/* roulang page: index */
:root{
  --bg:#050B14;
  --bg-2:#0B1626;
  --ink:#07111F;
  --mint:#16E0B0;
  --ice:#7DD3FC;
  --amber:#FFB020;
  --text:#EAF2FF;
  --dim:#9FB3C8;
  --line:rgba(255,255,255,.12);
  --line-mint:rgba(22,224,176,.16);
  --radius:20px;
  --shadow-card:0 20px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-mint:0 0 24px rgba(22,224,176,.35);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background-color:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 0%, rgba(0,0,0,.9), transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 50% 0%, rgba(0,0,0,.9), transparent 72%);
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .25s ease, opacity .25s ease;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:none;background:none;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid rgba(22,224,176,.7);outline-offset:3px;border-radius:6px;}
::selection{background:rgba(22,224,176,.35);color:#fff;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#050B14;}
::-webkit-scrollbar-thumb{background:rgba(22,224,176,.28);border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:rgba(22,224,176,.5);}

.wrap{
  width:100%;
  max-width:80rem;
  margin:0 auto;
  padding-left:1.25rem;
  padding-right:1.25rem;
  position:relative;
  z-index:1;
}
@media (min-width:640px){.wrap{padding-left:1.75rem;padding-right:1.75rem;}}
@media (min-width:1024px){.wrap{padding-left:2rem;padding-right:2rem;}}

.section{padding-top:5.5rem;padding-bottom:5.5rem;position:relative;}
@media (max-width:768px){.section{padding-top:3.5rem;padding-bottom:3.5rem;}}

.glow-blob{
  position:absolute;
  border-radius:999px;
  filter:blur(90px);
  pointer-events:none;
  z-index:0;
}

/* ---------- Header ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  height:76px;
  display:flex;
  align-items:center;
  background:rgba(7,17,31,.55);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.site-header.scrolled{
  background:rgba(5,11,20,.9);
  border-bottom-color:rgba(22,224,176,.18);
  box-shadow:0 14px 40px rgba(0,0,0,.5);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;width:100%;}
.brand{display:flex;align-items:center;gap:.7rem;font-weight:800;font-size:1.15rem;letter-spacing:.01em;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg, rgba(22,224,176,.9), rgba(125,211,252,.75));
  color:#04121C;font-weight:800;font-family:"Barlow Condensed",sans-serif;
  box-shadow:var(--shadow-mint);
  font-size:1.05rem;
}
.brand-text{color:var(--text);white-space:nowrap;}
.brand-text span{color:var(--mint);}
.nav-desktop{display:none;align-items:center;gap:.35rem;}
@media (min-width:1024px){.nav-desktop{display:flex;}}
.nav-link{
  position:relative;
  padding:.5rem .85rem;
  border-radius:10px;
  font-size:.95rem;
  font-weight:500;
  color:var(--dim);
  transition:color .25s ease, background .25s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.active{color:var(--mint);}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:.85rem;right:.85rem;bottom:.12rem;
  height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--mint),rgba(125,211,252,.4));
  box-shadow:0 0 10px rgba(22,224,176,.8);
}
.header-actions{display:flex;align-items:center;gap:.65rem;}
.menu-btn{
  display:grid;place-items:center;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  font-size:1.15rem;
}
@media (min-width:1024px){.menu-btn{display:none;}}
.mobile-menu{
  position:fixed;
  top:76px;left:0;right:0;
  z-index:55;
  background:rgba(5,11,20,.97);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(22,224,176,.18);
  padding:1rem 1.25rem 1.5rem;
  display:none;
  max-height:calc(100vh - 76px);
  overflow-y:auto;
}
.mobile-menu.open{display:block;}
.mobile-menu a.m-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:.95rem .25rem;
  border-bottom:1px solid rgba(255,255,255,.07);
  color:var(--text);font-weight:500;
}
.mobile-menu a.m-link.active{color:var(--mint);}
.mobile-menu .m-cta{margin-top:1.25rem;display:flex;flex-direction:column;gap:.75rem;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.82rem 1.5rem;
  border-radius:12px;
  font-weight:700;
  font-size:.98rem;
  line-height:1.2;
  border:1px solid transparent;
  transition:transform .22s ease, box-shadow .22s ease, filter .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(120deg,#16E0B0,#7DD3FC);
  color:#04121C;
  box-shadow:var(--shadow-mint);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 32px rgba(22,224,176,.5);transform:translateY(-1px);}
.btn-outline{
  background:rgba(255,255,255,.03);
  border-color:rgba(22,224,176,.45);
  color:var(--text);
}
.btn-outline:hover{background:rgba(22,224,176,.12);border-color:rgba(22,224,176,.8);transform:translateY(-1px);}
.btn-ghost{color:var(--ice);padding:.4rem 0;font-weight:600;}
.btn-ghost:hover{color:#A9E4FF;}
.btn-sm{padding:.6rem 1.1rem;font-size:.9rem;}
.btn:active{transform:translateY(0) scale(.99);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding-top:150px;
  padding-bottom:5rem;
  overflow:hidden;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 12% 18%, rgba(22,224,176,.22), transparent 46%),
    radial-gradient(circle at 88% 78%, rgba(125,211,252,.14), transparent 50%),
    linear-gradient(180deg, rgba(5,11,20,.82) 0%, rgba(5,11,20,.93) 62%, var(--bg) 100%);
  z-index:0;
}
.hero-grid{display:grid;gap:2.5rem;position:relative;z-index:1;}
@media (min-width:1024px){
  .hero-grid{grid-template-columns:7fr 5fr;gap:3rem;align-items:center;}
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.4rem .95rem;border-radius:999px;
  background:rgba(22,224,176,.12);
  border:1px solid rgba(22,224,176,.32);
  color:var(--mint);
  font-size:.85rem;font-weight:600;
  margin-bottom:1.4rem;
}
.hero h1{
  font-size:clamp(2.2rem,5vw,3.6rem);
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:1.1rem;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#16E0B0,#7DD3FC);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  color:var(--dim);
  font-size:1.06rem;
  max-width:36rem;
  margin-bottom:2rem;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:.9rem;}
.hero-stats{display:flex;flex-wrap:wrap;gap:2rem;margin-top:2.6rem;}
.hero-stat-num{
  font-family:"Barlow Condensed",sans-serif;
  font-size:2rem;font-weight:700;color:var(--mint);line-height:1;
}
.hero-stat-label{font-size:.85rem;color:var(--dim);margin-top:.3rem;}

/* ---------- Glass panel ---------- */
.panel{
  background:linear-gradient(145deg, rgba(14,30,50,.72), rgba(8,17,31,.58));
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line-mint);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  transition:border-color .28s ease, transform .28s ease, box-shadow .28s ease;
}
.panel-hover:hover{
  border-color:rgba(22,224,176,.5);
  transform:translateY(-2px);
  box-shadow:0 24px 70px rgba(0,0,0,.55), inset 0 1px 0 rgba(255,255,255,.08);
}
.solid-card{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:border-color .28s ease, transform .28s ease;
}
.solid-card:hover{border-color:rgba(22,224,176,.4);transform:translateY(-2px);}

.hero-card{padding:1.75rem;}
.hero-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.4rem;}
.hero-card-title{font-size:.95rem;color:var(--dim);font-weight:600;letter-spacing:.04em;}
.dot-live{
  width:9px;height:9px;border-radius:999px;background:var(--mint);
  box-shadow:0 0 0 4px rgba(22,224,176,.18);
  display:inline-block;margin-right:.45rem;
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 4px rgba(22,224,176,.18);}
  50%{box-shadow:0 0 0 9px rgba(22,224,176,.04);}
}
.data-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:.9rem 0;
  border-bottom:1px dashed rgba(255,255,255,.12);
}
.data-row:last-of-type{border-bottom:none;}
.data-row .k{color:var(--dim);font-size:.92rem;}
.data-row .v{font-family:"Barlow Condensed",sans-serif;font-size:1.5rem;color:var(--text);font-weight:700;}
.data-row .v.mint{color:var(--mint);}

/* ---------- Section heading ---------- */
.sec-head{margin-bottom:2.6rem;max-width:46rem;}
.sec-tag{
  display:inline-block;
  font-family:"Barlow Condensed",sans-serif;
  font-size:.9rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--mint);margin-bottom:.85rem;
}
.sec-head h2{font-size:clamp(1.6rem,3.2vw,2.3rem);margin-bottom:.75rem;}
.sec-head p{color:var(--dim);font-size:1rem;}

/* ---------- Collections ---------- */
.collect-grid{display:grid;gap:1.25rem;grid-template-columns:1fr;}
@media (min-width:768px){.collect-grid{grid-template-columns:repeat(6,1fr);}}
@media (min-width:768px){
  .collect-grid .c-lg{grid-column:span 3;}
  .collect-grid .c-sm{grid-column:span 2;}
}
.collect-card{padding:1.6rem;display:flex;flex-direction:column;height:100%;position:relative;overflow:hidden;}
.collect-card .num{
  font-family:"Barlow Condensed",sans-serif;
  font-size:2.4rem;font-weight:700;
  color:rgba(255,255,255,.1);
  line-height:1;
  margin-bottom:.9rem;
}
.collect-card .ico{
  width:44px;height:44px;border-radius:12px;
  display:grid;place-items:center;
  background:rgba(22,224,176,.12);
  border:1px solid rgba(22,224,176,.28);
  color:var(--mint);font-size:1.1rem;
  margin-bottom:1rem;
}
.collect-card h3{font-size:1.22rem;margin-bottom:.6rem;}
.collect-card p{color:var(--dim);font-size:.94rem;flex:1;}
.collect-foot{display:flex;align-items:center;justify-content:space-between;margin-top:1.2rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,.08);}
.collect-count{font-size:.85rem;color:var(--dim);}
.collect-arrow{color:var(--mint);transition:transform .25s ease;}
.collect-card:hover .collect-arrow{transform:translateX(5px);}

/* ---------- Featured ---------- */
.feat-grid{display:grid;gap:1.5rem;grid-template-columns:1fr;}
@media (min-width:1024px){.feat-grid{grid-template-columns:7fr 5fr;}}
.feat-main{overflow:hidden;display:flex;flex-direction:column;}
.feat-main .thumb,.news-thumb{overflow:hidden;border-radius:var(--radius) var(--radius) 0 0;}
.feat-main .thumb img{width:100%;height:280px;object-fit:cover;transition:transform .5s ease;}
.feat-main:hover .thumb img{transform:scale(1.03);}
.feat-body{padding:1.6rem;}
.feat-body h3{font-size:1.4rem;margin:.85rem 0 .7rem;}
.feat-body p{color:var(--dim);font-size:.96rem;}
.feat-meta{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;font-size:.83rem;color:var(--dim);}
.feat-list{display:flex;flex-direction:column;gap:1rem;}
.feat-item{display:flex;gap:1rem;padding:1rem;align-items:center;}
.feat-item img{width:92px;height:74px;object-fit:cover;border-radius:12px;flex-shrink:0;}
.feat-item h4{font-size:1rem;margin-bottom:.3rem;line-height:1.45;}
.feat-item:hover h4{color:var(--mint);}
.feat-item .t{font-size:.8rem;color:var(--dim);}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;
  padding:.22rem .72rem;
  border-radius:999px;
  font-size:.76rem;font-weight:600;
  line-height:1.6;white-space:nowrap;
}
.badge-mint{background:rgba(22,224,176,.14);color:var(--mint);border:1px solid rgba(22,224,176,.3);}
.badge-ice{background:rgba(125,211,252,.13);color:var(--ice);border:1px solid rgba(125,211,252,.28);}
.badge-amber{background:rgba(255,176,32,.13);color:var(--amber);border:1px solid rgba(255,176,32,.28);}

/* ---------- News / CMS list ---------- */
.news-grid{display:grid;gap:1.5rem;grid-template-columns:1fr;}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr);}}
.news-card{display:flex;flex-direction:column;overflow:hidden;height:100%;}
.news-thumb img{width:100%;height:180px;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:1.25rem;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:1.08rem;margin:.7rem 0 .55rem;line-height:1.5;}
.news-card:hover h3{color:var(--mint);}
.news-body p{color:var(--dim);font-size:.92rem;flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{margin-top:1.1rem;padding-top:.9rem;border-top:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:space-between;font-size:.85rem;color:var(--dim);}
.empty-state{
  grid-column:1 / -1;
  padding:3.2rem 1.5rem;
  text-align:center;
  border-radius:var(--radius);
  border:1px dashed rgba(22,224,176,.3);
  background:rgba(11,22,38,.6);
}
.empty-state i{font-size:2rem;color:var(--mint);margin-bottom:1rem;display:block;}
.empty-state p{color:var(--dim);margin-bottom:1.4rem;}

/* ---------- Recommend ---------- */
.rec-grid{display:grid;gap:1.1rem;grid-template-columns:1fr;}
@media (min-width:640px){.rec-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.rec-grid{grid-template-columns:repeat(4,1fr);}}
.rec-card{padding:1.35rem;display:flex;flex-direction:column;gap:.7rem;height:100%;}
.rec-card h4{font-size:1.02rem;line-height:1.5;}
.rec-card:hover h4{color:var(--mint);}
.rec-card .go{margin-top:auto;color:var(--ice);font-size:.88rem;font-weight:600;display:flex;align-items:center;gap:.4rem;}

/* ---------- CTA bar ---------- */
.cta-bar{
  padding:2.4rem;
  display:grid;gap:1.8rem;align-items:center;
  position:relative;overflow:hidden;
}
@media (min-width:1024px){.cta-bar{grid-template-columns:1fr auto;padding:2.6rem 3rem;}}
.cta-bar::before{
  content:"";
  position:absolute;top:-60px;right:-40px;
  width:260px;height:260px;border-radius:999px;
  background:radial-gradient(circle, rgba(22,224,176,.35), transparent 70%);
  filter:blur(50px);
}
.cta-bar h2{font-size:clamp(1.4rem,2.6vw,1.9rem);margin-bottom:.6rem;}
.cta-bar p{color:var(--dim);font-size:.98rem;}
.cta-actions{display:flex;flex-wrap:wrap;gap:.85rem;position:relative;z-index:1;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:1rem;}
.faq-item{
  border-radius:16px;
  overflow:hidden;
  background:linear-gradient(145deg, rgba(14,30,50,.7), rgba(8,17,31,.55));
  border:1px solid var(--line-mint);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:border-color .28s ease;
}
.faq-item[open]{border-color:rgba(22,224,176,.45);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:1.2rem 3.2rem 1.2rem 1.4rem;
  font-weight:700;
  font-size:1.03rem;
  position:relative;
  transition:color .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f107";
  font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:1.4rem;top:50%;
  transform:translateY(-50%);
  color:var(--mint);font-size:.95rem;
  transition:transform .3s ease;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(180deg);}
.faq-item summary:hover{color:var(--mint);}
.faq-answer{padding:0 1.4rem 1.3rem;color:var(--dim);font-size:.96rem;}

/* ---------- Footer ---------- */
.site-footer{
  border-top:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg, rgba(5,11,20,.4), rgba(5,11,20,1));
  padding-top:4rem;
  position:relative;
  z-index:1;
}
.footer-grid{display:grid;gap:2.4rem;grid-template-columns:1fr;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;}}
.footer-brand p{color:var(--dim);font-size:.93rem;margin-top:1rem;max-width:26rem;}
.footer-col h4{font-size:.95rem;margin-bottom:1.1rem;color:var(--text);letter-spacing:.03em;}
.footer-col li{margin-bottom:.65rem;}
.footer-col a{color:var(--dim);font-size:.92rem;}
.footer-col a:hover{color:var(--mint);}
.footer-note{color:var(--dim);font-size:.9rem;display:flex;gap:.6rem;align-items:flex-start;margin-bottom:.85rem;}
.footer-note i{color:var(--amber);margin-top:.35rem;font-size:.85rem;}
.footer-bottom{
  margin-top:3rem;
  padding:1.5rem 0 2rem;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:.8rem;
  align-items:center;justify-content:space-between;
  color:var(--dim);font-size:.86rem;
}
.footer-bottom a{color:var(--ice);}
.footer-bottom a:hover{text-decoration:underline;}

.row-split{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;}

/* roulang page: article */
:root{
  --bg:#050B14;
  --bg-2:#0B1626;
  --panel:#07111F;
  --accent:#16E0B0;
  --info:#7DD3FC;
  --amber:#FFB020;
  --text:#EAF2FF;
  --muted:#9FB3C8;
  --line:rgba(255,255,255,.12);
  --radius:20px;
  --shadow:0 20px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
  --num:"Barlow Condensed","Rajdhani",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--text);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  background:
    radial-gradient(900px 620px at 88% -12%, rgba(22,224,176,.10), transparent 62%),
    radial-gradient(760px 520px at -6% 24%, rgba(125,211,252,.08), transparent 62%),
    linear-gradient(180deg,#050B14 0%,#07111F 48%,#050B14 100%);
  background-attachment:fixed;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%, #000 0%, transparent 78%);
  mask-image:radial-gradient(circle at 50% 0%, #000 0%, transparent 78%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{padding-left:1.2em}
:focus-visible{outline:2px solid rgba(22,224,176,.7);outline-offset:3px}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media (min-width:640px){.wrap{padding:0 24px}}
@media (min-width:1024px){.wrap{padding:0 32px}}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,11,20,.55);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .3s ease, box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(5,11,20,.88);box-shadow:0 14px 42px rgba(0,0,0,.5)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.5px}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-family:var(--num);font-size:18px;font-weight:700;color:#04121A;
  background:linear-gradient(135deg,#16E0B0,#7DD3FC);
  box-shadow:0 0 22px rgba(22,224,176,.45);
}
.brand-text{font-size:1.05rem;color:#fff}
.brand-text span{color:var(--accent)}
.nav-desktop{display:none;align-items:center;gap:4px}
.nav-link{
  position:relative;display:inline-block;padding:10px 14px;border-radius:10px;
  font-size:.94rem;color:var(--muted);transition:color .25s, background .25s;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,#16E0B0,#7DD3FC);
  box-shadow:0 0 12px rgba(22,224,176,.85);
}
.header-actions{display:flex;align-items:center;gap:10px}
.menu-btn{
  width:42px;height:42px;display:grid;place-items:center;border-radius:12px;
  border:1px solid rgba(255,255,255,.14);color:var(--text);
  background:rgba(255,255,255,.04);transition:.25s;
}
.menu-btn:hover{border-color:rgba(22,224,176,.6);color:var(--accent)}
@media (min-width:1024px){
  .nav-desktop{display:flex}
  .menu-btn{display:none}
}
.mobile-menu{
  position:fixed;left:0;right:0;top:76px;z-index:55;padding:14px 16px 20px;
  background:rgba(5,11,20,.97);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(22,224,176,.22);
  box-shadow:0 26px 60px rgba(0,0,0,.55);
}
.mobile-menu[hidden]{display:none}
.mobile-menu a.m-link{
  display:block;padding:13px 12px;border-radius:12px;color:var(--muted);
  font-weight:600;border-bottom:1px solid rgba(255,255,255,.06);
}
.mobile-menu a.m-link:hover,.mobile-menu a.m-link.active{color:#fff;background:rgba(22,224,176,.10)}
.mobile-menu .m-cta{margin-top:14px;display:grid;gap:10px}
@media (min-width:1024px){.mobile-menu{display:none}}

/* ============ buttons / badges ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:12px;font-weight:700;white-space:nowrap;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease, filter .25s ease;
}
.btn-primary{
  padding:13px 24px;color:#04121A;
  background:linear-gradient(135deg,#16E0B0,#7DD3FC);
  box-shadow:0 0 24px rgba(22,224,176,.35);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 32px rgba(22,224,176,.5);transform:translateY(-1px)}
.btn-ghost{
  padding:13px 24px;color:var(--text);
  border:1px solid rgba(22,224,176,.45);
  background:rgba(255,255,255,.03);
}
.btn-ghost:hover{border-color:rgba(22,224,176,.9);background:rgba(22,224,176,.08);transform:translateY(-1px)}
.btn-soft{
  padding:11px 18px;color:var(--text);font-size:.9rem;
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.04);
}
.btn-soft:hover{border-color:rgba(22,224,176,.6);color:var(--accent);transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:.9rem}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;
  border-radius:999px;font-size:.78rem;font-weight:600;letter-spacing:.4px;
}
.badge-mint{color:#16E0B0;background:rgba(22,224,176,.12);border:1px solid rgba(22,224,176,.28)}
.badge-ice{color:#7DD3FC;background:rgba(125,211,252,.12);border:1px solid rgba(125,211,252,.28)}
.badge-amber{color:#FFB020;background:rgba(255,176,32,.12);border:1px solid rgba(255,176,32,.3)}

/* ============ cards ============ */
.glass{
  background:linear-gradient(145deg, rgba(14,30,50,.72), rgba(8,17,31,.58));
  border:1px solid rgba(22,224,176,.16);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:border-color .3s ease, transform .3s ease;
}
.glass:hover{border-color:rgba(22,224,176,.42)}
.solid{
  background:#0B1626;border:1px solid rgba(255,255,255,.10);
  border-radius:16px;transition:border-color .3s ease, transform .3s ease;
}
.solid:hover{border-color:rgba(22,224,176,.4);transform:translateY(-2px)}
.cover-box{position:relative;overflow:hidden;border-radius:16px;background:linear-gradient(135deg,#07111F,#0B1626)}
.cover-box img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.cover-box:hover img{transform:scale(1.03)}
.line-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.line-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ============ breadcrumb ============ */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.85rem;color:var(--muted)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{opacity:.45}
.crumb .current{color:#DCE7F5;max-width:52vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ article body ============ */
.post-body{font-size:17px;line-height:1.85;color:#DCE7F5}
.post-body h2{
  position:relative;margin:2.2em 0 .9em;padding-left:16px;
  font-size:1.6rem;font-weight:800;line-height:1.45;color:#fff;scroll-margin-top:110px;
}
.post-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,#16E0B0,#7DD3FC);
  box-shadow:0 0 14px rgba(22,224,176,.8);
}
.post-body h3{
  margin:1.8em 0 .7em;font-size:1.25rem;font-weight:700;color:#EAF2FF;scroll-margin-top:110px;
}
.post-body h3::before{
  content:"";display:inline-block;width:10px;height:10px;margin-right:10px;border-radius:3px;
  background:#16E0B0;box-shadow:0 0 10px rgba(22,224,176,.7);
}
.post-body p{margin:1em 0}
.post-body ul,.post-body ol{margin:1em 0}
.post-body li{margin:.5em 0}
.post-body ul li::marker{color:#16E0B0}
.post-body a{color:#7DD3FC;border-bottom:1px dashed rgba(125,211,252,.5)}
.post-body a:hover{color:#16E0B0;border-bottom-color:rgba(22,224,176,.7)}
.post-body img{border-radius:16px;margin:1.4em 0;box-shadow:0 18px 46px rgba(0,0,0,.5)}
.post-body blockquote{
  margin:1.4em 0;padding:16px 20px;border-left:3px solid #16E0B0;
  border-radius:0 14px 14px 0;background:rgba(22,224,176,.06);color:#C8DAEC;
}
.post-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:.95rem;border-radius:14px;overflow:hidden}
.post-body th,.post-body td{padding:12px 14px;border:1px solid rgba(255,255,255,.10);text-align:left}
.post-body th{background:rgba(22,224,176,.10);color:#EAF2FF;font-weight:700}
.post-body tr:nth-child(even) td{background:rgba(255,255,255,.02)}
.post-body code{font-family:ui-monospace,monospace;background:rgba(125,211,252,.12);padding:2px 6px;border-radius:6px;color:#7DD3FC}
.post-body strong{color:#fff}

/* ============ toc ============ */
.toc-link{
  display:block;padding:8px 12px;border-left:2px solid rgba(255,255,255,.12);
  border-radius:0 8px 8px 0;color:var(--muted);font-size:.9rem;
  transition:color .2s ease, border-color .2s ease, background .2s ease;
}
.toc-link:hover{color:#16E0B0;border-left-color:#16E0B0;background:rgba(22,224,176,.06)}
.toc-link.lvl-3{padding-left:24px;font-size:.85rem;border-left-style:dashed}

/* ============ faq / tips ============ */
.tip{display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:14px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.tip i{color:var(--amber);margin-top:4px}
.tip.mint i{color:var(--accent)}
.tip.ice i{color:var(--info)}

/* ============ toast ============ */
.toast{
  position:fixed;left:50%;bottom:32px;z-index:80;
  transform:translate(-50%,16px);opacity:0;pointer-events:none;
  padding:12px 20px;border-radius:999px;font-size:.9rem;
  background:rgba(11,22,38,.96);border:1px solid rgba(22,224,176,.35);
  color:#EAF2FF;box-shadow:0 18px 44px rgba(0,0,0,.5);
  transition:opacity .3s ease, transform .3s ease;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ============ footer ============ */
.site-footer{
  position:relative;z-index:1;margin-top:88px;padding:56px 0 28px;
  border-top:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg, rgba(7,17,31,0), rgba(7,17,31,.9));
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
.footer-brand p{color:var(--muted);font-size:.92rem;margin-top:14px;max-width:34rem;line-height:1.8}
.footer-col h4{font-size:.95rem;font-weight:700;color:#fff;margin:0 0 14px}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-col a{color:var(--muted);font-size:.92rem;transition:color .2s ease}
.footer-col a:hover{color:var(--accent)}
.footer-note{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:.88rem;margin-bottom:10px;line-height:1.7}
.footer-note i{color:var(--amber);margin-top:5px}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  color:var(--muted);font-size:.85rem;
}
.footer-bottom a{color:#7DD3FC}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr}}

@media (max-width:640px){
  .post-body{font-size:16px}
  .post-body h2{font-size:1.35rem}
  .post-body h3{font-size:1.12rem}
  .crumb .current{max-width:64vw}
}

/* roulang page: category1 */
:root{
  --bg-0:#050B14;
  --bg-1:#0B1626;
  --ink:#07111F;
  --mint:#16E0B0;
  --ice:#7DD3FC;
  --amber:#FFB020;
  --text:#EAF2FF;
  --muted:#9FB3C8;
  --line:rgba(255,255,255,.12);
  --line-mint:rgba(22,224,176,.22);
  --card-grad:linear-gradient(145deg, rgba(14,30,50,.72), rgba(8,17,31,.58));
  --solid:#0B1626;
  --shadow:0 20px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-soft:0 14px 40px rgba(0,0,0,.38);
  --radius:20px;
  --radius-sm:12px;
  --wrap:1200px;
  --head-h:76px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body.page-body{
  margin:0;
  padding:0;
  background-color:var(--bg-0);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  background-image:
    radial-gradient(900px 520px at 82% 4%, rgba(22,224,176,.13), transparent 62%),
    radial-gradient(760px 460px at 8% 32%, rgba(125,211,252,.10), transparent 60%),
    radial-gradient(700px 420px at 50% 100%, rgba(22,224,176,.07), transparent 65%);
  background-attachment:fixed;
}
body.page-body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 20%, #000 0%, transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 20%, #000 0%, transparent 78%);
}
img{max-width:100%;display:block;}
a{color:var(--ice);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--mint);}
button{font-family:inherit;}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--text);line-height:1.28;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding-left:16px;padding-right:16px;position:relative;z-index:2;}
@media (min-width:640px){.wrap{padding-left:24px;padding-right:24px;}}
@media (min-width:1024px){.wrap{padding-left:32px;padding-right:32px;}}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  background:rgba(5,11,20,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:background .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.site-header.scrolled{
  background:rgba(5,11,20,.94);
  border-bottom-color:var(--line-mint);
  box-shadow:0 14px 44px rgba(0,0,0,.55);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:var(--head-h);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--text);
  flex-shrink:0;
}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  display:grid;place-items:center;
  font-family:"Barlow Condensed",ui-monospace,monospace;
  font-size:19px;font-weight:700;letter-spacing:.5px;
  color:#04121A;
  background:linear-gradient(135deg,var(--mint),var(--ice));
  box-shadow:0 0 22px rgba(22,224,176,.45);
}
.brand-text{font-size:1.08rem;font-weight:800;letter-spacing:.5px;}
.brand-text span{color:var(--mint);}

.nav-desktop{display:none;}
@media (min-width:1024px){
  .nav-desktop{display:flex;align-items:center;gap:2px;}
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 13px;
  border-radius:10px;
  font-size:.94rem;
  color:var(--muted);
  text-decoration:none;
  transition:color .25s ease, background .25s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06);}
.nav-link.active{color:var(--text);}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:50%;bottom:1px;
  transform:translateX(-50%);
  width:20px;height:2px;
  border-radius:2px;
  background:var(--mint);
  box-shadow:0 0 10px var(--mint);
}
.header-actions{display:flex;align-items:center;gap:10px;}

.menu-btn{
  display:grid;place-items:center;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  font-size:1.05rem;
  cursor:pointer;
  transition:border-color .25s ease, color .25s ease, background .25s ease;
}
.menu-btn:hover{border-color:var(--line-mint);color:var(--mint);background:rgba(22,224,176,.08);}
@media (min-width:1024px){.menu-btn{display:none;}}

.mobile-menu{
  position:fixed;
  top:var(--head-h);left:0;right:0;
  z-index:55;
  max-height:calc(100vh - var(--head-h));
  overflow-y:auto;
  background:rgba(5,11,20,.97);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line-mint);
  opacity:0;
  visibility:hidden;
  transform:translateY(-10px);
  transition:opacity .28s ease, transform .28s ease, visibility .28s;
}
.mobile-menu.open{opacity:1;visibility:visible;transform:translateY(0);}
.mobile-inner{padding:12px 16px 22px;}
.m-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 4px;
  color:var(--muted);
  font-size:1rem;
  text-decoration:none;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.m-link i{font-size:.75rem;opacity:.6;}
.m-link.active{color:var(--mint);}
.mobile-cta{display:grid;gap:10px;margin-top:18px;}
@media (min-width:1024px){.mobile-menu{display:none;}}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 20px;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  font-size:.95rem;
  font-weight:700;
  line-height:1;
  text-decoration:none;
  cursor:pointer;
  transition:transform .22s ease, box-shadow .22s ease, filter .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--mint),var(--ice));
  color:#04121A;
  box-shadow:0 0 24px rgba(22,224,176,.35);
}
.btn-primary:hover{
  filter:brightness(1.08);
  box-shadow:0 0 32px rgba(22,224,176,.5);
  transform:translateY(-1px);
  color:#04121A;
}
.btn-ghost{
  background:rgba(22,224,176,.06);
  border-color:rgba(22,224,176,.42);
  color:var(--mint);
}
.btn-ghost:hover{
  background:rgba(22,224,176,.15);
  border-color:var(--mint);
  color:var(--mint);
  transform:translateY(-1px);
}
.btn-outline{
  background:rgba(255,255,255,.03);
  border-color:var(--line);
  color:var(--text);
}
.btn-outline:hover{
  border-color:var(--line-mint);
  background:rgba(255,255,255,.07);
  color:var(--text);
  transform:translateY(-1px);
}
.btn-link{
  padding:0;
  border:0;
  background:none;
  color:var(--ice);
  font-weight:700;
}
.btn-link:hover{color:var(--mint);}
.btn-sm{padding:9px 15px;font-size:.86rem;border-radius:10px;}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid rgba(22,224,176,.7);
  outline-offset:2px;
}

/* ============ 通用板块 ============ */
.section{padding:64px 0;position:relative;}
@media (min-width:768px){.section{padding:80px 0;}}
@media (min-width:1024px){.section{padding:92px 0;}}
.section-tight{padding:48px 0;}
@media (min-width:768px){.section-tight{padding:60px 0;}}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  font-size:.78rem;
  font-weight:700;
  letter-spacing:1px;
  color:var(--mint);
  background:rgba(22,224,176,.10);
  border:1px solid rgba(22,224,176,.28);
}
.eyebrow-amber{color:var(--amber);background:rgba(255,176,32,.10);border-color:rgba(255,176,32,.3);}
.eyebrow-ice{color:var(--ice);background:rgba(125,211,252,.10);border-color:rgba(125,211,252,.3);}

.sec-title{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:800;}
.sec-sub{color:var(--muted);font-size:1rem;line-height:1.85;max-width:720px;margin-top:14px;}

.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  font-size:.75rem;
  font-weight:700;
  letter-spacing:.5px;
}
.badge-mint{color:var(--mint);background:rgba(22,224,176,.12);border:1px solid rgba(22,224,176,.28);}
.badge-ice{color:var(--ice);background:rgba(125,211,252,.12);border:1px solid rgba(125,211,252,.28);}
.badge-amber{color:var(--amber);background:rgba(255,176,32,.12);border:1px solid rgba(255,176,32,.3);}

.glass-card{
  background:var(--card-grad);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid rgba(22,224,176,.16);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:border-color .28s ease, transform .28s ease, box-shadow .28s ease;
}
.glass-card:hover{border-color:rgba(22,224,176,.42);transform:translateY(-2px);}
.solid-card{
  background:var(--solid);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  transition:border-color .28s ease, transform .28s ease;
}
.solid-card:hover{border-color:var(--line-mint);transform:translateY(-2px);}

.cover-img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:16px;
}
.img-frame{overflow:hidden;border-radius:16px;border:1px solid var(--line);}
.img-frame img{transition:transform .45s ease;}
.img-frame:hover img{transform:scale(1.03);}

.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(22,224,176,.35),transparent);}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:.85rem;
  color:var(--muted);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--mint);}
.breadcrumb span.sep{opacity:.45;}
.breadcrumb .current{color:var(--ice);}

/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  padding:150px 0 70px;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(5,11,20,.86) 0%, rgba(5,11,20,.93) 52%, rgba(5,11,20,.99) 100%);
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(circle at 30% 30%, #000 0%, transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 30% 30%, #000 0%, transparent 72%);
  opacity:.7;
}
.hero-glow{
  position:absolute;
  width:520px;height:520px;
  right:-140px;top:-160px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(22,224,176,.30), transparent 68%);
  filter:blur(20px);
  pointer-events:none;
}
@media (min-width:1024px){.hero{padding:172px 0 96px;}}
@media (max-width:640px){.hero{padding:126px 0 56px;}}

.page-title{
  font-size:clamp(2.05rem,5vw,3.5rem);
  font-weight:800;
  line-height:1.22;
  letter-spacing:.5px;
  margin-top:20px;
}
.page-title em{
  font-style:normal;
  color:var(--mint);
  text-shadow:0 0 26px rgba(22,224,176,.45);
}
.hero-sub{
  margin-top:20px;
  color:var(--muted);
  font-size:1.02rem;
  line-height:1.9;
  max-width:640px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid var(--line);
  font-size:.86rem;
  color:var(--muted);
}
.hero-meta b{color:var(--text);font-family:"Barlow Condensed",ui-monospace,monospace;font-size:1.05rem;letter-spacing:.5px;}

.data-card{padding:26px;}
@media (min-width:1024px){.data-card{margin-top:16px;}}
.data-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.data-cell{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px 16px;
}
.data-cell .num{
  font-family:"Barlow Condensed",ui-monospace,monospace;
  font-size:1.9rem;
  font-weight:700;
  color:var(--mint);
  line-height:1.1;
}
.data-cell .num.ice{color:var(--ice);}
.data-cell .num.amber{color:var(--amber);}
.data-cell .lbl{font-size:.8rem;color:var(--muted);margin-top:6px;letter-spacing:.5px;}
.step-bar{display:flex;gap:6px;margin-top:20px;}
.step-bar i{
  flex:1;
  height:6px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--mint),var(--ice));
  box-shadow:0 0 12px rgba(22,224,176,.4);
}
.data-note{
  margin-top:18px;
  font-size:.85rem;
  color:var(--muted);
  line-height:1.75;
  display:flex;
  gap:8px;
}
.data-note i{color:var(--mint);margin-top:5px;}

/* ============ 情形卡 ============ */
.scene-card{padding:24px;height:100%;}
.scene-card .ico{
  width:46px;height:46px;
  border-radius:14px;
  display:grid;place-items:center;
  font-size:1.05rem;
  color:var(--mint);
  background:rgba(22,224,176,.10);
  border:1px solid rgba(22,224,176,.26);
  margin-bottom:16px;
}
.scene-card h3{font-size:1.15rem;margin-bottom:10px;}
.scene-card p{color:var(--muted);font-size:.94rem;line-height:1.85;}

/* ============ 流程时间线 ============ */
.timeline{position:relative;margin-top:8px;}
.step-item{
  position:relative;
  display:grid;
  grid-template-columns:56px 1fr;
  gap:18px;
  padding-bottom:30px;
}
.step-item:last-child{padding-bottom:0;}
.step-item::before{
  content:"";
  position:absolute;
  left:27px;
  top:62px;
  bottom:0;
  width:2px;
  background:linear-gradient(180deg, rgba(22,224,176,.55), rgba(22,224,176,0));
}
.step-item:last-child::before{display:none;}
.step-num{
  width:56px;height:56px;
  border-radius:16px;
  display:grid;place-items:center;
  font-family:"Barlow Condensed",ui-monospace,monospace;
  font-size:1.5rem;
  font-weight:700;
  color:var(--mint);
  background:rgba(22,224,176,.10);
  border:1px solid rgba(22,224,176,.35);
  box-shadow:0 0 24px rgba(22,224,176,.18);
  position:relative;
  z-index:2;
}
.step-body{
  background:var(--card-grad);
  border:1px solid rgba(255,255,255,.10);
  border-radius:18px;
  padding:22px 24px;
  transition:border-color .28s ease, transform .28s ease;
}
.step-body:hover{border-color:rgba(22,224,176,.42);transform:translateY(-2px);}
.step-head{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 14px;
  justify-content:space-between;
}
.step-head h3{font-size:1.18rem;}
.step-time{
  font-family:"Barlow Condensed",ui-monospace,monospace;
  font-size:.86rem;
  letter-spacing:.6px;
  color:var(--ice);
  background:rgba(125,211,252,.10);
  border:1px solid rgba(125,211,252,.26);
  border-radius:999px;
  padding:4px 12px;
}
.step-body p{color:var(--muted);font-size:.95rem;line-height:1.9;margin-top:12px;}
.dot-list{display:grid;gap:9px;margin-top:16px;}
.dot-list li{
  display:flex;
  gap:10px;
  font-size:.92rem;
  color:var(--text);
  line-height:1.8;
}
.dot-list li i{color:var(--mint);font-size:.7rem;margin-top:8px;flex-shrink:0;}

/* ============ 提示卡 ============ */
.tip-card{
  background:linear-gradient(145deg, rgba(38,28,10,.72), rgba(14,17,26,.62));
  border:1px solid rgba(255,176,32,.26);
  border-radius:18px;
  padding:22px;
  height:100%;
  transition:border-color .28s ease, transform .28s ease;
}
.tip-card:hover{border-color:rgba(255,176,32,.5);transform:translateY(-2px);}
.tip-card .ico{
  width:42px;height:42px;
  border-radius:12px;
  display:grid;place-items:center;
  color:var(--amber);
  background:rgba(255,176,32,.12);
  border:1px solid rgba(255,176,32,.3);
  margin-bottom:14px;
}
.tip-card h3{font-size:1.06rem;margin-bottom:8px;}
.tip-card p{color:var(--muted);font-size:.9rem;line-height:1.85;}

/* ============ 核对清单 ============ */
.check-grid{display:grid;gap:12px;}
@media (min-width:640px){.check-grid{grid-template-columns:1fr 1fr;}}
.check-item{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:14px 16px;
  background:var(--solid);
  border:1px solid var(--line);
  border-radius:14px;
  font-size:.93rem;
  color:var(--text);
  line-height:1.7;
  transition:border-color .25s ease, background .25s ease;
}
.check-item:hover{border-color:var(--line-mint);background:#0E1B2C;}
.check-item i{color:var(--mint);margin-top:5px;flex-shrink:0;}
.check-item span.idx{
  font-family:"Barlow Condensed",ui-monospace,monospace;
  color:var(--muted);
  font-size:.85rem;
  letter-spacing:.5px;
  flex-shrink:0;
  margin-top:2px;
}

/* ============ 卡点表 ============ */
.trouble-row{
  display:grid;
  grid-template-columns:1fr;
  gap:10px;
  padding:20px 22px;
  border-bottom:1px solid var(--line);
}
.trouble-row:last-child{border-bottom:0;}
@media (min-width:768px){
  .trouble-row{grid-template-columns:230px 1fr;gap:24px;align-items:start;}
}
.trouble-row .t{font-weight:700;color:var(--text);font-size:1rem;display:flex;gap:10px;align-items:flex-start;}
.trouble-row .t i{color:var(--amber);margin-top:5px;}
.trouble-row .d{color:var(--muted);font-size:.94rem;line-height:1.85;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;}
.faq-item{
  background:var(--card-grad);
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  transition:border-color .3s ease, box-shadow .3s ease;
}
.faq-item.open{border-color:rgba(22,224,176,.45);box-shadow:0 0 32px rgba(22,224,176,.14);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  background:none;
  border:0;
  color:var(--text);
  font-size:1rem;
  font-weight:700;
  text-align:left;
  cursor:pointer;
  line-height:1.6;
}
.faq-q i{
  color:var(--mint);
  font-size:.85rem;
  flex-shrink:0;
  transition:transform .3s ease;
}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .38s ease;
}
.faq-item.open .faq-a{max-height:520px;}
.faq-a-inner{
  padding:0 22px 20px;
  color:var(--muted);
  font-size:.94rem;
  line-height:1.9;
  border-top:1px solid rgba(255,255,255,.06);
  padding-top:16px;
}

/* ============ 相关推荐 ============ */
.rel-card{
  display:block;
  padding:22px;
  height:100%;
  text-decoration:none;
  border-radius:18px;
  background:var(--solid);
  border:1px solid var(--line);
  transition:border-color .28s ease, transform .28s ease, background .28s ease;
}
.rel-card:hover{border-color:var(--line-mint);transform:translateY(-3px);background:#0E1B2C;}
.rel-card h3{font-size:1.06rem;margin:14px 0 8px;color:var(--text);}
.rel-card p{color:var(--muted);font-size:.88rem;line-height:1.8;}
.rel-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:16px;
  font-size:.86rem;
  font-weight:700;
  color:var(--mint);
}

/* ============ CTA 通栏 ============ */
.cta-bar{
  position:relative;
  overflow:hidden;
  background:linear-gradient(135deg, rgba(22,224,176,.13), rgba(125,211,252,.08));
  border:1px solid rgba(22,224,176,.3);
  border-radius:24px;
  padding:32px;
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:var(--shadow);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:22px;
}
.cta-bar::after{
  content:"";
  position:absolute;
  right:-80px;top:-90px;
  width:280px;height:280px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(22,224,176,.28), transparent 68%);
  pointer-events:none;
}
.cta-bar h2{font-size:clamp(1.35rem,2.6vw,1.85rem);}
.cta-bar p{color:var(--muted);font-size:.94rem;margin-top:10px;max-width:520px;line-height:1.8;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  margin-top:0;
  padding:64px 0 28px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(7,17,31,.72), rgba(5,11,20,.98));
}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand p{color:var(--muted);font-size:.92rem;line-height:1.9;margin-top:16px;max-width:340px;}
.footer-col h4{font-size:1rem;margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{color:var(--muted);font-size:.93rem;text-decoration:none;}
.footer-col a:hover{color:var(--mint);}
.footer-note{
  display:flex;
  gap:10px;
  color:var(--muted);
  font-size:.89rem;
  line-height:1.8;
  margin-bottom:12px;
}
.footer-note i{color:var(--amber);margin-top:6px;flex-shrink:0;font-size:.85rem;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:10px 20px;
  justify-content:space-between;
  align-items:center;
  margin-top:40px;
  padding-top:22px;
  border-top:1px solid var(--line);
  color:var(--muted);
  font-size:.85rem;
}
.footer-bottom a{color:var(--ice);}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#050B14;}
::-webkit-scrollbar-thumb{background:rgba(22,224,176,.28);border-radius:999px;border:2px solid #050B14;}
::-webkit-scrollbar-thumb:hover{background:rgba(22,224,176,.5);}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --ink:#07111F;
  --bg:#050B14;
  --bg-2:#0B1626;
  --mint:#16E0B0;
  --ice:#7DD3FC;
  --amber:#FFB020;
  --text:#EAF2FF;
  --muted:#9FB3C8;
  --line:rgba(255,255,255,.12);
  --glass-border:rgba(22,224,176,.16);
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 20px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow Condensed","Rajdhani",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body.page-body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.8;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body.page-body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(720px 420px at 10% 6%, rgba(22,224,176,.14), transparent 68%),
    radial-gradient(620px 420px at 92% 30%, rgba(125,211,252,.10), transparent 70%);
}
body.page-body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(circle at 50% 20%, #000 10%, transparent 78%);
  mask-image:radial-gradient(circle at 50% 20%, #000 10%, transparent 78%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:rgba(22,224,176,.35);color:#04140F}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#050B14}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(22,224,176,.6),rgba(125,211,252,.45));border-radius:999px;border:2px solid #050B14}

.wrap{position:relative;z-index:1;width:100%;max-width:80rem;margin:0 auto;padding:0 1.25rem}
@media(min-width:640px){.wrap{padding:0 1.5rem}}
@media(min-width:1024px){.wrap{padding:0 2rem}}

/* ============ header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(5,11,20,.62);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(5,11,20,.92);
  border-bottom-color:rgba(22,224,176,.22);
  box-shadow:0 14px 40px rgba(0,0,0,.55);
}
.header-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:inline-flex;align-items:center;gap:.6rem;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-family:var(--font-num);font-weight:700;font-size:1.05rem;letter-spacing:.06em;color:#04140F;
  background:linear-gradient(135deg,#16E0B0,#7DD3FC);
  box-shadow:0 0 22px rgba(22,224,176,.42);
}
.brand-text{font-weight:800;font-size:1.06rem;letter-spacing:.02em;white-space:nowrap}
.brand-text span{color:var(--mint)}
.nav-desktop{display:none;align-items:center;gap:.15rem}
@media(min-width:1024px){.nav-desktop{display:flex}}
.nav-link{
  position:relative;display:inline-block;padding:.55rem .82rem;border-radius:10px;
  font-size:.94rem;color:var(--muted);transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.055)}
.nav-link.active{color:var(--text);font-weight:700}
.nav-link.active::after{
  content:"";position:absolute;left:.82rem;right:.82rem;bottom:.16rem;height:2px;border-radius:2px;
  background:linear-gradient(90deg,#16E0B0,#7DD3FC);box-shadow:0 0 12px rgba(22,224,176,.85);
}
.header-actions{display:flex;align-items:center;gap:.6rem}
.menu-btn{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--glass-border);background:rgba(22,224,176,.06);color:var(--text);
  transition:border-color .25s ease,background .25s ease;
}
.menu-btn:hover{border-color:var(--mint);background:rgba(22,224,176,.14)}
@media(min-width:1024px){.menu-btn{display:none}}

.mobile-menu{
  position:fixed;top:74px;left:0;right:0;z-index:79;
  padding:1rem 1.25rem 1.4rem;
  background:rgba(7,17,31,.97);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(22,224,176,.2);
  box-shadow:0 26px 60px rgba(0,0,0,.6);
  opacity:0;transform:translateY(-14px);pointer-events:none;
  transition:opacity .28s ease,transform .28s ease;
}
.mobile-menu.open{opacity:1;transform:translateY(0);pointer-events:auto}
@media(min-width:1024px){.mobile-menu{display:none}}
.mobile-nav{display:flex;flex-direction:column;gap:.2rem;margin-bottom:1rem}
.m-link{padding:.75rem .85rem;border-radius:12px;color:var(--muted);border:1px solid transparent;font-size:1rem}
.m-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.m-link.active{color:var(--text);font-weight:700;border-color:rgba(22,224,176,.35);background:rgba(22,224,176,.1)}
.m-actions{display:flex;flex-direction:column;gap:.6rem}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  border-radius:var(--radius-sm);padding:.82rem 1.35rem;font-weight:700;font-size:.95rem;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,border-color .22s ease,background .22s ease;
}
.btn-primary{
  background:linear-gradient(135deg,#16E0B0,#7DD3FC);color:#04140F;
  box-shadow:0 0 24px rgba(22,224,176,.35);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 32px rgba(22,224,176,.5)}
.btn-ghost{
  background:rgba(22,224,176,.06);border-color:rgba(22,224,176,.45);color:var(--text);
}
.btn-ghost:hover{border-color:var(--mint);background:rgba(22,224,176,.14);transform:translateY(-1px)}
.btn-plain{color:var(--ice);padding-left:.2rem;padding-right:.2rem;gap:.4rem}
.btn-plain:hover{color:var(--mint)}
.btn-sm{padding:.55rem .95rem;font-size:.875rem;border-radius:10px}
.btn:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid rgba(22,224,176,.7);outline-offset:3px;
}

/* ============ shared bits ============ */
.glass{
  background:linear-gradient(145deg,rgba(14,30,50,.72),rgba(8,17,31,.58));
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.card-solid{
  background:var(--bg-2);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.card-solid:hover{transform:translateY(-3px);border-color:rgba(22,224,176,.45);box-shadow:0 26px 60px rgba(0,0,0,.5)}
.eyebrow{
  display:inline-flex;align-items:center;gap:.45rem;padding:.34rem .85rem;border-radius:999px;
  font-size:.78rem;letter-spacing:.14em;color:var(--mint);
  background:rgba(22,224,176,.1);border:1px solid rgba(22,224,176,.3);
}
.badge{
  display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .7rem;border-radius:999px;
  font-size:.76rem;font-weight:600;letter-spacing:.04em;
}
.badge-mint{color:var(--mint);background:rgba(22,224,176,.12);border:1px solid rgba(22,224,176,.32)}
.badge-ice{color:var(--ice);background:rgba(125,211,252,.12);border:1px solid rgba(125,211,252,.3)}
.badge-amber{color:var(--amber);background:rgba(255,176,32,.12);border:1px solid rgba(255,176,32,.32)}
.section{padding:3.6rem 0;position:relative;z-index:1}
@media(min-width:768px){.section{padding:5rem 0}}
.sec-title{
  font-size:clamp(1.75rem,3.3vw,2.4rem);font-weight:800;line-height:1.28;letter-spacing:.01em;
  margin:1rem 0 .7rem;
}
.sec-sub{color:var(--muted);max-width:46rem;line-height:1.85;font-size:1rem}
.sec-head{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end;justify-content:space-between;margin-bottom:2.2rem}
.num{font-family:var(--font-num);font-weight:700;letter-spacing:.04em}

/* ============ hero ============ */
.hero{position:relative;overflow:hidden;padding:8.5rem 0 4.4rem}
@media(min-width:768px){.hero{padding:10rem 0 5.5rem}}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(680px 380px at 12% 16%, rgba(22,224,176,.24), transparent 70%),
    linear-gradient(180deg, rgba(5,11,20,.86) 0%, rgba(5,11,20,.93) 58%, #050B14 100%);
}
.hero-grid-lines{
  position:absolute;inset:0;opacity:.55;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 26% 34%, #000, transparent 76%);
  mask-image:radial-gradient(circle at 26% 34%, #000, transparent 76%);
}
.hero-title{
  font-size:clamp(2.1rem,4.8vw,3.6rem);font-weight:800;line-height:1.18;letter-spacing:.01em;
  margin:1.3rem 0 1rem;
}
.hero-title em{font-style:normal;color:var(--mint);text-shadow:0 0 26px rgba(22,224,176,.45)}
.hero-sub{color:#C6D6E8;font-size:1.03rem;line-height:1.85;max-width:36rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.9rem}
.hero-stat{
  display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;margin-top:1.6rem;
  border-top:1px solid rgba(255,255,255,.1);padding-top:1.1rem;
}
.hero-stat .v{font-family:var(--font-num);font-size:1.7rem;font-weight:700;color:var(--mint);line-height:1.1}
.hero-stat .k{font-size:.8rem;color:var(--muted);letter-spacing:.06em}

.glass-panel{padding:1.6rem}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:.8rem;margin-bottom:1.2rem}
.panel-head h2{font-size:1.15rem;font-weight:800;margin:0}
.panel-row{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.85rem 0;border-bottom:1px dashed rgba(255,255,255,.1);
}
.panel-row:last-of-type{border-bottom:0}
.panel-row .k{color:var(--muted);font-size:.92rem}
.panel-row .v{font-family:var(--font-num);font-size:1.35rem;font-weight:700;color:var(--text)}
.panel-row .v.mint{color:var(--mint)}
.panel-row .v.ice{color:var(--ice)}
.panel-foot{margin-top:1.1rem;display:flex;flex-wrap:wrap;gap:.6rem}
.panel-tip{margin-top:1rem;font-size:.84rem;color:var(--muted);display:flex;gap:.5rem;align-items:flex-start}

/* ============ league strip ============ */
.strip{display:flex;gap:.6rem;overflow-x:auto;padding:.4rem 0 .8rem;scrollbar-width:thin}
.strip::-webkit-scrollbar{height:6px}
.chip{
  flex:0 0 auto;padding:.5rem 1rem;border-radius:999px;font-size:.88rem;color:var(--muted);
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);white-space:nowrap;
  transition:color .22s ease,border-color .22s ease,background .22s ease;
}
.chip:hover{color:var(--text);border-color:rgba(22,224,176,.45);background:rgba(22,224,176,.1)}

/* ============ collection cards ============ */
.topic-card{
  position:relative;padding:1.6rem;border-radius:var(--radius);
  background:linear-gradient(145deg,rgba(14,30,50,.7),rgba(8,17,31,.55));
  border:1px solid rgba(22,224,176,.16);
  box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:.75rem;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.topic-card:hover{transform:translateY(-3px);border-color:rgba(22,224,176,.55);box-shadow:0 26px 70px rgba(0,0,0,.5),0 0 0 1px rgba(22,224,176,.18)}
.topic-num{
  font-family:var(--font-num);font-size:1.6rem;font-weight:700;color:rgba(234,242,255,.22);line-height:1;
}
.topic-icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(22,224,176,.1);border:1px solid rgba(22,224,176,.3);color:var(--mint);
}
.topic-card h3{font-size:1.2rem;font-weight:800;margin:0}
.topic-card p{color:var(--muted);font-size:.94rem;line-height:1.75;margin:0}
.topic-meta{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-top:auto;padding-top:.4rem;font-size:.82rem;color:var(--muted)}
.topic-arrow{margin-left:auto;color:var(--mint);transition:transform .25s ease}
.topic-card:hover .topic-arrow{transform:translateX(4px)}

/* ============ featured ============ */
.cover{overflow:hidden;border-radius:16px;background:linear-gradient(145deg,#0E1E32,#08111F)}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.feature-card{
  border-radius:var(--radius);overflow:hidden;border:1px solid rgba(22,224,176,.16);
  background:linear-gradient(145deg,rgba(14,30,50,.72),rgba(8,17,31,.58));
  box-shadow:var(--shadow);transition:transform .28s ease,border-color .28s ease;
}
.feature-card:hover{transform:translateY(-3px);border-color:rgba(22,224,176,.5)}
.feature-card:hover .cover img{transform:scale(1.03)}
.feature-body{padding:1.4rem 1.5rem 1.6rem}
.feature-body h3{font-size:1.35rem;font-weight:800;line-height:1.4;margin:.7rem 0 .6rem}
.feature-body p{color:var(--muted);font-size:.95rem;line-height:1.8;margin:0}
.meta-line{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center;margin-top:1rem;font-size:.82rem;color:var(--muted)}

.mini-item{
  display:flex;gap:1rem;align-items:flex-start;padding:1.15rem;border-radius:16px;
  background:var(--bg-2);border:1px solid rgba(255,255,255,.08);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.mini-item:hover{transform:translateY(-2px);border-color:rgba(22,224,176,.45);box-shadow:0 20px 44px rgba(0,0,0,.45)}
.mini-item h4{font-size:1rem;font-weight:700;line-height:1.5;margin:0 0 .35rem}
.mini-item p{font-size:.86rem;color:var(--muted);margin:0;line-height:1.7}
.mini-index{
  font-family:var(--font-num);font-size:1.15rem;font-weight:700;color:var(--ice);
  min-width:2rem;line-height:1.3;
}

/* ============ fixtures table ============ */
.fixture-wrap{padding:1.2rem;border-radius:var(--radius)}
.fixture-head,.fixture-row{
  display:grid;grid-template-columns:1fr;gap:.35rem;padding:.9rem 1rem;border-radius:14px;
}
.fixture-head{display:none}
.fixture-row{background:rgba(11,22,38,.9);border:1px solid rgba(255,255,255,.07);margin-bottom:.55rem;transition:border-color .25s ease,transform .25s ease}
.fixture-row:last-child{margin-bottom:0}
.fixture-row:hover{border-color:rgba(22,224,176,.45);transform:translateX(3px)}
.fx-league{font-size:.8rem;letter-spacing:.08em;color:var(--mint)}
.fx-match{font-weight:700;font-size:1rem}
.fx-stage,.fx-time{font-size:.86rem;color:var(--muted)}
.fx-time{font-family:var(--font-num);font-size:1rem;color:var(--ice);letter-spacing:.03em}
.fx-tag{font-size:.78rem;color:var(--amber)}
@media(min-width:900px){
  .fixture-head{
    display:grid;grid-template-columns:1.05fr 1.9fr .9fr .95fr 1.1fr;gap:1rem;
    font-size:.8rem;letter-spacing:.12em;color:var(--muted);padding:.4rem 1rem .8rem;background:transparent;
  }
  .fixture-row{grid-template-columns:1.05fr 1.9fr .9fr .95fr 1.1fr;gap:1rem;align-items:center;margin-bottom:.5rem}
  .fx-league{font-size:.86rem}
  .fx-tag{text-align:right}
}

/* ============ related ============ */
.rel-card{
  border-radius:16px;overflow:hidden;background:var(--bg-2);border:1px solid rgba(255,255,255,.08);
  display:flex;flex-direction:column;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.rel-card:hover{transform:translateY(-3px);border-color:rgba(22,224,176,.45);box-shadow:0 22px 50px rgba(0,0,0,.45)}
.rel-card .cover{border-radius:0;aspect-ratio:16/9}
.rel-card:hover .cover img{transform:scale(1.03)}
.rel-body{padding:1rem 1.1rem 1.2rem;display:flex;flex-direction:column;gap:.5rem;flex:1}
.rel-body h3{font-size:.98rem;font-weight:700;line-height:1.5;margin:0}
.rel-body .go{margin-top:auto;color:var(--ice);font-size:.85rem;display:inline-flex;align-items:center;gap:.35rem}
.rel-card:hover .go{color:var(--mint)}

/* ============ faq ============ */
.faq-item{
  border-radius:16px;overflow:hidden;margin-bottom:.75rem;
  background:linear-gradient(145deg,rgba(14,30,50,.7),rgba(8,17,31,.56));
  border:1px solid rgba(22,224,176,.16);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  transition:border-color .25s ease;
}
.faq-item[open]{border-color:rgba(22,224,176,.5)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:1.1rem 1.3rem;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  font-weight:700;font-size:1rem;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-ic{
  width:30px;height:30px;flex:0 0 auto;border-radius:9px;display:grid;place-items:center;
  color:var(--mint);background:rgba(22,224,176,.1);border:1px solid rgba(22,224,176,.3);
  transition:transform .28s ease;
}
.faq-item[open] .faq-ic{transform:rotate(45deg)}
.faq-body{padding:0 1.3rem 1.3rem;color:var(--muted);line-height:1.85;font-size:.95rem}

/* ============ cta bar ============ */
.cta-bar{
  border-radius:var(--radius);padding:1.6rem;
  display:flex;flex-wrap:wrap;gap:1.2rem;align-items:center;justify-content:space-between;
  background:linear-gradient(120deg,rgba(22,224,176,.14),rgba(125,211,252,.08) 55%,rgba(8,17,31,.7));
  border:1px solid rgba(22,224,176,.28);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  box-shadow:var(--shadow);
}
.cta-bar h2{font-size:1.35rem;font-weight:800;margin:0 0 .35rem}
.cta-bar p{margin:0;color:#C6D6E8;font-size:.95rem}
.cta-actions{display:flex;flex-wrap:wrap;gap:.6rem}

/* ============ footer ============ */
.site-footer{
  position:relative;z-index:1;margin-top:2rem;padding:3.4rem 0 1.6rem;
  background:linear-gradient(180deg,rgba(7,17,31,.6),#040910);
  border-top:1px solid rgba(255,255,255,.1);
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:2rem;padding-bottom:2.2rem}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr}}
.footer-brand p{color:var(--muted);font-size:.92rem;line-height:1.85;margin:1rem 0 0;max-width:26rem}
.footer-col h4{font-size:.95rem;font-weight:800;letter-spacing:.06em;margin:0 0 1rem;color:var(--text)}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.6rem}
.footer-col a{color:var(--muted);font-size:.92rem;transition:color .22s ease}
.footer-col a:hover{color:var(--mint)}
.footer-note{display:flex;gap:.55rem;align-items:flex-start;color:var(--muted);font-size:.88rem;line-height:1.75;margin-bottom:.7rem}
.footer-note i{color:var(--amber);margin-top:.35rem;flex:0 0 auto}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding-top:1.3rem;
  display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;
  color:var(--muted);font-size:.85rem;
}
.footer-bottom a{color:var(--ice)}
.footer-bottom a:hover{color:var(--mint)}

@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --ink:#050B14;
  --ink-2:#07111F;
  --panel:#0B1626;
  --mint:#16E0B0;
  --ice:#7DD3FC;
  --amber:#FFB020;
  --text:#EAF2FF;
  --muted:#9FB3C8;
  --line:rgba(255,255,255,.12);
  --mint-line:rgba(22,224,176,.16);
  --glass:linear-gradient(145deg,rgba(14,30,50,.72),rgba(8,17,31,.58));
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 20px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
  --num-font:"Barlow Condensed","Rajdhani",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.8;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(760px 520px at 84% 4%, rgba(22,224,176,.16), transparent 62%),
    radial-gradient(700px 480px at 6% 32%, rgba(125,211,252,.12), transparent 66%),
    radial-gradient(600px 420px at 50% 96%, rgba(255,176,32,.07), transparent 70%),
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:auto,auto,auto,64px 64px,64px 64px;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input{font-family:inherit}
::selection{background:rgba(22,224,176,.35);color:#02110c}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#050B14}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(22,224,176,.6),rgba(125,211,252,.35));border-radius:99px;border:2px solid #050B14}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0;position:relative;z-index:2}
.section-tight{padding:64px 0;position:relative;z-index:2}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,17,31,.62);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:background .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.site-header.scrolled{
  background:rgba(5,11,20,.92);
  border-bottom-color:rgba(22,224,176,.28);
  box-shadow:0 14px 40px rgba(0,0,0,.5);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:800;white-space:nowrap}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--mint),#0E9D84);
  color:#04140F;font-family:var(--num-font);font-size:19px;font-weight:800;letter-spacing:.5px;
  box-shadow:0 0 20px rgba(22,224,176,.35);
}
.brand-text{font-size:19px;letter-spacing:.4px}
.brand-text span{color:var(--mint)}
.nav-desktop{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:9px 13px;border-radius:10px;text-decoration:none;
  color:var(--muted);font-size:15px;font-weight:500;transition:color .2s, background .2s;
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-link.active{color:var(--text);background:rgba(22,224,176,.1)}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--mint),var(--ice));
  box-shadow:0 0 12px rgba(22,224,176,.85);
}
.header-actions{display:flex;align-items:center;gap:12px}
.menu-btn{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text);cursor:pointer;font-size:17px;
  place-items:center;transition:.22s;
}
.menu-btn:hover{border-color:rgba(22,224,176,.5);color:var(--mint)}

/* mobile drawer */
.mobile-menu{
  position:fixed;inset:76px 0 0 0;z-index:55;background:rgba(3,8,15,.72);
  backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:.25s;
}
.mobile-menu.open{opacity:1;visibility:visible}
.mobile-panel{
  margin:0 16px;padding:18px;border-radius:20px;
  background:linear-gradient(160deg,rgba(14,30,50,.96),rgba(6,13,24,.96));
  border:1px solid rgba(22,224,176,.22);box-shadow:var(--shadow);
  display:grid;gap:6px;
}
.mobile-panel .nav-link{font-size:16px;padding:13px 14px;background:rgba(255,255,255,.03)}
.mobile-panel .btn{margin-top:8px;width:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-sm);border:1px solid transparent;padding:13px 22px;
  font-size:15px;font-weight:700;text-decoration:none;cursor:pointer;
  transition:transform .22s, box-shadow .22s, filter .22s, border-color .22s, color .22s, background .22s;
  line-height:1.2;
}
.btn-primary{
  background:linear-gradient(120deg,var(--mint),var(--ice));
  color:#04140F;box-shadow:0 0 24px rgba(22,224,176,.35);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 32px rgba(22,224,176,.5);transform:translateY(-1px)}
.btn-outline{
  background:rgba(22,224,176,.08);border-color:rgba(22,224,176,.45);color:var(--mint);
}
.btn-outline:hover{background:rgba(22,224,176,.16);transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:rgba(22,224,176,.55);color:var(--mint);transform:translateY(-1px)}
.btn-link{
  padding:0;background:none;border:0;color:var(--ice);font-weight:700;
  display:inline-flex;align-items:center;gap:6px;text-decoration:none;cursor:pointer;
}
.btn-link:hover{color:var(--mint)}
.btn-sm{padding:10px 16px;font-size:14px;border-radius:10px}
.btn:focus-visible,.nav-link:focus-visible,.menu-btn:focus-visible,input:focus-visible,.btn-link:focus-visible{
  outline:2px solid rgba(22,224,176,.75);outline-offset:2px;
}

/* ---------- badges & kicker ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:13px;font-weight:700;letter-spacing:.3px;
}
.badge-mint{background:rgba(22,224,176,.14);color:var(--mint);border:1px solid rgba(22,224,176,.32)}
.badge-ice{background:rgba(125,211,252,.13);color:var(--ice);border:1px solid rgba(125,211,252,.3)}
.badge-amber{background:rgba(255,176,32,.14);color:var(--amber);border:1px solid rgba(255,176,32,.32)}
.kicker{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;
  letter-spacing:2px;text-transform:uppercase;color:var(--mint);
}
.kicker::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--mint),transparent)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);z-index:2}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  opacity:.32;
}
.hero-mask{
  position:absolute;inset:0;
  background:
    radial-gradient(720px 420px at 80% 18%, rgba(22,224,176,.22), transparent 62%),
    linear-gradient(180deg, rgba(5,11,20,.78), rgba(5,11,20,.94) 62%, var(--ink));
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.45fr .9fr;gap:44px;padding:74px 0 64px;align-items:start}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:20px}
.crumb a{text-decoration:none;color:var(--muted);transition:color .2s}
.crumb a:hover{color:var(--mint)}
.crumb i{font-size:10px;opacity:.7}
.hero h1{
  font-size:clamp(2.2rem,4.6vw,3.7rem);
  font-weight:900;
  letter-spacing:.5px;
  margin-bottom:18px;
}
.hero h1 em{font-style:normal;color:var(--mint);text-shadow:0 0 26px rgba(22,224,176,.45)}
.hero-sub{color:#C6D6E6;font-size:17px;line-height:1.85;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

.search-box{
  margin-top:30px;display:flex;align-items:center;gap:10px;
  background:rgba(9,20,35,.85);border:1px solid var(--mint-line);border-radius:16px;
  padding:8px 8px 8px 18px;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow);max-width:620px;
}
.search-box > i{color:var(--mint);font-size:16px}
.search-box input{
  flex:1;min-width:0;background:transparent;border:0;color:var(--text);
  font-size:16px;padding:12px 0;outline:none;
}
.search-box input::placeholder{color:#6F849B}
.tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.tag{
  padding:7px 14px;border-radius:999px;font-size:13px;font-weight:600;cursor:pointer;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--muted);
  transition:.2s;
}
.tag:hover{color:var(--mint);border-color:rgba(22,224,176,.5);background:rgba(22,224,176,.08)}

.hero-card{
  background:var(--glass);border:1px solid var(--mint-line);border-radius:var(--radius);
  padding:26px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:var(--shadow);
}
.hero-card h2{font-size:18px;margin-bottom:6px}
.hero-card .card-note{font-size:13px;color:var(--muted);margin-bottom:18px}
.hero-stat{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:20px}
.hero-stat div{
  background:rgba(5,11,20,.6);border:1px solid var(--line);border-radius:14px;
  padding:14px 12px;text-align:center;
}
.hero-stat b{display:block;font-family:var(--num-font);font-size:30px;font-weight:800;color:var(--mint);line-height:1.1}
.hero-stat span{font-size:12px;color:var(--muted)}
.quick-list{display:grid;gap:8px}
.quick-list a{
  display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:12px;
  text-decoration:none;font-size:14.5px;color:#D5E3F2;
  background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08);
  transition:.2s;
}
.quick-list a:hover{border-color:rgba(22,224,176,.5);color:var(--mint);transform:translateX(3px)}
.quick-list a i:last-child{margin-left:auto;font-size:12px;opacity:.7}

/* ---------- section head ---------- */
.section-head{max-width:740px;margin-bottom:38px}
.section-head h2{font-size:clamp(1.7rem,3vw,2.3rem);margin:14px 0 12px}
.section-head p{color:var(--muted);font-size:16px}

/* ---------- group grid ---------- */
.group-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.group-card{
  position:relative;display:block;text-decoration:none;color:inherit;
  background:var(--glass);border:1px solid var(--mint-line);border-radius:var(--radius);
  padding:26px 22px 24px;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow);transition:transform .25s, border-color .25s, box-shadow .25s;
  overflow:hidden;
}
.group-card::after{
  content:"";position:absolute;left:0;top:0;height:3px;width:58px;
  background:linear-gradient(90deg,var(--mint),transparent);opacity:.85;
}
.group-card:hover{transform:translateY(-4px);border-color:rgba(22,224,176,.55);box-shadow:0 26px 70px rgba(0,0,0,.55)}
.group-card .num{font-family:var(--num-font);font-size:2.6rem;font-weight:800;color:rgba(22,224,176,.3);line-height:1}
.group-card h3{font-size:19px;margin:10px 0 8px}
.group-card p{font-size:14.5px;color:var(--muted);line-height:1.75}
.group-card .meta{display:flex;align-items:center;gap:10px;margin-top:18px;font-size:13px;color:#8FA5BC}
.group-card .meta i{margin-left:auto;color:var(--mint);transition:transform .25s}
.group-card:hover .meta i{transform:translateX(4px)}

/* ---------- rank list ---------- */
.rank-list{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:0 20px 50px rgba(0,0,0,.4);
}
.rank-row{
  display:grid;grid-template-columns:60px 1fr 170px;gap:18px;align-items:center;
  padding:18px 26px;border-bottom:1px solid rgba(255,255,255,.07);transition:background .2s;
}
.rank-row:last-child{border-bottom:0}
.rank-row:hover{background:rgba(22,224,176,.05)}
.rank-num{font-family:var(--num-font);font-size:26px;font-weight:800;color:rgba(22,224,176,.55)}
.rank-row p{font-size:16px;font-weight:600}
.rank-row .rank-meta{font-size:13px;color:var(--muted);font-weight:400;margin-top:2px}
.bar{height:6px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden;margin-bottom:6px}
.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--mint),var(--ice))}
.bar-label{font-size:12px;color:var(--muted);text-align:right;font-family:var(--num-font);letter-spacing:.5px}

/* ---------- Q&A layout ---------- */
.qa-layout{display:grid;grid-template-columns:250px 1fr;gap:34px;align-items:start}
.qa-side{
  position:sticky;top:104px;background:var(--panel);border:1px solid var(--line);
  border-radius:18px;padding:20px;
}
.qa-side h3{font-size:15px;color:var(--muted);font-weight:700;letter-spacing:1px;margin-bottom:14px}
.qa-side a{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;
  text-decoration:none;color:#C9D9E9;font-size:14.5px;transition:.2s;
}
.qa-side a:hover{background:rgba(22,224,176,.09);color:var(--mint)}
.qa-side a span{margin-left:auto;font-family:var(--num-font);color:#7C93A9;font-size:13px}
.qa-side .side-tip{
  margin-top:16px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);line-height:1.7;
}
.qa-group{margin-bottom:42px}
.qa-group:last-child{margin-bottom:0}
.qa-group-head{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.qa-group-head .g-num{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  font-family:var(--num-font);font-size:22px;font-weight:800;color:var(--mint);
  background:rgba(22,224,176,.1);border:1px solid rgba(22,224,176,.3);
}
.qa-group-head h3{font-size:1.3rem}
.qa-group-head p{font-size:13.5px;color:var(--muted)}

.faq-item{
  background:var(--glass);border:1px solid var(--mint-line);border-radius:16px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:0 14px 40px rgba(0,0,0,.35);overflow:hidden;margin-bottom:14px;
  transition:border-color .25s, transform .25s;
}
.faq-item:hover{border-color:rgba(22,224,176,.4)}
.faq-item[open]{border-color:rgba(22,224,176,.55);transform:translateY(-1px)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;gap:14px;
  font-size:16.5px;font-weight:700;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .q-ico{
  width:26px;height:26px;border-radius:8px;display:grid;place-items:center;flex:none;
  background:rgba(125,211,252,.14);color:var(--ice);font-size:12px;font-weight:800;
  font-family:var(--num-font);
}
.faq-item summary .chev{margin-left:auto;color:var(--mint);font-size:14px;transition:transform .25s;flex:none}
.faq-item[open] summary .chev{transform:rotate(180deg)}
.faq-body{padding:0 22px 20px 62px;color:#B9CADB;font-size:15.5px;line-height:1.85}
.faq-body strong{color:var(--text)}
.faq-steps{margin-top:12px;display:grid;gap:8px}
.faq-steps li{
  display:flex;gap:10px;align-items:flex-start;background:rgba(5,11,20,.55);
  border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:11px 14px;font-size:14.5px;
}
.faq-steps li b{color:var(--mint);font-family:var(--num-font);font-size:15px;flex:none}
.empty-hint{
  display:none;align-items:center;gap:12px;padding:20px 22px;border-radius:16px;
  background:rgba(255,176,32,.08);border:1px solid rgba(255,176,32,.3);
  color:#F2D9AE;font-size:15px;
}
.empty-hint.show{display:flex}

/* ---------- steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:18px;padding:26px 22px;
}
.step::before{
  content:"";position:absolute;left:22px;top:0;width:44px;height:3px;border-radius:0 0 4px 4px;
  background:linear-gradient(90deg,var(--mint),var(--ice));
}
.step .s-num{font-family:var(--num-font);font-size:2.2rem;font-weight:800;color:rgba(22,224,176,.32);line-height:1}
.step h3{font-size:17px;margin:12px 0 8px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.75}

/* ---------- recommend ---------- */
.rec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.rec-card{
  background:var(--panel);border:1px solid var(--line);border-radius:18px;overflow:hidden;
  text-decoration:none;color:inherit;display:flex;flex-direction:column;
  transition:transform .25s, border-color .25s, box-shadow .25s;
}
.rec-card:hover{transform:translateY(-4px);border-color:rgba(22,224,176,.5);box-shadow:0 24px 60px rgba(0,0,0,.5)}
.rec-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(140deg,#0B1626,#07111F)}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;opacity:.92}
.rec-card:hover .rec-thumb img{transform:scale(1.05)}
.rec-body{padding:18px 20px 22px}
.rec-body h3{font-size:16.5px;margin:10px 0 6px}
.rec-body p{font-size:13.8px;color:var(--muted);line-height:1.7}
.rec-body .go{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13.5px;font-weight:700;color:var(--ice)}
.rec-card:hover .rec-body .go{color:var(--mint)}

/* ---------- CTA ---------- */
.cta-bar{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:var(--glass);border:1px solid rgba(22,224,176,.22);border-radius:24px;
  padding:38px 36px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.cta-bar::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle, rgba(22,224,176,.22), transparent 68%);
}
.cta-bar h2{font-size:clamp(1.4rem,2.4vw,1.9rem);margin-bottom:10px}
.cta-bar p{color:var(--muted);font-size:15.5px;max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
.copy-note{font-size:13.5px;color:var(--mint);min-height:20px;margin-top:12px}

/* ---------- footer ---------- */
.site-footer{
  position:relative;z-index:2;margin-top:40px;padding:64px 0 30px;
  background:linear-gradient(180deg,rgba(5,11,20,.4),rgba(3,8,15,.95));
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand p{color:var(--muted);font-size:14.5px;line-height:1.8;margin-top:16px;max-width:340px}
.footer-col h4{font-size:15px;letter-spacing:1px;color:var(--text);margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:var(--muted);text-decoration:none;font-size:14.5px;transition:color .2s}
.footer-col a:hover{color:var(--mint)}
.footer-note{display:flex;gap:10px;align-items:flex-start;font-size:13.8px;color:var(--muted);line-height:1.7;margin-bottom:10px}
.footer-note i{color:var(--amber);margin-top:5px;font-size:12px}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:#7F95AB;
}
.footer-bottom a{color:#9FB3C8;text-decoration:none}
.footer-bottom a:hover{color:var(--mint)}

@media (min-width:1024px){
  .header-actions .btn.btn-sm{display:inline-flex}
}
@media (max-width:1023.98px){
  .nav-desktop{display:none}
  .menu-btn{display:grid}
  .hero-inner{grid-template-columns:1fr;gap:34px;padding:52px 0 48px}
  .qa-layout{grid-template-columns:1fr;gap:26px}
  .qa-side{position:static}
  .group-grid{grid-template-columns:repeat(2,1fr)}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .rec-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:64px 0}
  .section-tight{padding:48px 0}
}
@media (max-width:639.98px){
  body{font-size:16px}
  .wrap{padding:0 18px}
  .brand-text{font-size:17px}
  .group-grid,.step-grid,.rec-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .search-box{flex-wrap:wrap;padding:12px}
  .search-box input{width:100%;padding:8px 0}
  .search-box .btn{width:100%}
  .rank-row{grid-template-columns:44px 1fr;gap:12px;padding:16px 18px}
  .rank-row .rank-bar{grid-column:1/-1}
  .faq-body{padding-left:22px}
  .cta-bar{padding:26px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
}

/* roulang page: category4 */
:root{
  --bg:#050B14;
  --bg-2:#07111F;
  --surface:#0B1626;
  --card-grad:linear-gradient(145deg, rgba(14,30,50,.72), rgba(8,17,31,.58));
  --teal:#16E0B0;
  --teal-soft:rgba(22,224,176,.16);
  --ice:#7DD3FC;
  --amber:#FFB020;
  --amber-soft:rgba(255,176,32,.14);
  --text:#EAF2FF;
  --muted:#9FB3C8;
  --line:rgba(255,255,255,.12);
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 20px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow Condensed","Rajdhani",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(760px 420px at 12% -6%, rgba(22,224,176,.14), transparent 62%),
    radial-gradient(680px 420px at 92% 8%, rgba(125,211,252,.10), transparent 64%),
    repeating-linear-gradient(0deg, rgba(255,255,255,.028) 0 1px, transparent 1px 68px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.028) 0 1px, transparent 1px 68px);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid rgba(22,224,176,.75);outline-offset:3px;border-radius:6px;}

.wrap{width:100%;max-width:80rem;margin:0 auto;padding:0 1rem;position:relative;z-index:2;}
@media (min-width:640px){.wrap{padding:0 1.5rem;}}
@media (min-width:1024px){.wrap{padding:0 2rem;}}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(5,11,20,.62);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:background .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(5,11,20,.88);
  border-bottom-color:rgba(22,224,176,.22);
  box-shadow:0 18px 40px rgba(0,0,0,.45);
}
.header-inner{
  height:74px;display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.brand{display:inline-flex;align-items:center;gap:.625rem;font-weight:800;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:grid;place-items:center;border-radius:11px;
  font-family:var(--font-num);font-size:1.05rem;letter-spacing:.04em;color:#04121A;
  background:linear-gradient(135deg,var(--teal),var(--ice));
  box-shadow:0 0 22px rgba(22,224,176,.4);
}
.brand-text{font-size:1.06rem;letter-spacing:.02em;color:var(--text);}
.brand-text span{color:var(--teal);}
.nav-desktop{display:none;align-items:center;gap:.35rem;}
@media (min-width:1024px){.nav-desktop{display:flex;}}
.nav-link{
  position:relative;padding:.5rem .7rem;border-radius:10px;
  font-size:.95rem;color:var(--muted);transition:color .22s ease, background .22s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.active{color:var(--teal);}
.nav-link.active::after{
  content:"";position:absolute;left:.7rem;right:.7rem;bottom:.15rem;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--teal),transparent);
  box-shadow:0 0 12px rgba(22,224,176,.75);
}
.header-actions{display:flex;align-items:center;gap:.6rem;}
.menu-btn{
  width:42px;height:42px;display:grid;place-items:center;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);
  transition:border-color .2s ease,color .2s ease;
}
.menu-btn:hover{border-color:rgba(22,224,176,.5);color:var(--teal);}
@media (min-width:1024px){.menu-btn{display:none;}}
.mobile-panel{
  display:none;
  border-top:1px solid rgba(255,255,255,.08);
  background:rgba(5,11,20,.97);
  backdrop-filter:blur(18px);
}
.mobile-panel.open{display:block;}
.mobile-panel .panel-inner{padding:1rem 0 1.5rem;display:flex;flex-direction:column;gap:.3rem;}
.mobile-panel a.m-link{
  padding:.8rem .9rem;border-radius:12px;color:var(--muted);font-size:1rem;
  display:flex;align-items:center;justify-content:space-between;
  border:1px solid transparent;transition:all .2s ease;
}
.mobile-panel a.m-link:hover,.mobile-panel a.m-link.active{
  color:var(--text);border-color:rgba(22,224,176,.28);background:rgba(22,224,176,.07);
}
@media (min-width:1024px){.mobile-panel{display:none !important;}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.78rem 1.3rem;border-radius:12px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;transition:transform .2s ease, box-shadow .25s ease, filter .2s ease, border-color .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn-sm{padding:.6rem 1rem;font-size:.9rem;}
.btn-primary{
  background:linear-gradient(135deg,var(--teal),var(--ice));
  color:#04121A;
  box-shadow:0 0 24px rgba(22,224,176,.35);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 32px rgba(22,224,176,.5);transform:translateY(-1px);}
.btn-outline{
  background:rgba(255,255,255,.04);border-color:rgba(22,224,176,.42);color:var(--teal);
}
.btn-outline:hover{background:rgba(22,224,176,.12);transform:translateY(-1px);}
.btn-amber{
  background:linear-gradient(135deg,var(--amber),#FFD479);
  color:#2A1A00;box-shadow:0 0 24px rgba(255,176,32,.32);
}
.btn-amber:hover{filter:brightness(1.07);box-shadow:0 0 32px rgba(255,176,32,.46);transform:translateY(-1px);}
.btn-ghost{color:var(--text);padding:.6rem .2rem;}
.btn-ghost:hover{color:var(--teal);}
.btn-ghost i{transition:transform .2s ease;}
.btn-ghost:hover i{transform:translateX(4px);}

/* ---------- generic ---------- */
main{position:relative;z-index:2;padding-top:74px;}
.section{padding:5rem 0;}
@media (max-width:767px){.section{padding:3.5rem 0;}}
.section-head{max-width:56rem;margin-bottom:2.2rem;}
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--font-num);letter-spacing:.18em;text-transform:uppercase;
  font-size:.78rem;color:var(--teal);
}
.eyebrow.amber{color:var(--amber);}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem);line-height:1.2;font-weight:800;letter-spacing:-.01em;}
h2{font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.28;font-weight:800;}
h3{font-size:clamp(1.12rem,1.6vw,1.4rem);line-height:1.4;font-weight:700;}
.lead{color:var(--muted);font-size:1.05rem;line-height:1.85;}
.muted{color:var(--muted);}
.badge{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.32rem .8rem;border-radius:999px;font-size:.8rem;font-weight:600;
  background:rgba(22,224,176,.13);color:var(--teal);border:1px solid rgba(22,224,176,.28);
}
.badge.ice{background:rgba(125,211,252,.12);color:var(--ice);border-color:rgba(125,211,252,.26);}
.badge.amber{background:var(--amber-soft);color:var(--amber);border-color:rgba(255,176,32,.34);}
.card{
  background:var(--card-grad);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid rgba(22,224,176,.16);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:border-color .25s ease, transform .25s ease;
}
.card:hover{border-color:rgba(22,224,176,.46);transform:translateY(-2px);}
.solid-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:16px;
  transition:border-color .22s ease, transform .22s ease;
}
.solid-card:hover{border-color:rgba(22,224,176,.36);transform:translateY(-2px);}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent);}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:4.5rem 0 4rem;
  background-image:linear-gradient(100deg, rgba(5,11,20,.96) 8%, rgba(5,11,20,.72) 52%, rgba(5,11,20,.94) 100%),
                   url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid rgba(255,255,255,.08);
}
@media (max-width:767px){.hero{padding:3rem 0 2.75rem;}}
.hero-grid{display:grid;grid-template-columns:1fr;gap:2.5rem;align-items:center;}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:3rem;}}
.hero h1 span.accent{color:var(--amber);}
.hero-cta{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:1.9rem;}
.safety-card{
  padding:1.6rem;border-radius:var(--radius);
  background:linear-gradient(150deg, rgba(16,32,52,.78), rgba(8,17,31,.62));
  backdrop-filter:blur(20px);
  border:1px solid rgba(255,176,32,.24);
  box-shadow:var(--shadow);
}
.safety-card .row{
  display:flex;align-items:center;justify-content:space-between;
  padding:.85rem 0;border-bottom:1px dashed rgba(255,255,255,.12);
}
.safety-card .row:last-of-type{border-bottom:0;}
.safety-card .num{font-family:var(--font-num);font-size:1.9rem;line-height:1;color:var(--amber);}
.safety-card .lbl{font-size:.86rem;color:var(--muted);}

/* ---------- checklist ---------- */
.check-grid{display:grid;grid-template-columns:1fr;gap:1rem;}
@media (min-width:768px){.check-grid{grid-template-columns:1fr 1fr;}}
@media (min-width:1200px){.check-grid{grid-template-columns:repeat(2,1fr);}}
.check-item{
  display:flex;gap:1rem;align-items:flex-start;
  padding:1.2rem 1.25rem;border-radius:16px;background:var(--surface);
  border:1px solid var(--line);transition:border-color .22s ease, transform .22s ease;
}
.check-item:hover{border-color:rgba(22,224,176,.4);transform:translateY(-2px);}
.check-index{
  font-family:var(--font-num);font-size:1.25rem;color:var(--teal);
  min-width:2.4rem;padding-top:.15rem;
}
.check-item h3{font-size:1.05rem;margin-bottom:.3rem;}
.check-item p{color:var(--muted);font-size:.95rem;line-height:1.8;}

/* ---------- risk ---------- */
.risk-band{
  background:linear-gradient(180deg, rgba(255,176,32,.06), rgba(5,11,20,0));
  border-top:1px solid rgba(255,176,32,.16);
  border-bottom:1px solid rgba(255,176,32,.16);
}
.risk-grid{display:grid;grid-template-columns:1fr;gap:1.1rem;}
@media (min-width:768px){.risk-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1200px){.risk-grid{grid-template-columns:repeat(4,1fr);}}
.risk-card{
  padding:1.4rem;border-radius:18px;
  background:linear-gradient(150deg, rgba(38,26,6,.6), rgba(11,22,38,.72));
  border:1px solid rgba(255,176,32,.26);
  transition:transform .22s ease, border-color .22s ease;
}
.risk-card:hover{transform:translateY(-3px);border-color:rgba(255,176,32,.55);}
.risk-card .icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,176,32,.14);color:var(--amber);margin-bottom:.9rem;font-size:1.05rem;
}
.risk-card h3{font-size:1.05rem;margin-bottom:.45rem;}
.risk-card p{color:var(--muted);font-size:.93rem;}
.risk-card .fix{
  margin-top:.85rem;padding-top:.85rem;border-top:1px dashed rgba(255,176,32,.28);
  font-size:.9rem;color:var(--amber);
}

/* ---------- flow ---------- */
.flow{display:grid;grid-template-columns:1fr;gap:1rem;}
@media (min-width:768px){.flow{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1200px){.flow{grid-template-columns:repeat(4,1fr);}}
.flow-step{
  position:relative;padding:1.5rem 1.3rem 1.4rem;border-radius:18px;
  background:var(--surface);border:1px solid var(--line);overflow:hidden;
}
.flow-step::before{
  content:"";position:absolute;left:0;top:0;width:4px;height:100%;
  background:linear-gradient(180deg,var(--teal),transparent);
}
.flow-step .stepno{
  font-family:var(--font-num);font-size:2.1rem;line-height:1;color:rgba(22,224,176,.55);
  display:block;margin-bottom:.6rem;
}
.flow-step h3{font-size:1.05rem;margin-bottom:.4rem;}
.flow-step p{color:var(--muted);font-size:.93rem;}

/* ---------- save ways ---------- */
.ways-grid{display:grid;grid-template-columns:1fr;gap:1.2rem;}
@media (min-width:900px){.ways-grid{grid-template-columns:repeat(3,1fr);}}
.way-card{
  padding:1.6rem;border-radius:18px;display:flex;flex-direction:column;gap:.7rem;
  background:var(--card-grad);border:1px solid rgba(22,224,176,.16);
  box-shadow:var(--shadow);transition:transform .22s ease, border-color .22s ease;
}
.way-card:hover{transform:translateY(-3px);border-color:rgba(22,224,176,.45);}
.way-card .way-top{display:flex;align-items:center;justify-content:space-between;}
.way-card .way-no{font-family:var(--font-num);font-size:1.6rem;color:var(--teal);}
.way-card p{color:var(--muted);font-size:.94rem;}
.way-list{margin-top:.4rem;display:flex;flex-direction:column;gap:.5rem;}
.way-list li{display:flex;gap:.55rem;font-size:.92rem;color:var(--muted);}
.way-list i{color:var(--teal);margin-top:.35rem;font-size:.72rem;}

/* ---------- media split ---------- */
.split{display:grid;grid-template-columns:1fr;gap:2rem;align-items:center;}
@media (min-width:1024px){.split{grid-template-columns:6fr 6fr;gap:3rem;}}
.media-frame{
  border-radius:var(--radius);overflow:hidden;border:1px solid rgba(22,224,176,.18);
  box-shadow:var(--shadow);position:relative;
}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .4s ease;}
.media-frame:hover img{transform:scale(1.03);}
.media-frame .cap{
  position:absolute;left:0;right:0;bottom:0;padding:1rem 1.2rem;
  background:linear-gradient(0deg, rgba(5,11,20,.92), transparent);
  font-size:.9rem;color:var(--text);
}
.tick-list{display:flex;flex-direction:column;gap:.9rem;margin-top:1.4rem;}
.tick-list li{display:flex;gap:.7rem;align-items:flex-start;color:var(--muted);}
.tick-list i{color:var(--amber);margin-top:.4rem;font-size:.8rem;}

/* ---------- CTA bar ---------- */
.cta-bar{
  border-radius:var(--radius);padding:2rem;
  background:linear-gradient(120deg, rgba(16,32,52,.82), rgba(8,17,31,.6));
  backdrop-filter:blur(20px);
  border:1px solid rgba(22,224,176,.24);
  box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:1.4rem;
}
@media (min-width:1024px){
  .cta-bar{flex-direction:row;align-items:center;justify-content:space-between;padding:2.2rem 2.4rem;}
}
.cta-actions{display:flex;flex-wrap:wrap;gap:.8rem;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:.9rem;}
.faq-item{
  border-radius:16px;border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(150deg, rgba(14,30,50,.66), rgba(8,17,31,.5));
  backdrop-filter:blur(16px);
  transition:border-color .25s ease;
  overflow:hidden;
}
.faq-item[open]{border-color:rgba(22,224,176,.42);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:1.15rem 1.3rem;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  font-weight:700;font-size:1.02rem;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--teal);transition:transform .25s ease;font-size:.85rem;}
.faq-item[open] summary i{transform:rotate(180deg);}
.faq-body{padding:0 1.3rem 1.25rem;color:var(--muted);line-height:1.85;font-size:.96rem;}

/* ---------- related ---------- */
.rel-grid{display:grid;grid-template-columns:1fr;gap:1rem;}
@media (min-width:640px){.rel-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1200px){.rel-grid{grid-template-columns:repeat(4,1fr);}}
.rel-card{
  padding:1.3rem;border-radius:16px;background:var(--surface);
  border:1px solid var(--line);display:flex;flex-direction:column;gap:.6rem;
  transition:border-color .22s ease, transform .22s ease;
}
.rel-card:hover{border-color:rgba(22,224,176,.42);transform:translateY(-3px);}
.rel-card h3{font-size:1.02rem;}
.rel-card p{color:var(--muted);font-size:.9rem;}
.rel-card .go{margin-top:auto;color:var(--teal);font-size:.88rem;display:inline-flex;align-items:center;gap:.4rem;}
.rel-card:hover .go i{transform:translateX(4px);}
.rel-card .go i{transition:transform .2s ease;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:4rem;
  background:linear-gradient(180deg, rgba(7,17,31,.7), rgba(4,9,16,.98));
  border-top:1px solid rgba(255,255,255,.09);
  padding:3.5rem 0 1.8rem;
  position:relative;z-index:2;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:2.2rem;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1100px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;}}
.footer-brand p{color:var(--muted);font-size:.93rem;margin-top:1rem;max-width:26rem;}
.footer-col h4{font-size:1rem;margin-bottom:1rem;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:.6rem;}
.footer-col a{color:var(--muted);font-size:.93rem;transition:color .2s ease;}
.footer-col a:hover{color:var(--teal);}
.footer-note{display:flex;gap:.6rem;align-items:flex-start;color:var(--muted);font-size:.9rem;margin-bottom:.75rem;}
.footer-note i{color:var(--amber);margin-top:.42rem;font-size:.8rem;}
.footer-bottom{
  margin-top:2.6rem;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;
  color:var(--muted);font-size:.86rem;
}
.footer-bottom a{color:var(--teal);}

/* roulang page: category5 */
:root{
    --bg:#050B14;
    --bg-2:#0B1626;
    --panel:#07111F;
    --ink:#EAF2FF;
    --muted:#9FB3C8;
    --line:rgba(255,255,255,.12);
    --mint:#16E0B0;
    --ice:#7DD3FC;
    --amber:#FFB020;
    --radius:20px;
    --shadow:0 20px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
    --num:"Barlow Condensed","Rajdhani",ui-monospace,monospace;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    pointer-events:none;
    z-index:0;
    background:
      radial-gradient(620px 420px at 10% 6%, rgba(22,224,176,.15), transparent 70%),
      radial-gradient(700px 520px at 92% 18%, rgba(125,211,252,.10), transparent 70%),
      linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px) 0 0/64px 64px,
      linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px) 0 0/64px 64px;
  }
  .site-header,.site-footer,main{position:relative;z-index:1}

  a{color:inherit;text-decoration:none}
  img{display:block;max-width:100%}
  button,input,textarea{font:inherit}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:.01em}
  p{margin:0}
  :focus-visible{outline:2px solid rgba(22,224,176,.7);outline-offset:2px;border-radius:6px}

  .wrap{width:100%;max-width:1280px;margin:0 auto;padding-left:18px;padding-right:18px}
  @media(min-width:640px){.wrap{padding-left:26px;padding-right:26px}}
  @media(min-width:1024px){.wrap{padding-left:34px;padding-right:34px}}

  .num{font-family:var(--num);letter-spacing:.04em;font-weight:700}

  /* ---------- 顶部导航 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:70;
    background:rgba(5,11,20,.72);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    transition:background .3s ease, box-shadow .3s ease;
  }
  .site-header.scrolled{
    background:rgba(5,11,20,.94);
    box-shadow:0 14px 40px rgba(0,0,0,.55);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
    min-height:74px;
  }
  .brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;color:var(--ink);flex-shrink:0}
  .brand-mark{
    width:42px;height:42px;border-radius:13px;
    display:grid;place-items:center;
    background:linear-gradient(135deg,var(--mint),var(--ice));
    color:#04121C;
    font-family:var(--num);
    font-size:17px;
    letter-spacing:.06em;
    box-shadow:0 0 22px rgba(22,224,176,.35);
  }
  .brand-text span{color:var(--mint)}
  .nav-desktop{display:none;align-items:center;gap:4px}
  @media(min-width:1024px){.nav-desktop{display:flex}}
  .nav-link{
    position:relative;
    padding:9px 14px;
    border-radius:10px;
    font-size:15px;
    color:var(--muted);
    transition:color .2s ease, background .2s ease;
  }
  .nav-link:hover{color:var(--ink);background:rgba(22,224,176,.08)}
  .nav-link.active{color:#fff;background:rgba(22,224,176,.10)}
  .nav-link.active::after{
    content:"";
    position:absolute;
    left:14px;right:14px;bottom:1px;
    height:2px;border-radius:2px;
    background:linear-gradient(90deg,var(--mint),var(--ice));
    box-shadow:0 0 12px rgba(22,224,176,.85);
  }
  .header-actions{display:flex;align-items:center;gap:10px}
  .menu-btn{
    display:grid;place-items:center;
    width:44px;height:44px;
    border-radius:12px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.04);
    color:var(--ink);
    cursor:pointer;
    transition:border-color .2s ease, background .2s ease;
  }
  .menu-btn:hover{border-color:rgba(22,224,176,.55);background:rgba(22,224,176,.10)}
  @media(min-width:1024px){.menu-btn{display:none}}

  .mobile-menu{
    overflow:hidden;
    max-height:0;
    transition:max-height .38s ease;
    border-top:1px solid transparent;
  }
  .mobile-menu.open{max-height:560px;border-top-color:var(--line)}
  .mobile-menu-inner{padding:16px 0 22px;display:flex;flex-direction:column;gap:6px}
  .mobile-menu a.m-link{
    display:flex;align-items:center;justify-content:space-between;
    padding:13px 16px;
    border-radius:12px;
    background:rgba(255,255,255,.035);
    border:1px solid var(--line);
    color:var(--ink);
    font-size:15px;
    transition:border-color .2s ease, transform .2s ease;
  }
  .mobile-menu a.m-link:hover{border-color:rgba(22,224,176,.5);transform:translateX(2px)}
  .mobile-menu a.m-link.active{border-color:rgba(22,224,176,.65);background:rgba(22,224,176,.10)}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:9px;
    padding:13px 24px;
    border-radius:12px;
    font-size:15px;
    font-weight:700;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .2s ease, box-shadow .25s ease, background .25s ease, border-color .2s ease, filter .2s ease;
    white-space:nowrap;
  }
  .btn-sm{padding:10px 18px;font-size:14px;border-radius:11px}
  .btn-primary{
    background:linear-gradient(120deg,var(--mint),var(--ice));
    color:#04121C;
    box-shadow:0 0 24px rgba(22,224,176,.35);
  }
  .btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 34px rgba(22,224,176,.5);transform:translateY(-1px)}
  .btn-outline{
    background:rgba(255,255,255,.04);
    border-color:rgba(22,224,176,.5);
    color:var(--ink);
  }
  .btn-outline:hover{background:rgba(22,224,176,.12);border-color:var(--mint);transform:translateY(-1px)}
  .btn-ghost{
    background:transparent;
    color:var(--ice);
    padding-left:4px;padding-right:4px;
  }
  .btn-ghost:hover{color:var(--mint)}
  .btn-ghost i{transition:transform .2s ease}
  .btn-ghost:hover i{transform:translateX(4px)}

  /* ---------- 徽章 / 标签 ---------- */
  .badge{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:6px 14px;
    border-radius:999px;
    font-size:13px;
    font-weight:700;
    letter-spacing:.02em;
  }
  .badge-mint{background:rgba(22,224,176,.14);color:#8FF3DC;border:1px solid rgba(22,224,176,.35)}
  .badge-ice{background:rgba(125,211,252,.14);color:#BFE9FF;border:1px solid rgba(125,211,252,.32)}
  .badge-amber{background:rgba(255,176,32,.14);color:#FFD79A;border:1px solid rgba(255,176,32,.32)}
  .badge-plain{background:rgba(255,255,255,.06);color:var(--muted);border:1px solid var(--line)}

  /* ---------- 卡片 ---------- */
  .glass-card{
    background:linear-gradient(145deg, rgba(14,30,50,.72), rgba(8,17,31,.58));
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border:1px solid rgba(22,224,176,.16);
    border-radius:var(--radius);
    box-shadow:var(--shadow);
    transition:border-color .25s ease, transform .25s ease;
  }
  .glass-card:hover{border-color:rgba(22,224,176,.5)}
  .solid-card{
    background:var(--bg-2);
    border:1px solid var(--line);
    border-radius:var(--radius);
    transition:border-color .25s ease, transform .25s ease, box-shadow .25s ease;
  }
  .solid-card:hover{border-color:rgba(22,224,176,.45);transform:translateY(-2px);box-shadow:0 18px 44px rgba(0,0,0,.45)}

  /* ---------- Hero ---------- */
  .hero{position:relative;overflow:hidden;padding:74px 0 62px}
  .hero-bg{
    position:absolute;inset:0;
    background-size:cover;
    background-position:center;
    opacity:.32;
    transform:scale(1.02);
  }
  .hero::after{
    content:"";
    position:absolute;inset:0;
    background:
      radial-gradient(700px 420px at 8% 12%, rgba(22,224,176,.22), transparent 72%),
      linear-gradient(110deg, rgba(5,11,20,.94) 8%, rgba(5,11,20,.72) 52%, rgba(5,11,20,.9) 100%);
  }
  .hero-inner{position:relative;z-index:2;display:grid;gap:34px;align-items:center}
  @media(min-width:1024px){.hero-inner{grid-template-columns:7fr 5fr;gap:44px}}
  .hero h1{font-size:clamp(2.1rem,4.6vw,3.6rem);line-height:1.18}
  .hero h1 em{font-style:normal;color:var(--mint)}
  .hero-sub{margin-top:20px;color:#C6D6E8;font-size:16.5px;line-height:1.9;max-width:640px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
  .hero-points{display:flex;flex-wrap:wrap;gap:12px 24px;margin-top:30px}
  .hero-points li{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:14.5px}
  .hero-points i{color:var(--mint)}

  .panel-title{font-size:13px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
  .panel{padding:26px}
  @media(min-width:640px){.panel{padding:30px}}
  .stat-row{display:flex;align-items:baseline;justify-content:space-between;padding:15px 0;border-bottom:1px dashed rgba(255,255,255,.12)}
  .stat-row:last-child{border-bottom:none}
  .stat-num{font-family:var(--num);font-size:30px;color:var(--mint);text-shadow:0 0 22px rgba(22,224,176,.5)}
  .stat-label{color:var(--muted);font-size:14px}
  .pulse-dot{
    display:inline-block;width:8px;height:8px;border-radius:50%;
    background:var(--mint);box-shadow:0 0 0 4px rgba(22,224,176,.18);
    animation:pulse 2.2s infinite;
  }
  @keyframes pulse{
    0%,100%{box-shadow:0 0 0 4px rgba(22,224,176,.16)}
    50%{box-shadow:0 0 0 9px rgba(22,224,176,.04)}
  }

  /* ---------- 区块 ---------- */
  .section{padding:76px 0}
  @media(min-width:1024px){.section{padding:96px 0}}
  .section-head{max-width:760px;margin-bottom:42px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;letter-spacing:.16em;color:var(--mint);
    font-weight:700;margin-bottom:16px;
  }
  .eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--mint),transparent)}
  .section h2{font-size:clamp(1.6rem,3vw,2.3rem)}
  .section-desc{margin-top:16px;color:var(--muted);font-size:16px;line-height:1.9}

  /* ---------- 概览条 ---------- */
  .overview-grid{display:grid;gap:18px}
  @media(min-width:640px){.overview-grid{grid-template-columns:repeat(2,1fr)}}
  @media(min-width:1024px){.overview-grid{grid-template-columns:repeat(4,1fr)}}
  .overview-item{padding:24px;position:relative;overflow:hidden}
  .overview-item::after{
    content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
    background:linear-gradient(180deg,var(--mint),transparent);
    opacity:.85;
  }
  .overview-item h3{font-size:17px;margin-bottom:8px}
  .overview-item p{color:var(--muted);font-size:14.5px;line-height:1.8}
  .overview-index{font-family:var(--num);font-size:14px;color:var(--ice);letter-spacing:.1em}

  /* ---------- 筛选条 ---------- */
  .filter-bar{
    display:flex;flex-wrap:wrap;gap:10px;
    padding:16px;
    border-radius:16px;
    background:rgba(255,255,255,.03);
    border:1px solid var(--line);
    margin-bottom:38px;
  }
  .filter-btn{
    padding:9px 18px;border-radius:999px;
    background:transparent;border:1px solid var(--line);
    color:var(--muted);font-size:14px;font-weight:600;cursor:pointer;
    transition:.2s ease;
  }
  .filter-btn:hover{color:var(--ink);border-color:rgba(22,224,176,.5)}
  .filter-btn.is-active{
    background:linear-gradient(120deg,rgba(22,224,176,.22),rgba(125,211,252,.16));
    border-color:rgba(22,224,176,.6);
    color:#B9FFEC;
    box-shadow:0 0 20px rgba(22,224,176,.22);
  }

  /* ---------- 时间轴 ---------- */
  .timeline{position:relative;padding-left:26px}
  .timeline::before{
    content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;
    background:linear-gradient(180deg,rgba(22,224,176,.7),rgba(125,211,252,.28),rgba(255,255,255,0));
  }
  .tl-item{position:relative;margin-bottom:22px}
  .tl-item::before{
    content:"";position:absolute;left:-25px;top:28px;
    width:12px;height:12px;border-radius:50%;
    background:var(--mint);
    box-shadow:0 0 0 4px rgba(22,224,176,.14), 0 0 16px rgba(22,224,176,.7);
  }
  .tl-item:last-child{margin-bottom:0}
  .tl-card{display:grid;gap:14px;padding:24px}
  @media(min-width:1024px){.tl-card{grid-template-columns:132px 1fr;gap:26px;padding:26px 28px}}
  .tl-date{font-family:var(--num);font-size:22px;color:var(--ice);letter-spacing:.06em;line-height:1.2}
  .tl-date small{display:block;font-family:"Noto Sans SC",sans-serif;font-size:12.5px;color:var(--muted);letter-spacing:.06em;margin-top:6px;font-weight:500}
  .tl-body h3{font-size:19px;margin:12px 0 10px}
  .tl-body p{color:var(--muted);font-size:15px;line-height:1.85}
  .tl-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
  .tl-cover{
    margin-top:18px;border-radius:16px;overflow:hidden;
    border:1px solid var(--line);
    max-height:230px;
  }
  .tl-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
  .tl-card:hover .tl-cover img{transform:scale(1.03)}

  /* ---------- 类型卡 ---------- */
  .type-grid{display:grid;gap:20px}
  @media(min-width:768px){.type-grid{grid-template-columns:repeat(3,1fr)}}
  .type-card{padding:28px 26px;position:relative}
  .type-icon{
    width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
    font-size:20px;margin-bottom:20px;
  }
  .type-card h3{font-size:19px;margin-bottom:12px}
  .type-card p{color:var(--muted);font-size:15px;line-height:1.85}
  .type-card ul{margin-top:16px;display:flex;flex-direction:column;gap:9px}
  .type-card ul li{display:flex;gap:10px;color:#C6D6E8;font-size:14.5px}
  .type-card ul li i{color:var(--mint);margin-top:6px;font-size:12px}
  .type-mint{border-color:rgba(22,224,176,.35)}
  .type-ice{border-color:rgba(125,211,252,.32)}
  .type-amber{border-color:rgba(255,176,32,.32)}

  /* ---------- 移动端说明 ---------- */
  .device-grid{display:grid;gap:20px}
  @media(min-width:768px){.device-grid{grid-template-columns:repeat(3,1fr)}}
  .device-card{padding:26px;display:flex;flex-direction:column;gap:14px}
  .device-card h3{font-size:17px;display:flex;align-items:center;gap:10px}
  .device-card h3 i{color:var(--ice)}
  .device-card p{color:var(--muted);font-size:14.5px;line-height:1.85}
  .bar{height:6px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}
  .bar span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--mint),var(--ice))}

  /* ---------- 帮助入口 ---------- */
  .help-grid{display:grid;gap:20px}
  @media(min-width:768px){.help-grid{grid-template-columns:repeat(3,1fr)}}
  .help-card{display:flex;gap:18px;padding:22px;align-items:center}
  .help-thumb{width:78px;height:78px;border-radius:14px;overflow:hidden;flex-shrink:0;border:1px solid var(--line)}
  .help-thumb img{width:100%;height:100%;object-fit:cover}
  .help-card h3{font-size:16.5px;margin-bottom:6px}
  .help-card p{color:var(--muted);font-size:14px;line-height:1.75}
  .help-card .go{margin-top:10px;display:inline-flex;align-items:center;gap:8px;color:var(--ice);font-size:13.5px;font-weight:700}
  .help-card:hover .go{color:var(--mint)}

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:14px}
  .faq-item{
    border-radius:16px;
    border:1px solid var(--line);
    background:linear-gradient(145deg, rgba(14,30,50,.6), rgba(8,17,31,.5));
    backdrop-filter:blur(16px);
    overflow:hidden;
    transition:border-color .25s ease, box-shadow .25s ease;
  }
  .faq-item.open{border-color:rgba(22,224,176,.55);box-shadow:0 0 30px rgba(22,224,176,.12)}
  .faq-q{
    width:100%;
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:20px 22px;
    background:transparent;border:none;color:var(--ink);
    font-size:16.5px;font-weight:700;text-align:left;cursor:pointer;
  }
  .faq-q i{color:var(--mint);transition:transform .3s ease;flex-shrink:0}
  .faq-item.open .faq-q i{transform:rotate(180deg)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
  .faq-a p{padding:0 22px 22px;color:var(--muted);font-size:15px;line-height:1.85}

  /* ---------- CTA ---------- */
  .cta-band{
    padding:38px 30px;
    border-radius:24px;
    background:linear-gradient(120deg, rgba(14,30,50,.85), rgba(8,17,31,.7));
    border:1px solid rgba(22,224,176,.28);
    box-shadow:var(--shadow);
    display:grid;gap:26px;align-items:center;
  }
  @media(min-width:1024px){.cta-band{grid-template-columns:1.4fr 1fr;padding:46px 44px}}
  .cta-band h2{font-size:clamp(1.5rem,2.6vw,2rem)}
  .cta-band p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px}
  .cta-actions .btn{flex:1 1 auto;min-width:150px}

  /* ---------- 页脚 ---------- */
  .site-footer{
    border-top:1px solid var(--line);
    background:linear-gradient(180deg, rgba(5,11,20,.4), rgba(11,22,38,.85));
    padding:64px 0 30px;
    margin-top:20px;
  }
  .footer-grid{display:grid;gap:34px}
  @media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
  @media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr}}
  .footer-brand p{margin-top:16px;color:var(--muted);font-size:14.5px;line-height:1.85;max-width:340px}
  .footer-col h4{font-size:15px;margin-bottom:16px;color:var(--ink)}
  .footer-col ul{display:flex;flex-direction:column;gap:11px}
  .footer-col ul li a{color:var(--muted);font-size:14.5px;transition:color .2s ease,padding-left .2s ease}
  .footer-col ul li a:hover{color:var(--mint);padding-left:4px}
  .footer-note{display:flex;gap:10px;color:var(--muted);font-size:14px;line-height:1.75;margin-bottom:12px}
  .footer-note i{color:var(--amber);margin-top:6px;font-size:13px}
  .footer-bottom{
    margin-top:46px;padding-top:22px;
    border-top:1px solid var(--line);
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    color:var(--muted);font-size:13.5px;
  }
  .footer-bottom a{color:var(--ice)}
  .footer-bottom a:hover{color:var(--mint)}

  .toast{
    position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);
    padding:12px 22px;border-radius:12px;
    background:rgba(9,20,34,.95);
    border:1px solid rgba(22,224,176,.5);
    color:var(--ink);font-size:14px;
    box-shadow:0 18px 40px rgba(0,0,0,.5);
    opacity:0;pointer-events:none;transition:.3s ease;z-index:99;
  }
  .toast.show{opacity:1;transform:translate(-50%,0)}

  @media(prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important}
  }