/* roulang page: index */
:root{
  --c-primary:#14507A;
  --c-primary-dark:#0F3E60;
  --c-primary-deep:#0A2C45;
  --c-primary-100:#E8F1F8;
  --c-primary-50:#F2F7FB;
  --c-accent:#FF7A45;
  --c-accent-dark:#E8642F;
  --c-mint:#12B39A;
  --c-ink:#16232E;
  --c-muted:#5A6B7A;
  --c-faint:#8C9BA8;
  --c-line:#E3EAF1;
  --c-bg:#F6F9FC;
  --c-card:#FFFFFF;
  --c-veil:#0A1C2B;
  --r-xl:16px;
  --r-lg:14px;
  --r-md:12px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-rest:0 2px 10px rgba(10,28,43,.06);
  --sh-hover:0 12px 28px rgba(10,28,43,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:15px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  padding-bottom:72px;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}
::selection{background:rgba(255,122,69,.24)}

.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 16px;
}
@media (min-width:768px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-sm);
  font-size:15px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  transition:background-color .28s var(--ease),color .28s var(--ease),transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn--accent{background:var(--c-accent);color:#fff;box-shadow:0 6px 18px rgba(255,122,69,.28)}
.btn--accent:hover{background:var(--c-accent-dark)}
.btn--primary{background:var(--c-primary);color:#fff}
.btn--primary:hover{background:var(--c-primary-dark)}
.btn--outline{background:#fff;color:var(--c-primary);border:1px solid var(--c-line)}
.btn--outline:hover{border-color:var(--c-primary);background:var(--c-primary-50)}
.btn--ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.55)}
.btn--ghost:hover{background:rgba(255,255,255,.16)}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  transition:background-color .2s ease,box-shadow .2s ease,border-color .2s ease;
  border-bottom:1px solid transparent;
}
.site-header__bar{
  height:var(--nav-h);
  display:flex;
  align-items:center;
  gap:20px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  letter-spacing:-.2px;
  color:#fff;
  transition:color .2s ease;
}
.logo__mark{
  width:34px;height:34px;
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--c-accent);
  color:#fff;
  font-size:16px;
  font-weight:700;
  flex:0 0 auto;
}
.nav-main{
  display:none;
  align-items:center;
  gap:6px;
  margin-left:18px;
}
.nav-main a{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  color:rgba(255,255,255,.86);
  transition:color .2s ease;
}
.nav-main a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--c-accent);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .28s var(--ease);
}
.nav-main a:hover{color:#fff}
.nav-main a:hover::after{transform:scaleX(1)}
.nav-main a.is-active{color:#fff;font-weight:600}
.nav-main a.is-active::after{transform:scaleX(1)}
.site-header__tools{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:10px;
}
.search-toggle{
  width:40px;height:40px;
  border-radius:var(--r-pill);
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  font-size:16px;
  transition:background-color .22s ease,color .22s ease;
}
.search-toggle:hover{background:rgba(255,255,255,.16)}
.search-box{
  display:none;
  width:320px;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.4);
  border-radius:var(--r-sm);
  height:40px;
  padding:0 12px;
  transition:background-color .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.search-box.is-open{display:flex}
.search-box input{
  flex:1;
  border:0;outline:0;background:transparent;
  color:#fff;
  font-size:14px;
}
.search-box input::placeholder{color:rgba(255,255,255,.7)}
.header-cta{
  display:none;
  height:40px;
  padding:0 18px;
  font-size:14px;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--c-line);
  box-shadow:var(--sh-rest);
}
.site-header.is-scrolled .logo{color:var(--c-ink)}
.site-header.is-scrolled .nav-main a{color:var(--c-muted)}
.site-header.is-scrolled .nav-main a:hover{color:var(--c-primary)}
.site-header.is-scrolled .nav-main a.is-active{color:var(--c-primary)}
.site-header.is-scrolled .search-toggle{color:var(--c-ink)}
.site-header.is-scrolled .search-toggle:hover{background:var(--c-primary-50)}
.site-header.is-scrolled .search-box{background:#fff;border-color:var(--c-line)}
.site-header.is-scrolled .search-box input{color:var(--c-ink)}
.site-header.is-scrolled .search-box input::placeholder{color:var(--c-faint)}
@media (min-width:1024px){
  .nav-main{display:flex}
  .header-cta{display:inline-flex}
}

/* ============ Hero ============ */
.hero{
  position:relative;
  min-height:62vh;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  color:#fff;
  background:var(--c-veil);
}
.hero__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.hero__veil{
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(10,28,43,.92) 0%,rgba(10,28,43,.78) 34%,rgba(10,28,43,.34) 66%,rgba(10,28,43,.06) 100%);
}
.hero__inner{
  position:relative;
  z-index:2;
  width:100%;
  padding-top:calc(var(--nav-h) + 44px);
  padding-bottom:40px;
  display:flex;
  align-items:flex-end;
  gap:36px;
  justify-content:space-between;
}
.hero__text{max-width:100%}
.hero__tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  font-size:12px;
  letter-spacing:.2px;
  margin-bottom:18px;
}
.hero__tag i{color:var(--c-accent)}
.hero__title{
  font-size:30px;
  font-weight:700;
  line-height:1.28;
  letter-spacing:-.4px;
  max-width:620px;
}
.hero__sub{
  margin-top:14px;
  font-size:15px;
  line-height:1.7;
  color:rgba(255,255,255,.86);
  max-width:520px;
}
.hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.hero__stats{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px 20px;
  margin-top:32px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.2);
  max-width:560px;
}
.stat__num{
  font-size:20px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:-.3px;
  font-variant-numeric:tabular-nums;
}
.stat__label{
  margin-top:4px;
  font-size:12px;
  color:rgba(255,255,255,.72);
}
.hero__rail{
  display:none;
  gap:14px;
  flex:0 0 auto;
}
.rail-card{
  position:relative;
  width:118px;
  aspect-ratio:2/3;
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.32);
  background:rgba(255,255,255,.08);
  transition:transform .28s var(--ease),border-color .28s var(--ease);
}
.rail-card img{width:100%;height:100%;object-fit:cover}
.rail-card__label{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:22px 10px 9px;
  font-size:12px;
  background:linear-gradient(180deg,rgba(10,28,43,0) 0%,rgba(10,28,43,.86) 100%);
}
.rail-card:hover{transform:translateY(-4px);border-color:var(--c-accent)}
@media (min-width:768px){
  .hero{min-height:70vh}
  .hero__title{font-size:38px}
  .hero__stats{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media (min-width:1024px){
  .hero{min-height:78vh}
  .hero__inner{padding-bottom:56px}
  .hero__text{max-width:45%}
  .hero__title{font-size:46px;line-height:1.25}
  .hero__sub{font-size:17px}
  .hero__rail{display:flex}
}

/* ============ 板块通用 ============ */
.section{padding:48px 0}
@media (min-width:768px){.section{padding:64px 0}}
@media (min-width:1024px){.section{padding:80px 0}}
.section--tint{background:var(--c-primary-100)}
.section--white{background:#fff}
.section--overlap{margin-top:-28px;position:relative;z-index:5}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:26px;
  flex-wrap:wrap;
}
.section-title{
  font-size:22px;
  font-weight:600;
  line-height:1.35;
  letter-spacing:-.2px;
}
@media (min-width:768px){.section-title{font-size:28px}}
@media (min-width:1024px){.section-title{font-size:30px}}
.section-desc{
  margin-top:8px;
  font-size:14px;
  color:var(--c-muted);
  max-width:640px;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
  transition:color .22s ease,gap .22s ease;
}
.text-link:hover{color:var(--c-accent);gap:10px}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  color:var(--c-primary);
  background:rgba(20,80,122,.1);
  border-radius:var(--r-pill);
  padding:4px 12px;
  margin-bottom:12px;
}

/* ============ 横滑片库 ============ */
.slider-wrap{position:relative;padding:0 16px}
@media (min-width:768px){.slider-wrap{padding:0 24px}}
@media (min-width:1024px){.slider-wrap{padding:0 32px}}
.slider{
  display:flex;
  gap:16px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 24px 18px;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.slider::-webkit-scrollbar{display:none}
.poster-card{
  position:relative;
  flex:0 0 66%;
  max-width:190px;
  aspect-ratio:2/3;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:#fff;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-rest);
  scroll-snap-align:start;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.poster-card img{width:100%;height:100%;object-fit:cover;transition:transform .28s var(--ease)}
.poster-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.poster-card:hover img{transform:scale(1.04)}
.poster-card__badge{
  position:absolute;
  top:10px;left:10px;
  font-size:12px;
  padding:3px 10px;
  border-radius:var(--r-pill);
  background:rgba(20,80,122,.12);
  color:var(--c-primary);
  backdrop-filter:blur(4px);
}
.poster-card__meta{
  position:absolute;
  right:10px;bottom:10px;
  font-size:12px;
  padding:3px 10px;
  border-radius:var(--r-pill);
  background:rgba(10,28,43,.72);
  color:#fff;
}
@media (min-width:768px){
  .poster-card{flex:0 0 200px}
}
.slider-arrow{
  position:absolute;
  top:42%;
  width:40px;height:40px;
  border-radius:var(--r-pill);
  background:#fff;
  color:var(--c-primary);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-rest);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:6;
  transition:background-color .22s ease,color .22s ease;
}
.slider-arrow:hover{background:var(--c-primary);color:#fff}
.slider-arrow--prev{left:6px}
.slider-arrow--next{right:6px}
.slider-wrap:hover .slider-arrow{display:flex}
@media (max-width:767px){.slider-arrow{display:none!important}}

/* ============ 热播推荐 ============ */
.hot-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
}
.hot-main{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  background:var(--c-veil);
  color:#fff;
  min-height:280px;
  display:flex;
  align-items:flex-end;
  box-shadow:var(--sh-rest);
}
.hot-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9}
.hot-main__veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,28,43,.14) 0%,rgba(10,28,43,.86) 100%)}
.hot-main__body{position:relative;z-index:2;padding:26px}
.hot-main__body h3{font-size:22px;font-weight:600;line-height:1.4}
.hot-main__body p{margin-top:10px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.84);max-width:520px}
.hot-main__body .btn{margin-top:18px}
.hot-side{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:#fff;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-rest);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.hot-side img{width:100%;aspect-ratio:2/3;object-fit:cover;transition:transform .28s var(--ease)}
.hot-side__body{padding:14px 16px 18px}
.hot-side__body h3{font-size:16px;font-weight:600;line-height:1.45}
.hot-side__body span{display:block;margin-top:6px;font-size:13px;color:var(--c-muted)}
.hot-side:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.hot-side:hover img{transform:scale(1.04)}
.hot-side:hover h3{color:var(--c-primary)}
@media (min-width:768px){
  .hot-grid{grid-template-columns:repeat(24,1fr);gap:24px}
  .hot-main{grid-column:span 14;min-height:420px}
  .hot-side{grid-column:span 5}
}
@media (min-width:1024px){
  .hot-grid{grid-template-columns:repeat(24,1fr)}
  .hot-main{grid-column:span 14}
  .hot-side{grid-column:span 5}
}

/* ============ 内容卡片（CMS 区） ============ */
.news-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
}
@media (min-width:700px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.news-card{
  display:flex;
  flex-direction:column;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-rest);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#d6e2ec}
.news-card__thumb{
  aspect-ratio:16/9;
  background:linear-gradient(135deg,var(--c-primary-100) 0%,#dbe9f4 100%);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--c-primary);
  font-size:34px;
  font-weight:700;
  letter-spacing:2px;
}
.news-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.news-card__title{
  margin-top:10px;
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .22s ease;
}
.news-card:hover .news-card__title{color:var(--c-primary)}
.news-card__desc{
  margin-top:8px;
  font-size:14px;
  line-height:1.65;
  color:var(--c-muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card__foot{
  margin-top:auto;
  padding-top:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--c-faint);
}
.news-card__more{color:var(--c-primary);font-weight:600}
.news-card:hover .news-card__more{color:var(--c-accent)}
.badge{
  display:inline-flex;
  align-items:center;
  align-self:flex-start;
  height:24px;
  padding:0 10px;
  border-radius:var(--r-pill);
  background:rgba(20,80,122,.1);
  color:var(--c-primary);
  font-size:12px;
  font-weight:600;
}
.badge--accent{background:var(--c-accent);color:#fff}
.badge--mint{background:rgba(18,179,154,.14);color:#0E8E7B}
.empty-state{
  text-align:center;
  padding:52px 24px;
  background:#fff;
  border:1px dashed var(--c-line);
  border-radius:var(--r-lg);
}
.empty-state__art{
  width:64px;height:64px;
  margin:0 auto 16px;
  border-radius:var(--r-lg);
  background:var(--c-primary-100);
  color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:700;
}
.empty-state p{color:var(--c-muted);font-size:14px;margin-bottom:18px}

/* ============ 片单分区 ============ */
.list-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
}
@media (min-width:640px){.list-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.list-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}
.list-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.list-card img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .28s var(--ease)}
.list-card__body{padding:12px 14px 16px}
.list-card__body h3{font-size:15px;font-weight:600;line-height:1.45}
.list-card__body span{display:block;margin-top:6px;font-size:13px;color:var(--c-muted)}
.list-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.list-card:hover img{transform:scale(1.04)}
.list-card:hover h3{color:var(--c-primary)}
.rank-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
}
@media (min-width:640px){.rank-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.rank-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
.rank-card{
  position:relative;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.rank-card img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .28s var(--ease)}
.rank-card__no{
  position:absolute;
  top:10px;left:10px;
  min-width:26px;height:26px;
  padding:0 7px;
  border-radius:8px;
  background:var(--c-primary);
  color:#fff;
  font-size:13px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.rank-card__body{padding:12px 14px 16px}
.rank-card__body h3{font-size:15px;font-weight:600;line-height:1.45}
.rank-card__body span{display:block;margin-top:6px;font-size:13px;color:var(--c-muted)}
.rank-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.rank-card:hover img{transform:scale(1.04)}
.rank-card:hover h3{color:var(--c-primary)}

/* ============ 数据 / 证据 ============ */
.proof{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
}
@media (min-width:768px){.proof{grid-template-columns:repeat(3,minmax(0,1fr))}}
.proof-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--sh-rest);
}
.proof-card__icon{
  width:44px;height:44px;
  border-radius:var(--r-md);
  background:var(--c-primary-100);
  color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;
  margin-bottom:16px;
}
.proof-card h3{font-size:17px;font-weight:600;line-height:1.5}
.proof-card p{margin-top:8px;font-size:14px;line-height:1.7;color:var(--c-muted)}

/* ============ CTA 横幅 ============ */
.cta-band{
  background:var(--c-primary-100);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
}
.cta-band__inner{
  display:flex;
  flex-direction:column;
  gap:22px;
}
.cta-band__inner h2{font-size:22px;font-weight:600;line-height:1.38}
.cta-band__inner p{margin-top:8px;font-size:14px;color:var(--c-muted)}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px}
@media (min-width:768px){
  .cta-band__inner{flex-direction:row;align-items:center;justify-content:space-between}
  .cta-band__inner h2{font-size:26px}
}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item:first-child{border-top:1px solid var(--c-line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 4px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  line-height:1.6;
  color:var(--c-ink);
  transition:color .22s ease;
}
.faq-q:hover{color:var(--c-primary)}
.faq-q i{
  flex:0 0 auto;
  font-size:14px;
  color:var(--c-primary);
  transition:transform .28s var(--ease);
}
.faq-item.open .faq-q{color:var(--c-primary)}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .32s var(--ease);
}
.faq-a__inner{
  background:var(--c-primary-50);
  border-radius:var(--r-md);
  padding:16px 18px;
  margin-bottom:16px;
  font-size:14px;
  line-height:1.85;
  color:var(--c-muted);
}
.faq-item.open .faq-a{max-height:420px}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-veil);
  color:#C7D3DD;
  padding:56px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:32px;
}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-brand__logo{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-size:17px;font-weight:700;
}
.footer-brand__logo .logo__mark{background:var(--c-accent)}
.footer-brand p{
  margin-top:14px;
  font-size:13px;
  line-height:2;
  color:#C7D3DD;
  max-width:300px;
}
.footer-col h4{
  color:#fff;
  font-size:14px;
  font-weight:600;
  margin-bottom:14px;
}
.footer-col a,.footer-col span{
  display:block;
  font-size:13px;
  line-height:2;
  color:#C7D3DD;
  transition:color .22s ease;
}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:40px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:#93A6B4;
}
.to-top{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:36px;
  padding:0 14px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;
  font-size:13px;
  transition:background-color .22s ease,border-color .22s ease;
}
.to-top:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5)}

/* ============ 移动底部 Tab ============ */
.mobile-tab{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:90;
  display:flex;
  background:#fff;
  border-top:1px solid var(--c-line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab__item{
  flex:1;
  height:60px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  font-size:11px;
  color:var(--c-muted);
  position:relative;
  transition:color .22s ease;
}
.mobile-tab__item i{font-size:19px}
.mobile-tab__item.is-active{color:var(--c-primary);font-weight:600}
.mobile-tab__item.is-active::before{
  content:"";
  position:absolute;
  top:0;left:50%;
  transform:translateX(-50%);
  width:4px;height:4px;
  border-radius:50%;
  background:var(--c-accent);
}
@media (min-width:1024px){
  .mobile-tab{display:none}
  body{padding-bottom:0}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms!important;animation-duration:.001ms!important}
  html{scroll-behavior:auto}
  .poster-card:hover,.news-card:hover,.list-card:hover,.rank-card:hover,.hot-side:hover,.rail-card:hover{transform:none}
}

/* roulang page: article */
:root{
  --primary:#14507A;
  --primary-dark:#0F3E60;
  --primary-deep:#0A2C45;
  --primary-light:#E8F1F8;
  --primary-mist:#F2F7FB;
  --accent:#FF7A45;
  --accent-dark:#E8642F;
  --mint:#12B39A;
  --ink:#16232E;
  --muted:#5A6B7A;
  --faint:#8C9BA8;
  --line:#E3EAF1;
  --page:#F6F9FC;
  --card:#FFFFFF;
  --overlay:#0A1C2B;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-rest:0 2px 10px rgba(10,28,43,.06);
  --shadow-hover:0 12px 28px rgba(10,28,43,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:translateY(0)}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(255,122,69,.24)}
.btn--accent:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,122,69,.28)}
.btn--primary{background:var(--primary);color:#fff}
.btn--primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn--ghost{background:#fff;color:var(--primary);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--primary);background:var(--primary-mist);transform:translateY(-1px)}
.btn--sm{height:38px;padding:0 16px;font-size:14px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(10,28,43,.08)}
.site-header__bar{display:flex;align-items:center;gap:18px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap}
.logo__mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,#14507A 0%,#12B39A 100%);
  color:#fff;font-size:15px;flex:0 0 auto;
}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-main a{
  position:relative;padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--muted);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-main a:hover{color:var(--primary);background:var(--primary-mist)}
.nav-main a.is-active{color:var(--primary);font-weight:600}
.nav-main a.is-active::after{
  content:'';position:absolute;left:50%;transform:translateX(-50%);
  bottom:1px;width:20px;height:2px;border-radius:2px;background:var(--primary);
}
.site-header__tools{display:flex;align-items:center;gap:12px;margin-left:8px}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  border-radius:999px;background:var(--primary-mist);
  border:1px solid transparent;transition:background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box:focus-within{background:#fff;border-color:var(--primary);box-shadow:0 0 0 3px rgba(20,80,122,.13)}
.search-box input{
  width:160px;border:0;outline:0;background:transparent;
  font-size:14px;color:var(--ink);
}
.search-box input::placeholder{color:var(--faint)}
.search-toggle{
  display:none;width:40px;height:40px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;color:var(--muted);
  align-items:center;justify-content:center;
}
.search-toggle:hover{border-color:var(--primary);color:var(--primary)}

/* ---------- 面包屑 + 文章头 ---------- */
.article-hero{position:relative;overflow:hidden;background:var(--overlay)}
.article-hero__img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;opacity:.45;
}
.article-hero::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,28,43,.94) 0%,rgba(10,28,43,.78) 52%,rgba(10,28,43,.5) 100%);
}
.article-hero__inner{position:relative;z-index:2;max-width:920px;padding:30px 0 46px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:22px}
.breadcrumb a{color:rgba(255,255,255,.72);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:rgba(255,255,255,.92);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{
  font-size:32px;line-height:1.3;font-weight:700;letter-spacing:-.5px;
  color:#fff;margin-bottom:18px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.76)}
.meta-row .badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:999px;background:rgba(255,255,255,.18);color:#fff;font-size:12px;font-weight:600;
}
.meta-row .dot{opacity:.55}
@media(min-width:768px){
  .article-hero__inner{padding:38px 0 56px}
  .article-title{font-size:40px}
}
@media(min-width:1280px){
  .article-title{font-size:46px}
}

/* ---------- 文章主体 ---------- */
.article-section{padding:48px 0 64px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:44px;align-items:start}
.article-layout.has-toc{grid-template-columns:minmax(0,1fr) 260px}
.article-main{max-width:820px;width:100%}
.article-body{font-size:16px;line-height:1.9;color:var(--ink);word-wrap:break-word}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{
  font-size:26px;font-weight:600;line-height:1.4;color:var(--ink);
  margin:40px 0 16px;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:'';position:absolute;left:0;top:.42em;width:4px;height:20px;
  border-radius:4px;background:var(--primary);
}
.article-body h3{font-size:19px;font-weight:600;line-height:1.5;margin:32px 0 14px;color:var(--ink)}
.article-body ul,.article-body ol{margin:0 0 20px}
.article-body li{position:relative;padding-left:20px;margin-bottom:10px}
.article-body li::before{
  content:'';position:absolute;left:0;top:.78em;width:6px;height:6px;
  border-radius:50%;background:var(--primary);
}
.article-body blockquote{
  margin:24px 0;padding:16px 22px;background:var(--primary-mist);
  border-left:3px solid var(--primary);border-radius:0 var(--radius-md) var(--radius-md) 0;
  color:var(--muted);font-size:15px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-md);margin:24px auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--faint);text-align:center;margin-top:10px}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(20,80,122,.28)}
.article-body a:hover{border-bottom-color:var(--primary)}
.article-body strong{font-weight:600}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--primary-mist);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}

/* 目录 */
.toc{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:20px 18px;box-shadow:var(--shadow-rest);
}
.toc__title{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:14px;letter-spacing:.4px}
.toc ol{display:flex;flex-direction:column;gap:8px}
.toc li a{
  display:block;font-size:13px;line-height:1.6;color:var(--muted);
  padding-left:10px;border-left:2px solid var(--line);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.toc li a:hover{color:var(--primary);border-left-color:var(--primary)}
.toc .toc-l3 a{padding-left:22px;font-size:12px}

/* 空状态 */
.empty-state{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:64px 28px;text-align:center;box-shadow:var(--shadow-rest);max-width:820px;
}
.empty-state__icon{
  width:76px;height:76px;margin:0 auto 22px;border-radius:50%;
  display:grid;place-items:center;background:var(--primary-light);
  color:var(--primary);font-size:28px;
}
.empty-state h2{font-size:22px;font-weight:600;margin-bottom:12px}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:26px}

/* 标签行 */
.tag-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
}
.tag-row__label{font-size:13px;color:var(--faint)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:999px;background:var(--primary-light);color:var(--primary);
  font-size:13px;transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
a.tag:hover{background:var(--primary);color:#fff;transform:translateY(-1px)}

/* 上一篇下一篇 */
.post-nav{display:grid;grid-template-columns:1fr;gap:16px;margin-top:34px}
.post-nav__item{
  display:block;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:18px 20px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.post-nav__item:hover{border-color:var(--primary);box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.post-nav__label{display:block;font-size:12px;color:var(--faint);margin-bottom:8px}
.post-nav__title{display:block;font-size:15px;font-weight:600;color:var(--ink);line-height:1.6}
.post-nav__item:hover .post-nav__title{color:var(--primary)}
@media(min-width:768px){.post-nav{grid-template-columns:1fr 1fr}}

/* 相关推荐 */
.related{margin-top:56px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{font-size:22px;font-weight:600;color:var(--ink)}
.section-head .more{font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.section-head .more:hover{gap:10px}
.card-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:768px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-md);
  overflow:hidden;box-shadow:var(--shadow-rest);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D6E2EC}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--primary-light)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .28s var(--ease)}
.card:hover .card__media img{transform:scale(1.04)}
.card__badge{
  position:absolute;left:12px;top:12px;height:24px;padding:0 10px;border-radius:999px;
  display:inline-flex;align-items:center;font-size:12px;font-weight:600;
  background:rgba(255,255,255,.9);color:var(--primary);
}
.card__body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__title{font-size:17px;font-weight:600;line-height:1.5;color:var(--ink);transition:color .22s var(--ease)}
.card:hover .card__title{color:var(--primary)}
.card__desc{font-size:14px;line-height:1.65;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:13px;color:var(--faint)}
.card__link{color:var(--primary);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.card:hover .card__link{gap:10px}

/* 返回入口 */
.back-entry{
  display:flex;flex-wrap:wrap;gap:14px;margin-top:48px;
  padding:28px;border-radius:var(--radius-lg);
  background:var(--primary-light);border:1px solid #D8E6F1;
}
.back-entry__text{flex:1 1 260px;min-width:0}
.back-entry__text h3{font-size:18px;font-weight:600;margin-bottom:6px}
.back-entry__text p{font-size:14px;color:var(--muted)}
.back-entry__actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-deep);color:#C7D3DD;padding:56px 0 0;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:40px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-brand__logo{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-brand p{font-size:13px;line-height:1.9;color:#9FB2C1}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-col a{display:block;font-size:13px;line-height:2;color:#C7D3DD;transition:color .2s var(--ease)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 24px;font-size:13px;color:#8FA4B4;
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:#C7D3DD;transition:color .2s var(--ease)}
.to-top:hover{color:#fff}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tabbar{display:none}
@media(max-width:900px){
  .nav-main{display:none}
  .search-box{display:none}
  .header-cta{display:none}
  .search-toggle{display:flex;margin-left:auto}
  .site-header__tools{margin-left:auto}
}
@media(max-width:767px){
  body{padding-bottom:72px}
  .mobile-tabbar{
    display:grid;grid-template-columns:repeat(3,1fr);
    position:fixed;left:0;right:0;bottom:0;z-index:70;
    height:60px;padding-bottom:env(safe-area-inset-bottom);
    background:#fff;border-top:1px solid var(--line);
  }
  .tab-item{
    position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:3px;font-size:11px;color:var(--muted);
  }
  .tab-item i{font-size:19px}
  .tab-item.is-active{color:var(--primary);font-weight:600}
  .tab-item.is-active::before{
    content:'';position:absolute;top:4px;width:4px;height:4px;border-radius:50%;background:var(--accent);
  }
  .article-title{font-size:28px}
  .article-body p,.article-body li{font-size:15px}
  .article-body h2{font-size:22px}
}
@media(max-width:1024px){
  .article-layout.has-toc{grid-template-columns:minmax(0,1fr)}
  .toc{position:static;margin-bottom:24px}
}
@media(prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .card:hover,.btn:hover,.post-nav__item:hover{transform:none}
  .card:hover .card__media img{transform:none}
}

/* roulang page: category1 */
:root{
  --primary:#14507A;
  --primary-dark:#0F3E60;
  --deep:#0A2C45;
  --primary-100:#E8F1F8;
  --primary-50:#F2F7FB;
  --accent:#FF7A45;
  --accent-dark:#E8642F;
  --teal:#12B39A;
  --ink:#16232E;
  --muted:#5A6B7A;
  --faint:#8C9BA8;
  --line:#E3EAF1;
  --page:#F6F9FC;
  --card:#FFFFFF;
  --shadow-1:0 2px 10px rgba(10,28,43,.06);
  --shadow-2:0 12px 28px rgba(10,28,43,.12);
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --ease:280ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.35;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px;}
.container{max-width:1280px;margin:0 auto;padding:0 32px;}
.section{padding:80px 0;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#ffffff;
  border-bottom:1px solid var(--line);
  transition:background .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(10,28,43,.08);}
.site-header__bar{display:flex;align-items:center;gap:20px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap;}
.logo__mark{
  width:34px;height:34px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#14507A,#1E6A9A);color:#fff;font-size:15px;
}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:10px;}
.nav-main a{
  position:relative;padding:10px 14px;border-radius:8px;font-size:15px;color:var(--muted);
  transition:color .2s ease,background .2s ease;
}
.nav-main a:hover{color:var(--primary);background:var(--primary-50);}
.nav-main a.is-active{color:var(--primary);font-weight:600;}
.nav-main a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;background:var(--primary);
}
.site-header__tools{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;width:236px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--page);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-box:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(20,80,122,.12);}
.search-box input{border:0;outline:0;background:transparent;font-size:14px;width:100%;color:var(--ink);}
.search-box input::placeholder{color:var(--faint);}
.search-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;color:var(--primary);align-items:center;justify-content:center;
}
.search-toggle:hover{background:var(--primary-50);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 20px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:background .22s ease,color .22s ease,transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.btn--accent{background:var(--accent);color:#fff;}
.btn--accent:hover{background:var(--accent-dark);transform:translateY(-1px);}
.btn--primary{background:var(--primary);color:#fff;}
.btn--primary:hover{background:var(--primary-dark);transform:translateY(-1px);}
.btn--ghost{background:#fff;color:var(--primary);border-color:var(--line);}
.btn--ghost:hover{background:var(--primary-50);border-color:#CFE0EC;transform:translateY(-1px);}
.btn--light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42);}
.btn--light:hover{background:rgba(255,255,255,.24);transform:translateY(-1px);}

/* ---------- 分类横幅 ---------- */
.cat-banner{position:relative;overflow:hidden;background:var(--deep);}
.cat-banner__bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.6;}
.cat-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,28,43,.95) 0%,rgba(10,28,43,.8) 44%,rgba(10,28,43,.34) 74%,rgba(10,28,43,.12) 100%);
}
.cat-banner__inner{
  position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;
  align-items:center;min-height:38vh;padding-top:56px;padding-bottom:56px;color:#fff;
}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.76);margin-bottom:18px;}
.breadcrumb a{color:rgba(255,255,255,.76);}
.breadcrumb a:hover{color:#fff;}
.cat-banner h1{
  font-size:clamp(30px,4vw,48px);font-weight:700;line-height:1.25;letter-spacing:-.5px;color:#fff;
  max-width:760px;
}
.cat-banner__lead{margin-top:18px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.86);max-width:560px;}
.cat-banner__stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:30px;}
.cat-banner__stat b{display:block;font-size:22px;font-weight:700;line-height:1.3;}
.cat-banner__stat span{font-size:12px;color:rgba(255,255,255,.72);}
.poster-stack{position:relative;height:280px;}
.poster-stack__item{
  position:absolute;width:152px;aspect-ratio:2/3;border-radius:var(--r-md);overflow:hidden;
  border:1px solid rgba(255,255,255,.3);box-shadow:0 18px 34px rgba(0,0,0,.34);
}
.poster-stack__item img{width:100%;height:100%;object-fit:cover;}
.poster-stack__item:nth-child(1){left:0;top:30px;transform:rotate(-6deg);}
.poster-stack__item:nth-child(2){left:84px;top:0;transform:rotate(2deg);z-index:2;}
.poster-stack__item:nth-child(3){left:168px;top:38px;transform:rotate(7deg);}

/* ---------- 栏目说明 ---------- */
.cat-intro{padding:56px 0 0;}
.cat-intro__box{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);
  padding:34px 38px;
}
.cat-intro__title{font-size:20px;color:var(--ink);margin-bottom:14px;}
.cat-intro p{color:var(--muted);font-size:15px;line-height:1.9;max-width:980px;}
.cat-intro p + p{margin-top:14px;}

/* ---------- 筛选栏 ---------- */
.filter-wrap{margin-top:44px;}
.filter-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:18px;}
.filter-head h2{font-size:26px;color:var(--ink);}
.filter-head span{font-size:13px;color:var(--faint);}
.filter-bar{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 8px;scrollbar-width:none;}
.filter-bar::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;padding:9px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--muted);font-size:14px;transition:all .24s ease;
}
.chip:hover{color:var(--primary);border-color:#CFE0EC;background:var(--primary-50);}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:26px;}
.media-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D6E3EE;}
.media-card__cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--primary-100);}
.media-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.media-card:hover .media-card__cover img{transform:scale(1.04);}
.media-card__badge{
  position:absolute;top:12px;left:12px;padding:4px 10px;border-radius:999px;
  font-size:12px;background:rgba(20,80,122,.92);color:#fff;backdrop-filter:blur(2px);
}
.media-card__hot{
  position:absolute;top:12px;right:12px;padding:4px 10px;border-radius:999px;
  font-size:12px;background:var(--accent);color:#fff;
}
.media-card__body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.media-card__title{font-size:18px;line-height:1.45;color:var(--ink);transition:color .22s ease;}
.media-card:hover .media-card__title{color:var(--primary);}
.media-card__desc{font-size:14px;line-height:1.65;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.media-card__meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--faint);}
.dot-score{display:inline-flex;align-items:center;gap:6px;color:var(--muted);}
.dot-score i{width:6px;height:6px;border-radius:50%;background:var(--teal);display:inline-block;}
.media-card__more{margin-top:auto;padding-top:4px;font-size:13px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.media-card:hover .media-card__more{gap:10px;}

/* ---------- 分页 ---------- */
.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;margin-top:52px;}
.pager a,.pager span{
  min-width:42px;height:42px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;color:var(--muted);font-size:14px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.pager a:hover{background:var(--primary-50);color:var(--primary);border-color:#CFE0EC;}
.pager .is-current{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}
.pager .is-disabled{color:var(--faint);background:#fff;}

/* ---------- FAQ ---------- */
.faq-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.faq-head{max-width:860px;margin:0 auto 26px;}
.faq-head h2{font-size:28px;color:var(--ink);}
.faq-head p{margin-top:10px;font-size:14px;color:var(--muted);}
.faq-list{max-width:860px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .faq-icon{color:var(--primary);font-size:15px;transition:transform .25s ease;}
.faq-item[open] summary .faq-icon{transform:rotate(45deg);}
.faq-item__body{
  margin:0 0 16px;padding:16px 20px;border-radius:var(--r-md);background:var(--primary-50);
  font-size:15px;line-height:1.85;color:var(--muted);
}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--primary-100);border-radius:20px;padding:42px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-band h2{font-size:28px;color:var(--ink);}
.cta-band p{margin-top:10px;font-size:15px;color:var(--muted);max-width:560px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:#C7D3DD;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;}
.footer-brand__logo{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px;}
.footer-brand p{font-size:13px;line-height:1.9;color:#9FB2C1;max-width:280px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-col a{display:block;font-size:13px;line-height:2;color:#C7D3DD;transition:color .2s ease;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#9FB2C1;
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:#C7D3DD;}
.to-top:hover{color:#fff;}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tab{
  position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;
  background:#fff;border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab__inner{display:flex;max-width:640px;margin:0 auto;}
.mobile-tab a{
  flex:1;height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  font-size:11px;color:var(--muted);position:relative;transition:color .2s ease;
}
.mobile-tab a i{font-size:19px;}
.mobile-tab a.is-active{color:var(--primary);font-weight:600;}
.mobile-tab a.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:4px;height:4px;border-radius:50%;background:var(--accent);
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .cat-banner__inner{grid-template-columns:minmax(0,1fr) 260px;gap:28px;}
  .poster-stack{height:240px;}
  .poster-stack__item{width:130px;}
  .poster-stack__item:nth-child(2){left:72px;}
  .poster-stack__item:nth-child(3){left:144px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:64px 0;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .poster-stack{display:none;}
  .cat-banner__inner{grid-template-columns:minmax(0,1fr);padding-top:46px;padding-bottom:46px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;gap:24px;padding:34px;}
}
@media (max-width:900px){
  .search-box{display:none;}
  .search-toggle{display:inline-flex;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  body{padding-bottom:72px;}
  .nav-main{display:none;}
  .mobile-tab{display:block;}
  .header-cta{display:none;}
  .site-header__bar{height:62px;gap:12px;}
  .logo{font-size:16px;}
  .cat-banner__inner{padding-top:38px;padding-bottom:38px;min-height:auto;}
  .cat-banner__stats{gap:24px;margin-top:24px;}
  .cat-banner__lead{font-size:15px;}
  .cat-intro{padding:40px 0 0;}
  .cat-intro__box{padding:24px 20px;}
  .card-grid{grid-template-columns:1fr;gap:18px;}
  .filter-head h2{font-size:22px;}
  .cta-band{padding:26px 22px;border-radius:16px;}
  .cta-band h2{font-size:22px;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{flex:1 1 auto;}
  .faq-head h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .pager a,.pager span{min-width:38px;height:38px;padding:0 12px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .media-card:hover{transform:none;}
  .media-card:hover .media-card__cover img{transform:none;}
}

/* roulang page: category2 */
:root{
  --primary:#14507A;
  --primary-deep:#0F3E60;
  --primary-dark:#0A2C45;
  --primary-soft:#E8F1F8;
  --primary-mist:#F2F7FB;
  --accent:#FF7A45;
  --accent-deep:#E8642F;
  --teal:#12B39A;
  --ink:#16232E;
  --sub:#5A6B7A;
  --faint:#8C9BA8;
  --line:#E3EAF1;
  --page:#F6F9FC;
  --card:#FFFFFF;
  --mask:#0A1C2B;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-rest:0 2px 10px rgba(10,28,43,.06);
  --shadow-hover:0 12px 28px rgba(10,28,43,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --header-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--page);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.35}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:16px;
  padding-right:16px;
}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 2px 12px rgba(10,28,43,.06);
}
.site-header__bar{
  height:var(--header-h);
  display:flex;
  align-items:center;
  gap:20px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:var(--primary);
  white-space:nowrap;
  letter-spacing:-.2px;
}
.logo__mark{
  width:32px;height:32px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:9px;
  background:var(--primary);
  color:#fff;
  font-size:15px;
  box-shadow:0 4px 12px rgba(20,80,122,.24);
}
.nav-main{
  display:none;
  align-items:center;
  gap:6px;
  margin-left:12px;
}
.nav-main a{
  position:relative;
  padding:8px 12px;
  border-radius:8px;
  font-size:15px;
  color:var(--sub);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-main a:hover{color:var(--primary);background:var(--primary-mist)}
.nav-main a.is-active{color:var(--primary);font-weight:600}
.nav-main a.is-active::after{
  content:'';
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
}
.site-header__tools{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:10px;
}
.search-box{
  display:none;
  align-items:center;
  gap:8px;
  width:240px;
  height:40px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(20,80,122,.14);
}
.search-box input{
  flex:1;
  border:0;
  outline:none;
  background:transparent;
  font-size:14px;
  color:var(--ink);
}
.search-box input::placeholder{color:var(--faint)}
.search-toggle{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--sub);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.search-toggle:hover{background:var(--primary-mist);color:var(--primary)}
.header-cta{display:none}
@media (min-width:768px){
  .search-toggle{display:none}
  .search-box{display:flex}
}
@media (min-width:1024px){
  .nav-main{display:flex}
  .search-box{width:320px}
  .header-cta{display:inline-flex}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  border:1px solid transparent;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,122,69,.26)}
.btn--accent:hover{background:var(--accent-deep)}
.btn--primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(20,80,122,.20)}
.btn--primary:hover{background:var(--primary-deep)}
.btn--ghost{background:#fff;color:var(--primary);border-color:var(--line)}
.btn--ghost:hover{background:var(--primary-mist);border-color:#CBDCE8}
.btn--light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.55)}
.btn--light:hover{background:rgba(255,255,255,.26)}
.btn--sm{height:38px;padding:0 16px;font-size:14px}

/* ---------- 分类 Banner（居中窄幅 + 下沿圆弧） ---------- */
.cat-banner{
  position:relative;
  overflow:hidden;
  border-radius:0 0 46% 46% / 0 0 72px 72px;
  background:#0A1C2B;
}
.cat-banner__media{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center 30%;
  transform:scale(1.04);
}
.cat-banner__veil{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(10,28,43,.86) 0%,rgba(10,28,43,.62) 55%,rgba(10,28,43,.88) 100%);
}
.cat-banner__inner{
  position:relative;
  z-index:2;
  padding-top:56px;
  padding-bottom:104px;
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
}
.crumbs{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.78);
  margin-bottom:16px;
  flex-wrap:wrap;
  justify-content:center;
}
.crumbs a{color:rgba(255,255,255,.78);transition:color .2s var(--ease)}
.crumbs a:hover{color:#fff}
.crumbs i{font-size:10px;opacity:.7}
.cat-banner h1{
  max-width:760px;
  font-size:30px;
  line-height:1.28;
  letter-spacing:-.5px;
  color:#fff;
  font-weight:700;
}
.cat-banner__sub{
  margin-top:14px;
  max-width:620px;
  font-size:15px;
  color:rgba(255,255,255,.82);
}
.cat-banner__chips{
  margin-top:24px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  justify-content:center;
}
.chip-ghost{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  font-size:13px;
  color:#fff;
  border:1px solid rgba(255,255,255,.38);
  background:rgba(255,255,255,.10);
}
@media (min-width:768px){
  .cat-banner__inner{padding-top:72px;padding-bottom:120px}
  .cat-banner h1{font-size:40px}
  .cat-banner__sub{font-size:16px}
}
@media (min-width:1024px){
  .cat-banner h1{font-size:46px}
}

/* ---------- 通用板块 ---------- */
.section{
  padding-top:48px;
  padding-bottom:48px;
}
@media (min-width:768px){.section{padding-top:64px;padding-bottom:64px}}
@media (min-width:1024px){.section{padding-top:80px;padding-bottom:80px}}
.section--tight{padding-top:36px;padding-bottom:36px}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:24px;
  letter-spacing:-.3px;
  color:var(--ink);
}
@media (min-width:768px){.section-head h2{font-size:28px}}
.section-head p{
  margin-top:8px;
  font-size:14px;
  color:var(--sub);
  max-width:640px;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  transition:color .2s var(--ease),gap .2s var(--ease);
}
.text-link:hover{color:var(--primary-deep);gap:10px}

/* ---------- 栏目说明 ---------- */
.intro-wrap{
  margin-top:-46px;
  position:relative;
  z-index:5;
}
.intro-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-rest);
  padding:26px 22px;
}
.intro-card h2{
  font-size:19px;
  margin-bottom:10px;
}
.intro-card p{
  font-size:15px;
  color:var(--sub);
  line-height:1.85;
}
.intro-card p + p{margin-top:12px}
.intro-facts{
  margin-top:22px;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.fact{
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  background:var(--primary-mist);
  padding:14px 16px;
}
.fact b{
  display:block;
  font-size:22px;
  font-weight:700;
  color:var(--primary);
  line-height:1.2;
}
.fact span{font-size:12px;color:var(--sub)}
@media (min-width:768px){
  .intro-card{padding:34px 36px}
  .intro-facts{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
}

/* ---------- 筛选胶囊 ---------- */
.filter-bar{
  position:relative;
  margin-bottom:26px;
}
.filter-scroll{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding:2px 2px 10px;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.filter-scroll::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;
  height:36px;
  padding:0 18px;
  display:inline-flex;
  align-items:center;
  border-radius:999px;
  font-size:14px;
  color:var(--sub);
  background:#fff;
  border:1px solid var(--line);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.pill:hover{background:var(--primary-mist);color:var(--primary);transform:translateY(-1px)}
.pill.is-active{
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
  font-weight:600;
  box-shadow:0 6px 16px rgba(20,80,122,.20);
}

/* ---------- 卡片网格 ---------- */
.card-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}}
.gcard{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-rest);
  overflow:hidden;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.gcard:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:#D5E3ED;
}
.gcard__media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--primary-soft);
}
.gcard__media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.gcard:hover .gcard__media img{transform:scale(1.04)}
.badge-cat{
  position:absolute;
  top:12px;left:12px;
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  color:var(--primary);
  background:rgba(255,255,255,.94);
  border:1px solid rgba(20,80,122,.14);
}
.badge-hot{
  position:absolute;
  top:12px;right:12px;
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  color:#fff;
  background:var(--accent);
}
.gcard__body{
  padding:18px 18px 20px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.gcard__body h3{
  font-size:18px;
  line-height:1.4;
  color:var(--ink);
  transition:color .24s var(--ease);
}
.gcard:hover .gcard__body h3{color:var(--primary)}
.gcard__meta{
  margin-top:8px;
  font-size:13px;
  color:var(--faint);
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--teal);
  display:inline-block;
}
.gcard__foot{
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.gcard__foot .text-link{font-size:14px}

/* ---------- 分页 ---------- */
.pager{
  margin-top:36px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  flex-wrap:wrap;
}
.pager a,.pager span{
  min-width:40px;
  height:40px;
  padding:0 12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:var(--radius-sm);
  font-size:14px;
  color:var(--sub);
  background:#fff;
  border:1px solid var(--line);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.pager a:hover{background:var(--primary-mist);color:var(--primary);transform:translateY(-1px)}
.pager .is-current{
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
  font-weight:600;
}
.pager .is-disabled{color:var(--faint);background:var(--primary-mist);cursor:not-allowed}
.pager .ellipsis{border:0;background:transparent;color:var(--faint)}

/* ---------- FAQ ---------- */
.faq-list{
  max-width:860px;
  border-top:1px solid var(--line);
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
  padding:18px 4px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-item summary::after{
  content:'+';
  flex:0 0 auto;
  width:24px;height:24px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:var(--primary-mist);
  color:var(--primary);
  font-size:16px;
  font-weight:600;
  line-height:1;
  transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.faq-item[open] summary{color:var(--primary)}
.faq-item[open] summary::after{
  content:'+';
  transform:rotate(45deg);
  background:var(--accent);
  color:#fff;
}
.faq-item .faq-body{
  padding:4px 40px 20px 4px;
  background:var(--primary-mist);
  border-radius:0 0 var(--radius-md) var(--radius-md);
  margin-bottom:6px;
  padding-left:16px;
  font-size:15px;
  line-height:1.85;
  color:var(--sub);
}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  background:linear-gradient(120deg,#0F3E60 0%,#14507A 62%,#1B6698 100%);
  color:#fff;
}
.cta-band__inner{
  position:relative;
  z-index:2;
  padding:34px 24px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.cta-band h2{font-size:22px;line-height:1.35}
.cta-band p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.82);max-width:520px}
.cta-band__actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-band__glow{
  position:absolute;
  right:-80px;top:-90px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,69,.42),rgba(255,122,69,0) 68%);
  z-index:1;
}
@media (min-width:768px){
  .cta-band__inner{
    flex-direction:row;
    align-items:center;
    justify-content:space-between;
    padding:44px 44px;
    gap:36px;
  }
  .cta-band h2{font-size:28px}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--primary-dark);
  color:#C7D3DD;
  margin-top:48px;
  padding-top:52px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:30px;
  padding-bottom:36px;
}
.footer-brand__logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
}
.footer-brand p{
  margin-top:12px;
  font-size:13px;
  line-height:1.9;
  color:#9FB2C0;
  max-width:280px;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin-bottom:12px;
}
.footer-col a{
  display:block;
  font-size:13px;
  line-height:2;
  color:#C7D3DD;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:18px 0 22px;
  display:flex;
  flex-direction:column;
  gap:12px;
  font-size:13px;
  color:#9FB2C0;
}
.to-top{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:#C7D3DD;
  transition:color .2s var(--ease);
}
.to-top:hover{color:#fff}
@media (min-width:768px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px}
  .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between}
}

/* ---------- 移动底部 Tab ---------- */
.mobile-tab{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  display:flex;
  background:#fff;
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -4px 18px rgba(10,28,43,.06);
}
.mobile-tab a{
  position:relative;
  flex:1;
  height:60px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  font-size:11px;
  color:var(--sub);
  transition:color .2s var(--ease);
}
.mobile-tab a i{font-size:20px}
.mobile-tab a.is-active{color:var(--primary);font-weight:600}
.mobile-tab a.is-active::before{
  content:'';
  position:absolute;
  top:0;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--accent);
}
body{padding-bottom:72px}
@media (min-width:1024px){
  .mobile-tab{display:none}
  body{padding-bottom:0}
}

/* ---------- 动效 ---------- */
@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important}
  .gcard:hover{transform:none}
  .gcard:hover .gcard__media img{transform:none}
}