/* roulang page: index */
:root{
  --bg:#06080C;
  --bg-2:#0A0E15;
  --surface:#0F1621;
  --surface-2:#141D2A;
  --line:rgba(255,255,255,.08);
  --line-cyan:rgba(44,232,196,.35);
  --cyan:#2CE8C4;
  --purple:#8B5CFF;
  --amber:#FFB020;
  --danger:#FF5C72;
  --text:#E9F0F8;
  --muted:#98A6B8;
  --dim:#667386;
  --dark:#04110D;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --shadow-hover:0 0 0 1px rgba(44,232,196,.35),0 0 28px rgba(44,232,196,.12);
  --container:1240px;
}
*,*::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:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Sora","Barlow",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-tight{padding:72px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;color:var(--cyan);
  text-transform:uppercase;
}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{font-size:32px;line-height:1.25;font-weight:700;letter-spacing:-.01em;margin-top:10px}
.section-head p{color:var(--muted);font-size:15px;max-width:520px}
.lead{color:var(--muted);font-size:16px;line-height:1.8}

/* ------- 按钮 ------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;
  transition:background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--cyan);color:var(--dark);border:1px solid var(--cyan)}
.btn-primary:hover{background:#4df3d4;box-shadow:0 0 24px rgba(44,232,196,.35)}
.btn-primary:active{transform:scale(.99)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.18)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(44,232,196,.06)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;pointer-events:none}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--cyan);font-size:14px;font-weight:600;transition:color .2s ease}
.text-link svg{transition:transform .2s ease}
.text-link:hover{text-decoration:underline;text-underline-offset:4px}
.text-link:hover svg{transform:translateX(4px)}

/* ------- 徽章 / 标签 ------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;padding:4px 10px;border-radius:999px;
  background:rgba(44,232,196,.1);border:1px solid rgba(44,232,196,.3);color:var(--cyan);
  letter-spacing:.02em;
}
.badge-amber{background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.35);color:var(--amber)}
.tag{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:999px;
  font-size:13px;color:var(--muted);border:1px solid var(--line);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.tag:hover{color:var(--cyan);border-color:var(--line-cyan)}
.tag.is-active{background:var(--cyan);border-color:var(--cyan);color:var(--dark);font-weight:600}

/* ------- 顶部导航 ------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(6,8,12,.88);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(44,232,196,.16);
}
.nav-wrap{
  max-width:1360px;margin:0 auto;padding:0 24px;height:72px;
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(44,232,196,.24),rgba(139,92,255,.18));
  border:1px solid rgba(44,232,196,.45);
  color:var(--cyan);font-weight:700;font-size:18px;
  box-shadow:0 0 18px rgba(44,232,196,.18);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:700}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.18em;color:var(--muted);margin-top:3px}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links a{
  position:relative;display:flex;align-items:center;height:44px;padding:0 14px;
  font-size:14px;color:var(--muted);transition:color .2s ease;white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:#fff}
.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active::before{
  content:"";position:absolute;right:8px;bottom:5px;width:4px;height:4px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 8px var(--cyan);
}
.nav-cta{display:flex;align-items:center;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;border-radius:10px;
  border:1px solid var(--line);align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative;transition:background .2s ease}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  position:fixed;inset:72px 0 0;z-index:85;background:rgba(6,8,12,.98);
  padding:24px;display:none;flex-direction:column;overflow-y:auto;
}
.drawer.open{display:flex}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{
  display:flex;align-items:center;min-height:56px;font-size:18px;color:var(--text);
  border-bottom:1px solid var(--line);padding-left:14px;position:relative;
}
.drawer nav a.active{color:var(--cyan)}
.drawer nav a.active::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;background:var(--cyan);border-radius:2px;
}
.drawer-foot{margin-top:auto;padding-top:24px;display:flex;flex-direction:column;gap:14px}
.drawer-foot p{font-size:13px;color:var(--dim)}

/* ------- Hero ------- */
.hero{
  position:relative;overflow:hidden;padding:88px 0 76px;
  background:
    radial-gradient(1000px 480px at 80% 6%,rgba(139,92,255,.16),transparent 62%),
    radial-gradient(760px 420px at 8% 84%,rgba(44,232,196,.12),transparent 64%),
    var(--bg);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 62% 26%,#000,transparent 78%);
  mask-image:radial-gradient(circle at 62% 26%,#000,transparent 78%);
}
.hero-inner{
  position:relative;z-index:1;max-width:1360px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;
}
.hero h1{
  font-size:54px;line-height:1.12;letter-spacing:-.02em;font-weight:700;margin:20px 0 18px;
}
.hero h1 .hl{color:var(--cyan);text-shadow:0 0 30px rgba(44,232,196,.35)}
.hero-sub{font-size:20px;line-height:1.6;color:#cdd8e6;max-width:560px}
.hero-desc{margin-top:14px;font-size:15px;line-height:1.85;color:var(--muted);max-width:560px}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-trust{display:flex;gap:28px;margin-top:36px;flex-wrap:wrap}
.hero-trust li{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.hero-trust svg{color:var(--cyan);flex-shrink:0}
.hero-visual{position:relative}
.visual-frame{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
  background:linear-gradient(160deg,#101a26,#070b11);
  box-shadow:var(--shadow);
  aspect-ratio:4/5;
}
.visual-frame img{width:100%;height:100%;object-fit:cover}
.visual-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,8,12,.28) 0%,rgba(6,8,12,.05) 38%,rgba(6,8,12,.86) 100%);
}
.visual-corner{position:absolute;pointer-events:none;z-index:3}
.visual-corner.tl{top:10px;left:10px;width:32px;height:32px;border-top:1px solid var(--cyan);border-left:1px solid var(--cyan);border-top-left-radius:8px}
.visual-corner.br{bottom:10px;right:10px;width:32px;height:32px;border-bottom:1px solid var(--cyan);border-right:1px solid var(--cyan);border-bottom-right-radius:8px}
.status-panel{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:4;
  background:rgba(10,14,21,.9);border:1px solid rgba(44,232,196,.28);
  border-radius:14px;padding:16px 18px;backdrop-filter:blur(6px);
  scroll-margin-top:110px;
}
.status-head{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#fff}
.status-head .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.status-panel ul{margin-top:12px;display:flex;flex-direction:column;gap:10px}
.status-panel li{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:9px}
.status-panel li:first-child{border-top:0;padding-top:0}
.status-panel b{font-weight:600;font-size:12px;color:var(--cyan)}
.status-panel b.warn{color:var(--amber)}

/* ------- 官方服务 ------- */
.service-layout{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.sticky-intro{position:sticky;top:104px}
.sticky-intro .num{font-family:"Sora","Barlow",sans-serif;font-size:14px;color:var(--cyan);letter-spacing:.16em}
.sticky-intro h2{font-size:34px;line-height:1.25;margin:12px 0 16px;font-weight:700}
.sticky-intro p{color:var(--muted);font-size:15px;max-width:320px}
.service-list{display:flex;flex-direction:column;gap:14px}
.service-row{
  display:grid;grid-template-columns:72px 1fr auto;gap:20px;align-items:center;
  padding:24px 26px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
  transition:background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.service-row:hover{background:var(--surface-2);border-color:var(--line-cyan);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.service-row .idx{
  font-family:"Sora","Barlow",sans-serif;font-size:30px;font-weight:700;color:rgba(44,232,196,.42);
  line-height:1;letter-spacing:-.02em;
}
.service-row h3{font-size:19px;font-weight:600;margin-bottom:6px}
.service-row p{font-size:14px;color:var(--muted);margin:0;max-width:520px}
.service-row .row-meta{display:flex;align-items:center;gap:14px;color:var(--dim)}
.service-row .row-meta svg{color:var(--cyan);transition:transform .2s ease}
.service-row:hover .row-meta svg{transform:translateX(4px)}

/* ------- 数据带 ------- */
.stats{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:40px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface)}
.stat{padding:32px 26px;border-left:1px solid var(--line);position:relative}
.stat:first-child{border-left:0}
.stat.hl{background:linear-gradient(180deg,rgba(44,232,196,.08),transparent 70%);box-shadow:inset 0 0 0 1px rgba(44,232,196,.35)}
.stat.hl::before{content:"";position:absolute;top:0;left:0;width:28px;height:2px;background:var(--cyan)}
.stat .value{font-family:"Sora","Barlow",sans-serif;font-size:48px;font-weight:800;line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat .value span{font-size:15px;font-weight:600;color:var(--muted);margin-left:6px;letter-spacing:0}
.stat .label{margin-top:14px;font-size:15px;font-weight:600}
.stat .note{margin-top:6px;font-size:12px;color:var(--dim);line-height:1.6}

/* ------- 场景 ------- */
.scene{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:72px}
.scene:last-child{margin-bottom:0}
.scene.reverse .scene-media{order:2}
.scene-media{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:16/9;background:linear-gradient(160deg,#111b27,#070b11)}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease}
.scene-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,8,12,.1),rgba(6,8,12,.62))}
.scene:hover .scene-media img{transform:scale(1.03)}
.scene-body h3{font-size:24px;font-weight:600;margin:14px 0 12px}
.scene-body p{color:var(--muted);font-size:15px;line-height:1.85;margin-bottom:18px}
.scene-duo{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.duo-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.duo-card:hover{border-color:var(--line-cyan);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.duo-card h3{font-size:18px;font-weight:600;margin:12px 0 10px}
.duo-card p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:14px}
.duo-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(44,232,196,.1);border:1px solid rgba(44,232,196,.3);color:var(--cyan)}

/* ------- 使用路径 ------- */
.path-section{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.path-layout{display:grid;grid-template-columns:3fr 9fr;gap:48px;align-items:start}
.path-track{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.path-track::before{
  content:"";position:absolute;top:26px;left:8%;right:8%;height:1px;
  background:linear-gradient(90deg,rgba(44,232,196,.1),rgba(44,232,196,.55),rgba(139,92,255,.35),rgba(44,232,196,.1));
}
.path-step{position:relative;padding:0 18px;text-align:left}
.path-step .dot{
  width:14px;height:14px;border-radius:50%;background:var(--bg-2);border:1px solid var(--line-cyan);
  display:grid;place-items:center;margin:19px 0 22px;
}
.path-step .dot i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.path-step .step-no{font-family:"Sora","Barlow",sans-serif;font-size:13px;color:var(--cyan);letter-spacing:.14em}
.path-step h3{font-size:18px;font-weight:600;margin:8px 0 10px}
.path-step p{font-size:14px;color:var(--muted);line-height:1.8}

/* ------- 最新信息 ------- */
.news-filters{display:flex;gap:8px;flex-wrap:wrap}
.news-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;margin-top:8px}
.news-feature{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.news-feature:hover{border-color:var(--line-cyan);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.news-feature .thumb{position:relative;aspect-ratio:16/9;background:linear-gradient(160deg,#131e2b,#070b11);overflow:hidden}
.news-feature .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease}
.news-feature:hover .thumb img{transform:scale(1.03)}
.news-feature .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,8,12,0),rgba(15,22,33,.95))}
.news-feature .body{padding:24px 26px 26px}
.news-feature h3{font-size:21px;font-weight:600;line-height:1.45;margin:14px 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-feature p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta-row{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--dim);flex-wrap:wrap}
.meta-row .sep{width:3px;height:3px;border-radius:50%;background:var(--dim)}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{
  display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;
  padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:14px;
  transition:background .2s ease,border-color .2s ease;
}
.news-item:hover{background:var(--surface-2);border-color:var(--line-cyan)}
.news-item h4{font-size:16px;font-weight:600;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item:hover h4{color:var(--cyan)}
.news-item svg{color:var(--cyan);flex-shrink:0}
.news-more{margin-top:32px;display:flex;justify-content:center}
.news-empty{
  padding:24px;border:1px dashed rgba(255,255,255,.16);border-radius:14px;
  color:var(--dim);font-size:14px;text-align:center;
}
.empty-card{
  border:1px dashed rgba(255,255,255,.18);border-radius:var(--radius);
  padding:56px 24px;text-align:center;background:rgba(15,22,33,.5);
}
.empty-card .ico{width:52px;height:52px;margin:0 auto 18px;border-radius:14px;display:grid;place-items:center;background:rgba(44,232,196,.08);border:1px solid rgba(44,232,196,.25);color:var(--cyan)}
.empty-card h3{font-size:16px;font-weight:600;margin-bottom:8px}
.empty-card p{font-size:14px;color:var(--muted);margin-bottom:16px}

/* ------- FAQ ------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);transition:background .2s ease}
.faq-item.open{background:rgba(44,232,196,.04);box-shadow:inset 2px 0 0 var(--cyan)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--text);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--cyan)}
.faq-item.open .faq-q{color:var(--cyan)}
.faq-icon{position:relative;width:20px;height:20px;flex-shrink:0}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .22s ease,opacity .22s ease;
}
.faq-icon::before{top:9px;left:0;width:20px;height:2px}
.faq-icon::after{top:0;left:9px;width:2px;height:20px}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a p{padding:0 20px 24px;font-size:15px;line-height:1.85;color:var(--muted);max-width:720px}

/* ------- 联系支持 ------- */
.contact-panel{
  position:relative;border-radius:20px;overflow:hidden;
  background:linear-gradient(160deg,#0d141f,#070b11 70%);
  border:1px solid rgba(44,232,196,.28);
  padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:48px;
  box-shadow:var(--shadow);
}
.contact-panel::before{
  content:"";position:absolute;inset:-1px;border-radius:20px;pointer-events:none;
  background:radial-gradient(520px 260px at 92% 0%,rgba(139,92,255,.16),transparent 65%);
}
.contact-info{position:relative;z-index:1}
.contact-info h2{font-size:30px;line-height:1.3;font-weight:700;margin:14px 0 16px}
.contact-info p{font-size:15px;color:var(--muted);line-height:1.85;max-width:420px}
.contact-meta{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.contact-meta li{display:flex;gap:12px;font-size:14px;color:var(--muted);line-height:1.7}
.contact-meta svg{color:var(--cyan);flex-shrink:0;margin-top:3px}
.contact-form{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:500;color:#c8d4e2}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--radius-sm);
  background:#080D14;border:1px solid var(--line);color:var(--text);font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  appearance:none;
}
.field textarea{height:112px;padding:12px 14px;resize:vertical;line-height:1.7}
.field select{
  background-image:linear-gradient(45deg,transparent 50%,#98A6B8 50%),linear-gradient(135deg,#98A6B8 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;
  background-size:6px 6px,6px 6px;background-repeat:no-repeat;
}
.field input::placeholder,.field textarea::placeholder{color:var(--dim)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(44,232,196,.16);background:#0A1119;
}
.field.error input,.field.error textarea,.field.error select{border-color:var(--danger)}
.field .err{font-size:12px;color:var(--danger);display:none}
.field.error .err{display:block}
.field.ok input,.field.ok textarea,.field.ok select{border-color:rgba(44,232,196,.6)}
.check-row{grid-column:1/-1;display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.7}
.check-row input{
  width:18px;height:18px;margin-top:2px;flex-shrink:0;appearance:none;
  border:1px solid rgba(255,255,255,.24);border-radius:5px;background:#080D14;
  display:grid;place-items:center;transition:background .2s ease,border-color .2s ease;
}
.check-row input:checked{background:var(--cyan);border-color:var(--cyan)}
.check-row input:checked::after{content:"";width:5px;height:9px;border:2px solid var(--dark);border-top:0;border-left:0;transform:rotate(42deg) translateY(-1px)}
.form-actions{grid-column:1/-1;display:flex;flex-direction:column;gap:12px}
.form-note{font-size:12px;color:var(--dim);line-height:1.7}
.form-msg{display:none;font-size:13px;color:var(--cyan);background:rgba(44,232,196,.08);border:1px solid rgba(44,232,196,.3);border-radius:10px;padding:10px 14px}
.form-msg.show{display:block}

/* ------- 页脚 ------- */
.site-footer{
  background:#05070A;border-top:1px solid transparent;
  background-image:linear-gradient(#05070A,#05070A),linear-gradient(90deg,rgba(44,232,196,.5),rgba(44,232,196,0));
  background-origin:border-box;background-clip:padding-box,border-box;
  padding:64px 0 32px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:4fr 2.5fr 2.5fr 3fr;gap:40px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.9;max-width:320px}
.footer-col h3{font-size:14px;font-weight:600;margin-bottom:16px;color:#fff}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-col a:hover{color:var(--cyan);transform:translateX(2px)}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.9}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:var(--dim);
}
.footer-bottom a{color:var(--dim)}
.footer-bottom a:hover{color:var(--cyan)}

/* ------- 响应式 ------- */
@media (max-width:1279px){
  .container{padding:0 20px}
  .hero-inner{grid-template-columns:6fr 5fr;gap:40px;padding:0 20px}
  .hero h1{font-size:46px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-left:1px solid var(--line)}
  .stat:nth-child(odd){border-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
}
@media (max-width:1023px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .nav-wrap{height:64px}
  .drawer{inset:64px 0 0}
  .section{padding:72px 0}
  .hero{padding:64px 0 56px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:40px}
  .hero-sub{font-size:18px}
  .visual-frame{aspect-ratio:16/10;max-height:420px}
  .service-layout,.faq-layout,.path-layout{grid-template-columns:1fr;gap:32px}
  .sticky-intro{position:static}
  .sticky-intro p{max-width:none}
  .path-track{grid-template-columns:1fr 1fr;gap:32px 0}
  .path-track::before{display:none}
  .path-step{padding-left:0}
  .news-grid{grid-template-columns:1fr}
  .scene{grid-template-columns:1fr;gap:28px;margin-bottom:56px}
  .scene.reverse .scene-media{order:0}
  .contact-panel{grid-template-columns:1fr;padding:36px 28px;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .section-head h2{font-size:26px}
  .hero h1{font-size:34px}
  .hero-sub{font-size:17px}
  .hero-actions .btn{width:100%}
  .hero-trust{gap:16px;flex-direction:column;align-items:flex-start}
  .service-row{grid-template-columns:52px 1fr;gap:16px;padding:20px}
  .service-row .row-meta{display:none}
  .service-row .idx{font-size:24px}
  .stat{padding:24px 18px}
  .stat .value{font-size:38px}
  .scene-duo{grid-template-columns:1fr}
  .path-track{grid-template-columns:1fr}
  .contact-form{grid-template-columns:1fr}
  .contact-panel{padding:28px 20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .news-feature .body{padding:20px}
  .news-item{padding:16px 18px}
}
@media (max-width:520px){
  body{font-size:15px}
  .container{padding:0 16px}
  .nav-wrap{height:56px;padding:0 16px}
  .drawer{inset:56px 0 0}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
  .brand-text strong{font-size:16px}
  .brand-text em{font-size:9px;letter-spacing:.14em}
  .hero{padding:48px 0 40px}
  .hero::before{display:none}
  .hero h1{font-size:32px}
  .visual-frame{aspect-ratio:4/5;max-height:360px}
  .status-panel{left:12px;right:12px;bottom:12px;padding:14px}
  .stats-grid{grid-template-columns:1fr}
  .stat{border-left:0!important;border-top:1px solid var(--line)}
  .stat:first-child{border-top:0}
  .btn{height:44px;padding:0 18px;font-size:14px}
  .faq-q{font-size:15px;padding:18px 16px}
  .faq-a p{padding:0 16px 20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --bg:#06080C;
  --bg-2:#0A0E15;
  --card:#0F1621;
  --card-hi:#141D2A;
  --line:rgba(255,255,255,.08);
  --line-neon:rgba(44,232,196,.35);
  --neon:#2CE8C4;
  --violet:#8B5CFF;
  --amber:#FFB020;
  --danger:#FF5C72;
  --text:#E9F0F8;
  --muted:#98A6B8;
  --dim:#667386;
  --ink:#04110D;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(44,232,196,.35),0 0 28px rgba(44,232,196,.12);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Sora","Barlow",ui-monospace,SFMono-Regular,monospace;
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--neon);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(44,232,196,.28);color:#fff;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .18s ease;
}
.btn-primary{background:var(--neon);color:var(--ink);}
.btn-primary:hover{background:#4df0d2;box-shadow:0 0 26px rgba(44,232,196,.3);}
.btn-primary:active{transform:scale(.99);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.18);color:#fff;}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon);background:rgba(44,232,196,.06);}
.btn-ghost:active{transform:scale(.99);}
.btn-sm{height:38px;padding:0 16px;font-size:13.5px;border-radius:10px;}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--neon);}
.link-arrow span{transition:transform .2s ease;}
.link-arrow:hover span{transform:translateX(4px);}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(6,8,12,.88);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(44,232,196,.18);
}
.header-inner{display:flex;align-items:center;gap:26px;height:72px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;display:grid;place-items:center;border-radius:12px;
  background:linear-gradient(140deg,#2CE8C4 0%,#8B5CFF 100%);
  color:var(--ink);font-weight:800;font-size:18px;
  box-shadow:0 0 18px rgba(44,232,196,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:700;letter-spacing:.02em;color:#fff;}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.18em;color:var(--muted);}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 12px;
  font-size:14px;color:var(--muted);transition:color .2s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;border-radius:2px;
  background:var(--neon);transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;
}
.nav-links a:hover{color:#fff;}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:#fff;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active::before{
  content:"";position:absolute;right:6px;bottom:3px;width:4px;height:4px;border-radius:50%;
  background:var(--neon);box-shadow:0 0 8px var(--neon);
}
.header-cta{height:40px;padding:0 18px;font-size:14px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.14);
  place-items:center;margin-left:auto;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{
  position:fixed;inset:0;z-index:90;background:rgba(6,8,12,.98);
  padding:88px 24px 32px;display:flex;flex-direction:column;
  transform:translateY(-102%);transition:transform .3s ease;visibility:hidden;
}
.mobile-drawer.open{transform:translateY(0);visibility:visible;}
.drawer-close{
  position:absolute;top:20px;right:22px;width:42px;height:42px;border-radius:10px;
  border:1px solid rgba(255,255,255,.16);display:grid;place-items:center;font-size:20px;color:#fff;
}
.drawer-links a{
  display:block;padding:16px 0;font-size:18px;color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer-links a.active{color:#fff;border-left:3px solid var(--neon);padding-left:12px;}
.drawer-foot{margin-top:auto;padding-top:24px;border-top:1px solid var(--line);}
.drawer-foot .btn{width:100%;margin-bottom:14px;}
.drawer-foot p{font-size:12.5px;color:var(--dim);line-height:1.7;}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  padding:118px 0 44px;
  background:
    radial-gradient(circle at 16% 12%,rgba(139,92,255,.16),transparent 55%),
    radial-gradient(circle at 84% 0%,rgba(44,232,196,.12),transparent 50%),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.article-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:88px 88px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
}
.article-hero .container{position:relative;z-index:1;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--dim);margin-bottom:18px;}
.breadcrumb .sep{color:rgba(255,255,255,.2);}
.breadcrumb a:hover{color:var(--neon);}
.breadcrumb .current{color:#fff;max-width:min(520px,72vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;font-size:12px;letter-spacing:.06em;
  background:rgba(44,232,196,.1);border:1px solid rgba(44,232,196,.3);color:var(--neon);
}
.badge svg{width:13px;height:13px;flex:0 0 auto;}
.article-title{
  margin-top:16px;max-width:860px;
  font-size:clamp(28px,3.4vw,40px);line-height:1.24;font-weight:700;letter-spacing:-.02em;color:#fff;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;font-size:13px;color:var(--muted);}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--dim);}
.meta-row .meta-strong{color:#C9D7E6;}
.copy-btn{
  margin-left:auto;display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 14px;border-radius:10px;font-size:13px;
  border:1px solid rgba(255,255,255,.16);color:var(--muted);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.copy-btn:hover{color:var(--neon);border-color:var(--line-neon);background:rgba(44,232,196,.06);}
.copy-btn:active{transform:scale(.99);}
.article-summary{
  margin-top:24px;max-width:860px;padding:18px 22px;
  font-size:17px;line-height:1.8;color:#CFE0EE;
  background:rgba(44,232,196,.04);
  border-left:2px solid var(--neon);border-radius:0 12px 12px 0;
}
.cover-figure{margin-top:30px;max-width:960px;}
.cover-figure img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--radius);border:1px solid var(--line);
}

/* ---------- 正文布局 ---------- */
.article-section{padding:56px 0 0;}
.article-layout{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:start;}
.article-main{grid-column:span 8;min-width:0;}
.article-side{grid-column:span 4;min-width:0;}
.article-body{max-width:820px;font-size:17px;line-height:1.95;color:#D7E2EE;}
.article-body > * + *{margin-top:18px;}
.article-body h2{
  margin-top:40px;font-size:25px;line-height:1.4;font-weight:700;color:#fff;
  padding-left:14px;border-left:4px solid var(--neon);
}
.article-body h3{margin-top:28px;font-size:20px;line-height:1.5;font-weight:600;color:#fff;}
.article-body p{margin:0;}
.article-body a{color:var(--neon);border-bottom:1px solid rgba(44,232,196,.4);}
.article-body a:hover{border-bottom-color:var(--neon);}
.article-body ul li{position:relative;padding-left:20px;margin-top:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;
  background:var(--neon);border-radius:2px;
}
.article-body ol{counter-reset:n;}
.article-body ol li{counter-increment:n;position:relative;padding-left:28px;margin-top:10px;}
.article-body ol li::before{
  content:counter(n) ".";position:absolute;left:0;top:0;color:var(--neon);font-weight:700;
  font-family:var(--font-num);
}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;color:#C7D6E6;
  background:var(--card);border-left:3px solid var(--neon);border-radius:0 12px 12px 0;
}
.article-body img{border-radius:12px;margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--dim);margin-top:8px;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;display:block;overflow-x:auto;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-body th{background:#111A26;color:#fff;font-weight:600;}
.article-body code{background:#111A26;padding:2px 6px;border-radius:6px;font-size:14px;color:var(--neon);}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0;}

/* ---------- 空态 ---------- */
.empty-card{
  max-width:820px;padding:48px 24px;text-align:center;
  border:1px dashed rgba(255,255,255,.18);border-radius:var(--radius);background:var(--card);
}
.empty-card svg{width:38px;height:38px;color:var(--dim);margin:0 auto 6px;}
.empty-card h2{
  border:none;padding:0;margin:12px 0 8px;font-size:20px;color:#fff;line-height:1.4;
}
.empty-card p{font-size:14px;color:var(--muted);margin-bottom:18px;}

/* ---------- 侧栏 ---------- */
.side-sticky{position:sticky;top:96px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;margin-bottom:20px;
}
.side-card h3{font-size:15px;font-weight:600;letter-spacing:.04em;color:#fff;margin-bottom:12px;}
.side-card p{font-size:14px;line-height:1.8;color:var(--muted);}
.side-card .btn{width:100%;}
.side-tip{
  border-color:rgba(139,92,255,.35);
  background:linear-gradient(180deg,rgba(139,92,255,.1),rgba(15,22,33,1));
}
.tip-head{display:flex;align-items:center;gap:8px;margin-bottom:10px;}
.tip-head svg{width:18px;height:18px;color:var(--violet);}
.tip-head strong{font-size:14px;color:#fff;font-weight:600;}
.check-list li{display:flex;gap:10px;font-size:14px;line-height:1.75;color:var(--muted);margin-top:12px;}
.check-list li::before{
  content:"✓";flex:0 0 auto;width:18px;height:18px;border-radius:6px;
  display:grid;place-items:center;font-size:11px;
  background:rgba(44,232,196,.12);border:1px solid rgba(44,232,196,.32);color:var(--neon);
  margin-top:3px;
}

/* ---------- 标签与 CTA ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line);}
.tag-row .tag-label{font-size:12px;letter-spacing:.08em;color:var(--dim);}
.tag{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:12px;
  background:rgba(44,232,196,.08);border:1px solid rgba(44,232,196,.26);color:var(--neon);
}
.cta-panel{
  margin-top:52px;padding:40px;border-radius:20px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  background:linear-gradient(120deg,rgba(44,232,196,.09),rgba(139,92,255,.09)),var(--card);
  border:1px solid var(--line-neon);
  box-shadow:0 0 40px rgba(44,232,196,.08);
}
.cta-panel h2{font-size:26px;line-height:1.35;font-weight:700;color:#fff;border:none;padding:0;margin:0 0 8px;}
.cta-panel p{font-size:15px;line-height:1.8;color:var(--muted);max-width:640px;margin:0;}

/* ---------- 阅读须知 ---------- */
.info-section{padding:72px 0 0;}
.section-head{max-width:720px;margin-bottom:32px;}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.18em;color:var(--neon);margin-bottom:12px;}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:700;color:#fff;margin-bottom:12px;letter-spacing:-.01em;}
.section-head p{font-size:16px;line-height:1.8;color:var(--muted);}
.info-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.info-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.info-card:hover{border-color:var(--line-neon);transform:translateY(-2px);box-shadow:var(--glow);}
.info-icon{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;margin-bottom:14px;
  background:rgba(44,232,196,.1);border:1px solid rgba(44,232,196,.28);color:var(--neon);
}
.info-icon svg{width:19px;height:19px;}
.info-card h3{font-size:18px;line-height:1.4;font-weight:600;color:#fff;margin-bottom:10px;}
.info-card p{font-size:15px;line-height:1.8;color:var(--muted);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;background:#05070A;border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(44,232,196,.55),rgba(44,232,196,0)) 1;
  padding:64px 0 32px;
}
.footer-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:28px;}
.footer-brand{grid-column:span 4;}
.footer-col{grid-column:span 8 / span 2;}
.footer-col:nth-of-type(3){grid-column:span 3;}
.footer-col:nth-of-type(4){grid-column:span 3;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--muted);max-width:340px;}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:var(--muted);transition:color .2s ease,transform .2s ease;display:inline-block;}
.footer-col ul li a:hover{color:var(--neon);transform:translateX(2px);}
.footer-col p{font-size:14px;line-height:1.9;color:var(--muted);}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:12px;color:var(--dim);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-layout{gap:20px;}
  .info-grid{gap:16px;}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:grid;}
  .header-inner{height:64px;}
  .article-hero{padding:100px 0 36px;}
  .article-main,.article-side{grid-column:span 12;}
  .article-side{margin-top:8px;}
  .side-sticky{position:static;}
  .info-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-brand{grid-column:span 12;}
  .footer-col,.footer-col:nth-of-type(3),.footer-col:nth-of-type(4){grid-column:span 4;}
  .cta-panel{padding:32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .article-hero{padding:92px 0 30px;}
  .article-summary{font-size:16px;padding:16px 18px;}
  .article-section{padding:40px 0 0;}
  .article-body{font-size:16.5px;line-height:1.9;}
  .article-body h2{font-size:21px;margin-top:32px;}
  .article-body h3{font-size:18.5px;}
  .info-grid{grid-template-columns:1fr;}
  .info-section{padding:56px 0 0;}
  .cta-panel{padding:26px;margin-top:40px;}
  .cta-panel h2{font-size:22px;}
  .cta-panel .btn{width:100%;}
  .footer-col,.footer-col:nth-of-type(3),.footer-col:nth-of-type(4){grid-column:span 6;}
  .site-footer{padding:52px 0 28px;margin-top:64px;}
  .copy-btn{margin-left:0;}
}
@media (max-width:520px){
  .header-inner{height:60px;gap:12px;}
  .brand-mark{width:36px;height:36px;font-size:16px;border-radius:10px;}
  .brand-text strong{font-size:16px;}
  .brand-text em{font-size:9px;letter-spacing:.14em;}
  .article-title{font-size:28px;}
  .breadcrumb .current{max-width:64vw;}
  .meta-row{gap:10px;font-size:12.5px;}
  .footer-col,.footer-col:nth-of-type(3),.footer-col:nth-of-type(4){grid-column:span 12;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .tag-row{margin-top:32px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root{
  --bg:#06080C;
  --bg-soft:#0A0E15;
  --surface:#0F1621;
  --surface-2:#141D2A;
  --line:rgba(255,255,255,.08);
  --line-neon:rgba(44,232,196,.35);
  --neon:#2CE8C4;
  --violet:#8B5CFF;
  --amber:#FFB020;
  --danger:#FF5C72;
  --text:#E9F0F8;
  --text-2:#98A6B8;
  --text-3:#667386;
  --on-neon:#04110D;
  --radius:16px;
  --radius-sm:12px;
  --pill:999px;
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --container:1240px;
  --ease:cubic-bezier(.4,0,.2,1);
  --num-font:"Sora","Barlow","HarmonyOS Sans SC","PingFang SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;min-height:100vh;background:var(--bg);color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.75;font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
svg{display:block}
:focus-visible{outline:2px solid var(--neon);outline-offset:2px;border-radius:6px}
::selection{background:rgba(44,232,196,.28);color:#fff}

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

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(6,8,12,.88);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(44,232,196,.20);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-size:19px;font-weight:700;color:var(--on-neon);
  background:linear-gradient(140deg,#4bf3d4,#16b79a);
  box-shadow:0 0 18px rgba(44,232,196,.28);
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:18px;font-weight:700;letter-spacing:.01em;color:#fff}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.18em;color:var(--text-2);margin-top:3px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:14px;color:var(--text-2);border-radius:8px;transition:color .2s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;border-radius:2px;
  background:var(--neon);transform:scaleX(0);transform-origin:left center;
  transition:transform .24s var(--ease);
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:#fff}
.nav-links a.active::after{transform:scaleX(1);box-shadow:0 0 12px rgba(44,232,196,.75)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:background .2s var(--ease)}
.nav-toggle:hover{border-color:var(--line-neon);background:rgba(44,232,196,.06)}
.nav-toggle:hover span{background:var(--neon)}

/* 移动端抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:200;display:flex;flex-direction:column;
  padding:16px 16px 32px;background:rgba(6,8,12,.985);
  opacity:0;pointer-events:none;transform:translateY(-12px);
  transition:opacity .26s var(--ease),transform .26s var(--ease);
  overflow-y:auto;
}
.mobile-drawer.open{opacity:1;pointer-events:auto;transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{
  width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  display:grid;place-items:center;font-size:18px;color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.drawer-close:hover{color:var(--neon);border-color:var(--line-neon)}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px}
.drawer-nav a{
  position:relative;display:flex;align-items:center;height:56px;padding-left:16px;
  font-size:18px;color:var(--text-2);border-bottom:1px solid var(--line);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.drawer-nav a::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:var(--neon);opacity:0;transition:opacity .2s var(--ease);
}
.drawer-nav a:hover{color:#fff}
.drawer-nav a.active{color:#fff}
.drawer-nav a.active::before{opacity:1}
.drawer-foot{margin-top:auto;padding-top:24px;display:flex;flex-direction:column;gap:14px}
.drawer-foot p{font-size:12px;color:var(--text-3);line-height:1.7}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.btn-primary{background:var(--neon);color:var(--on-neon)}
.btn-primary:hover{background:#4bf3d4;box-shadow:0 0 26px rgba(44,232,196,.38)}
.btn-primary:active{transform:scale(.99);box-shadow:0 0 16px rgba(44,232,196,.28)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text)}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon);background:rgba(44,232,196,.06)}
.btn-ghost:active{transform:scale(.99)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--neon);
}
.link-arrow span{transition:transform .2s var(--ease)}
.link-arrow:hover span{transform:translateX(4px)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px}

/* ---------- 通用标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.06em;line-height:1;
  padding:6px 11px;border-radius:var(--pill);
  color:var(--neon);background:rgba(44,232,196,.10);border:1px solid rgba(44,232,196,.30);
}
.badge svg{width:13px;height:13px}
.badge-amber{color:var(--amber);background:rgba(255,176,32,.10);border-color:rgba(255,176,32,.32)}
.badge-violet{color:#bda6ff;background:rgba(139,92,255,.12);border-color:rgba(139,92,255,.32)}
.badge-solid{background:rgba(44,232,196,.16);border-color:rgba(44,232,196,.5);color:#8ff7e4}
.tag{
  display:inline-block;font-size:12px;line-height:1;padding:5px 10px;border-radius:var(--pill);
  color:var(--text-2);background:rgba(255,255,255,.04);border:1px solid var(--line);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--num-font);font-size:12px;letter-spacing:.14em;font-weight:600;
  color:var(--neon);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--line-neon)}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 72px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(720px 320px at 10% -10%,rgba(44,232,196,.12),transparent 68%),
    radial-gradient(620px 300px at 92% 10%,rgba(139,92,255,.13),transparent 70%),
    var(--bg);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(760px 420px at 22% 0%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(760px 420px at 22% 0%,#000 20%,transparent 78%);
}
.page-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb a:hover{color:var(--neon)}
.breadcrumb .sep{color:rgba(255,255,255,.24)}
.breadcrumb .current{color:#fff}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.hero-copy h1{
  font-size:clamp(32px,3.5vw,50px);line-height:1.14;letter-spacing:-.02em;margin:16px 0 0;
}
.hero-copy h1 .h1-sep{color:var(--neon);font-weight:400;margin:0 2px}
.hero-lead{margin-top:18px;font-size:17px;line-height:1.8;color:var(--text-2);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:24px;margin-top:34px;padding-top:24px;
  border-top:1px solid var(--line);
}
.hero-facts li{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2)}
.hero-facts svg{width:15px;height:15px;color:var(--neon);flex:0 0 auto}
.hero-media{
  position:relative;margin:0;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:4/3;
  background:linear-gradient(150deg,#101a26,#06080C);
}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.92}
.hero-media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(6,8,12,.10) 0%,rgba(6,8,12,.32) 55%,rgba(6,8,12,.86) 100%);
}
.hero-media .media-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.04em;color:#d7f7f0;
  padding:7px 12px;border-radius:var(--pill);
  background:rgba(6,8,12,.72);border:1px solid rgba(44,232,196,.34);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.hero-media .media-tag i{
  width:7px;height:7px;border-radius:50%;background:var(--neon);
  box-shadow:0 0 8px rgba(44,232,196,.9);display:block;
}
.hero-media .corner{
  position:absolute;width:22px;height:22px;border:1px solid rgba(44,232,196,.7);z-index:2;pointer-events:none;
}
.hero-media .corner-tl{top:12px;left:12px;border-right:0;border-bottom:0}
.hero-media .corner-br{bottom:12px;right:12px;border-left:0;border-top:0}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.28}
.section-head p{margin-top:14px;font-size:16px;line-height:1.8;color:var(--text-2)}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .eyebrow{justify-content:center}

/* ---------- 公告类型卡 ---------- */
.type-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.type-card{
  position:relative;display:flex;flex-direction:column;gap:12px;
  padding:26px 24px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.type-card:hover{
  border-color:var(--line-neon);transform:translateY(-2px);background:var(--surface-2);
  box-shadow:0 0 0 1px rgba(44,232,196,.16),0 0 28px rgba(44,232,196,.10);
}
.type-num{
  font-family:var(--num-font);font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--neon);opacity:.9;
}
.type-card h3{font-size:18px;line-height:1.4}
.type-card p{font-size:14px;line-height:1.85;color:var(--text-2)}
.type-card .tag{margin-top:auto;align-self:flex-start}

/* ---------- 步骤轨道 ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  position:relative;padding-top:8px;
}
.steps::before{
  content:"";position:absolute;left:8px;right:8px;top:26px;height:1px;
  background:linear-gradient(90deg,rgba(44,232,196,.55),rgba(44,232,196,.10));
}
.step{position:relative;padding-top:52px}
.step::before{
  content:"";position:absolute;top:20px;left:0;width:13px;height:13px;border-radius:50%;
  background:var(--bg);border:1px solid rgba(44,232,196,.6);z-index:1;
}
.step::after{
  content:"";position:absolute;top:24.5px;left:4.5px;width:4px;height:4px;border-radius:50%;
  background:var(--neon);box-shadow:0 0 10px rgba(44,232,196,.9);
}
.step-num{
  font-family:var(--num-font);font-size:30px;font-weight:800;line-height:1;
  color:rgba(44,232,196,.85);letter-spacing:-.02em;font-feature-settings:"tnum";
}
.step h3{font-size:18px;margin-top:14px}
.step p{font-size:14px;line-height:1.85;color:var(--text-2);margin-top:10px}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:88px;top:14px;bottom:14px;width:1px;
  background:linear-gradient(180deg,rgba(44,232,196,.55),rgba(44,232,196,.06));
}
.tl-item{display:grid;grid-template-columns:72px 1fr;gap:32px;position:relative;padding-bottom:22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:84.5px;top:24px;width:7px;height:7px;border-radius:50%;
  background:var(--neon);box-shadow:0 0 10px rgba(44,232,196,.85);z-index:1;
}
.tl-date{display:flex;flex-direction:column;line-height:1.25;padding-top:16px}
.tl-date strong{
  font-family:var(--num-font);font-size:20px;font-weight:700;letter-spacing:-.01em;
  color:var(--text);font-feature-settings:"tnum";
}
.tl-date span{font-family:var(--num-font);font-size:12px;color:var(--text-3);letter-spacing:.08em;margin-top:4px}
.tl-card{
  padding:22px 24px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
  transition:border-color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.tl-card:hover{border-color:var(--line-neon);background:var(--surface-2);box-shadow:0 0 0 1px rgba(44,232,196,.12)}
.tl-card h3{font-size:18px;margin-top:12px}
.tl-card p{font-size:14px;line-height:1.85;color:var(--text-2);margin-top:10px}
.tl-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;
  font-size:12px;color:var(--text-3);
}
.tl-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-3);display:block}
.tl-foot{margin-top:16px}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line);transition:background .2s var(--ease)}
.faq-item:hover{background:rgba(255,255,255,.015)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 4px 22px 20px;text-align:left;position:relative;
  font-size:16.5px;font-weight:600;line-height:1.5;color:var(--text);
  transition:color .2s var(--ease);
}
.faq-q::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:2px;border-radius:2px;
  background:var(--neon);opacity:0;transition:opacity .2s var(--ease);
}
.faq-item.open .faq-q{color:var(--neon)}
.faq-item.open .faq-q::before{opacity:1}
.faq-icon{
  flex:0 0 auto;width:20px;height:20px;position:relative;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.faq-icon::before{top:9px;left:2px;width:16px;height:2px}
.faq-icon::after{left:9px;top:2px;width:2px;height:16px}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a-inner{padding:0 24px 24px 20px;font-size:15px;line-height:1.9;color:var(--text-2)}
.faq-item.open{background:rgba(44,232,196,.035)}

/* ---------- CTA 面板 ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:20px;
  padding:48px;display:grid;grid-template-columns:1.5fr 1fr;gap:36px;align-items:center;
  border:1px solid rgba(44,232,196,.30);
  background:
    radial-gradient(560px 240px at 88% 0%,rgba(139,92,255,.16),transparent 70%),
    radial-gradient(520px 260px at 6% 100%,rgba(44,232,196,.12),transparent 70%),
    var(--surface);
}
.cta-panel h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3}
.cta-panel p{margin-top:14px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-note{font-size:12px;color:var(--text-3);line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#05070A;border-top:1px solid rgba(44,232,196,.24);
  padding:64px 0 32px;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(44,232,196,.55),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:4fr 2fr 2fr 3fr;gap:40px 32px;
}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:var(--text-2);max-width:360px}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;letter-spacing:.02em;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2);display:inline-block;transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-col a:hover{color:var(--neon);transform:translateX(2px)}
.footer-col p{font-size:14px;line-height:1.9;color:var(--text-2)}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{gap:36px}
  .type-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:3fr 2fr 2fr 2fr}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .header-actions .btn{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:64px;gap:12px}
  .section{padding:72px 0}
  .page-hero{padding:44px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media{aspect-ratio:16/9;order:2}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px 24px}
  .steps::before{display:none}
  .step{padding-top:0;padding-left:34px}
  .step::before{top:6px}
  .step::after{top:10.5px}
  .cta-panel{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 24px}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .page-hero{padding:32px 0 48px}
  .hero-copy h1{font-size:32px}
  .hero-lead{font-size:16px;margin-top:14px}
  .hero-actions .btn{width:100%}
  .hero-actions{gap:10px}
  .hero-facts{gap:14px 20px;margin-top:26px;padding-top:20px}
  .hero-facts li{font-size:12.5px}
  .hero-media{aspect-ratio:16/10;max-height:340px}
  .type-grid{grid-template-columns:1fr;gap:16px}
  .type-card{padding:20px}
  .steps{grid-template-columns:1fr;gap:24px}
  .timeline::before{left:9px}
  .tl-item{grid-template-columns:1fr;gap:10px;padding-left:30px;padding-bottom:18px}
  .tl-item::before{left:5.5px;top:8px}
  .tl-date{flex-direction:row;align-items:baseline;gap:8px;padding-top:0}
  .tl-date strong{font-size:16px}
  .tl-date span{margin-top:0}
  .tl-card{padding:18px 18px}
  .tl-card h3{font-size:16.5px}
  .faq-q{font-size:15.5px;padding:18px 4px 18px 18px}
  .faq-a-inner{padding:0 16px 20px 18px;font-size:14.5px}
  .cta-panel{padding:26px 20px;border-radius:16px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 20px}
  .site-footer{padding:48px 0 28px}
  .footer-bottom{flex-direction:column;gap:8px;margin-top:32px}
  .section-head{margin-bottom:32px}
}
@media (max-width:479px){
  body{font-size:15px}
  .header-inner{height:60px}
  .brand-mark{width:36px;height:36px;font-size:17px;border-radius:10px}
  .brand-text strong{font-size:16px}
  .brand-text em{font-size:9px;letter-spacing:.14em}
  .page-hero::before{display:none}
  .hero-copy h1{font-size:30px;line-height:1.2}
  .hero-media{aspect-ratio:4/3;max-height:none}
  .footer-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --bg:#06080C;
  --bg-2:#0A0E15;
  --surface:#0F1621;
  --surface-hi:#141D2A;
  --line:rgba(255,255,255,.08);
  --line-accent:rgba(44,232,196,.35);
  --neon:#2CE8C4;
  --violet:#8B5CFF;
  --amber:#FFB020;
  --danger:#FF5C72;
  --text:#E9F0F8;
  --muted:#98A6B8;
  --dim:#667386;
  --ink:#04110D;
  --r-lg:16px;
  --r-sm:12px;
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --ease:220ms ease;
  --max:1240px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Sora","Barlow","HarmonyOS Sans SC","PingFang SC",sans-serif;
}
*,*::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{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure,time{margin:0}
ul,ol{padding:0;list-style:none}
time{font-variant-numeric:tabular-nums}
::selection{background:rgba(44,232,196,.28);color:#fff}
:focus-visible{outline:2px solid var(--neon);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-head{display:flex;flex-direction:column;gap:12px;max-width:720px;margin-bottom:44px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.01em}
.section-head p{font-size:15px;line-height:1.85;color:var(--muted)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--neon);
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--neon);opacity:.7}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(6,8,12,.88);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(44,232,196,.22);
}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-weight:700;font-size:18px;color:var(--ink);
  background:linear-gradient(140deg,#4ff3d4,#19a990);
  box-shadow:0 0 20px rgba(44,232,196,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:18px;font-weight:700;letter-spacing:.02em}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.18em;color:var(--muted);margin-top:4px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:flex;align-items:center;height:44px;padding:0 12px;
  font-size:14px;color:var(--muted);transition:color var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;border-radius:2px;
  background:var(--neon);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:#fff}
.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active::before{
  content:"";position:absolute;right:12px;bottom:5px;width:4px;height:4px;border-radius:50%;
  background:var(--neon);box-shadow:0 0 8px var(--neon);
}
.header-cta{margin-left:8px;display:flex}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;
  border:1px solid var(--line);border-radius:12px;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:border-color var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:background var(--ease)}
.nav-toggle:hover{border-color:var(--line-accent)}
.nav-toggle:hover span{background:var(--neon)}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:95;
  background:rgba(5,7,10,.985);
  display:flex;flex-direction:column;
  padding:18px 20px 32px;
  transform:translateX(100%);visibility:hidden;
  transition:transform 280ms ease,visibility 280ms ease;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0);visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-close{width:42px;height:42px;border:1px solid var(--line);border-radius:12px;display:grid;place-items:center;font-size:20px;line-height:1;color:var(--muted)}
.drawer-close:hover{color:var(--neon);border-color:var(--line-accent)}
.drawer-nav{display:flex;flex-direction:column;margin:12px 0 24px}
.drawer-nav a{
  display:flex;align-items:center;gap:12px;
  padding:16px 0 16px 12px;font-size:18px;color:var(--text);
  border-bottom:1px solid var(--line);position:relative;
}
.drawer-nav a.active{color:var(--neon)}
.drawer-nav a.active::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;background:var(--neon)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:14px}
.drawer-foot .btn{width:100%}
.drawer-note{font-size:12px;line-height:1.8;color:var(--dim)}

/* ============ 按钮 / 标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  border:1px solid transparent;transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.btn-primary{background:var(--neon);color:var(--ink);box-shadow:0 8px 24px rgba(44,232,196,.14)}
.btn-primary:hover{background:#54f5d6;box-shadow:0 0 26px rgba(44,232,196,.34)}
.btn-primary:active{transform:scale(.99)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.18);color:#fff}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon);background:rgba(44,232,196,.06)}
.btn-ghost:active{transform:scale(.99)}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;font-size:12px;letter-spacing:.04em;
  color:var(--neon);background:rgba(44,232,196,.1);border:1px solid rgba(44,232,196,.3);
  white-space:nowrap;
}
.badge svg{width:12px;height:12px}
.badge-amber{color:var(--amber);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.32)}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;border-radius:999px;
  font-size:13px;color:var(--muted);border:1px solid var(--line);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.chip:hover{color:#fff;border-color:rgba(44,232,196,.4);background:rgba(44,232,196,.05)}
.chip.is-active{background:var(--neon);border-color:var(--neon);color:var(--ink);font-weight:600}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--neon);
  transition:gap var(--ease),opacity var(--ease);
}
.link-arrow span{transition:transform var(--ease)}
.link-arrow:hover span{transform:translateX(4px)}
.link-arrow:hover{opacity:.86}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(760px 340px at 84% -20%,rgba(139,92,255,.17),transparent 64%),
    radial-gradient(620px 280px at 4% 120%,rgba(44,232,196,.13),transparent 62%),
    var(--bg-2);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000,transparent 74%);
  mask-image:radial-gradient(circle at 50% 0%,#000,transparent 74%);
}
.page-hero .container{position:relative;z-index:1;padding-top:44px;padding-bottom:46px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--dim);flex-wrap:wrap;margin-bottom:22px}
.breadcrumb a{color:var(--muted);transition:color var(--ease)}
.breadcrumb a:hover{color:var(--neon)}
.breadcrumb .sep{color:rgba(255,255,255,.2)}
.breadcrumb .current{color:#fff}
.page-hero h1{
  font-size:clamp(28px,3.6vw,40px);
  line-height:1.2;letter-spacing:-.015em;font-weight:700;
  max-width:900px;
}
.page-hero .hero-sub{
  margin-top:18px;max-width:720px;
  font-size:16px;line-height:1.85;color:var(--muted);
}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}

/* ============ 资讯主区 ============ */
.news-section{padding:88px 0 96px}
.editorial{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:24px;
  align-items:stretch;
}
.side-stack{display:grid;grid-template-rows:1fr 1fr;gap:24px;min-height:0}

.feature-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.feature-card:hover{border-color:var(--line-accent);transform:translateY(-2px);box-shadow:var(--shadow)}
.feature-media{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#0d1622,#0a1017)}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform 240ms ease}
.feature-card:hover .feature-media img{transform:scale(1.03)}
.feature-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,8,12,0) 42%,rgba(15,22,33,.96) 100%);
}
.feature-body{padding:26px 26px 28px;display:flex;flex-direction:column;gap:14px}
.meta-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--dim)}
.meta-row .dot{color:rgba(255,255,255,.2)}
.feature-body h3{font-size:clamp(20px,2vw,26px);line-height:1.4;font-weight:700;letter-spacing:-.01em}
.feature-body p{font-size:15px;line-height:1.85;color:var(--muted)}

.mini-card{
  display:flex;flex-direction:column;overflow:hidden;min-height:0;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.mini-card:hover{border-color:var(--line-accent);transform:translateY(-2px);box-shadow:var(--shadow)}
.mini-media{position:relative;flex:1 1 0;min-height:132px;overflow:hidden;background:linear-gradient(135deg,#0d1622,#0a1017)}
.mini-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 240ms ease}
.mini-card:hover .mini-media img{transform:scale(1.03)}
.mini-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,8,12,0) 40%,rgba(15,22,33,.94) 100%);
}
.mini-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:0 0 auto}
.mini-body h3{font-size:17px;line-height:1.45;font-weight:600}
.mini-body p{font-size:14px;line-height:1.8;color:var(--muted)}

.small-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:24px}
.small-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.small-card:hover{border-color:var(--line-accent);transform:translateY(-2px);box-shadow:var(--shadow)}
.small-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#0d1622,#0a1017)}
.small-media img{width:100%;height:100%;object-fit:cover;transition:transform 240ms ease}
.small-card:hover .small-media img{transform:scale(1.03)}
.small-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,8,12,0) 45%,rgba(15,22,33,.92) 100%);
}
.small-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px}
.small-body h3{font-size:16px;line-height:1.45;font-weight:600}
.small-body p{font-size:13.5px;line-height:1.75;color:var(--muted)}
.small-body .meta-row{margin-top:auto;font-size:12px}

/* ============ 资讯速读 ============ */
.brief{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.brief-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.brief-item{
  padding:28px 26px;
  border-left:1px solid var(--line);
  display:flex;flex-direction:column;gap:10px;
  transition:background var(--ease);
}
.brief-item:first-child{border-left:0;padding-left:0}
.brief-item:hover{background:rgba(255,255,255,.015)}
.brief-num{
  font-family:var(--font-num);font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--neon);
}
.brief-item h3{font-size:17px;font-weight:600;line-height:1.4}
.brief-item p{font-size:14px;line-height:1.8;color:var(--muted)}

/* ============ 核验提示带 ============ */
.notice-band{padding:0 0 96px}
.notice-inner{
  display:flex;align-items:center;gap:26px;
  padding:28px 30px;border-radius:var(--r-lg);
  border:1px solid rgba(44,232,196,.24);
  background:
    linear-gradient(120deg,rgba(44,232,196,.08),rgba(139,92,255,.07)),
    var(--surface);
  box-shadow:0 0 32px rgba(44,232,196,.06);
}
.notice-icon{
  flex:0 0 auto;width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  color:var(--neon);background:rgba(44,232,196,.1);border:1px solid rgba(44,232,196,.3);
}
.notice-icon svg{width:24px;height:24px}
.notice-text{flex:1 1 auto;min-width:0}
.notice-text h2{font-size:19px;font-weight:700;line-height:1.4}
.notice-text p{font-size:14.5px;line-height:1.8;color:var(--muted);margin-top:6px}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-side h2{font-size:clamp(24px,2.6vw,32px);line-height:1.25;font-weight:700}
.faq-side p{margin-top:14px;font-size:15px;line-height:1.85;color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);transition:background var(--ease)}
.faq-item.open{background:rgba(255,255,255,.02)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 16px 22px 18px;text-align:left;
  font-size:16px;font-weight:600;line-height:1.5;color:var(--text);
  position:relative;transition:color var(--ease);
}
.faq-q:hover{color:var(--neon)}
.faq-item.open .faq-q{color:var(--neon)}
.faq-item.open .faq-q::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:2px;border-radius:2px;background:var(--neon);
}
.faq-icon{
  flex:0 0 auto;width:20px;height:20px;position:relative;color:var(--muted);
  transition:transform var(--ease),color var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:currentColor;border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px;transition:opacity var(--ease),transform var(--ease)}
.faq-item.open .faq-icon{color:var(--neon);transform:rotate(180deg)}
.faq-item.open .faq-icon::after{opacity:0;transform:translate(-50%,-50%) scaleY(.2)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms ease}
.faq-a-inner{padding:0 60px 24px 18px;font-size:15px;line-height:1.9;color:var(--muted)}

/* ============ CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid rgba(44,232,196,.26);
  background:
    radial-gradient(620px 280px at 88% 0%,rgba(139,92,255,.2),transparent 62%),
    radial-gradient(520px 260px at 6% 110%,rgba(44,232,196,.15),transparent 60%),
    var(--surface);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  box-shadow:0 0 40px rgba(44,232,196,.07);
}
.cta-panel h2{font-size:clamp(22px,2.4vw,30px);line-height:1.28;font-weight:700}
.cta-panel p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--muted);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}

/* ============ 页脚 ============ */
.site-footer{
  background:#05070A;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(44,232,196,.55),rgba(44,232,196,.06),transparent) 1;
  padding:64px 0 32px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:4fr 2.2fr 2.2fr 3fr;gap:40px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--muted);max-width:340px}
.footer-col h3{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col li a{
  display:inline-block;font-size:14px;color:var(--muted);
  transition:color var(--ease),transform var(--ease);
}
.footer-col li a:hover{color:var(--neon);transform:translateX(2px)}
.footer-col p{font-size:13.5px;line-height:2;color:var(--muted)}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:var(--dim);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-links a{padding:0 9px;font-size:13.5px}
  .header-inner{gap:16px}
  .footer-grid{grid-template-columns:3.4fr 2fr 2fr 2.6fr;gap:32px}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .news-section{padding:64px 0 72px}
  .notice-band{padding-bottom:72px}
  .nav-links,.header-cta{display:none}
  .nav-toggle{display:flex}
  .editorial{grid-template-columns:1fr}
  .side-stack{grid-template-rows:auto;grid-template-columns:1fr 1fr}
  .small-grid{grid-template-columns:repeat(2,1fr)}
  .brief-grid{grid-template-columns:repeat(2,1fr)}
  .brief-item{padding:24px 22px}
  .brief-item:nth-child(odd){border-left:0;padding-left:0}
  .brief-item:nth-child(3),.brief-item:nth-child(4){border-top:1px solid var(--line)}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:40px 32px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .footer-brand{grid-column:1 / -1}
  .footer-brand p{max-width:520px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .header-inner{height:60px}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
  .brand-text strong{font-size:16px}
  .brand-text em{font-size:9px;letter-spacing:.16em}
  .section{padding:56px 0}
  .news-section{padding:48px 0 56px}
  .page-hero .container{padding-top:30px;padding-bottom:34px}
  .page-hero .hero-sub{font-size:15px;margin-top:14px}
  .filter-row{margin-top:22px;flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
  .filter-row::-webkit-scrollbar{display:none}
  .side-stack{grid-template-columns:1fr}
  .small-grid{grid-template-columns:1fr;gap:18px;margin-top:18px}
  .editorial{gap:18px}
  .side-stack{gap:18px}
  .feature-body{padding:20px 18px 22px}
  .mini-body{padding:18px 18px 20px}
  .small-body{padding:16px 18px 18px}
  .brief-grid{grid-template-columns:1fr}
  .brief-item{border-left:0;padding:22px 0;border-top:1px solid var(--line)}
  .brief-item:first-child{border-top:0;padding-top:0}
  .notice-band{padding-bottom:56px}
  .notice-inner{flex-direction:column;align-items:flex-start;gap:18px;padding:24px 20px}
  .notice-inner .btn{width:100%}
  .faq-q{font-size:15.5px;padding:18px 12px 18px 16px;gap:14px}
  .faq-a-inner{padding:0 20px 20px 16px;font-size:14.5px}
  .cta-panel{padding:32px 20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .site-footer{padding:48px 0 26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;margin-top:36px}
}
@media (max-width:479px){
  body{font-size:15px}
  .header-inner{height:56px}
  .page-hero::before{display:none}
  .footer-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
  --bg:#06080C;
  --bg-2:#0A0E15;
  --surface:#0F1621;
  --surface-2:#141D2A;
  --line:rgba(255,255,255,.08);
  --line-neon:rgba(44,232,196,.35);
  --neon:#2CE8C4;
  --violet:#8B5CFF;
  --amber:#FFB020;
  --danger:#FF5C72;
  --text:#E9F0F8;
  --muted:#98A6B8;
  --dim:#667386;
  --dark:#04110D;
  --r-lg:16px;
  --r-md:12px;
  --r-pill:999px;
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --shadow-hover:0 12px 40px rgba(0,0,0,.35),0 0 0 1px rgba(44,232,196,.35),0 0 28px rgba(44,232,196,.12);
  --container:1240px;
  --t:200ms ease;
  --font-cn:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Sora","Barlow","HarmonyOS Sans SC","PingFang SC",sans-serif;
}
*,*::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-cn);
  font-size:15px;
  line-height:1.75;
  font-weight:400;
  letter-spacing:.01em;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--neon);outline-offset:2px;border-radius:4px}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0;position:relative}
.section-tight{padding:72px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;font-weight:600;
  color:var(--neon);text-transform:uppercase;
}
.eyebrow::before{
  content:"";width:22px;height:1px;background:var(--neon);opacity:.7;
}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{
  font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.01em;
  margin:14px 0 14px;
}
.section-head p{color:var(--muted);font-size:16px;line-height:1.8}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;padding:4px 10px;border-radius:var(--r-pill);
  background:rgba(44,232,196,.10);
  border:1px solid rgba(44,232,196,.30);
  color:var(--neon);font-weight:500;line-height:1.6;
}
.badge-amber{
  background:rgba(255,176,32,.10);
  border-color:rgba(255,176,32,.32);
  color:var(--amber);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background var(--t),color var(--t),border-color var(--t),box-shadow var(--t),transform var(--t);
}
.btn-primary{background:var(--neon);color:var(--dark);box-shadow:0 0 0 rgba(44,232,196,0)}
.btn-primary:hover{background:#4ff2d4;box-shadow:0 0 24px rgba(44,232,196,.30)}
.btn-primary:active{transform:scale(.99)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text)}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon);background:rgba(44,232,196,.06)}
.btn-ghost:active{transform:scale(.99)}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--neon);font-size:14px;font-weight:600;
  border-bottom:1px solid transparent;transition:border-color var(--t),gap var(--t);
}
.link-arrow:hover{border-bottom-color:rgba(44,232,196,.5);gap:10px}
.link-arrow svg{transition:transform var(--t)}

/* header */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(6,8,12,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-neon);
}
.header-inner{
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(44,232,196,.20),rgba(139,92,255,.18));
  border:1px solid var(--line-neon);
  color:var(--neon);font-weight:700;font-size:19px;
  box-shadow:0 0 18px rgba(44,232,196,.12);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:700;letter-spacing:.02em}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.18em;color:var(--muted);margin-top:3px}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:44px;
  font-size:14px;color:var(--muted);transition:color var(--t);
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:100%;bottom:8px;height:2px;
  background:var(--neon);transition:right 220ms ease;
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{right:0}
.nav-links a.active{color:#fff}
.nav-links a.active::after{right:0}
.nav-links a.active::before{
  content:"";position:absolute;right:-4px;bottom:7px;width:4px;height:4px;border-radius:50%;
  background:var(--neon);box-shadow:0 0 8px rgba(44,232,196,.9);
}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:transparent;border:1px solid var(--line);color:var(--text);
  align-items:center;justify-content:center;cursor:pointer;transition:border-color var(--t),color var(--t);
}
.nav-toggle:hover{border-color:var(--line-neon);color:var(--neon)}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;transition:transform var(--t),top var(--t);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}
.drawer{
  display:none;position:fixed;left:0;right:0;top:72px;bottom:0;z-index:79;
  background:rgba(6,8,12,.98);backdrop-filter:blur(14px);
  padding:24px;overflow-y:auto;
}
.drawer.open{display:flex;flex-direction:column}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{
  padding:16px 0 16px 14px;font-size:18px;color:var(--text);
  border-bottom:1px solid var(--line);position:relative;transition:color var(--t);
}
.drawer nav a.active{color:var(--neon)}
.drawer nav a.active::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;background:var(--neon);border-radius:2px;
}
.drawer-foot{margin-top:auto;padding-top:24px}
.drawer-foot .btn{width:100%}
.drawer-note{
  margin-top:14px;font-size:12px;color:var(--dim);line-height:1.8;
}

/* hero */
.page-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  padding:52px 0 56px;
  background:
    radial-gradient(680px 320px at 12% 0%,rgba(44,232,196,.14),transparent 68%),
    radial-gradient(520px 260px at 88% 20%,rgba(139,92,255,.14),transparent 70%),
    var(--bg);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.16;pointer-events:none;
}
.page-hero::after{
  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:64px 64px;
  mask-image:radial-gradient(circle at 30% 20%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 30% 20%,#000,transparent 72%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--dim);margin-bottom:22px;
}
.breadcrumb a{color:var(--muted);transition:color var(--t)}
.breadcrumb a:hover{color:var(--neon)}
.breadcrumb .sep{color:rgba(255,255,255,.22)}
.breadcrumb .current{color:#fff}
.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:40px;align-items:center}
.page-hero h1{
  font-size:clamp(28px,4vw,40px);line-height:1.2;font-weight:700;letter-spacing:-.02em;
  margin:16px 0 18px;
}
.page-hero h1 .accent{
  display:block;font-size:clamp(16px,2vw,20px);font-weight:600;color:var(--neon);
  letter-spacing:.02em;margin-top:10px;
}
.hero-lead{font-size:16px;line-height:1.85;color:var(--muted);max-width:620px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;
}
.hero-meta .chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--muted);
  padding:7px 13px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
}
.hero-meta .chip svg{color:var(--neon);flex-shrink:0}
.hero-figure{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:4/3;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;filter:saturate(.9)}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,8,12,.05) 30%,rgba(6,8,12,.85));
}
.hero-figure .corner{
  position:absolute;width:22px;height:22px;border-color:var(--neon);z-index:3;
}
.corner-tl{top:12px;left:12px;border-top:1px solid;border-left:1px solid}
.corner-br{bottom:12px;right:12px;border-bottom:1px solid;border-right:1px solid}
.hero-figure .fig-cap{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:3;
  font-size:12.5px;color:var(--muted);line-height:1.7;
}
.hero-figure .fig-cap strong{display:block;color:var(--text);font-size:14px;margin-bottom:4px;font-weight:600}

/* steps */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:28px 24px 26px;
  transition:border-color var(--t),transform var(--t),box-shadow var(--t),background var(--t);
}
.step-card:hover{
  border-color:var(--line-neon);transform:translateY(-2px);
  box-shadow:var(--shadow-hover);background:var(--surface-2);
}
.step-num{
  font-family:var(--font-num);font-size:44px;font-weight:800;line-height:1;
  color:var(--neon);opacity:.85;letter-spacing:-.03em;display:block;margin-bottom:18px;
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:19px;font-weight:700;margin-bottom:10px;line-height:1.4}
.step-card p{font-size:15px;line-height:1.85;color:var(--muted)}
.step-card .step-tag{margin-top:16px}
@media (min-width:1024px){
  .step-card:not(:last-child)::after{
    content:"";position:absolute;top:62px;right:-25px;width:25px;
    border-top:1px dashed rgba(44,232,196,.45);z-index:2;
  }
}

/* alerts */
.alert-band{
  background:linear-gradient(180deg,var(--bg-2),var(--bg));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.alert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.alert-card{
  display:flex;gap:16px;
  background:linear-gradient(160deg,rgba(255,176,32,.07),rgba(15,22,33,.96) 55%);
  border:1px solid rgba(255,176,32,.20);
  border-left:3px solid var(--amber);
  border-radius:14px;padding:24px;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.alert-card:hover{transform:translateY(-2px);border-color:rgba(255,176,32,.45);box-shadow:0 12px 40px rgba(0,0,0,.35)}
.alert-icon{
  flex-shrink:0;width:40px;height:40px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,176,32,.12);border:1px solid rgba(255,176,32,.30);color:var(--amber);
}
.alert-card h3{font-size:18px;font-weight:700;line-height:1.4;margin-bottom:8px}
.alert-card p{font-size:14.5px;line-height:1.85;color:var(--muted)}
.alert-card .alert-tag{margin-top:14px;display:inline-flex}

/* guarantee */
.guarantee-wrap{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start;
}
.guarantee-aside h2{font-size:clamp(24px,3vw,32px);line-height:1.28;margin:14px 0 16px;font-weight:700}
.guarantee-aside p{color:var(--muted);font-size:15.5px;line-height:1.85;max-width:420px}
.guarantee-aside .btn{margin-top:26px}
.guarantee-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 36px}
.g-item{
  display:flex;gap:12px;padding:18px 0;border-bottom:1px solid var(--line);
  transition:border-color var(--t);
}
.g-item:hover{border-bottom-color:var(--line-neon)}
.g-check{
  flex-shrink:0;width:22px;height:22px;border-radius:6px;display:grid;place-items:center;
  background:rgba(44,232,196,.12);border:1px solid rgba(44,232,196,.32);color:var(--neon);
  margin-top:2px;
}
.g-item h3{font-size:15.5px;font-weight:600;margin-bottom:5px;line-height:1.5}
.g-item p{font-size:13.5px;line-height:1.8;color:var(--dim)}

/* faq */
.faq-layout{display:grid;grid-template-columns:.9fr 1.5fr;gap:56px;align-items:start}
.faq-aside h2{font-size:clamp(24px,3vw,32px);line-height:1.28;margin:14px 0 14px;font-weight:700}
.faq-aside p{color:var(--muted);font-size:15px;line-height:1.85;max-width:380px}
.faq-aside .link-arrow{margin-top:22px}
.faq{display:flex;flex-direction:column}
.faq-item{position:relative;border-bottom:1px solid var(--line);transition:background var(--t)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item.open{background:rgba(44,232,196,.035)}
.faq-item.open::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:2px;background:var(--neon);border-radius:2px;
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 14px 22px 0;background:none;border:0;cursor:pointer;
  color:var(--text);font-size:16.5px;font-weight:600;line-height:1.6;text-align:left;
  transition:color var(--t),padding-left var(--t);
}
.faq-item.open .faq-q{color:var(--neon);padding-left:16px}
.faq-icon{
  flex-shrink:0;width:20px;height:20px;position:relative;color:currentColor;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform var(--t),opacity var(--t);
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms ease}
.faq-a p{padding:0 40px 24px 16px;font-size:15px;line-height:1.9;color:var(--muted)}

/* cta */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:20px;padding:56px 48px;
  background:linear-gradient(140deg,rgba(15,22,33,.96),rgba(10,14,21,.96));
  border:1px solid transparent;
  background-clip:padding-box;
  box-shadow:var(--shadow);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;border-radius:20px;padding:1px;
  background:linear-gradient(130deg,rgba(44,232,196,.55),rgba(139,92,255,.30) 45%,rgba(44,232,196,.08));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-100px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(139,92,255,.28),transparent 66%);pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(24px,3vw,32px);line-height:1.3;margin-bottom:14px;font-weight:700}
.cta-inner p{color:var(--muted);font-size:15.5px;line-height:1.85;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.cta-meta{
  margin-top:22px;display:flex;flex-wrap:wrap;gap:20px;font-size:13px;color:var(--dim);
}
.cta-meta span{display:inline-flex;align-items:center;gap:7px}
.cta-meta svg{color:var(--neon);flex-shrink:0}

/* footer */
.site-footer{
  background:#05070A;border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(44,232,196,.6),rgba(44,232,196,0)) 1;
  padding:64px 0 32px;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--dim);max-width:340px}
.footer-col h3{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:var(--muted);transition:color var(--t),transform var(--t);display:inline-block}
.footer-col a:hover{color:var(--neon);transform:translateX(2px)}
.footer-col p{font-size:13.5px;line-height:1.9;color:var(--dim)}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12px;color:var(--dim);
}

/* responsive */
@media (max-width:1279px){
  .nav-links{gap:20px}
  .hero-grid{gap:32px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .header-actions .btn{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:64px}
  .drawer{top:64px}
  .section{padding:72px 0}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-figure{aspect-ratio:16/9;max-height:320px}
  .steps-grid{grid-template-columns:1fr;gap:16px}
  .alert-grid{grid-template-columns:1fr}
  .guarantee-wrap{grid-template-columns:1fr;gap:32px}
  .faq-layout{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-panel{padding:40px 32px}
  .cta-inner{grid-template-columns:1fr;gap:26px}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .page-hero{padding:36px 0 40px}
  .hero-lead{font-size:15px}
  .hero-meta .chip{font-size:12.5px;padding:6px 11px}
  .step-card{padding:22px 20px}
  .step-num{font-size:36px;margin-bottom:14px}
  .alert-card{padding:20px;gap:14px}
  .guarantee-list{grid-template-columns:1fr;gap:0}
  .faq-q{font-size:15.5px;padding:18px 12px 18px 0}
  .faq-a p{padding:0 20px 20px 16px}
  .cta-panel{padding:32px 22px;border-radius:16px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .site-footer{padding:48px 0 28px}
}
@media (max-width:480px){
  body{font-size:15px}
  .header-inner{height:60px}
  .drawer{top:60px;padding:18px}
  .brand-text strong{font-size:16px}
  .brand-text em{font-size:9px;letter-spacing:.14em}
  .brand-mark{width:36px;height:36px;font-size:17px}
  .page-hero::after{display:none}
  .hero-figure{max-height:260px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category4 */
:root{
  --bg:#06080C;
  --bg-2:#0A0E15;
  --surface:#0F1621;
  --surface-2:#141D2A;
  --line:rgba(255,255,255,0.08);
  --line-accent:rgba(44,232,196,0.35);
  --neon:#2CE8C4;
  --violet:#8B5CFF;
  --amber:#FFB020;
  --danger:#FF5C72;
  --text:#E9F0F8;
  --text-2:#98A6B8;
  --text-3:#667386;
  --dark-text:#04110D;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --shadow-hover:0 12px 40px rgba(0,0,0,.35),0 0 0 1px rgba(44,232,196,.35),0 0 28px rgba(44,232,196,.12);
  --ease:220ms ease;
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:72px;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Sora","Barlow",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
input,button,textarea,select{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.grid-12{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.col-4{grid-column:span 4;}
.col-5{grid-column:span 5;}
.col-7{grid-column:span 7;}
.col-8{grid-column:span 8;}
.col-12{grid-column:span 12;}

/* ============ header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  height:72px;
  background:rgba(6,8,12,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(44,232,196,.18);
}
.header-inner{height:72px;display:flex;align-items:center;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(44,232,196,.18),rgba(139,92,255,.18));
  border:1px solid rgba(44,232,196,.45);
  color:var(--neon);font-size:19px;font-weight:700;
  box-shadow:0 0 18px rgba(44,232,196,.16);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:700;letter-spacing:.02em;color:var(--text);}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.18em;color:var(--text-3);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 14px;
  font-size:14px;color:var(--text-2);
  transition:color var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:8px;height:2px;
  background:var(--neon);transform:scaleX(0);transform-origin:left;
  transition:transform var(--ease);
}
.nav-links a:hover{color:#fff;}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:#fff;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active::before{
  content:"";position:absolute;right:10px;bottom:6px;width:4px;height:4px;border-radius:50%;
  background:var(--neon);box-shadow:0 0 8px var(--neon);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:transparent;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:background var(--ease);}
.nav-toggle:hover{border-color:var(--line-accent);}
.nav-toggle:hover span{background:var(--neon);}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:all var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--neon);color:var(--dark-text);}
.btn-primary:hover{background:#4df3d3;box-shadow:0 0 24px rgba(44,232,196,.35);}
.btn-primary:active{transform:scale(.99);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text);}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon);background:rgba(44,232,196,.06);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.45;cursor:not-allowed;box-shadow:none;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--neon);font-size:14px;font-weight:600;
}
.link-arrow span{transition:transform var(--ease);}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px;}
.link-arrow:hover span{transform:translateX(4px);}

/* badges */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  font-size:12px;letter-spacing:.08em;font-weight:600;
  color:var(--neon);background:rgba(44,232,196,.10);
  border:1px solid rgba(44,232,196,.30);
}
.badge-violet{color:#C4AEFF;background:rgba(139,92,255,.12);border-color:rgba(139,92,255,.35);}
.badge-amber{color:var(--amber);background:rgba(255,176,32,.10);border-color:rgba(255,176,32,.35);}

/* drawer */
.drawer{
  position:fixed;inset:0;z-index:200;display:none;
  background:rgba(4,6,10,.98);
}
.drawer.open{display:block;}
.drawer-panel{
  height:100%;display:flex;flex-direction:column;
  padding:16px;overflow-y:auto;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:transparent;color:var(--text);font-size:22px;line-height:1;cursor:pointer;
}
.drawer-close:hover{border-color:var(--neon);color:var(--neon);}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px;}
.drawer-nav a{
  position:relative;display:flex;align-items:center;
  padding:16px 12px;font-size:18px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer-nav a:hover{color:#fff;}
.drawer-nav a.active{color:#fff;}
.drawer-nav a.active::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;
  background:var(--neon);box-shadow:0 0 10px rgba(44,232,196,.6);
}
.drawer-cta{margin-top:20px;}
.drawer-note{margin-top:14px;font-size:12px;color:var(--text-3);line-height:1.7;}

/* ============ hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:52px 0 48px;
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(6,8,12,.74),rgba(6,8,12,.97)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 25% 15%,#000 0%,transparent 72%);
  mask-image:radial-gradient(circle at 25% 15%,#000 0%,transparent 72%);
}
.hero-glow{
  position:absolute;pointer-events:none;
  width:520px;height:520px;right:-140px;top:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(139,92,255,.22),transparent 68%);
  filter:blur(8px);
}
.hero-inner{position:relative;z-index:2;max-width:860px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;}
.breadcrumb a{color:var(--text-3);transition:color var(--ease);}
.breadcrumb a:hover{color:var(--neon);}
.breadcrumb .current{color:var(--text);}
.page-hero h1{
  font-size:38px;line-height:1.2;font-weight:700;letter-spacing:-.01em;
  margin-bottom:16px;
}
.page-hero h1 .sep{color:var(--text-3);font-weight:400;}
.page-hero h1 .kw{
  color:var(--neon);
  text-shadow:0 0 28px rgba(44,232,196,.28);
}
.hero-desc{font-size:16px;line-height:1.85;color:var(--text-2);max-width:720px;}
.service-search{
  display:flex;gap:10px;margin-top:26px;max-width:620px;
}
.service-search input{
  flex:1 1 auto;min-width:0;height:48px;padding:0 14px;
  border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.14);
  background:#080D14;color:var(--text);font-size:15px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.service-search input::placeholder{color:var(--text-3);}
.service-search input:focus{
  outline:none;border-color:var(--neon);
  box-shadow:0 0 0 3px rgba(44,232,196,.16);
}
.quick-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.tag{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;
  border-radius:999px;font-size:13px;color:var(--text-2);
  border:1px solid rgba(255,255,255,.14);background:transparent;
  transition:all var(--ease);
}
.tag:hover{color:var(--neon);border-color:var(--line-accent);background:rgba(44,232,196,.06);}

/* ============ sections ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:36px;}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.14em;
  color:var(--neon);margin-bottom:12px;font-weight:600;
}
.section-head h2{font-size:32px;line-height:1.25;font-weight:700;letter-spacing:-.01em;}
.section-head p{margin-top:14px;color:var(--text-2);font-size:15px;line-height:1.85;}

/* service catalog */
.catalog-wrap{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.service-group{
  padding:24px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
  margin-bottom:20px;
}
.service-group:last-child{margin-bottom:0;}
.group-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.group-head h3{font-size:19px;font-weight:700;}
.group-head .dot{width:8px;height:8px;border-radius:50%;background:var(--neon);box-shadow:0 0 10px rgba(44,232,196,.7);}
.service-list{display:flex;flex-direction:column;}
.service-row{
  display:flex;align-items:center;gap:18px;
  padding:16px 14px;border-radius:12px;
  border:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),transform var(--ease);
}
.service-row:hover{
  background:var(--surface-2);
  border-color:var(--line-accent);
  transform:translateY(-2px);
}
.row-text{display:flex;flex-direction:column;gap:6px;flex:1 1 auto;min-width:0;}
.row-text strong{font-size:16px;font-weight:600;color:var(--text);}
.row-text span{font-size:14px;line-height:1.8;color:var(--text-2);}
.row-arrow{
  flex:0 0 auto;color:var(--neon);font-size:18px;line-height:1;
  transition:transform var(--ease);
}
.service-row:hover .row-arrow{transform:translateX(4px);}
.service-row.is-hidden{display:none;}
.service-group.is-hidden{display:none;}
.search-empty{
  margin-top:20px;padding:22px;text-align:center;
  border:1px dashed rgba(255,255,255,.18);border-radius:var(--radius);
  color:var(--text-2);font-size:14px;
}

/* sticky contact card */
.side-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.contact-card{
  position:relative;padding:24px;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(20,29,42,.9),rgba(15,22,33,.95));
  border:1px solid rgba(44,232,196,.28);
  box-shadow:var(--shadow);
}
.contact-card::before,
.contact-card::after{
  content:"";position:absolute;width:14px;height:14px;pointer-events:none;
}
.contact-card::before{top:-1px;left:-1px;border-top:2px solid var(--neon);border-left:2px solid var(--neon);border-top-left-radius:12px;}
.contact-card::after{bottom:-1px;right:-1px;border-bottom:2px solid var(--neon);border-right:2px solid var(--neon);border-bottom-right-radius:12px;}
.contact-card h2{font-size:20px;font-weight:700;margin:12px 0 6px;}
.contact-card .card-lead{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:18px;}
.contact-list{display:flex;flex-direction:column;gap:12px;margin-bottom:20px;}
.contact-list li{
  display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding-bottom:12px;border-bottom:1px solid var(--line);font-size:14px;
}
.contact-list li:last-child{border-bottom:none;padding-bottom:0;}
.contact-list span{color:var(--text-3);font-size:13px;flex:0 0 auto;}
.contact-list strong{font-weight:600;color:var(--text);text-align:right;word-break:break-all;}
.card-note{
  margin-top:14px;font-size:12px;line-height:1.8;color:var(--text-3);
  padding:12px;border-radius:12px;background:rgba(255,176,32,.07);
  border:1px solid rgba(255,176,32,.22);color:#F0D29B;
}
.mini-card{
  padding:20px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
}
.mini-card h3{font-size:15px;font-weight:600;margin-bottom:10px;}
.mini-card p{font-size:13px;line-height:1.8;color:var(--text-2);}

/* flow section */
.flow-section{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.flow-figure{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.flow-figure img{width:100%;height:100%;min-height:280px;object-fit:cover;transition:transform 240ms ease;}
.flow-figure:hover img{transform:scale(1.03);}
.flow-figure::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(6,8,12,.05),rgba(6,8,12,.72));
}
.flow-figure figcaption{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;
  font-size:13px;color:#D5DEEA;
}
.flow-list{display:flex;flex-direction:column;gap:18px;margin-top:24px;}
.flow-list li{
  display:flex;gap:18px;padding:20px;
  border-radius:var(--radius);background:var(--surface);
  border:1px solid var(--line);transition:border-color var(--ease),transform var(--ease);
}
.flow-list li:hover{border-color:var(--line-accent);transform:translateY(-2px);}
.step-no{
  flex:0 0 auto;font-size:22px;font-weight:800;color:var(--neon);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.2;
  opacity:.9;
}
.flow-list h3{font-size:17px;font-weight:600;margin-bottom:6px;}
.flow-list p{font-size:14px;line-height:1.85;color:var(--text-2);}

/* faq */
.faq-wrap{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.faq-side h2{font-size:32px;line-height:1.25;font-weight:700;}
.faq-side p{margin-top:14px;font-size:15px;color:var(--text-2);line-height:1.85;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);transition:background var(--ease);}
.faq-item.is-open{background:rgba(44,232,196,.04);box-shadow:inset 2px 0 0 var(--neon);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 16px;background:transparent;border:0;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--text);transition:color var(--ease);
}
.faq-q:hover{color:var(--neon);}
.faq-item.is-open .faq-q{color:var(--neon);}
.faq-icon{position:relative;flex:0 0 auto;width:20px;height:20px;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:currentColor;border-radius:2px;
  transform:translate(-50%,-50%);transition:transform var(--ease),opacity var(--ease);
}
.faq-icon::before{width:14px;height:2px;}
.faq-icon::after{width:2px;height:14px;}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows 240ms ease;}
.faq-item.is-open .faq-panel{grid-template-rows:1fr;}
.faq-panel > div{overflow:hidden;}
.faq-panel p{padding:0 16px 20px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:820px;}

/* cta */
.cta-panel{
  position:relative;overflow:hidden;
  padding:44px;border-radius:22px;
  background:linear-gradient(120deg,rgba(15,22,33,.96),rgba(10,14,21,.96));
  border:1px solid transparent;
  background-clip:padding-box;
  box-shadow:var(--shadow);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;border-radius:22px;padding:1px;pointer-events:none;
  background:linear-gradient(120deg,rgba(44,232,196,.55),rgba(139,92,255,.35),rgba(44,232,196,.08));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:center;}
.cta-inner h2{font-size:30px;line-height:1.28;font-weight:700;}
.cta-inner p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}

/* footer */
.site-footer{
  position:relative;background:#05070A;
  padding:64px 0 32px;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(44,232,196,.55),transparent);
}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 2fr 3fr;gap:32px;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:var(--text-2);max-width:360px;}
.footer-col h3{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text);}
.footer-col p{font-size:14px;line-height:1.9;color:var(--text-2);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  display:inline-block;font-size:14px;color:var(--text-2);
  transition:color var(--ease),transform var(--ease);
}
.footer-col a:hover{color:var(--neon);transform:translateX(2px);}
.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:12px;color:var(--text-3);
}

/* responsive */
@media (max-width:1279px){
  .container{padding:0 24px;}
  .section{padding:76px 0;}
  .cta-inner{grid-template-columns:1fr;gap:20px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .header-actions .btn-primary{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{gap:16px;}
  .page-hero h1{font-size:32px;}
  .col-4,.col-5,.col-7,.col-8{grid-column:span 12;}
  .side-sticky{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-brand{grid-column:span 2;}
  .flow-figure img{min-height:240px;}
}
@media (max-width:767px){
  body{padding-top:60px;font-size:15px;}
  .site-header{height:60px;}
  .header-inner{height:60px;}
  .brand-mark{width:36px;height:36px;font-size:17px;}
  .brand-text strong{font-size:16px;}
  .brand-text em{font-size:9px;letter-spacing:.14em;}
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .page-hero{padding:36px 0 40px;}
  .page-hero h1{font-size:28px;}
  .hero-desc{font-size:15px;}
  .service-search{flex-direction:column;}
  .service-search .btn{width:100%;}
  .section-head h2,.faq-side h2{font-size:25px;}
  .service-group{padding:18px;}
  .service-row{padding:14px 10px;gap:12px;flex-wrap:nowrap;}
  .row-text span{font-size:13px;}
  .cta-panel{padding:26px;}
  .cta-inner h2{font-size:24px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-brand{grid-column:span 1;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .flow-list li{padding:16px;gap:14px;}
}
@media (max-width:479px){
  .container{padding:0 16px;}
  body{font-size:15px;}
  .page-hero h1{font-size:25px;}
  .page-hero::before{display:none;}
  .hero-glow{width:320px;height:320px;right:-120px;top:-160px;}
  .faq-q{font-size:15px;padding:18px 12px;}
  .faq-panel p{padding:0 12px 18px;}
  .contact-list li{flex-direction:column;align-items:flex-start;gap:4px;}
  .contact-list strong{text-align:left;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}