/* roulang page: index */
:root{
  --lime:#B6FF3B;
  --violet:#7B61FF;
  --coral:#FF6B4A;
  --bg:#0C0D10;
  --bg-2:#101216;
  --card:#15171D;
  --panel:#1D2027;
  --text:#F4F7F5;
  --text-2:#A7B0BD;
  --text-3:#6F7885;
  --line:rgba(255,255,255,.09);
  --ok:#22C55E;
  --warn:#F59E0B;
  --err:#EF4444;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --shadow:0 8px 24px rgba(0,0,0,.28);
  --container:1220px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);letter-spacing:.02em}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid var(--line)}
.brandbar{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}
.logo{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;letter-spacing:.01em}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  background:linear-gradient(135deg,var(--lime),var(--violet));
  color:#0B0C0E;font-weight:900;font-size:17px;
  display:grid;place-items:center;box-shadow:0 0 0 1px rgba(182,255,59,.25);
}
.logo small{display:block;font-size:11.5px;font-weight:500;color:var(--text-3);letter-spacing:.12em}
.toolbar{display:flex;align-items:center;gap:10px}
.toolbar .btn{padding:10px 18px;font-size:14px}
.channelbar{border-top:1px solid var(--line)}
.channel-wrap{position:relative}
.channel-list{display:flex;align-items:center;gap:6px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  white-space:nowrap;padding:8px 16px;border-radius:999px;font-size:14.5px;font-weight:500;
  color:var(--text-2);border:1px solid transparent;transition:color .2s,border-color .2s,background .2s;
}
.channel:hover{color:var(--violet);border-color:rgba(123,97,255,.45)}
.channel.active{color:var(--lime);border-color:rgba(182,255,59,.5);background:rgba(182,255,59,.07)}
@media (max-width:991px){
  .channel-wrap::after{
    content:"";position:absolute;top:0;right:0;bottom:0;width:56px;pointer-events:none;
    background:linear-gradient(90deg,rgba(12,13,16,0),var(--bg));
  }
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--lime);color:#0B0C0E}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(182,255,59,.35),0 8px 24px rgba(182,255,59,.18)}
.btn-outline{background:transparent;color:var(--lime);border-color:rgba(182,255,59,.55)}
.btn-outline:hover{background:rgba(182,255,59,.08);transform:translateY(-2px)}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(255,107,74,.28)}
.btn-ghost{background:transparent;color:var(--text-2);border-color:var(--line)}
.btn-ghost:hover{color:var(--text);border-color:rgba(167,176,189,.5);transform:translateY(-2px)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-block{width:100%}

/* ---------- badges / tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1.7;border:1px solid transparent;
}
.badge-lime{background:rgba(182,255,59,.12);color:var(--lime);border-color:rgba(182,255,59,.35)}
.badge-violet{background:rgba(123,97,255,.14);color:#B7A9FF;border-color:rgba(123,97,255,.4)}
.badge-coral{background:rgba(255,107,74,.14);color:#FF9C86;border-color:rgba(255,107,74,.4)}
.badge-muted{background:rgba(255,255,255,.05);color:var(--text-2);border-color:var(--line)}
.tag{
  position:absolute;padding:5px 13px;border-radius:999px;font-size:12.5px;font-weight:700;
  backdrop-filter:blur(4px);
}
.tag-lime{background:rgba(182,255,59,.92);color:#0B0C0E}
.tag-coral{background:rgba(255,107,74,.92);color:#fff}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:76px 0 68px}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;opacity:.5;
  background-image:
    radial-gradient(720px 380px at 82% 8%,rgba(123,97,255,.28),transparent 62%),
    radial-gradient(620px 360px at 8% 92%,rgba(182,255,59,.12),transparent 66%),
    linear-gradient(180deg,rgba(12,13,16,.7),rgba(12,13,16,1)),
    url('/assets/images/backpic/back-2.png');
  background-size:cover,cover,cover,cover;
  background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:9px;padding:6px 15px;border-radius:999px;
  background:rgba(182,255,59,.09);border:1px solid rgba(182,255,59,.32);
  color:var(--lime);font-size:13px;font-weight:600;margin-bottom:22px;
}
.hero-eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:block;box-shadow:0 0 0 4px rgba(182,255,59,.16)}
h1{
  font-size:clamp(30px,4vw,52px);font-weight:800;line-height:1.25;letter-spacing:-.01em;
  margin-bottom:20px;
}
h1 em{font-style:normal;color:var(--lime)}
.hero-sub{font-size:17.5px;color:var(--text-2);max-width:560px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-facts{display:flex;flex-wrap:wrap;gap:28px}
.hero-fact strong{display:block;font-family:var(--mono);font-size:24px;color:var(--lime);line-height:1.3}
.hero-fact span{font-size:13.5px;color:var(--text-3)}
.hero-visual{position:relative}
.hero-frame{
  position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);aspect-ratio:4/3;
}
.hero-frame img{width:100%;height:100%;object-fit:cover}
.hero-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,13,16,.05),rgba(12,13,16,.72));
}
.hero-tag-1{top:20px;left:20px}
.hero-tag-2{bottom:20px;right:20px}
.hero-frame{border-image:none}
.hero-frame::before{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  border-radius:20px;border:1px solid rgba(182,255,59,.28);
  box-shadow:inset 0 0 60px rgba(123,97,255,.18);
}

/* ---------- status bar ---------- */
.statusbar{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.statusbar-inner{display:flex;flex-wrap:wrap;align-items:center;gap:20px 40px;padding:18px 24px}
.status-item{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--text-2)}
.status-item strong{color:var(--text);font-weight:600}
.status-label{color:var(--text-3);font-size:13px}
.dot{width:8px;height:8px;border-radius:50%;display:block;flex:0 0 8px}
.dot-ok{background:var(--ok);box-shadow:0 0 0 4px rgba(34,197,94,.16)}
.status-link{margin-left:auto;color:var(--lime);font-size:14.5px;font-weight:600;border-bottom:1px dashed rgba(182,255,59,.5)}
.status-link:hover{color:#fff;border-color:#fff}

/* ---------- section shell ---------- */
.section{padding:92px 0}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:740px;margin-bottom:46px}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;
  letter-spacing:.16em;color:var(--lime);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);display:block}
h2{font-size:clamp(25px,3vw,34px);font-weight:700;line-height:1.3;margin-bottom:14px}
.section-head p{color:var(--text-2);font-size:16px}
h3{font-size:20px;font-weight:600;line-height:1.45}

/* ---------- timeline ---------- */
.timeline{position:relative;padding:8px 0}
.timeline::before{
  content:"";position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translateX(-50%);
  background:linear-gradient(180deg,var(--lime),var(--violet));
  opacity:.75;
}
.tl-item{position:relative;width:50%;padding:0 48px 40px 0}
.tl-item:nth-child(even){margin-left:50%;padding:0 0 40px 48px}
.tl-item::before{
  content:"";position:absolute;top:26px;width:14px;height:14px;border-radius:50%;
  background:var(--bg);border:2px solid var(--lime);
}
.tl-item:nth-child(odd)::before{right:-7px}
.tl-item:nth-child(even)::before{left:-7px}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;transition:transform .22s,border-color .22s,box-shadow .22s;
}
.tl-card:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4);box-shadow:var(--shadow)}
.tl-time{display:inline-block;font-size:14px;font-weight:700;color:var(--lime);margin-bottom:10px}
.tl-card h3{margin-bottom:8px;font-size:19px}
.tl-card p{font-size:15px;color:var(--text-2);margin-bottom:14px}

/* ---------- guests ---------- */
.guest-grid{display:grid;grid-template-columns:1.45fr 1fr;grid-template-rows:auto auto;gap:22px}
.guest-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s,border-color .22s,box-shadow .22s;
}
.guest-card:hover{transform:translateY(-2px);border-color:rgba(123,97,255,.45);box-shadow:var(--shadow)}
.guest-main{grid-row:span 2}
.guest-cover{aspect-ratio:16/10;overflow:hidden;background:var(--panel)}
.guest-main .guest-cover{aspect-ratio:16/11}
.guest-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.guest-card:hover .guest-cover img{transform:scale(1.04)}
.guest-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:9px}
.guest-body h3{font-size:20px}
.guest-role{font-size:13.5px;color:var(--lime);font-weight:600}
.guest-body p{font-size:14.5px;color:var(--text-2)}

/* ---------- tickets ---------- */
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.ticket-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 26px;display:flex;flex-direction:column;gap:16px;
  transition:transform .22s,border-color .22s,box-shadow .22s;
}
.ticket-card:hover{transform:translateY(-3px);border-color:rgba(182,255,59,.4);box-shadow:var(--shadow)}
.ticket-featured{
  border-color:rgba(255,107,74,.55);
  box-shadow:0 0 0 1px rgba(255,107,74,.25),0 12px 32px rgba(255,107,74,.14);
  background:linear-gradient(180deg,rgba(255,107,74,.09),rgba(21,23,29,1) 46%);
}
.ticket-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.ticket-name{font-size:18px;font-weight:700}
.ticket-price{font-size:26px;font-weight:800;color:var(--lime);line-height:1.2}
.ticket-featured .ticket-price{color:var(--coral)}
.ticket-price small{font-size:13px;font-weight:500;color:var(--text-3);margin-left:6px}
.ticket-list{display:flex;flex-direction:column;gap:10px;font-size:14.5px;color:var(--text-2)}
.ticket-list li{display:flex;gap:10px;align-items:flex-start}
.ticket-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);margin-top:9px;flex:0 0 6px}
.ticket-featured .ticket-list li::before{background:var(--coral)}
.ticket-card .btn{margin-top:auto}

/* ---------- signup ---------- */
.signup-wrap{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:44px;position:relative;overflow:hidden;
}
.signup-wrap::before{
  content:"";position:absolute;top:-120px;right:-80px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(123,97,255,.28),transparent 68%);
}
.signup-intro{position:relative;z-index:1}
.signup-intro h2{margin-bottom:14px}
.signup-intro p{color:var(--text-2);font-size:15.5px;margin-bottom:24px}
.signup-points{display:flex;flex-direction:column;gap:12px;font-size:14.5px;color:var(--text-2)}
.signup-points li{display:flex;gap:10px;align-items:flex-start}
.signup-points li::before{content:"✓";color:var(--lime);font-weight:700}
.signup-form{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field-full{grid-column:1/-1}
.field label{font-size:14px;color:var(--text-2)}
.field label span{color:var(--coral)}
.field input,.field select,.field textarea{
  background:#0E1014;border:1px solid var(--line);border-radius:var(--r-input);
  padding:12px 14px;font-size:15px;transition:border-color .2s,box-shadow .2s;
  width:100%;
}
.field textarea{resize:vertical;min-height:88px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(182,255,59,.14);
}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.code-row{display:grid;grid-template-columns:1fr auto;gap:10px}
.code-row .btn{padding:12px 18px;font-size:14px}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--text-2)}
.agree input{width:17px;height:17px;margin-top:4px;accent-color:var(--lime);flex:0 0 17px}
.form-note{font-size:13px;color:var(--text-3)}
.form-msg{font-size:14px;display:none}
.form-msg.ok{display:block;color:var(--ok)}
.form-msg.err{display:block;color:var(--err)}

/* ---------- news ---------- */
.news-layout{display:grid;grid-template-columns:1.08fr 1fr;gap:26px}
.news-feature{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  transition:transform .22s,border-color .22s,box-shadow .22s;
}
.news-feature:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4);box-shadow:var(--shadow)}
.news-feature-cover{aspect-ratio:16/9;overflow:hidden;background:var(--panel)}
.news-feature-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-feature:hover .news-feature-cover img{transform:scale(1.04)}
.news-feature-body{padding:26px 28px 30px;display:flex;flex-direction:column;gap:12px}
.news-feature-body h3{font-size:22px}
.news-feature:hover h3{color:var(--lime)}
.news-feature-body p{font-size:15px;color:var(--text-2)}
.news-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-3);margin-top:auto}
.news-list{display:flex;flex-direction:column;gap:16px}
.news-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;display:flex;flex-direction:column;gap:9px;
  transition:transform .22s,border-color .22s,box-shadow .22s;
}
.news-item:hover{transform:translateY(-2px);border-color:rgba(123,97,255,.45);box-shadow:var(--shadow)}
.news-item h3{font-size:17.5px}
.news-item:hover h3{color:var(--lime)}
.news-item p{font-size:14.5px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);background:var(--card);
  padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-icon{font-size:30px;color:var(--lime);line-height:1}
.empty-state p{color:var(--text-2);font-size:15px}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;font-size:17px;font-weight:600;transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--lime)}
.faq-icon{
  position:relative;width:22px;height:22px;flex:0 0 22px;border-radius:50%;
  border:1px solid rgba(182,255,59,.5);transition:transform .2s,background .2s;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--lime);border-radius:2px;
}
.faq-icon::before{left:50%;top:5px;bottom:5px;width:2px;transform:translateX(-50%)}
.faq-icon::after{top:50%;left:5px;right:5px;height:2px;transform:translateY(-50%)}
.faq-item[open] .faq-icon{background:rgba(182,255,59,.15);transform:rotate(180deg)}
.faq-item[open] .faq-icon::before{opacity:0}
.faq-answer{padding:0 4px 24px;color:var(--text-2);font-size:15px;max-width:860px}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:800;margin-bottom:14px}
.footer-col p{font-size:14px;color:var(--text-2);max-width:330px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-links{display:flex;flex-direction:column;gap:11px;font-size:14.5px;color:var(--text-2)}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:12px;font-size:13.5px;color:var(--text-3);
}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- mobile cta ---------- */
.mobile-cta{display:none}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hero-grid{gap:40px}
  .guest-grid{grid-template-columns:1.3fr 1fr}
}
@media (max-width:991px){
  .section{padding:72px 0}
  .hero{padding:56px 0 52px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-sub{max-width:none}
  .timeline::before{left:12px}
  .tl-item,.tl-item:nth-child(even){width:100%;margin-left:0;padding:0 0 26px 40px}
  .tl-item:nth-child(odd)::before,.tl-item:nth-child(even)::before{left:5px;right:auto;top:24px}
  .guest-grid{grid-template-columns:1fr 1fr}
  .guest-main{grid-row:auto;grid-column:1/-1}
  .ticket-grid{grid-template-columns:1fr;gap:18px}
  .signup-wrap{grid-template-columns:1fr;padding:34px 28px}
  .news-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  body{font-size:15.5px;padding-bottom:72px}
  .container{padding:0 18px}
  .section{padding:56px 0}
  .brandbar{min-height:62px;gap:12px}
  .logo{font-size:16.5px}
  .logo small{font-size:10.5px}
  .toolbar .btn{padding:9px 14px;font-size:13px}
  .toolbar .btn-ghost{display:none}
  h1{font-size:29px}
  .hero-actions .btn{width:100%}
  .hero-facts{gap:20px}
  .statusbar-inner{padding:16px 18px;gap:14px 24px}
  .status-link{margin-left:0;width:100%}
  .signup-form{grid-template-columns:1fr}
  .guest-grid{grid-template-columns:1fr}
  .news-feature-body,.tl-card{padding:20px 20px}
  .faq-item summary{font-size:16px;padding:18px 2px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .mobile-cta{
    display:flex;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:70;
    padding:10px 16px;background:rgba(12,13,16,.97);border-top:1px solid var(--line);
  }
  .mobile-cta .btn{flex:1;padding:12px 10px;font-size:14.5px}
}
@media (max-width:480px){
  .section{padding:46px 0}
  h1{font-size:26px}
  h2{font-size:22px}
  .hero-frame{aspect-ratio:4/3}
  .ticket-card{padding:22px 20px}
  .news-item{padding:18px 18px}
}

/* roulang page: article */
:root{
  --lime:#B6FF3B;
  --violet:#7B61FF;
  --coral:#FF6B4A;
  --bg:#0C0D10;
  --bg-2:#101216;
  --card:#15171D;
  --panel:#1D2027;
  --text:#F4F7F5;
  --text-2:#A7B0BD;
  --text-3:#6F7885;
  --line:rgba(255,255,255,0.09);
  --ok:#22C55E;
  --warn:#F59E0B;
  --err:#EF4444;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(0,0,0,0.28);
  --shadow-lime:0 8px 24px rgba(182,255,59,0.18);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --mono:"DIN Alternate","Roboto Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
a:hover{color:var(--lime)}
img{max-width:100%;display:block;border-radius:12px}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text)}
p{margin:0 0 1em}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.brandbar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.logo{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:800;letter-spacing:.2px}
.logo-mark{
  width:38px;height:38px;flex:none;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--lime),#7fe000);
  color:#0C0D10;font-weight:900;font-size:19px;
}
.logo small{display:block;font-size:12px;font-weight:400;color:var(--text-3);letter-spacing:.4px;line-height:1.5}
.toolbar{display:flex;align-items:center;gap:10px}
.channelbar{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.channel-wrap{position:relative;display:flex;align-items:center;min-height:48px}
.channel-list{
  display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;
  padding:4px 0;
}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  white-space:nowrap;padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--text-2);border:1px solid transparent;
}
.channel:hover{color:var(--violet);border-color:rgba(123,97,255,.45)}
.channel.active{color:var(--lime);border-color:rgba(182,255,59,.55);background:rgba(182,255,59,.07)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 20px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--lime);color:#0C0D10;box-shadow:0 4px 14px rgba(182,255,59,.14)}
.btn-primary:hover{background:#c4ff5e;color:#0C0D10;box-shadow:0 0 0 1px rgba(182,255,59,.35),var(--shadow-lime)}
.btn-outline{background:transparent;color:var(--lime);border-color:rgba(182,255,59,.5)}
.btn-outline:hover{background:rgba(182,255,59,.1);color:var(--lime)}
.btn-accent{background:var(--coral);color:#fff;box-shadow:0 6px 18px rgba(255,107,74,.22)}
.btn-accent:hover{background:#ff8163;color:#fff}
.btn-ghost{background:transparent;color:var(--text-2);border-color:var(--line)}
.btn-ghost:hover{color:var(--text);border-color:rgba(255,255,255,.24)}
.btn:disabled,.btn.disabled{opacity:.45;cursor:not-allowed;transform:none}

/* ---------- article head ---------- */
.crumb{padding:22px 0 0;font-size:13px;color:var(--text-3)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--text-3)}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--lime)}
.article-head{padding:26px 0 30px;border-bottom:1px solid var(--line)}
.article-tagline{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:13px;color:var(--lime);
  background:rgba(182,255,59,.08);border:1px solid rgba(182,255,59,.32);
}
.article-head h1{
  margin:16px 0 14px;
  font-size:clamp(28px,4.4vw,44px);
  font-weight:800;line-height:1.28;letter-spacing:.2px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13.5px;color:var(--text-3)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta b{color:var(--text-2);font-weight:500}

/* ---------- layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:56px;padding:44px 0 72px;align-items:start;
}
.article-main{max-width:820px;min-width:0}
.article-visual{margin-bottom:32px}
.article-visual img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line)}
.article-visual figcaption{margin-top:10px;font-size:13px;color:var(--text-3)}

/* ---------- article body ---------- */
.article-body{font-size:17px;line-height:1.85;color:var(--text-2)}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  position:relative;margin:44px 0 16px;padding-left:16px;
  font-size:clamp(22px,2.6vw,30px);line-height:1.35;color:var(--text);font-weight:700;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--lime),var(--violet));
}
.article-body h3{margin:32px 0 12px;font-size:21px;color:var(--text);font-weight:600}
.article-body h4{margin:26px 0 10px;font-size:18px;color:var(--text);font-weight:600}
.article-body p{margin:0 0 1em;color:var(--text-2)}
.article-body strong{color:var(--text)}
.article-body a{color:var(--lime);border-bottom:1px solid rgba(182,255,59,.3)}
.article-body a:hover{color:#d0ff7a;border-bottom-color:#d0ff7a}
.article-body img{border-radius:12px;margin:22px 0;border:1px solid var(--line)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0;list-style:none}
.article-body ul li,.article-body ol li{position:relative;padding-left:26px;margin-bottom:10px;color:var(--text-2)}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.68em;width:7px;height:7px;border-radius:2px;
  background:var(--lime);box-shadow:0 0 0 3px rgba(182,255,59,.12);
}
.article-body ol{counter-reset:olist}
.article-body ol li{counter-increment:olist}
.article-body ol li::before{
  content:counter(olist);position:absolute;left:0;top:.15em;
  width:19px;height:19px;border-radius:6px;display:grid;place-items:center;
  font-family:var(--mono);font-size:12px;font-weight:700;
  color:var(--lime);background:rgba(182,255,59,.1);border:1px solid rgba(182,255,59,.3);
}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;border-left:4px solid var(--violet);
  background:var(--panel);border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body figure{margin:24px 0}
.article-body figcaption{margin-top:10px;font-size:13px;color:var(--text-3);text-align:center}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);text-align:left}
.article-body th{background:var(--panel);color:var(--text);font-weight:600}
.article-body code{
  font-family:var(--mono);font-size:14px;padding:2px 6px;border-radius:6px;
  background:var(--panel);color:var(--lime);
}
.article-body pre{
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:none;padding:0}

/* ---------- mobile toc ---------- */
.toc-mobile{display:none;margin-bottom:26px}
.toc-mobile details{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:14px 18px}
.toc-mobile summary{cursor:pointer;font-weight:600;color:var(--text);font-size:15px}
.toc-mobile ul{list-style:none;margin-top:12px;display:grid;gap:8px}
.toc-mobile a{font-size:14px;color:var(--text-2)}
.toc-mobile a:hover{color:var(--lime)}

/* ---------- sidebar ---------- */
.sidebar{position:sticky;top:96px;display:grid;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:22px}
.side-card h3{
  font-size:15px;letter-spacing:.6px;color:var(--text);
  display:flex;align-items:center;gap:8px;margin-bottom:14px;
}
.side-card h3::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--lime)}
.toc-list{list-style:none;display:grid;gap:4px}
.toc-list a{display:block;padding:8px 10px;border-radius:8px;font-size:14.5px;color:var(--text-2);border-left:2px solid transparent}
.toc-list a:hover{color:var(--lime);background:rgba(182,255,59,.06);border-left-color:var(--lime)}
.reco-list{list-style:none;display:grid;gap:14px}
.reco-item{display:grid;grid-template-columns:72px 1fr;gap:12px;align-items:start}
.reco-item img{width:72px;height:56px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}
.reco-item h4{font-size:14.5px;line-height:1.5;font-weight:600;color:var(--text)}
.reco-item:hover h4{color:var(--lime)}
.reco-item time{font-size:12px;color:var(--text-3);font-family:var(--mono)}
.tagbox{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;padding:6px 12px;border-radius:var(--r-pill);
  font-size:13px;color:var(--text-2);border:1px solid var(--line);background:var(--bg-2);
}
.tag:hover{color:var(--lime);border-color:rgba(182,255,59,.45)}
.side-cta{background:linear-gradient(150deg,rgba(123,97,255,.16),rgba(182,255,59,.08));border:1px solid rgba(123,97,255,.32)}
.side-cta p{font-size:14px;color:var(--text-2);margin-bottom:14px}
.side-cta .btn{width:100%}

/* ---------- pager ---------- */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:44px}
.pager a{
  display:block;padding:18px 20px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);transition:border-color .2s ease,transform .2s ease;
}
.pager a:hover{border-color:rgba(182,255,59,.4);transform:translateY(-2px)}
.pager span{display:block;font-size:12.5px;color:var(--text-3);margin-bottom:6px}
.pager strong{font-size:15px;font-weight:600;color:var(--text);line-height:1.55}

/* ---------- related ---------- */
.related{padding:0 0 80px}
.sec-head{margin-bottom:26px}
.sec-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35}
.sec-head p{margin-top:8px;font-size:15px;color:var(--text-3)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4);box-shadow:var(--shadow)}
.post-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;border-bottom:1px solid var(--line)}
.post-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card .chip{
  align-self:flex-start;font-size:12px;padding:3px 10px;border-radius:var(--r-pill);
  color:var(--violet);background:rgba(123,97,255,.12);border:1px solid rgba(123,97,255,.32);
}
.post-card h3{font-size:17px;line-height:1.5;font-weight:600}
.post-card:hover h3{color:var(--lime)}
.post-card p{font-size:14px;color:var(--text-3);margin:0}
.post-card time{font-size:12.5px;color:var(--text-3);font-family:var(--mono);margin-top:auto}

/* ---------- empty ---------- */
.empty-state{
  background:var(--card);border:1px dashed rgba(255,255,255,.18);border-radius:var(--r-card);
  padding:56px 28px;text-align:center;
}
.empty-state .dot{
  width:52px;height:52px;margin:0 auto 18px;border-radius:16px;display:grid;place-items:center;
  font-size:22px;color:var(--lime);background:rgba(182,255,59,.1);border:1px solid rgba(182,255,59,.3);
}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--text-3);font-size:15px;margin-bottom:22px}

/* ---------- bottom cta ---------- */
.bottom-cta{
  margin:0 0 80px;padding:38px 32px;border-radius:var(--r-card);
  background:linear-gradient(120deg,rgba(182,255,59,.1),rgba(123,97,255,.12));
  border:1px solid rgba(182,255,59,.24);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
}
.bottom-cta h2{font-size:clamp(20px,2.3vw,26px);font-weight:700;margin-bottom:8px}
.bottom-cta p{margin:0;color:var(--text-2);font-size:15px}
.bottom-cta .actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:64px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;margin-bottom:14px}
.footer-col p{font-size:14px;color:var(--text-3);line-height:1.8;max-width:34ch;margin:0}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:var(--text-3)}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-2)}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:40px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
}
@media (max-width:991px){
  .article-layout{grid-template-columns:1fr;gap:36px;padding:34px 0 60px}
  .article-main{max-width:none}
  .sidebar{position:static;order:2}
  .toc-mobile{display:block}
  .toc-desktop{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .brandbar{min-height:64px;flex-wrap:wrap;gap:12px;padding:10px 0}
  .logo{font-size:17px}
  .toolbar{width:100%;justify-content:flex-start;flex-wrap:wrap}
  .channel-wrap::after{
    content:"";position:absolute;right:0;top:0;bottom:0;width:42px;pointer-events:none;
    background:linear-gradient(90deg,rgba(16,18,22,0),var(--bg-2));
  }
  .related-grid{grid-template-columns:1fr}
  .pager{grid-template-columns:1fr}
  .bottom-cta{padding:28px 20px}
  .bottom-cta .actions{width:100%}
  .bottom-cta .actions .btn{flex:1}
  .article-head{padding:20px 0 24px}
  .article-body{font-size:16px;line-height:1.82}
}
@media (max-width:519px){
  .footer-grid{grid-template-columns:1fr}
  .article-meta{gap:8px 16px}
  .side-card{padding:18px}
}

/* roulang page: category1 */
:root{
  --lime:#B6FF3B;
  --lime-soft:rgba(182,255,59,.14);
  --purple:#7B61FF;
  --purple-soft:rgba(123,97,255,.16);
  --coral:#FF6B4A;
  --coral-soft:rgba(255,107,74,.14);
  --bg:#0C0D10;
  --bg-2:#101216;
  --card:#15171D;
  --panel:#1D2027;
  --text:#F4F7F5;
  --muted:#A7B0BD;
  --weak:#6F7885;
  --border:rgba(255,255,255,.09);
  --ok:#22C55E;
  --warn:#F59E0B;
  --err:#EF4444;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --shadow:0 8px 24px rgba(0,0,0,.28);
  --shadow-hover:0 12px 30px rgba(0,0,0,.4);
  --container:1240px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:12px}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.mono{font-family:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.02em}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid var(--border)}
.brandbar{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:70px;padding:12px 0}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{width:40px;height:40px;flex:none;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--lime),var(--purple));color:#0C0D10;font-weight:800;font-size:19px}
.logo>span:last-child{display:flex;flex-direction:column;font-weight:800;font-size:18px;line-height:1.25;letter-spacing:.01em}
.logo small{font-weight:400;font-size:12px;color:var(--weak);letter-spacing:.06em;margin-top:2px}
.toolbar{display:flex;align-items:center;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);padding:11px 20px;font-size:15px;font-weight:600;border:1px solid transparent;transition:all .2s ease;white-space:nowrap}
.btn-primary{background:var(--lime);color:#0C0D10}
.btn-primary:hover{box-shadow:0 0 0 1px rgba(182,255,59,.35),0 8px 24px rgba(182,255,59,.18);transform:translateY(-1px)}
.btn-outline{border-color:rgba(182,255,59,.5);color:var(--lime);background:transparent}
.btn-outline:hover{background:var(--lime-soft);border-color:var(--lime);transform:translateY(-1px)}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{box-shadow:0 0 0 1px rgba(255,107,74,.35),0 8px 24px rgba(255,107,74,.22);transform:translateY(-1px)}
.btn-ghost{border-color:var(--border);color:var(--muted);background:transparent}
.btn-ghost:hover{color:var(--lime);border-color:rgba(182,255,59,.45)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.channelbar{border-top:1px solid var(--border);background:var(--bg-2)}
.channel-wrap{position:relative}
.channel-list{display:flex;align-items:center;gap:8px;min-height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{position:relative;flex:none;padding:8px 16px;border-radius:999px;font-size:15px;font-weight:500;color:var(--muted);border:1px solid transparent;transition:all .2s ease}
.channel:hover{color:var(--purple);border-color:rgba(123,97,255,.45)}
.channel.active{color:var(--lime);border-color:rgba(182,255,59,.55);background:var(--lime-soft);font-weight:600}
.channel-wrap::after{content:"";position:absolute;top:0;right:0;width:60px;height:100%;background:linear-gradient(90deg,rgba(16,18,22,0),var(--bg-2));pointer-events:none}

/* ============ 通用板块 ============ */
main{display:block}
.section{padding:88px 0}
.section-sm{padding:64px 0}
.section-alt{background:var(--bg-2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.12em;color:var(--lime);text-transform:uppercase;font-weight:600;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--lime);display:inline-block}
h1,h2,h3,h4{font-weight:700;line-height:1.3}
h2{font-size:32px;margin-bottom:14px}
h3{font-size:21px;font-weight:600;line-height:1.4}
.lead{color:var(--muted);font-size:17px;line-height:1.85}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;border:1px solid var(--border);color:var(--muted);background:var(--card)}
.badge-lime{color:var(--lime);border-color:rgba(182,255,59,.4);background:var(--lime-soft)}
.badge-purple{color:#B9AAFF;border-color:rgba(123,97,255,.45);background:var(--purple-soft)}
.badge-coral{color:#FF9C86;border-color:rgba(255,107,74,.45);background:var(--coral-soft)}
.badge-ok{color:#7BE7A3;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.12)}

/* ============ 页头 Hero ============ */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--border);background:var(--bg-2)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(12,13,16,.86),rgba(12,13,16,.94)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 78% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 78% 30%,#000 0%,transparent 72%);
}
.page-hero .container{position:relative;z-index:2;padding-top:52px;padding-bottom:56px}
.hero-glow{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none;z-index:1}
.glow-a{width:340px;height:340px;background:rgba(123,97,255,.5);top:-120px;right:6%}
.glow-b{width:260px;height:260px;background:rgba(182,255,59,.28);bottom:-140px;left:2%}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--weak);margin-bottom:20px;flex-wrap:wrap}
.crumbs a:hover{color:var(--lime)}
.crumbs span{color:var(--weak)}
.page-hero h1{font-size:clamp(30px,4.4vw,50px);font-weight:800;line-height:1.22;max-width:900px;letter-spacing:-.01em}
.page-hero h1 em{font-style:normal;color:var(--lime)}
.page-hero .lead{max-width:760px;margin-top:18px;font-size:17px}

/* 入口状态条 */
.status-bar{margin-top:34px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden}
.status-cell{background:rgba(21,23,29,.86);padding:18px 20px;display:flex;flex-direction:column;gap:6px;min-width:0}
.status-cell .k{font-size:12.5px;color:var(--weak);letter-spacing:.05em}
.status-cell .v{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(34,197,94,.16);flex:none}
.dot.warn{background:var(--warn);box-shadow:0 0 0 4px rgba(245,158,11,.16)}

/* ============ 搜索/快捷条 ============ */
.quickbar{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.search-box{flex:1 1 340px;display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--border);border-radius:999px;padding:6px 6px 6px 20px;transition:border-color .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:rgba(182,255,59,.6);box-shadow:0 0 0 4px rgba(182,255,59,.1)}
.search-box input{flex:1;min-width:0;background:transparent;border:none;outline:none;font-size:15px;color:var(--text);padding:10px 0}
.search-box input::placeholder{color:var(--weak)}
.search-box .btn{padding:10px 22px}
.quick-links{display:flex;gap:10px;flex-wrap:wrap}
.quick-links a{font-size:14px;color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:8px 16px}
.quick-links a:hover{color:var(--lime);border-color:rgba(182,255,59,.45);background:var(--lime-soft)}

/* ============ 步骤区（锚点 + 步骤卡） ============ */
.guide-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:36px;align-items:start}
.toc{position:sticky;top:132px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow)}
.toc h4{font-size:13px;letter-spacing:.12em;color:var(--weak);font-weight:600;margin-bottom:14px}
.toc ol{list-style:none;display:flex;flex-direction:column;gap:2px;counter-reset:toc}
.toc a{display:flex;gap:10px;align-items:baseline;padding:9px 10px;border-radius:10px;font-size:14.5px;color:var(--muted);border-left:2px solid transparent}
.toc a:hover{background:var(--panel);color:var(--lime);border-left-color:var(--lime)}
.toc .toc-num{font-size:12px;color:var(--weak);width:20px;flex:none}

.steps{display:flex;flex-direction:column;gap:18px}
.step-card{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);padding:26px 26px 26px 88px;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease}
.step-card:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4)}
.step-num{position:absolute;left:26px;top:26px;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-weight:800;font-size:16px;color:var(--lime);border:1px solid rgba(182,255,59,.5);background:var(--lime-soft)}
.step-card h3{margin-bottom:8px}
.step-card p{color:var(--muted);font-size:15.5px}
.step-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.step-note{margin-top:14px;border-left:3px solid var(--purple);background:var(--purple-soft);border-radius:0 10px 10px 0;padding:12px 16px;font-size:14.5px;color:#CFC6FF}

/* ============ 状态对照 ============ */
.state-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.state-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-card);padding:24px;display:flex;flex-direction:column;gap:12px}
.state-card p{color:var(--muted);font-size:15px}
.state-card .state-head{display:flex;align-items:center;justify-content:space-between;gap:12px}

/* ============ 图文安全区 ============ */
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px;align-items:center}
.media-frame{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}
.media-frame img{width:100%;height:100%;object-fit:cover;border-radius:0;aspect-ratio:16/11}
.media-frame .tag-float{position:absolute;left:18px;bottom:18px}
.check-list{list-style:none;display:flex;flex-direction:column;gap:14px;margin-top:22px}
.check-list li{position:relative;padding-left:32px;color:var(--muted);font-size:15.5px}
.check-list li::before{content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:5px;border:1px solid rgba(182,255,59,.6);background:var(--lime-soft)}
.check-list li::after{content:"";position:absolute;left:5px;top:13px;width:6px;height:9px;border-right:2px solid var(--lime);border-bottom:2px solid var(--lime);transform:rotate(40deg)}
.check-list strong{color:var(--text);font-weight:600}

/* ============ 提示条 ============ */
.alert{display:flex;gap:16px;align-items:flex-start;border:1px solid rgba(255,107,74,.45);background:var(--coral-soft);border-radius:var(--r-card);padding:22px 24px;margin-top:36px}
.alert .alert-icon{flex:none;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:rgba(255,107,74,.22);color:#FF9C86;font-weight:800}
.alert strong{display:block;margin-bottom:6px}
.alert p{color:var(--muted);font-size:15px}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{border:1px solid var(--border);border-radius:14px;background:var(--card);overflow:hidden;transition:border-color .2s ease}
.faq-item:hover{border-color:rgba(182,255,59,.35)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 22px;font-size:17px;font-weight:600;color:var(--text)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:none;color:var(--lime);font-size:22px;line-height:1;font-weight:700;transition:transform .2s ease}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ============ CTA ============ */
.cta-panel{position:relative;overflow:hidden;border:1px solid var(--border);border-radius:20px;background:var(--card);padding:48px;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:34px;align-items:center;box-shadow:var(--shadow)}
.cta-panel::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(123,97,255,.35),transparent 68%);top:-180px;right:-90px}
.cta-panel::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:linear-gradient(90deg,transparent,rgba(182,255,59,.7),transparent)}
.cta-panel>*{position:relative;z-index:2}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.cta-stat{display:flex;flex-direction:column;gap:16px}
.cta-stat .num{font-size:34px;font-weight:800;color:var(--lime);line-height:1.1}
.cta-stat .lbl{font-size:13.5px;color:var(--weak)}
.cta-stat .item{border:1px solid var(--border);border-radius:14px;padding:18px 20px;background:var(--panel)}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-2);border-top:1px solid var(--border);padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:800;margin-bottom:14px}
.footer-col p{color:var(--weak);font-size:14.5px;line-height:1.85;max-width:340px}
.footer-col h4{font-size:13px;letter-spacing:.12em;color:var(--weak);font-weight:600;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:var(--muted);font-size:14.5px}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;border-top:1px solid var(--border);margin-top:44px;padding-top:22px;color:var(--weak);font-size:13.5px}
.footer-bottom a:hover{color:var(--lime)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .guide-layout{grid-template-columns:220px minmax(0,1fr);gap:28px}
  .cta-panel{padding:38px}
}
@media (max-width:991px){
  .status-bar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .state-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:30px}
  .cta-panel{grid-template-columns:1fr}
  .guide-layout{grid-template-columns:1fr}
  .toc{position:static;order:2}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .brandbar{flex-wrap:wrap;min-height:auto;padding:14px 0}
  .logo>span:last-child{font-size:16px}
  .toolbar{width:100%;justify-content:flex-start;gap:10px}
  .toolbar .btn{padding:10px 16px;font-size:14px}
  .channel-list{gap:6px}
  .channel{padding:7px 14px;font-size:14px}
  .section{padding:60px 0}
  .section-sm{padding:48px 0}
  .page-hero .container{padding-top:34px;padding-bottom:40px}
  .page-hero h1{font-size:30px}
  h2{font-size:25px}
  .step-card{padding:22px 20px 22px 20px}
  .step-num{position:static;margin-bottom:14px}
  .state-grid{grid-template-columns:1fr}
  .cta-panel{padding:26px}
  .cta-actions .btn{width:100%}
  .alert{flex-direction:column;gap:12px}
  .footer-bottom{justify-content:flex-start}
}
@media (max-width:479px){
  .status-bar{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .search-box{padding-left:16px}
  .search-box .btn{padding:10px 16px;font-size:14px}
  .page-hero h1{font-size:27px}
}

/* roulang page: category2 */
:root{
  --primary:#B6FF3B;
  --primary-soft:rgba(182,255,59,.12);
  --primary-line:rgba(182,255,59,.4);
  --secondary:#7B61FF;
  --secondary-soft:rgba(123,97,255,.14);
  --accent:#FF6B4A;
  --accent-soft:rgba(255,107,74,.13);
  --bg:#0C0D10;
  --bg-2:#101216;
  --card:#15171D;
  --panel:#1D2027;
  --text:#F4F7F5;
  --text-2:#A7B0BD;
  --text-3:#6F7885;
  --border:rgba(255,255,255,.09);
  --border-strong:rgba(255,255,255,.16);
  --success:#22C55E;
  --warning:#F59E0B;
  --danger:#EF4444;
  --radius:16px;
  --radius-sm:12px;
  --radius-xs:10px;
  --shadow:0 8px 24px rgba(0,0,0,.28);
  --shadow-primary:0 0 0 1px rgba(182,255,59,.35),0 8px 24px rgba(182,255,59,.18);
  --container:1220px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Helvetica Neue",Arial,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%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--primary);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--bg);
  border-bottom:1px solid var(--border);
}
.brandbar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:68px;
}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:17px;line-height:1.25;color:var(--text);}
.logo small{
  display:block;font-weight:400;font-size:12px;color:var(--text-3);letter-spacing:.02em;margin-top:2px;
}
.logo-mark{
  width:38px;height:38px;flex:none;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--primary),#7FD000);
  color:#0C0D10;font-weight:800;font-size:19px;
  box-shadow:0 6px 18px rgba(182,255,59,.22);
}
.toolbar{display:flex;align-items:center;gap:10px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 18px;border-radius:var(--radius-sm);
  font-size:14px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--primary);color:#0C0D10;}
.btn-primary:hover{color:#0C0D10;box-shadow:var(--shadow-primary);}
.btn-outline{background:transparent;border-color:var(--primary-line);color:var(--primary);}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{color:#fff;box-shadow:0 0 0 1px rgba(255,107,74,.4),0 10px 24px rgba(255,107,74,.22);}
.btn-ghost{background:transparent;border-color:var(--border-strong);color:var(--text-2);}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary-line);}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:999px;}
.btn-block{width:100%;}

.channelbar{
  position:relative;
  border-top:1px solid var(--border);
  background:var(--bg-2);
}
.channel-wrap{position:relative;}
.channel-wrap::after{
  content:"";position:absolute;top:0;right:0;bottom:0;width:56px;
  background:linear-gradient(90deg,rgba(16,18,22,0),var(--bg-2));
  pointer-events:none;
}
.channel-list{
  display:flex;align-items:center;gap:8px;
  height:48px;overflow-x:auto;scrollbar-width:none;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel{
  flex:none;padding:6px 14px;border-radius:999px;
  font-size:14px;color:var(--text-2);
  border:1px solid transparent;
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.channel:hover{color:var(--secondary);border-color:rgba(123,97,255,.45);}
.channel.active{
  color:var(--primary);border-color:var(--primary-line);background:var(--primary-soft);font-weight:600;
}

/* ============ 面包屑 ============ */
.crumbs{padding:20px 0 0;font-size:13px;color:var(--text-3);}
.crumbs a{color:var(--text-2);}
.crumbs span.sep{margin:0 8px;color:var(--text-3);}

/* ============ Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--border);
  background-image:linear-gradient(100deg,rgba(12,13,16,.96) 0%,rgba(12,13,16,.88) 46%,rgba(12,13,16,.62) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 85%);
  pointer-events:none;
}
.cat-hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
  padding:74px 0 78px;
}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  font-size:13px;color:var(--text-2);
  background:var(--panel);border:1px solid var(--border);
}
.badge i{width:7px;height:7px;border-radius:50%;background:var(--primary);display:block;}
.badge.badge-accent{color:#FFB7A6;border-color:rgba(255,107,74,.4);background:var(--accent-soft);}
.badge.badge-accent i{background:var(--accent);}
.badge.badge-purple{color:#C6BAFF;border-color:rgba(123,97,255,.42);background:var(--secondary-soft);}
.badge.badge-purple i{background:var(--secondary);}

.cat-hero h1{
  font-size:50px;line-height:1.24;font-weight:800;letter-spacing:.005em;
}
.cat-hero h1 em{font-style:normal;color:var(--primary);}
.cat-hero .lead{
  margin-top:20px;max-width:600px;
  font-size:17px;color:var(--text-2);line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:32px;margin-top:40px;
  padding-top:26px;border-top:1px solid var(--border);
}
.hero-stat strong{
  display:block;font-family:var(--mono);font-size:26px;color:var(--primary);letter-spacing:.02em;
}
.hero-stat span{font-size:13px;color:var(--text-3);}

.hero-visual{position:relative;}
.hero-visual .shot{
  border:1px solid var(--border-strong);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  background:var(--card);
}
.hero-visual .shot img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;}
.hero-visual .float-tag{
  position:absolute;left:-14px;bottom:26px;
  padding:10px 16px;border-radius:999px;
  background:#0C0D10;border:1px solid var(--primary-line);
  color:var(--primary);font-size:13px;font-weight:600;
  box-shadow:0 8px 24px rgba(0,0,0,.42);
}
.hero-visual .float-glow{
  position:absolute;right:-40px;top:-40px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(123,97,255,.4),transparent 70%);
  filter:blur(6px);pointer-events:none;
}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section.alt{background:var(--bg-2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary);letter-spacing:.08em;font-weight:600;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--primary);display:block;}
.section-head h2{font-size:32px;line-height:1.32;}
.section-head h3{font-size:22px;}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.85;}

/* ============ 风险提示横幅 ============ */
.alert-banner{
  display:flex;align-items:flex-start;gap:18px;
  padding:24px 26px;border-radius:var(--radius);
  background:var(--accent-soft);
  border:1px solid rgba(255,107,74,.38);
  position:relative;overflow:hidden;
}
.alert-banner::after{
  content:"";position:absolute;right:-30px;top:-30px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,74,.28),transparent 70%);
  pointer-events:none;
}
.alert-icon{
  flex:none;width:42px;height:42px;border-radius:12px;
  background:rgba(255,107,74,.18);border:1px solid rgba(255,107,74,.45);
  color:var(--accent);display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;
}
.alert-banner h3{font-size:19px;color:#FFD3C8;}
.alert-banner p{margin-top:8px;font-size:15px;color:var(--text-2);line-height:1.85;}
.alert-banner .alert-actions{margin-top:14px;display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 双栏图文 ============ */
.split{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
}
.split .split-copy h2{font-size:30px;line-height:1.34;}
.split .split-copy > p{margin-top:16px;color:var(--text-2);line-height:1.9;}
.point-list{margin-top:28px;display:grid;gap:16px;}
.point-item{
  display:flex;gap:15px;padding:18px 20px;
  border:1px solid var(--border);border-radius:var(--radius);
  background:var(--card);transition:border-color .2s ease,transform .2s ease;
}
.point-item:hover{border-color:var(--primary-line);transform:translateY(-2px);}
.point-num{
  flex:none;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:14px;font-weight:700;
  background:var(--primary-soft);color:var(--primary);border:1px solid var(--primary-line);
}
.point-item h4{font-size:16px;font-weight:700;}
.point-item p{margin-top:6px;font-size:14px;color:var(--text-2);line-height:1.8;}
.split-media{position:relative;}
.split-media img{
  width:100%;aspect-ratio:5/6;object-fit:cover;border-radius:var(--radius);
  border:1px solid var(--border-strong);box-shadow:var(--shadow);
}
.split-media .media-note{
  position:absolute;right:18px;bottom:18px;left:18px;
  padding:14px 16px;border-radius:var(--radius-sm);
  background:rgba(12,13,16,.86);border:1px solid var(--border-strong);
  font-size:13px;color:var(--text-2);line-height:1.7;
}
.split-media .media-note strong{color:var(--primary);font-weight:600;}

/* ============ 安全能力徽章 ============ */
.shield-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.shield-card{
  padding:26px 24px;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--border);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.shield-card:hover{transform:translateY(-3px);border-color:var(--primary-line);box-shadow:var(--shadow);}
.shield-card .shield-ico{
  width:44px;height:44px;border-radius:12px;margin-bottom:18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--secondary-soft);border:1px solid rgba(123,97,255,.4);
  color:#C6BAFF;font-family:var(--mono);font-size:15px;font-weight:700;
}
.shield-card:nth-child(2n) .shield-ico{background:var(--primary-soft);border-color:var(--primary-line);color:var(--primary);}
.shield-card:nth-child(3n) .shield-ico{background:var(--accent-soft);border-color:rgba(255,107,74,.4);color:#FFB7A6;}
.shield-card h3{font-size:18px;}
.shield-card p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.85;}

/* ============ 自查流程 ============ */
.flow{
  display:grid;grid-template-columns:repeat(5,1fr);gap:18px;
}
.flow-step{
  position:relative;padding:24px 20px 22px;
  border-radius:var(--radius);background:var(--bg-2);
  border:1px solid var(--border);
  transition:border-color .2s ease,background-color .2s ease;
}
.flow-step:hover{border-color:var(--primary-line);background:var(--panel);}
.flow-step .step-no{
  font-family:var(--mono);font-size:13px;color:var(--primary);letter-spacing:.1em;
}
.flow-step h4{margin-top:12px;font-size:16px;}
.flow-step p{margin-top:8px;font-size:13.5px;color:var(--text-2);line-height:1.8;}
.flow-step::after{
  content:"";position:absolute;top:34px;right:-13px;width:9px;height:9px;
  border-top:1px solid var(--primary-line);border-right:1px solid var(--primary-line);
  transform:rotate(45deg);
}
.flow-step:last-child::after{display:none;}

/* ============ 场景卡片 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.scene-card{
  display:flex;gap:20px;padding:22px;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--border);
  transition:transform .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-3px);border-color:var(--primary-line);}
.scene-card img{
  width:112px;height:112px;flex:none;object-fit:cover;border-radius:var(--radius-sm);
}
.scene-card h3{font-size:17px;}
.scene-card p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.8;}
.scene-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.tag{
  font-size:12px;padding:4px 11px;border-radius:999px;
  color:var(--text-2);background:var(--panel);border:1px solid var(--border);
}
.tag.tag-primary{color:var(--primary);border-color:var(--primary-line);background:var(--primary-soft);}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  border:1px solid var(--border);border-radius:var(--radius);
  background:var(--card);overflow:hidden;
  transition:border-color .2s ease;
}
.faq-item.open{border-color:var(--primary-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--text);line-height:1.55;
}
.faq-q:hover{color:var(--primary);}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;position:relative;
  border:1px solid var(--primary-line);background:var(--primary-soft);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary);transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:1.6px;}
.faq-icon::after{width:1.6px;height:11px;transition:transform .2s ease,opacity .2s ease;}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .28s ease;
}
.faq-a-inner{
  padding:0 24px 22px;font-size:15px;color:var(--text-2);line-height:1.9;
  border-top:1px solid transparent;
}

/* ============ CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  padding:52px 48px;border-radius:22px;
  background:
    radial-gradient(circle at 88% 12%,rgba(123,97,255,.28),transparent 55%),
    radial-gradient(circle at 8% 92%,rgba(182,255,59,.16),transparent 55%),
    var(--panel);
  border:1px solid var(--border-strong);
  display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;
}
.cta-panel h2{font-size:30px;line-height:1.34;}
.cta-panel p{margin-top:14px;color:var(--text-2);line-height:1.9;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.cta-side{
  padding:22px;border-radius:var(--radius);
  background:rgba(12,13,16,.7);border:1px solid var(--border);
}
.cta-side h4{font-size:15px;color:var(--primary);}
.cta-side ul{margin-top:14px;display:grid;gap:10px;}
.cta-side li{display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7;}
.cta-side li::before{content:"—";color:var(--primary);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-2);border-top:1px solid var(--border);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;
}
.footer-brand{
  display:flex;align-items:center;gap:12px;font-weight:800;font-size:17px;
}
.footer-col p{margin-top:16px;font-size:14px;color:var(--text-2);line-height:1.9;max-width:340px;}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text);}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-2);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .cat-hero h1{font-size:42px;}
  .flow{grid-template-columns:repeat(3,1fr);}
  .flow-step:nth-child(3)::after{display:none;}
}
@media (max-width:991px){
  .cat-hero-inner{grid-template-columns:1fr;gap:38px;padding:56px 0 60px;}
  .cat-hero h1{font-size:36px;}
  .split{grid-template-columns:1fr;gap:36px;}
  .split-media img{aspect-ratio:16/10;}
  .shield-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:72px 0;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .brandbar{min-height:62px;}
  .logo{font-size:15px;}
  .logo small{display:none;}
  .toolbar .btn-ghost{display:none;}
  .cat-hero h1{font-size:30px;}
  .cat-hero .lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .hero-stats{gap:22px;}
  .hero-stat strong{font-size:22px;}
  .hero-visual .float-tag{left:12px;bottom:12px;font-size:12px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:25px;}
  .split .split-copy h2{font-size:24px;}
  .flow{grid-template-columns:1fr 1fr;}
  .flow-step::after{display:none;}
  .shield-grid{grid-template-columns:1fr;}
  .scene-card{flex-direction:column;}
  .scene-card img{width:100%;height:180px;}
  .alert-banner{flex-direction:column;padding:20px;}
  .cta-panel{padding:32px 22px;border-radius:18px;}
  .cta-panel h2{font-size:24px;}
  .cta-actions .btn{width:100%;}
  .faq-q{font-size:15.5px;padding:18px;}
  .faq-a-inner{padding:0 18px 18px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  .cat-hero h1{font-size:27px;}
  .flow{grid-template-columns:1fr;}
  .hero-stats{gap:18px;}
  .badge{font-size:12px;padding:5px 11px;}
}

/* roulang page: category3 */
:root{
  --lime:#B6FF3B;
  --violet:#7B61FF;
  --coral:#FF6B4A;
  --bg:#0C0D10;
  --bg-2:#101216;
  --card:#15171D;
  --panel:#1D2027;
  --text:#F4F7F5;
  --muted:#A7B0BD;
  --weak:#6F7885;
  --border:rgba(255,255,255,0.09);
  --ok:#22C55E;
  --warn:#F59E0B;
  --err:#EF4444;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --shadow-card:0 8px 24px rgba(0,0,0,0.28);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-card)}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:32px;margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--lime);
  text-transform:uppercase;font-family:var(--mono);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--lime)}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}

/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid var(--border)}
.brandbar{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:18px;line-height:1.25}
.logo-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  display:grid;place-items:center;
  background:var(--lime);color:#0C0D10;font-weight:900;font-size:17px;
}
.logo small{display:block;font-size:12px;font-weight:400;color:var(--weak);letter-spacing:.02em}
.toolbar{display:flex;align-items:center;gap:10px}
.channelbar{background:var(--bg-2);border-bottom:1px solid var(--border)}
.channel-wrap{display:flex;align-items:center;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-wrap::-webkit-scrollbar{display:none}
.channel-list{display:flex;align-items:center;gap:6px;height:48px;white-space:nowrap}
.channel{
  display:inline-flex;align-items:center;height:32px;padding:0 15px;border-radius:999px;
  font-size:14px;color:var(--muted);border:1px solid transparent;transition:all .2s ease;
}
.channel:hover{color:var(--violet);border-color:rgba(123,97,255,.45);box-shadow:0 0 0 1px rgba(123,97,255,.25) inset}
.channel.active{color:var(--lime);background:rgba(182,255,59,.08);border-color:rgba(182,255,59,.45);font-weight:600}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-primary{background:var(--lime);color:#0C0D10}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(182,255,59,.35),0 8px 24px rgba(182,255,59,.18)}
.btn-outline{background:transparent;color:var(--lime);border-color:rgba(182,255,59,.5)}
.btn-outline:hover{transform:translateY(-2px);background:rgba(182,255,59,.08)}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,107,74,.35),0 8px 24px rgba(255,107,74,.22)}
.btn-ghost{background:transparent;color:var(--muted);border-color:var(--border)}
.btn-ghost:hover{color:var(--text);border-color:rgba(255,255,255,.24)}
.btn-sm{padding:8px 15px;font-size:13px;border-radius:10px;font-weight:600}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ============ badges / tags ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;
  border:1px solid var(--border);color:var(--muted);background:rgba(255,255,255,.03);
}
.tag-lime{color:var(--lime);border-color:rgba(182,255,59,.4);background:rgba(182,255,59,.08)}
.tag-violet{color:#B4A6FF;border-color:rgba(123,97,255,.45);background:rgba(123,97,255,.12)}
.tag-coral{color:#FFB1A0;border-color:rgba(255,107,74,.45);background:rgba(255,107,74,.12)}
.tag-ok{color:#7BE3A3;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.1)}

/* ============ hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:92px 0 68px;
  background:
    linear-gradient(180deg,rgba(12,13,16,.86) 0%,rgba(12,13,16,.94) 60%,var(--bg) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  border-bottom:1px solid var(--border);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse at 60% 30%,#000 10%,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 60% 30%,#000 10%,transparent 72%);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(123,97,255,.35),transparent 66%);
  filter:blur(30px);pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--weak);margin-bottom:20px}
.crumb a:hover{color:var(--lime)}
.crumb span.sep{opacity:.5}
.page-hero h1{font-size:50px;font-weight:800;line-height:1.22;letter-spacing:-.01em}
.page-hero h1 em{font-style:normal;color:var(--lime)}
.hero-sub{margin-top:20px;color:var(--muted);font-size:17px;line-height:1.8;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-side{display:grid;gap:16px}
.hero-visual{
  position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--shadow-card);aspect-ratio:16/10;background:var(--card);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;border-radius:0}
.hero-visual .chip{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(12,13,16,.78);border:1px solid rgba(255,107,74,.5);color:#FFB1A0;
}
.mini-panel{
  border:1px solid var(--border);border-radius:16px;background:var(--card);
  padding:20px 22px;display:flex;align-items:center;gap:16px;
}
.mini-panel strong{font-family:var(--mono);font-size:26px;color:var(--lime)}
.mini-panel span{font-size:13px;color:var(--muted)}

/* ============ status strip ============ */
.status-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border:1px solid var(--border);border-radius:var(--r-card);
  background:var(--card);overflow:hidden;margin-top:-36px;position:relative;z-index:5;
  box-shadow:var(--shadow-card);
}
.status-cell{padding:22px 24px;border-right:1px solid var(--border)}
.status-cell:last-child{border-right:none}
.status-cell .label{font-size:12px;color:var(--weak);letter-spacing:.04em;margin-bottom:8px}
.status-cell .value{font-family:var(--mono);font-size:20px;font-weight:700}
.status-cell .value.lime{color:var(--lime)}
.status-cell .value.violet{color:#B4A6FF}
.status-cell .value.coral{color:var(--coral)}
.status-cell .hint{font-size:12px;color:var(--weak);margin-top:4px}

/* ============ filter ============ */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.filter-bar button{
  padding:8px 16px;border-radius:999px;border:1px solid var(--border);
  background:transparent;color:var(--muted);font-size:14px;cursor:pointer;
  transition:all .2s ease;
}
.filter-bar button:hover{color:var(--violet);border-color:rgba(123,97,255,.45)}
.filter-bar button.active{background:rgba(182,255,59,.1);border-color:rgba(182,255,59,.5);color:var(--lime);font-weight:600}

/* ============ timeline ============ */
.tl{position:relative}
.tl-group{display:grid;grid-template-columns:150px 1fr;gap:34px;position:relative;padding-bottom:44px}
.tl-group:last-child{padding-bottom:0}
.tl-group::before{
  content:"";position:absolute;left:150px;top:8px;bottom:-8px;width:2px;
  background:linear-gradient(180deg,var(--lime),var(--violet));
  opacity:.45;
}
.tl-group:last-child::before{display:none}
.tl-date{position:relative;padding-right:20px;text-align:right}
.tl-date .d{display:block;font-family:var(--mono);font-size:24px;font-weight:700;color:var(--text);line-height:1.2}
.tl-date .y{display:block;font-family:var(--mono);font-size:12px;color:var(--weak);letter-spacing:.12em}
.tl-date .dot{
  position:absolute;right:-7px;top:9px;width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--lime);box-shadow:0 0 0 4px rgba(182,255,59,.12);
}
.tl-body{display:grid;gap:14px}
.notice{
  display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;
  padding:22px 24px;border:1px solid var(--border);border-radius:var(--r-card);
  background:var(--card);transition:all .22s ease;
}
.notice:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4);box-shadow:var(--shadow-card)}
.notice h3{font-size:18px;font-weight:600;margin-bottom:6px}
.notice:hover h3{color:var(--lime)}
.notice p{font-size:14px;color:var(--muted);line-height:1.7}
.notice .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.notice-time{font-family:var(--mono);font-size:13px;color:var(--weak);white-space:nowrap}

/* ============ notice grid ============ */
.notice-layout{display:grid;grid-template-columns:1.25fr 1fr;gap:26px}
.feature-card{
  border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;
  background:var(--card);display:flex;flex-direction:column;transition:all .22s ease;
}
.feature-card:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4);box-shadow:var(--shadow-card)}
.feature-card .cover{aspect-ratio:16/9;overflow:hidden}
.feature-card .cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s ease}
.feature-card:hover .cover img{transform:scale(1.04)}
.feature-card .body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.feature-card h3{font-size:22px}
.feature-card:hover h3{color:var(--lime)}
.feature-card p{color:var(--muted);font-size:15px}
.card-list{display:grid;gap:18px}
.mini-card{
  display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:center;
  padding:14px;border:1px solid var(--border);border-radius:var(--r-card);background:var(--card);
  transition:all .22s ease;
}
.mini-card:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4);box-shadow:var(--shadow-card)}
.mini-card img{width:120px;height:82px;object-fit:cover;border-radius:12px}
.mini-card h4{font-size:16px;font-weight:600;margin-bottom:6px}
.mini-card:hover h4{color:var(--lime)}
.mini-card .meta{font-size:12px;color:var(--weak);font-family:var(--mono)}

/* ============ form ============ */
.signup-wrap{
  border:1px solid var(--border);border-radius:20px;background:linear-gradient(160deg,var(--panel),var(--card));
  padding:44px;display:grid;grid-template-columns:.9fr 1.1fr;gap:46px;align-items:start;
  position:relative;overflow:hidden;
}
.signup-wrap::after{
  content:"";position:absolute;left:-100px;bottom:-140px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(182,255,59,.16),transparent 66%);pointer-events:none;
}
.signup-copy h2{font-size:30px;margin-bottom:16px}
.signup-copy p{color:var(--muted);font-size:15px;margin-bottom:20px}
.benefit-list{display:grid;gap:12px}
.benefit-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted)}
.benefit-list li::before{
  content:"";flex:0 0 7px;width:7px;height:7px;margin-top:9px;border-radius:50%;
  background:var(--lime);box-shadow:0 0 0 3px rgba(182,255,59,.15);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;position:relative;z-index:2}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13px;color:var(--muted)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-input);
  background:rgba(255,255,255,.04);border:1px solid var(--border);color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:var(--weak)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(182,255,59,.7);box-shadow:0 0 0 3px rgba(182,255,59,.14);
}
.field textarea{resize:vertical;min-height:88px}
.code-row{display:flex;gap:10px}
.code-row input{flex:1}
.code-btn{
  padding:0 16px;border-radius:var(--r-input);border:1px solid rgba(182,255,59,.45);
  background:transparent;color:var(--lime);font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;
}
.code-btn:hover{background:rgba(182,255,59,.08)}
.code-btn:disabled{opacity:.45;cursor:not-allowed}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted)}
.check-row input{width:16px;height:16px;margin-top:3px;accent-color:var(--lime)}
.form-msg{font-size:13px;display:none}
.form-msg.ok{display:block;color:var(--ok)}
.form-msg.err{display:block;color:var(--err)}

/* ============ faq ============ */
.faq-list{border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;font-size:17px;font-weight:600;transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--lime)}
.faq-item summary .icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;border:1px solid var(--border);
  display:grid;place-items:center;color:var(--lime);font-size:16px;transition:transform .2s ease,background .2s ease;
}
.faq-item[open] summary .icon{transform:rotate(45deg);background:rgba(182,255,59,.1)}
.faq-item .answer{padding:0 4px 24px;color:var(--muted);font-size:15px;line-height:1.85;max-width:860px}

/* ============ cta ============ */
.cta-band{
  border:1px solid var(--border);border-radius:20px;padding:46px;
  background:
    linear-gradient(120deg,rgba(123,97,255,.16),rgba(12,13,16,.9) 55%),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between;
}
.cta-band h2{font-size:28px;margin-bottom:10px}
.cta-band p{color:var(--muted);font-size:15px;max-width:620px}

/* ============ footer ============ */
.site-footer{background:var(--bg-2);border-top:1px solid var(--border);padding:72px 0 30px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;padding-bottom:44px;border-bottom:1px solid var(--border)}
.footer-brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:17px;margin-bottom:16px}
.footer-col p{color:var(--muted);font-size:14px;line-height:1.8;max-width:360px}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;font-weight:700;letter-spacing:.02em}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14px;color:var(--muted)}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding-top:24px;font-size:13px;color:var(--weak)}
.footer-bottom a:hover{color:var(--lime)}

/* ============ responsive ============ */
@media (max-width:1199px){
  .page-hero h1{font-size:44px}
  .notice-layout{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
  .footer-grid .footer-col:last-child{grid-column:1 / -1}
}
@media (max-width:991px){
  .section{padding:72px 0}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .page-hero{padding:72px 0 60px}
  .status-strip{grid-template-columns:1fr 1fr}
  .status-cell:nth-child(2){border-right:none}
  .status-cell:nth-child(1),.status-cell:nth-child(2){border-bottom:1px solid var(--border)}
  .notice-layout{grid-template-columns:1fr}
  .signup-wrap{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid .footer-col:last-child{grid-column:auto}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .brandbar{height:64px}
  .logo{font-size:16px}
  .logo small{display:none}
  .toolbar .btn-ghost{display:none}
  .channel-wrap{
    -webkit-mask-image:linear-gradient(90deg,#000 84%,transparent 100%);
    mask-image:linear-gradient(90deg,#000 84%,transparent 100%);
  }
  .page-hero h1{font-size:32px}
  .hero-sub{font-size:16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .section-head h2{font-size:26px}
  .status-strip{grid-template-columns:1fr;margin-top:-24px}
  .status-cell{border-right:none;border-bottom:1px solid var(--border)}
  .status-cell:last-child{border-bottom:none}
  .tl-group{grid-template-columns:1fr;gap:16px;padding-bottom:34px}
  .tl-group::before{left:6px;top:44px}
  .tl-date{text-align:left;padding-right:0;padding-left:24px}
  .tl-date .dot{right:auto;left:0;top:8px}
  .tl-body{padding-left:24px}
  .notice{grid-template-columns:1fr}
  .notice-time{order:2}
  .mini-card{grid-template-columns:1fr}
  .mini-card img{width:100%;height:160px}
  .form-grid{grid-template-columns:1fr}
  .signup-wrap{padding:24px}
  .signup-wrap .btn[type="submit"]{width:100%}
  .cta-band{padding:30px}
  .cta-band .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .faq-item summary{font-size:16px;padding:18px 2px}
}
@media (max-width:479px){
  .page-hero{padding:56px 0 48px}
  .page-hero h1{font-size:28px}
  .section{padding:56px 0}
  .btn{padding:12px 18px;font-size:14px}
  .feature-card .body{padding:20px}
}

/* roulang page: category4 */
:root{
  --lime:#B6FF3B;
  --purple:#7B61FF;
  --coral:#FF6B4A;
  --bg:#0C0D10;
  --bg2:#101216;
  --card:#15171D;
  --panel:#1D2027;
  --text:#F4F7F5;
  --muted:#A7B0BD;
  --dim:#6F7885;
  --line:rgba(255,255,255,.09);
  --ok:#22C55E;
  --warn:#F59E0B;
  --err:#EF4444;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --shadow:0 8px 24px rgba(0,0,0,.28);
  --container:1220px;
  --gap:clamp(16px,2.2vw,28px);
  --font:PingFang SC,"Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,sans-serif;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:64px 64px;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:rgba(182,255,59,.28);color:#fff}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;position:relative;z-index:1}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;background:none;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-primary{background:var(--lime);color:#0C0D10}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(182,255,59,.35),0 8px 24px rgba(182,255,59,.18)}
.btn-outline{background:transparent;border-color:rgba(182,255,59,.55);color:var(--lime)}
.btn-outline:hover{background:rgba(182,255,59,.1);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime)}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(255,107,74,.28)}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.brandbar{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px}
.logo{display:flex;align-items:center;gap:12px;min-width:0}
.logo-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--lime),var(--purple));
  color:#0C0D10;font-weight:800;font-size:18px;
}
.logo > span:last-child{display:flex;flex-direction:column;font-size:17px;font-weight:800;letter-spacing:.2px;line-height:1.25}
.logo small{font-size:12px;font-weight:500;color:var(--dim);letter-spacing:.02em;margin-top:2px}
.toolbar{display:flex;align-items:center;gap:10px}
.channelbar{background:var(--bg2);border-top:1px solid var(--line)}
.channel-wrap{position:relative;display:flex;align-items:center}
.channel-wrap::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:56px;pointer-events:none;
  background:linear-gradient(90deg,rgba(16,18,22,0),var(--bg2));
}
.channel-list{display:flex;gap:8px;overflow-x:auto;padding:9px 0;scrollbar-width:none;-ms-overflow-style:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  padding:9px 17px;border-radius:999px;font-size:14px;color:var(--muted);
  border:1px solid transparent;white-space:nowrap;
  transition:color .18s ease,border-color .18s ease,background .18s ease;
}
.channel:hover{color:var(--purple);border-color:rgba(123,97,255,.45);background:rgba(123,97,255,.09)}
.channel.active{color:var(--lime);border-color:rgba(182,255,59,.5);background:rgba(182,255,59,.1);font-weight:600}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:
    radial-gradient(720px 320px at 12% 0%,rgba(123,97,255,.22),transparent 70%),
    radial-gradient(560px 300px at 92% 18%,rgba(182,255,59,.14),transparent 70%),
    linear-gradient(rgba(12,13,16,.9),rgba(12,13,16,.96)),
    url('/assets/images/backpic/back-2.png');
  background-size:auto,auto,auto,cover;
  background-position:center;
}
.hero-inner{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(28px,4vw,56px);align-items:center;padding:clamp(44px,6vw,84px) 0}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(182,255,59,.1);border:1px solid rgba(182,255,59,.35);
  color:var(--lime);font-size:13px;font-weight:600;letter-spacing:.04em;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:inline-block;box-shadow:0 0 0 4px rgba(182,255,59,.15)}
.page-hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:800;line-height:1.24;margin:20px 0 0;
  letter-spacing:-.4px;
}
.page-hero h1 em{font-style:normal;color:var(--lime)}
.hero-sub{color:var(--muted);font-size:clamp(16px,1.5vw,18px);line-height:1.85;margin-top:18px;max-width:56ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-figure{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  background:var(--panel);
}
.hero-figure img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-figure .tag-float{
  position:absolute;left:16px;bottom:16px;
  padding:7px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,107,74,.92);color:#fff;
}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  margin-top:34px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--line);
}
.hero-stats div{background:var(--bg2);padding:16px 18px}
.hero-stats strong{display:block;font-family:var(--mono);font-size:20px;color:var(--lime);letter-spacing:.5px}
.hero-stats span{font-size:13px;color:var(--dim)}

/* ---------- 通用板块 ---------- */
.section{padding:clamp(48px,7vw,96px) 0}
.section-tight{padding:clamp(36px,5vw,64px) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;color:var(--purple);letter-spacing:.14em;margin-bottom:10px}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:-.2px}
.section-head p{color:var(--muted);margin-top:12px;max-width:62ch;font-size:15.5px}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------- 筛选条 ---------- */
.filterbar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;
}
.chip-group{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:9px 17px;border-radius:999px;font-size:14px;color:var(--muted);
  background:var(--bg2);border:1px solid var(--line);
  transition:color .18s ease,border-color .18s ease,background .18s ease;
}
.chip:hover{color:var(--text);border-color:rgba(123,97,255,.5)}
.chip:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.chip.is-active{background:rgba(182,255,59,.12);border-color:rgba(182,255,59,.55);color:var(--lime);font-weight:600}
.searchbox{position:relative;min-width:260px;flex:1 1 260px;max-width:340px}
.searchbox input{
  width:100%;height:44px;padding:0 16px 0 42px;
  background:var(--bg2);border:1px solid var(--line);border-radius:var(--r-input);
  color:var(--text);font-size:15px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.searchbox input::placeholder{color:var(--dim)}
.searchbox input:focus{border-color:rgba(182,255,59,.65);box-shadow:0 0 0 3px rgba(182,255,59,.12)}
.searchbox svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--dim)}

/* ---------- 资源非对称网格 ---------- */
.res-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:var(--gap);margin-top:var(--gap)}
.res-feature{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease;
}
.res-feature img{width:100%;aspect-ratio:16/9;object-fit:cover}
.res-feature .body{padding:clamp(20px,2.6vw,30px);display:flex;flex-direction:column;gap:12px;flex:1}
.res-feature h3{font-size:clamp(20px,2.2vw,26px);font-weight:700}
.res-feature p{color:var(--muted);font-size:15.5px;line-height:1.85}
.res-side{display:grid;gap:var(--gap)}
.res-mini{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px;display:grid;grid-template-columns:112px minmax(0,1fr);gap:16px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.res-mini img{width:112px;height:96px;object-fit:cover;border-radius:12px}
.res-mini h3{font-size:17px;font-weight:600;margin-bottom:8px}
.res-mini p{color:var(--muted);font-size:14px;line-height:1.7}
.res-feature:hover,.res-mini:hover,.res-row:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4);box-shadow:var(--shadow)}
.res-feature:hover h3,.res-mini:hover h3,.res-row:hover h3{color:var(--lime)}
.tagline{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.tag{
  display:inline-block;padding:5px 12px;border-radius:999px;font-size:12.5px;
  background:rgba(123,97,255,.14);border:1px solid rgba(123,97,255,.34);color:#C9BEFF;
}
.tag-lime{background:rgba(182,255,59,.12);border-color:rgba(182,255,59,.36);color:var(--lime)}
.tag-coral{background:rgba(255,107,74,.14);border-color:rgba(255,107,74,.36);color:#FFB4A1}

/* ---------- 横排列表卡 ---------- */
.res-rows{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap);margin-top:var(--gap)}
.res-row{
  display:grid;grid-template-columns:96px minmax(0,1fr);gap:16px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:16px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.res-row img{width:96px;height:74px;object-fit:cover;border-radius:12px}
.res-row h3{font-size:16px;font-weight:600;margin-bottom:6px}
.res-row p{color:var(--muted);font-size:13.5px;line-height:1.65}
.res-row .meta{font-family:var(--mono);font-size:12px;color:var(--dim);margin-top:8px;display:block}
.empty-state{
  display:none;margin-top:var(--gap);padding:38px 24px;text-align:center;
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-state.show{display:block}
.empty-state strong{display:block;font-size:17px;margin-bottom:8px}
.empty-state span{color:var(--muted);font-size:14.5px}

/* ---------- 步骤流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;position:relative;transition:transform .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-2px);border-color:rgba(123,97,255,.45)}
.step-num{font-family:var(--mono);font-size:13px;color:var(--lime);letter-spacing:.1em}
.step h3{font-size:18px;font-weight:600;margin:14px 0 10px}
.step p{color:var(--muted);font-size:14.5px;line-height:1.8}
.step::after{
  content:"";position:absolute;left:24px;right:24px;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--lime),var(--purple));opacity:.35;border-radius:2px;
}

/* ---------- 速查列表 ---------- */
.quick-list{display:grid;gap:12px}
.quick-item{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:20px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 22px;
  transition:border-color .2s ease,transform .2s ease,background .2s ease;
}
.quick-item:hover{border-color:rgba(182,255,59,.4);transform:translateY(-2px)}
.quick-item .idx{
  width:34px;height:34px;border-radius:50%;flex:0 0 34px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(182,255,59,.5);color:var(--lime);
  font-family:var(--mono);font-size:13px;
}
.quick-item h3{font-size:16.5px;font-weight:600}
.quick-item p{color:var(--muted);font-size:14px;margin-top:6px;line-height:1.7}
.quick-item .go{color:var(--lime);font-size:14px;font-weight:600;white-space:nowrap}

/* ---------- 提示横幅 ---------- */
.notice-band{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:20px;align-items:center;
  background:linear-gradient(120deg,rgba(255,107,74,.14),rgba(123,97,255,.12));
  border:1px solid rgba(255,107,74,.32);border-radius:var(--r-card);
  padding:22px 24px;
}
.notice-band .dot{width:10px;height:10px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 6px rgba(255,107,74,.16)}
.notice-band strong{display:block;font-size:16.5px;margin-bottom:6px}
.notice-band p{color:var(--muted);font-size:14.5px;line-height:1.7}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:920px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s ease}
.faq-item:hover{border-color:rgba(123,97,255,.4)}
.faq-item.open{border-color:rgba(182,255,59,.42)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:none;border:0;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--text);
}
.faq-q:focus-visible{outline:2px solid var(--lime);outline-offset:-4px}
.faq-icon{flex:0 0 auto;width:24px;height:24px;position:relative}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--lime);border-radius:2px;transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px;transition:transform .22s ease}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease,padding .25s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:400px;padding-bottom:20px}
.faq-a p{color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- CTA ---------- */
.cta-band{
  display:grid;grid-template-columns:minmax(0,1.3fr) auto;gap:28px;align-items:center;
  background:
    radial-gradient(520px 220px at 88% 10%,rgba(182,255,59,.16),transparent 70%),
    linear-gradient(120deg,rgba(123,97,255,.18),rgba(29,32,39,.9));
  border:1px solid var(--line);border-radius:20px;
  padding:clamp(28px,4vw,48px);
}
.cta-band h2{font-size:clamp(22px,2.8vw,32px)}
.cta-band p{color:var(--muted);margin-top:14px;max-width:58ch;font-size:15.5px;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13.5px;color:var(--dim);padding:18px 0 0}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb span.sep{color:rgba(255,255,255,.22)}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg2);margin-top:24px;padding:clamp(40px,5vw,64px) 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;margin-bottom:14px}
.footer-brand .logo-mark{width:34px;height:34px;flex:0 0 34px;border-radius:10px;font-size:16px}
.footer-col p{color:var(--muted);font-size:14px;line-height:1.85;max-width:42ch}
.footer-links{display:grid;gap:10px}
.footer-links a{color:var(--muted);font-size:14px;transition:color .18s ease}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:38px;padding:20px 0 26px;
  color:var(--dim);font-size:13.5px;
}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .res-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991px){
  .hero-inner{grid-template-columns:1fr;padding:44px 0}
  .hero-figure{order:-1}
  .res-grid{grid-template-columns:1fr}
  .res-rows{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr}
}
@media (max-width:767px){
  .brandbar{height:auto;flex-wrap:wrap;padding:14px 0;gap:12px}
  .toolbar{width:100%;justify-content:flex-start;flex-wrap:wrap}
  .logo > span:last-child{font-size:15.5px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:1fr}
  .quick-item{grid-template-columns:auto minmax(0,1fr);gap:14px}
  .quick-item .go{grid-column:2;justify-self:start}
  .res-mini{grid-template-columns:88px minmax(0,1fr)}
  .res-mini img{width:88px;height:80px}
  .res-row{grid-template-columns:80px minmax(0,1fr)}
  .res-row img{width:80px;height:66px}
  .filterbar{flex-direction:column;align-items:stretch}
  .searchbox{max-width:none}
  .btn{width:100%}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .toolbar .btn{width:auto}
  .notice-band{grid-template-columns:1fr;gap:12px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .section{padding:44px 0}
  .hero-stats div{padding:14px}
  .footer-grid{grid-template-columns:1fr}
  .faq-q{font-size:15.5px;padding:17px 16px}
  .faq-a{padding:0 16px}
  .quick-item{padding:16px}
}

/* roulang page: category5 */
:root{
  --bg:#0C0D10;
  --bg-2:#101216;
  --card:#15171D;
  --panel:#1D2027;
  --line:rgba(255,255,255,.09);
  --text:#F4F7F5;
  --muted:#A7B0BD;
  --dim:#6F7885;
  --primary:#B6FF3B;
  --secondary:#7B61FF;
  --accent:#FF6B4A;
  --ok:#22C55E;
  --warn:#F59E0B;
  --err:#EF4444;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --shadow-card:0 8px 24px rgba(0,0,0,.28);
  --shadow-btn:0 0 0 1px rgba(182,255,59,.35),0 8px 24px rgba(182,255,59,.18);
  --container:1220px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
[hidden]{display:none !important}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section.tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--primary);
  border:1px solid rgba(182,255,59,.35);border-radius:999px;
  padding:5px 14px;margin-bottom:18px;background:rgba(182,255,59,.06);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary)}

/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:80;background:var(--bg);border-bottom:1px solid var(--line)}
.brandbar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:18px;letter-spacing:.01em}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#0C0D10;font-weight:900;font-size:19px;
}
.logo small{display:block;font-size:12px;font-weight:500;color:var(--dim);letter-spacing:.02em;line-height:1.5}
.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.channelbar{position:relative;background:var(--bg-2);border-top:1px solid var(--line)}
.channel-wrap{display:flex;align-items:center;min-height:50px}
.channel-list{display:flex;gap:8px;overflow-x:auto;padding:7px 0;scrollbar-width:none;-ms-overflow-style:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  flex:0 0 auto;padding:8px 18px;border-radius:999px;font-size:14px;color:var(--muted);
  border:1px solid transparent;white-space:nowrap;
}
.channel:hover{color:var(--secondary);border-color:rgba(123,97,255,.45);background:rgba(123,97,255,.08)}
.channel.active{color:var(--primary);border-color:rgba(182,255,59,.55);background:rgba(182,255,59,.09);font-weight:600}
.channelbar::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:56px;pointer-events:none;
  background:linear-gradient(90deg,rgba(16,18,22,0) 0%,rgba(16,18,22,.96) 70%);
}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;background:transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--primary);color:#0B0C0F}
.btn-primary:hover{background:#C7FF63;box-shadow:var(--shadow-btn)}
.btn-secondary{border-color:rgba(182,255,59,.6);color:var(--primary);background:rgba(182,255,59,.05)}
.btn-secondary:hover{background:rgba(182,255,59,.14);border-color:var(--primary)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#FF8163;box-shadow:0 0 0 1px rgba(255,107,74,.4),0 8px 24px rgba(255,107,74,.22)}
.btn-ghost{border-color:var(--line);color:var(--muted);background:rgba(255,255,255,.02)}
.btn-ghost:hover{color:var(--primary);border-color:rgba(182,255,59,.45)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn.is-loading{color:transparent;position:relative}
.btn.is-loading::after{
  content:"";position:absolute;width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(12,13,16,.35);border-top-color:#0C0D10;animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============ badges / tags ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;border:1px solid var(--line);color:var(--muted);background:rgba(255,255,255,.03);
}
.badge-primary{color:var(--primary);border-color:rgba(182,255,59,.4);background:rgba(182,255,59,.08)}
.badge-violet{color:#B9AAFF;border-color:rgba(123,97,255,.45);background:rgba(123,97,255,.12)}
.badge-accent{color:#FFA895;border-color:rgba(255,107,74,.45);background:rgba(255,107,74,.12)}
.badge-ok{color:#7BE3A4;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.12)}

/* ============ hero ============ */
.page-hero{
  position:relative;overflow:hidden;padding:72px 0 64px;
  background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(12,13,16,.86) 0%,rgba(12,13,16,.94) 60%,var(--bg) 100%),
    radial-gradient(520px 320px at 12% 8%,rgba(123,97,255,.28),transparent 70%),
    radial-gradient(460px 300px at 88% 84%,rgba(182,255,59,.16),transparent 70%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;opacity:.35;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 78%);
}
.hero-inner{position:relative;z-index:2;max-width:860px}
.breadcrumb{font-size:13px;color:var(--dim);margin-bottom:18px}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span{margin:0 8px;color:#3A4049}
.page-hero h1{font-size:clamp(28px,4.4vw,50px);font-weight:800;line-height:1.24;margin-top:16px}
.page-hero h1 em{font-style:normal;color:var(--primary)}
.hero-sub{margin-top:20px;max-width:700px;font-size:17px;color:var(--muted);line-height:1.85}

.search-bar{
  margin-top:30px;display:flex;gap:10px;align-items:center;
  background:rgba(21,23,29,.92);border:1px solid var(--line);border-radius:16px;padding:10px 10px 10px 18px;
  max-width:720px;box-shadow:var(--shadow-card);
}
.search-bar svg{flex:0 0 20px;width:20px;height:20px;color:var(--dim)}
.search-bar input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;padding:10px 0;font-size:15px;color:var(--text);
}
.search-bar input::placeholder{color:var(--dim)}
.search-bar .btn{flex:0 0 auto}

.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px}
.tag-label{font-size:13px;color:var(--dim)}
.hot-tag{
  font-size:13.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;background:rgba(255,255,255,.03);
}
.hot-tag:hover{color:var(--primary);border-color:rgba(182,255,59,.5);background:rgba(182,255,59,.08)}

/* ============ stat strip ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
}
.stat-item{background:var(--card);padding:24px 22px}
.stat-item .k{font-size:13px;color:var(--dim);letter-spacing:.04em}
.stat-item .v{
  display:flex;align-items:baseline;gap:8px;margin-top:10px;
  font-size:22px;font-weight:800;font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;color:var(--text);
}
.stat-item .v i{font-style:normal;font-size:13px;font-weight:500;color:var(--muted);font-family:inherit}
.stat-item .v.ok{color:#7BE3A4}

/* ============ scene grid ============ */
.scene-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:20px}
.scene-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-2px);border-color:rgba(182,255,59,.4)}
.scene-card h3{font-size:19px}
.scene-card p{margin-top:10px;color:var(--muted);font-size:15px}
.scene-card .scene-num{
  font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;font-size:13px;color:var(--dim);letter-spacing:.14em;
}
.scene-card ul{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.scene-card ul li a{font-size:13px;color:var(--muted);border-bottom:1px dashed rgba(255,255,255,.18);padding-bottom:2px}
.scene-card ul li a:hover{color:var(--primary);border-color:var(--primary)}
.scene-card.feature{
  grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;
  background:linear-gradient(160deg,rgba(123,97,255,.16),rgba(21,23,29,.92) 55%);
}
.scene-card.feature .thumb{
  margin:20px 0 0;border-radius:12px;overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;
}
.scene-card.feature .thumb img{width:100%;height:100%;object-fit:cover}
.scene-card.ink{background:linear-gradient(150deg,rgba(182,255,59,.1),rgba(21,23,29,.95) 60%)}
.scene-card.coral{background:linear-gradient(150deg,rgba(255,107,74,.12),rgba(21,23,29,.95) 60%)}
.scene-card .link{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:14px;font-weight:600;color:var(--primary)}
.scene-card .link:hover{color:#D3FF7C}

/* ============ steps ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px 24px;box-shadow:var(--shadow-card);
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;
  font-size:13px;letter-spacing:.12em;color:var(--primary);
}
.step h3{margin-top:14px;font-size:18px}
.step p{margin-top:10px;color:var(--muted);font-size:14.5px}
.step::after{
  content:"";position:absolute;left:0;right:0;top:-1px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--secondary));
}

/* ============ faq ============ */
.faq-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:28px}
.filter-chip{
  padding:8px 18px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--muted);font-size:14px;cursor:pointer;transition:all .2s ease;
}
.filter-chip:hover{color:var(--secondary);border-color:rgba(123,97,255,.5)}
.filter-chip.active{color:var(--primary);border-color:rgba(182,255,59,.55);background:rgba(182,255,59,.1);font-weight:600}
.faq-count{margin-left:auto;font-size:13px;color:var(--dim)}

.faq-group{margin-bottom:36px}
.faq-group[hidden]{display:none}
.faq-group-title{
  display:flex;align-items:center;gap:12px;font-size:17px;font-weight:700;margin-bottom:14px;color:var(--text);
}
.faq-group-title::before{content:"";width:18px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--secondary))}
.faq-list{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--card)}
.faq-item{border-bottom:1px solid var(--line);background:var(--card)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 26px;display:flex;align-items:flex-start;gap:14px;
  font-size:16.5px;font-weight:600;color:var(--text);transition:background-color .2s ease,color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(255,255,255,.025);color:var(--primary)}
.faq-item summary .mark{
  flex:0 0 22px;width:22px;height:22px;margin-top:3px;border-radius:7px;border:1px solid rgba(182,255,59,.5);
  display:grid;place-items:center;color:var(--primary);font-size:15px;font-weight:700;line-height:1;
  transition:transform .2s ease,background-color .2s ease;
}
.faq-item[open] summary{color:var(--primary);background:rgba(182,255,59,.05)}
.faq-item[open] summary .mark{transform:rotate(45deg);background:rgba(182,255,59,.14)}
.faq-answer{padding:0 26px 22px 62px;color:var(--muted);font-size:15px;line-height:1.85}
.faq-answer p+p{margin-top:10px}
.faq-answer .mini-list{margin-top:12px;display:grid;gap:8px}
.faq-answer .mini-list li{position:relative;padding-left:16px}
.faq-answer .mini-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--secondary);
}
.empty-state{
  border:1px dashed rgba(255,255,255,.16);border-radius:var(--r-card);padding:40px 24px;text-align:center;color:var(--muted);
  background:rgba(255,255,255,.02);
}
.empty-state strong{display:block;color:var(--text);font-size:17px;margin-bottom:8px}

/* ============ support form ============ */
.support-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:start}
.support-info{background:linear-gradient(155deg,rgba(123,97,255,.14),rgba(21,23,29,.95) 60%);border:1px solid var(--line);border-radius:var(--r-card);padding:30px}
.support-info h3{font-size:20px}
.support-info p{margin-top:12px;color:var(--muted);font-size:15px}
.support-info ul{margin-top:22px;display:grid;gap:14px}
.support-info li{display:flex;gap:12px;font-size:14.5px;color:var(--muted)}
.support-info li b{color:var(--text);font-weight:600}
.dot-ico{
  flex:0 0 26px;width:26px;height:26px;border-radius:9px;display:grid;place-items:center;font-size:13px;
  background:rgba(182,255,59,.12);color:var(--primary);border:1px solid rgba(182,255,59,.32);
}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:30px;box-shadow:var(--shadow-card)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-size:14px;color:var(--muted)}
.field label .req{color:var(--accent);margin-left:4px}
.field input,.field select,.field textarea{
  width:100%;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-input);
  padding:12px 14px;font-size:15px;color:var(--text);outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:118px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:var(--dim)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(182,255,59,.7);box-shadow:0 0 0 3px rgba(182,255,59,.12)}
.field .hint{font-size:12.5px;color:var(--dim)}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--muted);margin-bottom:20px}
.check-line input{width:18px;height:18px;margin-top:3px;accent-color:#B6FF3B;flex:0 0 18px}
.check-line a{color:var(--primary);border-bottom:1px solid rgba(182,255,59,.4)}
.form-msg{margin-top:16px;font-size:14px;display:none}
.form-msg.show{display:block}
.form-msg.success{color:#7BE3A4}
.form-msg.error{color:#FF8C7A}

/* ============ cta band ============ */
.cta-band{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:
    radial-gradient(520px 260px at 16% 20%,rgba(182,255,59,.14),transparent 70%),
    radial-gradient(520px 260px at 84% 80%,rgba(123,97,255,.2),transparent 70%),
    var(--bg-2);
  padding:72px 0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,3vw,30px)}
.cta-inner p{margin-top:12px;color:var(--muted);max-width:620px;font-size:15.5px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ footer ============ */
.site-footer{border-top:1px solid var(--line);background:var(--bg);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;margin-bottom:16px}
.footer-col p{color:var(--muted);font-size:14.5px;max-width:340px}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:grid;gap:11px}
.footer-links a{color:var(--muted);font-size:14.5px}
.footer-links a:hover{color:var(--primary)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:var(--dim);
}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:var(--primary)}

/* ============ responsive ============ */
@media (max-width:1199px){
  .container{padding:0 22px}
  .scene-grid{grid-template-columns:1fr 1fr}
  .scene-card.feature{grid-row:auto;grid-column:span 2}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .section{padding:76px 0}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .support-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .page-hero{padding:56px 0 50px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .section.tight{padding:44px 0}
  .brandbar{min-height:auto;padding:12px 0;gap:12px}
  .logo{font-size:16.5px}
  .logo small{font-size:11.5px}
  .toolbar .btn{padding:9px 16px;font-size:14px}
  .channelbar::after{width:40px}
  .page-hero h1{font-size:29px}
  .hero-sub{font-size:15.5px}
  .search-bar{flex-direction:column;align-items:stretch;padding:12px;gap:12px}
  .search-bar svg{display:none}
  .search-bar input{padding:12px 14px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-input)}
  .search-bar .btn{width:100%}
  .scene-grid{grid-template-columns:1fr}
  .scene-card.feature{grid-column:auto}
  .steps{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .faq-item summary{padding:18px 18px;font-size:15.5px}
  .faq-answer{padding:0 18px 20px 50px}
  .faq-count{margin-left:0;width:100%}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:479px){
  .container{padding:0 16px}
  .section{padding:44px 0}
  .page-hero{padding:44px 0 40px}
  .page-hero h1{font-size:26px}
  .stat-item{padding:20px 18px}
  .scene-card,.form-card,.support-info{padding:22px 18px}
  .faq-answer{padding:0 16px 18px 42px}
}