/* roulang page: index */
:root{
  --brand:#0B3B2E;
  --brand-deep:#082A20;
  --brand-soft:#12503D;
  --lime:#C4EF4B;
  --coral:#FF6A3D;
  --bg:#F7F6F1;
  --card:#FFFFFF;
  --tint:#E9F1EA;
  --ink:#12211C;
  --ink-2:#55655E;
  --ink-3:#8A968F;
  --line:#DCE3DE;
  --r-card:14px;
  --r-img:10px;
  --r-badge:6px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(11,59,46,.06);
  --sh-2:0 10px 24px rgba(11,59,46,.12);
  --s-64:64px;
  --s-56:56px;
  --s-40:40px;
  --s-28:28px;
  --sans:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
a:hover,a:focus{color:inherit;}
button{font-family:inherit;}
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(--lime);
  outline-offset:2px;
  border-radius:6px;
}
.wrap{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1400px){ .wrap{max-width:1240px;} }

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:0 2px 10px rgba(11,59,46,.08);}
.nav-top{
  display:flex;
  align-items:center;
  gap:24px;
  padding:12px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  height:44px;
}
.brand-mark{
  width:38px;height:38px;
  flex:0 0 38px;
  border-radius:10px;
  background:var(--brand);
  position:relative;
  display:flex;align-items:center;justify-content:center;
}
.brand-mark::before{
  content:"";
  width:16px;height:16px;
  border:3px solid var(--lime);
  border-radius:50%;
  border-right-color:transparent;
  transform:rotate(-30deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{
  font-size:17px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--brand);
}
.brand-sub{
  font-size:11px;
  color:var(--ink-3);
  letter-spacing:.02em;
}
.nav-search{
  flex:1 1 auto;
  display:flex;
  justify-content:center;
}
.search-form{
  position:relative;
  width:100%;
  max-width:540px;
  display:flex;
  align-items:center;
}
.search-form .s-icon{
  position:absolute;
  left:18px;
  top:50%;
  transform:translateY(-50%);
  width:17px;height:17px;
  border:2px solid var(--ink-3);
  border-radius:50%;
  pointer-events:none;
}
.search-form .s-icon::after{
  content:"";
  position:absolute;
  right:-5px;bottom:-4px;
  width:8px;height:2px;
  background:var(--ink-3);
  transform:rotate(45deg);
}
.search-input{
  width:100%;
  height:46px;
  padding:0 60px 0 44px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:#fff;
  font-size:14px;
  color:var(--ink);
  transition:border-color .18s ease, box-shadow .18s ease;
}
.search-input::placeholder{color:var(--ink-3);}
.search-input:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(196,239,75,.35);
  outline:none;
}
.search-submit{
  position:absolute;
  right:6px;top:50%;
  transform:translateY(-50%);
  width:34px;height:34px;
  border:0;
  border-radius:50%;
  background:var(--coral);
  color:#fff;
  cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:filter .18s ease, transform .18s ease;
}
.search-submit:hover{filter:brightness(.94);transform:translateY(-50%) translateY(-1px);}
.search-submit::after{
  content:"";
  width:8px;height:8px;
  border-top:2px solid #fff;
  border-right:2px solid #fff;
  transform:rotate(45deg);
  margin-left:-2px;
}
.nav-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, background-color .18s ease, box-shadow .18s ease, filter .18s ease, color .18s ease;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--coral);color:#fff;}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,106,61,.22);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--tint);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--brand);border-color:transparent;padding:0 14px;}
.btn-ghost:hover{color:var(--brand-soft);}
.nav-text-link{
  font-size:14px;
  color:var(--brand);
  font-weight:600;
  border-bottom:2px solid var(--lime);
  padding-bottom:2px;
}
.nav-cats{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:0 0 14px;
  overflow-x:auto;
  scrollbar-width:none;
}
.nav-cats::-webkit-scrollbar{display:none;}
.cat-pill{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 16px;
  border-radius:var(--r-pill);
  background:var(--tint);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  white-space:nowrap;
  transition:background-color .18s ease, color .18s ease, transform .18s ease;
}
.cat-pill:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}
.cat-pill.is-active{background:var(--brand);color:#fff;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-badge);
  background:#fff;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand);}
.mobile-search{display:none;padding-bottom:12px;}

/* ---------- hero ---------- */
.hero{
  padding:var(--s-56) 0 var(--s-40);
  position:relative;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background-image:repeating-linear-gradient(to right,var(--line) 0 8px,transparent 8px 16px);
}
.hero-grid{row-gap:40px;}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--tint);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  margin-bottom:20px;
}
.hero-badge i{
  width:7px;height:7px;border-radius:50%;background:var(--coral);display:inline-block;
}
.hero h1{
  font-size:40px;
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
  margin-bottom:18px;
}
.hero h1 em{
  font-style:normal;
  color:var(--brand);
  background-image:linear-gradient(to top,var(--lime) 0 38%,transparent 38%);
}
.hero-lead{
  font-size:17px;
  color:var(--ink-2);
  line-height:1.8;
  margin-bottom:26px;
  max-width:440px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-stats{
  display:flex;
  gap:34px;
  flex-wrap:wrap;
  padding-top:24px;
  border-top:1px dashed var(--line);
}
.stat-num{
  font-family:var(--mono);
  font-size:26px;
  font-weight:700;
  color:var(--brand);
  line-height:1.2;
  letter-spacing:-.02em;
}
.stat-label{
  font-size:13px;
  color:var(--ink-3);
  margin-top:2px;
}
.hero-visual{
  display:flex;
  justify-content:center;
  position:relative;
}
.phone-ring{
  position:absolute;
  width:340px;height:340px;
  border:2px solid var(--lime);
  border-radius:50%;
  top:20px;left:calc(50% + 30px);
  opacity:.85;
  pointer-events:none;
}
.phone-frame{
  position:relative;
  width:290px;
  aspect-ratio:9/16;
  border-radius:28px;
  border:6px solid var(--brand-deep);
  overflow:hidden;
  background:var(--brand);
  box-shadow:var(--sh-2);
  z-index:2;
}
.phone-frame img{
  width:100%;height:100%;
  object-fit:cover;
  object-position:center;
}
.phone-play{
  position:absolute;
  left:50%;top:50%;
  transform:translate(-50%,-50%);
  width:64px;height:64px;
  border-radius:50%;
  background:var(--coral);
  border:0;
  cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(255,106,61,.32);
  transition:transform .18s ease, filter .18s ease;
}
.phone-play:hover{transform:translate(-50%,-50%) scale(1.06);filter:brightness(.95);}
.phone-play::after{
  content:"";
  width:0;height:0;
  border-left:16px solid #fff;
  border-top:10px solid transparent;
  border-bottom:10px solid transparent;
  margin-left:4px;
}
.phone-time{
  position:absolute;
  right:12px;bottom:56px;
  font-family:var(--mono);
  font-size:12px;
  color:#fff;
  background:rgba(8,42,32,.72);
  padding:3px 9px;
  border-radius:var(--r-badge);
}
.phone-caption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:10px 14px;
  font-size:13px;
  color:#fff;
  background:rgba(8,42,32,.68);
  line-height:1.5;
}

/* ---------- section ---------- */
.section{padding:var(--s-64) 0;}
.section.tint{background:var(--tint);}
.section.deep{background:var(--brand);color:#fff;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:var(--s-28);
  flex-wrap:wrap;
}
.section-title{
  position:relative;
  padding-left:14px;
  font-size:28px;
  font-weight:700;
  line-height:1.3;
  color:var(--ink);
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;top:.32em;
  width:4px;height:18px;
  background:var(--lime);
  border-radius:2px;
}
.section-desc{
  font-size:14px;
  color:var(--ink-2);
  margin-top:6px;
  padding-left:14px;
}
.more-link{
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:gap .18s ease,color .18s ease;
}
.more-link:hover{gap:10px;color:var(--brand-soft);}
.more-link::after{content:"→";}

/* ---------- rails ---------- */
.rail-wrap{position:relative;}
.rail-wrap::after{
  content:"";
  position:absolute;
  top:0;right:-20px;bottom:16px;
  width:56px;
  background:linear-gradient(to right,rgba(247,246,241,0),var(--bg));
  pointer-events:none;
}
.section.tint .rail-wrap::after{background:linear-gradient(to right,rgba(233,241,234,0),var(--tint));}
.rail{
  display:flex;
  gap:24px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:4px 0 20px;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.clip-card{
  flex:0 0 240px;
  scroll-snap-align:start;
  border-radius:var(--r-card);
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .18s ease, box-shadow .18s ease;
}
.clip-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.clip-thumb{
  position:relative;
  aspect-ratio:3/4;
  overflow:hidden;
  background:var(--tint);
}
.clip-thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .25s ease;
}
.clip-card:hover .clip-thumb img{transform:scale(1.03);}
.rank-badge{
  position:absolute;
  left:10px;top:10px;
  font-family:var(--mono);
  font-size:12px;
  font-weight:700;
  color:#fff;
  background:var(--brand);
  padding:3px 9px;
  border-radius:var(--r-badge);
  letter-spacing:.04em;
}
.time-badge{
  position:absolute;
  right:10px;bottom:10px;
  font-family:var(--mono);
  font-size:12px;
  color:#fff;
  background:rgba(8,42,32,.72);
  padding:2px 8px;
  border-radius:var(--r-badge);
}
.clip-body{padding:14px 14px 16px;}
.clip-title{
  font-size:15px;
  font-weight:600;
  line-height:1.55;
  color:var(--ink);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  min-height:46px;
}
.clip-meta{
  margin-top:8px;
  font-size:13px;
  color:var(--ink-3);
}

/* ---------- numbered list ---------- */
.pick-list{border-top:1px solid var(--line);}
.pick-row{
  display:flex;
  align-items:center;
  gap:22px;
  padding:18px 12px;
  border-bottom:1px solid var(--line);
  transition:background-color .18s ease;
}
.pick-row:hover{background:var(--tint);}
.pick-num{
  font-family:var(--mono);
  font-size:44px;
  font-weight:800;
  color:var(--lime);
  line-height:1;
  flex:0 0 68px;
  -webkit-text-stroke:1px rgba(11,59,46,.16);
}
.pick-thumb{
  flex:0 0 96px;
  width:96px;height:96px;
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--tint);
}
.pick-thumb img{width:100%;height:100%;object-fit:cover;}
.pick-text{flex:1 1 auto;min-width:0;}
.pick-title{
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  line-height:1.5;
}
.pick-sub{
  font-size:14px;
  color:var(--ink-2);
  margin-top:4px;
}
.pick-arrow{
  flex:0 0 40px;
  width:40px;height:40px;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  display:flex;align-items:center;justify-content:center;
  color:var(--brand);
  font-size:15px;
  transition:background-color .18s ease,color .18s ease,transform .18s ease;
}
.pick-row:hover .pick-arrow{background:var(--brand);color:#fff;transform:translateX(3px);}

/* ---------- news cards ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .18s ease, box-shadow .18s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-cover{
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--tint);
}
.news-cover img{width:100%;height:100%;object-fit:cover;}
.news-body{padding:16px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.news-tag{
  align-self:flex-start;
  font-size:13px;
  font-weight:600;
  color:var(--brand);
  background:var(--tint);
  padding:3px 10px;
  border-radius:var(--r-badge);
}
.news-title{
  font-size:17px;
  font-weight:600;
  line-height:1.55;
  color:var(--ink);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-summary{
  font-size:14px;
  color:var(--ink-2);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:6px;
}
.news-date{
  font-family:var(--mono);
  font-size:12px;
  color:var(--ink-3);
}
.news-read{
  font-size:13px;
  font-weight:600;
  color:var(--brand);
}
.empty-state{
  min-height:220px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:12px;
  padding:36px 20px;
  background:var(--tint);
  border-radius:var(--r-card);
  text-align:center;
}
.empty-icon{
  width:44px;height:44px;
  border:2px solid var(--ink-3);
  border-radius:8px;
  position:relative;
}
.empty-icon::after{
  content:"";
  position:absolute;
  left:8px;right:8px;top:12px;
  height:2px;
  background:var(--ink-3);
  box-shadow:0 8px 0 var(--ink-3),0 16px 0 var(--ink-3);
}
.empty-text{font-size:13px;color:var(--ink-2);}
.filter-pills{display:flex;gap:10px;flex-wrap:wrap;}

/* ---------- quotes ---------- */
.quote-rail{display:flex;gap:20px;overflow-x:auto;padding:4px 0 18px;scrollbar-width:none;}
.quote-rail::-webkit-scrollbar{display:none;}
.quote-card{
  flex:0 0 320px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:18px;
}
.quote-head{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.avatar{
  width:40px;height:40px;
  border-radius:50%;
  background:var(--brand);
  color:var(--lime);
  font-size:14px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
  flex:0 0 40px;
}
.quote-name{font-size:13px;font-weight:600;color:var(--ink);}
.quote-scene{
  margin-left:auto;
  font-size:12px;
  color:var(--brand);
  background:var(--tint);
  padding:2px 9px;
  border-radius:var(--r-badge);
  white-space:nowrap;
}
.quote-text{font-size:14px;color:var(--ink-2);line-height:1.75;}
.quote-stars{
  margin-top:14px;
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.24em;
  color:var(--coral);
}

/* ---------- cta ---------- */
.cta-band{
  background:var(--brand);
  color:#fff;
  padding:var(--s-40) 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(to right,rgba(255,255,255,.06) 0 1px,transparent 1px 64px);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-band h2{
  font-size:28px;
  font-weight:700;
  line-height:1.3;
  color:#fff;
}
.cta-band p{
  font-size:15px;
  color:rgba(255,255,255,.78);
  margin-top:8px;
}
.cta-band .btn-primary{box-shadow:0 0 0 6px rgba(196,239,75,.16);}
.cta-band .btn-primary:hover{box-shadow:0 0 0 8px rgba(196,239,75,.22);}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:10px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  transition:border-color .18s ease;
}
.faq-item.is-open{border-color:var(--brand);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 18px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  position:relative;
  transition:background-color .18s ease;
}
.faq-q:hover{background:var(--tint);}
.faq-item.is-open .faq-q{background:var(--tint);}
.faq-item.is-open .faq-q::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:4px;
  background:var(--lime);
  border-radius:2px;
}
.faq-sign{
  font-family:var(--mono);
  font-size:18px;
  color:var(--brand);
  flex:0 0 auto;
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .22s ease;
}
.faq-a p{
  padding:0 18px 18px;
  font-size:15px;
  color:var(--ink-2);
  line-height:1.8;
}

/* ---------- footer ---------- */
.site-footer{background:var(--brand);color:#fff;padding:var(--s-56) 0 0;}
.footer-cols{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:var(--brand-soft);}
.footer-brand .brand-main{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.6);}
.footer-note{font-size:13px;color:rgba(255,255,255,.66);line-height:1.9;max-width:260px;}
.footer-title{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
  padding-left:10px;
  position:relative;
}
.footer-title::before{
  content:"";
  position:absolute;
  left:0;top:.36em;
  width:3px;height:13px;
  background:var(--lime);
}
.footer-links{display:flex;flex-direction:column;gap:9px;}
.footer-links a{
  font-size:13px;
  color:rgba(255,255,255,.72);
  transition:color .18s ease,transform .18s ease;
  display:inline-block;
}
.footer-links a:hover{color:var(--lime);transform:translateX(3px);}
.footer-copy{
  margin-top:var(--s-40);
  border-top:1px solid rgba(255,255,255,.14);
  padding:18px 0;
  font-size:12px;
  color:rgba(255,255,255,.7);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  line-height:1.8;
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav-search{display:none;}
  .mobile-search{display:block;}
  .nav-toggle{display:flex;}
  .nav-actions .btn-outline{display:none;}
  .hero h1{font-size:34px;}
  .hero-visual{margin-top:8px;}
  .phone-ring{display:none;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-cols{grid-template-columns:1fr 1fr;gap:28px;}
  .pick-num{font-size:36px;flex-basis:56px;}
  .cta-band h2{font-size:24px;}
}
@media (max-width:640px){
  .hero{padding:var(--s-40) 0 var(--s-28);}
  .hero h1{font-size:30px;}
  .hero-lead{font-size:15px;}
  .hero-actions{gap:10px;}
  .btn{height:44px;padding:0 20px;font-size:14px;}
  .hero-stats{gap:22px;}
  .stat-num{font-size:22px;}
  .phone-frame{width:min(78vw,300px);aspect-ratio:4/5;border-width:5px;}
  .phone-caption{font-size:12px;padding:8px 12px;}
  .section{padding:var(--s-40) 0;}
  .section-title{font-size:22px;}
  .clip-card{flex:0 0 78%;}
  .pick-row{gap:14px;padding:14px 8px;align-items:flex-start;flex-wrap:wrap;}
  .pick-num{font-size:28px;flex-basis:38px;}
  .pick-thumb{flex:0 0 64px;width:64px;height:64px;}
  .pick-title{font-size:15px;padding-right:38px;position:relative;}
  .pick-arrow{position:absolute;right:8px;width:32px;height:32px;flex-basis:32px;}
  .pick-row{position:relative;}
  .news-grid{grid-template-columns:1fr;}
  .quote-card{flex:0 0 84%;}
  .footer-cols{grid-template-columns:1fr;gap:26px;}
  .footer-copy{flex-direction:column;gap:8px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-band h2{font-size:22px;}
  .rail-wrap::after{width:32px;}
}
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:90;
  background:var(--bg);
  padding:18px 20px 40px;
  display:none;
  overflow-y:auto;
}
.mobile-drawer.is-open{display:block;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-badge);
  background:#fff;
  font-size:20px;
  color:var(--brand);
  cursor:pointer;
}
.drawer-links{display:flex;flex-direction:column;gap:10px;margin-top:22px;}
.drawer-links a{
  padding:14px 16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  font-size:15px;
  font-weight:600;
  color:var(--brand);
}

/* roulang page: article */
:root{
  --brand:#0B3B2E;
  --brand-deep:#082A20;
  --brand-soft:#12503D;
  --lime:#C4EF4B;
  --coral:#FF6A3D;
  --bg:#F7F6F1;
  --card:#FFFFFF;
  --tint:#E9F1EA;
  --ink:#12211C;
  --ink-2:#55655E;
  --ink-3:#8A968F;
  --line:#DCE3DE;
  --r-card:14px;
  --r-img:10px;
  --r-badge:6px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(11,59,46,.06);
  --sh-2:0 10px 24px rgba(11,59,46,.12);
  --sp-1:64px;
  --sp-2:56px;
  --sp-3:40px;
  --sp-4:28px;
  --sans:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,"Roboto Mono","SFMono-Regular",Menlo,Consolas,monospace;
  --ease:.18s ease;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease);}
a:hover{color:var(--coral);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font-family:inherit;font-size:inherit;color:var(--ink);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
::selection{background:var(--lime);color:var(--brand-deep);}

.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.wrap{max-width:1240px;}}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:transform var(--ease),background-color var(--ease),box-shadow var(--ease),color var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:#F2562A;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{border:1px solid var(--brand);color:var(--brand);background:transparent;}
.btn-outline:hover{background:var(--tint);color:var(--brand);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);
  font-size:15px;font-weight:600;padding:0;height:auto;
}
.btn-ghost:hover{color:var(--coral);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--tint);color:var(--brand-soft);
  font-size:13px;font-weight:600;line-height:1.6;
}
.badge-solid{background:var(--brand);color:#fff;border-radius:var(--r-badge);font-family:var(--mono);}
.tag{
  display:inline-block;padding:6px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  font-size:13px;transition:all var(--ease);
}
.tag:hover{border-color:var(--brand);color:var(--brand);background:var(--tint);}

.sec-title{display:flex;align-items:center;gap:12px;font-size:28px;font-weight:700;color:var(--ink);line-height:1.35;}
.sec-title::before{content:"";display:block;width:4px;height:18px;border-radius:2px;background:var(--lime);flex:none;}
.sec-sub{font-size:14px;color:var(--ink-2);}

/* ---------- 站点头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-stuck{box-shadow:0 2px 10px rgba(11,59,46,.08);}
.nav-top{display:flex;align-items:center;gap:24px;padding:14px 0;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;max-height:44px;}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:none;
  background:var(--brand);
  position:relative;overflow:hidden;
}
.brand-mark::before{
  content:"";position:absolute;left:7px;top:8px;width:4px;height:16px;border-radius:2px;background:var(--lime);
}
.brand-mark::after{
  content:"";position:absolute;left:15px;top:8px;width:12px;height:4px;border-radius:2px;background:#fff;
  box-shadow:0 6px 0 0 #fff,0 12px 0 0 #fff;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{font-size:19px;font-weight:800;color:var(--brand);letter-spacing:-.01em;}
.brand-sub{font-size:12px;color:var(--ink-3);letter-spacing:.02em;}

.nav-search{
  position:relative;flex:1 1 auto;max-width:560px;margin:0 auto;
  display:flex;align-items:center;
  height:46px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:0 5px 0 44px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(196,239,75,.35);}
.nav-search .search-icon{
  position:absolute;left:16px;width:18px;height:18px;stroke:var(--ink-3);fill:none;stroke-width:1.9;
}
.nav-search input[type="search"]{
  flex:1;border:0;background:transparent;height:44px;width:100%;
  font-size:14px;color:var(--ink);outline:none;
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search input[type="search"]::-webkit-search-cancel-button{display:none;}
.search-submit{
  width:36px;height:36px;border-radius:50%;background:var(--coral);flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background var(--ease),transform var(--ease);
}
.search-submit:hover{background:#F2562A;transform:translateY(-1px);}
.search-submit svg{width:16px;height:16px;stroke:#fff;fill:none;stroke-width:2.2;}

.nav-actions{display:flex;align-items:center;gap:18px;flex:none;}
.nav-link{font-size:14px;font-weight:600;color:var(--ink-2);}
.nav-link:hover{color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);}

.nav-cats{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:0 0 14px;
  align-items:center;justify-content:center;
  scrollbar-width:none;
}
.nav-cats::-webkit-scrollbar{display:none;}
.cat-pill{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;
  border-radius:var(--r-pill);background:var(--tint);color:var(--brand-soft);
  font-size:14px;font-weight:600;white-space:nowrap;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.cat-pill:hover{background:var(--brand);color:#fff;transform:translateY(-1px);}
.cat-pill.is-active{background:var(--brand);color:#fff;}
.cat-pill.is-more::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);margin-left:8px;}

/* 移动抽屉 */
.nav-drawer{
  display:none;position:fixed;inset:0;z-index:120;background:var(--bg);
  padding:18px 20px 40px;overflow-y:auto;
}
.nav-drawer.is-open{display:block;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;font-size:20px;color:var(--brand);}
.drawer-list{display:flex;flex-direction:column;gap:10px;margin-top:20px;}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  font-size:15px;font-weight:600;color:var(--brand);
}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:var(--sp-4) 0 0;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--ink-3);opacity:.6;}
.breadcrumb .current{color:var(--ink-3);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章主体布局 ---------- */
.article-main{padding:var(--sp-4) 0 var(--sp-1);}
.article-grid{margin-top:12px;}
.article-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:32px;
}
.article-title{
  font-size:34px;line-height:1.35;font-weight:800;letter-spacing:-.01em;
  color:var(--ink);margin:14px 0 16px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-family:var(--mono);font-size:13px;color:var(--ink-3);
  padding-bottom:22px;border-bottom:1px solid var(--line);
}
.meta-row .dot{opacity:.5;}
.article-cover{margin:24px 0 8px;border-radius:16px;overflow:hidden;background:var(--tint);}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);}
.article-caption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;}

.article-body{max-width:780px;margin-top:26px;font-size:16px;line-height:1.9;color:var(--ink);}
.article-body p{margin:0 0 18px;}
.article-body h2{
  position:relative;font-size:22px;font-weight:700;line-height:1.5;color:var(--ink);
  margin:40px 0 16px;padding-left:14px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:6px;width:4px;height:18px;border-radius:2px;background:var(--lime);}
.article-body h3{font-size:18px;font-weight:600;margin:28px 0 12px;color:var(--ink);}
.article-body ul{margin:0 0 18px;padding-left:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--lime);
}
.article-body ol{margin:0 0 18px;counter-reset:li;padding-left:0;}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:10px;counter-increment:li;}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);position:absolute;left:0;top:0;
  font-family:var(--mono);font-size:13px;color:var(--brand);font-weight:700;
}
.article-body blockquote{
  margin:26px 0;padding:20px 22px;background:var(--tint);
  border-left:4px solid var(--lime);border-radius:0 var(--r-badge) var(--r-badge) 0;
  color:var(--brand-deep);font-size:15px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{margin:24px auto;border-radius:var(--r-img);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;font-size:14px;margin:24px 0;}
.article-body table th{background:var(--tint);color:var(--brand-deep);font-weight:600;text-align:left;}
.article-body table th,.article-body table td{padding:12px 14px;border-bottom:1px solid var(--line);}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--coral);}

.empty-box{
  background:var(--tint);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;margin-top:24px;
}
.empty-box .empty-ico{width:56px;height:56px;margin:0 auto 16px;stroke:var(--brand-soft);fill:none;stroke-width:1.6;opacity:.7;}
.empty-box p{font-size:15px;color:var(--ink-2);margin-bottom:18px;}

.article-foot{
  margin-top:36px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.tag-group{display:flex;flex-wrap:wrap;gap:8px;}
.copy-btn{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 20px;
  border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;
  font-size:14px;font-weight:600;color:var(--brand-soft);
  transition:all var(--ease);
}
.copy-btn:hover{border-color:var(--brand);background:var(--tint);color:var(--brand);transform:translateY(-2px);}

/* ---------- FAQ ---------- */
.faq-block{margin-top:var(--sp-3);}
.faq-list{display:flex;flex-direction:column;gap:10px;margin-top:18px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-1);border-color:#CBD6CF;}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;text-align:left;padding:16px 18px;font-size:15px;font-weight:600;color:var(--ink);
}
.faq-q .sign{font-family:var(--mono);font-size:18px;color:var(--brand-soft);flex:none;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-item.is-open .faq-a{max-height:320px;}
.faq-a p{padding:0 18px 18px;font-size:15px;color:var(--ink-2);line-height:1.85;}
.faq-item.is-open{border-left:4px solid var(--lime);}

/* ---------- 相关推荐 ---------- */
.related-block{margin-top:var(--sp-3);}
.card-grid{margin-top:20px;}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-thumb{position:relative;overflow:hidden;background:var(--tint);}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:16px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-title{font-size:17px;font-weight:700;line-height:1.55;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover .news-title{color:var(--brand);}
.news-desc{font-size:14px;color:var(--ink-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;
  font-family:var(--mono);font-size:12px;color:var(--ink-3);}
.news-meta .read{font-family:var(--sans);font-size:13px;font-weight:600;color:var(--coral);}

.pager-row{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:var(--sp-3);
}
.pager-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-1);transition:all var(--ease);
}
.pager-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CBD6CF;}
.pager-item span{display:block;font-size:13px;color:var(--ink-3);margin-bottom:6px;}
.pager-item strong{font-size:15px;font-weight:700;color:var(--ink);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.pager-item.next{text-align:right;}
.center-cta{display:flex;justify-content:center;margin-top:var(--sp-4);}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:96px;align-self:flex-start;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);margin-bottom:20px;
}
.side-title{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink);margin-bottom:16px;}
.side-title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--lime);flex:none;}
.side-list{display:flex;flex-direction:column;gap:14px;}
.side-item{display:flex;gap:12px;align-items:flex-start;transition:transform var(--ease);}
.side-item:hover{transform:translateX(2px);}
.side-item img{width:72px;height:72px;border-radius:var(--r-img);object-fit:cover;flex:none;background:var(--tint);}
.side-item h4{font-size:14px;font-weight:600;line-height:1.6;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.side-item:hover h4{color:var(--brand);}
.side-item p{font-size:12px;color:var(--ink-3);font-family:var(--mono);margin-top:4px;}

.mini-cta{background:var(--brand);color:#fff;border:0;}
.mini-cta .side-title{color:#fff;}
.mini-cta .side-title::before{background:var(--lime);}
.mini-cta p{font-size:14px;color:rgba(255,255,255,.8);margin-bottom:16px;line-height:1.75;}
.mini-cta .btn-primary{width:100%;height:42px;font-size:14px;}

.ad-slot{
  border:1px dashed var(--line);border-radius:var(--r-card);
  padding:32px 16px;text-align:center;color:var(--ink-3);font-size:13px;background:rgba(255,255,255,.5);
}

/* ---------- 深色 CTA ---------- */
.dark-cta{
  background:var(--brand);color:#fff;border-radius:var(--r-card);
  padding:36px;margin-top:var(--sp-3);
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
  position:relative;overflow:hidden;
}
.dark-cta::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 26px);
}
.dark-cta h2{font-size:24px;font-weight:700;line-height:1.4;position:relative;z-index:1;}
.dark-cta p{font-size:14px;color:rgba(255,255,255,.78);margin-top:8px;position:relative;z-index:1;}
.dark-cta .btn{position:relative;z-index:1;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.82);margin-top:var(--sp-1);padding:var(--sp-2) 0 24px;}
.footer-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);}
.footer-brand .brand-mark::after{background:#fff;}
.footer-brand .brand-main{color:#fff;font-size:19px;font-weight:800;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);font-size:12px;}
.footer-note{font-size:13px;line-height:1.8;color:rgba(255,255,255,.62);max-width:280px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--lime);}
.footer-copy{
  margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-top{gap:16px;}
  .nav-search{max-width:420px;}
  .nav-actions .nav-link{display:none;}
  .article-panel{padding:24px;}
  .article-title{font-size:30px;}
  .footer-cols{grid-template-columns:1fr 1fr;gap:28px;}
  .sidebar{position:static;margin-top:32px;}
  .sidebar .ad-slot{display:none;}
}
@media (max-width:640px){
  body{font-size:15px;}
  .nav-top{flex-wrap:wrap;gap:12px;padding:12px 0;}
  .brand-main{font-size:17px;}
  .brand-sub{display:none;}
  .nav-actions{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;margin:0;height:44px;}
  .nav-search input[type="search"]{height:42px;}
  .nav-cats{
    flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;
    padding:0 0 12px;
    -webkit-overflow-scrolling:touch;
    mask-image:linear-gradient(90deg,transparent 0,#000 16px,#000 calc(100% - 16px),transparent 100%);
  }
  .cat-pill{height:34px;padding:0 15px;font-size:13px;}
  .sec-title{font-size:22px;}
  .article-main{padding:20px 0 40px;}
  .article-panel{padding:18px;border-radius:var(--r-card);}
  .article-title{font-size:24px;line-height:1.4;}
  .article-body{font-size:15px;}
  .article-body h2{font-size:19px;margin:32px 0 14px;}
  .article-body h3{font-size:17px;}
  .pager-row{grid-template-columns:1fr;}
  .pager-item.next{text-align:left;}
  .dark-cta{padding:24px;flex-direction:column;align-items:flex-start;}
  .dark-cta h2{font-size:20px;}
  .footer-cols{grid-template-columns:1fr;gap:24px;}
  .footer-copy{flex-direction:column;gap:6px;}
  .breadcrumb .current{max-width:200px;}
  .faq-q{font-size:14px;padding:14px 16px;}
  .faq-a p{font-size:14px;padding:0 16px 16px;}
}

/* roulang page: category1 */
:root{
  --brand:#0B3B2E;
  --brand-deep:#082A20;
  --brand-soft:#12503D;
  --lime:#C4EF4B;
  --coral:#FF6A3D;
  --bg:#F7F6F1;
  --card:#FFFFFF;
  --tint:#E9F1EA;
  --ink:#12211C;
  --ink-2:#55655E;
  --ink-3:#8A968F;
  --line:#DCE3DE;
  --r-card:14px;
  --r-img:10px;
  --r-badge:6px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(11,59,46,.06);
  --sh-2:0 10px 24px rgba(11,59,46,.12);
  --mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --sp-1:64px;
  --sp-2:56px;
  --sp-3:40px;
  --sp-4:28px;
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--coral);}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em;color:var(--ink);font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input{font-family:inherit;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.wrap{max-width:1240px;}}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,filter .18s ease;
}
.btn-primary{background:var(--coral);color:#fff;border-color:var(--coral);}
.btn-primary:hover{background:#f25a2b;border-color:#f25a2b;color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(11,59,46,.12);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--tint);color:var(--brand);transform:translateY(-2px);}
.btn-ghost{background:transparent;border-color:transparent;color:var(--brand);padding:0 4px;height:auto;}
.btn-ghost:hover{color:var(--coral);}
.btn:active{transform:translateY(1px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn .arrow{font-family:var(--mono);font-weight:700;}

/* ---------- 徽章 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--tint);color:var(--brand);
  font-size:13px;font-weight:600;line-height:1.6;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--coral);display:inline-block;}
.badge{
  display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:var(--r-badge);
  background:var(--tint);color:var(--brand);
  font-size:13px;font-weight:600;line-height:1.6;
}
.badge-dark{background:var(--brand);color:#fff;font-family:var(--mono);letter-spacing:.04em;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .18s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 10px rgba(11,59,46,.08);}
.header-top{display:flex;align-items:center;gap:24px;min-height:74px;}
.brand{display:inline-flex;align-items:center;gap:10px;height:44px;flex:0 0 auto;}
.brand-mark{
  position:relative;width:34px;height:34px;border-radius:10px;
  background:var(--brand);flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;border:3px solid var(--lime);border-radius:50%;
}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-main{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-sub{font-size:11px;color:var(--ink-3);letter-spacing:.04em;}
.search-form{
  position:relative;display:flex;align-items:center;
  flex:1 1 auto;max-width:560px;height:46px;
  border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(196,239,75,.42);}
.search-form .s-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--ink-3);display:flex;}
.search-form input{
  flex:1 1 auto;width:100%;height:100%;
  border:0;background:transparent;border-radius:var(--r-pill);
  padding:0 52px 0 44px;font-size:14px;color:var(--ink);
  box-shadow:none;
}
.search-form input::placeholder{color:var(--ink-3);}
.search-form input:focus{box-shadow:none;}
.search-form .s-btn{
  position:absolute;right:5px;top:50%;transform:translateY(-50%);
  width:36px;height:36px;border-radius:50%;border:0;
  background:var(--coral);color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background-color .18s ease,transform .18s ease;
}
.search-form .s-btn:hover{background:#f25a2b;transform:translateY(-50%) scale(1.04);}
.header-actions{display:flex;align-items:center;gap:16px;margin-left:auto;flex:0 0 auto;}
.link-plain{font-size:14px;color:var(--ink-2);font-weight:500;}
.link-plain:hover{color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--brand);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-cats{
  display:flex;align-items:center;justify-content:center;gap:10px;
  padding:0 0 14px;flex-wrap:wrap;
}
.cat-pill{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:var(--r-pill);background:var(--tint);color:var(--brand);
  font-size:13.5px;font-weight:600;white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,transform .18s ease;
}
.cat-pill:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}
.cat-pill.is-active{background:var(--brand);color:#fff;}
.cat-more{
  display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 14px;
  border-radius:var(--r-pill);color:var(--ink-2);font-size:13.5px;font-weight:600;background:transparent;
}
.cat-more .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);}
.cat-more:hover{color:var(--brand);}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;background:#fff;
  display:flex;flex-direction:column;
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--line);
}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);font-size:22px;line-height:1;cursor:pointer;
}
.drawer-body{padding:20px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;}
.drawer-body .search-form{max-width:none;width:100%;height:44px;}
.drawer-nav{display:flex;flex-direction:column;gap:0;}
.drawer-nav a{
  padding:16px 4px;font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--brand);}
.drawer-nav a:hover{color:var(--coral);}

/* ---------- 面包屑 ---------- */
.crumb{padding:var(--sp-4) 0 0;}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--line);}
.crumb .current{color:var(--ink-3);}

/* ---------- 板块通用 ---------- */
.section{padding:var(--sp-2) 0;}
.section-tight{padding:var(--sp-3) 0;}
.section-head{margin-bottom:var(--sp-4);}
.section-head h2{
  position:relative;padding-left:14px;font-size:28px;font-weight:700;line-height:1.32;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;width:4px;height:18px;background:var(--lime);border-radius:2px;
}
.section-head p{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:720px;}
.section-head .head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ---------- Hero ---------- */
.hero{padding:var(--sp-3) 0 var(--sp-2);}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center;}
.hero h1{
  margin-top:18px;font-size:40px;font-weight:800;line-height:1.25;letter-spacing:-.01em;
}
.hero .lead{
  margin-top:16px;font-size:16px;color:var(--ink-2);max-width:520px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.metrics{display:flex;flex-wrap:wrap;gap:36px;margin-top:36px;}
.metric .num{font-family:var(--mono);font-size:26px;font-weight:800;color:var(--brand);line-height:1.2;}
.metric .desc{font-size:13px;color:var(--ink-3);margin-top:2px;}
.hero-media{position:relative;}
.hero-media .shot{
  width:100%;aspect-ratio:16/11;object-fit:cover;
  border-radius:var(--r-card);box-shadow:var(--sh-2);
}
.score-card{
  position:absolute;right:-14px;bottom:-16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-2);min-width:210px;
}
.score-card .score-top{display:flex;align-items:baseline;gap:8px;}
.score-card .score-num{font-family:var(--mono);font-size:30px;font-weight:800;color:var(--brand);line-height:1;}
.score-card .score-total{font-family:var(--mono);font-size:13px;color:var(--ink-3);}
.score-card .score-title{font-size:13px;color:var(--ink-2);margin-top:6px;}
.scale{display:flex;gap:4px;margin-top:10px;}
.scale i{display:block;height:6px;flex:1;border-radius:2px;background:var(--line);}
.scale i.on{background:var(--lime);}
.track-line{
  position:relative;height:18px;margin-top:var(--sp-3);border-top:1px dashed var(--line);
}
.track-line::before{
  content:"";position:absolute;left:0;right:0;top:0;height:8px;
  background:repeating-linear-gradient(90deg,var(--line) 0 1px,transparent 1px 32px);
}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 20px 22px;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background:var(--tint);}
.step-num{font-family:var(--mono);font-size:44px;font-weight:800;color:var(--lime);line-height:1;}
.step h3{font-size:17px;font-weight:600;margin-top:12px;}
.step p{font-size:14px;color:var(--ink-2);margin-top:8px;line-height:1.75;}

/* ---------- 场景卡片 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.scene-thumb{overflow:hidden;}
.scene-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease;}
.scene-card:hover .scene-thumb img{transform:scale(1.03);}
.scene-body{padding:20px;}
.scene-body h3{font-size:18px;font-weight:600;}
.scene-body p{font-size:14.5px;color:var(--ink-2);margin-top:10px;line-height:1.8;}
.scene-body .scene-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.scene-body .scene-link .arrow{font-family:var(--mono);transition:transform .18s ease;}
.scene-body .scene-link:hover{color:var(--coral);}
.scene-body .scene-link:hover .arrow{transform:translateX(4px);}

/* ---------- 对照表 ---------- */
.table-wrap{
  overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
}
table.compare{width:100%;border-collapse:collapse;font-size:14px;min-width:640px;margin:0;}
table.compare thead th{
  background:var(--tint);color:var(--brand);font-weight:700;font-size:13.5px;
  text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);
}
table.compare tbody td{
  padding:14px 18px;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:top;
}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare tbody tr:hover td{background:#fbfbf8;}
table.compare td strong{color:var(--ink);font-weight:600;}
table.compare .mono{font-family:var(--mono);font-size:13px;color:var(--ink-3);}
.table-note{font-size:13px;color:var(--ink-3);margin-top:12px;}

/* ---------- 深色实测区 ---------- */
.dark-band{
  position:relative;overflow:hidden;
  background:var(--brand);color:#fff;padding:var(--sp-2) 0;
}
.dark-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 44px);
  opacity:.7;
}
.dark-band .wrap{position:relative;z-index:1;}
.dark-band h2{
  position:relative;padding-left:14px;font-size:28px;color:#fff;font-weight:700;
}
.dark-band h2::before{
  content:"";position:absolute;left:0;top:6px;width:4px;height:18px;background:var(--lime);border-radius:2px;
}
.dark-band .band-desc{color:rgba(255,255,255,.72);font-size:15px;margin-top:12px;max-width:680px;}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:var(--sp-3);}
.quote-card{
  border:1px solid rgba(255,255,255,.2);border-radius:var(--r-card);
  background:rgba(255,255,255,.06);padding:20px;
}
.quote-top{display:flex;align-items:center;gap:10px;}
.quote-avatar{
  width:40px;height:40px;border-radius:50%;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;
  color:var(--lime);font-family:var(--mono);font-size:14px;font-weight:700;flex:0 0 auto;
}
.quote-name{font-size:13px;color:#fff;font-weight:600;}
.quote-tag{
  margin-left:auto;font-size:12px;color:var(--lime);
  border:1px solid rgba(196,239,75,.4);border-radius:var(--r-pill);padding:2px 10px;
}
.quote-card p{font-size:14.5px;color:rgba(255,255,255,.82);line-height:1.8;margin-top:14px;}
.quote-stars{display:flex;gap:4px;margin-top:16px;}
.quote-stars i{display:block;width:12px;height:6px;border-radius:2px;background:rgba(255,255,255,.22);}
.quote-stars i.on{background:var(--lime);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:10px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  transition:box-shadow .18s ease;
}
.faq-item:hover{box-shadow:var(--sh-1);}
.faq-item.is-open{box-shadow:inset 4px 0 0 var(--lime);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--ink);text-align:left;
  border-radius:12px;
}
.faq-q:hover{color:var(--brand);}
.faq-q .sign{font-family:var(--mono);font-size:20px;color:var(--ink-3);flex:0 0 auto;line-height:1;}
.faq-item.is-open .faq-q .sign{color:var(--brand);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-item.is-open .faq-a{max-height:360px;}
.faq-a p{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--ink-2);}

/* ---------- CTA ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  background:var(--tint);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;
}
.cta-band h2{font-size:24px;font-weight:700;}
.cta-band p{font-size:14.5px;color:var(--ink-2);margin-top:8px;max-width:560px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:#fff;padding:var(--sp-2) 0 0;margin-top:var(--sp-2);}
.footer-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;}
.site-footer .brand-main{color:#fff;}
.site-footer .brand-sub{color:rgba(255,255,255,.6);}
.site-footer .brand-mark{background:var(--brand-soft);}
.footer-note{font-size:13px;color:rgba(255,255,255,.7);margin-top:16px;line-height:1.8;max-width:300px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin:0 0 12px;}
.footer-links a{
  display:block;padding:6px 0;font-size:13.5px;color:rgba(255,255,255,.76);
  transition:color .18s ease,transform .18s ease;
}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);}
.footer-copy{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:var(--sp-3);padding:18px 0;font-size:12px;
  color:rgba(255,255,255,.7);border-top:1px solid rgba(255,255,255,.14);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:34px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;gap:16px;}
  .footer-cols{grid-template-columns:1fr 1fr;}
  .header-top{flex-wrap:wrap;min-height:auto;padding:12px 0 0;}
  .brand{order:1;}
  .nav-toggle{display:inline-flex;order:2;margin-left:auto;}
  .header-actions{display:none;}
  .search-form{order:3;flex:1 0 100%;max-width:none;margin-top:12px;height:44px;}
  .nav-cats{
    justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;
    padding:12px 0 12px;-webkit-overflow-scrolling:touch;
  }
  .nav-cats::-webkit-scrollbar{display:none;}
  .score-card{right:8px;bottom:-12px;min-width:180px;padding:14px 16px;}
}
@media (max-width:640px){
  body{font-size:15px;}
  .wrap{padding:0 20px;}
  .section{padding:var(--sp-3) 0;}
  .hero{padding:var(--sp-4) 0 var(--sp-3);}
  .hero h1{font-size:32px;line-height:1.28;}
  .hero .lead{font-size:15px;}
  .hero-actions .btn{flex:1 1 100%;}
  .metrics{gap:22px;}
  .metric .num{font-size:22px;}
  .section-head h2,.dark-band h2{font-size:22px;}
  .steps{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .step-num{font-size:38px;}
  .score-card{
    position:static;margin-top:14px;width:100%;min-width:0;box-shadow:var(--sh-1);
  }
  .cta-band{padding:24px 20px;}
  .cta-band .btn{width:100%;}
  .footer-cols{grid-template-columns:1fr;}
  .footer-copy{flex-direction:column;gap:6px;}
  .crumb{padding-top:20px;}
  .faq-q{font-size:15px;padding:16px 16px;}
  .faq-a p{padding:0 16px 18px;font-size:14.5px;}
}

/* roulang page: category2 */
:root{
  --brand:#0B3B2E;
  --brand-deep:#082A20;
  --brand-soft:#12503D;
  --lime:#C4EF4B;
  --coral:#FF6A3D;
  --bg:#F7F6F1;
  --card:#FFFFFF;
  --tint:#E9F1EA;
  --ink:#12211C;
  --ink-2:#55655E;
  --ink-3:#8A968F;
  --line:#DCE3DE;
  --r-card:14px;
  --r-img:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(11,59,46,.06);
  --sh-2:0 10px 24px rgba(11,59,46,.12);
  --sp-1:28px;
  --sp-2:40px;
  --sp-3:56px;
  --sp-4:64px;
  --mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
a:hover,a:focus{color:inherit}
button{font:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
input,button,select,textarea{font-family:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}

.wrap{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1400px){
  .wrap{max-width:1240px}
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{
  box-shadow:0 2px 10px rgba(11,59,46,.08);
}
.header-top-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  height:44px;
  flex:0 0 auto;
}
.brand-mark{
  position:relative;
  display:inline-block;
  width:34px;
  height:34px;
  border-radius:10px;
  background:var(--brand);
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  left:9px;
  top:9px;
  width:16px;
  height:16px;
  border:2px solid var(--lime);
  border-radius:50% 50% 50% 4px;
  transform:rotate(45deg);
}
.brand-text{display:block;line-height:1.15}
.brand-main{
  display:block;
  font-size:17px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--ink);
}
.brand-sub{
  display:block;
  font-size:11px;
  letter-spacing:.05em;
  color:var(--ink-3);
}

.search-bar{
  position:relative;
  display:flex;
  align-items:center;
  flex:1 1 auto;
  max-width:560px;
  height:46px;
  margin:0 auto;
  padding:0 5px 0 16px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-bar:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(196,239,75,.35);
}
.search-bar .s-icon{
  width:18px;
  height:18px;
  flex:0 0 auto;
  color:var(--ink-3);
}
.search-bar input[type="search"],
.search-bar input[type="text"]{
  flex:1 1 auto;
  min-width:0;
  height:44px;
  margin:0;
  padding:0 10px;
  border:0;
  background:transparent;
  box-shadow:none;
  font-size:15px;
  color:var(--ink);
  -webkit-appearance:none;
  appearance:none;
}
.search-bar input::placeholder{color:var(--ink-3)}
.search-bar input:focus{outline:none;box-shadow:none}
.search-bar button{
  flex:0 0 auto;
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  border:0;
  border-radius:50%;
  background:var(--coral);
  color:#fff;
  transition:filter .18s ease,transform .18s ease;
}
.search-bar button:hover{filter:brightness(.94);transform:translateY(-1px)}
.search-bar button:active{transform:translateY(1px)}
.search-bar button svg{width:16px;height:16px}

.header-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex:0 0 auto;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 26px;
  border:1px solid transparent;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  transition:all .18s ease;
}
.btn-primary{
  background:var(--coral);
  color:#fff;
  box-shadow:0 6px 16px rgba(255,106,61,.22);
}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-2px);color:#fff}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{
  border-color:var(--brand);
  color:var(--brand);
  background:transparent;
  height:40px;
  padding:0 20px;
  font-size:14px;
}
.btn-outline:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{
  height:44px;
  padding:0 18px;
  background:transparent;
  color:var(--brand);
  border-color:transparent;
  font-size:14.5px;
  font-weight:600;
}
.btn-ghost:hover{background:var(--tint);color:var(--brand)}
.btn-ghost:active{transform:translateY(1px)}

.link-quiet{
  font-size:14px;
  font-weight:600;
  color:var(--ink-2);
  transition:color .18s ease;
}
.link-quiet:hover{color:var(--brand)}

.hamburger{
  display:none;
  place-items:center;
  width:44px;
  height:44px;
  padding:0;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--card);
  color:var(--brand);
}
.hamburger span{
  display:block;
  width:18px;
  height:2px;
  margin:2px auto;
  border-radius:2px;
  background:currentColor;
}

.nav-cats{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  gap:10px;
  padding:0 0 14px;
}
.cat-pill{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 16px;
  border-radius:var(--r-pill);
  background:var(--tint);
  color:var(--brand);
  font-size:13.5px;
  font-weight:600;
  white-space:nowrap;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.cat-pill:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}
.cat-pill:active{transform:translateY(1px)}
.cat-pill.is-active{background:var(--brand);color:#fff}
.cat-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:34px;
  padding:0 12px;
  font-size:13px;
  color:var(--ink-3);
}
.cat-more i{
  display:inline-block;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--lime);
}

/* 移动抽屉 */
.drawer{
  display:none;
  position:fixed;
  inset:0;
  z-index:90;
  padding:20px;
  background:var(--bg);
  overflow-y:auto;
  flex-direction:column;
  gap:18px;
}
.drawer.is-open{display:flex}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.drawer-title{font-size:16px;font-weight:800;color:var(--ink)}
.drawer-close{
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--card);
  color:var(--brand);
  font-size:20px;
  line-height:1;
}
.drawer .search-bar{max-width:100%;margin:0}
.drawer-nav{display:flex;flex-direction:column;gap:10px}
.drawer-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 18px;
  border-radius:var(--r-pill);
  background:var(--tint);
  color:var(--brand);
  font-size:15px;
  font-weight:600;
}
.drawer-nav a:hover{background:var(--brand);color:#fff}

/* ============ 页面头部 ============ */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:24px 0 0;
  font-size:13px;
  color:var(--ink-3);
}
.breadcrumb a{color:var(--ink-2);transition:color .18s ease}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--ink-3);opacity:.6}
.breadcrumb .current{color:var(--ink-3)}

.page-head{
  position:relative;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  padding:12px 0 26px;
  margin-bottom:var(--sp-1);
}
.page-head::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:1px;
  background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px);
}
.page-head .head-main{min-width:0}
.badge{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:6px;
  background:var(--tint);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
}
h1{
  margin:12px 0 10px;
  font-size:40px;
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
}
.page-desc{
  font-size:15px;
  line-height:1.8;
  color:var(--ink-2);
  max-width:760px;
}
.count-tag{
  flex:0 0 auto;
  font-family:var(--mono);
  font-size:13px;
  color:var(--brand);
  background:var(--tint);
  border-radius:6px;
  padding:7px 14px;
  white-space:nowrap;
}

/* ============ 提示条 ============ */
.tips-band{
  background:var(--tint);
  border-radius:var(--r-card);
  padding:22px 24px;
  margin-bottom:var(--sp-2);
}
.tips-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.tip{display:flex;gap:12px;align-items:flex-start}
.tip-num{
  font-family:var(--mono);
  font-size:20px;
  font-weight:800;
  line-height:1.2;
  color:var(--brand);
  opacity:.55;
  flex:0 0 auto;
}
.tip p{font-size:13.5px;line-height:1.75;color:var(--ink-2)}

/* ============ 主体两栏 ============ */
.content-grid{
  margin-left:-12px;
  margin-right:-12px;
}
.content-grid > .cell{
  padding-left:12px;
  padding-right:12px;
}

.group{margin-bottom:var(--sp-2)}
.group:last-child{margin-bottom:0}
.group-title{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0 0 14px;
  font-size:20px;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--ink);
}
.group-title::before{
  content:"";
  width:18px;
  height:3px;
  border-radius:2px;
  background:var(--lime);
  flex:0 0 auto;
}
.group-title .g-count{
  font-family:var(--mono);
  font-size:12.5px;
  font-weight:500;
  color:var(--ink-3);
  margin-left:auto;
}

.row-list{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.row-item{
  display:flex;
  align-items:center;
  gap:18px;
  padding:16px 18px;
  border-bottom:1px solid var(--line);
  transition:background .18s ease;
}
.row-item:last-child{border-bottom:0}
.row-item:hover{background:var(--tint)}
.row-item:active{background:var(--tint)}
.row-num{
  flex:0 0 auto;
  width:42px;
  font-family:var(--mono);
  font-size:32px;
  font-weight:800;
  line-height:1;
  color:var(--ink-3);
  opacity:.5;
}
.row-thumb{
  flex:0 0 auto;
  width:120px;
  height:80px;
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--tint);
}
.row-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .3s ease;
}
.row-item:hover .row-thumb img{transform:scale(1.04)}
.row-body{flex:1 1 auto;min-width:0}
.row-title{
  display:block;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  line-height:1.5;
  margin-bottom:2px;
}
.row-desc{
  display:block;
  font-size:13px;
  line-height:1.65;
  color:var(--ink-2);
}
.row-date{
  flex:0 0 auto;
  font-family:var(--mono);
  font-size:12.5px;
  color:var(--ink-3);
}
.row-arrow{
  flex:0 0 auto;
  color:var(--brand);
  font-size:16px;
  line-height:1;
  transition:transform .18s ease;
}
.row-item:hover .row-arrow{transform:translateX(4px)}

/* ============ 侧栏 ============ */
.sidebar{
  position:sticky;
  top:96px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:18px;
  box-shadow:var(--sh-1);
}
.side-card h2{
  margin:0 0 12px;
  font-size:15px;
  font-weight:700;
  color:var(--ink);
}
.side-card .search-bar{max-width:100%;margin:0;height:44px}
.side-card .search-bar input[type="search"],
.side-card .search-bar input[type="text"]{height:42px;font-size:14px}
.side-card .search-bar button{width:34px;height:34px}

.side-cats{display:flex;flex-direction:column;gap:8px}
.side-cats a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:10px 16px;
  border-radius:var(--r-pill);
  background:var(--tint);
  color:var(--brand);
  font-size:14px;
  font-weight:600;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.side-cats a:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}
.side-cats a:active{transform:translateY(1px)}
.side-cats a span{font-family:var(--mono);font-size:12px;opacity:.7}

.side-faq{
  font-size:13.5px;
  line-height:1.8;
  color:var(--ink-2);
}
.side-faq strong{
  display:block;
  font-size:14px;
  color:var(--ink);
  margin-bottom:6px;
  font-weight:600;
}
.side-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:10px;
  font-size:13px;
  font-weight:600;
  color:var(--brand);
  border-bottom:1px solid rgba(11,59,46,.25);
  padding-bottom:1px;
  transition:color .18s ease,border-color .18s ease;
}
.side-link:hover{color:var(--coral);border-color:var(--coral)}

/* ============ FAQ ============ */
.faq-block{margin-top:var(--sp-3)}
.section-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  margin-bottom:18px;
}
.section-head h2{
  position:relative;
  padding-left:14px;
  font-size:28px;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--ink);
  line-height:1.3;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  width:4px;
  height:18px;
  border-radius:2px;
  background:var(--lime);
}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:12px;
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:box-shadow .18s ease;
}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:16px 18px;
  list-style:none;
  cursor:pointer;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  transition:background .18s ease,box-shadow .22s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  font-family:var(--mono);
  font-size:18px;
  line-height:1;
  color:var(--brand);
  transition:transform .22s ease;
}
.faq-item:hover summary{background:var(--tint)}
.faq-item[open] summary{
  box-shadow:inset 4px 0 0 0 var(--lime);
  background:var(--card);
}
.faq-item[open] summary::after{content:"−"}
.faq-body{
  padding:0 18px 18px 18px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--ink-2);
}

/* ============ 返回首页 ============ */
.back-home{
  display:flex;
  justify-content:center;
  padding:var(--sp-3) 0 var(--sp-4);
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand);
  color:#E6EFE9;
  padding:var(--sp-3) 0 24px;
  margin-top:var(--sp-2);
}
.footer-cols{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:32px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:12px;
}
.footer-brand .brand-mark{background:var(--brand-soft)}
.footer-brand .brand-main{color:#fff}
.footer-brand .brand-sub{color:rgba(230,239,233,.62)}
.footer-note{
  font-size:13px;
  line-height:1.8;
  color:rgba(230,239,233,.66);
  max-width:300px;
}
.footer-title{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin:0 0 12px;
  letter-spacing:.02em;
}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{
  font-size:13px;
  color:rgba(230,239,233,.66);
  transition:color .18s ease;
}
.footer-links a:hover{color:var(--lime)}
.footer-copy{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  margin-top:36px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:12px;
  color:rgba(230,239,233,.7);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  h1{font-size:32px}
  .section-head h2{font-size:22px}
  .tips-grid{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr 1fr;gap:26px}
  .sidebar{position:static;top:auto}
  .row-num{font-size:24px;width:34px}
}

@media (max-width:640px){
  body{font-size:15px}
  .header-top-inner{
    min-height:0;
    padding:12px 0;
    flex-wrap:wrap;
    row-gap:12px;
    gap:12px;
  }
  .brand{order:1}
  .header-actions{order:2;margin-left:auto;gap:10px}
  .btn-outline,.link-quiet{display:none}
  .hamburger{display:grid}
  .search-bar{order:3;flex:0 0 100%;max-width:100%;margin:0;height:44px}
  .search-bar input[type="search"],
  .search-bar input[type="text"]{height:42px;font-size:15px}
  .nav-cats{
    justify-content:flex-start;
    flex-wrap:nowrap;
    overflow-x:auto;
    scrollbar-width:none;
    padding-bottom:12px;
    -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 20px,#000 calc(100% - 20px),transparent 100%);
    mask-image:linear-gradient(90deg,transparent 0,#000 20px,#000 calc(100% - 20px),transparent 100%);
  }
  .nav-cats::-webkit-scrollbar{display:none}
  .breadcrumb{padding-top:16px}
  .page-head{flex-direction:column;align-items:flex-start;gap:14px;padding-bottom:20px}
  h1{font-size:26px}
  .page-desc{font-size:14px}
  .tips-band{padding:18px}
  .row-item{
    flex-wrap:wrap;
    gap:12px;
    padding:14px;
  }
  .row-thumb{width:84px;height:60px}
  .row-body{flex:1 1 60%}
  .row-num{font-size:22px;width:30px}
  .row-date{
    width:100%;
    order:4;
    padding-left:42px;
  }
  .row-arrow{order:3}
  .group-title{font-size:17px}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .section-head h2{font-size:20px}
  .footer-cols{grid-template-columns:1fr;gap:24px}
  .footer-copy{flex-direction:column;gap:6px}
  .back-home{padding:40px 0 48px}
  .btn{height:44px}
}