border-bottom:1px solid var(--line);}
.faq__item:last-child{border-bottom:none;}
.faq__item::before{content:"";position:absolute;left:-24px;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--grad-main);opacity:0;transition:opacity .2s ease-out;}
.faq__item[open]::before{opacity:1;}
.faq__item summary{list-style:none;cursor:pointer;position:relative;padding:20px 46px 20px 0;font-size:17px;font-weight:600;color:var(--ink);transition:color .16s ease-out;}
.faq__item summary::-webkit-details-marker{display:none;}
.faq__item summary:hover{color:var(--brand);}
.faq__item summary::after{content:"";position:absolute;right:10px;top:50%;width:9px;height:9px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:translateY(-70%) rotate(45deg);transition:transform .2s ease-out;}
.faq__item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
.faq__body{padding:0 46px 22px 0;font-size:15px;color:var(--muted);line-height:1.9;}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:24px;background:var(--grad-main);color:#fff;padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:var(--shadow-2);}
.cta-band::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.14) 0 2px,transparent 2px 12px);opacity:.5;mask-image:linear-gradient(90deg,transparent,rgba(0,0,0,.9));-webkit-mask-image:linear-gradient(90deg,transparent,rgba(0,0,0,.9));}
.cta-band__text{position:relative;z-index:2;max-width:640px;}
.cta-band__text h2{color:#fff;font-size:clamp(21px,2.2vw,27px);line-height:1.32;}
.cta-band__text p{margin-top:10px;color:rgba(255,255,255,.9);font-size:15px;}
.cta-band .btn{position:relative;z-index:2;background:#fff;color:var(--brand-deep);flex:0 0 auto;}
.cta-band .btn:hover{color:var(--brand-deep);filter:brightness(1.05);transform:translateY(-1px);}
@media (max-width:767px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 22px;}
}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.9);margin-top:var(--gap-section);padding:60px 0 0;}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
@media (max-width:1023px){.footer__grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:560px){.footer__grid{grid-template-columns:1fr;}}
.footer__brand{display:flex;align-items:center;gap:12px;}
.footer__brand strong{font-size:17px;color:#fff;}
.footer__about{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:360px;}
.social{display:flex;gap:10px;margin-top:18px;}
.social a{width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.16);display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.86);transition:all .16s ease-out;}
.social a:hover{color:#7FE6C9;border-color:#7FE6C9;transform:translateY(-1px);}
.footer__title{font-size:15px;color:#fff;margin-bottom:14px;}
.footer__list li + li{margin-top:2px;}
.footer__list a{display:inline-flex;align-items:center;min-height:36px;font-size:14px;color:rgba(255,255,255,.74);}
.footer__list a:hover{color:#7FE6C9;}
.footer__contact p{font-size:14px;color:rgba(255,255,255,.74);line-height:1.9;}
.qr{width:96px;height:96px;border-radius:16px;border:1px solid rgba(255,255,255,.16);margin-top:14px;display:flex;align-items:center;justify-content:center;font-size:12px;color:rgba(255,255,255,.5);text-align:center;padding:10px;line-height:1.5;}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding:18px 0 24px;font-size:12px;color:rgba(255,255,255,.55);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;}

/* roulang page: category2 */
:root{
  --brand:#0FA98C;
  --brand-2:#37D3A6;
  --brand-deep:#0B7F69;
  --accent:#FF6A3D;
  --accent-2:#FF9166;
  --ink:#0A1F1D;
  --bg:#F5F7F5;
  --card:#FFFFFF;
  --line:#E3E9E7;
  --text:#1B2A28;
  --muted:#5B6B68;
  --mist:#EDF5F2;
  --radius-card:22px;
  --radius-img:16px;
  --shadow-1:0 2px 8px rgba(10,31,29,.06);
  --shadow-2:0 12px 28px rgba(10,31,29,.12);
  --shadow-3:0 8px 20px rgba(15,169,140,.18);
  --grad-main:linear-gradient(135deg,#0FA98C 0%,#37D3A6 100%);
  --grad-accent:linear-gradient(135deg,#FF6A3D 0%,#FF9166 100%);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1024px){.container{padding:0 40px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.9);font-size:12.5px;height:36px;line-height:36px}
.topbar__inner{max-width:1200px;margin:0 auto;padding:0 20px;height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;white-space:nowrap;overflow:hidden}
.topbar__left{display:flex;align-items:center;gap:10px;min-width:0;overflow:hidden}
.topbar__left span{overflow:hidden;text-overflow:ellipsis}
.topbar__dot{width:6px;height:6px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 0 3px rgba(55,211,166,.2);flex:none}
.topbar__right{display:flex;align-items:center;gap:18px;flex:none}
.topbar__link{color:rgba(255,255,255,.82);transition:color .16s var(--ease)}
.topbar__link:hover{color:var(--brand-2)}
.topbar__btn{border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:2px 12px;line-height:1.5;height:24px;display:inline-flex;align-items:center;color:#fff;transition:background .16s var(--ease),border-color .16s var(--ease)}
.topbar__btn:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.6)}
@media (max-width:767px){
  .topbar__right .topbar__link{display:none}
  .topbar__inner{padding:0 16px}
}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:70;background:#fff;border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand__mark{width:40px;height:40px;border-radius:12px;overflow:hidden;display:inline-flex;box-shadow:var(--shadow-3)}
.brand__text strong{display:block;font-size:16px;line-height:1.2;color:var(--ink);letter-spacing:-.01em}
.brand__text span{display:block;font-size:11px;color:var(--muted);letter-spacing:.12em;margin-top:2px}
.nav__menu{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav__link{position:relative;display:inline-flex;align-items:center;padding:10px 13px;font-size:15px;color:#2C3C39;border-radius:10px;transition:color .15s var(--ease),background .15s var(--ease)}
.nav__link::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:3px;background:var(--grad-main);transform:scaleX(0);transform-origin:left;opacity:.7;transition:transform .18s var(--ease),opacity .18s var(--ease)}
.nav__link:hover{color:var(--brand);background:#F4FAF8}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--brand);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1);opacity:1}
.nav__actions{display:flex;align-items:center;gap:10px;margin-left:10px}
.icon-btn{width:44px;height:44px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;color:var(--muted);border:1px solid var(--line);background:#fff;transition:color .16s var(--ease),border-color .16s var(--ease),background .16s var(--ease)}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);background:#F4FAF8}
.nav-toggle{display:none}

/* 按钮体系 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 24px;border-radius:999px;font-size:15px;font-weight:600;transition:transform .16s var(--ease),filter .16s var(--ease),box-shadow .16s var(--ease),background .16s var(--ease),color .16s var(--ease)}
.btn:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn:active{transform:translateY(0);filter:brightness(.96)}
.btn--primary{background:var(--grad-main);color:#fff;box-shadow:0 8px 18px rgba(15,169,140,.22)}
.btn--accent{background:var(--grad-accent);color:#fff;box-shadow:0 8px 18px rgba(255,106,61,.22)}
.btn--ghost{background:#fff;color:var(--brand-deep);border:1px solid var(--brand)}
.btn--ghost:hover{background:#F4FAF8}
.btn--white{background:#fff;color:var(--brand-deep);box-shadow:0 8px 18px rgba(10,31,29,.16)}
.btn--sm{padding:9px 18px;font-size:14px;min-height:40px}
.btn--block{width:100%}

/* 搜索浮层 */
.search-pop{position:absolute;top:calc(100% + 8px);right:20px;width:min(420px,calc(100vw - 40px));background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-2);padding:16px;z-index:80}
.search-pop[hidden]{display:none}
.search-pop__form{display:flex;gap:10px}
.search-pop__form input{flex:1;min-height:48px;border-radius:12px;border:1px solid var(--line);background:#FBFDFC;padding:0 14px;font-size:15px;color:var(--text);outline:none;transition:border-color .16s var(--ease),box-shadow .16s var(--ease)}
.search-pop__form input::placeholder{color:#93A29F}
.search-pop__form input:focus{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand)}
.search-pop__tip{margin-top:10px;font-size:13px;color:var(--muted)}
@media (max-width:767px){
  .search-pop{right:16px;left:16px;width:auto}
  .search-pop__form{flex-direction:column}
}

/* 移动端抽屉 */
@media (max-width:1023px){
  .nav{height:64px;gap:12px}
  .nav-toggle{display:inline-flex}
  .nav__actions .btn--primary{display:none}
  .nav__menu{
    position:fixed;top:0;right:0;bottom:0;width:86%;max-width:360px;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;margin:0;padding:22px 20px 32px;
    transform:translateX(105%);transition:transform .3s var(--ease);z-index:90;
    overflow-y:auto;box-shadow:-16px 0 44px rgba(10,31,29,.18);border-radius:22px 0 0 22px;
  }
  .nav__menu.is-open{transform:translateX(0)}
  .nav__drawer-title{font-size:12px;letter-spacing:.14em;color:var(--muted);margin:18px 0 6px}
  .nav__link{padding:14px 6px;font-size:16px;min-height:48px;border-radius:0;border-bottom:1px solid var(--line)}
  .nav__link::after{display:none}
  .nav__link:hover{background:transparent}
  .nav__drawer-actions{display:flex;flex-direction:column;gap:10px;margin-top:20px}
  .nav__drawer-info{margin-top:22px;font-size:13.5px;color:var(--muted);line-height:1.9;border-top:1px solid var(--line);padding-top:16px}
  .nav__drawer-info a{color:var(--brand-deep)}
}
@media (min-width:1024px){
  .nav__drawer-title,.nav__drawer-actions,.nav__drawer-info{display:none}
}
.nav-backdrop{position:fixed;inset:0;background:rgba(10,31,29,.4);opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);z-index:85}
.nav-backdrop.is-open{opacity:1;visibility:visible}
@media (min-width:1024px){.nav-backdrop{display:none}}

/* ---------- 分类 Hero ---------- */
.cat-hero{position:relative;overflow:hidden;background:var(--mist);border-bottom:1px solid var(--line)}
.cat-hero__bg{position:absolute;inset:0;background-image:linear-gradient(180deg,rgba(237,245,242,.80) 0%,rgba(245,247,245,.96) 100%),url(/assets/images/backpic/back-2.webp);background-size:cover;background-position:center;pointer-events:none}
.cat-hero__inner{position:relative;padding:34px 0 46px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted);transition:color .16s var(--ease)}
.crumb a:hover{color:var(--brand)}
.crumb span[aria-current]{color:#8C9A97}
.title-bar{position:relative;padding-left:20px;margin-top:18px}
.title-bar::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:6px;border-radius:8px;background:var(--grad-accent)}
.cat-hero h1{font-size:30px;line-height:1.3;letter-spacing:-.01em;color:var(--ink);font-weight:800}
@media (min-width:768px){.cat-hero h1{font-size:38px}}
.cat-hero__lead{margin-top:14px;max-width:720px;font-size:15.5px;color:var(--muted);line-height:1.85}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
@media (max-width:639px){
  .cat-hero__actions .btn{width:100%}
}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section--tight{padding-top:36px}
@media (min-width:1024px){.section--tight{padding-top:52px}}
.section__head{max-width:760px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;color:var(--brand-deep);text-transform:uppercase}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-main)}
.h2{font-size:25px;line-height:1.35;letter-spacing:-.01em;color:var(--ink);font-weight:800;margin-top:12px}
@media (min-width:768px){.h2{font-size:28px}}
.h3{font-size:19px;line-height:1.45;color:var(--ink);font-weight:700}
.section__desc{margin-top:12px;color:var(--muted);font-size:15.5px}

/* 概览条 */
.overview{display:grid;gap:14px}
@media (min-width:768px){.overview{grid-template-columns:repeat(3,1fr);gap:20px}}
.overview__item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px;box-shadow:var(--shadow-1);transition:transform .18s var(--ease),box-shadow .18s var(--ease)}
.overview__item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.overview__icon{width:40px;height:40px;border-radius:12px;background:#EAF6F3;color:var(--brand-deep);display:inline-flex;align-items:center;justify-content:center;flex:none}
.overview__item strong{display:block;color:var(--ink);font-size:15.5px}
.overview__item p{margin-top:4px;font-size:13.5px;color:var(--muted);line-height:1.7}

/* 图文交替行 */
.alt-row{display:grid;gap:28px;align-items:center;margin-top:56px}
@media (min-width:1024px){
  .alt-row{grid-template-columns:1.02fr 1fr;gap:56px;margin-top:88px}
  .alt-row--reverse .alt-row__media{order:2}
}
.alt-row__media{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-2);border:1px solid var(--line);background:#fff}
.alt-row__media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .3s var(--ease)}
.alt-row__media:hover img{transform:scale(1.03)}
.alt-row__flag{position:absolute;left:16px;bottom:16px;background:rgba(10,31,29,.72);color:#fff;font-size:12.5px;padding:7px 14px;border-radius:999px;backdrop-filter:blur(3px)}
.num-badge{width:46px;height:46px;border-radius:14px;background:var(--grad-main);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;box-shadow:var(--shadow-3);font-variant-numeric:tabular-nums}
.alt-row__body h2{margin-top:16px;font-size:22px;line-height:1.4;color:var(--ink);font-weight:800;letter-spacing:-.01em}
@media (min-width:768px){.alt-row__body h2{font-size:26px}}
.alt-row__body p{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.9}
.check{margin-top:18px;display:grid;gap:10px}
.check li{position:relative;padding-left:28px;font-size:14.5px;color:#33423F}
.check li::before{content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;background:#EAF6F3;border:1px solid #C9E9E1}
.check li::after{content:"";position:absolute;left:5px;top:10px;width:7px;height:4px;border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(-45deg)}

/* 规格横向条卡 */
.bar-list{display:grid;gap:16px;margin-top:32px}
.bar-card{display:grid;gap:14px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px 22px;box-shadow:var(--shadow-1);transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease)}
.bar-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#CFE6E1}
@media (min-width:1024px){
  .bar-card{grid-template-columns:220px 1fr auto;align-items:center;gap:26px;padding:22px 26px}
}
.bar-card__title{display:flex;align-items:center;gap:12px}
.bar-card__dot{width:10px;height:10px;border-radius:50%;background:var(--accent);flex:none;box-shadow:0 0 0 4px rgba(255,106,61,.14)}
.bar-card__title strong{font-size:16.5px;color:var(--ink)}
.bar-card__title small{display:block;font-size:12.5px;color:var(--muted);font-weight:400}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;background:#EAF6F3;color:var(--brand-deep);font-size:13px;white-space:nowrap}
.chip--accent{background:#FFF0EA;color:#C8481F}
.bar-card__link{font-size:14px;color:var(--brand-deep);font-weight:600;display:inline-flex;align-items:center;gap:6px;min-height:44px}
.bar-card__link:hover{color:var(--brand)}
.bar-card__link::after{content:"›";font-size:18px;line-height:1}

/* 反馈 */
.reviews{display:grid;gap:20px}
@media (min-width:768px){.reviews{grid-template-columns:repeat(3,1fr)}}
.review{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:var(--shadow-1);transition:transform .18s var(--ease),box-shadow .18s var(--ease)}
.review:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.review__top{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--grad-main);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;flex:none}
.review__name{font-size:14.5px;color:var(--ink);font-weight:600}
.review__meta{font-size:12.5px;color:var(--muted)}
.stars{color:var(--accent);font-size:13px;letter-spacing:2px;margin-top:12px}
.review p{margin-top:8px;font-size:14.5px;color:#33423F;line-height:1.8}

/* FAQ */
.faq{display:grid;gap:28px}
@media (min-width:1024px){
  .faq{grid-template-columns:4fr 8fr;gap:48px}
  .faq__aside{position:sticky;top:104px;align-self:start}
}
.faq__list{border-top:1px solid var(--line)}
.faq__item{position:relative;border-bottom:1px solid var(--line)}
.faq__item.is-open::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;background:var(--grad-main)}
.faq__q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 0 18px 16px;min-height:60px;font-size:16px;font-weight:600;color:var(--ink);transition:color .16s var(--ease)}
@media (min-width:768px){.faq__q{font-size:16.5px}}
.faq__q:hover{color:var(--brand)}
.faq__item.is-open .faq__q{color:var(--brand-deep)}
.faq__icon{flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--muted);transition:transform .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)}
.faq__item.is-open .faq__icon{transform:rotate(180deg);color:var(--brand);border-color:#BEE6DC}
.faq__a{display:none;padding:0 40px 20px 16px;font-size:14.8px;color:var(--muted);line-height:1.9}
.faq__item.is-open .faq__a{display:block}

/* CTA */
.cta-band{position:relative;overflow:hidden;border-radius:26px;background:var(--grad-main);color:#fff;padding:34px 24px;display:grid;gap:22px;box-shadow:0 18px 40px rgba(15,169,140,.24)}
@media (min-width:1024px){.cta-band{grid-template-columns:1fr auto;align-items:center;padding:46px 52px}}
.cta-band::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.14) 0 2px,transparent 2px 18px);pointer-events:none}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:23px;line-height:1.4;font-weight:800;letter-spacing:-.01em}
@media (min-width:768px){.cta-band h2{font-size:27px}}
.cta-band p{margin-top:10px;font-size:14.8px;color:rgba(255,255,255,.9);max-width:640px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:639px){.cta-band__actions .btn{width:100%}}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.9);margin-top:72px;padding:56px 0 0}
.footer__grid{display:grid;gap:36px}
@media (min-width:768px){.footer__grid{grid-template-columns:repeat(2,1fr);gap:32px}}
@media (min-width:1024px){.footer__grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}}
.footer__brand{display:flex;align-items:center;gap:12px}
.footer__brand strong{font-size:16.5px;color:#fff}
.footer__about{margin-top:14px;font-size:13.8px;line-height:1.9;color:rgba(255,255,255,.72);max-width:360px}
.social{display:flex;gap:10px;margin-top:18px}
.social a{width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.18);display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.82);transition:background .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease)}
.social a:hover{background:rgba(55,211,166,.16);color:#7CE9C9;border-color:rgba(55,211,166,.5)}
.footer__title{font-size:14px;color:#fff;letter-spacing:.06em;margin-bottom:14px}
.footer__list{display:grid;gap:10px}
.footer__list a{font-size:13.8px;color:rgba(255,255,255,.72);transition:color .16s var(--ease)}
.footer__list a:hover{color:var(--brand-2)}
.footer__contact{font-size:13.8px;line-height:1.9;color:rgba(255,255,255,.72)}
.qr{width:96px;height:96px;border-radius:16px;border:1px solid rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;text-align:center;font-size:12px;color:rgba(255,255,255,.6);margin-top:14px;background:rgba(255,255,255,.04)}
.footer__bottom{margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:12px;color:rgba(255,255,255,.55)}
.footer__bottom-inner{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}