/* roulang page: index */
:root{
  --ink:#0B1D3A;
  --teal:#2DE1C2;
  --orange:#FF8A4C;
  --violet:#7C5CFF;
  --bg:#050912;
  --bg-2:#0E2A47;
  --bg-3:#102A3A;
  --text:#F2F6FF;
  --text-2:#B8C4DA;
  --text-3:#7C8AA5;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.16);
  --glass:rgba(18,32,56,.55);
  --glass-2:rgba(11,29,58,.72);
  --r-card:20px;
  --r-btn:999px;
  --r-input:14px;
  --r-img:16px;
  --sh-1:0 4px 12px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --glow-teal:0 0 24px rgba(45,225,194,.25);
  --glow-orange:0 0 24px rgba(255,138,76,.35);
  --maxw:1200px;
  --maxw-xl:1320px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -6%, rgba(14,42,71,.85), transparent 62%),
    radial-gradient(760px 460px at 92% 6%, rgba(16,42,58,.75), transparent 60%),
    radial-gradient(700px 500px at 50% 108%, rgba(124,92,255,.14), transparent 65%);
  background-attachment:fixed;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--teal);text-decoration:none;transition:color .22s ease-out,opacity .22s ease-out;}
a:hover{color:#7CF0DC;}
h1,h2,h3,h4{font-weight:700;line-height:1.35;margin:0;letter-spacing:.2px;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
::selection{background:rgba(45,225,194,.28);color:#fff;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}

.container-x{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container-x{max-width:var(--maxw-xl);}}
@media (max-width:575.98px){.container-x{padding:0 20px;}}

.section{padding:110px 0;position:relative;}
@media (max-width:991.98px){.section{padding:80px 0;}}
@media (max-width:575.98px){.section{padding:64px 0;}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:2px;color:var(--teal);
  text-transform:uppercase;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,transparent,var(--teal));}
.sec-title{font-size:clamp(26px,3.2vw,36px);font-weight:800;margin-bottom:14px;}
.sec-sub{color:var(--text-2);max-width:640px;margin-bottom:0;font-size:16.5px;}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:1030;
  background:rgba(5,9,18,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.head-inner{
  display:flex;align-items:center;gap:20px;
  min-height:76px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:800;color:var(--text);letter-spacing:.4px;white-space:nowrap;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;flex:0 0 34px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--teal),var(--violet) 70%);
  color:#04121F;font-weight:900;font-size:15px;
  box-shadow:var(--glow-teal);
}
.nav-chips{
  display:flex;align-items:center;gap:8px;margin-left:auto;
}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:38px;padding:0 16px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text-2);font-size:14.5px;font-weight:500;
  white-space:nowrap;
  transition:all .22s ease-out;
}
.chip:hover{background:rgba(45,225,194,.08);color:var(--text);border-color:var(--line-2);}
.chip.active{
  color:var(--teal);border-color:rgba(45,225,194,.55);
  background:rgba(45,225,194,.10);
  box-shadow:var(--glow-teal);
}
.chip i{font-size:12px;opacity:.85;}
.head-cta{margin-left:8px;}

.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15.5px;font-weight:700;cursor:pointer;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background .22s ease-out,border-color .22s ease-out,color .22s ease-out;
  white-space:nowrap;
}
.btn-main{
  background:linear-gradient(135deg,#FFB07A,var(--orange));
  color:#22100A;box-shadow:var(--glow-orange);
}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(255,138,76,.5);color:#1A0B05;}
.btn-ghost{
  background:rgba(255,255,255,.04);border-color:rgba(45,225,194,.4);color:var(--teal);
}
.btn-ghost:hover{background:rgba(45,225,194,.12);color:#fff;transform:translateY(-2px);}
.btn-plain{
  background:transparent;border-color:var(--line-2);color:var(--text-2);
}
.btn-plain:hover{color:var(--text);border-color:var(--teal);background:rgba(255,255,255,.04);}
.btn-sm-x{padding:10px 18px;font-size:14px;}
.btn:focus-visible,.btn-x:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}
.btn-x i{transition:transform .22s ease-out;}
.btn-x:hover i{transform:translateX(3px);}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  min-height:78vh;display:flex;align-items:center;
  padding:90px 0 70px;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.42;
  z-index:0;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(105deg,rgba(5,9,18,.95) 8%,rgba(5,9,18,.78) 46%,rgba(11,29,58,.62) 100%),
    radial-gradient(700px 420px at 78% 40%, rgba(45,225,194,.12), transparent 68%);
}
.hero .container-x{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:var(--r-btn);font-size:13.5px;
  background:rgba(45,225,194,.10);border:1px solid rgba(45,225,194,.35);
  color:var(--teal);margin-bottom:22px;
}
.hero h1{
  font-size:clamp(32px,5vw,56px);font-weight:800;line-height:1.22;
  letter-spacing:.5px;margin-bottom:20px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--teal),#8FF3E0 45%,var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{
  font-size:18px;color:var(--text-2);max-width:560px;margin-bottom:16px;line-height:1.9;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:10px;}
.stat-chip{
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:14px;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
}
.stat-chip b{color:var(--teal);font-size:19px;font-weight:800;line-height:1;}
.stat-chip span{font-size:13px;color:var(--text-3);}

.hero-panel{
  position:relative;
  padding:26px;border-radius:24px;
  background:var(--glass);border:1px solid var(--line-2);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--sh-2);
}
.hero-panel::before{
  content:"";position:absolute;inset:-1px;border-radius:25px;pointer-events:none;
  background:linear-gradient(140deg,rgba(45,225,194,.42),transparent 40%,rgba(124,92,255,.32));
  -webkit-mask:linear-gradient(#000,#000) content-box,linear-gradient(#000,#000);
  mask:linear-gradient(#000,#000) content-box,linear-gradient(#000,#000);
  -webkit-mask-composite:xor;mask-composite:exclude;padding:1px;
}
.ring{
  width:118px;height:118px;margin:4px auto 18px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 50% 45%, rgba(45,225,194,.22), rgba(11,29,58,.9) 68%);
  border:1px solid rgba(45,225,194,.4);
  box-shadow:0 0 40px rgba(45,225,194,.28), inset 0 0 22px rgba(45,225,194,.16);
  color:var(--teal);font-size:30px;
}
.panel-title{font-size:19px;font-weight:700;text-align:center;margin-bottom:6px;}
.panel-note{text-align:center;font-size:14px;color:var(--text-3);margin-bottom:18px;}
.path-list{display:grid;gap:10px;}
.path-item{
  display:flex;align-items:center;gap:12px;
  padding:13px 15px;border-radius:14px;
  background:rgba(255,255,255,.035);border:1px solid var(--line);
  transition:all .22s ease-out;
}
.path-item:hover{transform:translateY(-3px);border-color:rgba(45,225,194,.5);background:rgba(45,225,194,.07);}
.path-item i{color:var(--orange);font-size:15px;width:18px;text-align:center;}
.path-item div b{display:block;font-size:14.5px;color:var(--text);font-weight:600;}
.path-item div span{font-size:12.5px;color:var(--text-3);}
.path-item .go{margin-left:auto;color:var(--text-3);font-size:12px;transition:transform .22s ease-out,color .22s ease-out;}
.path-item:hover .go{transform:translateX(4px);color:var(--teal);}

/* ---------- tab strip ---------- */
.tabstrip{
  border-bottom:1px solid var(--line);
  background:rgba(9,16,30,.5);
}
.tabstrip-inner{
  display:flex;align-items:center;gap:10px;padding:18px 0;
  overflow-x:auto;scrollbar-width:none;
}
.tabstrip-inner::-webkit-scrollbar{display:none;}
.tab-label{font-size:13px;color:var(--text-3);white-space:nowrap;margin-right:6px;}

/* ---------- story ---------- */
.story-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.story-points{display:grid;gap:16px;margin-top:26px;}
.point{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;border-radius:16px;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  transition:all .22s ease-out;
}
.point:hover{border-color:rgba(45,225,194,.4);background:rgba(45,225,194,.06);transform:translateY(-3px);}
.point .num{
  flex:0 0 30px;height:30px;border-radius:9px;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:#04121F;background:var(--teal);
}
.point h3{font-size:17px;margin-bottom:4px;}
.point p{margin:0;font-size:14.5px;color:var(--text-2);line-height:1.75;}
.story-media{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--line-2);
  box-shadow:var(--sh-2);
}
.story-media img{width:100%;height:100%;min-height:360px;object-fit:cover;transition:transform .3s ease-out;}
.story-media:hover img{transform:scale(1.03);}
.story-media figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:22px 24px;background:linear-gradient(transparent,rgba(5,9,18,.92));
  font-size:14px;color:var(--text-2);
}
.story-media figcaption b{display:block;color:#fff;font-size:15.5px;margin-bottom:3px;}

/* ---------- featured ---------- */
.feat-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:24px;}
.card-x{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--sh-1);
  transition:transform .26s ease-out,border-color .26s ease-out,box-shadow .26s ease-out;
  display:flex;flex-direction:column;
}
.card-x:hover{transform:translateY(-4px);border-color:rgba(45,225,194,.5);box-shadow:var(--sh-2),var(--glow-teal);}
.card-media{position:relative;overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.card-x:hover .card-media img{transform:scale(1.03);}
.card-body-x{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-x.big .card-media{height:300px;}
.card-x.big .card-media img{min-height:300px;}
.card-x.big .card-body-x{padding:26px 28px 28px;}
.card-x.big h3{font-size:23px;}
.card-x.small .card-media{height:140px;}
.card-x.small h3{font-size:18px;}
.card-x h3 a{color:var(--text);}
.card-x h3 a:hover{color:var(--teal);}
.card-x p{margin:0;font-size:14.5px;color:var(--text-2);line-height:1.78;}
.small-stack{display:grid;gap:24px;}
.badge-x{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:5px 12px;border-radius:var(--r-btn);
  font-size:12.5px;color:var(--teal);
  background:rgba(45,225,194,.10);border:1px solid rgba(45,225,194,.32);
}
.meta-x{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:var(--text-3);margin-top:auto;}
.meta-x i{margin-right:6px;opacity:.8;}
.arrow-x{color:var(--teal);font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:7px;}
.arrow-x i{transition:transform .22s ease-out;}
.card-x:hover .arrow-x i{transform:translateX(4px);}

/* ---------- latest list ---------- */
.list-wrap{display:grid;gap:18px;margin-top:36px;}
.list-row{
  display:grid;grid-template-columns:220px 1fr auto;gap:24px;align-items:center;
  padding:18px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  transition:transform .26s ease-out,border-color .26s ease-out,box-shadow .26s ease-out;
}
.list-row:hover{transform:translateY(-4px);border-color:rgba(45,225,194,.5);box-shadow:var(--sh-2),var(--glow-teal);}
.list-thumb{border-radius:var(--r-img);overflow:hidden;height:126px;background:linear-gradient(135deg,var(--bg-2),var(--bg-3));}
.list-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.list-row:hover .list-thumb img{transform:scale(1.03);}
.list-main h3{font-size:19px;margin-bottom:8px;}
.list-main h3 a{color:var(--text);}
.list-main h3 a:hover{color:var(--teal);}
.list-main p{margin:0 0 10px;font-size:14.5px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.list-side{display:flex;flex-direction:column;align-items:flex-end;gap:10px;color:var(--text-3);font-size:13px;white-space:nowrap;}
.empty-box{
  padding:46px 26px;text-align:center;border-radius:var(--r-card);
  background:var(--glass);border:1px dashed var(--line-2);
}
.empty-box i{font-size:28px;color:var(--text-3);margin-bottom:14px;display:block;}
.empty-box p{color:var(--text-2);margin-bottom:16px;}

/* ---------- trust ---------- */
.trust-wrap{
  border-radius:26px;padding:44px;
  background:var(--glass-2);border:1px solid var(--line-2);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--sh-2);
}
.trust-nums{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-bottom:38px;}
.tnum b{display:block;font-size:clamp(28px,3.4vw,40px);font-weight:800;color:var(--teal);line-height:1.1;}
.tnum span{font-size:14px;color:var(--text-3);}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.quote{
  padding:22px;border-radius:18px;
  background:rgba(255,255,255,.035);border:1px solid var(--line);
  transition:all .24s ease-out;
}
.quote:hover{border-color:rgba(45,225,194,.42);background:rgba(45,225,194,.06);transform:translateY(-4px);}
.quote p{font-size:14.5px;color:var(--text-2);margin-bottom:14px;}
.quote .who{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);}
.quote .who span{
  width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--teal),var(--violet));color:#04121F;font-weight:800;font-size:13px;
}
.partner-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;padding-top:26px;border-top:1px solid var(--line);}
.partner-row span{
  padding:8px 16px;border-radius:var(--r-btn);font-size:13px;color:var(--text-3);
  background:rgba(255,255,255,.03);border:1px solid var(--line);
}

/* ---------- subscribe ---------- */
.sub-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  border-radius:26px;padding:48px;
  background:linear-gradient(135deg,rgba(11,29,58,.92),rgba(16,42,58,.72));
  border:1px solid var(--line-2);
  box-shadow:var(--sh-2);
  position:relative;overflow:hidden;
}
.sub-wrap::after{
  content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,225,194,.16),transparent 70%);
}
.sub-form{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}
.sub-form input{
  flex:1 1 240px;min-width:0;
  height:52px;padding:0 18px;border-radius:var(--r-input);
  background:rgba(5,9,18,.6);border:1px solid var(--line-2);color:var(--text);font-size:15px;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(45,225,194,.18);}
.micro-notes{display:grid;gap:8px;margin-top:18px;font-size:13.5px;color:var(--text-3);}
.micro-notes i{color:var(--teal);margin-right:8px;}

/* ---------- faq ---------- */
.accordion-x{display:grid;gap:14px;margin-top:34px;}
.acc-item{
  border-radius:18px;overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.acc-item:hover{border-color:rgba(45,225,194,.4);}
.acc-head{margin:0;}
.acc-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:transparent;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--text);
  transition:color .22s ease-out;cursor:pointer;
}
.acc-btn:hover{color:var(--teal);}
.acc-btn:focus{outline:none;box-shadow:inset 0 0 0 2px rgba(45,225,194,.4);border-radius:18px;}
.acc-btn i{color:var(--teal);font-size:14px;transition:transform .26s ease-out;flex:0 0 auto;}
.acc-btn[aria-expanded="true"] i{transform:rotate(135deg);}
.acc-body{padding:0 24px 22px;color:var(--text-2);font-size:15.5px;line-height:1.85;}

/* ---------- footer ---------- */
.site-foot{
  margin-top:20px;padding:70px 0 30px;
  background:linear-gradient(180deg,rgba(5,9,18,.4),rgba(3,6,13,.95));
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,rgba(45,225,194,.5),rgba(124,92,255,.4),transparent) 1;
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:38px;}
.foot-grid h4{font-size:15.5px;margin-bottom:16px;color:var(--text);}
.foot-grid ul{display:grid;gap:10px;}
.foot-grid ul a{color:var(--text-3);font-size:14.5px;}
.foot-grid ul a:hover{color:var(--teal);}
.foot-about p{font-size:14.5px;color:var(--text-3);line-height:1.8;margin-top:14px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--text);font-size:16.5px;}
.foot-sub{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px;}
.foot-sub input{
  flex:1 1 150px;min-width:0;height:44px;padding:0 14px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text);font-size:14px;
}
.foot-sub input:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(45,225,194,.16);}
.foot-bottom{
  margin-top:46px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .hero-grid{gap:38px;}
  .feat-grid{grid-template-columns:1.15fr 1fr;}
}
@media (max-width:991.98px){
  .hero{min-height:auto;padding:70px 0 58px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .story-grid{grid-template-columns:1fr;gap:34px;}
  .feat-grid{grid-template-columns:1fr;}
  .trust-nums{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .sub-wrap{grid-template-columns:1fr;padding:34px;gap:28px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .list-row{grid-template-columns:180px 1fr;gap:18px;}
  .list-side{grid-column:1 / -1;flex-direction:row;align-items:center;justify-content:space-between;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .head-inner{flex-wrap:wrap;padding-top:12px;padding-bottom:12px;gap:12px;min-height:auto;}
  .brand{font-size:15.5px;}
  .head-cta{margin-left:auto;margin-right:0;}
  .nav-chips{
    order:3;width:100%;margin-left:0;overflow-x:auto;padding-bottom:4px;
    scrollbar-width:none;
  }
  .nav-chips::-webkit-scrollbar{display:none;}
  .hero-actions .btn-x{flex:1 1 100%;}
  .list-row{grid-template-columns:1fr;gap:16px;}
  .list-thumb{height:180px;}
  .trust-wrap{padding:28px 22px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:520px){
  .hero h1{font-size:clamp(28px,8.4vw,34px);}
  .stat-chip{flex:1 1 100%;}
  .trust-nums{grid-template-columns:1fr;}
  .acc-btn{font-size:15.5px;padding:17px 18px;}
  .acc-body{padding:0 18px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: article */
:root{
  --bg:#050912;
  --bg-deep:#03060d;
  --navy:#0B1D3A;
  --panel:rgba(18,32,56,.55);
  --panel-solid:#0d1a2f;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(45,225,194,.38);
  --text:#F2F6FF;
  --text-2:#B8C4DA;
  --text-3:#7C8AA5;
  --cyan:#2DE1C2;
  --orange:#FF8A4C;
  --purple:#7C5CFF;
  --r-card:20px;
  --r-btn:999px;
  --r-input:14px;
  --r-img:16px;
  --sh-1:0 4px 12px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --glow-c:0 0 24px rgba(45,225,194,.25);
  --glow-o:0 0 24px rgba(255,138,76,.35);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
  background-image:
    radial-gradient(900px 600px at 12% -6%, rgba(14,42,71,.85), transparent 62%),
    radial-gradient(760px 520px at 92% 4%, rgba(16,42,58,.72), transparent 60%),
    radial-gradient(700px 500px at 50% 108%, rgba(124,92,255,.10), transparent 66%);
  background-attachment:fixed;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease),opacity .25s var(--ease);}
a:hover{color:var(--cyan);}
button{font-family:inherit;}
h1,h2,h3,h4{font-weight:700;line-height:1.32;margin:0;letter-spacing:.2px;}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.2em;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 导航 ============ */
.site-head{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,9,18,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.head-inner{
  display:flex;align-items:center;gap:22px;
  min-height:76px;padding-top:12px;padding-bottom:12px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;color:var(--text);white-space:nowrap;
  flex:0 0 auto;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;color:#04211c;
  background:linear-gradient(135deg,var(--cyan),#7CF0DC 55%,#35c9ad);
  box-shadow:var(--glow-c);
  flex:0 0 auto;
}
.nav-chips{
  display:flex;align-items:center;gap:10px;
  flex:1 1 auto;min-width:0;overflow-x:auto;
  scrollbar-width:none;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:38px;padding:0 16px;border-radius:999px;
  font-size:14.5px;color:var(--text-2);white-space:nowrap;
  background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(12px);
  transition:all .25s var(--ease);
}
.chip i{font-size:13px;opacity:.85;}
.chip:hover{color:var(--cyan);background:rgba(45,225,194,.08);border-color:rgba(45,225,194,.3);}
.chip.active{
  color:var(--cyan);border-color:var(--line-strong);
  box-shadow:var(--glow-c);background:rgba(45,225,194,.10);
}
.head-cta{flex:0 0 auto;display:flex;align-items:center;gap:10px;}

.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:all .25s var(--ease);
  white-space:nowrap;
}
.btn-sm-x{height:40px;padding:0 18px;font-size:14.5px;}
.btn-main{
  background:linear-gradient(135deg,#FFA06B,var(--orange) 60%,#F4711F);
  color:#2A1002;box-shadow:var(--glow-o);
}
.btn-main:hover{color:#2A1002;transform:translateY(-2px);box-shadow:0 0 30px rgba(255,138,76,.5);}
.btn-ghost{
  background:var(--panel);color:var(--text);border-color:var(--line);
  backdrop-filter:blur(12px);
}
.btn-ghost:hover{color:var(--cyan);border-color:var(--line-strong);background:rgba(45,225,194,.10);transform:translateY(-2px);}
.btn-x:active{transform:translateY(0) scale(.99);}

/* ============ 文章头部 ============ */
.art-hero{
  position:relative;isolation:isolate;
  padding:56px 0 48px;
  background-image:linear-gradient(180deg,rgba(5,9,18,.82),rgba(5,9,18,.94)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.art-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:-1;
  background:radial-gradient(620px 320px at 18% 0%,rgba(45,225,194,.16),transparent 68%);
}
.crumb{
  font-size:13.5px;color:var(--text-3);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  margin-bottom:20px;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--cyan);}
.crumb .sep{opacity:.5;}
.crumb .now{color:var(--cyan);}
.badge-x{
  display:inline-flex;align-items:center;gap:7px;
  height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;color:var(--cyan);
  background:rgba(45,225,194,.10);border:1px solid rgba(45,225,194,.30);
}
.art-hero h1{
  font-size:clamp(28px,4vw,46px);
  font-weight:800;
  margin:18px 0 20px;
  max-width:920px;
  line-height:1.35;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  font-size:14px;color:var(--text-3);
}
.meta-row i{color:var(--cyan);margin-right:6px;font-size:13px;}

/* ============ 正文布局 ============ */
.art-wrap{padding:56px 0 8px;}
.art-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 330px;
  gap:48px;align-items:start;
}
.art-main{min-width:0;}
.cover-box{
  border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-2);
  margin-bottom:36px;background:var(--panel-solid);
}
.cover-box img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.prose{
  max-width:800px;
  font-size:17px;line-height:1.9;color:var(--text-2);
}
.prose > *:first-child{margin-top:0;}
.prose h2{
  font-size:clamp(22px,2.4vw,28px);color:var(--text);
  margin:44px 0 16px;padding-left:16px;position:relative;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--cyan),rgba(45,225,194,.15));
  box-shadow:var(--glow-c);
}
.prose h3{font-size:20px;color:var(--text);margin:32px 0 12px;}
.prose p{margin:0 0 1em;color:var(--text-2);}
.prose strong{color:var(--text);}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(45,225,194,.35);}
.prose a:hover{color:#7CF0DC;}
.prose ul,.prose ol{padding-left:1.35em;margin:0 0 1.2em;}
.prose li{margin-bottom:.5em;}
.prose li::marker{color:var(--cyan);}
.prose img{border-radius:var(--r-img);margin:22px 0;border:1px solid var(--line);}
.prose figure{margin:26px 0;}
.prose figcaption{font-size:13.5px;color:var(--text-3);text-align:center;margin-top:10px;}
.prose blockquote{
  margin:26px 0;padding:18px 22px;border-radius:14px;
  background:var(--panel);border-left:3px solid var(--orange);
  color:var(--text-2);font-size:16.5px;
}
.prose hr{border:0;height:1px;background:linear-gradient(90deg,rgba(45,225,194,.5),rgba(255,138,76,.25),transparent);margin:36px 0;}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto;}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.prose th{background:rgba(45,225,194,.08);color:var(--text);font-weight:600;}
.prose code{
  background:rgba(45,225,194,.10);color:#9FF3E3;
  padding:2px 7px;border-radius:8px;font-size:14.5px;
}
.prose pre{
  background:rgba(9,16,30,.9);border:1px solid var(--line);
  border-radius:14px;padding:18px;overflow-x:auto;color:var(--text-2);
}

.empty-state{
  max-width:800px;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-card);padding:48px 32px;text-align:center;
  backdrop-filter:blur(14px);
}
.empty-state .ico{
  width:64px;height:64px;margin:0 auto 18px;border-radius:20px;
  display:flex;align-items:center;justify-content:center;
  font-size:26px;color:var(--cyan);
  background:rgba(45,225,194,.10);border:1px solid rgba(45,225,194,.28);
  box-shadow:var(--glow-c);
}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--text-3);margin-bottom:22px;}

/* ============ 侧栏 ============ */
.art-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;
  backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--sh-1);
}
.side-card h4{
  font-size:16px;color:var(--text);margin-bottom:16px;
  display:flex;align-items:center;gap:9px;
}
.side-card h4 i{color:var(--cyan);font-size:14px;}
.side-nav{list-style:none;padding:0;margin:0;}
.side-nav li{margin-bottom:10px;}
.side-nav a{
  display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:12px;
  font-size:14.5px;color:var(--text-2);
  background:rgba(255,255,255,.03);border:1px solid transparent;
  transition:all .25s var(--ease);
}
.side-nav a:hover{
  color:var(--cyan);border-color:rgba(45,225,194,.3);
  background:rgba(45,225,194,.08);transform:translateX(4px);
}
.side-nav i{color:var(--cyan);font-size:13px;opacity:.9;}
.side-mini{list-style:none;padding:0;margin:0;}
.side-mini li{padding:12px 0;border-bottom:1px dashed var(--line);}
.side-mini li:last-child{border-bottom:0;padding-bottom:0;}
.side-mini a{font-size:14.5px;color:var(--text-2);display:block;line-height:1.6;}
.side-mini a:hover{color:var(--cyan);}
.side-mini span{display:block;font-size:12.5px;color:var(--text-3);margin-top:5px;}

/* ============ 通用板块 ============ */
.sec{padding:84px 0;}
.sec-head{max-width:640px;margin-bottom:40px;}
.sec-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px;}
.sec-head p{color:var(--text-3);font-size:16px;margin:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:2px;color:var(--cyan);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan);opacity:.7;}

.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  backdrop-filter:blur(14px);
  transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-2),var(--glow-c);}
.rel-thumb{overflow:hidden;background:var(--panel-solid);}
.rel-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.rel-body h3{font-size:17.5px;line-height:1.5;color:var(--text);}
.rel-body p{font-size:14.5px;color:var(--text-3);margin:0;flex:1 1 auto;}
.rel-meta{font-size:12.8px;color:var(--text-3);display:flex;gap:14px;align-items:center;}
.rel-meta i{color:var(--cyan);margin-right:5px;font-size:12px;}
.rel-link{font-size:14px;color:var(--cyan);display:inline-flex;align-items:center;gap:7px;}
.rel-card:hover .rel-link i{transform:translateX(4px);}
.rel-link i{transition:transform .25s var(--ease);}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;}
.acc-x .accordion-item{
  background:var(--panel);border:1px solid var(--line);
  border-radius:16px;margin-bottom:14px;overflow:hidden;
  backdrop-filter:blur(14px);
}
.acc-x .accordion-header{margin:0;}
.acc-x .accordion-button{
  background:transparent;color:var(--text);
  font-size:17px;font-weight:600;padding:20px 22px;
  box-shadow:none;border:0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.acc-x .accordion-button:hover{color:var(--cyan);}
.acc-x .accordion-button:not(.collapsed){
  background:rgba(45,225,194,.07);color:var(--cyan);box-shadow:none;
}
.acc-x .accordion-button:focus{box-shadow:none;outline:2px solid var(--cyan);outline-offset:-4px;}
.acc-x .accordion-button::after{
  content:"+";
  background-image:none !important;
  width:28px;height:28px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid rgba(45,225,194,.42);
  color:var(--cyan);font-size:17px;font-weight:600;
  transform:none;transition:transform .28s var(--ease),background .28s var(--ease);
}
.acc-x .accordion-button:not(.collapsed)::after{
  content:"−";transform:rotate(180deg);background:rgba(45,225,194,.16);
}
.acc-x .accordion-body{
  padding:4px 22px 22px;color:var(--text-2);font-size:15.5px;line-height:1.85;
}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:26px;border:1px solid var(--line);
  padding:52px 44px;
  background-image:linear-gradient(120deg,rgba(11,29,58,.94),rgba(5,9,18,.9)),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  box-shadow:var(--sh-2);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(520px 260px at 88% 12%,rgba(255,138,76,.20),transparent 66%),
             radial-gradient(420px 220px at 6% 96%,rgba(45,225,194,.16),transparent 70%);
  pointer-events:none;
}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;}
.cta-inner h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:12px;}
.cta-inner p{color:var(--text-2);margin:0;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

.back-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}

/* ============ 页脚 ============ */
.site-foot{
  margin-top:84px;
  background:linear-gradient(180deg,var(--bg),var(--bg-deep));
  border-top:1px solid var(--line);
  padding:64px 0 30px;
  position:relative;
}
.site-foot::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(45,225,194,.55),rgba(255,138,76,.35),transparent);
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--text);margin-bottom:16px;}
.foot-about p{font-size:14.5px;color:var(--text-3);line-height:1.85;margin:0;}
.site-foot h4{font-size:15px;color:var(--text);margin-bottom:18px;font-weight:600;}
.site-foot ul{list-style:none;padding:0;margin:0;}
.site-foot ul li{margin-bottom:11px;}
.site-foot ul a{font-size:14.5px;color:var(--text-3);}
.site-foot ul a:hover{color:var(--cyan);}
.foot-sub{display:flex;gap:10px;flex-wrap:wrap;}
.foot-sub input{
  flex:1 1 150px;min-width:0;height:40px;padding:0 14px;
  border-radius:var(--r-input);border:1px solid var(--line);
  background:rgba(18,32,56,.6);color:var(--text);font-size:14px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.foot-sub input::placeholder{color:var(--text-3);}
.foot-sub input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(45,225,194,.18);}
.foot-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1399px){
  .container-x{max-width:1160px;}
}
@media (max-width:1199px){
  .art-layout{grid-template-columns:minmax(0,1fr) 300px;gap:34px;}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .foot-grid > div:last-child{grid-column:1 / -1;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  .head-inner{flex-wrap:wrap;gap:14px;min-height:auto;padding-top:14px;padding-bottom:14px;}
  .brand{font-size:17px;}
  .nav-chips{order:3;flex:1 1 100%;padding-bottom:4px;}
  .head-cta{margin-left:auto;}
  .art-layout{grid-template-columns:minmax(0,1fr);}
  .art-side{position:static;margin-top:38px;}
  .sec{padding:64px 0;}
  .cta-band{padding:40px 26px;border-radius:22px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .foot-about{grid-column:1 / -1;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container-x{padding:0 20px;}
  .art-hero{padding:40px 0 36px;}
  .prose{font-size:16.5px;}
  .art-wrap{padding:40px 0 0;}
  .sec{padding:56px 0;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn-x{flex:1 1 auto;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:575px){
  .brand{font-size:15.5px;gap:8px;}
  .brand-mark{width:30px;height:30px;font-size:15px;border-radius:10px;}
  .head-cta .btn-x{height:36px;padding:0 14px;font-size:13.5px;}
  .chip{height:34px;padding:0 13px;font-size:13.5px;}
  .art-hero h1{font-size:26px;}
  .meta-row{font-size:13px;gap:8px 16px;}
  .btn-x{height:46px;padding:0 20px;font-size:15px;}
  .rel-body{padding:18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category1 */
:root{
  --bg:#050912;
  --bg-deep:#0B1D3A;
  --panel:rgba(18,32,56,.55);
  --panel-solid:#0E1D33;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --text:#F2F6FF;
  --text-2:#B8C4DA;
  --text-3:#7C8AA5;
  --teal:#2DE1C2;
  --orange:#FF8A4C;
  --purple:#7C5CFF;
  --r-card:20px;
  --r-btn:999px;
  --r-input:14px;
  --r-img:16px;
  --sh-1:0 4px 12px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --glow-teal:0 0 24px rgba(45,225,194,.25);
  --glow-orange:0 0 24px rgba(255,138,76,.35);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec:clamp(64px,7.5vw,104px);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -6%, rgba(14,42,71,.85), transparent 62%),
    radial-gradient(760px 480px at 92% 8%, rgba(16,42,58,.7), transparent 60%);
  background-attachment:fixed;
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease),background-color .25s var(--ease);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:6px;}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container-x{max-width:1320px;}}

/* ---------- 顶部导航 ---------- */
.site-head{
  position:sticky;top:0;z-index:1030;
  background:rgba(5,9,18,.74);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.head-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{
  display:flex;align-items:center;gap:11px;
  font-size:17px;font-weight:700;color:var(--text);white-space:nowrap;
  letter-spacing:.3px;
}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--teal),#159e97);
  color:#04141a;font-weight:800;font-size:17px;
  box-shadow:var(--glow-teal);
}
.brand:hover{color:var(--teal);}
.nav-chips{
  display:flex;align-items:center;gap:10px;margin-left:auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:6px 2px;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:38px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);
  background:rgba(18,32,56,.5);
  color:var(--text-2);font-size:14.5px;white-space:nowrap;
  transition:all .25s var(--ease);
}
.chip i{font-size:13px;opacity:.85;}
.chip:hover{color:var(--text);background:rgba(45,225,194,.08);border-color:rgba(45,225,194,.34);}
.chip.active{
  color:var(--teal);border-color:rgba(45,225,194,.6);
  background:rgba(45,225,194,.10);box-shadow:var(--glow-teal);
}
.head-cta{margin-left:6px;flex:0 0 auto;}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:all .25s var(--ease);
}
.btn-main{background:linear-gradient(135deg,#FFB27A,var(--orange));color:#2A1206;box-shadow:var(--glow-orange);}
.btn-main:hover{color:#2A1206;transform:translateY(-2px);box-shadow:0 0 34px rgba(255,138,76,.52);}
.btn-ghost{
  background:var(--panel);border-color:rgba(45,225,194,.34);color:var(--text);
  backdrop-filter:blur(14px) saturate(140%);
}
.btn-ghost:hover{background:rgba(45,225,194,.12);color:var(--teal);transform:translateY(-2px);}
.btn-sm-x{padding:10px 18px;font-size:14px;}
.btn-x:active{transform:translateY(0);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:46px 0 62px;
  background-image:
    linear-gradient(180deg,rgba(5,9,18,.80),rgba(5,9,18,.94)),
    url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(45,225,194,.55),transparent);
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);margin-bottom:22px;}
.crumb a:hover{color:var(--teal);}
.crumb .sep{opacity:.55;}
.crumb .now{color:var(--teal);}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:48px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;margin-bottom:20px;
  background:rgba(45,225,194,.10);border:1px solid rgba(45,225,194,.38);
  color:var(--teal);font-size:13.5px;font-weight:600;letter-spacing:.4px;
}
.page-hero h1{
  font-size:clamp(30px,4.4vw,46px);
  font-weight:800;letter-spacing:.3px;line-height:1.3;
  margin-bottom:20px;
}
.page-hero h1 em{font-style:normal;color:var(--teal);}
.hero-lead{color:var(--text-2);font-size:17.5px;max-width:620px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.mini-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;font-size:13.5px;
  background:rgba(18,32,56,.6);border:1px solid var(--line);color:var(--text-2);
}
.mini-chip i{color:var(--teal);font-size:12px;}

/* 玻璃面板 */
.glass-panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--sh-2),inset 0 1px 0 rgba(255,255,255,.06);
}
.panel-title{font-size:16px;font-weight:700;margin-bottom:6px;}
.panel-sub{font-size:14px;color:var(--text-3);margin-bottom:20px;}
.line-row{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line);}
.line-row:last-child{border-bottom:0;padding-bottom:0;}
.line-dot{
  width:36px;height:36px;flex:0 0 36px;border-radius:12px;
  display:grid;place-items:center;font-size:14px;
  background:rgba(45,225,194,.12);color:var(--teal);
  border:1px solid rgba(45,225,194,.28);
}
.line-dot.orange{background:rgba(255,138,76,.12);color:var(--orange);border-color:rgba(255,138,76,.3);}
.line-dot.purple{background:rgba(124,92,255,.14);color:#B8A6FF;border-color:rgba(124,92,255,.32);}
.line-txt strong{display:block;font-size:15px;font-weight:600;color:var(--text);}
.line-txt span{font-size:13.5px;color:var(--text-3);}
.line-state{margin-left:auto;font-size:12.5px;color:var(--teal);white-space:nowrap;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0;}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1.6px;
  color:var(--teal);text-transform:uppercase;margin-bottom:14px;
}
.section-head h2{font-size:clamp(26px,3.2vw,36px);margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16.5px;}

/* ---------- 入口矩阵 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.filter-chip{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 18px;border-radius:999px;
  background:rgba(18,32,56,.55);border:1px solid var(--line);
  color:var(--text-2);font-size:14.5px;cursor:pointer;
  transition:all .25s var(--ease);
}
.filter-chip:hover{color:var(--text);border-color:rgba(45,225,194,.34);background:rgba(45,225,194,.08);}
.filter-chip.active{color:var(--teal);border-color:rgba(45,225,194,.6);background:rgba(45,225,194,.10);box-shadow:var(--glow-teal);}

.entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.entry-card{
  display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--sh-1),inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
  position:relative;
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(45,225,194,.45);box-shadow:var(--sh-2),0 0 0 1px rgba(45,225,194,.14);}
.entry-card.wide{grid-column:span 2;flex-direction:row;align-items:stretch;}
.entry-media{overflow:hidden;background:linear-gradient(135deg,#0E2A47,#102A3A);}
.entry-card.wide .entry-media{flex:0 0 44%;}
.entry-media img{width:100%;height:100%;min-height:200px;object-fit:cover;transition:transform .3s ease-out;}
.entry-card:hover .entry-media img{transform:scale(1.03);}
.entry-body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.entry-card.wide .entry-body{justify-content:center;}
.entry-badge{
  display:inline-flex;align-items:center;gap:7px;align-self:flex-start;
  padding:5px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:rgba(45,225,194,.10);border:1px solid rgba(45,225,194,.32);color:var(--teal);
}
.entry-badge.orange{background:rgba(255,138,76,.10);border-color:rgba(255,138,76,.32);color:var(--orange);}
.entry-badge.purple{background:rgba(124,92,255,.12);border-color:rgba(124,92,255,.32);color:#B8A6FF;}
.entry-body h3{font-size:20px;}
.entry-card.wide .entry-body h3{font-size:24px;}
.entry-body p{color:var(--text-2);font-size:15.5px;}
.entry-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  color:var(--teal);font-size:14.5px;font-weight:600;
}
.entry-link i{transition:transform .25s var(--ease);}
.entry-card:hover .entry-link i{transform:translateX(5px);}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;margin-top:56px;
}
.stat-cell{background:rgba(11,29,58,.72);padding:28px 26px;}
.stat-num{font-size:30px;font-weight:800;color:var(--teal);line-height:1.2;letter-spacing:.5px;}
.stat-num small{font-size:15px;font-weight:600;margin-left:4px;color:var(--text-2);}
.stat-label{font-size:14px;color:var(--text-3);margin-top:8px;}

/* ---------- 场景列表 ---------- */
.scene-list{display:flex;flex-direction:column;gap:18px;}
.scene-row{
  display:grid;grid-template-columns:88px 1fr auto;gap:26px;align-items:center;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px 30px;
  backdrop-filter:blur(16px) saturate(140%);
  transition:transform .28s var(--ease),border-color .28s var(--ease);
}
.scene-row:hover{transform:translateX(5px);border-color:rgba(45,225,194,.42);}
.scene-idx{
  font-size:26px;font-weight:800;color:rgba(45,225,194,.85);
  letter-spacing:1px;
}
.scene-main h3{font-size:19px;margin-bottom:8px;}
.scene-main p{color:var(--text-2);font-size:15.5px;max-width:720px;}
.scene-go{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--text-2);
  padding:10px 20px;border-radius:999px;border:1px solid var(--line);
  white-space:nowrap;
}
.scene-row:hover .scene-go{color:var(--teal);border-color:rgba(45,225,194,.45);background:rgba(45,225,194,.08);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-color:var(--text);--bs-accordion-border-color:var(--line);--bs-accordion-border-radius:var(--r-card);--bs-accordion-inner-border-radius:var(--r-card);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-active-bg:rgba(45,225,194,.08);--bs-accordion-active-color:var(--teal);}
.accordion-item{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-card)!important;margin-bottom:16px;overflow:hidden;
  backdrop-filter:blur(16px) saturate(140%);
  transition:border-color .25s var(--ease);
}
.accordion-item:hover{border-color:rgba(45,225,194,.35);}
.accordion-button{
  background:transparent;color:var(--text);font-size:17px;font-weight:600;
  padding:22px 26px;line-height:1.6;box-shadow:none!important;
}
.accordion-button:not(.collapsed){color:var(--teal);background:rgba(45,225,194,.07);}
.accordion-button::after{
  content:"+";background-image:none;width:26px;height:26px;flex:0 0 26px;
  display:grid;place-items:center;border-radius:50%;
  border:1px solid rgba(45,225,194,.45);color:var(--teal);
  font-size:15px;line-height:1;transition:transform .25s var(--ease);
}
.accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg);}
.accordion-body{padding:0 26px 24px;color:var(--text-2);font-size:16px;line-height:1.85;}

/* ---------- CTA / 订阅 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:calc(var(--r-card) + 6px);
  border:1px solid var(--line);
  background:
    radial-gradient(560px 320px at 88% 10%, rgba(45,225,194,.16), transparent 62%),
    linear-gradient(135deg,rgba(11,29,58,.92),rgba(16,42,58,.86));
  padding:clamp(34px,5vw,60px);
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.cta-band h2{font-size:clamp(24px,3vw,32px);margin-bottom:16px;}
.cta-band p{color:var(--text-2);font-size:16.5px;max-width:560px;}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:26px;}
.cta-points li{display:flex;align-items:flex-start;gap:11px;font-size:15px;color:var(--text-2);}
.cta-points i{color:var(--teal);margin-top:6px;font-size:13px;}
.sub-card{
  background:rgba(5,9,18,.55);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px;
  backdrop-filter:blur(14px) saturate(140%);
}
.sub-card h3{font-size:18px;margin-bottom:8px;}
.sub-card .hint{font-size:14px;color:var(--text-3);margin-bottom:20px;}
.field{display:flex;flex-direction:column;gap:12px;}
.field input{
  width:100%;height:50px;padding:0 18px;border-radius:var(--r-input);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text);font-size:15.5px;transition:all .25s var(--ease);
}
.field input::placeholder{color:var(--text-3);}
.field input:focus{outline:none;border-color:rgba(45,225,194,.6);box-shadow:0 0 0 3px rgba(45,225,194,.16);background:rgba(255,255,255,.07);}
.sub-note{font-size:13px;color:var(--text-3);margin-top:16px;display:flex;align-items:center;gap:8px;}
.sub-note i{color:var(--teal);}

/* ---------- 页脚 ---------- */
.site-foot{
  position:relative;margin-top:var(--sec);
  background:#03060D;padding:74px 0 28px;
  border-top:1px solid var(--line);
}
.site-foot::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(45,225,194,.55),transparent);
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:44px;}
.foot-brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:700;margin-bottom:16px;}
.foot-about p{color:var(--text-2);font-size:14.5px;max-width:340px;}
.site-foot h4{font-size:15.5px;margin-bottom:18px;color:var(--text);}
.site-foot ul li{margin-bottom:11px;}
.site-foot ul a{color:var(--text-2);font-size:14.5px;}
.site-foot ul a:hover{color:var(--teal);}
.foot-sub{display:flex;gap:10px;}
.foot-sub input{
  flex:1;min-width:0;height:44px;padding:0 15px;border-radius:var(--r-input);
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text);font-size:14.5px;
}
.foot-sub input:focus{outline:none;border-color:rgba(45,225,194,.6);box-shadow:0 0 0 3px rgba(45,225,194,.14);}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line);
  color:var(--text-3);font-size:13.5px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .entry-card.wide{grid-column:span 2;}
  .cta-band{grid-template-columns:1fr;gap:34px;}
}
@media (max-width:991px){
  body{font-size:16px;}
  .head-inner{flex-wrap:wrap;gap:14px;padding:12px 0;}
  .nav-chips{order:3;width:100%;margin-left:0;}
  .head-cta{margin-left:auto;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .entry-card.wide{flex-direction:column;}
  .entry-card.wide .entry-media{flex:none;}
  .scene-row{grid-template-columns:64px 1fr;gap:18px;padding:22px;}
  .scene-go{grid-column:2;justify-self:start;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  .entry-grid{grid-template-columns:1fr;gap:20px;}
  .entry-card.wide{grid-column:span 1;}
  .section{padding:64px 0;}
  .section-head{margin-bottom:34px;}
  .page-hero{padding:34px 0 46px;}
  .hero-actions .btn-x{width:100%;}
  .cta-band{padding:30px 22px;}
}
@media (max-width:575px){
  .container-x{padding:0 20px;}
  .brand{font-size:15.5px;}
  .brand-mark{width:32px;height:32px;flex:0 0 32px;font-size:15px;}
  .stat-strip{grid-template-columns:1fr;}
  .scene-row{grid-template-columns:1fr;}
  .scene-go{grid-column:1;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-sub{flex-direction:column;}
  .foot-sub .btn-x{width:100%;}
  .foot-bottom{flex-direction:column;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category2 */
:root{
  --bg:#050912;
  --bg-deep:#0B1D3A;
  --panel:rgba(18,32,56,.55);
  --panel-solid:#0E1E36;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --text:#F2F6FF;
  --text-2:#B8C4DA;
  --text-3:#7C8AA5;
  --cyan:#2DE1C2;
  --orange:#FF8A4C;
  --purple:#7C5CFF;
  --r-card:20px;
  --r-btn:999px;
  --r-input:14px;
  --r-img:16px;
  --shadow-1:0 4px 12px rgba(0,0,0,.25);
  --shadow-2:0 12px 32px rgba(0,0,0,.35);
  --glow-cyan:0 0 24px rgba(45,225,194,.25);
  --glow-orange:0 0 24px rgba(255,138,76,.35);
  --sec-gap:104px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background:
    radial-gradient(760px 520px at 12% 6%, rgba(14,42,71,.85), transparent 62%),
    radial-gradient(680px 480px at 88% 22%, rgba(16,42,58,.72), transparent 60%),
    radial-gradient(620px 520px at 50% 96%, rgba(124,92,255,.10), transparent 65%),
    var(--bg);
}
img{max-width:100%;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:#8ff4e2;}
h1,h2,h3,h4{font-weight:700;line-height:1.32;color:var(--text);margin:0;}
p{margin:0 0 1em;color:var(--text-2);}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}
.container-x{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1400px){
  .container-x{max-width:1320px;}
}
.sec{padding:var(--sec-gap) 0;position:relative;}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;color:var(--cyan);
  text-transform:uppercase;font-weight:600;margin-bottom:14px;
}
.sec-kicker::before{
  content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--cyan),transparent);
}
.sec-head h2{font-size:clamp(26px,3.2vw,36px);}
.sec-head p{margin-top:14px;font-size:17px;color:var(--text-2);}
.sec-line{height:1px;border:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.14),transparent);margin:0;}

/* ============ 头部导航 ============ */
.site-head{
  position:sticky;top:0;z-index:1000;
  background:rgba(8,15,29,.78);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.head-inner{
  display:flex;align-items:center;gap:24px;
  min-height:76px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;color:var(--text);
  letter-spacing:.01em;white-space:nowrap;flex:0 0 auto;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;color:#04211C;
  background:linear-gradient(135deg,var(--cyan),#59F0D8 55%,var(--orange));
  box-shadow:var(--glow-cyan);
  flex:0 0 auto;
}
.nav-chips{
  flex:1 1 auto;display:flex;align-items:center;justify-content:center;
  gap:10px;min-width:0;
}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:38px;padding:0 16px;border-radius:var(--r-btn);
  font-size:14.5px;font-weight:500;color:var(--text-2);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  white-space:nowrap;
  transition:color .22s ease,background .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.chip i{font-size:13px;color:var(--text-3);transition:color .22s ease;}
.chip:hover{color:var(--text);background:rgba(45,225,194,.08);border-color:rgba(45,225,194,.30);}
.chip:hover i{color:var(--cyan);}
.chip.active{
  color:var(--cyan);border-color:rgba(45,225,194,.55);
  background:rgba(45,225,194,.10);
  box-shadow:var(--glow-cyan);
}
.chip.active i{color:var(--cyan);}
.head-cta{flex:0 0 auto;}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-main{
  color:#241002;
  background:linear-gradient(135deg,#FFA46B,var(--orange));
  box-shadow:var(--glow-orange);
}
.btn-main:hover{color:#241002;transform:translateY(-2px);box-shadow:0 0 34px rgba(255,138,76,.55);}
.btn-ghost{
  color:var(--cyan);
  background:rgba(255,255,255,.045);
  border-color:rgba(45,225,194,.38);
}
.btn-ghost:hover{color:#9ef8e9;background:rgba(45,225,194,.12);transform:translateY(-2px);box-shadow:var(--glow-cyan);}
.btn-plain{
  color:var(--text-2);
  background:rgba(255,255,255,.04);
  border-color:var(--line);
}
.btn-plain:hover{color:var(--text);border-color:var(--line-strong);transform:translateY(-2px);}
.btn-sm-x{padding:10px 18px;font-size:14.5px;}
.btn-x:active{transform:translateY(0);}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;
  padding:84px 0 76px;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    linear-gradient(180deg,rgba(5,9,18,.82),rgba(5,9,18,.93)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.95;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(520px 320px at 78% 18%, rgba(45,225,194,.16), transparent 68%),
    radial-gradient(460px 340px at 8% 88%, rgba(255,138,76,.12), transparent 70%);
}
.page-hero .container-x{position:relative;z-index:1;}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-3);margin-bottom:22px;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--cyan);}
.crumb .sep{opacity:.55;}
.crumb .now{color:var(--cyan);}
.hero-grid{
  display:grid;grid-template-columns:1.12fr .88fr;
  gap:52px;align-items:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:var(--r-btn);
  font-size:13.5px;color:var(--cyan);
  background:rgba(45,225,194,.09);
  border:1px solid rgba(45,225,194,.32);
  margin-bottom:22px;
}
.hero-grid h1{
  font-size:clamp(32px,4.4vw,50px);
  font-weight:800;letter-spacing:.01em;
}
.hero-grid h1 .hl{
  background:linear-gradient(120deg,var(--cyan),#9BE9FF 55%,var(--purple));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  margin-top:20px;font-size:17.5px;color:var(--text-2);max-width:620px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px;
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-2), inset 0 1px 0 rgba(255,255,255,.06);
}
.hero-panel h3{font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.hero-panel h3 i{color:var(--cyan);font-size:15px;}
.mini-step{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.09);
}
.mini-step:last-child{border-bottom:0;padding-bottom:0;}
.mini-step .num{
  flex:0 0 auto;width:30px;height:30px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;color:var(--cyan);
  background:rgba(45,225,194,.10);
  border:1px solid rgba(45,225,194,.28);
}
.mini-step strong{display:block;font-size:15px;color:var(--text);font-weight:600;}
.mini-step span{font-size:14px;color:var(--text-3);line-height:1.7;}

/* ============ 时间线 ============ */
.timeline{position:relative;margin-top:56px;}
.timeline::before{
  content:"";position:absolute;left:50%;top:6px;bottom:6px;width:1px;
  transform:translateX(-50%);
  background:linear-gradient(180deg,transparent,rgba(45,225,194,.55),rgba(45,225,194,.20),transparent);
}
.tl-item{
  display:grid;grid-template-columns:1fr 76px 1fr;
  align-items:center;margin-bottom:38px;
}
.tl-item:last-child{margin-bottom:0;}
.tl-node{
  grid-column:2;grid-row:1;
  width:44px;height:44px;margin:0 auto;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:800;color:var(--cyan);
  background:rgba(11,29,58,.9);
  border:1px solid rgba(45,225,194,.45);
  box-shadow:var(--glow-cyan);
  z-index:2;
}
.tl-card{
  grid-row:1;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px 26px;
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-1), inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.tl-card:hover{
  transform:translateY(-4px);
  border-color:rgba(45,225,194,.42);
  box-shadow:var(--shadow-2),var(--glow-cyan);
}
.tl-item:nth-child(odd) .tl-card{grid-column:1;text-align:right;}
.tl-item:nth-child(even) .tl-card{grid-column:3;}
.tl-tag{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;color:var(--cyan);font-weight:600;
  padding:5px 12px;border-radius:var(--r-btn);
  background:rgba(45,225,194,.09);
  border:1px solid rgba(45,225,194,.26);
  margin-bottom:14px;
}
.tl-card h3{font-size:21px;margin-bottom:10px;}
.tl-card p{font-size:15.5px;margin-bottom:0;color:var(--text-2);}
.tl-thumb{
  width:100%;height:150px;object-fit:cover;border-radius:var(--r-img);
  margin-bottom:16px;background:linear-gradient(135deg,#102A3A,#0B1D3A);
  border:1px solid var(--line);
}
.tl-meta{
  display:flex;flex-wrap:wrap;gap:14px;margin-top:16px;
  font-size:13px;color:var(--text-3);
}
.tl-item:nth-child(odd) .tl-meta{justify-content:flex-end;}
.tl-meta span{display:inline-flex;align-items:center;gap:6px;}
.tl-meta i{color:var(--cyan);font-size:12px;}

/* ============ 精选资源横滑 ============ */
.rail-wrap{position:relative;}
.rail{
  display:grid;grid-auto-flow:column;grid-auto-columns:340px;
  gap:22px;overflow-x:auto;padding:6px 4px 26px;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-track{background:rgba(255,255,255,.05);border-radius:99px;}
.rail::-webkit-scrollbar-thumb{background:rgba(45,225,194,.45);border-radius:99px;}
.res-card{
  scroll-snap-align:start;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.res-card:hover{transform:translateY(-4px);border-color:rgba(45,225,194,.42);box-shadow:var(--shadow-2),var(--glow-cyan);}
.res-thumb{
  position:relative;height:190px;overflow:hidden;
  background:linear-gradient(135deg,#102A3A,#0B1D3A 60%,#1B1636);
}
.res-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.res-card:hover .res-thumb img{transform:scale(1.03);}
.res-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.res-body h3{font-size:19px;margin-bottom:10px;}
.res-body p{font-size:15px;color:var(--text-2);margin-bottom:16px;}
.res-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.res-foot .go{color:var(--cyan);font-weight:600;display:inline-flex;align-items:center;gap:7px;}
.res-card:hover .go i{transform:translateX(4px);}
.res-foot .go i{transition:transform .22s ease;}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;color:var(--cyan);
  padding:4px 11px;border-radius:var(--r-btn);
  background:rgba(45,225,194,.09);
  border:1px solid rgba(45,225,194,.26);
}

/* ============ 卡点区（1大2小） ============ */
.blocks{
  display:grid;grid-template-columns:1.35fr 1fr;
  grid-template-rows:auto auto;gap:22px;
}
.blk{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.blk:hover{transform:translateY(-4px);border-color:rgba(45,225,194,.40);box-shadow:var(--shadow-2),var(--glow-cyan);}
.blk-main{
  grid-row:span 2;
  display:flex;flex-direction:column;
  background:linear-gradient(160deg,rgba(18,32,56,.78),rgba(11,29,58,.55));
}
.blk-main h3{font-size:24px;margin-bottom:14px;}
.blk-main p{font-size:16px;}
.blk-main img{
  width:100%;height:210px;object-fit:cover;border-radius:var(--r-img);
  margin-top:20px;border:1px solid var(--line);
  background:linear-gradient(135deg,#102A3A,#0B1D3A);
}
.blk h4{font-size:19px;margin-bottom:10px;}
.blk p{font-size:15px;margin-bottom:0;}
.blk .kline{
  display:flex;gap:12px;align-items:flex-start;margin-top:16px;
  padding-top:16px;border-top:1px dashed rgba(255,255,255,.10);
  font-size:14.5px;color:var(--text-3);
}
.blk .kline i{color:var(--orange);margin-top:5px;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;margin-top:44px;}
.faq-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(45,225,194,.32);}
.faq-item.open{border-color:rgba(45,225,194,.48);box-shadow:var(--glow-cyan);}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 26px;background:transparent;border:0;cursor:pointer;
  text-align:left;color:var(--text);
}
.faq-btn h3{
  font-size:18px;font-weight:600;line-height:1.55;margin:0;
}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--cyan);font-size:13px;
  background:rgba(45,225,194,.10);
  border:1px solid rgba(45,225,194,.28);
  transition:transform .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(135deg);}
.faq-panel{padding:0 26px 24px;font-size:16px;color:var(--text-2);line-height:1.85;}
.faq-panel p{margin:0;font-size:16px;}

/* ============ 底部 CTA ============ */
.cta-box{
  position:relative;overflow:hidden;
  border-radius:26px;
  border:1px solid var(--line-strong);
  background:
    radial-gradient(560px 320px at 82% 12%, rgba(45,225,194,.16), transparent 66%),
    radial-gradient(460px 320px at 6% 92%, rgba(255,138,76,.14), transparent 68%),
    linear-gradient(160deg,rgba(18,32,56,.85),rgba(8,15,29,.85));
  padding:48px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
}
.cta-box h2{font-size:clamp(25px,3vw,34px);margin-bottom:14px;}
.cta-box p{font-size:16px;}
.cta-notes{display:grid;gap:12px;margin-top:24px;}
.cta-notes li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text-2);}
.cta-notes i{color:var(--cyan);margin-top:5px;font-size:13px;}
.sub-form{
  background:rgba(8,15,29,.6);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px;
}
.sub-form label{display:block;font-size:14px;color:var(--text-2);margin-bottom:9px;font-weight:600;}
.sub-form input{
  width:100%;height:50px;padding:0 18px;
  border-radius:var(--r-input);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--text);font-size:15.5px;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{
  outline:none;border-color:var(--cyan);
  background:rgba(45,225,194,.07);
  box-shadow:0 0 0 3px rgba(45,225,194,.18);
}
.sub-form .btn-x{width:100%;margin-top:16px;}
.form-hint{font-size:13px;color:var(--text-3);margin:12px 0 0;}

/* ============ 页脚 ============ */
.site-foot{
  margin-top:var(--sec-gap);
  background:#04070E;
  border-top:1px solid var(--line);
  position:relative;
}
.site-foot::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(45,225,194,.55),rgba(255,138,76,.45),transparent);
}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:44px;padding:64px 0 44px;
}
.foot-brand{
  display:flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;color:var(--text);margin-bottom:16px;
}
.foot-about p{font-size:14.5px;color:var(--text-3);line-height:1.85;max-width:340px;}
.site-foot h4{font-size:15px;color:var(--text);margin-bottom:16px;font-weight:600;}
.site-foot ul li{margin-bottom:11px;}
.site-foot ul a{font-size:14.5px;color:var(--text-3);}
.site-foot ul a:hover{color:var(--cyan);}
.foot-sub{display:flex;gap:10px;}
.foot-sub input{
  flex:1;min-width:0;height:44px;padding:0 15px;
  border-radius:var(--r-input);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--text);font-size:14.5px;
}
.foot-sub input::placeholder{color:var(--text-3);}
.foot-sub input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(45,225,194,.16);}
.foot-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 30px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--sec-gap:88px;}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
  .foot-grid > div:last-child{grid-column:1 / -1;}
  .rail{grid-auto-columns:300px;}
}
@media (max-width:991px){
  body{font-size:16px;}
  :root{--sec-gap:76px;}
  .head-inner{flex-wrap:wrap;gap:14px;padding-top:12px;padding-bottom:12px;min-height:auto;}
  .nav-chips{
    order:3;width:100%;justify-content:flex-start;
    overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;
    -webkit-overflow-scrolling:touch;scrollbar-width:none;
  }
  .nav-chips::-webkit-scrollbar{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .timeline::before{left:22px;transform:none;}
  .tl-item{grid-template-columns:44px 1fr;gap:18px;align-items:flex-start;margin-bottom:24px;}
  .tl-node{grid-column:1;grid-row:1;width:40px;height:40px;font-size:14px;}
  .tl-item:nth-child(odd) .tl-card,
  .tl-item:nth-child(even) .tl-card{grid-column:2;text-align:left;}
  .tl-item:nth-child(odd) .tl-meta{justify-content:flex-start;}
  .blocks{grid-template-columns:1fr;}
  .blk-main{grid-row:auto;}
  .cta-box{grid-template-columns:1fr;padding:36px;gap:32px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .page-hero{padding:56px 0 52px;}
  .hero-actions .btn-x{width:100%;}
  .rail{grid-auto-columns:82%;}
  .foot-grid{grid-template-columns:1fr;padding:48px 0 36px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .cta-box{padding:26px;border-radius:20px;}
  .tl-card{padding:20px;}
  .faq-btn{padding:18px 20px;}
  .faq-panel{padding:0 20px 20px;}
}
@media (max-width:575px){
  .container-x{padding:0 20px;}
  .hero-grid h1{font-size:29px;}
  .rail{grid-auto-columns:88%;}
  .brand{font-size:16px;}
  .brand-mark{width:30px;height:30px;font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}