/* roulang page: index */
:root{
  --bg-0:#070D1A;
  --bg-1:#0A1424;
  --panel:rgba(12,26,46,.72);
  --panel-solid:#0E1B2E;
  --cyan:#2DD4FF;
  --mint:#39F2C2;
  --amber:#FFB454;
  --coral:#FF6B7A;
  --text:#E8F4FF;
  --text-2:#9BB0C9;
  --text-3:#6F849E;
  --line:rgba(70,200,255,.18);
  --line-2:rgba(70,200,255,.32);
  --glow:rgba(45,212,255,.35);
  --r-card:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-card:0 20px 60px rgba(0,0,0,.35);
  --mono:"DIN Alternate","Roboto Mono","SFMono-Regular",Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    radial-gradient(circle at 10% 6%, rgba(45,212,255,.14), transparent 44%),
    radial-gradient(circle at 92% 2%, rgba(57,242,194,.09), transparent 40%),
    linear-gradient(rgba(70,200,255,.042) 1px, transparent 1px),
    linear-gradient(90deg, rgba(70,200,255,.042) 1px, transparent 1px);
  background-size:auto,auto,46px 46px,46px 46px;
}
a{color:var(--cyan);text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--mint)}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:.2px}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;position:relative;z-index:1}

/* ---------- 顶部双层导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(7,13,26,.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.top-row{display:flex;align-items:center;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:var(--text)}
.brand:hover{color:var(--text)}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(140deg,var(--cyan),var(--mint));
  display:grid;place-items:center;
  box-shadow:0 0 22px rgba(45,212,255,.42);
  flex:0 0 auto;
}
.logo-mark svg{width:19px;height:19px;display:block}
.brand-text{font-size:20px;font-weight:800;letter-spacing:.6px;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--cyan)}
.search-box{position:relative;flex:1 1 auto;max-width:400px;margin-left:auto}
.search-box input{
  width:100%;height:42px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text);font-size:14px;padding:0 44px 0 18px;
  outline:none;transition:border-color .22s,box-shadow .22s,background .22s;
}
.search-box input::placeholder{color:var(--text-3)}
.search-box input:focus{border-color:var(--cyan);background:rgba(45,212,255,.07);box-shadow:0 0 0 3px rgba(45,212,255,.16)}
.search-box .search-ico{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--text-3);pointer-events:none;font-size:14px}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:var(--r-pill);border:1px solid rgba(45,212,255,.55);
  background:linear-gradient(135deg,rgba(45,212,255,.95),rgba(57,242,194,.9));
  color:#04121d;font-size:15px;font-weight:700;letter-spacing:.4px;cursor:pointer;
  box-shadow:0 10px 30px rgba(45,212,255,.28);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-primary:hover{color:#04121d;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 16px 40px rgba(45,212,255,.42)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 18px rgba(45,212,255,.3)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.03);border:1px solid var(--line);color:var(--text);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .22s,border-color .22s,transform .2s,color .22s;
}
.btn-ghost:hover{background:rgba(45,212,255,.12);border-color:var(--line-2);color:var(--text);transform:translateY(-2px)}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--cyan);background:none;border:0;padding:0;cursor:pointer}
.btn-text span{transition:transform .22s}
.btn-text:hover span{transform:translateX(4px)}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text);
  align-items:center;justify-content:center;cursor:pointer;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.pill-row{display:flex;gap:10px;overflow-x:auto;padding:0 0 12px;scrollbar-width:none}
.pill-row::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;padding:8px 18px;border-radius:var(--r-pill);
  border:1px solid transparent;background:rgba(255,255,255,.03);
  color:var(--text-2);font-size:14px;font-weight:500;white-space:nowrap;
  transition:background .22s,color .22s,border-color .22s,box-shadow .22s;
}
.pill:hover{color:var(--text);background:rgba(45,212,255,.1);border-color:var(--line)}
.pill.active{
  color:#04121d;font-weight:700;
  background:linear-gradient(135deg,var(--cyan),var(--mint));
  box-shadow:0 6px 22px rgba(45,212,255,.38);
}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:rgba(9,18,33,.98);padding:16px 0 20px}
.mobile-drawer.open{display:block}
.mobile-drawer .search-box{max-width:100%;margin:0 0 14px}
.drawer-links{display:grid;gap:8px}
.drawer-links a{
  display:block;padding:12px 16px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  color:var(--text-2);font-size:15px;
}
.drawer-links a:hover{color:var(--text);background:rgba(45,212,255,.1)}
.drawer-links a.active{color:var(--cyan);border-color:var(--line-2);background:rgba(45,212,255,.1)}

/* ---------- 倒计时条 ---------- */
.countdown-bar{
  position:relative;z-index:1;
  background:linear-gradient(90deg,rgba(45,212,255,.1),rgba(57,242,194,.06) 55%,rgba(255,180,84,.08));
  border-bottom:1px solid var(--line);
}
.cd-inner{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:10px 0}
.cd-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-2);letter-spacing:.5px;
}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint);flex:0 0 auto;animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.cd-clock{display:flex;align-items:center;gap:6px;font-family:var(--mono);font-size:18px;font-weight:700;color:var(--amber);letter-spacing:1px}
.cd-clock i{font-style:normal;color:var(--text-3)}
.cd-track{flex:1 1 160px;height:6px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden;min-width:120px}
.cd-fill{height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--mint));box-shadow:0 0 14px var(--glow);transition:width .6s linear}
.cd-mini{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 16px;border-radius:var(--r-pill);font-size:13px;font-weight:700;
  color:#04121d;background:linear-gradient(135deg,var(--amber),#ffd08a);
  box-shadow:0 6px 20px rgba(255,180,84,.28);
}
.cd-mini:hover{color:#04121d;filter:brightness(1.05)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:70px 0 56px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.3;
  -webkit-mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.35) 62%,transparent 100%);
  mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.35) 62%,transparent 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,13,26,.5),rgba(7,13,26,.92) 78%,var(--bg-0));
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;border-radius:var(--r-pill);
  background:rgba(45,212,255,.09);border:1px solid var(--line-2);
  font-size:13px;color:var(--cyan);letter-spacing:.6px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(34px,4.4vw,54px);
  font-weight:800;letter-spacing:.5px;
  margin-bottom:20px;
}
.hero h1 strong{
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  -webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800;
}
.hero-sub{font-size:17px;color:var(--text-2);max-width:600px;margin-bottom:30px;line-height:1.85}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero-stats{display:flex;gap:28px;flex-wrap:wrap;padding-top:24px;border-top:1px solid var(--line)}
.hero-stats .stat b{display:block;font-family:var(--mono);font-size:24px;color:var(--cyan);line-height:1.2}
.hero-stats .stat span{font-size:13px;color:var(--text-3)}

.pass-panel{
  position:relative;border-radius:22px;padding:26px;
  background:var(--panel);
  border:1px solid var(--line-2);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:var(--sh-card);
  overflow:hidden;
}
.pass-panel::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);
  animation:scan 4.5s linear infinite;
}
@keyframes scan{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.panel-title{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700}
.panel-state{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--mint)}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:7px;letter-spacing:.3px}
.field input{
  width:100%;height:46px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text);font-size:15px;padding:0 15px;outline:none;
  transition:border-color .22s,box-shadow .22s,background .22s;
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{border-color:var(--cyan);background:rgba(45,212,255,.07);box-shadow:0 0 0 3px rgba(45,212,255,.16)}
.code-field{position:relative}
.code-field input{padding-right:112px}
.code-btn{
  position:absolute;right:6px;bottom:6px;height:34px;padding:0 14px;
  border-radius:9px;border:1px solid var(--line-2);
  background:rgba(45,212,255,.14);color:var(--cyan);
  font-size:13px;font-weight:600;cursor:pointer;transition:background .22s,color .22s;
}
.code-btn:hover{background:rgba(45,212,255,.24);color:var(--text)}
.code-btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}
.btn-block{width:100%;margin-top:6px}
.panel-note{
  display:flex;align-items:flex-start;gap:9px;margin-top:18px;padding-top:16px;
  border-top:1px dashed var(--line);font-size:12.5px;color:var(--text-3);line-height:1.7;
}
.panel-note svg{flex:0 0 auto;margin-top:3px}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;position:relative;z-index:1}
.section.tight{padding:64px 0}
.sec-head{max-width:760px;margin-bottom:44px}
.eyebrow{
  display:inline-block;font-size:13px;letter-spacing:2px;color:var(--cyan);
  margin-bottom:14px;font-weight:600;
}
.sec-title{font-size:clamp(26px,3vw,36px);font-weight:800;margin-bottom:16px}
.sec-desc{color:var(--text-2);font-size:16px;line-height:1.9}

/* ---------- 活动卖点 ---------- */
.promo-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:22px}
.promo-main{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);background:var(--panel);box-shadow:var(--sh-card);
  display:grid;grid-template-columns:1.1fr 1fr;min-height:340px;
  transition:border-color .28s,box-shadow .28s;
}
.promo-main:hover{border-color:var(--line-2);box-shadow:0 24px 70px rgba(45,212,255,.18)}
.promo-main .pm-text{padding:34px;display:flex;flex-direction:column;justify-content:center}
.promo-main .pm-text h3{font-size:24px;margin-bottom:14px}
.promo-main .pm-text p{color:var(--text-2);font-size:15px;margin-bottom:20px}
.promo-main .pm-img{position:relative;overflow:hidden}
.promo-main .pm-img img{width:100%;height:100%;object-fit:cover;opacity:.9;transition:transform .5s ease}
.promo-main:hover .pm-img img{transform:scale(1.05)}
.promo-main .pm-img::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--panel-solid),transparent 62%)}
.promo-side{display:grid;gap:22px}
.promo-card{
  border-radius:var(--r-card);padding:26px;
  background:var(--panel);border:1px solid var(--line);
  box-shadow:var(--sh-card);backdrop-filter:blur(14px);
  transition:transform .26s,border-color .26s,box-shadow .26s;
}
.promo-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:0 24px 60px rgba(45,212,255,.16)}
.promo-card .pc-ico{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(45,212,255,.12);border:1px solid var(--line-2);margin-bottom:16px;
}
.promo-card h3{font-size:19px;margin-bottom:10px}
.promo-card p{font-size:14.5px;color:var(--text-2)}
.chip-line{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.chip{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:var(--r-pill);
  font-size:12.5px;background:rgba(45,212,255,.09);color:var(--cyan);border:1px solid var(--line);
}
.chip.mint{background:rgba(57,242,194,.1);color:var(--mint)}
.chip.amber{background:rgba(255,180,84,.12);color:var(--amber)}

.metric-strip{
  margin-top:24px;border-radius:var(--r-card);
  border:1px solid var(--line);background:linear-gradient(120deg,rgba(12,26,46,.9),rgba(10,20,36,.7));
  display:grid;grid-template-columns:repeat(4,1fr);
  box-shadow:var(--sh-card);overflow:hidden;
}
.metric{padding:24px 26px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
.metric b{display:block;font-family:var(--mono);font-size:28px;color:var(--cyan);line-height:1.15;margin-bottom:6px}
.metric span{font-size:13.5px;color:var(--text-3)}

/* ---------- Bento 图墙 ---------- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:182px;gap:18px}
.bento-item{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);background:var(--panel);
  transition:border-color .3s,box-shadow .3s,transform .3s;
}
.bento-item img{width:100%;height:100%;object-fit:cover;opacity:.82;transition:transform .55s ease,opacity .3s}
.bento-item:hover{border-color:var(--line-2);box-shadow:0 22px 60px rgba(45,212,255,.2);transform:translateY(-3px)}
.bento-item:hover img{transform:scale(1.06);opacity:.95}
.bento-cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;
  background:linear-gradient(180deg,transparent,rgba(7,13,26,.94));
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.bento-cap h3{font-size:16px;font-weight:700;color:#fff}
.bento-tag{
  padding:4px 11px;border-radius:var(--r-pill);font-size:11.5px;
  background:rgba(45,212,255,.18);color:var(--cyan);border:1px solid var(--line-2);
  backdrop-filter:blur(6px);white-space:nowrap;
}
.b1{grid-column:span 3;grid-row:span 2}
.b2{grid-column:span 3}
.b3{grid-column:span 3}
.b4,.b5,.b6{grid-column:span 2}

/* ---------- 流程条 ---------- */
.flow-row{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
.flow-node{
  position:relative;padding:26px 20px;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(12px);transition:transform .26s,border-color .26s,box-shadow .26s;
}
.flow-node:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:0 22px 54px rgba(45,212,255,.16)}
.flow-node::after{
  content:"";position:absolute;right:-16px;top:50%;width:16px;height:2px;
  background:linear-gradient(90deg,var(--cyan),transparent);opacity:.7;
}
.flow-node:last-child::after{display:none}
.flow-num{font-family:var(--mono);font-size:13px;color:var(--cyan);letter-spacing:1px;margin-bottom:12px;display:block}
.flow-node h3{font-size:17px;margin-bottom:9px}
.flow-node p{font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- CTA 玻璃带 ---------- */
.cta-band{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--line-2);
  background:linear-gradient(120deg,rgba(12,26,46,.95),rgba(10,20,36,.82));
  box-shadow:0 30px 80px rgba(0,0,0,.45);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:.16;
}
.cta-band::after{
  content:"";position:absolute;inset:-1px;border-radius:26px;padding:1px;pointer-events:none;
  background:linear-gradient(120deg,rgba(45,212,255,.6),rgba(57,242,194,.25) 45%,rgba(255,180,84,.4));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr 460px;gap:44px;padding:48px}
.cta-inner h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:16px}
.cta-inner .lead{color:var(--text-2);font-size:15.5px;margin-bottom:22px}
.cta-points{display:grid;gap:10px}
.cta-points li{list-style:none;display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text-2)}
.cta-points{padding:0;margin:0}
.cta-points svg{flex:0 0 auto;margin-top:6px}
.cta-form{
  background:rgba(9,18,33,.75);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px;backdrop-filter:blur(14px);
}
.cta-form h3{font-size:17px;margin-bottom:6px}
.cta-form .form-hint{font-size:13px;color:var(--text-3);margin-bottom:18px}
.cta-form .code-field{margin-bottom:14px}
.form-msg{font-size:13.5px;margin-top:12px;min-height:20px}
.form-msg.err{color:var(--coral)}
.form-msg.ok{color:var(--mint)}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:320px 1fr;gap:44px;align-items:start}
.faq-aside{position:sticky;top:112px}
.faq-aside h2{font-size:clamp(24px,2.7vw,32px);margin-bottom:16px}
.faq-aside p{color:var(--text-2);font-size:15px;margin-bottom:20px}
.faq-acc .accordion-item{
  background:var(--panel);border:1px solid var(--line);border-radius:16px;
  margin-bottom:14px;overflow:hidden;backdrop-filter:blur(12px);
  transition:border-color .26s,box-shadow .26s;
}
.faq-acc .accordion-item:hover{border-color:var(--line-2)}
.faq-acc .accordion-button{
  position:relative;background:transparent;border:0;box-shadow:none;
  color:var(--text);font-size:16.5px;font-weight:600;
  padding:19px 24px 19px 54px;line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--cyan);background:rgba(45,212,255,.07);
  box-shadow:inset 3px 0 0 var(--cyan);
}
.faq-acc .accordion-button:focus{box-shadow:inset 3px 0 0 var(--cyan);outline:none}
.faq-acc .accordion-button::after{display:none}
.faq-acc .accordion-button::before{
  content:"+";position:absolute;left:20px;top:50%;transform:translateY(-50%);
  width:22px;height:22px;line-height:20px;text-align:center;
  border-radius:7px;border:1px solid var(--line-2);
  color:var(--cyan);font-size:15px;font-weight:700;
  transition:transform .28s ease,background .28s,color .28s;
}
.faq-acc .accordion-button:not(.collapsed)::before{transform:translateY(-50%) rotate(45deg);background:rgba(45,212,255,.18);color:var(--text)}
.faq-acc .accordion-body{padding:4px 24px 22px 54px;color:var(--text-2);font-size:15px;line-height:1.85}

/* ---------- 最新信息 CMS 列表 ---------- */
.news-list{display:grid;gap:14px}
.news-item{
  display:grid;grid-template-columns:170px 1fr auto;gap:22px;align-items:center;
  padding:22px 26px;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--line);
  color:var(--text);transition:border-color .26s,transform .26s,box-shadow .26s,background .26s;
}
.news-item:hover{color:var(--text);border-color:var(--line-2);transform:translateX(4px);box-shadow:0 18px 48px rgba(45,212,255,.14);background:rgba(14,32,56,.8)}
.news-meta{display:flex;flex-direction:column;gap:8px}
.news-cat{
  align-self:flex-start;padding:4px 12px;border-radius:var(--r-pill);font-size:12px;
  background:rgba(57,242,194,.1);color:var(--mint);border:1px solid rgba(57,242,194,.22);
}
.news-time{font-family:var(--mono);font-size:12.5px;color:var(--text-3)}
.news-body h3{font-size:19px;margin-bottom:8px}
.news-body p{font-size:14.5px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-arrow{color:var(--text-3);font-size:18px;transition:transform .24s,color .24s}
.news-item:hover .news-arrow{transform:translateX(5px);color:var(--cyan)}
.news-empty{
  padding:38px 26px;border-radius:var(--r-card);text-align:center;
  border:1px dashed var(--line-2);background:rgba(12,26,46,.5);color:var(--text-3);font-size:15px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;z-index:1;margin-top:40px;
  background:linear-gradient(180deg,rgba(9,18,33,.6),rgba(6,11,22,.98));
  border-top:1px solid var(--line);
}
.footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:38px;padding:58px 0 40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-text{font-size:19px}
.footer-about{font-size:14px;color:var(--text-3);line-height:1.9;max-width:320px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text)}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--cyan);text-shadow:0 0 12px var(--glow)}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom span{font-family:var(--mono)}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .hero-grid{gap:34px}
  .cta-inner{grid-template-columns:1fr 400px;gap:34px;padding:40px}
}
@media (max-width:991px){
  .search-box{display:none}
  .mobile-drawer .search-box{display:block}
  .menu-toggle{display:inline-flex}
  .header-actions .btn-primary{display:none}
  .hero{padding:52px 0 44px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-sub{max-width:100%}
  .section{padding:64px 0}
  .promo-grid{grid-template-columns:1fr}
  .promo-main{grid-template-columns:1fr;min-height:0}
  .promo-main .pm-img{min-height:200px;order:-1}
  .promo-main .pm-img::after{background:linear-gradient(180deg,transparent,var(--panel-solid))}
  .metric-strip{grid-template-columns:repeat(2,1fr)}
  .metric:nth-child(2){border-right:0}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line)}
  .bento{grid-template-columns:repeat(4,1fr);grid-auto-rows:170px}
  .b1{grid-column:span 4;grid-row:span 2}
  .b2,.b3{grid-column:span 2}
  .b4,.b5,.b6{grid-column:span 2}
  .flow-row{grid-template-columns:repeat(2,1fr)}
  .flow-node::after{display:none}
  .cta-inner{grid-template-columns:1fr;padding:34px}
  .faq-wrap{grid-template-columns:1fr;gap:26px}
  .faq-aside{position:static}
  .footer-main{grid-template-columns:1fr 1fr;gap:30px;padding:44px 0 32px}
}
@media (max-width:767px){
  .news-item{grid-template-columns:1fr;gap:12px;padding:20px}
  .news-meta{flex-direction:row;align-items:center;gap:12px}
  .news-arrow{display:none}
}
@media (max-width:575px){
  .container-x{padding:0 16px}
  .top-row{height:60px;gap:12px}
  .brand-text{font-size:17px}
  .logo-mark{width:32px;height:32px}
  .hero h1{font-size:30px}
  .hero-stats{gap:18px}
  .hero-cta .btn-primary,.hero-cta .btn-ghost{width:100%}
  .cd-inner{gap:10px}
  .cd-clock{font-size:16px}
  .cd-mini{padding:5px 13px;font-size:12.5px}
  .bento{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px;gap:12px}
  .b1{grid-column:span 2;grid-row:span 2}
  .b2,.b3,.b4,.b5,.b6{grid-column:span 1}
  .flow-row{grid-template-columns:1fr}
  .metric-strip{grid-template-columns:1fr}
  .metric{border-right:0;border-bottom:1px solid var(--line)}
  .metric:last-child{border-bottom:0}
  .footer-main{grid-template-columns:1fr}
  .faq-acc .accordion-button{font-size:15.5px;padding:16px 18px 16px 48px}
  .faq-acc .accordion-body{padding:4px 18px 18px 48px;font-size:14.5px}
  .pass-panel{padding:20px}
  body::before{opacity:.6}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* roulang page: article */
:root{
  --bg:#070D1A;
  --bg-2:#0A1424;
  --panel:rgba(12,26,46,.72);
  --panel-solid:#0E1B2E;
  --cyan:#2DD4FF;
  --mint:#39F2C2;
  --amber:#FFB454;
  --coral:#FF6B7A;
  --txt:#E8F4FF;
  --muted:#9BB0C9;
  --dim:#6F849E;
  --line:rgba(70,200,255,.18);
  --line-strong:rgba(70,200,255,.34);
  --glow:rgba(45,212,255,.35);
  --r-xl:22px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow:0 20px 60px rgba(0,0,0,.35);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--txt);
  background:
    radial-gradient(1100px 620px at 78% -12%, rgba(45,212,255,.16), transparent 62%),
    radial-gradient(760px 480px at 6% 8%, rgba(57,242,194,.09), transparent 60%),
    linear-gradient(180deg,#070D1A 0%,#0A1424 52%,#070D1A 100%);
  background-attachment:fixed;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(70,200,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(70,200,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(1000px 700px at 50% 0%,#000 20%,transparent 82%);
  -webkit-mask-image:radial-gradient(1000px 700px at 50% 0%,#000 20%,transparent 82%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:#7FE6FF}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.28;letter-spacing:-.2px}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 22px;position:relative;z-index:1}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,13,26,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-top{
  display:flex;align-items:center;gap:18px;
  min-height:68px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--txt)}
.brand:hover{color:var(--txt)}
.logo-mark{
  width:36px;height:36px;flex:0 0 auto;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--cyan),var(--mint));
  box-shadow:0 8px 24px rgba(45,212,255,.35);
}
.logo-mark svg{width:22px;height:22px;display:block}
.brand-text{font-size:20px;font-weight:800;letter-spacing:.4px}
.brand-text em{font-style:normal;color:var(--cyan)}
.search-box{
  flex:1 1 auto;max-width:440px;
  display:flex;align-items:center;gap:8px;
  padding:6px 6px 6px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(14,27,46,.7);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.search-box:focus-within{border-color:var(--line-strong);box-shadow:0 0 0 4px rgba(45,212,255,.14)}
.search-box i{color:var(--dim);font-size:14px}
.search-box input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;
  font-size:14px;padding:7px 0;
}
.search-box input::placeholder{color:var(--dim)}
.search-box button{
  border:0;cursor:pointer;border-radius:999px;padding:7px 16px;
  font-size:13.5px;font-weight:600;color:#04121d;
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  transition:transform .2s ease,box-shadow .2s ease;
}
.search-box button:hover{box-shadow:0 0 20px rgba(45,212,255,.45)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border:1px solid rgba(45,212,255,.5);border-radius:999px;
  font-weight:600;font-size:15px;color:#04121d;cursor:pointer;
  background:linear-gradient(120deg,#2DD4FF 0%,#39F2C2 100%);
  box-shadow:0 10px 30px rgba(45,212,255,.28);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(45,212,255,.45);color:#04121d;filter:brightness(1.05)}
.btn-primary:active{transform:translateY(0)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-weight:600;font-size:15px;
  color:var(--txt);background:rgba(45,212,255,.06);
  border:1px solid var(--line-strong);cursor:pointer;
  transition:background .22s ease,transform .22s ease,border-color .22s ease,color .22s ease;
}
.btn-ghost:hover{background:rgba(45,212,255,.14);transform:translateY(-2px);color:#fff;border-color:rgba(45,212,255,.6)}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;cursor:pointer;
  background:rgba(45,212,255,.08);border:1px solid var(--line-strong);color:var(--txt);
}
.nav-wrap{border-top:1px solid rgba(70,200,255,.1)}
.pill-row{
  display:flex;align-items:center;gap:10px;
  padding:11px 0;overflow-x:auto;scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.pill-row::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;padding:8px 18px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--muted);
  border:1px solid transparent;background:rgba(14,27,46,.55);
  transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.pill:hover{color:var(--txt);border-color:var(--line-strong);background:rgba(45,212,255,.1)}
.pill.active{
  color:#04121d;
  background:linear-gradient(120deg,rgba(45,212,255,.95),rgba(57,242,194,.9));
  border-color:transparent;
  box-shadow:0 8px 24px rgba(45,212,255,.32);
}
.mobile-menu{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(9,18,32,.97);
  padding:16px 22px 22px;
}
.mobile-menu.open{display:block}
.mobile-menu a{
  display:block;padding:12px 4px;color:var(--muted);font-weight:600;
  border-bottom:1px solid rgba(70,200,255,.1);
}
.mobile-menu a:last-of-type{border-bottom:0}
.mobile-menu a:hover{color:var(--cyan)}
.mobile-menu .btn-primary{width:100%;margin-top:14px}

/* ============ 页面头 ============ */
.page-head{
  padding:34px 0 8px;
  position:relative;
}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13.5px;color:var(--dim);margin-bottom:20px;
}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--cyan)}
.crumb .sep{color:rgba(111,132,158,.65)}
.crumb .current{color:var(--muted);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{
  border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(14,27,46,.86),rgba(10,20,36,.66));
  border-radius:var(--r-xl);
  padding:clamp(22px,3.4vw,40px);
  box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.article-head::after{
  content:"";position:absolute;right:-80px;top:-90px;width:280px;height:280px;
  background:radial-gradient(circle,rgba(45,212,255,.22),transparent 68%);
  pointer-events:none;
}
.badge-tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--cyan);background:rgba(45,212,255,.1);
  border:1px solid var(--line-strong);
}
.badge-tag.tag-mint{color:var(--mint);background:rgba(57,242,194,.1);border-color:rgba(57,242,194,.34)}
.article-head h1{
  font-size:clamp(26px,3.4vw,42px);
  font-weight:800;line-height:1.28;
  margin:16px 0 16px;letter-spacing:-.5px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  font-size:13.5px;color:var(--dim);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--cyan)}

/* ============ 正文布局 ============ */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 312px;
  gap:34px;
  align-items:start;
  padding:34px 0 20px;
}
.article-main{min-width:0}
.article-body{
  max-width:820px;
  font-size:16.5px;
  line-height:1.88;
  color:#D6E6F7;
  border:1px solid var(--line);
  background:var(--panel);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-radius:var(--r-xl);
  padding:clamp(22px,3.2vw,42px);
  box-shadow:var(--shadow);
}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  font-size:clamp(21px,2.4vw,27px);
  margin:2em 0 .8em;padding-left:16px;position:relative;color:var(--txt);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--cyan),var(--mint));
  box-shadow:0 0 16px rgba(45,212,255,.5);
}
.article-body h3{font-size:clamp(18px,2vw,21px);margin:1.7em 0 .7em;color:var(--txt)}
.article-body p{margin:0 0 1.2em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.25em}
.article-body ul{list-style:none}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.6em}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.66em;width:7px;height:7px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 10px rgba(45,212,255,.7);
}
.article-body ol{list-style:decimal;padding-left:1.4em}
.article-body ol li{margin-bottom:.6em;padding-left:.2em}
.article-body ol li::marker{color:var(--cyan);font-family:var(--mono);font-weight:600}
.article-body blockquote{
  margin:1.4em 0;padding:18px 22px;border-radius:var(--r-md);
  border-left:3px solid var(--cyan);
  background:rgba(45,212,255,.07);
  color:#C8DDF1;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body a{color:var(--cyan);border-bottom:1px dotted rgba(45,212,255,.6)}
.article-body a:hover{color:#8FE9FF;border-bottom-color:#8FE9FF}
.article-body strong{color:#FFFFFF;font-weight:700}
.article-body img{
  width:100%;border-radius:var(--r-md);margin:1.4em 0;
  border:1px solid var(--line-strong);
  box-shadow:0 18px 46px rgba(0,0,0,.4);
}
.article-body figure{margin:1.4em 0}
.article-body figcaption{font-size:13px;color:var(--dim);text-align:center;margin-top:-.6em}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  margin:1.5em 0;font-size:14.5px;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(9,18,32,.6);
}
.article-body thead th{
  background:rgba(45,212,255,.12);color:var(--txt);font-weight:700;
  padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.article-body tbody td{
  padding:12px 14px;border-bottom:1px solid rgba(70,200,255,.1);color:#C8DDF1;
}
.article-body tbody tr:nth-child(even) td{background:rgba(45,212,255,.04)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body code{
  font-family:var(--mono);font-size:.92em;
  padding:2px 7px;border-radius:6px;
  background:rgba(45,212,255,.12);color:#9BE9FF;
}
.article-body pre{
  background:#08111F;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 18px;overflow-x:auto;margin:1.4em 0;
}
.article-body pre code{background:transparent;padding:0;color:#B7E8FF}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body hr ~ *{}
.article-body .tip{
  border-radius:var(--r-md);padding:16px 18px;margin:1.4em 0;
  background:rgba(57,242,194,.08);border:1px solid rgba(57,242,194,.3);
}
.empty-state{
  max-width:820px;text-align:center;
  border:1px dashed var(--line-strong);border-radius:var(--r-xl);
  background:var(--panel);padding:64px 26px;
}
.empty-state i{font-size:38px;color:var(--cyan);margin-bottom:16px;display:block}
.empty-state h2{font-size:24px;margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:24px}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:130px;display:grid;gap:18px}
.side-card{
  border:1px solid var(--line);
  background:var(--panel);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--shadow);
}
.side-card h3{
  font-size:15px;font-weight:700;color:var(--txt);
  display:flex;align-items:center;gap:9px;margin-bottom:16px;
}
.side-card h3 i{color:var(--cyan)}
.info-list li{
  display:flex;justify-content:space-between;gap:12px;
  padding:11px 0;font-size:13.5px;color:var(--muted);
  border-bottom:1px dashed rgba(70,200,255,.14);
}
.info-list li:last-child{border-bottom:0;padding-bottom:0}
.info-list li strong{color:var(--txt);font-weight:600;text-align:right;word-break:break-word}
.side-links li{margin-bottom:6px}
.side-links a{
  display:flex;align-items:center;gap:10px;
  padding:11px 13px;border-radius:var(--r-sm);
  font-size:14px;color:var(--muted);font-weight:600;
  background:rgba(45,212,255,.05);
  border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease;
}
.side-links a i{color:var(--cyan);font-size:13px}
.side-links a:hover{
  color:var(--txt);background:rgba(45,212,255,.13);
  border-color:var(--line-strong);transform:translateX(3px);
}
.side-note{
  font-size:13px;color:var(--muted);line-height:1.8;
  border-radius:var(--r-md);padding:14px 16px;
  background:rgba(255,180,84,.08);
  border:1px solid rgba(255,180,84,.28);
}
.side-note i{color:var(--amber);margin-right:6px}

/* ============ 相关阅读 ============ */
.section{padding:56px 0}
.section-head{max-width:760px;margin-bottom:30px}
.section-head h2{font-size:clamp(23px,2.8vw,32px);margin-bottom:12px}
.section-head p{color:var(--muted);font-size:15px;margin:0}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.card-rel{
  display:flex;flex-direction:column;
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(160deg,rgba(14,27,46,.86),rgba(10,20,36,.72));
  box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card-rel:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 26px 60px rgba(0,0,0,.45),0 0 0 1px rgba(45,212,255,.22)}
.card-rel .thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.card-rel .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card-rel:hover .thumb img{transform:scale(1.06)}
.card-rel .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,13,26,0) 35%,rgba(7,13,26,.78) 100%);
}
.card-rel .thumb .chip{
  position:absolute;left:12px;bottom:12px;z-index:2;
  padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;
  color:#04121d;background:linear-gradient(120deg,var(--cyan),var(--mint));
}
.card-rel .body{padding:18px 18px 20px}
.card-rel h3{font-size:16.5px;margin-bottom:9px;line-height:1.45}
.card-rel p{font-size:13.5px;color:var(--muted);margin:0 0 14px;line-height:1.7}
.card-rel .more{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;font-weight:600;color:var(--cyan);
}
.card-rel .more i{transition:transform .25s ease}
.card-rel:hover .more i{transform:translateX(4px)}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  border:1px solid var(--line-strong);
  background:
    linear-gradient(120deg,rgba(14,27,46,.94),rgba(9,18,32,.86)),
    radial-gradient(600px 300px at 88% 0%,rgba(45,212,255,.28),transparent 66%);
  padding:clamp(26px,3.6vw,46px);
  box-shadow:var(--shadow);
}
.cta-band::before{
  content:"";position:absolute;left:0;top:0;height:2px;width:100%;
  background:linear-gradient(90deg,transparent,var(--cyan),var(--mint),transparent);
  opacity:.85;
}
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.cta-grid h2{font-size:clamp(23px,2.8vw,32px);margin-bottom:14px}
.cta-grid p{color:var(--muted);font-size:15px;margin:0}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.cta-points span{
  font-size:13px;color:var(--mint);
  padding:6px 13px;border-radius:999px;
  background:rgba(57,242,194,.09);
  border:1px solid rgba(57,242,194,.3);
}
.form-card{
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:rgba(8,17,31,.78);
  padding:22px;
}
.form-card .field{margin-bottom:14px}
.form-card label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px;font-weight:600}
.form-card input,.form-card select{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(14,27,46,.9);
  border:1px solid var(--line);
  outline:none;font-size:14.5px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.form-card input::placeholder{color:var(--dim)}
.form-card input:focus,.form-card select:focus{
  border-color:rgba(45,212,255,.65);
  box-shadow:0 0 0 4px rgba(45,212,255,.15);
}
.form-card .btn-primary{width:100%;margin-top:6px}
.form-hint{font-size:12.5px;color:var(--dim);margin:12px 0 0;text-align:center}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:300px minmax(0,1fr);gap:34px;align-items:start}
.faq-side h2{font-size:clamp(23px,2.8vw,32px);margin-bottom:12px}
.faq-side p{color:var(--muted);font-size:15px}
.faq-list{display:grid;gap:14px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--panel);overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:var(--line-strong);box-shadow:0 0 0 1px rgba(45,212,255,.14),0 18px 46px rgba(0,0,0,.35)}
.faq-item summary{
  cursor:pointer;list-style:none;
  display:flex;align-items:center;gap:14px;
  padding:17px 20px;font-size:15.5px;font-weight:600;color:var(--txt);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";margin-left:auto;font-family:var(--mono);font-size:20px;
  color:var(--cyan);line-height:1;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg)}
.faq-item .answer{
  padding:0 20px 18px 20px;font-size:14.5px;color:var(--muted);line-height:1.85;
  border-left:3px solid var(--cyan);
}
.faq-item .answer p:last-child{margin-bottom:0}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:60px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(9,18,32,.7),rgba(7,13,26,.96));
  padding:56px 0 26px;
  position:relative;z-index:1;
}
.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text{font-size:19px;font-weight:800}
.footer-brand .brand-text em{font-style:normal;color:var(--cyan)}
.footer-about{font-size:14px;color:var(--muted);max-width:340px;margin:0}
.footer-col h4{font-size:14.5px;margin-bottom:16px;color:var(--txt)}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--cyan);text-shadow:0 0 14px rgba(45,212,255,.6)}
.footer-bottom{
  margin-top:38px;padding-top:20px;
  border-top:1px solid rgba(70,200,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  font-size:13px;color:var(--dim);
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:26px}
}
@media (max-width:992px){
  .article-layout{grid-template-columns:1fr;gap:26px}
  .article-side{position:static}
  .article-body{max-width:100%}
  .cta-grid{grid-template-columns:1fr;gap:24px}
  .faq-grid{grid-template-columns:1fr;gap:24px}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .search-box{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header-actions .btn-primary{display:none}
  .header-top{min-height:62px}
  .brand-text{font-size:18px}
  .section{padding:44px 0}
  .grid-4{grid-template-columns:1fr}
  .article-meta{gap:8px 14px}
  .footer-main{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container-x{padding:0 16px}
  .article-head{padding:20px 18px}
  .article-body{padding:20px 16px;font-size:15.8px}
  .pill{padding:7px 14px;font-size:13.5px}
  .btn-primary,.btn-ghost{padding:11px 18px;font-size:14.5px;min-height:44px}
  .form-card{padding:18px 16px}
}

/* roulang page: category1 */
:root{
    --bg-0:#070D1A;
    --bg-1:#0A1424;
    --panel:rgba(12,26,46,.72);
    --panel-solid:#0E1B2E;
    --cyan:#2DD4FF;
    --mint:#39F2C2;
    --amber:#FFB454;
    --coral:#FF6B7A;
    --text:#E8F4FF;
    --text-2:#9BB0C9;
    --text-3:#6F849E;
    --line:rgba(70,200,255,.18);
    --line-strong:rgba(70,200,255,.34);
    --glow:rgba(45,212,255,.35);
    --radius-lg:20px;
    --radius-md:16px;
    --radius-sm:12px;
    --shadow-card:0 20px 60px rgba(0,0,0,.35);
    --shadow-hover:0 24px 60px rgba(0,0,0,.45),0 0 0 1px rgba(45,212,255,.32),0 0 28px rgba(45,212,255,.2);
    --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
    --font-mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
    --container:1220px;
    --sec-gap:96px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:var(--font-sans);
    font-size:16px;
    line-height:1.8;
    color:var(--text);
    background:
      radial-gradient(1100px 520px at 82% -8%,rgba(45,212,255,.16),transparent 62%),
      radial-gradient(900px 480px at 6% 12%,rgba(57,242,194,.10),transparent 60%),
      linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 100%);
    background-attachment:fixed;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    z-index:0;
    pointer-events:none;
    background-image:
      linear-gradient(rgba(45,212,255,.05) 1px,transparent 1px),
      linear-gradient(90deg,rgba(45,212,255,.05) 1px,transparent 1px);
    background-size:52px 52px;
    -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 70%);
    mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 70%);
  }
  img{max-width:100%;height:auto;display:block;}
  a{color:var(--cyan);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
  a:hover{color:#8BE9FF;}
  a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
  button{font-family:inherit;}
  h1,h2,h3,h4{line-height:1.3;font-weight:700;margin:0;letter-spacing:.2px;}
  p{margin:0;}
  ul,ol{margin:0;padding:0;list-style:none;}

  .container-x{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 22px;
    position:relative;
    z-index:1;
  }

  /* ============ Header ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:120;
    background:rgba(7,13,26,.86);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
  }
  .header-top-inner{
    display:flex;
    align-items:center;
    gap:20px;
    height:70px;
  }
  .brand{
    display:inline-flex;
    align-items:center;
    gap:11px;
    flex:0 0 auto;
  }
  .logo-mark{
    width:36px;
    height:36px;
    border-radius:11px;
    display:grid;
    place-items:center;
    background:linear-gradient(135deg,var(--cyan),var(--mint));
    box-shadow:0 0 20px rgba(45,212,255,.38);
  }
  .logo-mark svg{width:21px;height:21px;}
  .brand-text{
    font-size:20px;
    font-weight:800;
    color:var(--text);
    letter-spacing:.4px;
  }
  .brand-text em{
    font-style:normal;
    color:var(--cyan);
  }
  .search-box{
    flex:1 1 auto;
    max-width:460px;
    display:flex;
    align-items:center;
    gap:10px;
    height:44px;
    padding:0 8px 0 16px;
    background:rgba(14,27,46,.7);
    border:1px solid var(--line);
    border-radius:999px;
    transition:border-color .25s ease,box-shadow .25s ease;
  }
  .search-box:focus-within{
    border-color:var(--line-strong);
    box-shadow:0 0 0 3px rgba(45,212,255,.14),0 0 22px rgba(45,212,255,.2);
  }
  .search-box i{color:var(--text-3);font-size:14px;}
  .search-box input{
    flex:1;
    min-width:0;
    height:100%;
    background:transparent;
    border:0;
    color:var(--text);
    font-size:14px;
  }
  .search-box input::placeholder{color:var(--text-3);}
  .search-box input:focus{outline:none;}
  .search-box button{
    flex:0 0 auto;
    height:34px;
    padding:0 16px;
    border-radius:999px;
    border:0;
    font-size:13px;
    font-weight:600;
    color:#03131F;
    background:linear-gradient(135deg,var(--cyan),var(--mint));
    cursor:pointer;
    transition:filter .2s ease,transform .2s ease;
  }
  .search-box button:hover{filter:brightness(1.08);transform:translateY(-1px);}
  .header-actions{
    display:flex;
    align-items:center;
    gap:12px;
    flex:0 0 auto;
    margin-left:auto;
  }

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:44px;
    padding:0 22px;
    border-radius:12px;
    font-size:15px;
    font-weight:600;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .2s ease,box-shadow .24s ease,background .24s ease,border-color .24s ease,filter .2s ease;
  }
  .btn-primary{
    color:#03131F;
    background:linear-gradient(135deg,var(--cyan),var(--mint));
    box-shadow:0 10px 26px rgba(45,212,255,.28);
  }
  .btn-primary:hover{
    color:#03131F;
    transform:translateY(-2px);
    filter:brightness(1.07);
    box-shadow:0 14px 34px rgba(45,212,255,.42);
  }
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{
    color:var(--text);
    background:rgba(45,212,255,.06);
    border-color:var(--line-strong);
  }
  .btn-ghost:hover{
    color:#fff;
    background:rgba(45,212,255,.14);
    transform:translateY(-2px);
  }
  .btn-soft{
    color:var(--cyan);
    background:transparent;
    border-color:transparent;
    padding:0;
    min-height:auto;
  }
  .btn-soft:hover{color:#8BE9FF;}
  .btn-soft i{transition:transform .22s ease;}
  .btn-soft:hover i{transform:translateX(4px);}

  .header-channels{
    border-top:1px solid rgba(70,200,255,.1);
    background:rgba(9,17,32,.6);
  }
  .pill-row{
    display:flex;
    align-items:center;
    gap:10px;
    overflow-x:auto;
    padding:10px 0;
    scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
  }
  .pill-row::-webkit-scrollbar{display:none;}
  .pill{
    flex:0 0 auto;
    display:inline-flex;
    align-items:center;
    height:38px;
    padding:0 18px;
    border-radius:999px;
    font-size:14px;
    font-weight:600;
    color:var(--text-2);
    border:1px solid transparent;
    background:rgba(255,255,255,.02);
    transition:all .24s ease;
    white-space:nowrap;
  }
  .pill:hover{
    color:var(--text);
    background:rgba(45,212,255,.1);
    border-color:var(--line);
  }
  .pill.active{
    color:#03131F;
    background:linear-gradient(135deg,var(--cyan),var(--mint));
    box-shadow:0 0 20px rgba(45,212,255,.34);
    border-color:transparent;
  }

  /* ============ Hero ============ */
  .page-hero{
    padding:36px 0 8px;
  }
  .breadcrumb-x{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--text-3);
    margin-bottom:22px;
    flex-wrap:wrap;
  }
  .breadcrumb-x a{color:var(--text-2);}
  .breadcrumb-x a:hover{color:var(--cyan);}
  .breadcrumb-x span.sep{color:var(--text-3);}
  .breadcrumb-x .current{color:var(--cyan);}

  .hero-panel{
    display:grid;
    grid-template-columns:1.35fr 1fr;
    gap:36px;
    align-items:center;
    padding:40px;
    border-radius:var(--radius-lg);
    background:
      linear-gradient(140deg,rgba(14,27,46,.86),rgba(10,20,36,.6)),
      url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
    border:1px solid var(--line);
    box-shadow:var(--shadow-card);
    position:relative;
    overflow:hidden;
  }
  .hero-panel::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(90deg,rgba(7,13,26,.86) 0%,rgba(7,13,26,.72) 48%,rgba(7,13,26,.35) 100%);
    pointer-events:none;
  }
  .hero-copy{position:relative;z-index:2;}
  .badge-x{
    display:inline-flex;
    align-items:center;
    gap:8px;
    height:32px;
    padding:0 14px;
    border-radius:999px;
    font-size:13px;
    font-weight:600;
    color:var(--mint);
    background:rgba(57,242,194,.1);
    border:1px solid rgba(57,242,194,.3);
    margin-bottom:20px;
  }
  .badge-x .dot{
    width:7px;height:7px;border-radius:50%;
    background:var(--mint);
    box-shadow:0 0 10px var(--mint);
  }
  .page-hero h1{
    font-size:clamp(30px,4.2vw,48px);
    font-weight:800;
    margin-bottom:18px;
    letter-spacing:.4px;
  }
  .page-hero h1 .hl{
    background:linear-gradient(120deg,var(--cyan),var(--mint));
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
  }
  .hero-sub{
    font-size:16.5px;
    color:var(--text-2);
    max-width:640px;
    margin-bottom:26px;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
  .hero-visual{
    position:relative;
    z-index:2;
    border-radius:var(--radius-md);
    overflow:hidden;
    border:1px solid var(--line-strong);
    box-shadow:0 24px 60px rgba(0,0,0,.45);
    background:rgba(9,17,32,.6);
  }
  .hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;}
  .hero-visual .status-strip{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    padding:12px 16px;
    font-size:12.5px;
    color:var(--text-2);
    background:rgba(7,13,26,.9);
    border-top:1px solid var(--line);
  }
  .status-strip .lamp{
    display:inline-flex;align-items:center;gap:7px;
  }
  .lamp i{font-size:9px;}
  .lamp.ok i{color:var(--mint);text-shadow:0 0 8px var(--mint);}
  .lamp.warn i{color:var(--amber);text-shadow:0 0 8px var(--amber);}
  .mono{font-family:var(--font-mono);letter-spacing:.6px;}

  /* ============ Metrics ============ */
  .metrics{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:18px;
    margin-top:28px;
  }
  .metric{
    padding:22px 20px;
    border-radius:var(--radius-md);
    background:var(--panel);
    border:1px solid var(--line);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .metric:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
  .metric .num{
    font-family:var(--font-mono);
    font-size:30px;
    font-weight:700;
    color:var(--cyan);
    line-height:1.1;
    text-shadow:0 0 22px rgba(45,212,255,.35);
  }
  .metric .num small{font-size:14px;color:var(--text-3);margin-left:4px;}
  .metric .lab{font-size:14px;color:var(--text-2);margin-top:8px;}

  /* ============ Section base ============ */
  .section{padding:var(--sec-gap) 0 0;}
  .section-head{max-width:760px;margin-bottom:40px;}
  .section-tag{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    font-weight:600;
    color:var(--cyan);
    letter-spacing:1.2px;
    margin-bottom:14px;
    text-transform:uppercase;
  }
  .section-tag::before{
    content:"";
    width:22px;height:1px;
    background:linear-gradient(90deg,var(--cyan),transparent);
  }
  .section-head h2{
    font-size:clamp(26px,3.2vw,36px);
    margin-bottom:14px;
  }
  .section-head p{color:var(--text-2);font-size:16px;}

  /* ============ Guide layout ============ */
  .guide-layout{
    display:grid;
    grid-template-columns:288px 1fr;
    gap:34px;
    align-items:start;
  }
  .aside-card{
    position:sticky;
    top:132px;
    padding:24px 22px;
    border-radius:var(--radius-md);
    background:var(--panel);
    border:1px solid var(--line);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    box-shadow:var(--shadow-card);
  }
  .aside-card .aside-title{
    font-size:13px;
    letter-spacing:1.4px;
    color:var(--text-3);
    margin-bottom:16px;
  }
  .aside-list{display:flex;flex-direction:column;gap:4px;margin-bottom:20px;}
  .aside-list a{
    display:flex;
    align-items:center;
    gap:12px;
    padding:10px 12px;
    border-radius:10px;
    font-size:14px;
    color:var(--text-2);
    border-left:2px solid transparent;
    transition:all .22s ease;
  }
  .aside-list a span{
    font-family:var(--font-mono);
    font-size:12px;
    color:var(--text-3);
    transition:color .22s ease;
  }
  .aside-list a:hover{background:rgba(45,212,255,.08);color:var(--text);}
  .aside-list a.active{
    background:rgba(45,212,255,.12);
    border-left-color:var(--cyan);
    color:var(--text);
    box-shadow:inset 0 0 20px rgba(45,212,255,.08);
  }
  .aside-list a.active span{color:var(--cyan);}
  .aside-card .btn{width:100%;}

  .step-stream{display:flex;flex-direction:column;gap:22px;position:relative;}
  .step-card{
    position:relative;
    padding:26px 28px 26px 84px;
    border-radius:var(--radius-md);
    background:var(--panel);
    border:1px solid var(--line);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .step-card::before{
    content:"";
    position:absolute;
    left:41px;
    top:0;
    bottom:-22px;
    width:1px;
    background:linear-gradient(180deg,rgba(45,212,255,.5),rgba(45,212,255,.06));
  }
  .step-card:last-child::before{display:none;}
  .step-card:hover{
    transform:translateY(-3px);
    border-color:var(--line-strong);
    box-shadow:var(--shadow-hover);
  }
  .step-no{
    position:absolute;
    left:22px;
    top:26px;
    width:40px;
    height:40px;
    border-radius:12px;
    display:grid;
    place-items:center;
    font-family:var(--font-mono);
    font-size:15px;
    font-weight:700;
    color:var(--cyan);
    background:rgba(45,212,255,.1);
    border:1px solid var(--line-strong);
    box-shadow:0 0 18px rgba(45,212,255,.22);
  }
  .step-card h3{font-size:20px;margin-bottom:10px;}
  .step-card p{color:var(--text-2);font-size:15.5px;}
  .step-tips{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:16px;
  }
  .chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:28px;
    padding:0 12px;
    border-radius:999px;
    font-size:12.5px;
    font-weight:600;
    background:rgba(45,212,255,.09);
    border:1px solid var(--line);
    color:var(--cyan);
  }
  .chip.mint{color:var(--mint);background:rgba(57,242,194,.09);border-color:rgba(57,242,194,.26);}
  .chip.amber{color:var(--amber);background:rgba(255,180,84,.09);border-color:rgba(255,180,84,.26);}
  .chip.coral{color:var(--coral);background:rgba(255,107,122,.09);border-color:rgba(255,107,122,.26);}

  /* ============ Prep cards ============ */
  .prep-grid{
    display:grid;
    grid-template-columns:1.3fr 1fr;
    gap:22px;
  }
  .prep-card{
    border-radius:var(--radius-md);
    background:var(--panel);
    border:1px solid var(--line);
    overflow:hidden;
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
    display:flex;
    flex-direction:column;
  }
  .prep-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
  .prep-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line);}
  .prep-body{padding:22px 24px 26px;}
  .prep-body h3{font-size:19px;margin-bottom:10px;}
  .prep-body p{color:var(--text-2);font-size:15px;}
  .prep-list{margin-top:14px;display:flex;flex-direction:column;gap:9px;}
  .prep-list li{
    display:flex;
    gap:10px;
    font-size:14.5px;
    color:var(--text-2);
  }
  .prep-list li i{color:var(--mint);margin-top:6px;font-size:12px;}
  .prep-stack{display:grid;grid-template-rows:1fr 1fr;gap:22px;}

  /* ============ Bento status ============ */
  .bento{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    gap:20px;
  }
  .bento-card{
    grid-column:span 2;
    padding:24px;
    border-radius:var(--radius-md);
    background:var(--panel);
    border:1px solid var(--line);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .bento-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
  .bento-card.wide{grid-column:span 3;}
  .bento-head{
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:12px;
  }
  .lamp-dot{
    width:9px;height:9px;border-radius:50%;
    flex:0 0 auto;
  }
  .lamp-dot.ok{background:var(--mint);box-shadow:0 0 10px var(--mint);}
  .lamp-dot.warn{background:var(--amber);box-shadow:0 0 10px var(--amber);}
  .lamp-dot.err{background:var(--coral);box-shadow:0 0 10px var(--coral);}
  .bento-card h3{font-size:18px;}
  .bento-card p{color:var(--text-2);font-size:14.5px;margin-top:6px;}
  .bento-card .fix{
    margin-top:14px;
    padding-top:14px;
    border-top:1px dashed rgba(70,200,255,.2);
    font-size:14px;
    color:var(--text-2);
  }
  .bento-card .fix strong{color:var(--cyan);font-weight:600;}

  /* ============ FAQ ============ */
  .faq-layout{
    display:grid;
    grid-template-columns:340px 1fr;
    gap:40px;
    align-items:start;
  }
  .faq-side{position:sticky;top:132px;}
  .faq-side h2{font-size:clamp(24px,3vw,32px);margin-bottom:14px;}
  .faq-side p{color:var(--text-2);font-size:15.5px;margin-bottom:22px;}
  .faq-x .accordion-item{
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:var(--radius-sm);
    margin-bottom:14px;
    overflow:hidden;
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    transition:border-color .25s ease,box-shadow .25s ease;
  }
  .faq-x .accordion-item:hover{border-color:var(--line-strong);}
  .faq-x .accordion-button{
    background:transparent;
    color:var(--text);
    font-size:16px;
    font-weight:600;
    padding:20px 22px;
    box-shadow:none;
    border:0;
    display:flex;
    align-items:center;
    gap:16px;
  }
  .faq-x .accordion-button:not(.collapsed){
    color:var(--cyan);
    background:rgba(45,212,255,.06);
    box-shadow:inset 3px 0 0 var(--cyan);
  }
  .faq-x .accordion-button:focus{box-shadow:inset 3px 0 0 var(--cyan);}
  .faq-x .accordion-button::after{
    flex:0 0 auto;
    width:28px;height:28px;
    display:grid;
    place-items:center;
    content:"+";
    font-size:17px;
    line-height:1;
    color:var(--cyan);
    background-image:none;
    border:1px solid var(--line-strong);
    border-radius:9px;
    transition:transform .28s ease,background .28s ease;
  }
  .faq-x .accordion-button:not(.collapsed)::after{
    transform:rotate(45deg);
    background:rgba(45,212,255,.12);
  }
  .faq-x .accordion-body{
    padding:0 22px 22px;
    color:var(--text-2);
    font-size:15px;
    line-height:1.85;
  }

  /* ============ CTA ============ */
  .cta-band{
    margin-top:var(--sec-gap);
    padding:38px 40px;
    border-radius:var(--radius-lg);
    background:
      linear-gradient(120deg,rgba(45,212,255,.14),rgba(57,242,194,.08) 55%,rgba(12,26,46,.7)),
      rgba(10,20,36,.8);
    border:1px solid var(--line-strong);
    box-shadow:var(--shadow-card),0 0 40px rgba(45,212,255,.12) inset;
    display:grid;
    grid-template-columns:1.4fr 1fr;
    gap:32px;
    align-items:center;
  }
  .cta-band h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:12px;}
  .cta-band p{color:var(--text-2);font-size:15.5px;max-width:620px;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
  .cta-note{
    margin-top:16px;
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--text-3);
  }
  .cta-note i{color:var(--mint);}

  /* ============ Channel entries ============ */
  .channel-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:22px;
  }
  .channel-card{
    display:block;
    padding:26px 24px;
    border-radius:var(--radius-md);
    background:var(--panel);
    border:1px solid var(--line);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .channel-card:hover{
    transform:translateY(-4px);
    border-color:var(--line-strong);
    box-shadow:var(--shadow-hover);
  }
  .channel-card .idx{
    font-family:var(--font-mono);
    font-size:12px;
    color:var(--text-3);
    letter-spacing:1.4px;
  }
  .channel-card h3{
    font-size:19px;
    color:var(--text);
    margin:10px 0 10px;
  }
  .channel-card p{color:var(--text-2);font-size:14.5px;}
  .channel-card .go{
    margin-top:16px;
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:14px;
    font-weight:600;
    color:var(--cyan);
  }
  .channel-card:hover .go i{transform:translateX(4px);}
  .channel-card .go i{transition:transform .24s ease;}

  /* ============ Footer ============ */
  .site-footer{
    margin-top:var(--sec-gap);
    background:rgba(6,11,22,.92);
    border-top:1px solid var(--line);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
  }
  .footer-main{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr 1fr;
    gap:36px;
    padding:56px 0 40px;
  }
  .footer-brand{
    display:flex;
    align-items:center;
    gap:11px;
    margin-bottom:16px;
  }
  .footer-about{
    color:var(--text-3);
    font-size:14.5px;
    line-height:1.85;
    max-width:380px;
  }
  .footer-col h4{
    font-size:15px;
    color:var(--text);
    margin-bottom:16px;
    font-weight:700;
  }
  .footer-col ul{display:flex;flex-direction:column;gap:11px;}
  .footer-col a{
    color:var(--text-2);
    font-size:14.5px;
    transition:color .2s ease,text-shadow .2s ease;
  }
  .footer-col a:hover{
    color:var(--cyan);
    text-shadow:0 0 12px rgba(45,212,255,.5);
  }
  .footer-bottom{
    display:flex;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    padding:20px 0 26px;
    border-top:1px solid rgba(70,200,255,.12);
    font-size:13px;
    color:var(--text-3);
  }

  /* ============ Responsive ============ */
  @media (max-width:1199.98px){
    :root{--sec-gap:80px;}
    .bento{grid-template-columns:repeat(4,1fr);}
    .bento-card,
    .bento-card.wide{grid-column:span 2;}
  }
  @media (max-width:991.98px){
    :root{--sec-gap:64px;}
    .search-box{max-width:320px;}
    .header-actions .btn-ghost{display:none;}
    .hero-panel{grid-template-columns:1fr;padding:32px;gap:28px;}
    .hero-panel::after{background:linear-gradient(180deg,rgba(7,13,26,.88),rgba(7,13,26,.55));}
    .metrics{grid-template-columns:repeat(2,1fr);}
    .guide-layout{grid-template-columns:1fr;}
    .aside-card{position:static;}
    .faq-layout{grid-template-columns:1fr;gap:26px;}
    .faq-side{position:static;}
    .prep-grid{grid-template-columns:1fr;}
    .cta-band{grid-template-columns:1fr;padding:32px;}
    .cta-actions{justify-content:flex-start;}
    .channel-grid{grid-template-columns:repeat(2,1fr);}
    .footer-main{grid-template-columns:1fr 1fr;gap:30px;padding:44px 0 32px;}
  }
  @media (max-width:767.98px){
    :root{--sec-gap:56px;--radius-lg:18px;}
    body{font-size:15.5px;}
    .header-top-inner{height:62px;gap:12px;}
    .search-box{display:none;}
    .brand-text{font-size:18px;}
    .hero-panel{padding:26px 22px;}
    .hero-sub{font-size:15.5px;}
    .step-card{padding:22px 20px 22px 20px;}
    .step-card::before{display:none;}
    .step-no{
      position:static;
      margin-bottom:14px;
      width:36px;height:36px;
    }
    .bento{grid-template-columns:1fr;}
    .bento-card,
    .bento-card.wide{grid-column:span 1;}
    .channel-grid{grid-template-columns:1fr;}
    .footer-main{grid-template-columns:1fr;padding:36px 0 26px;}
    .footer-bottom{flex-direction:column;gap:8px;}
  }
  @media (max-width:520px){
    .container-x{padding:0 16px;}
    .metrics{grid-template-columns:1fr;gap:14px;}
    .hero-actions .btn{width:100%;}
    .cta-actions .btn{width:100%;}
    .aside-list a{font-size:13.5px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none!important;animation:none!important;}
    html{scroll-behavior:auto;}
  }

/* roulang page: category2 */
:root{
  --bg-1:#070D1A;
  --bg-2:#0A1424;
  --panel:rgba(12,26,46,.72);
  --panel-solid:#0E1B2E;
  --cyan:#2DD4FF;
  --mint:#39F2C2;
  --amber:#FFB454;
  --coral:#FF6B7A;
  --txt:#E8F4FF;
  --muted:#9BB0C9;
  --dim:#6F849E;
  --border:rgba(70,200,255,.18);
  --border-strong:rgba(70,200,255,.38);
  --glow:rgba(45,212,255,.35);
  --r-card:18px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-card:0 20px 60px rgba(0,0,0,.35);
  --shadow-glow:0 12px 40px rgba(45,212,255,.22);
  --gap-s:16px;
  --gap-m:24px;
  --gap-l:40px;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,
*::before,
*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  min-height:100%;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--txt);
  background:var(--bg-1);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(900px 520px at 12% -6%,rgba(45,212,255,.16),transparent 60%),
    radial-gradient(720px 460px at 88% 4%,rgba(57,242,194,.10),transparent 62%),
    linear-gradient(rgba(70,200,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(70,200,255,.045) 1px,transparent 1px);
  background-size:auto,auto,44px 44px,44px 44px;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--cyan);}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,p{margin:0;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container-x{
  position:relative;
  z-index:1;
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 22px;
}
.section{padding:88px 0;}
.section-sm{padding:64px 0;}
.section-head{max-width:780px;margin-bottom:38px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--mint);
  text-transform:uppercase;
  font-weight:600;
}
.eyebrow::before{
  content:"";
  width:22px;height:1px;
  background:linear-gradient(90deg,var(--mint),transparent);
}
h1{
  font-size:clamp(30px,4.2vw,50px);
  line-height:1.24;
  font-weight:800;
  letter-spacing:-.01em;
  margin:14px 0 0;
}
h2{
  font-size:clamp(24px,2.8vw,34px);
  line-height:1.28;
  font-weight:700;
  margin:12px 0 0;
}
h3{
  font-size:clamp(18px,2vw,22px);
  line-height:1.36;
  font-weight:650;
}
.lead{
  margin-top:16px;
  font-size:16.5px;
  color:var(--muted);
  max-width:640px;
}
.muted{color:var(--muted);}
.dim{color:var(--dim);font-size:13.5px;}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:11px 24px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
}
.btn-primary-x{
  background:linear-gradient(120deg,#2DD4FF 0%,#39F2C2 100%);
  color:#04121d;
  box-shadow:0 10px 30px rgba(45,212,255,.32);
}
.btn-primary-x:hover{
  color:#04121d;
  transform:translateY(-2px);
  box-shadow:0 16px 42px rgba(45,212,255,.45);
}
.btn-primary-x:active{transform:translateY(0);}
.btn-ghost-x{
  background:rgba(45,212,255,.06);
  border-color:var(--border);
  color:var(--txt);
  backdrop-filter:blur(10px);
}
.btn-ghost-x:hover{
  background:rgba(45,212,255,.14);
  border-color:var(--border-strong);
  color:var(--txt);
  transform:translateY(-2px);
}
.btn-sm-x{min-height:40px;padding:8px 18px;font-size:14px;}

/* ---------- 徽章 / 标签 ---------- */
.badge-x{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:5px 13px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid var(--border);
  background:rgba(45,212,255,.08);
  color:var(--cyan);
}
.badge-x.mint{color:var(--mint);background:rgba(57,242,194,.09);border-color:rgba(57,242,194,.24);}
.badge-x.amber{color:var(--amber);background:rgba(255,180,84,.10);border-color:rgba(255,180,84,.26);}
.badge-x.coral{color:var(--coral);background:rgba(255,107,122,.10);border-color:rgba(255,107,122,.26);}
.dot{
  width:7px;height:7px;border-radius:50%;
  background:currentColor;
  box-shadow:0 0 0 3px rgba(45,212,255,.16);
  animation:pulse 2.4s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.55;transform:scale(.86);}
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,13,26,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
}
.header-top{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:68px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  flex-shrink:0;
}
.logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:12px;
  background:linear-gradient(135deg,#2DD4FF,#39F2C2);
  box-shadow:0 8px 24px rgba(45,212,255,.3);
}
.logo-mark svg{width:22px;height:22px;}
.brand-text{
  font-size:20px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--txt);
}
.brand-text em{
  font-style:normal;
  background:linear-gradient(120deg,#2DD4FF,#39F2C2);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.header-search{
  flex:1 1 auto;
  max-width:400px;
  margin-left:auto;
}
.search-shell{
  display:flex;
  align-items:center;
  gap:10px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  background:rgba(12,26,46,.72);
  border:1px solid var(--border);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.search-shell:focus-within{
  border-color:var(--border-strong);
  box-shadow:0 0 0 4px rgba(45,212,255,.14);
}
.search-shell svg{width:16px;height:16px;color:var(--dim);flex-shrink:0;}
.search-shell input{
  flex:1;
  min-width:0;
  border:0;
  background:transparent;
  font-size:14.5px;
  outline:none;
}
.search-shell input::placeholder{color:var(--dim);}
.header-cta{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid var(--border);
  background:rgba(45,212,255,.06);
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  background:var(--txt);
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;left:0;
  width:18px;height:2px;
  background:var(--txt);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.pill-row{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 0 14px;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.pill-row::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--border);
  background:rgba(12,26,46,.6);
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  white-space:nowrap;
  transition:all .24s ease;
}
.pill:hover{
  color:var(--txt);
  border-color:var(--border-strong);
  background:rgba(45,212,255,.10);
}
.pill.active{
  color:#04121d;
  background:linear-gradient(120deg,#2DD4FF,#39F2C2);
  border-color:transparent;
  box-shadow:0 8px 26px rgba(45,212,255,.34);
}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--dim);
  padding-top:26px;
}
.crumb a{color:var(--dim);}
.crumb a:hover{color:var(--cyan);}
.crumb .sep{opacity:.5;}
.crumb .current{color:var(--txt);}

/* ---------- Hero ---------- */
.hero-verify{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--border);
}
.hero-verify::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(100deg,rgba(7,13,26,.96) 0%,rgba(7,13,26,.86) 46%,rgba(7,13,26,.62) 100%),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center right;
  z-index:0;
}
.hero-verify::after{
  content:"";
  position:absolute;inset:0;
  z-index:0;
  background-image:repeating-linear-gradient(180deg,rgba(45,212,255,.05) 0 1px,transparent 1px 7px);
  opacity:.5;
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:52px;
  align-items:center;
  padding:40px 0 84px;
}
.hero-copy h1{margin-top:18px;}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:36px;
}
.stat-chip{
  flex:1 1 150px;
  padding:14px 18px;
  border-radius:var(--r-sm);
  border:1px solid var(--border);
  background:rgba(12,26,46,.6);
}
.stat-chip .num{
  font-family:var(--mono);
  font-size:23px;
  font-weight:700;
  color:var(--cyan);
  letter-spacing:.02em;
}
.stat-chip .num.mint{color:var(--mint);}
.stat-chip .num.amber{color:var(--amber);}
.stat-chip .lbl{
  font-size:13px;
  color:var(--muted);
  margin-top:3px;
}

/* 通行证面板 */
.pass-panel{
  position:relative;
  padding:26px;
  border-radius:22px;
  border:1px solid var(--border);
  background:var(--panel);
  backdrop-filter:blur(16px);
  box-shadow:var(--shadow-card);
}
.pass-panel::before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:22px;
  padding:1px;
  background:linear-gradient(140deg,rgba(45,212,255,.5),rgba(57,242,194,.12),transparent 62%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}
.pass-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-bottom:16px;
  border-bottom:1px dashed var(--border);
}
.pass-title{
  display:flex;align-items:center;gap:10px;
  font-size:15.5px;font-weight:700;
}
.pass-title .logo-mark{width:30px;height:30px;border-radius:9px;}
.pass-title .logo-mark svg{width:17px;height:17px;}
.token-line{
  font-family:var(--mono);
  font-size:13px;
  color:var(--dim);
  letter-spacing:.12em;
}
.pass-body{margin-top:20px;display:grid;gap:14px;}
.field-mini{
  border-radius:var(--r-sm);
  border:1px solid var(--border);
  background:rgba(7,13,26,.6);
  padding:12px 15px;
}
.field-mini .k{font-size:12px;color:var(--dim);letter-spacing:.08em;}
.field-mini .v{
  font-family:var(--mono);
  font-size:15px;
  letter-spacing:.24em;
  color:var(--txt);
  margin-top:4px;
}
.pass-check{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 15px;
  border-radius:var(--r-sm);
  background:rgba(45,212,255,.05);
  border:1px solid var(--border);
  font-size:14px;
}
.scan{
  position:relative;
  height:3px;
  border-radius:3px;
  overflow:hidden;
  background:rgba(45,212,255,.12);
  margin-top:18px;
}
.scan::after{
  content:"";
  position:absolute;
  top:0;left:-40%;
  width:40%;height:100%;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);
  animation:scan 2.8s linear infinite;
}
@keyframes scan{
  0%{left:-42%;}
  100%{left:102%;}
}

/* ---------- Bento 网格 ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:var(--gap-m);
}
.b-card{
  position:relative;
  grid-column:span 2;
  padding:26px;
  border-radius:var(--r-card);
  border:1px solid var(--border);
  background:var(--panel);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
  overflow:hidden;
}
.b-card:hover{
  transform:translateY(-4px);
  border-color:var(--border-strong);
  box-shadow:0 22px 60px rgba(0,0,0,.42),0 0 0 1px rgba(45,212,255,.16),var(--shadow-glow);
}
.b-card.wide{grid-column:span 4;}
.b-card.medium{grid-column:span 3;}
.b-card.tall{grid-column:span 2;grid-row:span 2;}
.b-card .ico{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:13px;
  background:rgba(45,212,255,.10);
  border:1px solid var(--border);
  color:var(--cyan);
  margin-bottom:16px;
}
.b-card .ico svg{width:21px;height:21px;}
.b-card h3{margin-bottom:9px;}
.b-card p{color:var(--muted);font-size:14.6px;}
.b-card .tag-row{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;
}
.b-card .glow-corner{
  position:absolute;
  right:-40px;top:-40px;
  width:140px;height:140px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,255,.22),transparent 70%);
  pointer-events:none;
}
.card-media{
  margin:-26px -26px 20px;
  height:180px;
  overflow:hidden;
  position:relative;
}
.card-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s ease;
}
.b-card:hover .card-media img{transform:scale(1.05);}
.card-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,13,26,.06),rgba(7,13,26,.78));
}
.card-media .media-tag{
  position:absolute;
  left:16px;bottom:14px;
  z-index:2;
}

/* ---------- 状态面板 ---------- */
.status-wrap{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:var(--gap-m);
}
.panel{
  border-radius:var(--r-card);
  border:1px solid var(--border);
  background:var(--panel);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
  padding:28px;
}
.panel-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding-bottom:18px;
  border-bottom:1px solid var(--border);
}
.status-list{margin-top:8px;}
.status-item{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
  padding:16px 4px;
  border-bottom:1px dashed rgba(70,200,255,.14);
  transition:background .22s ease;
}
.status-item:last-child{border-bottom:0;}
.status-item:hover{background:rgba(45,212,255,.045);}
.status-item .s-name{font-size:15.4px;font-weight:600;}
.status-item .s-desc{font-size:13.6px;color:var(--dim);margin-top:4px;max-width:460px;}
.side-notes{display:grid;gap:var(--gap-s);}
.note-card{
  padding:20px;
  border-radius:var(--r-sm);
  border:1px solid var(--border);
  background:rgba(14,27,46,.72);
}
.note-card h4{font-size:15px;font-weight:700;margin-bottom:8px;}
.note-card p{font-size:13.8px;color:var(--muted);}
.note-card.amber-note{border-color:rgba(255,180,84,.28);background:rgba(255,180,84,.06);}
.note-card.mint-note{border-color:rgba(57,242,194,.24);background:rgba(57,242,194,.05);}
.note-card.coral-note{border-color:rgba(255,107,122,.28);background:rgba(255,107,122,.06);}

/* ---------- 风险提示列表 ---------- */
.risk-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:var(--gap-m);
}
.risk-item{
  padding:24px;
  border-radius:var(--r-card);
  border:1px solid var(--border);
  background:rgba(12,26,46,.62);
  transition:border-color .25s ease,transform .25s ease;
}
.risk-item:hover{border-color:var(--border-strong);transform:translateY(-3px);}
.risk-item .idx{
  font-family:var(--mono);
  font-size:13px;
  color:var(--amber);
  letter-spacing:.16em;
}
.risk-item h3{font-size:17px;margin:10px 0 8px;}
.risk-item p{font-size:14.4px;color:var(--muted);}

/* ---------- 流程 ---------- */
.flow-track{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:var(--gap-m);
  margin-top:14px;
}
.flow-track::before{
  content:"";
  position:absolute;
  top:26px;left:6%;right:6%;
  height:1px;
  background:linear-gradient(90deg,rgba(45,212,255,.08),rgba(45,212,255,.5),rgba(57,242,194,.4),rgba(45,212,255,.08));
}
.flow-node{
  position:relative;
  z-index:1;
  padding-top:0;
  text-align:left;
}
.flow-node .node-dot{
  width:52px;height:52px;
  border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);
  font-size:16px;font-weight:700;
  color:var(--cyan);
  background:rgba(10,20,36,.95);
  border:1px solid var(--border-strong);
  box-shadow:0 0 0 6px rgba(7,13,26,.9),0 10px 30px rgba(45,212,255,.18);
  margin-bottom:18px;
}
.flow-node h3{font-size:17px;margin-bottom:8px;}
.flow-node p{font-size:14.3px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-layout{
  display:grid;
  grid-template-columns:.62fr 1fr;
  gap:48px;
  align-items:start;
}
.faq-sticky{position:sticky;top:132px;}
.faq-list{display:grid;gap:14px;}
.faq-item{
  border-radius:var(--r-sm);
  border:1px solid var(--border);
  background:rgba(12,26,46,.66);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:var(--border-strong);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 22px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:15.6px;
  font-weight:650;
  color:var(--txt);
  cursor:pointer;
  position:relative;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:transparent;
  transition:background .25s ease;
}
.faq-q[aria-expanded="true"]::before{background:linear-gradient(180deg,var(--cyan),var(--mint));}
.faq-q .sign{
  flex:0 0 auto;
  position:relative;
  width:20px;height:20px;
}
.faq-q .sign::before,
.faq-q .sign::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  transform:translate(-50%,-50%);
  background:var(--cyan);
  border-radius:2px;
  transition:transform .28s ease,opacity .28s ease;
}
.faq-q .sign::before{width:13px;height:2px;}
.faq-q .sign::after{width:2px;height:13px;}
.faq-q[aria-expanded="true"] .sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-a{
  padding:0 22px 20px 22px;
  font-size:14.6px;
  color:var(--muted);
  line-height:1.85;
  border-top:1px solid rgba(70,200,255,.10);
  padding-top:16px;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  border-radius:22px;
  border:1px solid var(--border-strong);
  background:linear-gradient(120deg,rgba(45,212,255,.12),rgba(12,26,46,.86) 46%,rgba(57,242,194,.10));
  backdrop-filter:blur(16px);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  padding:44px;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:300px;height:300px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,255,.22),transparent 68%);
}
.cta-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:44px;
  align-items:center;
}
.form-grid{display:grid;gap:14px;}
.field-x label{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-bottom:7px;
  letter-spacing:.03em;
}
.field-x input{
  width:100%;
  min-height:48px;
  padding:12px 16px;
  border-radius:var(--r-sm);
  border:1px solid var(--border);
  background:rgba(7,13,26,.72);
  font-size:15px;
  outline:none;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.field-x input::placeholder{color:var(--dim);}
.field-x input:focus{
  border-color:var(--border-strong);
  box-shadow:0 0 0 4px rgba(45,212,255,.14);
}
.field-x input:invalid:not(:placeholder-shown){
  border-color:rgba(255,107,122,.55);
  box-shadow:0 0 0 4px rgba(255,107,122,.12);
}
.form-hint{font-size:12.8px;color:var(--dim);}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:40px;
  border-top:1px solid var(--border);
  background:rgba(8,15,28,.92);
  backdrop-filter:blur(14px);
}
.footer-main{
  display:grid;
  grid-template-columns:1.5fr .8fr .8fr .8fr;
  gap:36px;
  padding:64px 0 44px;
}
.footer-brand{display:flex;align-items:center;gap:11px;}
.footer-about{
  margin-top:16px;
  font-size:14.2px;
  color:var(--muted);
  max-width:420px;
}
.footer-col h4{
  font-size:14.5px;
  font-weight:700;
  color:var(--txt);
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14.2px;color:var(--muted);}
.footer-col a:hover{color:var(--cyan);text-shadow:0 0 14px rgba(45,212,255,.5);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  justify-content:space-between;
  padding:20px 0 28px;
  border-top:1px solid var(--border);
  font-size:13.2px;
  color:var(--dim);
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .hero-inner{grid-template-columns:1fr 1fr;gap:40px;}
  .footer-main{grid-template-columns:1.3fr .9fr .9fr;}
}
@media (max-width:1024px){
  .section{padding:72px 0;}
  .hero-inner{grid-template-columns:1fr;padding-bottom:64px;}
  .pass-panel{max-width:560px;}
  .bento{grid-template-columns:repeat(4,1fr);}
  .b-card.wide{grid-column:span 4;}
  .b-card.medium{grid-column:span 2;}
  .b-card{grid-column:span 2;}
  .status-wrap{grid-template-columns:1fr;}
  .risk-grid{grid-template-columns:repeat(2,1fr);}
  .flow-track{grid-template-columns:repeat(2,1fr);}
  .flow-track::before{display:none;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .faq-sticky{position:static;}
  .cta-grid{grid-template-columns:1fr;gap:30px;}
}
@media (max-width:768px){
  body{font-size:15.5px;}
  .header-top{flex-wrap:wrap;gap:12px;padding:10px 0;min-height:auto;}
  .header-search{order:3;flex:1 1 100%;max-width:none;margin-left:0;}
  .header-cta{margin-left:auto;}
  .header-cta .btn-x{display:none;}
  .nav-toggle{display:inline-flex;}
  .brand-text{font-size:18px;}
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .bento{grid-template-columns:1fr;}
  .b-card,.b-card.wide,.b-card.medium,.b-card.tall{grid-column:span 1;grid-row:auto;}
  .risk-grid{grid-template-columns:1fr;}
  .flow-track{grid-template-columns:1fr;}
  .cta-band{padding:28px;}
  .panel{padding:22px;}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;padding:48px 0 32px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:520px){
  .container-x{padding:0 16px;}
  h1{font-size:28px;}
  .hero-actions .btn-x{width:100%;}
  .stat-chip{flex:1 1 100%;}
  .form-row-2{grid-template-columns:1fr;}
  .footer-main{grid-template-columns:1fr;}
  .foot-note{display:block;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
}

/* roulang page: category3 */
:root{
  --bg-deep:#070D1A;
  --bg-2:#0A1424;
  --panel:rgba(12,26,46,.72);
  --panel-solid:#0E1B2E;
  --panel-soft:rgba(16,32,54,.55);
  --cyan:#2DD4FF;
  --mint:#39F2C2;
  --amber:#FFB454;
  --coral:#FF6B7A;
  --text:#E8F4FF;
  --muted:#9BB0C9;
  --dim:#6F849E;
  --line:rgba(70,200,255,.18);
  --line-strong:rgba(70,200,255,.34);
  --glow:rgba(45,212,255,.35);
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-card:0 20px 60px rgba(0,0,0,.35);
  --shadow-hover:0 26px 70px rgba(0,0,0,.45),0 0 0 1px rgba(45,212,255,.35),0 0 40px rgba(45,212,255,.18);
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:
    radial-gradient(1100px 640px at 82% -8%, rgba(45,212,255,.16), transparent 62%),
    radial-gradient(900px 520px at 4% 12%, rgba(57,242,194,.10), transparent 58%),
    linear-gradient(180deg,var(--bg-deep) 0%,var(--bg-2) 46%,#08111F 100%);
  background-attachment:fixed;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(70,200,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(70,200,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(closest-side at 50% 22%,#000 20%,transparent 92%);
  -webkit-mask-image:radial-gradient(closest-side at 50% 22%,#000 20%,transparent 92%);
}
body::after{
  content:"";
  position:fixed;
  left:0;right:0;top:0;height:2px;
  pointer-events:none;
  z-index:60;
  background:linear-gradient(90deg,transparent,rgba(45,212,255,.65),transparent);
  opacity:.5;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,box-shadow .2s ease,opacity .2s ease;}
a:hover{color:#8CEBFF;}
p{margin:0 0 1.15em;}
h1,h2,h3,h4{margin:0 0 .55em;font-weight:700;line-height:1.28;letter-spacing:-.01em;}
ul,ol{margin:0 0 1em;padding-left:1.15em;}
li{margin-bottom:.4em;}
button,input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 22px;position:relative;z-index:1;}

/* ---------- Buttons ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  min-height:46px;padding:.72rem 1.5rem;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-glow{
  color:#04121d;
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  border-color:rgba(45,212,255,.7);
  box-shadow:0 10px 30px rgba(45,212,255,.28),0 0 0 1px rgba(45,212,255,.24) inset;
}
.btn-glow:hover{color:#04121d;transform:translateY(-2px);box-shadow:0 16px 42px rgba(45,212,255,.42);}
.btn-glow:active{transform:translateY(1px);box-shadow:0 6px 18px rgba(45,212,255,.3);}
.btn-ghost{
  color:var(--text);background:rgba(45,212,255,.05);
  border-color:var(--line-strong);
}
.btn-ghost:hover{color:var(--text);background:rgba(45,212,255,.12);transform:translateY(-2px);box-shadow:0 12px 34px rgba(45,212,255,.2);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{padding:.5rem 1.05rem;min-height:38px;font-size:14px;}
.btn-link-x{
  display:inline-flex;align-items:center;gap:.4rem;
  color:var(--cyan);font-weight:600;font-size:14.5px;background:none;border:0;padding:.35rem 0;
}
.btn-link-x i{transition:transform .22s ease;}
.btn-link-x:hover i{transform:translateX(4px);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(7,13,26,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.topbar-inner{display:flex;align-items:center;gap:20px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand .logo-mark{
  width:40px;height:40px;border-radius:13px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--cyan),var(--mint));
  box-shadow:0 8px 26px rgba(45,212,255,.35);
}
.brand .logo-mark svg{width:23px;height:23px;}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.01em;color:var(--text);}
.brand-text em{
  font-style:normal;
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.brand-sub{display:block;font-size:11px;font-weight:500;letter-spacing:.22em;color:var(--dim);margin-top:-2px;}
.search-box{
  flex:1;max-width:420px;margin-left:auto;
  display:flex;align-items:center;gap:8px;
  background:rgba(12,26,46,.7);
  border:1px solid var(--line);
  border-radius:999px;padding:6px 6px 6px 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(45,212,255,.16);}
.search-box i{color:var(--dim);font-size:14px;}
.search-box input{
  flex:1;background:none;border:0;outline:none;color:var(--text);
  font-size:14.5px;padding:8px 0;min-width:0;
}
.search-box input::placeholder{color:var(--dim);}
.search-box .search-go{
  border:0;border-radius:999px;padding:8px 16px;font-size:13.5px;font-weight:600;
  color:#04121d;background:linear-gradient(120deg,var(--cyan),var(--mint));cursor:pointer;
  transition:filter .2s ease;
}
.search-box .search-go:hover{filter:brightness(1.08);}
.topbar-cta{flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(45,212,255,.06);color:var(--text);
}

/* ---------- Pill row ---------- */
.pill-row-wrap{
  position:relative;
  border-top:1px solid rgba(70,200,255,.1);
  background:rgba(10,20,36,.6);
}
.pill-row-wrap::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:50px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(8,16,30,.95));
  opacity:0;transition:opacity .25s ease;
}
.pill-row{
  display:flex;align-items:center;gap:8px;
  padding:9px 22px;max-width:1240px;margin:0 auto;
  overflow-x:auto;scrollbar-width:none;
}
.pill-row::-webkit-scrollbar{display:none;}
.pill{
  position:relative;flex:0 0 auto;
  padding:.5rem 1.1rem;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--muted);
  border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.pill:hover{color:var(--text);background:rgba(45,212,255,.09);border-color:var(--line);}
.pill.active{
  color:#04121d;
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  border-color:rgba(45,212,255,.6);
  box-shadow:0 8px 24px rgba(45,212,255,.3);
}
.pill.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:-10px;width:26px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),var(--mint));
  box-shadow:0 0 12px var(--glow);
}

/* ---------- Generics ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.34rem .95rem;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--cyan);background:rgba(45,212,255,.08);
  border:1px solid var(--line);margin-bottom:18px;
}
.glass{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
}
.section{padding:84px 0;position:relative;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head h2{font-size:clamp(26px,3vw,36px);}
.section-head p{color:var(--muted);font-size:16px;margin:0;}
.sec-tag{
  display:inline-block;font-family:var(--mono);font-size:12px;letter-spacing:.24em;
  color:var(--dim);margin-bottom:12px;
}
.breadcrumb-x{
  display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;
  font-size:13.5px;color:var(--dim);margin-bottom:20px;
}
.breadcrumb-x a{color:var(--muted);}
.breadcrumb-x a:hover{color:var(--cyan);}
.breadcrumb-x span.sep{color:rgba(111,132,158,.6);}
.breadcrumb-x span.cur{color:var(--cyan);}
.tag{
  display:inline-flex;align-items:center;gap:.35rem;
  padding:.26rem .72rem;border-radius:999px;font-size:12.5px;font-weight:600;
  border:1px solid var(--line);color:var(--muted);background:rgba(45,212,255,.06);
}
.tag-cyan{color:var(--cyan);border-color:var(--line-strong);}
.tag-mint{color:var(--mint);border-color:rgba(57,242,194,.3);background:rgba(57,242,194,.08);}
.tag-amber{color:var(--amber);border-color:rgba(255,180,84,.3);background:rgba(255,180,84,.08);}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);border:0;margin:0;}

/* ---------- Hero ---------- */
.hero{padding:62px 0 72px;position:relative;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:44px;align-items:center;}
.hero h1{font-size:clamp(30px,4.2vw,50px);font-weight:800;}
.hero h1 span{
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--muted);font-size:16.5px;max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line);}
.hero-stat b{display:block;font-family:var(--mono);font-size:26px;font-weight:700;color:var(--text);letter-spacing:.02em;}
.hero-stat span{font-size:13px;color:var(--dim);}

.pass-panel{
  position:relative;padding:26px;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(18,38,62,.9),rgba(9,18,32,.86));
  border:1px solid var(--line-strong);
  box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 46px rgba(45,212,255,.14);
  overflow:hidden;
}
.pass-panel::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 0%,rgba(45,212,255,.12) 48%,transparent 52%);
  height:34%;animation:scan 6s linear infinite;pointer-events:none;
}
@keyframes scan{0%{transform:translateY(-120%);}100%{transform:translateY(320%);}}
.pass-panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;}
.pass-panel-top .label{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;color:var(--dim);}
.status-dot{display:inline-flex;align-items:center;gap:.45rem;font-size:12.5px;color:var(--mint);}
.status-dot i{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px rgba(57,242,194,.8);display:inline-block;}
.pass-field{
  display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-radius:var(--radius-sm);
  background:rgba(8,17,31,.7);border:1px solid var(--line);margin-bottom:12px;
}
.pass-field i{color:var(--cyan);font-size:14px;}
.pass-field span{font-size:14px;color:var(--muted);font-family:var(--mono);letter-spacing:.04em;}
.pass-track{height:6px;border-radius:999px;background:rgba(70,200,255,.12);overflow:hidden;margin:18px 0 10px;}
.pass-track i{
  display:block;height:100%;width:72%;border-radius:999px;
  background:linear-gradient(90deg,var(--cyan),var(--mint));
  box-shadow:0 0 16px var(--glow);
}
.pass-foot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--dim);font-family:var(--mono);}
.pass-note{
  margin-top:18px;padding:12px 14px;border-radius:var(--radius-sm);
  background:rgba(255,180,84,.07);border:1px solid rgba(255,180,84,.25);
  font-size:13px;color:#F2CF9A;line-height:1.65;
}
.pass-note i{color:var(--amber);margin-right:.4rem;}

/* ---------- Flow rail ---------- */
.flow-rail{position:relative;padding:36px 0 6px;}
.flow-line{
  position:absolute;left:6%;right:6%;top:74px;height:2px;
  background:linear-gradient(90deg,rgba(45,212,255,.15),var(--cyan),var(--mint),rgba(57,242,194,.2));
  box-shadow:0 0 18px rgba(45,212,255,.45);
}
.flow-grid{
  position:relative;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;
}
.flow-node{text-align:center;}
.flow-node .node-dot{
  width:46px;height:46px;margin:0 auto 16px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:17px;font-weight:700;color:var(--cyan);
  background:rgba(10,22,40,.95);border:1px solid var(--line-strong);
  box-shadow:0 0 26px rgba(45,212,255,.3);
  transition:transform .22s ease,box-shadow .22s ease,color .22s ease;
}
.flow-node:hover .node-dot{transform:translateY(-4px);color:var(--mint);box-shadow:0 0 36px rgba(57,242,194,.5);}
.flow-node h3{font-size:16px;margin-bottom:.4rem;}
.flow-node p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.7;}

/* ---------- Detail steps ---------- */
.step-list{display:grid;gap:18px;}
.step-card{
  display:grid;grid-template-columns:74px minmax(0,1fr);gap:22px;
  padding:26px 28px;border-radius:var(--radius-lg);
  background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.step-num{
  font-family:var(--mono);font-size:24px;font-weight:700;color:var(--cyan);
  border-right:1px solid var(--line);padding-right:14px;line-height:1.2;
  display:flex;flex-direction:column;gap:6px;
}
.step-num small{font-size:10.5px;letter-spacing:.18em;color:var(--dim);font-weight:500;}
.step-card h3{font-size:19px;margin-bottom:.5rem;}
.step-card p{color:var(--muted);font-size:15px;margin-bottom:.7rem;}
.step-tips{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- Matrix ---------- */
.matrix-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.matrix-card{
  padding:24px 22px;border-radius:var(--radius-md);
  background:var(--panel-soft);border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.matrix-card:hover{
  transform:translateY(-4px);border-color:var(--line-strong);
  background:rgba(20,40,64,.72);box-shadow:0 20px 48px rgba(0,0,0,.4),0 0 30px rgba(45,212,255,.16);
}
.matrix-card .mx-icon{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;font-size:17px;color:var(--cyan);
  background:rgba(45,212,255,.1);border:1px solid var(--line);
}
.matrix-card h3{font-size:17px;margin-bottom:.45rem;}
.matrix-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.7;}

/* ---------- Gallery ---------- */
.bento{
  display:grid;grid-template-columns:repeat(6,minmax(0,1fr));
  grid-auto-rows:150px;gap:16px;
}
.bento-item{
  position:relative;border-radius:var(--radius-md);overflow:hidden;
  border:1px solid var(--line);background:#0B1729;
}
.bento-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease,filter .4s ease;filter:saturate(.92);}
.bento-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,13,26,.08),rgba(7,13,26,.82));
}
.bento-item:hover img{transform:scale(1.06);filter:saturate(1.05);}
.bento-item:hover{border-color:var(--line-strong);box-shadow:0 0 0 1px rgba(45,212,255,.3),0 22px 50px rgba(0,0,0,.45);}
.bento-cap{position:absolute;left:16px;right:16px;bottom:14px;z-index:2;}
.bento-cap h3{font-size:15.5px;margin-bottom:.25rem;}
.bento-cap span{font-size:12.5px;color:var(--muted);}
.b-1{grid-column:span 3;grid-row:span 2;}
.b-2{grid-column:span 3;grid-row:span 1;}
.b-3{grid-column:span 3;grid-row:span 1;}
.b-4{grid-column:span 2;grid-row:span 2;}
.b-5{grid-column:span 2;grid-row:span 1;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:44px;align-items:start;}
.faq-aside{position:sticky;top:150px;}
.faq-aside h2{font-size:clamp(24px,2.6vw,32px);}
.faq-aside p{color:var(--muted);font-size:15px;}
.faq-aside .aside-card{
  margin-top:22px;padding:20px;border-radius:var(--radius-md);
  background:var(--panel);border:1px solid var(--line);
}
.faq-aside .aside-card b{display:block;font-family:var(--mono);font-size:22px;color:var(--mint);margin-bottom:.3rem;}
.faq-aside .aside-card span{font-size:13px;color:var(--dim);}
.accordion-x .accordion-item{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-md)!important;
  margin-bottom:12px;overflow:hidden;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.accordion-x .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:var(--line-strong);box-shadow:0 0 0 1px rgba(45,212,255,.22),0 18px 44px rgba(0,0,0,.4);
}
.accordion-x .accordion-button{
  background:transparent;color:var(--text);font-size:16px;font-weight:600;
  padding:19px 54px 19px 22px;box-shadow:none;border-radius:var(--radius-md)!important;
  position:relative;line-height:1.55;
}
.accordion-x .accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--cyan),var(--mint));opacity:0;transition:opacity .22s ease;
}
.accordion-x .accordion-button:not(.collapsed){color:var(--text);background:rgba(45,212,255,.06);}
.accordion-x .accordion-button:not(.collapsed)::before{opacity:1;}
.accordion-x .accordion-button::after{
  background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;display:flex;align-items:center;justify-content:center;
  border-radius:9px;border:1px solid var(--line);color:var(--cyan);font-size:12px;
  transition:transform .25s ease,background .25s ease;
}
.accordion-x .accordion-button:not(.collapsed)::after{
  content:"\f068";transform:translateY(-50%) rotate(180deg);
  background:rgba(45,212,255,.14);border-color:var(--line-strong);
}
.accordion-x .accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-x .accordion-body{
  color:var(--muted);font-size:15px;padding:0 22px 22px 22px;line-height:1.85;
}
.accordion-x .accordion-body strong{color:var(--text);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;border-radius:24px;overflow:hidden;
  padding:48px 44px;
  background:
    radial-gradient(600px 320px at 88% 10%, rgba(45,212,255,.2), transparent 66%),
    linear-gradient(140deg,rgba(16,34,58,.94),rgba(8,17,31,.94));
  border:1px solid var(--line-strong);
  box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.cta-band::before{
  content:"";position:absolute;inset:0;border-radius:24px;padding:1px;pointer-events:none;
  background:linear-gradient(120deg,rgba(45,212,255,.6),rgba(57,242,194,.25),transparent 70%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:40px;align-items:center;position:relative;z-index:2;}
.cta-grid h2{font-size:clamp(24px,2.8vw,34px);}
.cta-grid p{color:var(--muted);margin:0;}
.cta-points{list-style:none;padding:0;margin:20px 0 0;display:flex;flex-wrap:wrap;gap:10px;}
.cta-points li{margin:0;}
.form-glass{
  padding:24px;border-radius:var(--radius-lg);
  background:rgba(9,19,34,.86);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.form-glass .field{margin-bottom:14px;}
.form-glass label{display:block;font-size:13px;color:var(--muted);margin-bottom:.4rem;font-weight:600;}
.form-glass input{
  width:100%;padding:.78rem 1rem;border-radius:var(--radius-sm);
  background:rgba(7,14,26,.85);border:1px solid var(--line);color:var(--text);
  font-size:14.5px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-glass input::placeholder{color:var(--dim);}
.form-glass input:focus{border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(45,212,255,.18);}
.form-glass .btn-x{width:100%;margin-top:6px;}
.form-hint{font-size:12.5px;color:var(--dim);margin-top:12px;line-height:1.65;text-align:center;}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:20px;padding:58px 0 26px;
  background:rgba(7,13,26,.9);
  border-top:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  position:relative;z-index:1;
}
.footer-main{
  display:grid;grid-template-columns:minmax(0,5fr) repeat(3,minmax(0,2.3fr));
  gap:38px;padding-bottom:38px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .logo-mark{
  width:36px;height:36px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--cyan),var(--mint));box-shadow:0 8px 22px rgba(45,212,255,.3);
}
.footer-brand .logo-mark svg{width:21px;height:21px;}
.footer-about{color:var(--muted);font-size:14px;max-width:400px;margin:0;line-height:1.8;}
.footer-col h4{font-size:15px;margin-bottom:14px;color:var(--text);}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:.6rem;}
.footer-col a{color:var(--muted);font-size:14px;}
.footer-col a:hover{color:var(--cyan);text-shadow:0 0 14px rgba(45,212,255,.6);}
.footer-bottom{
  border-top:1px solid rgba(70,200,255,.12);padding-top:20px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--dim);
}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .matrix-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .flow-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:26px 16px;}
  .flow-line{display:none;}
}
@media (max-width:992px){
  .topbar-inner{height:64px;gap:14px;}
  .search-box{max-width:none;order:3;flex-basis:100%;margin:0 0 12px;}
  .topbar-inner{flex-wrap:wrap;padding-top:10px;padding-bottom:6px;height:auto;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .faq-aside{position:static;}
  .cta-grid{grid-template-columns:1fr;gap:28px;}
  .footer-main{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
  .bento{grid-auto-rows:130px;}
}
@media (max-width:768px){
  .section{padding:60px 0;}
  .hero{padding:40px 0 52px;}
  .container-x{padding:0 16px;}
  .bento{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:130px;}
  .b-1,.b-2,.b-3,.b-4,.b-5{grid-column:span 2;grid-row:span 1;}
  .b-1{grid-row:span 2;grid-column:span 2;}
  .step-card{grid-template-columns:1fr;gap:14px;padding:22px;}
  .step-num{border-right:0;border-bottom:1px solid var(--line);padding:0 0 10px;flex-direction:row;align-items:baseline;gap:10px;}
  .cta-band{padding:32px 22px;}
  .pill-row-wrap::after{opacity:1;}
  .glass,.step-card,.matrix-card,.faq-aside .aside-card{backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);}
}
@media (max-width:576px){
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .matrix-grid{grid-template-columns:1fr;}
  .footer-main{grid-template-columns:1fr;gap:26px;}
  .hero-actions .btn-x{width:100%;}
  .hero-stats{gap:18px;}
  .hero-stat b{font-size:22px;}
  .bento{grid-template-columns:1fr;}
  .b-1,.b-2,.b-3,.b-4,.b-5{grid-column:span 1;grid-row:span 1;}
  .b-1{grid-row:span 1;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .topbar-cta{display:none;}
}

/* roulang page: category4 */
:root{
  --bg-0:#070D1A;
  --bg-1:#0A1424;
  --panel:rgba(12,26,46,.72);
  --panel-solid:#0E1B2E;
  --panel-soft:rgba(12,26,46,.45);
  --cyan:#2DD4FF;
  --mint:#39F2C2;
  --amber:#FFB454;
  --coral:#FF6B7A;
  --text:#E8F4FF;
  --text-2:#9BB0C9;
  --text-3:#6F849E;
  --border:rgba(70,200,255,.18);
  --border-strong:rgba(70,200,255,.38);
  --glow:rgba(45,212,255,.35);
  --radius-s:12px;
  --radius-m:16px;
  --radius-l:20px;
  --radius-pill:999px;
  --shadow-card:0 20px 60px rgba(0,0,0,.35);
  --shadow-hover:0 24px 70px rgba(0,0,0,.45),0 0 0 1px rgba(45,212,255,.28),0 0 34px rgba(45,212,255,.18);
  --gap-s:16px;
  --gap-m:24px;
  --gap-l:40px;
  --font-mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 12% -6%, rgba(45,212,255,.14), transparent 62%),
    radial-gradient(900px 520px at 92% 4%, rgba(57,242,194,.09), transparent 60%),
    linear-gradient(180deg,#070D1A 0%,#0A1424 55%,#070D1A 100%);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(70,200,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(70,200,255,.045) 1px, transparent 1px);
  background-size:56px 56px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s ease,border-color .25s ease,background .25s ease,box-shadow .25s ease;}
a:hover{color:var(--cyan);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{font-weight:700;line-height:1.28;letter-spacing:-.01em;margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}

.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;position:relative;z-index:2;}

/* ================= header ================= */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:rgba(7,13,26,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
}
.header-top-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:70px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--cyan),var(--mint));
  box-shadow:0 0 22px rgba(45,212,255,.4);
}
.logo-mark svg{width:22px;height:22px;}
.brand-text{
  font-size:20px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--text);
}
.brand-text em{
  font-style:normal;
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.search-box{
  flex:1;
  max-width:420px;
  display:flex;
  align-items:center;
  gap:10px;
  height:42px;
  padding:0 18px;
  border-radius:var(--radius-pill);
  background:rgba(12,26,46,.66);
  border:1px solid var(--border);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.search-box:focus-within{border-color:var(--border-strong);box-shadow:0 0 0 4px rgba(45,212,255,.12);}
.search-box i{color:var(--text-3);font-size:14px;}
.search-box input{
  flex:1;border:0;outline:0;background:transparent;font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:var(--text-3);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}

.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 24px;
  min-height:44px;
  border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;
  color:#04121D;
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  border:1px solid rgba(45,212,255,.5);
  box-shadow:0 10px 32px rgba(45,212,255,.28);
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-main:hover{
  color:#04121D;
  transform:translateY(-2px);
  filter:brightness(1.06);
  box-shadow:0 16px 40px rgba(45,212,255,.44);
}
.btn-main:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;min-height:44px;
  border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;
  color:var(--text);
  background:rgba(45,212,255,.06);
  border:1px solid var(--border-strong);
  transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-ghost:hover{background:rgba(45,212,255,.14);color:var(--text);transform:translateY(-2px);box-shadow:0 12px 30px rgba(45,212,255,.18);}
.btn-ghost:active{transform:translateY(0);}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;
  background:rgba(45,212,255,.08);
  border:1px solid var(--border);
  color:var(--text);cursor:pointer;
}
.nav-toggle:hover{background:rgba(45,212,255,.16);}

.header-bottom{border-top:1px solid rgba(70,200,255,.09);}
.pill-row{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 0 12px;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.pill-row::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;
  padding:8px 20px;
  border-radius:var(--radius-pill);
  font-size:14.5px;
  color:var(--text-2);
  border:1px solid transparent;
  white-space:nowrap;
  transition:all .25s ease;
}
.pill:hover{color:var(--text);background:rgba(45,212,255,.09);border-color:var(--border);}
.pill.active{
  color:#04121D;
  font-weight:700;
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  border-color:rgba(45,212,255,.55);
  box-shadow:0 0 0 1px rgba(45,212,255,.3),0 8px 26px rgba(45,212,255,.3);
}
.mobile-menu{background:rgba(9,18,34,.96);border-top:1px solid var(--border);}
.mobile-menu .container-x{padding-top:16px;padding-bottom:20px;}
.mobile-search{max-width:100%;margin-bottom:14px;}
.mobile-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.mobile-links a{
  padding:11px 14px;border-radius:12px;font-size:14.5px;
  background:rgba(12,26,46,.7);border:1px solid var(--border);color:var(--text-2);
}
.mobile-links a:hover{color:var(--text);border-color:var(--border-strong);}

/* ================= hero ================= */
.hero{
  position:relative;
  padding:70px 0 64px;
  background-image:
    linear-gradient(105deg, rgba(7,13,26,.94) 0%, rgba(9,20,38,.86) 52%, rgba(7,13,26,.7) 100%),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(45,212,255,.5),transparent);
}
.crumb{font-size:13.5px;color:var(--text-3);margin-bottom:22px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--cyan);}
.crumb span{margin:0 8px;color:var(--text-3);}
.hero-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:56px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--radius-pill);
  font-size:13px;color:var(--cyan);
  background:rgba(45,212,255,.09);
  border:1px solid var(--border-strong);
  margin-bottom:22px;
}
.eyebrow i{font-size:11px;}
.hero-title{
  font-size:clamp(34px,4.4vw,54px);
  font-weight:800;
  line-height:1.2;
  margin-bottom:20px;
}
.hero-title .k{
  background:linear-gradient(120deg,var(--cyan),var(--mint));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  font-size:17px;
  color:var(--text-2);
  max-width:620px;
  margin-bottom:30px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:var(--radius-pill);
  font-size:13.5px;color:var(--text-2);
  background:rgba(12,26,46,.66);border:1px solid var(--border);
}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint);}
.chip .dot.amber{background:var(--amber);box-shadow:0 0 10px var(--amber);}
.chip .dot.cyan{background:var(--cyan);box-shadow:0 0 10px var(--cyan);}

.glass-panel{
  background:var(--panel);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-card);
  padding:26px;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.panel-title{font-size:15px;font-weight:700;letter-spacing:.02em;}
.status{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;color:var(--mint);
  padding:5px 12px;border-radius:var(--radius-pill);
  background:rgba(57,242,194,.1);border:1px solid rgba(57,242,194,.3);
}
.status .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint);}
.panel-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 0;
  border-bottom:1px dashed rgba(70,200,255,.16);
  font-size:14px;
}
.panel-row:last-of-type{border-bottom:0;}
.panel-row .label{color:var(--text-3);}
.panel-row .value{font-family:var(--font-mono);color:var(--text);font-size:14.5px;letter-spacing:.02em;}
.panel-row .value.mint{color:var(--mint);}
.panel-row .value.amber{color:var(--amber);}
.progress-track{
  height:7px;border-radius:999px;background:rgba(45,212,255,.1);overflow:hidden;margin:16px 0 10px;
}
.progress-fill{
  height:100%;width:72%;border-radius:999px;
  background:linear-gradient(90deg,var(--cyan),var(--mint));
  box-shadow:0 0 16px rgba(45,212,255,.5);
}
.progress-note{font-size:12.5px;color:var(--text-3);}

/* ================= sections ================= */
.sec{padding:88px 0;position:relative;}
.sec.tight{padding:64px 0;}
.sec-head{max-width:760px;margin-bottom:46px;}
.sec-head h2{font-size:clamp(26px,3vw,36px);margin-bottom:16px;}
.sec-head p{color:var(--text-2);font-size:16px;}

.metrics{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.metric{
  padding:24px;
  border-radius:var(--radius-m);
  background:var(--panel);
  border:1px solid var(--border);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.metric:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--shadow-hover);}
.metric .num{
  font-family:var(--font-mono);
  font-size:32px;font-weight:700;
  color:var(--cyan);
  line-height:1.1;
  letter-spacing:.01em;
}
.metric .num.mint{color:var(--mint);}
.metric .num.amber{color:var(--amber);}
.metric h3{font-size:15px;margin:10px 0 6px;}
.metric p{font-size:13.5px;color:var(--text-3);line-height:1.7;}

.split-2{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:52px;
  align-items:start;
}
.sticky-side{position:sticky;top:150px;}
.sticky-side h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:16px;}
.sticky-side p{color:var(--text-2);font-size:15.5px;margin-bottom:24px;}

.rule-list{
  border-radius:var(--radius-m);
  border:1px solid var(--border);
  overflow:hidden;
  background:var(--panel-soft);
}
.rule-row{
  display:flex;align-items:flex-start;gap:18px;
  padding:20px 24px;
  border-bottom:1px solid rgba(70,200,255,.1);
  transition:background .25s ease,box-shadow .25s ease;
}
.rule-row:last-child{border-bottom:0;}
.rule-row:nth-child(odd){background:rgba(12,26,46,.5);}
.rule-row:hover{background:rgba(45,212,255,.08);box-shadow:inset 3px 0 0 var(--cyan);}
.rule-idx{
  font-family:var(--font-mono);
  font-size:13px;color:var(--cyan);
  padding-top:3px;flex-shrink:0;width:26px;
}
.rule-body h3{font-size:16.5px;margin-bottom:6px;}
.rule-body p{font-size:14px;color:var(--text-2);line-height:1.7;}
.rule-tag{
  margin-left:auto;flex-shrink:0;
  font-size:12.5px;padding:5px 13px;border-radius:var(--radius-pill);
  background:rgba(45,212,255,.1);color:var(--cyan);
  border:1px solid var(--border-strong);
  white-space:nowrap;
}
.rule-tag.mint{background:rgba(57,242,194,.1);color:var(--mint);border-color:rgba(57,242,194,.3);}
.rule-tag.amber{background:rgba(255,180,84,.1);color:var(--amber);border-color:rgba(255,180,84,.3);}

/* bento */
.bento{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:20px;
}
.bento-card{
  position:relative;
  border-radius:var(--radius-m);
  overflow:hidden;
  border:1px solid var(--border);
  background:var(--panel-solid);
  min-height:220px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.bento-card:hover{transform:translateY(-5px);border-color:var(--border-strong);box-shadow:var(--shadow-hover);}
.bento-card img{width:100%;height:100%;object-fit:cover;opacity:.72;transition:transform .5s ease,opacity .4s ease;}
.bento-card:hover img{transform:scale(1.05);opacity:.85;}
.bento-card .overlay{
  position:absolute;inset:auto 0 0 0;
  padding:22px;
  background:linear-gradient(180deg,transparent,rgba(7,13,26,.94));
}
.bento-card .overlay h3{font-size:17px;margin-bottom:6px;}
.bento-card .overlay p{font-size:13.5px;color:var(--text-2);}
.bento-card.span-3{grid-column:span 3;}
.bento-card.span-2{grid-column:span 2;}
.bento-card.tall{min-height:300px;}
.bento-card.txt{
  background:linear-gradient(150deg,rgba(45,212,255,.14),rgba(57,242,194,.06));
  border-color:var(--border-strong);
  display:flex;flex-direction:column;justify-content:center;gap:12px;padding:28px;
}
.bento-card.txt h3{font-size:20px;}
.bento-card.txt p{font-size:14px;color:var(--text-2);}

/* faq */
.faq-wrap{
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:52px;
  align-items:start;
}
.accordion-item{
  background:var(--panel);
  border:1px solid var(--border)!important;
  border-radius:var(--radius-m)!important;
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.accordion-item:hover{border-color:var(--border-strong)!important;}
.accordion-button{
  background:transparent!important;
  color:var(--text)!important;
  font-size:16px;
  font-weight:600;
  padding:20px 24px;
  box-shadow:none!important;
  gap:16px;
}
.accordion-button:not(.collapsed){
  color:var(--cyan)!important;
  background:rgba(45,212,255,.06)!important;
  box-shadow:inset 3px 0 0 var(--cyan)!important;
}
.accordion-button::after{
  content:"+";
  background-image:none!important;
  width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--border-strong);
  color:var(--cyan);
  font-size:17px;font-weight:600;
  transition:transform .3s ease,background .3s ease;
}
.accordion-button:not(.collapsed)::after{
  content:"−";
  transform:rotate(180deg);
  background:rgba(45,212,255,.16);
}
.accordion-body{
  padding:4px 24px 22px;
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.85;
  border-top:1px solid rgba(70,200,255,.1);
}

/* form */
.form-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:32px;
  align-items:start;
}
.form-card{
  padding:32px;
  border-radius:var(--radius-l);
  background:var(--panel);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border);
  box-shadow:var(--shadow-card);
}
.field{margin-bottom:20px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:9px;color:var(--text);}
.field label .req{color:var(--coral);margin-left:4px;}
.field input,.field select,.field textarea{
  width:100%;
  padding:13px 16px;
  border-radius:var(--radius-s);
  background:rgba(7,13,26,.66);
  border:1px solid var(--border);
  color:var(--text);
  font-size:14.5px;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.field textarea{min-height:120px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--cyan);
  background:rgba(7,13,26,.9);
  box-shadow:0 0 0 4px rgba(45,212,255,.14);
}
.field .hint{font-size:12.5px;color:var(--text-3);margin-top:7px;}
.field .hint.err{color:var(--coral);}
.field .hint.ok{color:var(--mint);}
.form-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.form-status{
  margin-top:18px;font-size:14px;padding:13px 16px;border-radius:var(--radius-s);
  display:none;
}
.form-status.show{display:block;}
.form-status.ok{background:rgba(57,242,194,.1);border:1px solid rgba(57,242,194,.32);color:var(--mint);}
.form-status.err{background:rgba(255,107,122,.1);border:1px solid rgba(255,107,122,.32);color:var(--coral);}

.side-card{
  padding:26px;
  border-radius:var(--radius-m);
  background:var(--panel-soft);
  border:1px solid var(--border);
  margin-bottom:18px;
}
.side-card h3{font-size:16px;margin-bottom:14px;}
.side-card ul li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--text-2);
  padding:9px 0;
  border-bottom:1px dashed rgba(70,200,255,.14);
}
.side-card ul li:last-child{border-bottom:0;}
.side-card ul li i{color:var(--cyan);font-size:13px;padding-top:5px;}

/* cta band */
.cta-band{
  position:relative;
  border-radius:var(--radius-l);
  padding:44px;
  background:
    linear-gradient(120deg,rgba(45,212,255,.14),rgba(57,242,194,.07)),
    var(--panel-solid);
  border:1px solid var(--border-strong);
  box-shadow:var(--shadow-card);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;border-radius:var(--radius-l);
  padding:1px;
  background:linear-gradient(120deg,rgba(45,212,255,.6),transparent 45%,rgba(57,242,194,.5));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:12px;}
.cta-band p{color:var(--text-2);font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0;}

/* footer */
.site-footer{
  margin-top:40px;
  background:rgba(7,13,26,.9);
  border-top:1px solid var(--border);
  padding:64px 0 0;
  position:relative;
  z-index:2;
}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo-mark{width:34px;height:34px;}
.footer-about{font-size:14px;color:var(--text-3);line-height:1.85;max-width:400px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{font-size:14px;color:var(--text-2);}
.footer-col ul li a:hover{color:var(--cyan);text-shadow:0 0 14px rgba(45,212,255,.6);}
.footer-bottom{
  border-top:1px solid rgba(70,200,255,.12);
  padding:22px 0 28px;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}

/* ================= responsive ================= */
@media (max-width:1200px){
  .hero-grid{gap:40px;}
  .split-2,.faq-wrap{gap:40px;}
}
@media (max-width:992px){
  .search-box.d-lg-flex{display:none;}
  .hero{padding:56px 0 52px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .split-2{grid-template-columns:1fr;}
  .sticky-side{position:static;}
  .faq-wrap{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .bento-card.span-3,.bento-card.span-2{grid-column:span 3;}
  .bento-card.tall{min-height:240px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px;}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;}
  .sec{padding:64px 0;}
  .glass-panel,.form-card,.bento-card{backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);}
}
@media (max-width:768px){
  .header-top-inner{height:62px;gap:12px;}
  .brand-text{font-size:18px;}
  .logo-mark{width:32px;height:32px;}
  .header-actions .btn-main{padding:10px 16px;font-size:14px;}
  .pill{padding:7px 16px;font-size:13.5px;}
  .hero-title{font-size:clamp(28px,7vw,36px);}
  .hero-sub{font-size:15.5px;}
  .sec,.sec.tight{padding:52px 0;}
  .sec-head{margin-bottom:32px;}
  .metrics{grid-template-columns:1fr;}
  .bento{grid-template-columns:1fr;gap:16px;}
  .bento-card.span-3,.bento-card.span-2{grid-column:span 1;}
  .bento-card{min-height:200px;}
  .rule-row{flex-wrap:wrap;gap:12px;padding:18px;}
  .rule-tag{margin-left:0;}
  .container-x{padding:0 18px;}
  .form-card{padding:22px;}
  .cta-band{padding:26px;}
  .footer-main{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;font-size:12.5px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{flex:1 1 auto;justify-content:center;}
}
@media (max-width:520px){
  .hero-cta .btn-main,.hero-cta .btn-ghost{width:100%;justify-content:center;}
  .hero-meta{gap:8px;}
  .chip{font-size:12.5px;padding:6px 12px;}
  .metric .num{font-size:28px;}
  .mobile-links{grid-template-columns:1fr;}
  .accordion-button{font-size:15px;padding:16px 18px;}
  .accordion-body{padding:4px 18px 18px;}
}