/* roulang page: index */
:root{
  --brand:#00A884;
  --brand-dark:#007A63;
  --brand-soft:#E7F6F2;
  --coral:#FF6B4A;
  --amber:#FFC53D;
  --bg:#F5F7F4;
  --dark:#0C1512;
  --dark-2:#122019;
  --card:#FFFFFF;
  --border:#E3EAE5;
  --text:#10201C;
  --muted:#5B6B66;
  --weak:#8A9A95;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 8px 24px rgba(12,21,18,.08);
  --sh-2:0 14px 36px rgba(12,21,18,.12);
  --sh-brand:0 10px 24px rgba(0,168,132,.28);
  --grad:linear-gradient(135deg,#00A884 0%,#007A63 60%,#FF6B4A 150%);
}
*,*::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:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.8;font-weight:400;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-dark);text-decoration:underline}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit}
:focus-visible{outline:3px solid rgba(0,168,132,.35);outline-offset:2px}
::selection{background:rgba(0,168,132,.22)}

.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.shell{max-width:1320px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--dark);color:#DCE7E2;font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px}
.topbar__left{display:flex;align-items:center;gap:10px;min-width:0}
.topbar__dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(0,168,132,.18);flex:none}
.topbar__note{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__right{display:flex;align-items:center;gap:18px;flex:none}
.topbar__link{color:#fff;font-weight:600}
.topbar__link:hover{color:var(--brand);text-decoration:none}
.topbar__link i{margin-left:4px;font-size:11px}
@media (max-width:575.98px){
  .topbar__note{display:none}
  .topbar__right{gap:12px}
}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(245,247,244,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;gap:11px;color:var(--text);font-weight:800;font-size:19px;letter-spacing:-.02em}
.brand:hover{color:var(--brand-dark);text-decoration:none}
.brand__mark{
  width:40px;height:40px;border-radius:13px;flex:none;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-size:18px;box-shadow:var(--sh-brand);
}
.brand__text{white-space:nowrap}
@media (max-width:575.98px){.brand{font-size:16.5px}.brand__mark{width:34px;height:34px;border-radius:11px;font-size:16px}}
.nav-wrap{display:flex;align-items:center;gap:6px}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{
  display:block;padding:9px 14px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--muted);
}
.nav-list a:hover{background:var(--brand-soft);color:var(--brand-dark);text-decoration:none}
.nav-list a.is-active{background:var(--brand-soft);color:var(--brand-dark);font-weight:700}
.header__cta{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);
  background:#fff;color:var(--text);align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-dark)}
@media (max-width:991.98px){
  .nav-toggle{display:flex}
  .nav-wrap{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:8px;
    background:#fff;padding:16px 20px 22px;
    border-bottom:1px solid var(--border);box-shadow:var(--sh-2);
  }
  .nav-wrap.show{display:flex !important}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-list a{border-radius:12px;padding:12px 14px;font-size:15.5px}
  .header__cta{margin-top:6px}
  .header__cta .btn-brand{width:100%;justify-content:center}
}
@media (min-width:992px){
  .nav-wrap{display:flex !important;position:static;padding:0;background:transparent;box-shadow:none;border:0}
}

/* ---------- 按钮 ---------- */
.btn-brand,.btn-line,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:12px;border:1.5px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-brand{background:var(--grad);color:#fff;box-shadow:var(--sh-brand)}
.btn-brand:hover{color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:0 14px 30px rgba(0,168,132,.34)}
.btn-brand:active{transform:translateY(0)}
.btn-line{background:#fff;color:var(--brand-dark);border-color:var(--brand)}
.btn-line:hover{background:var(--brand);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;text-decoration:none;border-color:#fff}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:11px}

/* ---------- 倒计时条 ---------- */
.countdown{background:linear-gradient(100deg,#0C1512 0%,#123227 58%,#0C1512 100%);color:#fff}
.countdown__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:50px;padding:6px 0}
.countdown__label{display:flex;align-items:center;gap:9px;font-size:13.5px;color:#CFE3DC}
.countdown__label i{color:var(--amber)}
.countdown__clock{display:flex;align-items:center;gap:8px}
.cd-unit{min-width:54px;text-align:center;background:rgba(255,255,255,.08);border:1px solid rgba(0,168,132,.36);border-radius:10px;padding:3px 8px}
.cd-unit b{display:block;font-size:18px;font-weight:800;line-height:1.25;font-variant-numeric:tabular-nums}
.cd-unit span{font-size:11px;color:#9FB8B0;letter-spacing:.04em}
@media (max-width:767.98px){
  .countdown__inner{flex-direction:column;align-items:flex-start;gap:8px;padding:12px 0}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(12,21,18,.86) 0%,rgba(12,21,18,.74) 46%,rgba(12,21,18,.66) 100%);
}
.hero__inner{position:relative;z-index:2;padding:84px 0 92px}
.hero__grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.hero__badge{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(0,168,132,.16);border:1px solid rgba(0,168,132,.45);
  color:#8FE6D0;font-size:13px;font-weight:700;border-radius:999px;padding:6px 15px;
}
.hero h1{font-size:clamp(36px,4.6vw,56px);line-height:1.22;margin-top:22px;color:#fff}
.hero h1 em{font-style:normal;color:#7FE3CB}
.hero__sub{margin-top:18px;font-size:clamp(16px,1.4vw,18px);color:#C7D8D2;max-width:560px;line-height:1.85}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__facts{display:flex;flex-wrap:wrap;gap:26px;margin-top:36px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.hero__fact b{display:block;font-size:22px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.hero__fact span{font-size:13px;color:#93A9A2}
.hero-card{
  background:#0F211B;border:1px solid rgba(255,255,255,.13);
  border-radius:var(--r-lg);padding:28px;box-shadow:0 24px 60px rgba(0,0,0,.34);
}
.hero-card__title{font-size:17px;color:#fff;display:flex;align-items:center;gap:10px}
.hero-card__title i{color:var(--brand)}
.hero-card ul{margin-top:18px;display:grid;gap:14px}
.hero-card li{display:flex;gap:12px;font-size:14.5px;color:#BFD2CC;line-height:1.75}
.hero-card li i{color:var(--brand);margin-top:6px;font-size:12px;flex:none}
.hero-card__foot{margin-top:22px;padding-top:18px;border-top:1px dashed rgba(255,255,255,.16);font-size:13px;color:#8FA6A0}
@media (max-width:991.98px){
  .hero__grid{grid-template-columns:1fr;gap:34px}
  .hero__inner{padding:56px 0 64px}
}
@media (max-width:575.98px){
  .hero__actions .btn-brand,.hero__actions .btn-ghost{width:100%}
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--alt{background:#EEF4F1}
@media (max-width:767.98px){.section{padding:56px 0}.section--tight{padding:44px 0}}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-dark);
  background:var(--brand-soft);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.sec-title{font-size:clamp(25px,3.1vw,34px)}
.sec-desc{color:var(--muted);font-size:16px;margin-top:14px;line-height:1.85}
@media (max-width:767.98px){.sec-head{margin-bottom:30px}}

/* ---------- 卖点交错 ---------- */
.points{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.point{
  position:relative;overflow:hidden;background:var(--card);
  border:1px solid var(--border);border-radius:var(--r-lg);
  padding:30px 28px;box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.point:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh-2)}
.point__num{
  font-size:46px;font-weight:800;line-height:1;
  background:linear-gradient(135deg,var(--brand) 10%,var(--coral) 130%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.point__title{font-size:20px;margin-top:16px}
.point__text{color:var(--muted);font-size:15px;margin-top:9px}
.point__line{width:42px;height:3px;border-radius:2px;background:var(--brand);margin-top:18px}
@media (min-width:992px){
  .point:nth-child(even){margin-top:34px}
}
@media (max-width:767.98px){
  .points{grid-template-columns:1fr}
}

/* ---------- 图墙 ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.gcard{
  position:relative;overflow:hidden;background:#fff;
  border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.gcard:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh-2)}
.gcard__media{position:relative;overflow:hidden}
.gcard__media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .45s ease}
.gcard:hover .gcard__media img{transform:scale(1.03)}
.gcard__tag{
  position:absolute;left:12px;top:12px;
  background:rgba(255,255,255,.94);color:var(--brand-dark);
  font-size:12px;font-weight:700;border-radius:999px;padding:4px 11px;
}
.gcard__body{padding:14px 16px 17px}
.gcard__title{font-size:16px;font-weight:700;line-height:1.55}
.gcard__meta{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:12.5px;color:var(--weak)}
.gcard__meta .dot{width:4px;height:4px;border-radius:50%;background:var(--weak);flex:none}
@media (max-width:1199.98px){.gallery{grid-template-columns:repeat(3,1fr)}}
@media (max-width:767.98px){.gallery{grid-template-columns:repeat(2,1fr);gap:14px}}
@media (max-width:479.98px){.gallery{grid-template-columns:1fr}}

/* ---------- 报名横幅 ---------- */
.cta-band{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(115deg,#0C1512 0%,#103026 58%,#0C1512 100%);
  border-radius:24px;padding:44px;
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,168,132,.34),transparent 68%);
}
.cta-band__grid{position:relative;display:grid;grid-template-columns:1fr 390px;gap:44px;align-items:center}
.cta-band h2{font-size:clamp(23px,2.6vw,30px);color:#fff}
.cta-band p{color:#B9CCC6;margin-top:14px;font-size:15.5px;line-height:1.85;max-width:520px}
.cta-band__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-tag{
  font-size:13px;color:#8FE6D0;background:rgba(0,168,132,.14);
  border:1px solid rgba(0,168,132,.4);border-radius:999px;padding:5px 13px;
}
@media (max-width:991.98px){.cta-band{padding:30px 22px}.cta-band__grid{grid-template-columns:1fr;gap:28px}}

.form-card{background:#132A23;border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);padding:24px}
.field{margin-bottom:15px}
.field label{display:block;font-size:13.5px;font-weight:600;color:#D6E5E0;margin-bottom:7px}
.field input{
  width:100%;height:46px;border-radius:12px;padding:0 14px;
  border:1.5px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input::placeholder{color:#7E948E}
.field input:focus{
  outline:none;border-color:var(--brand);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 4px rgba(0,168,132,.22);
}
.field input.is-error{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,107,74,.18)}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:#A8BDB7;line-height:1.7}
.check input{
  appearance:none;-webkit-appearance:none;width:18px;height:18px;flex:none;margin-top:2px;
  border:1.5px solid rgba(255,255,255,.3);border-radius:5px;background:transparent;cursor:pointer;
  transition:background .18s ease,border-color .18s ease;
}
.check input:checked{background:var(--brand);border-color:var(--brand)}
.check input:checked::after{content:"✓";display:block;color:#fff;font-size:12px;line-height:15px;text-align:center}
.check a{color:#8FE6D0}
.form-card .btn-brand{width:100%;margin-top:6px}
.form-tip{font-size:12.5px;color:#829A94;margin-top:12px;line-height:1.7}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:22px}
.news-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--border);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh-2)}
.news-card__cat{
  display:inline-block;align-self:flex-start;
  font-size:12.5px;font-weight:700;color:var(--brand-dark);
  background:var(--brand-soft);border-radius:999px;padding:4px 12px;
}
.news-card__title{font-size:19px;line-height:1.5;margin-top:14px}
.news-card__title a{color:var(--text)}
.news-card__title a:hover{color:var(--brand-dark);text-decoration:none}
.news-card__sum{color:var(--muted);font-size:14.5px;line-height:1.8;margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:14px;border-top:1px dashed var(--border);font-size:12.5px;color:var(--weak)}
.news-card__more{color:var(--brand);font-weight:700}
.news-card--lead{
  grid-column:1/-1;padding:34px;
  background:linear-gradient(120deg,#FFFFFF 0%,#F1FAF7 100%);
}
.news-card--lead .news-card__title{font-size:clamp(21px,2.4vw,26px);margin-top:16px}
.news-card--lead .news-card__sum{font-size:15.5px;-webkit-line-clamp:3;max-width:860px}
.empty-state{
  grid-column:1/-1;text-align:center;padding:52px 24px;
  background:#fff;border:1px dashed var(--border);border-radius:var(--r-md);color:var(--muted);
}
.empty-state i{font-size:28px;color:var(--brand);display:block;margin-bottom:12px}
.empty-state .btn-line{margin-top:18px}

/* ---------- 数据区 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{
  background:#fff;border:1px solid var(--border);border-left:3px solid var(--brand);
  border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.stat__num{font-size:30px;font-weight:800;color:var(--brand-dark);font-variant-numeric:tabular-nums;line-height:1.2}
.stat__label{font-size:14px;color:var(--muted);margin-top:6px}
@media (max-width:991.98px){.stats{grid-template-columns:repeat(2,1fr)}}
@media (max-width:479.98px){.stats{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq-note{
  display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--brand-dark);
  background:var(--brand-soft);border-radius:var(--r-sm);padding:12px 16px;margin-bottom:22px;
}
.faq .accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
}
.faq .accordion-button{
  position:relative;display:block;width:100%;text-align:left;
  font-size:16px;font-weight:700;color:var(--text);background:#fff;
  padding:20px 60px 20px 58px;box-shadow:none;border:0;
}
.faq .accordion-button:not(.collapsed){color:var(--brand-dark);background:#F4FBF8}
.faq .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand);
}
.faq .accordion-button::before{
  content:attr(data-index);
  position:absolute;left:20px;top:50%;transform:translateY(-50%);
  font-size:13px;font-weight:700;color:var(--weak);font-variant-numeric:tabular-nums;
}
.faq .accordion-button:not(.collapsed)::before{color:var(--brand);width:4px;left:0;background:var(--brand);content:"";}
.faq .accordion-button:not(.collapsed) .faq-num{color:var(--brand)}
.faq .accordion-button:focus{box-shadow:none}
.faq .accordion-button::after{
  content:"";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  width:20px;height:20px;background-image:none;background-color:transparent;
  background-repeat:no-repeat;background-position:center;
  background-size:12px 2px,2px 12px;
  background-image:linear-gradient(var(--brand),var(--brand)),linear-gradient(var(--brand),var(--brand));
}
.faq .accordion-button:not(.collapsed)::after{
  background-size:12px 2px,0 0;
}
.faq .accordion-button .faq-num{
  display:inline-block;min-width:26px;color:var(--weak);font-weight:700;margin-right:6px;
}
.faq .accordion-body{font-size:16px;line-height:1.85;color:var(--muted);padding:4px 26px 22px 58px;background:#F4FBF8}
.faq .accordion-body strong{color:var(--text)}
@media (max-width:575.98px){
  .faq .accordion-button{padding:16px 48px 16px 44px;font-size:15px}
  .faq .accordion-button::before{left:16px}
  .faq .accordion-button::after{right:16px}
  .faq .accordion-body{padding:2px 20px 18px 44px;font-size:15px}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#A9BEB7;padding-top:64px}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.09);
}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;font-size:19px}
.footer-brand__mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:17px;flex:none;
}
.footer-text{font-size:14px;line-height:1.95;color:#8CA39C;margin-top:18px;max-width:340px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-col a{display:block;color:#9DB2AB;font-size:14px;padding:5px 0}
.footer-col a:hover{color:var(--brand);text-decoration:none}
.footer-list li{color:#8CA39C;font-size:14px;padding:5px 0}
.footer-list li i{color:var(--brand);margin-right:8px;font-size:12px}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:22px 0;font-size:13px;color:#768B85;flex-wrap:wrap;
}
.footer-bottom a{color:#9DB2AB}
.footer-bottom a:hover{color:var(--brand);text-decoration:none}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-text{max-width:none}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:1040;
  width:46px;height:46px;border-radius:14px;border:0;cursor:pointer;
  background:var(--grad);color:#fff;font-size:16px;box-shadow:var(--sh-brand);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{transform:translateY(-2px)}

/* roulang page: article */
:root{
    --brand:#00A884;
    --brand-dark:#007A63;
    --coral:#FF6B4A;
    --amber:#FFC53D;
    --bg:#F5F7F4;
    --ink:#0C1512;
    --card:#FFFFFF;
    --line:#E3EAE5;
    --text:#10201C;
    --muted:#5B6B66;
    --faint:#8A9A95;
    --r-lg:20px;
    --r-md:14px;
    --r-btn:12px;
    --sh-1:0 8px 24px rgba(12,21,18,.08);
    --sh-2:0 14px 36px rgba(12,21,18,.12);
    --sh-brand:0 10px 24px rgba(0,168,132,.28);
    --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    font-size:17px;
    line-height:1.8;
    font-weight:400;
    -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease)}
a:hover{color:var(--brand)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3}
p{margin:0}
ul,ol{margin:0}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
::selection{background:rgba(0,168,132,.22)}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:#D7E4E0;font-size:13px;line-height:1.5}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;padding-top:4px;padding-bottom:4px}
.topbar__hint{display:flex;align-items:center;gap:8px;color:#9FB3AE}
.topbar__hint i{color:var(--brand)}
.topbar__links{display:flex;align-items:center;gap:18px}
.topbar__links a{color:#EAF3F0}
.topbar__links a:hover{color:var(--brand)}
.topbar__links .topbar__cta{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 12px;border-radius:999px;
    background:rgba(0,168,132,.18);
    border:1px solid rgba(0,168,132,.5);
    color:#7EE5C8;font-weight:600;
}
.topbar__links .topbar__cta:hover{background:rgba(0,168,132,.3);color:#fff;text-decoration:none}

/* ---------- 主导航 ---------- */
.site-header{
    position:sticky;top:0;z-index:1030;
    background:rgba(255,255,255,.97);
    backdrop-filter:saturate(160%) blur(8px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.header__inner{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--text);letter-spacing:.2px;white-space:nowrap}
.brand:hover{color:var(--brand-dark);text-decoration:none}
.brand__mark{
    width:38px;height:38px;border-radius:12px;flex:0 0 38px;
    display:grid;place-items:center;color:#fff;font-size:17px;
    background:linear-gradient(135deg,var(--brand),var(--brand-dark));
    box-shadow:var(--sh-brand);
}
.brand__text{display:inline-block}
.nav-wrap{display:flex;align-items:center;gap:16px;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:2px;list-style:none;padding:0;margin:0}
.nav-list a{
    display:block;padding:9px 11px;border-radius:999px;
    font-size:14.5px;font-weight:500;color:#2B3B36;white-space:nowrap;
}
.nav-list a:hover{background:#E8F6F1;color:var(--brand-dark);text-decoration:none}
.nav-list a.is-active{background:#E8F6F1;color:var(--brand-dark);font-weight:700}
.header__cta{display:flex;align-items:center}
.nav-toggle{
    display:none;margin-left:auto;
    width:42px;height:42px;border-radius:12px;
    border:1px solid var(--line);background:#fff;color:var(--text);
    font-size:17px;align-items:center;justify-content:center;
    transition:border-color .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-dark)}

/* ---------- 按钮 ---------- */
.btn-brand{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 22px;border:0;border-radius:var(--r-btn);
    background:linear-gradient(135deg,var(--brand),var(--brand-dark));
    color:#fff;font-size:15.5px;font-weight:700;line-height:1.3;
    box-shadow:var(--sh-brand);
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-brand:hover{color:#fff;text-decoration:none;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 30px rgba(0,168,132,.34)}
.btn-brand:focus-visible{outline:3px solid rgba(0,168,132,.35);outline-offset:2px}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-ghost{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:11px 20px;border-radius:var(--r-btn);
    background:#fff;border:1px solid var(--brand);color:var(--brand-dark);
    font-size:15px;font-weight:700;line-height:1.3;
    transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.btn-ghost:hover{background:var(--brand);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn-ghost:focus-visible{outline:3px solid rgba(0,168,132,.35);outline-offset:2px}
.btn-soft{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:11px 20px;border-radius:var(--r-btn);
    background:#E8F6F1;border:1px solid transparent;color:var(--brand-dark);
    font-size:15px;font-weight:700;line-height:1.3;
    transition:background .22s var(--ease),color .22s var(--ease);
}
.btn-soft:hover{background:#D5EFE7;color:var(--brand-dark);text-decoration:none}

/* ---------- 标签与徽章 ---------- */
.badge-soft{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:999px;
    background:#E6F6F1;color:var(--brand-dark);
    font-size:13px;font-weight:600;line-height:1.5;
}
.badge-amber{background:#FFF3D6;color:#8A5F00}
.badge-onDark{
    background:rgba(255,255,255,.14);
    border:1px solid rgba(255,255,255,.28);
    color:#fff;
}

/* ---------- 文章头部 ---------- */
.article-banner{
    position:relative;
    background-color:#0C1512;
    background-image:url('/assets/images/backpic/back-2.png');
    background-size:cover;
    background-position:center;
    color:#fff;
}
.article-banner::before{
    content:"";position:absolute;inset:0;
    background:linear-gradient(115deg,rgba(12,21,18,.94),rgba(12,21,18,.72));
}
.article-banner .shell{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:24px 0 0;font-size:13.5px;color:rgba(255,255,255,.7)}
.crumbs a{color:rgba(255,255,255,.85)}
.crumbs a:hover{color:#fff;text-decoration:underline}
.crumbs .sep{color:rgba(255,255,255,.36)}
.crumbs .current{color:#fff;font-weight:600}
.article-banner__inner{padding:18px 0 56px;max-width:900px}
.article-title{
    margin:14px 0 0;
    font-size:clamp(28px,4.2vw,44px);
    font-weight:800;line-height:1.28;letter-spacing:-.4px;
    color:#fff;
}
.article-meta{
    display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
    margin-top:20px;font-size:13.5px;color:rgba(255,255,255,.82);
}
.meta-item{display:inline-flex;align-items:center;line-height:1.6}
.meta-item i{color:var(--amber);margin-right:6px;font-size:13px}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}

/* ---------- 正文阅读区 ---------- */
.article-wrap{padding:56px 0 0}
.article-body{
    max-width:840px;margin:0 auto;padding:0 20px;
    font-size:17.5px;line-height:1.9;color:var(--text);
    overflow-wrap:break-word;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{
    margin:44px 0 16px;padding-left:14px;
    font-size:clamp(22px,2.6vw,29px);font-weight:800;line-height:1.35;
    border-left:5px solid var(--brand);
}
.article-body h3{margin:32px 0 12px;font-size:clamp(19px,2vw,22px);font-weight:700}
.article-body h4{margin:24px 0 10px;font-size:18px;font-weight:700;color:var(--brand-dark)}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px}
.article-body li{margin-bottom:8px}
.article-body blockquote{
    margin:26px 0;padding:18px 22px;
    background:#EAF7F3;border-left:4px solid var(--brand);
    border-radius:0 14px 14px 0;color:#25413A;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;box-shadow:var(--sh-1);margin:26px auto}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--faint);margin-top:10px}
.article-body table{
    width:100%;border-collapse:collapse;margin:26px 0;
    font-size:15.5px;background:#fff;
    border:1px solid var(--line);border-radius:14px;
    box-shadow:var(--sh-1);
}
.article-body th{background:#EAF7F3;color:var(--brand-dark);font-weight:700;text-align:left}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.article-body tr:last-child td{border-bottom:0}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:32px 0}
.article-body a{color:var(--brand-dark);border-bottom:1px solid rgba(0,168,132,.4)}
.article-body a:hover{color:var(--brand);text-decoration:none}
.article-body code{background:#EAF0ED;border-radius:6px;padding:2px 6px;font-size:15px}
.article-body strong{font-weight:700;color:#0B1B17}
.article-body .lead,
.article-body p:first-of-type{font-size:18px;color:#26413A}

/* ---------- 空态 ---------- */
.empty-state{
    max-width:640px;margin:56px auto;padding:48px 28px;text-align:center;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
    box-shadow:var(--sh-1);
}
.empty-state__icon{
    width:64px;height:64px;margin:0 auto 18px;border-radius:20px;
    display:grid;place-items:center;
    background:#E6F6F1;color:var(--brand-dark);font-size:26px;
}
.empty-state h2{font-size:24px;font-weight:800;margin-bottom:10px}
.empty-state p{color:var(--muted);font-size:16px;margin-bottom:22px}

/* ---------- 提示条 ---------- */
.notice-band{padding:48px 0 0}
.notice{
    display:flex;gap:16px;align-items:flex-start;
    max-width:900px;margin:0 auto;
    padding:20px 22px;border-radius:18px;
    background:#FFF8E8;border:1px solid #FFE6B0;
}
.notice__icon{
    flex:0 0 40px;width:40px;height:40px;border-radius:12px;
    display:grid;place-items:center;background:#FFF0C6;color:#8A5F00;font-size:16px;
}
.notice h3{font-size:16.5px;font-weight:800;margin-bottom:6px;color:#7A5500}
.notice p{font-size:15px;color:#7C6420;line-height:1.8}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0}
.section--tight{padding:56px 0 0}
.section-head{max-width:760px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;letter-spacing:-.2px}
.section-head p{margin-top:10px;color:var(--muted);font-size:15.5px}

/* ---------- 横向滚动卡片 ---------- */
.scroll-cards{
    display:flex;gap:20px;overflow-x:auto;
    padding:4px 4px 20px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
}
.scroll-cards::-webkit-scrollbar{height:8px}
.scroll-cards::-webkit-scrollbar-thumb{background:#CFDDD8;border-radius:999px}
.scroll-cards > *{flex:0 0 300px;scroll-snap-align:start}
.card{
    display:flex;flex-direction:column;height:100%;
    background:var(--card);border:1px solid var(--line);
    border-radius:18px;box-shadow:var(--sh-1);overflow:hidden;
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh-2)}
.card__media{aspect-ratio:16/9;overflow:hidden;background:#EAF0ED}
.card__media img{width:100%;height:100%;object-fit:cover;margin:0;border-radius:0;box-shadow:none;transition:transform .45s var(--ease)}
.card:hover .card__media img{transform:scale(1.05)}
.card__body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.card__body h3{font-size:18px;font-weight:700;line-height:1.45;margin-bottom:8px}
.card__body h3 a{color:var(--text)}
.card__body h3 a:hover{color:var(--brand-dark);text-decoration:none}
.card__body p{font-size:14.5px;color:var(--muted);line-height:1.8;flex:1}
.card__foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-size:13px;color:var(--faint)}
.card__foot .more{color:var(--brand-dark);font-weight:700}

/* ---------- FAQ ---------- */
.faq{max-width:900px}
.faq .accordion-item{
    background:#fff;border:1px solid var(--line);border-radius:16px;
    margin-bottom:12px;overflow:hidden;
}
.faq .accordion-button{
    padding:18px 20px;background:#fff;color:var(--text);
    font-size:16.5px;font-weight:700;line-height:1.6;
    border-left:4px solid transparent;box-shadow:none;
}
.faq .accordion-button:not(.collapsed){
    background:#EAF7F3;color:var(--brand-dark);
    border-left-color:var(--brand);box-shadow:none;
}
.faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(0,168,132,.2);z-index:3}
.faq .accordion-button::after{
    width:1rem;height:1rem;background-size:1rem;
    filter:invert(58%) sepia(52%) saturate(2200%) hue-rotate(120deg) brightness(92%) contrast(96%);
}
.faq .accordion-body{padding:6px 22px 22px;font-size:16px;line-height:1.8;color:var(--muted)}
.faq .q-num{
    display:inline-flex;align-items:center;justify-content:center;
    width:26px;height:26px;margin-right:10px;border-radius:9px;
    background:#E8F6F1;color:var(--brand-dark);
    font-size:13px;font-weight:800;
}

/* ---------- 返回入口 ---------- */
.back-panel{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
    padding:26px 28px;border-radius:var(--r-lg);
    background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);
}
.back-panel h2{font-size:19px;font-weight:800;margin-bottom:6px}
.back-panel p{font-size:14.5px;color:var(--muted)}
.back-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#A9BAB6;padding:64px 0 26px;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800;margin-bottom:14px}
.footer-brand__mark{
    width:34px;height:34px;border-radius:10px;flex:0 0 34px;
    display:grid;place-items:center;color:#fff;font-size:15px;
    background:linear-gradient(135deg,var(--brand),var(--brand-dark));
}
.footer-text{font-size:14.5px;line-height:1.85;color:#9AAEAA;max-width:360px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
.footer-col a{display:block;padding:5px 0;color:#A9BAB6;font-size:14.5px}
.footer-col a:hover{color:var(--brand);text-decoration:none}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list li{display:flex;gap:9px;font-size:14px;line-height:1.7;padding:4px 0;color:#A9BAB6}
.footer-list i{color:var(--brand);font-size:7px;margin-top:10px}
.footer-bottom{
    display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
    margin-top:40px;padding-top:20px;
    border-top:1px solid rgba(255,255,255,.1);
    font-size:13.5px;color:#8A9A95;
}
.footer-bottom a{color:#B9C7C3}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
    .nav-list a{padding:8px 9px;font-size:14px}
    .header__inner{gap:14px}
}
@media (max-width:1099.98px){
    .brand{font-size:17px}
    .nav-list a{padding:8px 8px;font-size:13.5px}
}
@media (max-width:991.98px){
    .nav-toggle{display:flex}
    .nav-wrap.collapse{display:none}
    .nav-wrap.collapse.show{
        display:flex;flex-direction:column;align-items:stretch;gap:10px;
        margin:0 0 16px;padding:14px;
        background:#fff;border:1px solid var(--line);border-radius:16px;
        box-shadow:var(--sh-1);
    }
    .nav-wrap.collapse.show .nav-list{flex-direction:column;align-items:stretch;gap:2px}
    .nav-wrap.collapse.show .nav-list a{padding:11px 12px;border-radius:12px;font-size:15px}
    .nav-wrap.collapse.show .header__cta{margin-top:4px}
    .nav-wrap.collapse.show .btn-brand{width:100%}
    .header__inner{flex-wrap:wrap;min-height:66px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
    .article-banner__inner{padding:14px 0 44px}
}
@media (min-width:992px){
    .nav-wrap.collapse{display:flex !important}
}
@media (max-width:767.98px){
    body{font-size:16.5px}
    .topbar__hint{display:none}
    .section{padding:48px 0}
    .article-wrap{padding:40px 0 0}
    .article-body{font-size:17px;padding:0 18px}
    .article-body h2{margin-top:36px}
    .article-title{font-size:clamp(24px,6vw,32px)}
    .article-meta{gap:8px 16px;font-size:13px}
    .notice{flex-direction:column;gap:12px}
    .back-panel{flex-direction:column;align-items:flex-start}
    .back-actions{width:100%}
    .back-actions .btn-brand,.back-actions .btn-ghost,.back-actions .btn-soft{flex:1 1 auto}
    .scroll-cards > *{flex:0 0 264px}
    .site-footer{padding:52px 0 22px;margin-top:48px}
}
@media (max-width:575.98px){
    .shell{padding:0 16px}
    .footer-grid{grid-template-columns:1fr;gap:26px}
    .footer-bottom{flex-direction:column;align-items:flex-start}
    .scroll-cards > *{flex:0 0 84%}
    .card__body{padding:18px}
    .btn-brand,.btn-ghost,.btn-soft{width:100%}
    .header__cta .btn-brand{width:100%}
    .empty-state{padding:36px 20px;margin:40px 16px}
    .article-body img{border-radius:12px}
    .article-body table{font-size:14.5px}
    .article-body th,.article-body td{padding:10px 11px}
}

/* roulang page: category1 */
:root{
  --brand:#00A884;
  --brand-dark:#007A63;
  --brand-light:#E6F7F1;
  --coral:#FF6B4A;
  --amber:#FFC53D;
  --bg:#F5F7F4;
  --ink:#0C1512;
  --card:#FFFFFF;
  --line:#E3EAE5;
  --text:#10201C;
  --text-2:#5B6B66;
  --text-3:#8A9A95;
  --r-xl:24px;
  --r-lg:20px;
  --r-md:18px;
  --r-sm:14px;
  --r-btn:12px;
  --sh1:0 8px 24px rgba(12,21,18,.08);
  --sh2:0 14px 36px rgba(12,21,18,.12);
  --sh-brand:0 10px 24px rgba(0,168,132,.28);
  --sp:24px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--brand);text-decoration:underline;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:-.2px;}
p{margin:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}

.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--ink);
  color:rgba(255,255,255,.86);
  font-size:13px;
  min-height:38px;
  display:flex;
  align-items:center;
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;min-height:38px;}
.topbar__note{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.78);}
.topbar__note i{color:var(--brand);font-size:12px;}
.topbar__actions{display:inline-flex;align-items:center;gap:16px;white-space:nowrap;}
.topbar__actions a{color:rgba(255,255,255,.82);font-size:13px;}
.topbar__actions a:hover{color:var(--brand);text-decoration:none;}
.topbar__btn{
  display:inline-flex;align-items:center;
  height:26px;padding:0 14px;border-radius:999px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff !important;font-weight:600;
}
.topbar__btn:hover{filter:brightness(1.08);text-decoration:none;}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(12,21,18,.08);}
.header__inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;}

.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand:hover{text-decoration:none;}
.brand__mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;display:grid;place-items:center;font-size:16px;
  box-shadow:0 6px 16px rgba(0,168,132,.28);
}
.brand__text{font-size:19px;font-weight:800;color:var(--text);letter-spacing:-.3px;}

.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--line);
  border-radius:12px;background:#fff;color:var(--text);
  font-size:17px;cursor:pointer;transition:.2s;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-dark);}

.nav-wrap{display:flex;align-items:center;gap:26px;}
.nav-list{display:flex;align-items:center;gap:4px;list-style:none;}
.nav-list a{
  display:block;padding:8px 13px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--text-2);
  transition:.2s;
}
.nav-list a:hover{color:var(--brand-dark);background:rgba(0,168,132,.09);text-decoration:none;}
.nav-list a.is-active{
  color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  box-shadow:0 6px 16px rgba(0,168,132,.26);
}
.header__cta{display:flex;align-items:center;}

/* ---------- 按钮 ---------- */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border:0;border-radius:var(--r-btn);
  background:linear-gradient(135deg,#00B98F 0%,var(--brand) 45%,var(--brand-dark) 100%);
  color:#fff;font-size:15px;font-weight:700;letter-spacing:.2px;
  box-shadow:var(--sh-brand);cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-brand:hover{color:#fff;text-decoration:none;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 30px rgba(0,168,132,.34);}
.btn-brand:active{transform:translateY(0);}
.btn-brand:focus-visible{outline:3px solid rgba(0,168,132,.35);outline-offset:2px;}
.btn-brand.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px;box-shadow:0 6px 16px rgba(0,168,132,.24);}

.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  background:#fff;border:1.5px solid var(--brand);color:var(--brand-dark);
  font-size:15px;font-weight:700;cursor:pointer;
  transition:.22s;
}
.btn-line:hover{background:var(--brand);border-color:var(--brand);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:0 12px 26px rgba(0,168,132,.24);}
.btn-line:focus-visible{outline:3px solid rgba(0,168,132,.35);outline-offset:2px;}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  background:transparent;border:1.5px solid rgba(255,255,255,.55);color:#fff;
  font-size:15px;font-weight:700;cursor:pointer;transition:.22s;
}
.btn-ghost:hover{background:#fff;border-color:#fff;color:var(--ink);text-decoration:none;transform:translateY(-1px);}
.btn-ghost:focus-visible{outline:3px solid rgba(255,255,255,.5);outline-offset:2px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  background-image:linear-gradient(115deg,rgba(12,21,18,.94) 0%,rgba(12,21,18,.78) 48%,rgba(12,21,18,.66) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  color:#fff;
  padding:76px 0 88px;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-90px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(0,168,132,.28) 0%,rgba(0,168,132,0) 68%);
  pointer-events:none;
}
.hero__grid{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .95fr;gap:48px;align-items:center;}
.hero__tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(0,168,132,.18);
  border:1px solid rgba(0,168,132,.55);
  color:#9CF2DA;font-size:13px;font-weight:600;letter-spacing:.4px;
}
.hero__tag i{font-size:11px;}
.hero h1{font-size:clamp(32px,4.4vw,46px);line-height:1.28;margin:20px 0 16px;font-weight:800;}
.hero__lead{font-size:17px;line-height:1.9;color:rgba(255,255,255,.82);max-width:620px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero__meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16);}
.hero__meta div{display:flex;flex-direction:column;gap:2px;}
.hero__meta strong{font-size:22px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;}
.hero__meta span{font-size:13px;color:rgba(255,255,255,.6);}

.hero-card{
  background:#fff;color:var(--text);
  border-radius:var(--r-lg);
  padding:26px 26px 24px;
  box-shadow:0 24px 48px rgba(0,0,0,.28);
}
.hero-card__top{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:700;color:var(--brand-dark);}
.hero-card__top .dot{width:8px;height:8px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(255,107,74,.18);}
.hero-card__ver{margin-top:14px;font-size:15px;color:var(--text-2);}
.hero-card__ver strong{font-size:20px;color:var(--text);font-weight:800;font-variant-numeric:tabular-nums;}
.hero-card__list{list-style:none;margin:18px 0 0;display:grid;gap:10px;}
.hero-card__list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.7;}
.hero-card__list i{color:var(--brand);font-size:12px;margin-top:7px;}
.hero-card__link{
  display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  font-size:14.5px;font-weight:700;color:var(--brand-dark);
}
.hero-card__link:hover{color:var(--brand);text-decoration:none;gap:12px;}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0;}
.section--tight{padding:60px 0;}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:740px;margin-bottom:44px;}
.section-head h2{font-size:clamp(24px,3vw,32px);margin:14px 0 12px;font-weight:800;}
.section-head p{color:var(--text-2);font-size:16px;line-height:1.85;}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-dark);letter-spacing:1.2px;
}
.eyebrow::before{content:"";width:20px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),var(--coral));}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--brand-light);color:var(--brand-dark);
  font-size:12.5px;font-weight:600;
}
.chip--amber{background:rgba(255,197,61,.16);color:#9A6C00;}

/* ---------- 规则要点 2×2 ---------- */
.fact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.fact{
  display:flex;gap:20px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.fact:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh2);}
.fact__num{
  font-size:34px;font-weight:800;line-height:1;
  color:rgba(0,168,132,.22);
  font-variant-numeric:tabular-nums;flex-shrink:0;letter-spacing:-1px;
}
.fact h3{font-size:19px;margin-bottom:8px;}
.fact p{font-size:15px;color:var(--text-2);line-height:1.8;}

/* ---------- 步骤条 ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-sm);padding:24px 20px;box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh2);}
.step__idx{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:14px;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step:nth-child(even) .step__idx{background:linear-gradient(135deg,var(--coral),#E8532F);}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ---------- 图文条 ---------- */
.media-strip{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh1);margin-top:36px;
}
.media-strip__img{position:relative;min-height:280px;background:var(--ink);}
.media-strip__img img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.media-strip__body{padding:36px 38px;}
.media-strip__body h3{font-size:22px;margin:14px 0 12px;line-height:1.4;}
.media-strip__body p{color:var(--text-2);font-size:15.5px;line-height:1.85;}
.tick-list{list-style:none;margin:20px 0 0;display:grid;gap:12px;}
.tick-list li{display:flex;gap:11px;font-size:15px;color:var(--text-2);line-height:1.7;}
.tick-list i{color:var(--brand);font-size:13px;margin-top:7px;}

/* ---------- 主内容 + 侧栏 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:34px;align-items:start;}
.panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:34px 34px 30px;box-shadow:var(--sh1);
}
.panel h2{font-size:24px;margin-bottom:6px;}
.panel__sub{color:var(--text-2);font-size:15px;margin-bottom:26px;}

.timeline{position:relative;padding-left:38px;margin-top:6px;}
.timeline::before{
  content:"";position:absolute;left:11px;top:10px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,rgba(0,168,132,.35) 55%,rgba(255,107,74,.55) 100%);
  border-radius:2px;
}
.tl-item{position:relative;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-32px;top:7px;
  width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);
  box-shadow:0 0 0 4px rgba(0,168,132,.14);
}
.tl-item:last-child::before{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,107,74,.16);}
.tl-time{font-size:13px;font-weight:700;color:var(--brand-dark);letter-spacing:.4px;}
.tl-item h3{font-size:18px;margin:6px 0 6px;}
.tl-item p{font-size:15px;color:var(--text-2);line-height:1.8;}

.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh1);margin-bottom:20px;
}
.side-card h3{font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.side-card h3 i{color:var(--brand);font-size:15px;}
.quick-list{list-style:none;display:grid;gap:10px;}
.quick-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 15px;border-radius:12px;background:var(--bg);
  font-size:14.5px;font-weight:600;color:var(--text);
  transition:.2s;
}
.quick-list a:hover{background:rgba(0,168,132,.1);color:var(--brand-dark);text-decoration:none;transform:translateX(2px);}
.quick-list a i{font-size:11px;color:var(--text-3);}

.side-card--dark{background:var(--ink);border-color:var(--ink);color:rgba(255,255,255,.76);}
.side-card--dark h3{color:#fff;}
.side-card--dark h3 i{color:var(--brand);}
.side-card--dark p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);}
.side-card--dark .ver-line{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.16);
  font-size:14px;
}
.side-card--dark .ver-line:last-of-type{border-bottom:0;}
.side-card--dark .ver-line strong{color:#fff;font-weight:700;}
.side-card--dark a{color:var(--brand);font-weight:700;}

/* ---------- 折叠规则表 ---------- */
.rule-acc .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  overflow:hidden;margin-bottom:14px;box-shadow:var(--sh1);
}
.rule-acc .accordion-button{
  display:flex;align-items:center;gap:16px;
  padding:20px 22px;background:#fff;color:var(--text);
  font-size:16.5px;font-weight:700;
  border-left:4px solid transparent;
  box-shadow:none;transition:.22s;
}
.rule-acc .accordion-button:hover{background:rgba(0,168,132,.05);}
.rule-acc .accordion-button:not(.collapsed){
  background:rgba(0,168,132,.07);
  color:var(--brand-dark);
  border-left-color:var(--brand);
  box-shadow:none;
}
.rule-acc .accordion-button:focus{box-shadow:0 0 0 3px rgba(0,168,132,.25);border-color:var(--brand);}
.rule-acc .accordion-button::after{
  content:"+";background-image:none;transform:none;
  font-size:20px;font-weight:700;color:var(--brand-dark);
  width:auto;height:auto;line-height:1;margin-left:auto;flex-shrink:0;
}
.rule-acc .accordion-button:not(.collapsed)::after{content:"−";background-image:none;transform:none;color:var(--coral);}
.rule-acc .q-idx{
  flex-shrink:0;width:34px;height:34px;border-radius:10px;
  background:var(--bg);color:var(--brand-dark);
  display:grid;place-items:center;font-size:13.5px;font-weight:800;
  font-variant-numeric:tabular-nums;
}
.rule-acc .accordion-button:not(.collapsed) .q-idx{background:var(--brand);color:#fff;}
.rule-acc .accordion-body{
  padding:2px 22px 24px 72px;
  color:var(--text-2);font-size:16px;line-height:1.85;
}

/* ---------- 常见问答卡 ---------- */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.qa-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.qa-card:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh2);}
.qa-card h3{font-size:17.5px;margin-bottom:10px;display:flex;gap:10px;align-items:flex-start;}
.qa-card h3 i{color:var(--brand);font-size:15px;margin-top:6px;flex-shrink:0;}
.qa-card p{font-size:15px;color:var(--text-2);line-height:1.82;}

/* ---------- CTA 横幅 ---------- */
.cta-wrap{padding:0 0 88px;}
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--ink) 0%,#123227 58%,#0C1512 100%);
  border-radius:var(--r-xl);
  padding:48px 52px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  color:#fff;
  box-shadow:0 24px 48px rgba(12,21,18,.18);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,107,74,.24) 0%,rgba(255,107,74,0) 70%);
  pointer-events:none;
}
.cta-band__text{position:relative;z-index:2;max-width:620px;}
.cta-band__text h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-band__text p{color:rgba(255,255,255,.72);font-size:15.5px;line-height:1.85;}
.cta-band__actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;font-size:18px;margin-bottom:16px;}
.footer-brand__mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  display:grid;place-items:center;color:#fff;font-size:15px;
}
.footer-text{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-col a{display:block;font-size:14.5px;color:rgba(255,255,255,.68);margin-bottom:11px;transition:color .2s ease;}
.footer-col a:hover{color:var(--brand);text-decoration:none;}
.footer-list{list-style:none;font-size:14px;color:rgba(255,255,255,.6);}
.footer-list li{display:flex;gap:9px;margin-bottom:11px;line-height:1.7;}
.footer-list i{font-size:6px;color:var(--brand);margin-top:9px;flex-shrink:0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:46px;padding-top:22px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--brand);text-decoration:none;}

/* ---------- 响应式 ---------- */
@media (min-width:992px){
  .nav-wrap.collapse:not(.show){display:flex;}
}
@media (max-width:1199.98px){
  .split{grid-template-columns:minmax(0,1fr) 300px;gap:26px;}
  .steps{grid-template-columns:repeat(5,1fr);gap:14px;}
  .hero__grid{gap:36px;}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex;}
  .nav-wrap{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:10px;
    background:#fff;padding:18px 20px 24px;
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 32px rgba(12,21,18,.12);
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-list a{padding:12px 14px;border-radius:12px;font-size:15.5px;}
  .header__cta{margin-top:6px;}
  .header__cta .btn-brand{width:100%;}

  .hero{padding:60px 0 68px;}
  .hero__grid{grid-template-columns:1fr;gap:34px;}
  .hero__lead{max-width:100%;}

  .section{padding:64px 0;}
  .section--tight{padding:48px 0;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .media-strip{grid-template-columns:1fr;}
  .media-strip__img{min-height:220px;position:relative;}
  .media-strip__img img{position:relative;height:220px;}
  .media-strip__body{padding:28px 26px;}
  .split{grid-template-columns:1fr;}
  .qa-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:38px 32px;}
  .cta-band__actions{width:100%;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px;}
}
@media (max-width:767.98px){
  .topbar__note{display:none;}
  .topbar__inner{justify-content:center;}
  .topbar__actions{gap:14px;}
  .fact-grid{grid-template-columns:1fr;}
  .hero h1{font-size:clamp(28px,7vw,36px);}
  .hero__meta{gap:20px;}
  .hero__meta strong{font-size:19px;}
  .btn-brand,.btn-line,.btn-ghost{width:100%;}
  .hero__actions{flex-direction:column;}
  .cta-band__actions{flex-direction:column;}
  .panel{padding:26px 22px 22px;}
  .rule-acc .accordion-body{padding:2px 20px 22px 20px;}
  .timeline{padding-left:32px;}
}
@media (max-width:575.98px){
  .shell{padding:0 16px;}
  .brand__text{font-size:16.5px;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .section{padding:52px 0;}
  .hero{padding:48px 0 56px;}
  .hero__actions .btn-brand,.hero__actions .btn-ghost{width:100%;}
  .cta-band{padding:30px 22px;border-radius:18px;}
  .media-strip{border-radius:18px;}
  .hero-card{padding:22px 20px 20px;}
}

/* roulang page: category2 */
:root{
  --brand:#00A884;
  --brand-deep:#007A63;
  --coral:#FF6B4A;
  --amber:#FFC53D;
  --bg:#F5F7F4;
  --dark:#0C1512;
  --card:#FFFFFF;
  --line:#E3EAE5;
  --text:#10201C;
  --muted:#5B6B66;
  --weak:#8A9A95;
  --radius-lg:20px;
  --radius-md:18px;
  --radius-sm:14px;
  --radius-btn:12px;
  --shadow-1:0 8px 24px rgba(12,21,18,.08);
  --shadow-2:0 14px 36px rgba(12,21,18,.12);
  --shadow-btn:0 10px 24px rgba(0,168,132,.28);
  --section-y:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease,background-color .2s ease;}
a:hover{color:var(--brand);text-decoration:underline;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(0,168,132,.35);
  outline-offset:2px;
  border-radius:8px;
}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.3;font-weight:800;letter-spacing:.2px;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}

.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1400px){ .shell{max-width:1320px;} }

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--dark);
  color:#DCE7E2;
  font-size:13px;
  min-height:38px;
  display:flex;
  align-items:center;
}
.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  padding-top:6px;
  padding-bottom:6px;
}
.topbar__left{display:flex;align-items:center;gap:10px;}
.topbar__dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(0,168,132,.18);}
.topbar__link{color:#DCE7E2;font-weight:600;}
.topbar__link:hover{color:var(--brand);text-decoration:none;}
.topbar__right{display:flex;align-items:center;gap:14px;}
.topbar__ghost{color:#9DB3AB;}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(245,247,244,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(12,21,18,.08);}
.header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0;}
.brand:hover{text-decoration:none;}
.brand__mark{
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--coral));
  color:#fff;font-size:18px;
  box-shadow:var(--shadow-btn);
}
.brand__text{
  font-size:19px;font-weight:800;color:var(--text);letter-spacing:.4px;white-space:nowrap;
}
.nav-wrap{display:flex;align-items:center;gap:22px;flex:1;justify-content:flex-end;}
.nav-list{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.nav-list a{
  display:inline-block;
  padding:8px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  border-radius:999px;
  transition:all .2s ease;
}
.nav-list a:hover{color:var(--brand-deep);background:rgba(0,168,132,.08);text-decoration:none;}
.nav-list a.is-active{
  color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  box-shadow:0 6px 16px rgba(0,168,132,.26);
}
.header__cta{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:12px;
  color:var(--text);
  font-size:17px;
  box-shadow:var(--shadow-1);
}

/* ---------- 按钮 ---------- */
.btn-brand,.btn-line,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:16px;
  font-weight:700;
  cursor:pointer;
  border:1px solid transparent;
  transition:all .22s ease;
  text-decoration:none;
}
.btn-brand{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#fff;
  box-shadow:var(--shadow-btn);
}
.btn-brand:hover{
  color:#fff;text-decoration:none;
  filter:brightness(1.08);
  transform:translateY(-1px);
  box-shadow:0 14px 30px rgba(0,168,132,.34);
}
.btn-line{
  background:#fff;
  color:var(--brand-deep);
  border-color:rgba(0,168,132,.45);
}
.btn-line:hover{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand);
  text-decoration:none;
  transform:translateY(-1px);
}
.btn-ghost{
  background:rgba(255,255,255,.08);
  color:#fff;
  border-color:rgba(255,255,255,.42);
}
.btn-ghost:hover{background:#fff;color:var(--dark);text-decoration:none;transform:translateY(-1px);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  color:#fff;
  background-image:linear-gradient(115deg,rgba(12,21,18,.82) 8%,rgba(12,21,18,.66) 62%,rgba(0,122,99,.72)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  padding:84px 0 72px;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:340px;height:340px;
  border-radius:50%;
  border:42px solid rgba(0,168,132,.16);
}
.hero__tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;
  border-radius:999px;
  background:rgba(0,168,132,.18);
  border:1px solid rgba(0,168,132,.55);
  color:#B8F2E2;
  font-size:13px;font-weight:700;letter-spacing:.6px;
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(32px,4.4vw,44px);
  max-width:820px;
  margin-bottom:18px;
  color:#fff;
}
.hero__lead{
  max-width:680px;
  font-size:17px;
  color:#D6E4DE;
  line-height:1.9;
  margin-bottom:28px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.hero__stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  max-width:720px;
}
.hero__stat{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius-md);
  padding:18px 20px;
}
.hero__stat b{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.2;}
.hero__stat span{font-size:13px;color:#B7C9C2;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--section-y) 0;}
.section--tight{padding:64px 0;}
.section--paper{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section__head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-block;
  font-size:13px;font-weight:700;letter-spacing:1.2px;
  color:var(--brand-deep);
  background:rgba(0,168,132,.1);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:14px;
}
.section__head h2{font-size:clamp(24px,2.8vw,32px);}
.section__head p{color:var(--muted);font-size:16px;margin-bottom:0;}

/* ---------- 筛选标签 ---------- */
.chips{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-1);
  margin-bottom:34px;
}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#F7FAF8;
  color:var(--muted);
  font-size:14px;font-weight:600;
  cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px);}
.chip.is-on{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  border-color:transparent;color:#fff;
  box-shadow:0 8px 18px rgba(0,168,132,.26);
}
.chip i{font-size:13px;}

/* ---------- 瀑布流图墙 ---------- */
.masonry{
  column-count:4;
  column-gap:24px;
}
.gcard{
  break-inside:avoid;
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  margin:0 0 24px;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.gcard:hover{
  transform:translateY(-4px);
  border-color:var(--brand);
  box-shadow:var(--shadow-2);
}
.gcard__media{position:relative;overflow:hidden;}
.gcard__media img{
  width:100%;
  border-radius:0;
  transition:transform .45s ease;
}
.gcard:hover .gcard__media img{transform:scale(1.03);}
.gcard__badge{
  position:absolute;left:12px;top:12px;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(12,21,18,.72);
  color:#fff;
  font-size:12px;font-weight:600;
  letter-spacing:.4px;
}
.gcard__body{padding:18px 20px 20px;}
.gcard__body h3{font-size:18px;margin-bottom:8px;line-height:1.45;}
.gcard__body p{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:12px;}
.gcard__meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--weak);}
.tag{
  display:inline-block;
  padding:3px 10px;
  border-radius:999px;
  font-size:12px;font-weight:600;
  background:rgba(0,168,132,.1);
  color:var(--brand-deep);
}
.tag--amber{background:rgba(255,197,61,.22);color:#8A6100;}
.tag--coral{background:rgba(255,107,74,.14);color:#C43A1B;}

/* ---------- 主题精选 ---------- */
.feature-grid{
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:28px;
  align-items:stretch;
}
.feature-main{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-2);
  min-height:380px;
}
.feature-main img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.feature-main__cap{
  position:absolute;left:0;right:0;bottom:0;
  padding:26px 26px 24px;
  background:linear-gradient(to top,rgba(12,21,18,.88),rgba(12,21,18,0));
  color:#fff;
}
.feature-main__cap h3{color:#fff;font-size:22px;margin-bottom:8px;}
.feature-main__cap p{color:#CBD9D3;font-size:14px;margin:0;}
.feature-side{display:grid;gap:20px;}
.feature-item{
  display:flex;gap:16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:16px;
  box-shadow:var(--shadow-1);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.feature-item:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--shadow-2);}
.feature-item img{
  width:112px;height:88px;object-fit:cover;flex-shrink:0;border-radius:var(--radius-sm);
}
.feature-item h4{font-size:16px;margin-bottom:6px;}
.feature-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.7;}

/* ---------- 浏览路径 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
  counter-reset:step;
}
.step{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:26px 24px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--shadow-2);}
.step__no{
  font-size:36px;font-weight:800;
  color:rgba(0,168,132,.22);
  line-height:1;
  margin-bottom:12px;
  letter-spacing:-1px;
}
.step h3{font-size:19px;margin-bottom:10px;}
.step p{font-size:15px;color:var(--muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(0,168,132,.5);}
.faq-q{
  width:100%;
  display:flex;align-items:center;gap:14px;
  padding:20px 22px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:17px;font-weight:700;color:var(--text);
  cursor:pointer;
}
.faq-q .num{
  flex-shrink:0;
  width:30px;height:30px;border-radius:10px;
  display:grid;place-items:center;
  background:rgba(0,168,132,.1);
  color:var(--brand-deep);
  font-size:13px;font-weight:800;
}
.faq-q .txt{flex:1;}
.faq-q .ico{color:var(--weak);font-size:15px;transition:transform .25s ease,color .25s ease;}
.faq-q[aria-expanded="true"]{color:var(--brand-deep);}
.faq-q[aria-expanded="true"] .ico{color:var(--brand);transform:rotate(180deg);}
.faq-a{
  padding:0 22px 22px 66px;
  font-size:16px;line-height:1.8;
  color:var(--muted);
  border-left:3px solid transparent;
}
.faq-item.open{border-left:3px solid var(--brand);}
.faq-a strong{color:var(--text);}

/* ---------- 参与横幅 ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--dark) 0%,#103028 55%,var(--brand-deep) 100%);
  color:#fff;
  border-radius:var(--radius-lg);
  padding:44px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  box-shadow:var(--shadow-2);
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;right:-60px;bottom:-80px;
  width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,74,.32),transparent 70%);
}
.cta-band h3{color:#fff;font-size:clamp(22px,2.4vw,28px);margin-bottom:10px;}
.cta-band p{color:#C6D6D0;margin:0;font-size:15px;max-width:640px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);
  color:#BCCCC6;
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:32px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-size:18px;font-weight:800;margin-bottom:16px;
}
.footer-brand__mark{
  width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--coral));
  color:#fff;font-size:16px;
}
.footer-text{font-size:14px;line-height:1.85;color:#93A8A1;margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.5px;}
.footer-col a{
  display:block;
  color:#A9BEB7;
  font-size:14px;
  padding:6px 0;
  text-decoration:none;
}
.footer-col a:hover{color:var(--brand);text-decoration:none;}
.footer-list li{
  display:flex;gap:9px;align-items:flex-start;
  font-size:14px;color:#A9BEB7;padding:5px 0;
}
.footer-list i{font-size:6px;color:var(--brand);margin-top:9px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  padding:22px 0 28px;
  font-size:13px;color:#7E938C;
}
.footer-bottom a{color:#A9BEB7;}
.footer-bottom a:hover{color:var(--brand);text-decoration:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .masonry{column-count:3;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:991.98px){
  :root{--section-y:64px;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-wrap{
    position:absolute;
    left:0;right:0;top:100%;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);
    padding:16px 20px 20px;
    flex-direction:column;
    align-items:stretch;
    gap:14px;
  }
  .nav-wrap.collapse:not(.show){display:none;}
  .nav-list{flex-direction:column;align-items:stretch;gap:6px;}
  .nav-list a{padding:12px 16px;border-radius:12px;font-size:16px;}
  .header__cta{width:100%;}
  .header__cta .btn-brand{width:100%;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-main{min-height:300px;}
  .steps{grid-template-columns:1fr 1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .hero{padding:64px 0 56px;}
  .hero__stats{grid-template-columns:1fr;}
  .masonry{column-count:2;column-gap:16px;}
  .gcard{margin-bottom:16px;}
  .gcard__body{padding:14px 15px 16px;}
  .gcard__body h3{font-size:16px;}
  .gcard__body p{font-size:13px;}
  .steps{grid-template-columns:1fr;}
  .faq-a{padding-left:22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519.98px){
  .shell{padding:0 16px;}
  .masonry{column-count:1;}
  .hero__actions .btn-brand,.hero__actions .btn-ghost{width:100%;}
  .cta-band__actions .btn-brand,.cta-band__actions .btn-line{width:100%;}
  .topbar__right .topbar__ghost{display:none;}
}

/* roulang page: category4 */
:root{
  --primary:#00A884;
  --primary-dark:#007A63;
  --coral:#FF6B4A;
  --amber:#FFC53D;
  --bg:#F5F7F4;
  --warm:#FFFDF9;
  --dark:#0C1512;
  --dark-2:#123028;
  --card:#FFFFFF;
  --border:#E3EAE5;
  --text:#10201C;
  --muted:#5B6B66;
  --weak:#8A9A95;
  --radius-lg:20px;
  --radius:18px;
  --radius-sm:14px;
  --radius-xs:12px;
  --sh1:0 8px 24px rgba(12,21,18,.08);
  --sh2:0 14px 36px rgba(12,21,18,.12);
  --sh-btn:0 10px 24px rgba(0,168,132,.28);
  --grad:linear-gradient(135deg,#00A884 0%,#FF6B4A 100%);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary-dark);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--primary);text-decoration:underline}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;color:var(--text);letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(0,168,132,.35);outline-offset:2px;border-radius:6px}

.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* 顶部信息条 */
.topbar{background:var(--dark);color:#CFDDD8;font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px}
.topbar__left{display:flex;align-items:center;gap:8px;color:#A9BFB8}
.topbar__left i{color:var(--primary)}
.topbar__right{display:flex;align-items:center;gap:18px}
.topbar__right a{color:#FFFFFF;font-weight:600;font-size:13px}
.topbar__right a:hover{color:var(--primary);text-decoration:none}

/* 主导航 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--warm);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:var(--sh1)}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;color:var(--text);white-space:nowrap}
.brand:hover{color:var(--primary-dark);text-decoration:none}
.brand__mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:17px;
  box-shadow:var(--sh-btn);flex:0 0 38px;
}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:#fff;color:var(--text);
  font-size:17px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary-dark)}
.nav-wrap{display:flex;align-items:center;gap:26px}
.nav-list{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav-list a{
  display:block;padding:9px 14px;border-radius:999px;
  color:var(--muted);font-size:15px;font-weight:600;white-space:nowrap;
}
.nav-list a:hover{color:var(--primary-dark);background:rgba(0,168,132,.08);text-decoration:none}
.nav-list a.is-active{color:#fff;background:var(--primary);box-shadow:0 6px 16px rgba(0,168,132,.28)}
.header__cta{display:flex;align-items:center}

/* 按钮 */
.btn-brand,.btn-outline-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-xs);
  font-size:15px;font-weight:700;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  border:1px solid transparent;
}
.btn-brand{background:linear-gradient(135deg,#00A884,#007A63);color:#fff;box-shadow:var(--sh-btn)}
.btn-brand:hover{color:#fff;text-decoration:none;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 30px rgba(0,168,132,.34)}
.btn-brand:active{transform:translateY(0)}
.btn-outline-brand{background:#fff;color:var(--primary-dark);border-color:var(--primary)}
.btn-outline-brand:hover{background:var(--primary);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;text-decoration:none;border-color:#fff}
.btn-white{background:#fff;color:var(--primary-dark);box-shadow:var(--sh1)}
.btn-white:hover{color:var(--primary-dark);text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh2)}
.btn-brand.btn-sm,.btn-outline-brand.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-lg{height:52px;padding:0 30px;font-size:16px}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--dark)}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,21,18,.70) 0%,rgba(12,21,18,.84) 100%);
}
.hero__inner{position:relative;z-index:2;padding:86px 0 74px;max-width:840px}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:#CFF2E8;
  background:rgba(0,168,132,.22);border:1px solid rgba(0,168,132,.45);
  border-radius:999px;padding:6px 16px;margin-bottom:22px;
}
.hero__eyebrow i{color:var(--amber)}
.hero h1{font-size:clamp(32px,4.2vw,42px);color:#fff;font-weight:800}
.hero__sub{color:#CFE0DA;font-size:17px;margin-top:18px;max-width:640px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.tag-pill{
  display:inline-block;padding:7px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.26);color:#E4F1EC;font-size:13px;font-weight:500;
}
.tag-pill:hover{background:rgba(255,255,255,.14);color:#fff;text-decoration:none;border-color:rgba(255,255,255,.5)}

/* 板块 */
.section{padding:86px 0}
.section--soft{background:var(--warm)}
.section--dark{background:var(--dark)}
.sec-head{max-width:740px;margin-bottom:42px}
.sec-head .kicker{
  display:inline-block;font-size:13px;font-weight:700;color:var(--primary-dark);
  background:rgba(0,168,132,.1);border-radius:999px;padding:5px 14px;margin-bottom:14px;
}
.sec-head h2{font-size:clamp(24px,2.8vw,32px)}
.sec-head p{color:var(--muted);margin-top:14px;font-size:16px}

/* 数据块 */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.stat{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.stat:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:var(--sh2)}
.stat__num{font-size:34px;font-weight:800;color:var(--primary-dark);line-height:1.1;font-variant-numeric:tabular-nums}
.stat__num span{font-size:15px;font-weight:600;color:var(--weak);margin-left:4px}
.stat__label{color:var(--muted);font-size:14px;margin-top:10px}

/* 主题索引 */
.index-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.index-pills a{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;background:#fff;
  border:1px solid var(--border);color:var(--muted);font-size:14px;font-weight:600;
  box-shadow:var(--sh1);
}
.index-pills a:hover{
  color:#fff;background:var(--primary);border-color:var(--primary);
  text-decoration:none;transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,168,132,.26);
}
.index-pills a i{font-size:11px;color:var(--primary)}
.index-pills a:hover i{color:#fff}

/* 时间轴目录 */
.timeline{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 28px}
.timeline__month{
  grid-column:1/-1;display:flex;align-items:center;gap:16px;margin:20px 0 4px;
}
.timeline__month:first-child{margin-top:0}
.timeline__month span{font-size:18px;font-weight:800;color:var(--dark);white-space:nowrap}
.timeline__month::after{content:"";flex:1;height:1px;background:var(--border)}
.t-item{
  display:flex;gap:16px;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:20px 22px;box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.t-item:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:var(--sh2)}
.t-item__date{
  flex:0 0 54px;font-size:15px;font-weight:800;color:var(--primary-dark);
  font-variant-numeric:tabular-nums;padding-top:2px;
}
.t-item__body{min-width:0}
.t-item__body h3{font-size:18px;line-height:1.5}
.t-item__body h3 a{color:var(--text)}
.t-item__body h3 a:hover{color:var(--primary-dark);text-decoration:none}
.t-item__body p{
  color:var(--muted);font-size:14px;margin-top:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.badge-tag{
  display:inline-block;font-size:12px;font-weight:700;line-height:1.6;
  color:var(--primary-dark);background:rgba(0,168,132,.1);
  border-radius:999px;padding:3px 11px;margin-bottom:9px;
}
.badge-tag.is-coral{color:#B23A1E;background:rgba(255,107,74,.13)}
.badge-tag.is-amber{color:#8A6100;background:rgba(255,197,61,.22)}

/* 专题卡片墙 */
.topic-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:24px}
.topic-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--sh1);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.topic-card:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:var(--sh2)}
.topic-card__media{position:relative;aspect-ratio:4/3;overflow:hidden;background:#E9F0EC}
.topic-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.topic-card:hover .topic-card__media img{transform:scale(1.06)}
.topic-card__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,21,18,0) 45%,rgba(12,21,18,.45) 100%);
}
.topic-card__body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.topic-card__body h3{font-size:19px}
.topic-card__body p{color:var(--muted);font-size:14px}
.topic-card__meta{margin-top:auto;display:flex;align-items:center;gap:14px;font-size:13px;color:var(--weak)}
.topic-card__meta i{color:var(--primary);margin-right:5px}

/* 阅读路径 */
.path{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.path__step{
  position:relative;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:28px 26px;box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.path__step:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:var(--sh2)}
.path__num{font-size:44px;font-weight:800;line-height:1;color:rgba(0,168,132,.22);font-variant-numeric:tabular-nums}
.path__step h3{font-size:19px;margin-top:14px}
.path__step p{color:var(--muted);font-size:14.5px;margin-top:10px}
.path__link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:700;color:var(--primary-dark)}
.path__link:hover{text-decoration:none;color:var(--primary);gap:10px}

/* 说明区 */
.notice-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:stretch}
.notice-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--sh1);
}
.notice-card h3{font-size:21px;margin-bottom:8px}
.notice-card > p{color:var(--muted);font-size:15px;margin-bottom:16px}
.notice-list li{
  display:flex;gap:12px;padding:13px 0;font-size:15px;color:var(--muted);
  border-bottom:1px dashed var(--border);
}
.notice-list li:last-child{border-bottom:0;padding-bottom:0}
.notice-list i{color:var(--primary);font-size:9px;margin-top:11px;flex:0 0 auto}
.notice-aside{
  background:linear-gradient(150deg,#0C1512 0%,#123028 100%);
  border-radius:var(--radius-lg);padding:32px;color:#BDD3CC;
  display:flex;flex-direction:column;justify-content:center;
}
.notice-aside h3{color:#fff;font-size:21px}
.notice-aside p{font-size:14.5px;margin-top:12px;line-height:1.85}
.notice-aside .btn-outline-light{margin-top:24px;align-self:flex-start}

/* FAQ */
.faq .accordion-item{
  border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;
  margin-bottom:14px;background:var(--card);box-shadow:var(--sh1);
}
.faq .accordion-button{
  background:var(--card);color:var(--text);font-size:16.5px;font-weight:700;
  padding:20px 22px;box-shadow:none;gap:0;
}
.faq .accordion-button:not(.collapsed){
  color:var(--primary-dark);background:rgba(0,168,132,.06);
  box-shadow:inset 4px 0 0 var(--primary);
}
.faq .accordion-button:focus{
  box-shadow:inset 4px 0 0 var(--primary),0 0 0 3px rgba(0,168,132,.22);
  border-color:transparent;
}
.faq__num{
  flex:0 0 30px;width:30px;height:30px;margin-right:14px;border-radius:9px;
  display:inline-grid;place-items:center;background:var(--dark);color:#fff;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.faq .accordion-button:not(.collapsed) .faq__num{background:var(--primary)}
.faq__q{flex:1;text-align:left;line-height:1.5}
.faq .accordion-button::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  background-image:none;width:28px;height:28px;flex:0 0 28px;margin-left:16px;
  display:grid;place-items:center;border-radius:9px;font-size:12px;
  background-color:rgba(0,168,132,.12);color:var(--primary-dark);
  transition:background-color .25s ease,color .25s ease,transform .25s ease;
}
.faq .accordion-button:not(.collapsed)::after{
  content:"\f068";background-color:var(--primary);color:#fff;transform:rotate(180deg);
}
.faq .accordion-body{
  padding:2px 24px 24px 66px;font-size:16px;line-height:1.85;color:var(--muted);
  background:rgba(0,168,132,.06);
}

/* CTA 横幅 */
.cta-wrap{padding:0 0 86px}
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0C1512 0%,#123028 100%);
  border-radius:24px;padding:46px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh2);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,168,132,.35) 0%,rgba(0,168,132,0) 70%);
}
.cta-band__text{position:relative;z-index:2;max-width:620px}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,28px)}
.cta-band p{color:#B4CBC4;margin-top:12px;font-size:15px}
.cta-band__actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--dark);color:#A8BDB7;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-size:18px;font-weight:800;margin-bottom:16px}
.footer-brand__mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:15px;flex:0 0 34px;
}
.footer-text{font-size:14px;line-height:1.9;color:#8FA6A0}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-col a{display:block;color:#A8BDB7;font-size:14px;padding:6px 0}
.footer-col a:hover{color:var(--primary);text-decoration:none}
.footer-list li{display:flex;gap:9px;font-size:14px;padding:5px 0;color:#A8BDB7}
.footer-list i{font-size:5px;color:var(--primary);margin-top:12px;flex:0 0 auto}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:#7E948F;flex-wrap:wrap;
}
.footer-bottom a{color:#A8BDB7}
.footer-bottom a:hover{color:var(--primary);text-decoration:none}

/* 响应式 */
@media (min-width:992px){
  .nav-wrap.collapse:not(.show){display:flex}
}
@media (max-width:1199.98px){
  .shell{max-width:1000px}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex}
  .nav-wrap{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:14px;
    background:var(--warm);border-bottom:1px solid var(--border);
    box-shadow:var(--sh2);padding:16px 20px 22px;
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-list a{padding:12px 14px;border-radius:12px;font-size:15.5px}
  .header__cta .btn-brand{width:100%}
  .section{padding:62px 0}
  .hero__inner{padding:64px 0 56px}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline{grid-template-columns:1fr}
  .path{grid-template-columns:1fr}
  .notice-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .cta-wrap{padding-bottom:62px}
  .cta-band{padding:36px 30px;flex-direction:column;align-items:flex-start;gap:24px}
  .faq .accordion-body{padding-left:24px}
}
@media (max-width:575.98px){
  .shell{padding:0 16px}
  .topbar__left span{display:none}
  .brand{font-size:16.5px}
  .brand__mark{width:34px;height:34px;flex:0 0 34px;font-size:15px}
  .header__inner{min-height:64px}
  .hero h1{font-size:30px}
  .hero__sub{font-size:15.5px}
  .btn-brand,.btn-outline-brand,.btn-ghost{width:100%}
  .hero__cta .btn-brand,.hero__cta .btn-outline-brand{width:100%}
  .stats{grid-template-columns:1fr 1fr;gap:14px}
  .stat{padding:20px 18px}
  .stat__num{font-size:27px}
  .t-item{flex-direction:column;gap:8px;padding:18px}
  .t-item__date{flex:none}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px}
  .faq .accordion-button{font-size:15.5px;padding:16px 16px}
  .faq .accordion-body{padding:0 16px 20px 16px;font-size:15px}
}

/* roulang page: category3 */
:root{
  --brand:#00A884;
  --brand-dark:#007A63;
  --coral:#FF6B4A;
  --amber:#FFC53D;
  --bg:#F5F7F4;
  --deep:#0C1512;
  --card:#FFFFFF;
  --line:#E3EAE5;
  --ink:#10201C;
  --muted:#5B6B66;
  --weak:#8A9A95;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 8px 24px rgba(12,21,18,.08);
  --sh-2:0 14px 36px rgba(12,21,18,.12);
  --sh-brand:0 10px 24px rgba(0,168,132,.28);
  --grad:linear-gradient(135deg,#00A884 0%,#00A884 45%,#FF6B4A 100%);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s,background-color .2s,border-color .2s;}
a:hover{color:var(--brand);text-decoration:underline;}
h1,h2,h3,h4{font-weight:800;line-height:1.3;color:var(--ink);margin:0;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:3px solid rgba(0,168,132,.35);outline-offset:2px;}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--deep);color:#D8E5E0;font-size:13px;line-height:1.6;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;}
.topbar__note{display:flex;align-items:center;gap:8px;color:#9FBDB4;}
.topbar__note i{color:var(--brand);}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar__right a{color:#D8E5E0;}
.topbar__right a:hover{color:#fff;text-decoration:none;}
.topbar__right .is-strong{color:var(--amber);font-weight:600;}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 28px rgba(12,21,18,.09);}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:19px;letter-spacing:.2px;}
.brand:hover{color:var(--brand-dark);text-decoration:none;}
.brand__mark{
  width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:17px;box-shadow:var(--sh-brand);
}
.brand__text{white-space:nowrap;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:18px;line-height:1;
}
.nav-wrap{display:flex;align-items:center;gap:26px;flex:1;justify-content:flex-end;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  display:block;padding:9px 14px;border-radius:999px;
  font-size:15.5px;font-weight:500;color:var(--ink);
}
.nav-list a:hover{background:#E9F6F1;color:var(--brand-dark);text-decoration:none;}
.nav-list a.is-active{background:#E3F5EF;color:var(--brand-dark);font-weight:700;}
.header__cta{display:flex;align-items:center;}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border:0;border-radius:12px;
  background:var(--grad);color:#fff;font-weight:700;font-size:15.5px;
  box-shadow:var(--sh-brand);cursor:pointer;transition:transform .18s,filter .18s,box-shadow .18s;
}
.btn-brand:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 30px rgba(0,168,132,.34);color:#fff;text-decoration:none;}
.btn-brand:active{transform:translateY(0);}
.btn-brand.btn-sm{height:42px;padding:0 20px;font-size:15px;border-radius:11px;}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:12px;border:1.5px solid var(--brand);
  background:#fff;color:var(--brand-dark);font-weight:700;font-size:15.5px;
  transition:background-color .18s,color .18s,transform .18s;
}
.btn-line:hover{background:var(--brand);color:#fff;text-decoration:none;transform:translateY(-1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:12px;border:1.5px solid rgba(255,255,255,.55);
  background:transparent;color:#fff;font-weight:700;
  transition:background-color .18s,border-color .18s;
}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;text-decoration:none;}

/* ============ 倒计时条 ============ */
.countdown-bar{background:linear-gradient(90deg,#0C1512 0%,#0F3B31 60%,#12513F 100%);color:#E7F3EF;}
.countdown-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:50px;padding:6px 0;}
.countdown-note{display:flex;align-items:center;gap:10px;font-size:14px;}
.countdown-note i{color:var(--amber);}
.countdown-note strong{color:#fff;}
.cd-clock{display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums;}
.cd-unit{
  min-width:56px;text-align:center;padding:4px 10px;border-radius:10px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
}
.cd-unit b{display:block;font-size:18px;line-height:1.2;color:#fff;}
.cd-unit span{font-size:11px;color:#9FBDB4;}
.cd-sep{color:rgba(255,255,255,.45);}

/* ============ HERO ============ */
.page-hero{
  position:relative;color:#fff;overflow:hidden;
  background-image:linear-gradient(115deg,rgba(12,21,18,.86) 0%,rgba(12,21,18,.72) 52%,rgba(0,122,99,.75) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.page-hero__inner{position:relative;display:grid;grid-template-columns:1.25fr .85fr;gap:44px;align-items:center;padding:78px 20px 82px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:18px;
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.4px;
  background:rgba(0,168,132,.22);border:1px solid rgba(0,168,132,.5);color:#B9F0E1;
}
.page-hero h1{font-size:clamp(32px,4vw,42px);color:#fff;margin-bottom:18px;letter-spacing:.3px;}
.page-hero .lead{font-size:17px;line-height:1.9;color:#D5E6E0;max-width:640px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;}
.hero-facts li{
  display:flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);font-size:13.5px;color:#E4F1EC;
}
.hero-facts i{color:var(--brand);}
.hero-card{
  background:rgba(255,255,255,.97);color:var(--ink);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh-2);border:1px solid rgba(255,255,255,.6);
}
.hero-card h2{font-size:19px;margin-bottom:6px;}
.hero-card .sub{font-size:13.5px;color:var(--weak);margin-bottom:18px;}
.step-mini{display:flex;gap:14px;padding:12px 0;border-bottom:1px dashed var(--line);}
.step-mini:last-of-type{border-bottom:0;}
.step-mini__num{
  flex:0 0 34px;width:34px;height:34px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:#E3F5EF;color:var(--brand-dark);font-weight:800;font-size:14px;
}
.step-mini__num.is-hot{background:rgba(255,107,74,.14);color:#D6452A;}
.step-mini b{display:block;font-size:15px;line-height:1.5;}
.step-mini span{font-size:13px;color:var(--muted);line-height:1.6;}
.progress-wrap{margin-top:16px;}
.progress-track{height:8px;border-radius:999px;background:#E9EFEC;overflow:hidden;}
.progress-fill{height:100%;width:62%;border-radius:999px;background:var(--grad);}
.progress-label{display:flex;justify-content:space-between;font-size:12.5px;color:var(--weak);margin-top:8px;}

/* ============ 通用板块 ============ */
.section{padding:84px 0;}
.section--tight{padding:64px 0;}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-tag{
  display:inline-block;margin-bottom:14px;padding:5px 14px;border-radius:999px;
  background:#E3F5EF;color:var(--brand-dark);font-size:12.5px;font-weight:700;letter-spacing:.4px;
}
.section-title{font-size:clamp(24px,3vw,32px);margin-bottom:14px;}
.section-sub{font-size:16px;color:var(--muted);line-height:1.85;margin:0;}

/* ============ 流程时间线 ============ */
.flow-line{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;}
.flow-step{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh-1);transition:transform .22s,border-color .22s,box-shadow .22s;
}
.flow-step:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh-2);}
.flow-step__num{
  display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:14px;
  background:var(--grad);color:#fff;font-size:20px;font-weight:800;margin-bottom:16px;box-shadow:var(--sh-brand);
}
.flow-step h3{font-size:18px;margin-bottom:8px;}
.flow-step p{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0 0 12px;}
.flow-step .mini-tag{display:inline-block;padding:4px 11px;border-radius:999px;background:#F2F6F3;color:var(--muted);font-size:12px;}

/* ============ 报名分栏 ============ */
.split{display:grid;grid-template-columns:1.12fr .88fr;gap:32px;align-items:start;}
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 26px;box-shadow:var(--sh-1);
}
.panel + .panel{margin-top:24px;}
.panel__head{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.panel__icon{
  width:42px;height:42px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:#E3F5EF;color:var(--brand-dark);font-size:17px;flex:0 0 42px;
}
.panel__icon.is-coral{background:rgba(255,107,74,.13);color:#D6452A;}
.panel__head h3{font-size:19px;}
.panel__head span{display:block;font-size:13px;color:var(--weak);font-weight:400;}
.check-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink);}
.check-list li:last-child{border-bottom:0;}
.check-list i{color:var(--brand);margin-top:5px;font-size:14px;}
.check-list em{font-style:normal;color:var(--muted);display:block;font-size:13.5px;line-height:1.7;}
.panel-media{border-radius:var(--r-md);overflow:hidden;margin-bottom:20px;position:relative;}
.panel-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s;}
.panel-media:hover img{transform:scale(1.03);}
.panel-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,21,18,0) 45%,rgba(12,21,18,.55) 100%);}
.panel-media figcaption{position:absolute;left:16px;bottom:14px;color:#fff;font-size:13.5px;z-index:2;}

/* ============ 表单 ============ */
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 26px;box-shadow:var(--sh-2);position:sticky;top:96px;
}
.form-card__head{margin-bottom:22px;}
.form-card__head h3{font-size:21px;margin-bottom:6px;}
.form-card__head p{font-size:13.5px;color:var(--muted);margin:0;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink);}
.field label .req{color:var(--coral);margin-left:4px;}
.field input[type="text"],
.field input[type="tel"],
.field input[type="email"],
.field select,
.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:12px;border:1px solid var(--line);
  background:#FBFCFB;color:var(--ink);line-height:1.4;
  transition:border-color .2s,box-shadow .2s,background-color .2s;
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;resize:vertical;}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(0,168,132,.15);
}
.field .hint{font-size:12.5px;color:var(--weak);margin-top:6px;}
.captcha-row{display:flex;gap:12px;align-items:center;}
.captcha-row input{flex:1;}
.captcha-box{
  flex:0 0 118px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:#EAF6F1;border:1px dashed rgba(0,168,132,.5);color:var(--brand-dark);
  font-weight:700;letter-spacing:1px;font-size:15px;
}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--muted);margin-bottom:20px;}
.check-row input[type="checkbox"]{width:18px;height:18px;margin-top:3px;accent-color:var(--brand);flex:0 0 18px;}
.form-alert{display:none;border-radius:12px;padding:12px 16px;font-size:14px;margin-bottom:18px;line-height:1.7;}
.form-alert.is-error{display:block;background:rgba(255,107,74,.1);color:#C33E22;border:1px solid rgba(255,107,74,.35);}
.form-alert.is-ok{display:block;background:rgba(0,168,132,.1);color:var(--brand-dark);border:1px solid rgba(0,168,132,.35);}
.form-actions .btn-brand{width:100%;height:52px;font-size:16px;}
.form-note{font-size:12.5px;color:var(--weak);text-align:center;margin:14px 0 0;}

/* ============ 领取方式卡 ============ */
.pick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.pick-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .22s,border-color .22s,box-shadow .22s;
}
.pick-card:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh-2);}
.pick-card__media{position:relative;overflow:hidden;}
.pick-card__media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s;}
.pick-card:hover .pick-card__media img{transform:scale(1.04);}
.pick-card__badge{
  position:absolute;top:14px;left:14px;padding:5px 12px;border-radius:999px;
  background:rgba(12,21,18,.72);color:#fff;font-size:12px;font-weight:600;backdrop-filter:blur(4px);
}
.pick-card__body{padding:22px 22px 24px;}
.pick-card__body h3{font-size:18.5px;margin-bottom:10px;}
.pick-card__body p{font-size:14.5px;color:var(--muted);line-height:1.85;margin:0 0 14px;}
.pick-card__meta{display:flex;flex-wrap:wrap;gap:8px;}
.pick-card__meta span{padding:4px 11px;border-radius:999px;background:#F2F6F3;color:var(--muted);font-size:12px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-note{
  display:flex;align-items:center;gap:12px;margin-bottom:24px;padding:14px 18px;border-radius:14px;
  background:#FFF6E5;border:1px solid rgba(255,197,61,.55);color:#7A5A10;font-size:14px;
}
.faq-note i{color:#D99B00;}
.accordion-item{
  background:#fff;border:1px solid var(--line)!important;border-radius:var(--r-md)!important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(0,168,132,.5)!important;}
.accordion-button{
  display:flex;align-items:center;gap:14px;width:100%;padding:18px 22px;background:#fff;
  font-size:16.5px;font-weight:700;color:var(--ink);box-shadow:none!important;
}
.accordion-button:not(.collapsed){background:#F4FBF8;color:var(--brand-dark);}
.accordion-button::after{display:none;}
.accordion-button .q-num{
  flex:0 0 32px;width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:#E3F5EF;color:var(--brand-dark);font-size:14px;font-weight:800;
}
.accordion-button:not(.collapsed) .q-num{background:var(--brand);color:#fff;}
.accordion-button .q-text{flex:1;text-align:left;}
.accordion-button .q-icon{color:var(--weak);font-size:15px;transition:transform .25s;}
.accordion-button:not(.collapsed) .q-icon{transform:rotate(45deg);color:var(--brand);}
.accordion-body{
  padding:6px 22px 22px 68px;font-size:15.5px;line-height:1.85;color:var(--muted);
  border-left:4px solid var(--brand);margin-left:0;
}

/* ============ CTA 横幅 ============ */
.cta-band{
  position:relative;border-radius:24px;overflow:hidden;color:#fff;
  background-image:linear-gradient(110deg,rgba(12,21,18,.9),rgba(0,122,99,.82)),url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
}
.cta-band__inner{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:44px 40px;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:10px;}
.cta-band p{color:#CDE3DC;font-size:15px;margin:0;max-width:620px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:#B9CCC6;padding:66px 0 26px;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:800;color:#fff;margin-bottom:16px;}
.footer-brand__mark{
  width:36px;height:36px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:16px;
}
.footer-text{font-size:14px;line-height:1.85;color:#8FA8A1;margin:0;max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col a{display:block;font-size:14px;color:#A9C0BA;padding:5px 0;}
.footer-col a:hover{color:var(--brand);text-decoration:none;}
.footer-list li{display:flex;gap:9px;font-size:14px;color:#A9C0BA;padding:5px 0;line-height:1.7;}
.footer-list i{color:var(--brand);font-size:7px;margin-top:9px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:#7E958F;
}
.footer-bottom a{color:#A9C0BA;}
.footer-bottom a:hover{color:var(--brand);text-decoration:none;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .page-hero__inner{grid-template-columns:1fr;gap:34px;padding:64px 20px 68px;}
  .flow-line{grid-template-columns:repeat(2,1fr);}
  .pick-grid{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;}
  .form-card{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:991px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-wrap{
    display:none;flex-direction:column;align-items:stretch;gap:8px;
    padding:14px 0 20px;border-top:1px solid var(--line);margin-top:12px;
  }
  .nav-wrap.show{display:flex;}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-list a{padding:12px 14px;border-radius:12px;font-size:16px;}
  .header__cta{margin-top:8px;}
  .header__cta .btn-brand{width:100%;}
  .header__inner{flex-wrap:wrap;min-height:68px;}
  .section{padding:64px 0;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;padding:34px 26px;}
}
@media (max-width:767px){
  .topbar__note{display:none;}
  .topbar__inner{justify-content:flex-end;min-height:36px;}
  .countdown-bar__inner{flex-direction:column;align-items:flex-start;gap:10px;padding:12px 0;}
  .cd-clock{gap:6px;}
  .cd-unit{min-width:48px;padding:3px 8px;}
  .page-hero__inner{padding:52px 20px 56px;}
  .page-hero h1{font-size:30px;}
  .hero-actions .btn-brand,.hero-actions .btn-line,.hero-actions .btn-ghost{width:100%;}
  .flow-line{grid-template-columns:1fr;gap:16px;}
  .pick-grid{grid-template-columns:1fr;gap:20px;}
  .section{padding:52px 0;}
  .panel{padding:22px 20px;}
  .form-card{padding:22px 20px;}
  .accordion-body{padding:6px 18px 20px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .shell{padding:0 16px;}
  .brand{font-size:16.5px;}
  .brand__mark{width:34px;height:34px;font-size:15px;}
  .captcha-row{flex-wrap:wrap;}
  .captcha-box{flex:1 0 100%;}
  .cd-unit b{font-size:16px;}
}