/* roulang page: index */
:root{
  --bg:#050a15;
  --bg-soft:#08101f;
  --bg-deep:#04070f;
  --panel:rgba(18,31,57,.62);
  --panel-solid:#0d1930;
  --panel-soft:rgba(24,40,72,.45);
  --stroke:rgba(120,170,255,.16);
  --stroke-strong:rgba(120,190,255,.42);
  --text:#e9f1ff;
  --muted:#8fa3c6;
  --muted-2:#6f83a6;
  --blue:#2f7cff;
  --cyan:#25d8ff;
  --violet:#6f5cff;
  --ok:#38e0a8;
  --radius-lg:18px;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 18px 44px rgba(2,8,20,.55);
  --shadow-soft:0 10px 26px rgba(2,8,20,.4);
  --glow:0 0 0 1px rgba(37,216,255,.35),0 12px 32px rgba(47,124,255,.42);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:15px;
  line-height:1.78;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(47,124,255,.26),transparent 62%),
    radial-gradient(900px 520px at 4% 12%,rgba(111,92,255,.2),transparent 60%),
    radial-gradient(760px 480px at 50% 100%,rgba(37,216,255,.1),transparent 68%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--cyan);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container{max-width:1180px;padding:0 22px;margin:0 auto;width:100%;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:900;
  padding:12px 0;
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{
  background:rgba(4,8,17,.78);
  backdrop-filter:blur(14px);
  box-shadow:0 14px 34px rgba(1,5,14,.6);
}
.nav-shell{
  display:flex;align-items:center;gap:18px;
  padding:10px 14px;
  background:linear-gradient(160deg,rgba(21,36,64,.86),rgba(10,18,34,.86));
  border:1px solid var(--stroke);
  border-radius:16px;
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(16px);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(47,124,255,.95),rgba(37,216,255,.85));
  box-shadow:0 8px 22px rgba(47,124,255,.45);
}
.brand-mark svg{width:21px;height:21px;}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.5px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap;}
.nav-link{
  display:inline-flex;align-items:center;
  min-height:40px;padding:0 16px;
  font-size:14.5px;font-weight:600;color:var(--muted);
  border-radius:11px;
  border:1px solid transparent;
  transition:all .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(47,124,255,.14);border-color:var(--stroke);}
.nav-link.is-active{
  color:#eaf4ff;
  background:linear-gradient(150deg,rgba(47,124,255,.34),rgba(37,216,255,.16));
  border-color:var(--stroke-strong);
  box-shadow:inset 0 0 0 1px rgba(37,216,255,.16),0 6px 18px rgba(47,124,255,.28);
}
.nav-cta{flex:0 0 auto;min-height:40px;padding:0 18px;font-size:14px;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--stroke);background:rgba(47,124,255,.12);
  margin-left:auto;cursor:pointer;padding:0;
  flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:17px;height:2px;background:var(--text);border-radius:2px;transition:.22s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;
  border-radius:10px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  line-height:1;
}
.btn-glow{
  color:#04101f;
  background:linear-gradient(135deg,#3d8bff,#25d8ff);
  box-shadow:var(--glow);
}
.btn-glow:hover{transform:translateY(-2px);color:#04101f;box-shadow:0 0 0 1px rgba(37,216,255,.7),0 18px 40px rgba(47,124,255,.55);}
.btn-ghost{
  color:var(--text);background:rgba(47,124,255,.1);
  border-color:var(--stroke-strong);
}
.btn-ghost:hover{background:rgba(47,124,255,.22);color:#fff;transform:translateY(-2px);border-color:var(--cyan);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- common ---------- */
.section{padding:74px 0;position:relative;}
.section--soft{background:linear-gradient(180deg,rgba(9,18,34,.9),rgba(6,12,24,.65));border-top:1px solid rgba(120,170,255,.08);border-bottom:1px solid rgba(120,170,255,.08);}
.section--deep{background:linear-gradient(180deg,rgba(3,7,14,.9),rgba(6,12,24,.4));}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:1.6px;
  color:var(--cyan);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--cyan),transparent);}
.section-head.center .eyebrow::before{display:none;}
.section-title{font-size:29px;line-height:1.36;font-weight:800;letter-spacing:.4px;}
.section-title em{font-style:normal;color:var(--cyan);}
.section-desc{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.85;}
.glass-card{
  background:linear-gradient(165deg,rgba(23,38,68,.78),rgba(10,19,36,.86));
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(12px);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card-grid{display:grid;gap:20px;}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;font-size:12.5px;font-weight:600;
  border-radius:999px;color:#a9d4ff;
  background:rgba(47,124,255,.16);
  border:1px solid rgba(120,180,255,.26);
}
.tag-ok{color:#8df0cd;background:rgba(56,224,168,.14);border-color:rgba(56,224,168,.3);}
.icon-line{width:26px;height:26px;stroke:var(--cyan);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.icon-badge{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(47,124,255,.26),rgba(37,216,255,.1));
  border:1px solid var(--stroke-strong);
  box-shadow:inset 0 0 22px rgba(47,124,255,.2);
  margin-bottom:16px;
}

/* ---------- hero ---------- */
.hero{padding:52px 0 70px;position:relative;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:-40% -10% auto -10%;height:620px;
  background:url('/assets/images/3ff4eb75ac763224.gif') center/cover no-repeat;
  opacity:.16;filter:saturate(.7);pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:42px;align-items:start;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.hero-title{font-size:38px;line-height:1.28;font-weight:800;letter-spacing:.5px;}
.hero-title span{color:var(--cyan);}
.hero-lead{margin-top:20px;font-size:15.5px;line-height:1.9;color:#bdd0ea;max-width:620px;}
.hero-lead strong{color:#fff;font-weight:700;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-points{display:flex;flex-wrap:wrap;gap:26px;margin-top:32px;padding-top:24px;border-top:1px dashed rgba(120,170,255,.2);}
.hero-point strong{display:block;font-size:23px;font-weight:800;color:#fff;letter-spacing:.5px;}
.hero-point small{font-size:13px;color:var(--muted-2);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tags .tag{background:rgba(37,216,255,.1);border-color:rgba(37,216,255,.26);color:#a9ecff;}

/* apply form */
.apply-card{
  padding:26px;
  background:linear-gradient(170deg,rgba(26,45,80,.82),rgba(9,17,33,.92));
  border:1px solid var(--stroke-strong);
  border-radius:var(--radius-lg);
  box-shadow:0 26px 60px rgba(2,8,20,.6),inset 0 1px 0 rgba(160,210,255,.14);
  backdrop-filter:blur(16px);
}
.apply-card h2{font-size:20px;font-weight:800;letter-spacing:.4px;}
.apply-sub{font-size:13.5px;color:var(--muted);margin-top:8px;line-height:1.7;}
.apply-form{margin-top:20px;display:grid;gap:13px;}
.field label{display:block;font-size:13px;font-weight:600;color:#a9bcd9;margin-bottom:6px;}
.field input,.field select{
  width:100%;min-height:44px;padding:0 14px;
  font-size:14px;color:var(--text);
  background:rgba(6,14,28,.85);
  border:1px solid rgba(120,170,255,.22);
  border-radius:10px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#6f9dd6 50%),linear-gradient(135deg,#6f9dd6 50%,transparent 50%);background-position:calc(100% - 20px) 19px,calc(100% - 14px) 19px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field input::placeholder{color:#5c6f8f;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(37,216,255,.16);
}
.form-note{margin-top:12px;font-size:12.5px;color:var(--muted-2);line-height:1.7;}
.form-msg{margin-top:12px;font-size:13.5px;color:var(--ok);font-weight:600;display:none;}
.form-msg.show{display:block;}
.qualify{display:grid;gap:8px;margin-top:16px;padding-top:16px;border-top:1px dashed rgba(120,170,255,.2);}
.qualify li{display:flex;gap:9px;font-size:13px;color:#9fb4d4;line-height:1.6;}
.qualify li::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px var(--cyan);}

/* ---------- safety ---------- */
.safety-card{padding:26px 24px;}
.safety-card h3{font-size:17.5px;font-weight:800;margin-bottom:10px;}
.safety-card p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- checklist ---------- */
.check-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;}
.check-list{display:grid;gap:12px;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:12px;
  background:linear-gradient(150deg,rgba(22,37,66,.7),rgba(9,17,33,.7));
  border:1px solid var(--stroke);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.check-item:hover{transform:translateX(4px);border-color:var(--stroke-strong);box-shadow:0 12px 28px rgba(2,10,26,.5);}
.check-no{
  flex:0 0 auto;width:28px;height:28px;border-radius:8px;
  display:grid;place-items:center;font-size:13px;font-weight:800;color:#032034;
  background:linear-gradient(140deg,#25d8ff,#3d8bff);
}
.check-item h4{font-size:15px;font-weight:700;margin-bottom:3px;}
.check-item p{font-size:13.5px;color:var(--muted);line-height:1.7;}
.check-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--stroke-strong);box-shadow:var(--shadow);}
.check-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3.2;}
.check-visual figcaption{
  position:absolute;inset:auto 0 0 0;padding:16px 18px;
  background:linear-gradient(180deg,transparent,rgba(3,9,20,.92));
  font-size:13.5px;color:#c8dbf5;
}

/* ---------- compliance strip ---------- */
.compliance-strip{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.compliance-item{
  display:flex;align-items:center;gap:10px;
  padding:13px 20px;border-radius:12px;
  background:rgba(47,124,255,.09);
  border:1px solid rgba(120,180,255,.22);
  font-size:14px;font-weight:600;color:#cfe5ff;
  transition:transform .2s ease,border-color .2s ease;
}
.compliance-item:hover{transform:translateY(-3px);border-color:var(--cyan);}
.compliance-item svg{width:20px;height:20px;stroke:var(--ok);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}

/* ---------- boundary ---------- */
.boundary-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:40px;align-items:center;}
.boundary-img{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--stroke);box-shadow:var(--shadow);}
.boundary-img img{width:100%;aspect-ratio:5/4;object-fit:cover;}
.boundary-list{display:grid;gap:16px;margin-top:22px;}
.boundary-list li{display:flex;gap:14px;align-items:flex-start;}
.boundary-list .dot{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(111,92,255,.16);border:1px solid rgba(140,125,255,.3);
}
.boundary-list .dot svg{width:18px;height:18px;stroke:#b3a6ff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.boundary-list h4{font-size:15px;font-weight:700;margin-bottom:3px;}
.boundary-list p{font-size:13.5px;color:var(--muted);line-height:1.75;}

/* ---------- play styles ---------- */
.play-card{padding:26px 24px;display:flex;flex-direction:column;height:100%;}
.play-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:0 22px 48px rgba(2,10,26,.6);}
.play-card h3{font-size:17.5px;font-weight:800;margin:4px 0 10px;}
.play-card p{font-size:14px;color:var(--muted);line-height:1.8;}
.play-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.play-card .tag{margin-bottom:14px;}

/* ---------- scenario ---------- */
.scene-card{
  padding:24px 20px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(20,34,62,.72),rgba(8,15,29,.8));
  border:1px solid var(--stroke);
  transition:transform .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-4px);border-color:rgba(37,216,255,.45);}
.scene-card h3{font-size:16px;font-weight:800;margin-bottom:8px;}
.scene-card p{font-size:13.5px;color:var(--muted);line-height:1.75;}

/* ---------- gallery rail ---------- */
.rail{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.rail-item{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--stroke);box-shadow:var(--shadow-soft);transition:transform .2s ease,border-color .2s ease;}
.rail-item:hover{transform:translateY(-4px);border-color:var(--stroke-strong);}
.rail-item img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .35s ease;}
.rail-item:hover img{transform:scale(1.05);}
.rail-cap{
  position:absolute;inset:auto 0 0 0;padding:16px 16px 14px;
  background:linear-gradient(180deg,transparent,rgba(3,9,20,.94));
}
.rail-cap h3{font-size:15px;font-weight:700;}
.rail-cap p{font-size:12.5px;color:#a3b8d6;margin-top:4px;}

/* ---------- team up ---------- */
.team-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start;}
.progress-block{margin-top:18px;}
.progress-row{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:8px;}
.progress-row b{color:#fff;}
.progress-bar{height:10px;border-radius:999px;background:rgba(8,16,32,.9);border:1px solid rgba(120,170,255,.16);overflow:hidden;}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#3d8bff,#25d8ff);box-shadow:0 0 16px rgba(37,216,255,.6);}
.join-list{display:grid;gap:12px;margin-top:22px;}
.join-item{
  display:flex;align-items:center;gap:14px;
  padding:14px 16px;border-radius:12px;
  background:rgba(10,20,38,.72);
  border:1px solid var(--stroke);
  transition:border-color .2s ease,transform .2s ease;
}
.join-item:hover{border-color:var(--stroke-strong);transform:translateX(3px);}
.join-icon{
  flex:0 0 auto;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(47,124,255,.3),rgba(37,216,255,.12));
  border:1px solid rgba(120,180,255,.28);
}
.join-icon svg{width:19px;height:19px;stroke:var(--cyan);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.join-body{flex:1;min-width:0;}
.join-body h4{font-size:14.5px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.join-body p{font-size:12.5px;color:var(--muted-2);margin-top:2px;}
.join-state{font-size:12.5px;font-weight:700;color:#8df0cd;white-space:nowrap;}
.panel-box{
  padding:24px;border-radius:var(--radius-lg);
  background:linear-gradient(170deg,rgba(24,41,74,.8),rgba(8,16,31,.9));
  border:1px solid var(--stroke-strong);
  box-shadow:var(--shadow);
}
.panel-box h3{font-size:17px;font-weight:800;margin-bottom:10px;}
.panel-box p{font-size:13.5px;color:var(--muted);line-height:1.8;}
.panel-box .btn{margin-top:18px;width:100%;}

/* ---------- spec table ---------- */
.spec-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border-radius:var(--radius);border:1px solid var(--stroke);}
.spec-table th,.spec-table td{padding:15px 18px;font-size:14px;text-align:left;border-bottom:1px solid rgba(120,170,255,.1);}
.spec-table th{width:34%;color:#a9bddb;font-weight:600;background:rgba(47,124,255,.08);}
.spec-table td{color:#dbe8fb;}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:none;}
.spec-table tr:hover td{background:rgba(47,124,255,.06);}

/* ---------- chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  min-height:42px;padding:0 20px;border-radius:999px;
  font-size:14px;font-weight:600;color:#c6d9f3;
  background:rgba(16,29,54,.75);
  border:1px solid var(--stroke);
  transition:all .2s ease;cursor:pointer;
}
.chip:hover{border-color:var(--cyan);color:#fff;transform:translateY(-2px);}
.chip.is-on{
  color:#04101f;
  background:linear-gradient(135deg,#3d8bff,#25d8ff);
  border-color:transparent;
  box-shadow:0 0 20px rgba(37,216,255,.45);
}

/* ---------- topic entries ---------- */
.topic-card{
  display:flex;flex-direction:column;
  padding:26px 24px;border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(24,41,74,.8),rgba(9,17,33,.88));
  border:1px solid var(--stroke);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
  height:100%;
}
.topic-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:0 22px 46px rgba(2,10,26,.6);}
.topic-card h3{font-size:17px;font-weight:800;margin:14px 0 9px;}
.topic-card p{font-size:13.5px;color:var(--muted);line-height:1.8;flex:1;}
.topic-more{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:700;color:var(--cyan);margin-top:16px;}
.topic-more svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s ease;}
.topic-card:hover .topic-more svg{transform:translateX(4px);}

/* ---------- news ---------- */
.news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:30px;align-items:start;}
.news-list{display:grid;gap:16px;}
.news-item{
  display:flex;gap:18px;padding:18px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(20,34,62,.72),rgba(8,15,29,.84));
  border:1px solid var(--stroke);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:var(--stroke-strong);box-shadow:0 16px 36px rgba(2,10,26,.55);}
.news-thumb{flex:0 0 122px;border-radius:10px;overflow:hidden;border:1px solid rgba(120,170,255,.16);}
.news-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.news-body{min-width:0;}
.news-cat{font-size:12px;font-weight:700;color:var(--cyan);letter-spacing:.6px;}
.news-body h3{font-size:16px;font-weight:700;margin:6px 0 7px;line-height:1.5;}
.news-body p{font-size:13.5px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:9px;font-size:12.5px;color:var(--muted-2);}
.empty-tip{
  padding:30px;border-radius:var(--radius);text-align:center;
  color:var(--muted);font-size:14px;
  background:rgba(12,22,42,.6);border:1px dashed rgba(120,170,255,.24);
}
.side-card{padding:22px;border-radius:var(--radius);background:linear-gradient(170deg,rgba(22,38,68,.8),rgba(8,16,31,.9));border:1px solid var(--stroke);}
.side-card h3{font-size:15.5px;font-weight:800;margin-bottom:14px;}
.side-item{display:block;padding:12px 0;border-bottom:1px dashed rgba(120,170,255,.14);}
.side-item:last-child{border-bottom:none;padding-bottom:0;}
.side-item h4{font-size:13.8px;font-weight:600;line-height:1.55;color:#d6e5fa;transition:color .2s ease;}
.side-item:hover h4{color:var(--cyan);}
.side-item span{display:block;font-size:12px;color:var(--muted-2);margin-top:4px;}

/* ---------- stats ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.stat-card{
  padding:26px 22px;border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(24,41,74,.78),rgba(8,16,31,.9));
  border:1px solid var(--stroke);text-align:left;
  transition:transform .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(37,216,255,.4);}
.stat-card strong{display:block;font-size:32px;font-weight:800;letter-spacing:.6px;background:linear-gradient(135deg,#7fc4ff,#25d8ff);-webkit-background-clip:text;background-clip:text;color:transparent;}
.stat-card span{display:block;font-size:13.5px;color:var(--muted);margin-top:8px;}

/* ---------- reviews ---------- */
.review-card{padding:24px 22px;}
.review-stars{display:flex;gap:4px;margin-bottom:12px;}
.review-stars svg{width:16px;height:16px;fill:#ffc65c;stroke:none;}
.review-card p{font-size:14px;color:#c9daf1;line-height:1.85;}
.review-user{display:flex;align-items:center;gap:11px;margin-top:18px;padding-top:16px;border-top:1px solid rgba(120,170,255,.12);}
.review-avatar{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:#04101f;
  background:linear-gradient(140deg,#7fc4ff,#25d8ff);
}
.review-user h4{font-size:13.5px;font-weight:700;}
.review-user span{font-size:12px;color:var(--muted-2);}

/* ---------- insight ---------- */
.insight-card{padding:26px 24px;position:relative;overflow:hidden;}
.insight-card::before{
  content:"";position:absolute;left:0;top:0;width:3px;height:100%;
  background:linear-gradient(180deg,var(--cyan),transparent);
}
.insight-card h3{font-size:16.5px;font-weight:800;margin-bottom:10px;}
.insight-card p{font-size:14px;color:var(--muted);line-height:1.85;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{
  border-radius:var(--radius);border:1px solid var(--stroke);
  background:linear-gradient(160deg,rgba(20,34,62,.72),rgba(8,15,29,.86));
  overflow:hidden;transition:border-color .2s ease;
}
.faq-item:hover{border-color:var(--stroke-strong);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:18px 22px;text-align:left;
  background:none;border:none;color:var(--text);
  font-size:15.5px;font-weight:700;cursor:pointer;line-height:1.6;
}
.faq-q .faq-sign{flex:0 0 auto;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;background:rgba(47,124,255,.18);border:1px solid rgba(120,180,255,.28);transition:transform .25s ease,background .25s ease;}
.faq-q .faq-sign svg{width:13px;height:13px;stroke:var(--cyan);fill:none;stroke-width:2.4;stroke-linecap:round;}
.faq-item.open .faq-sign{transform:rotate(45deg);background:rgba(37,216,255,.26);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 22px 20px;font-size:14px;color:var(--muted);line-height:1.88;}
.faq-item.open .faq-a{max-height:340px;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:20px;padding:56px 0 26px;
  background:linear-gradient(180deg,rgba(4,9,18,.4),rgba(3,6,13,.98));
  border-top:1px solid rgba(120,170,255,.14);
}
.footer-grid{display:grid;grid-template-columns:1.3fr .85fr .85fr .9fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px;}
.footer-desc{font-size:13.5px;color:var(--muted);line-height:1.85;max-width:330px;}
.footer-col h3{font-size:14.5px;font-weight:800;margin-bottom:16px;color:#dbe8fb;letter-spacing:.4px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:13.5px;color:var(--muted);transition:color .2s ease,padding-left .2s ease;}
.footer-col a:hover{color:var(--cyan);padding-left:4px;}
.footer-bottom{
  margin-top:38px;padding-top:22px;border-top:1px solid rgba(120,170,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:var(--muted-2);
}
.footer-bottom a{color:var(--muted-2);}
.footer-bottom a:hover{color:var(--cyan);}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-title{font-size:33px;}
  .check-wrap,.boundary-grid,.team-grid,.news-layout{grid-template-columns:1fr;gap:28px;}
  .grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rail{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media(max-width:991px){
  .nav-toggle{display:flex;}
  .nav-links{
    display:none;width:100%;flex-direction:column;align-items:stretch;
    gap:6px;margin-left:0;padding-top:12px;margin-top:6px;
    border-top:1px solid rgba(120,170,255,.14);
  }
  .nav-links.open{display:flex;}
  .nav-link{width:100%;justify-content:flex-start;background:rgba(47,124,255,.07);}
  .nav-cta{display:none;}
  .nav-shell{flex-wrap:wrap;row-gap:10px;}
  .section{padding:60px 0;}
  .section-title{font-size:25px;}
}
@media(max-width:767px){
  .hero{padding:34px 0 52px;}
  .hero-title{font-size:28px;}
  .hero-lead{font-size:14.5px;}
  .hero-points{gap:18px;}
  .hero-point strong{font-size:20px;}
  .section{padding:52px 0;}
  .section-title{font-size:23px;}
  .grid-3,.grid-4,.grid-2,.rail{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .news-item{flex-direction:column;gap:12px;}
  .news-thumb{flex:none;width:100%;}
  .news-thumb img{aspect-ratio:16/9;}
  .footer-grid{grid-template-columns:1fr;}
  .spec-table th,.spec-table td{padding:12px 14px;font-size:13.5px;}
}
@media(max-width:520px){
  .container{padding:0 16px;}
  .hero-title{font-size:24.5px;line-height:1.34;}
  .hero-actions .btn{width:100%;}
  .stat-grid{grid-template-columns:1fr;}
  .brand-text{font-size:15.5px;}
  .btn{min-height:44px;padding:0 18px;font-size:14px;}
  .faq-q{font-size:14.5px;padding:16px 16px;}
  .faq-a p{padding:0 16px 18px;}
  .chip{min-height:40px;padding:0 15px;font-size:13.5px;}
}

/* roulang page: category1 */
:root{
 --bg:#050a15;
 --bg-soft:#08101f;
 --bg-deep:#04070f;
 --panel:rgba(18,31,57,.62);
 --panel-solid:#0d1930;
 --panel-soft:rgba(24,40,72,.45);
 --stroke:rgba(120,170,255,.16);
 --stroke-strong:rgba(120,190,255,.42);
 --text:#e9f1ff;
 --muted:#8fa3c6;
 --muted-2:#6f83a6;
 --blue:#2f7cff;
 --cyan:#25d8ff;
 --violet:#6f5cff;
 --ok:#38e0a8;
 --radius-lg:18px;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 44px rgba(2,8,20,.55);
 --shadow-soft:0 10px 26px rgba(2,8,20,.4);
 --glow:0 0 0 1px rgba(37,216,255,.35),0 12px 32px rgba(47,124,255,.42);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:15px;
 line-height:1.78;
 color:var(--text);
 background:
 radial-gradient(1100px 620px at 82% -8%,rgba(47,124,255,.26),transparent 62%),
 radial-gradient(900px 520px at 4% 12%,rgba(111,92,255,.2),transparent 60%),
 radial-gradient(760px 480px at 50% 100%,rgba(37,216,255,.1),transparent 68%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
 overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--cyan);}
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(--cyan);outline-offset:3px;}
.container{max-width:1180px;padding:0 22px;margin:0 auto;width:100%;}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:900;
 padding:12px 0;
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{
 background:rgba(4,8,17,.78);
 backdrop-filter:blur(14px);
 box-shadow:0 14px 34px rgba(1,5,14,.6);
}
.nav-shell{
 display:flex;align-items:center;gap:18px;
 padding:10px 14px;
 background:linear-gradient(160deg,rgba(21,36,64,.86),rgba(10,18,34,.86));
 border:1px solid var(--stroke);
 border-radius:16px;
 box-shadow:var(--shadow-soft);
 backdrop-filter:blur(16px);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(47,124,255,.95),rgba(37,216,255,.85));
 box-shadow:0 8px 22px rgba(47,124,255,.45);
 flex:0 0 auto;
}
.brand-mark svg{width:21px;height:21px;}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.5px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap;}
.nav-link{
 display:inline-flex;align-items:center;
 min-height:40px;padding:0 16px;
 font-size:14.5px;font-weight:600;color:var(--muted);
 border-radius:11px;
 border:1px solid transparent;
 transition:all .2s ease;
 white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(47,124,255,.14);border-color:var(--stroke);}
.nav-link.is-active{
 color:#eaf4ff;
 background:linear-gradient(150deg,rgba(47,124,255,.34),rgba(37,216,255,.16));
 border-color:var(--stroke-strong);
 box-shadow:inset 0 0 0 1px rgba(37,216,255,.16),0 6px 18px rgba(47,124,255,.28);
}
.nav-cta{flex:0 0 auto;min-height:40px;padding:0 18px;font-size:14px;}
.nav-toggle{
 display:none;width:40px;height:40px;border-radius:10px;
 border:1px solid var(--stroke);background:rgba(47,124,255,.12);
 margin-left:auto;cursor:pointer;padding:0;
 flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:17px;height:2px;background:var(--text);border-radius:2px;transition:.22s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:46px;padding:0 24px;
 border-radius:10px;font-size:15px;font-weight:700;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
 line-height:1;
}
.btn-glow{
 color:#04101f;
 background:linear-gradient(135deg,#3d8bff,#25d8ff);
 box-shadow:var(--glow);
}
.btn-glow:hover{transform:translateY(-2px);color:#04101f;box-shadow:0 0 0 1px rgba(37,216,255,.7),0 18px 40px rgba(47,124,255,.55);}
.btn-ghost{
 color:var(--text);background:rgba(47,124,255,.1);
 border-color:var(--stroke-strong);
}
.btn-ghost:hover{background:rgba(47,124,255,.22);color:#fff;transform:translateY(-2px);border-color:var(--cyan);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- common ---------- */
.section{padding:74px 0;position:relative;}
.section--soft{background:linear-gradient(180deg,rgba(9,18,34,.9),rgba(6,12,24,.65));border-top:1px solid rgba(120,170,255,.08);border-bottom:1px solid rgba(120,170,255,.08);}
.section--deep{background:linear-gradient(180deg,rgba(3,7,14,.9),rgba(6,12,24,.4));}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:1.6px;
 color:var(--cyan);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--cyan),transparent);}
.section-head.center .eyebrow::before{display:none;}
.section-title{font-size:29px;line-height:1.36;font-weight:800;letter-spacing:.4px;}
.section-title em{font-style:normal;color:var(--cyan);}
.section-desc{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.85;}
.glass-card{
 background:linear-gradient(165deg,rgba(23,38,68,.78),rgba(10,19,36,.86));
 border:1px solid var(--stroke);
 border-radius:var(--radius);
 box-shadow:var(--shadow-soft);
 backdrop-filter:blur(12px);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card-grid{display:grid;gap:20px;}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.tag{
 display:inline-flex;align-items:center;
 padding:4px 11px;font-size:12.5px;font-weight:600;
 border-radius:999px;color:#a7e9ff;
 background:rgba(37,216,255,.12);
 border:1px solid rgba(37,216,255,.28);
}

/* ---------- hero ---------- */
.hero{position:relative;padding:62px 0 76px;overflow:hidden;border-bottom:1px solid rgba(120,170,255,.1);}
.hero-bg{position:absolute;inset:0;z-index:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.3;}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(112deg,rgba(3,7,15,.96) 10%,rgba(4,10,22,.84) 48%,rgba(6,14,30,.6) 100%);}
.hero .container{position:relative;z-index:1;}
.hero-inner{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:46px;align-items:center;}
.hero h1{font-size:clamp(27px,3.3vw,41px);line-height:1.3;font-weight:800;letter-spacing:.4px;margin-bottom:16px;}
.hero h1 em{font-style:normal;color:var(--cyan);display:inline-block;}
.hero-sub{color:var(--muted);font-size:15.5px;line-height:1.9;max-width:580px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-visual{
 position:relative;
 background:linear-gradient(165deg,rgba(24,40,72,.82),rgba(9,17,32,.92));
 border:1px solid var(--stroke);
 border-radius:var(--radius-lg);
 padding:16px;
 box-shadow:var(--shadow);
 backdrop-filter:blur(14px);
}
.hero-visual::before{
 content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
 background:radial-gradient(320px 200px at 82% 0,rgba(37,216,255,.22),transparent 68%);
}
.phone-frame{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:9/13;border:1px solid rgba(120,190,255,.28);box-shadow:0 16px 38px rgba(2,8,20,.6);}
.phone-frame img{width:100%;height:100%;object-fit:cover;}
.live-badge{
 position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;gap:7px;
 padding:5px 12px;font-size:12px;font-weight:700;color:#04101f;
 background:linear-gradient(135deg,#3d8bff,#25d8ff);border-radius:999px;
}
.live-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:#04101f;}
.visual-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px;}
.visual-strip div{background:rgba(12,22,42,.82);border:1px solid var(--stroke);border-radius:10px;padding:9px 6px;text-align:center;}
.visual-strip strong{display:block;font-size:15px;color:var(--cyan);line-height:1.4;}
.visual-strip span{font-size:11.5px;color:var(--muted-2);}

/* ---------- stats ---------- */
.stat-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.stat-item{padding:22px 18px;text-align:center;border-radius:var(--radius);}
.stat-item:hover{transform:translateY(-3px);border-color:var(--stroke-strong);box-shadow:0 16px 36px rgba(2,8,20,.55);}
.stat-num{font-size:25px;font-weight:800;color:var(--cyan);letter-spacing:.5px;}
.stat-label{font-size:13px;color:var(--muted);margin-top:4px;}

/* ---------- rule cards ---------- */
.rule-card{padding:24px;display:flex;flex-direction:column;gap:12px;height:100%;}
.rule-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:0 18px 40px rgba(2,8,20,.6),0 0 0 1px rgba(37,216,255,.18);}
.card-icon{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(47,124,255,.34),rgba(37,216,255,.16));
 border:1px solid var(--stroke-strong);
}
.card-icon svg{width:20px;height:20px;stroke:var(--cyan);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.card-title{font-size:17.5px;font-weight:700;line-height:1.5;}
.card-text{font-size:14px;color:var(--muted);line-height:1.8;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}

/* ---------- step flow ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.flow-item{padding:24px 20px;border-radius:var(--radius);display:flex;flex-direction:column;gap:8px;}
.flow-item:hover{transform:translateY(-3px);border-color:var(--stroke-strong);}
.flow-num{font-size:12.5px;font-weight:800;letter-spacing:2px;color:var(--cyan);}
.flow-title{font-size:16px;font-weight:700;}
.flow-text{font-size:13.5px;color:var(--muted);line-height:1.8;}

/* ---------- billing ---------- */
.bill-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start;}
.bill-panel{padding:24px;display:grid;gap:0;border-radius:var(--radius);}
.bill-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0;border-bottom:1px dashed rgba(120,170,255,.18);font-size:14.5px;}
.bill-row:last-child{border-bottom:0;padding-bottom:0;}
.bill-row:first-child{padding-top:0;}
.bill-key{font-weight:700;color:var(--text);}
.bill-val{color:var(--muted);text-align:right;}
.bill-copy p{color:var(--muted);font-size:14.5px;line-height:1.9;margin-bottom:16px;}

/* ---------- checklist ---------- */
.check-list{display:grid;gap:13px;}
.check-list li{position:relative;padding-left:30px;color:var(--muted);font-size:14.5px;line-height:1.8;}
.check-list li strong{color:var(--text);font-weight:700;}
.check-list li::before{
 content:"";position:absolute;left:0;top:6px;width:17px;height:17px;border-radius:50%;
 background:rgba(56,224,168,.14);border:1px solid rgba(56,224,168,.5);
}
.check-list li::after{
 content:"";position:absolute;left:5px;top:11px;width:6px;height:3px;
 border-left:2px solid var(--ok);border-bottom:2px solid var(--ok);transform:rotate(-45deg);
}

/* ---------- media block ---------- */
.media-card{overflow:hidden;display:flex;flex-direction:column;height:100%;}
.media-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease;}
.media-card:hover img{transform:scale(1.03);}
.media-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;}
.faq-item{padding:0;overflow:hidden;border-radius:var(--radius);}
.faq-item summary{
 cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:15.5px;
 display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:20px;color:var(--cyan);line-height:1;transition:transform .2s ease;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item[open]{border-color:var(--stroke-strong);}
.faq-item p{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.85;}

/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.post-card{padding:22px;display:flex;flex-direction:column;gap:12px;height:100%;border-radius:var(--radius);}
.post-card:hover{transform:translateY(-3px);border-color:var(--stroke-strong);box-shadow:0 16px 36px rgba(2,8,20,.55);}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12.5px;color:var(--muted-2);}
.post-meta .dot{color:rgba(143,163,198,.5);}
.post-title{font-size:16.5px;font-weight:700;line-height:1.6;}
.post-title a:hover{color:var(--cyan);}
.post-excerpt{font-size:13.5px;color:var(--muted);line-height:1.78;}
.post-more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--cyan);display:inline-flex;align-items:center;gap:6px;}
.empty-tip{padding:26px;color:var(--muted);font-size:14px;}

/* ---------- cta ---------- */
.cta-panel{
 padding:34px;display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;
 background:linear-gradient(150deg,rgba(31,54,100,.78),rgba(10,19,36,.92));
 border:1px solid var(--stroke-strong);border-radius:var(--radius-lg);
 box-shadow:var(--shadow);
}
.cta-panel h2{font-size:26px;font-weight:800;line-height:1.4;margin-bottom:12px;}
.cta-panel h2 em{font-style:normal;color:var(--cyan);}
.cta-panel p{color:var(--muted);font-size:14.5px;line-height:1.85;}
.apply-form{padding:24px;border-radius:var(--radius);background:rgba(8,16,31,.72);border:1px solid var(--stroke);}
.form-field{display:grid;gap:8px;margin-bottom:14px;}
.form-field label{font-size:13px;color:var(--muted);font-weight:600;}
.field-input{
 width:100%;background:rgba(6,12,24,.9);border:1px solid var(--stroke);
 border-radius:10px;color:var(--text);padding:12px 14px;font-size:14.5px;
 font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
 min-height:44px;
}
.field-input::placeholder{color:rgba(143,163,198,.6);}
.field-input:focus{outline:none;border-color:var(--cyan);background:rgba(6,12,24,.98);box-shadow:0 0 0 3px rgba(37,216,255,.16);}
.form-note{font-size:12.5px;color:var(--muted-2);line-height:1.7;margin-top:10px;}
.form-tip{margin-top:12px;font-size:13px;color:var(--ok);display:none;}
.form-tip.is-show{display:block;}

/* ---------- footer ---------- */
.site-footer{
 border-top:1px solid rgba(120,170,255,.14);
 background:linear-gradient(180deg,rgba(4,8,17,.7),rgba(3,6,12,.96));
 padding:52px 0 24px;
}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:30px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px;}
.footer-brand .brand-text{font-size:16px;}
.footer-desc{color:var(--muted);font-size:13.5px;line-height:1.85;max-width:340px;}
.footer-col h3{font-size:14px;font-weight:700;margin-bottom:14px;letter-spacing:.5px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--muted);}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
 margin-top:36px;padding-top:18px;border-top:1px solid rgba(120,170,255,.1);
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
 font-size:12.5px;color:var(--muted-2);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:34px;}
 .hero-visual{max-width:430px;margin:0 auto;width:100%;}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
 .stat-bar{grid-template-columns:repeat(2,minmax(0,1fr));}
 .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .bill-wrap{grid-template-columns:1fr;}
 .cta-panel{grid-template-columns:1fr;padding:28px;}
 .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:992px){
 .nav-shell{flex-wrap:wrap;position:relative;gap:10px;}
 .nav-cta{margin-left:auto;min-height:38px;padding:0 14px;font-size:13.5px;}
 .nav-toggle{display:flex;margin-left:0;}
 .nav-links{
  display:none;flex-basis:100%;flex-direction:column;align-items:stretch;gap:6px;
  margin:6px 0 0;padding:10px;background:rgba(8,16,31,.97);
  border:1px solid var(--stroke);border-radius:12px;box-shadow:var(--shadow);
 }
 .nav-links.is-open{display:flex;}
 .nav-link{justify-content:flex-start;min-height:44px;}
}
@media (max-width:768px){
 .section{padding:52px 0;}
 .section-title{font-size:24px;}
 .grid-2,.grid-3,.grid-4,.post-grid,.flow-grid{grid-template-columns:1fr;}
 .stat-bar{grid-template-columns:repeat(2,minmax(0,1fr));}
 .hero{padding:38px 0 54px;}
 .hero-sub{font-size:14.5px;}
 .footer-grid{grid-template-columns:1fr;gap:24px;}
 .cta-panel{padding:22px;}
 .cta-panel h2{font-size:22px;}
 .bill-row{flex-direction:column;align-items:flex-start;gap:4px;}
 .bill-val{text-align:left;}
}
@media (max-width:520px){
 .container{padding:0 16px;}
 .brand-text{font-size:15px;}
 .nav-cta{padding:0 12px;font-size:13px;}
 .hero-actions .btn{flex:1 1 100%;}
 .hero-tags{gap:8px;}
 .stat-bar{grid-template-columns:1fr 1fr;gap:12px;}
 .stat-item{padding:18px 12px;}
 .stat-num{font-size:22px;}
 .rule-card,.post-card,.media-body,.apply-form,.bill-panel{padding:18px;}
 .faq-item summary{padding:16px 18px;font-size:14.5px;}
 .faq-item p{padding:0 18px 18px;}
 .footer-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: article */
:root{
 --bg:#050a15;
 --bg-soft:#08101f;
 --bg-deep:#04070f;
 --panel:rgba(18,31,57,.62);
 --panel-solid:#0d1930;
 --panel-soft:rgba(24,40,72,.45);
 --stroke:rgba(120,170,255,.16);
 --stroke-strong:rgba(120,190,255,.42);
 --text:#e9f1ff;
 --muted:#8fa3c6;
 --muted-2:#6f83a6;
 --blue:#2f7cff;
 --cyan:#25d8ff;
 --violet:#6f5cff;
 --ok:#38e0a8;
 --radius-lg:18px;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 44px rgba(2,8,20,.55);
 --shadow-soft:0 10px 26px rgba(2,8,20,.4);
 --glow:0 0 0 1px rgba(37,216,255,.35),0 12px 32px rgba(47,124,255,.42);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:15px;
 line-height:1.78;
 color:var(--text);
 background:
 radial-gradient(1100px 620px at 82% -8%,rgba(47,124,255,.26),transparent 62%),
 radial-gradient(900px 520px at 4% 12%,rgba(111,92,255,.2),transparent 60%),
 radial-gradient(760px 480px at 50% 100%,rgba(37,216,255,.1),transparent 68%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
 overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--cyan);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.36;font-weight:800;letter-spacing:.3px;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
.container{max-width:1180px;padding:0 22px;margin:0 auto;width:100%;}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:900;
 padding:12px 0;
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{
 background:rgba(4,8,17,.78);
 backdrop-filter:blur(14px);
 box-shadow:0 14px 34px rgba(1,5,14,.6);
}
.nav-shell{
 display:flex;align-items:center;gap:18px;
 padding:10px 14px;
 background:linear-gradient(160deg,rgba(21,36,64,.86),rgba(10,18,34,.86));
 border:1px solid var(--stroke);
 border-radius:16px;
 box-shadow:var(--shadow-soft);
 backdrop-filter:blur(16px);
 position:relative;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(47,124,255,.95),rgba(37,216,255,.85));
 box-shadow:0 8px 22px rgba(47,124,255,.45);
 flex:0 0 auto;
}
.brand-mark svg{width:21px;height:21px;}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.5px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap;}
.nav-link{
 display:inline-flex;align-items:center;
 min-height:40px;padding:0 16px;
 font-size:14.5px;font-weight:600;color:var(--muted);
 border-radius:11px;
 border:1px solid transparent;
 transition:all .2s ease;
 white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(47,124,255,.14);border-color:var(--stroke);}
.nav-link.is-active{
 color:#eaf4ff;
 background:linear-gradient(150deg,rgba(47,124,255,.34),rgba(37,216,255,.16));
 border-color:var(--stroke-strong);
 box-shadow:inset 0 0 0 1px rgba(37,216,255,.16),0 6px 18px rgba(47,124,255,.28);
}
.nav-cta{flex:0 0 auto;min-height:40px;padding:0 18px;font-size:14px;}
.nav-toggle{
 display:none;width:40px;height:40px;border-radius:10px;
 border:1px solid var(--stroke);background:rgba(47,124,255,.12);
 margin-left:auto;cursor:pointer;padding:0;
 flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:17px;height:2px;background:var(--text);border-radius:2px;transition:.22s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:46px;padding:0 24px;
 border-radius:10px;font-size:15px;font-weight:700;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
 line-height:1;
}
.btn-glow{
 color:#04101f;
 background:linear-gradient(135deg,#3d8bff,#25d8ff);
 box-shadow:var(--glow);
}
.btn-glow:hover{transform:translateY(-2px);color:#04101f;box-shadow:0 0 0 1px rgba(37,216,255,.7),0 18px 40px rgba(47,124,255,.55);}
.btn-ghost{
 color:var(--text);background:rgba(47,124,255,.1);
 border-color:var(--stroke-strong);
}
.btn-ghost:hover{background:rgba(47,124,255,.22);color:#fff;transform:translateY(-2px);border-color:var(--cyan);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn:focus-visible,.nav-link:focus-visible,.nav-toggle:focus-visible,.footer-col a:focus-visible,a:focus-visible{
 outline:2px solid var(--cyan);outline-offset:3px;
}
/* ---------- common ---------- */
.section{padding:70px 0;position:relative;}
.section--soft{
 background:linear-gradient(180deg,rgba(9,18,34,.9),rgba(6,12,24,.65));
 border-top:1px solid rgba(120,170,255,.08);
 border-bottom:1px solid rgba(120,170,255,.08);
}
.section--deep{background:linear-gradient(180deg,rgba(3,7,14,.9),rgba(6,12,24,.4));}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:1.6px;
 color:var(--cyan);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--cyan),transparent);}
.section-head.center .eyebrow::before{display:none;}
.section-title{font-size:clamp(22px,2.6vw,29px);line-height:1.36;font-weight:800;letter-spacing:.4px;}
.section-title em{font-style:normal;color:var(--cyan);}
.section-desc{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.85;}
.glass-card{
 background:linear-gradient(165deg,rgba(23,38,68,.78),rgba(10,19,36,.86));
 border:1px solid var(--stroke);
 border-radius:var(--radius);
 box-shadow:var(--shadow-soft);
 backdrop-filter:blur(12px);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card-grid{display:grid;gap:20px;}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:5px 12px;font-size:12.5px;font-weight:600;
 border-radius:999px;color:#bfe6ff;
 background:rgba(47,124,255,.16);
 border:1px solid rgba(120,190,255,.3);
}
.tag-soft{color:#b9c9e6;background:rgba(120,170,255,.1);border-color:rgba(120,170,255,.22);}
/* ---------- article hero ---------- */
.article-hero{padding:36px 0 0;position:relative;}
.breadcrumb-trail{
 display:flex;flex-wrap:wrap;align-items:center;gap:8px;
 font-size:13px;color:var(--muted-2);margin-bottom:20px;
}
.breadcrumb-trail a{color:var(--muted);}
.breadcrumb-trail a:hover{color:var(--cyan);}
.crumb-sep{color:rgba(120,170,255,.4);}
.hero-panel{
 position:relative;overflow:hidden;
 padding:34px 34px 30px;
 border-radius:var(--radius-lg);
 background:linear-gradient(165deg,rgba(21,38,70,.88),rgba(8,16,32,.94));
 border:1px solid var(--stroke);
 box-shadow:var(--shadow);
}
.hero-panel::before{
 content:"";position:absolute;top:-45%;right:-12%;
 width:440px;height:440px;pointer-events:none;
 background:radial-gradient(circle,rgba(47,124,255,.34),transparent 68%);
}
.hero-panel::after{
 content:"";position:absolute;bottom:-40%;left:-10%;
 width:380px;height:380px;pointer-events:none;
 background:radial-gradient(circle,rgba(37,216,255,.14),transparent 70%);
}
.hero-panel > *{position:relative;z-index:1;}
.article-title{
 font-size:clamp(25px,3.6vw,38px);
 line-height:1.32;
 margin:16px 0 18px;
 color:#f2f8ff;
 letter-spacing:.2px;
 text-wrap:balance;
}
.meta-row{
 display:flex;flex-wrap:wrap;align-items:center;gap:12px;
 font-size:13.5px;color:var(--muted);
 padding-bottom:22px;
 border-bottom:1px solid rgba(120,170,255,.12);
}
.meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-item strong{color:#dce9ff;font-weight:600;}
.meta-dot{width:4px;height:4px;border-radius:50%;background:rgba(120,170,255,.45);}
.cover-wrap{margin:24px 0 0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--stroke);}
.cover-wrap img{width:100%;aspect-ratio:16/7;object-fit:cover;}
/* ---------- article layout ---------- */
.article-shell{
 display:grid;
 grid-template-columns:minmax(0,1fr) 320px;
 gap:32px;
 align-items:start;
}
.article-main{max-width:760px;min-width:0;}
.key-points{
 padding:24px 26px;
 border-radius:var(--radius);
 background:linear-gradient(160deg,rgba(47,124,255,.16),rgba(10,19,36,.82));
 border:1px solid rgba(120,190,255,.28);
 box-shadow:var(--shadow-soft);
 margin-bottom:24px;
}
.key-points h2{
 font-size:16px;letter-spacing:.6px;margin-bottom:14px;
 display:flex;align-items:center;gap:9px;color:#e8f3ff;
}
.key-points h2::before{
 content:"";width:8px;height:18px;border-radius:3px;
 background:linear-gradient(180deg,var(--cyan),var(--blue));
}
.key-points ul{
 list-style:none;margin:0;padding:0;
 display:grid;gap:10px;
}
.key-points li{
 position:relative;padding-left:22px;
 font-size:14.5px;line-height:1.78;color:#cfdcf2;
}
.key-points li::before{
 content:"";position:absolute;left:2px;top:9px;
 width:8px;height:8px;border-radius:50%;
 background:var(--cyan);box-shadow:0 0 0 3px rgba(37,216,255,.16);
}
.article-body{
 padding:30px 32px;
 border-radius:var(--radius-lg);
 background:linear-gradient(170deg,rgba(16,28,52,.8),rgba(8,15,29,.92));
 border:1px solid var(--stroke);
 box-shadow:var(--shadow-soft);
 font-size:15.5px;line-height:1.85;color:#d5e2f6;
}
.article-body > *:first-child{margin-top:0;}
.article-body h1,.article-body h2{
 font-size:21px;margin:34px 0 14px;padding-left:14px;
 border-left:3px solid var(--cyan);color:#f0f7ff;
}
.article-body h3{font-size:17.5px;margin:26px 0 10px;color:#e8f2ff;}
.article-body h4{font-size:16px;margin:20px 0 8px;color:#dbe9ff;}
.article-body p{margin:0 0 16px;color:#c8d8ef;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:1.3em;color:#c8d8ef;}
.article-body li{margin-bottom:8px;}
.article-body a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#8df0ff;}
.article-body img{border-radius:12px;margin:18px 0;border:1px solid var(--stroke);}
.article-body blockquote{
 margin:20px 0;padding:14px 18px;
 border-left:3px solid var(--blue);
 background:rgba(47,124,255,.1);
 border-radius:0 10px 10px 0;
 color:#c6d7f2;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
 width:100%;border-collapse:collapse;margin:18px 0;font-size:14px;
 border:1px solid var(--stroke);border-radius:10px;overflow:hidden;
}
.article-body th,.article-body td{border:1px solid var(--stroke);padding:10px 12px;text-align:left;}
.article-body th{background:rgba(47,124,255,.14);color:#e6f1ff;}
.article-body strong,.article-body b{color:#ffffff;}
.article-body hr{border:0;border-top:1px solid rgba(120,170,255,.16);margin:26px 0;}
.empty-state{padding:18px 0 6px;}
.empty-state h2{font-size:20px;margin:0 0 12px;border-left:0;padding-left:0;color:#f0f7ff;}
.empty-state p{color:var(--muted);margin-bottom:20px;}
/* ---------- sidebar ---------- */
.article-side{min-width:0;}
.side-stack{display:grid;gap:18px;position:sticky;top:96px;}
.side-card{
 padding:20px 20px 18px;
 border-radius:var(--radius);
 background:linear-gradient(165deg,rgba(20,34,62,.8),rgba(9,17,32,.9));
 border:1px solid var(--stroke);
 box-shadow:var(--shadow-soft);
}
.side-card h2,.side-card h3{
 font-size:14.5px;letter-spacing:.7px;margin-bottom:14px;
 display:flex;align-items:center;gap:8px;color:#eaf3ff;
}
.side-card h2::before,.side-card h3::before{
 content:"";width:6px;height:14px;border-radius:2px;
 background:linear-gradient(180deg,var(--cyan),var(--blue));
}
.data-list{display:grid;gap:11px;}
.data-row{
 display:flex;justify-content:space-between;align-items:flex-start;gap:12px;
 font-size:13.5px;padding-bottom:10px;
 border-bottom:1px dashed rgba(120,170,255,.14);
}
.data-row:last-child{border-bottom:0;padding-bottom:0;}
.data-row span:first-child{color:var(--muted-2);flex:0 0 auto;}
.data-row span:last-child{color:#e2eeff;font-weight:600;text-align:right;}
.mini-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.mini-list li{
 position:relative;padding-left:18px;
 font-size:13.5px;line-height:1.75;color:#b8c8e3;
}
.mini-list li::before{
 content:"";position:absolute;left:0;top:8px;
 width:6px;height:6px;border-radius:2px;background:var(--cyan);
}
.side-cta{
 border-radius:var(--radius);
 padding:20px;
 background:linear-gradient(150deg,rgba(47,124,255,.28),rgba(37,216,255,.14));
 border:1px solid rgba(120,190,255,.34);
 box-shadow:0 12px 30px rgba(47,124,255,.22);
}
.side-cta h3{font-size:15px;margin-bottom:8px;color:#f2f9ff;}
.side-cta p{font-size:13.5px;color:#c3d6ee;margin-bottom:14px;line-height:1.75;}
.side-cta .btn{width:100%;}
/* ---------- info cards ---------- */
.info-card{padding:0;overflow:hidden;display:flex;flex-direction:column;}
.info-card figure{margin:0;overflow:hidden;}
.info-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease;}
.info-card:hover img{transform:scale(1.04);}
.info-card .card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.info-card h3{font-size:16.5px;color:#eef5ff;}
.info-card p{font-size:14px;color:var(--muted);line-height:1.82;margin:0;}
.info-card:hover,.channel-card:hover,.related-card:hover{
 transform:translateY(-4px);
 box-shadow:0 22px 46px rgba(2,8,20,.6);
 border-color:var(--stroke-strong);
}
/* ---------- channel matrix ---------- */
.channel-card{
 display:flex;flex-direction:column;gap:12px;
 padding:24px 22px;
 border-radius:var(--radius);
 background:linear-gradient(160deg,rgba(22,38,68,.78),rgba(9,17,32,.9));
 border:1px solid var(--stroke);
 box-shadow:var(--shadow-soft);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
 height:100%;
}
.channel-icon{
 width:44px;height:44px;border-radius:12px;
 display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(47,124,255,.32),rgba(37,216,255,.16));
 border:1px solid rgba(120,190,255,.3);
}
.channel-icon svg{width:22px;height:22px;}
.channel-card h3{font-size:16.5px;color:#eef5ff;}
.channel-card p{font-size:13.5px;color:var(--muted);line-height:1.8;margin:0;}
.channel-more{
 display:inline-flex;align-items:center;gap:6px;
 font-size:13.5px;font-weight:700;color:var(--cyan);margin-top:auto;
}
.channel-more::after{content:"›";font-size:16px;line-height:1;transition:transform .2s ease;}
.channel-card:hover .channel-more::after{transform:translateX(4px);}
/* ---------- related ---------- */
.related-card{
 display:flex;flex-direction:column;
 border-radius:var(--radius);
 overflow:hidden;
 background:linear-gradient(165deg,rgba(23,38,68,.78),rgba(10,19,36,.88));
 border:1px solid var(--stroke);
 box-shadow:var(--shadow-soft);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
 height:100%;
}
.related-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.related-card .rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;}
.related-card h3{font-size:15.5px;line-height:1.55;color:#eef5ff;}
.related-card span{font-size:12.5px;color:var(--muted-2);}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
 border:1px solid var(--stroke);
 border-radius:12px;
 background:linear-gradient(160deg,rgba(19,33,60,.72),rgba(9,17,32,.86));
 overflow:hidden;
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--stroke-strong);box-shadow:0 12px 30px rgba(2,8,20,.45);}
.faq-item summary{
 cursor:pointer;padding:16px 18px;
 font-weight:700;font-size:15px;color:#eaf3ff;
 display:flex;justify-content:space-between;align-items:center;gap:14px;
 list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";font-size:19px;font-weight:400;color:var(--cyan);
 line-height:1;transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-body{padding:0 18px 18px;font-size:14.5px;line-height:1.85;color:var(--muted);}
/* ---------- cta band ---------- */
.cta-band{
 position:relative;overflow:hidden;
 padding:40px 38px;
 border-radius:var(--radius-lg);
 background:linear-gradient(135deg,rgba(47,124,255,.34),rgba(111,92,255,.26) 55%,rgba(37,216,255,.2));
 border:1px solid rgba(120,190,255,.36);
 box-shadow:var(--shadow);
 display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band::before{
 content:"";position:absolute;top:-60%;right:-6%;
 width:380px;height:380px;pointer-events:none;
 background:radial-gradient(circle,rgba(37,216,255,.28),transparent 68%);
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{font-size:clamp(21px,2.6vw,27px);color:#f4faff;margin-bottom:8px;}
.cta-band p{color:#c8dcf5;font-size:14.5px;margin:0;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
/* ---------- footer ---------- */
.site-footer{
 margin-top:70px;
 padding:56px 0 26px;
 background:linear-gradient(180deg,rgba(4,9,18,.9),rgba(3,6,13,.98));
 border-top:1px solid var(--stroke);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px;}
.footer-brand .brand-mark svg{width:19px;height:19px;}
.footer-desc{color:var(--muted);font-size:13.8px;line-height:1.85;margin:0;max-width:380px;}
.footer-col h3{font-size:14px;letter-spacing:.7px;margin-bottom:14px;color:#e6f0ff;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-col a{color:var(--muted);font-size:13.8px;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
 margin-top:38px;padding-top:20px;
 border-top:1px solid rgba(120,170,255,.12);
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
 color:var(--muted-2);font-size:13px;
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .article-shell{grid-template-columns:1fr;}
 .article-main{max-width:none;}
 .side-stack{position:static;grid-template-columns:repeat(2,minmax(0,1fr));}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:960px){
 .nav-toggle{display:flex;}
 .nav-links{
  position:absolute;left:0;right:0;top:calc(100% + 10px);
  display:none;flex-direction:column;align-items:stretch;gap:6px;
  margin-left:0;padding:12px;
  background:rgba(8,16,31,.98);
  border:1px solid var(--stroke);
  border-radius:14px;
  box-shadow:var(--shadow);
  z-index:950;
 }
 .nav-links.is-open{display:flex;}
 .nav-link{min-height:44px;justify-content:flex-start;padding:0 14px;}
 .nav-cta{padding:0 14px;font-size:13.5px;}
}
@media (max-width:768px){
 .section{padding:50px 0;}
 .article-hero{padding:24px 0 0;}
 .hero-panel{padding:24px 20px 22px;border-radius:var(--radius);}
 .article-body{padding:22px 18px;font-size:15px;}
 .cover-wrap img{aspect-ratio:16/10;}
 .grid-3,.grid-2{grid-template-columns:1fr;}
 .side-stack{grid-template-columns:1fr;}
 .cta-band{padding:28px 22px;flex-direction:column;align-items:flex-start;}
 .cta-actions{width:100%;}
 .cta-actions .btn{flex:1 1 auto;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:24px;}
 .footer-bottom{flex-direction:column;gap:6px;}
}
@media (max-width:520px){
 .container{padding:0 16px;}
 .brand-text{font-size:15.5px;}
 .nav-cta{display:none;}
 .article-title{font-size:23px;}
 .meta-row{gap:8px;font-size:12.5px;}
 .section-title{font-size:21px;}
 .cta-actions .btn{width:100%;}
 .footer-grid{grid-template-columns:1fr;}
 .key-points{padding:20px 18px;}
}

/* roulang page: category2 */
:root{
  --bg:#050a15;
  --bg-soft:#08101f;
  --bg-deep:#04070f;
  --panel:rgba(18,31,57,.62);
  --panel-solid:#0d1930;
  --panel-soft:rgba(24,40,72,.45);
  --stroke:rgba(120,170,255,.16);
  --stroke-strong:rgba(120,190,255,.42);
  --text:#e9f1ff;
  --muted:#8fa3c6;
  --muted-2:#6f83a6;
  --blue:#2f7cff;
  --cyan:#25d8ff;
  --violet:#6f5cff;
  --ok:#38e0a8;
  --radius-lg:18px;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 18px 44px rgba(2,8,20,.55);
  --shadow-soft:0 10px 26px rgba(2,8,20,.4);
  --glow:0 0 0 1px rgba(37,216,255,.35),0 12px 32px rgba(47,124,255,.42);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:92px;}
body{
  margin:0;
  font-family:var(--font);
  font-size:15px;
  line-height:1.78;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(47,124,255,.26),transparent 62%),
    radial-gradient(900px 520px at 4% 12%,rgba(111,92,255,.2),transparent 60%),
    radial-gradient(760px 480px at 50% 100%,rgba(37,216,255,.1),transparent 68%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--cyan);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;letter-spacing:.3px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container{max-width:1180px;padding:0 22px;margin:0 auto;width:100%;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:900;
  padding:12px 0;
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{
  background:rgba(4,8,17,.78);
  backdrop-filter:blur(14px);
  box-shadow:0 14px 34px rgba(1,5,14,.6);
}
.nav-shell{
  display:flex;align-items:center;gap:18px;
  padding:10px 14px;
  background:linear-gradient(160deg,rgba(21,36,64,.86),rgba(10,18,34,.86));
  border:1px solid var(--stroke);
  border-radius:16px;
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(16px);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(47,124,255,.95),rgba(37,216,255,.85));
  box-shadow:0 8px 22px rgba(47,124,255,.45);
}
.brand-mark svg{width:21px;height:21px;}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.5px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap;}
.nav-link{
  display:inline-flex;align-items:center;
  min-height:40px;padding:0 16px;
  font-size:14.5px;font-weight:600;color:var(--muted);
  border-radius:11px;
  border:1px solid transparent;
  transition:all .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(47,124,255,.14);border-color:var(--stroke);}
.nav-link.is-active{
  color:#eaf4ff;
  background:linear-gradient(150deg,rgba(47,124,255,.34),rgba(37,216,255,.16));
  border-color:var(--stroke-strong);
  box-shadow:inset 0 0 0 1px rgba(37,216,255,.16),0 6px 18px rgba(47,124,255,.28);
}
.nav-cta{flex:0 0 auto;min-height:40px;padding:0 18px;font-size:14px;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--stroke);background:rgba(47,124,255,.12);
  margin-left:auto;cursor:pointer;padding:0;
  flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:17px;height:2px;background:var(--text);border-radius:2px;transition:.22s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;
  border-radius:10px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  line-height:1;
}
.btn-glow{color:#04101f;background:linear-gradient(135deg,#3d8bff,#25d8ff);box-shadow:var(--glow);}
.btn-glow:hover{transform:translateY(-2px);color:#04101f;box-shadow:0 0 0 1px rgba(37,216,255,.7),0 18px 40px rgba(47,124,255,.55);}
.btn-ghost{color:var(--text);background:rgba(47,124,255,.1);border-color:var(--stroke-strong);}
.btn-ghost:hover{background:rgba(47,124,255,.22);color:#fff;transform:translateY(-2px);border-color:var(--cyan);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- sections ---------- */
.section{padding:74px 0;position:relative;}
.section--soft{background:linear-gradient(180deg,rgba(9,18,34,.9),rgba(6,12,24,.65));border-top:1px solid rgba(120,170,255,.08);border-bottom:1px solid rgba(120,170,255,.08);}
.section--deep{background:linear-gradient(180deg,rgba(3,7,14,.9),rgba(6,12,24,.4));}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:1.6px;
  color:var(--cyan);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--cyan),transparent);}
.section-head.center .eyebrow::before{display:none;}
.section-title{font-size:29px;line-height:1.36;font-weight:800;letter-spacing:.4px;}
.section-title em{font-style:normal;color:var(--cyan);}
.section-desc{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ---------- glass card & tags ---------- */
.glass-card{
  background:linear-gradient(165deg,rgba(23,38,68,.78),rgba(10,19,36,.86));
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(12px);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.glass-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--stroke-strong);}
.card-grid{display:grid;gap:20px;}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;font-size:12.5px;font-weight:600;
  border-radius:999px;color:#bfe2ff;
  background:rgba(47,124,255,.14);
  border:1px solid rgba(120,170,255,.24);
}

/* ---------- hero ---------- */
.cat-hero{position:relative;padding:66px 0 76px;overflow:hidden;border-bottom:1px solid rgba(120,170,255,.1);}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/3ff4eb75ac763224.gif') center/cover no-repeat;
  opacity:.18;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,10,21,.74),rgba(5,10,21,.96));
}
.cat-hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:38px;align-items:center;}
.hero-title{font-size:clamp(30px,4.1vw,43px);font-weight:800;line-height:1.24;letter-spacing:.6px;}
.hero-title em{font-style:normal;background:linear-gradient(120deg,#5aa6ff,#25d8ff);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{margin-top:18px;color:var(--muted);font-size:15.5px;line-height:1.9;max-width:620px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-panel{
  padding:24px;
  border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(29,48,86,.82),rgba(9,17,33,.9));
  border:1px solid var(--stroke-strong);
  box-shadow:var(--shadow);
  backdrop-filter:blur(16px);
}
.hero-panel h2{font-size:16.5px;letter-spacing:.4px;}
.panel-note{margin-top:6px;font-size:13px;color:var(--muted-2);}
.panel-row{margin-top:16px;}
.panel-row .panel-label{display:flex;justify-content:space-between;font-size:13.5px;color:var(--muted);font-weight:600;}
.panel-row .panel-label b{color:var(--cyan);font-size:14px;}
.panel-bar{margin-top:7px;height:7px;border-radius:99px;background:rgba(120,170,255,.14);overflow:hidden;}
.panel-bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--blue),var(--cyan));}
.panel-foot{margin-top:18px;padding-top:14px;border-top:1px dashed rgba(120,170,255,.2);font-size:12.5px;color:var(--muted-2);line-height:1.7;}

/* ---------- feature cards ---------- */
.feature-card{padding:24px 22px;height:100%;}
.icon-badge{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(47,124,255,.3),rgba(37,216,255,.14));
  border:1px solid rgba(120,190,255,.32);
  margin-bottom:16px;
}
.icon-badge svg{width:21px;height:21px;stroke:var(--cyan);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.feature-card h3{font-size:17px;margin-bottom:10px;}
.feature-card p{color:var(--muted);font-size:14.2px;line-height:1.8;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--stroke);box-shadow:var(--shadow);}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s ease;}
.split-media:hover img{transform:scale(1.04);}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,10,22,0),rgba(4,10,22,.55));}
.media-caption{position:absolute;left:16px;bottom:14px;z-index:2;font-size:13px;color:#d6e6ff;background:rgba(5,12,24,.6);border:1px solid rgba(120,170,255,.24);padding:6px 12px;border-radius:999px;backdrop-filter:blur(8px);}
.check-list{margin-top:20px;display:grid;gap:14px;}
.check-list li{position:relative;padding-left:32px;color:var(--muted);font-size:14.4px;line-height:1.8;}
.check-list li b{color:var(--text);}
.check-list li::before{
  content:"";position:absolute;left:0;top:6px;width:18px;height:18px;border-radius:6px;
  background:linear-gradient(140deg,rgba(47,124,255,.85),rgba(37,216,255,.7));
  box-shadow:0 4px 12px rgba(47,124,255,.4);
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:11px;width:8px;height:4px;
  border-left:2px solid #04101f;border-bottom:2px solid #04101f;transform:rotate(-45deg);
}

/* ---------- steps ---------- */
.step-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;position:relative;}
.step-item{padding:24px 20px;position:relative;}
.step-num{
  font-family:var(--font);font-size:13px;font-weight:800;letter-spacing:1px;color:#04101f;
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,#4a91ff,#25d8ff);box-shadow:0 8px 20px rgba(47,124,255,.42);
  margin-bottom:14px;
}
.step-item h3{font-size:16px;margin-bottom:8px;}
.step-item p{color:var(--muted);font-size:14px;line-height:1.78;}

/* ---------- billing ---------- */
.bill-card{padding:24px 22px;height:100%;}
.bill-card h3{font-size:16.5px;margin-bottom:10px;display:flex;align-items:center;gap:9px;}
.bill-card h3 span{width:6px;height:18px;border-radius:3px;background:linear-gradient(180deg,var(--cyan),var(--blue));display:inline-block;}
.bill-card p{color:var(--muted);font-size:14.2px;line-height:1.8;}
.stat-strip{
  margin-top:26px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;
  padding:22px;border-radius:var(--radius-lg);
  background:linear-gradient(150deg,rgba(29,48,86,.6),rgba(8,16,31,.75));
  border:1px solid var(--stroke);
}
.stat-item{text-align:center;}
.stat-item b{display:block;font-size:23px;color:var(--cyan);letter-spacing:.5px;}
.stat-item span{display:block;margin-top:6px;font-size:13px;color:var(--muted-2);}

/* ---------- audience ---------- */
.audience-card{padding:24px 22px;height:100%;display:flex;flex-direction:column;gap:12px;}
.audience-card h3{font-size:16.5px;}
.audience-card p{color:var(--muted);font-size:14.2px;line-height:1.8;flex:1;}
.district-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}

/* ---------- quotes ---------- */
.quote-card{padding:24px 22px;height:100%;position:relative;}
.quote-card::before{
  content:"“";position:absolute;top:6px;right:18px;font-size:56px;line-height:1;
  color:rgba(37,216,255,.18);font-family:Georgia,serif;
}
.quote-card p{color:var(--muted);font-size:14.4px;line-height:1.85;}
.quote-meta{margin-top:16px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted-2);}
.quote-avatar{
  width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:800;color:#04101f;
  background:linear-gradient(140deg,#4a91ff,#25d8ff);
}

/* ---------- faq ---------- */
.faq-wrap{display:grid;gap:14px;max-width:920px;}
.faq-item{
  border-radius:var(--radius);border:1px solid var(--stroke);
  background:linear-gradient(160deg,rgba(21,36,64,.6),rgba(8,16,31,.7));
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--stroke-strong);box-shadow:var(--shadow-soft);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 52px 18px 22px;position:relative;
  font-size:15.5px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:24px;width:10px;height:10px;
  border-right:2px solid var(--cyan);border-bottom:2px solid var(--cyan);
  transform:rotate(45deg);transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg);}
.faq-answer{padding:0 22px 20px;color:var(--muted);font-size:14.4px;line-height:1.85;}

/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.post-card{display:flex;flex-direction:column;gap:12px;padding:22px;height:100%;}
.post-tag{
  align-self:flex-start;font-size:12px;font-weight:700;letter-spacing:.4px;color:#9fe4ff;
  padding:3px 10px;border-radius:999px;background:rgba(37,216,255,.12);
  border:1px solid rgba(37,216,255,.28);
}
.post-card h3{font-size:16px;line-height:1.6;}
.post-card p{color:var(--muted);font-size:14px;line-height:1.8;flex:1;}
.post-date{font-size:12.5px;color:var(--muted-2);letter-spacing:.3px;}
.post-more{display:flex;justify-content:center;margin-top:30px;}
.post-empty{
  padding:34px 24px;text-align:center;color:var(--muted);
  border-radius:var(--radius);border:1px dashed rgba(120,170,255,.28);
  background:rgba(12,22,42,.5);font-size:14.5px;
}

/* ---------- cta / form ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:22px;padding:44px 40px;
  background:
    radial-gradient(620px 320px at 88% 0%,rgba(37,216,255,.22),transparent 65%),
    linear-gradient(150deg,rgba(29,52,96,.9),rgba(8,16,31,.94));
  border:1px solid var(--stroke-strong);
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:26px;line-height:1.4;}
.cta-band p{margin-top:12px;color:var(--muted);font-size:14.8px;line-height:1.85;max-width:700px;}
.apply-form{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px;}
.form-field{display:flex;flex-direction:column;gap:8px;}
.form-field label{font-size:13px;color:var(--muted);font-weight:600;}
.form-field input,.form-field select{
  width:100%;min-height:46px;padding:0 14px;
  color:var(--text);font-size:14.5px;font-family:inherit;
  background:rgba(8,17,33,.82);
  border:1px solid rgba(120,170,255,.24);
  border-radius:10px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field input::placeholder{color:var(--muted-2);}
.form-field input:focus,.form-field select:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(37,216,255,.18);
}
.form-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:20px;}
.form-note{font-size:13px;color:var(--muted-2);}
.form-tip{margin-top:14px;font-size:13.5px;color:var(--ok);display:none;}
.form-tip.show{display:block;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:10px;padding:56px 0 26px;
  background:linear-gradient(180deg,rgba(4,8,17,.4),rgba(3,6,13,.95));
  border-top:1px solid rgba(120,170,255,.12);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px;}
.footer-desc{color:var(--muted);font-size:13.8px;line-height:1.85;max-width:360px;}
.footer-col h3{font-size:14.5px;margin-bottom:14px;color:#cfe3ff;letter-spacing:.5px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.8px;color:var(--muted);}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:38px;padding-top:20px;
  border-top:1px solid rgba(120,170,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--muted-2);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .split{grid-template-columns:1fr;gap:26px;}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .apply-form{grid-template-columns:repeat(2,minmax(0,1fr));}
  .section{padding:60px 0;}
}
@media (max-width:768px){
  .nav-toggle{display:flex;}
  .nav-shell{flex-wrap:wrap;}
  .nav-links{
    display:none;width:100%;flex-direction:column;align-items:stretch;
    margin:10px 0 0;gap:6px;
  }
  .nav-links.is-open{display:flex;}
  .nav-link{justify-content:flex-start;min-height:44px;padding:0 14px;}
  .nav-cta{display:none;}
  .grid-3,.grid-2,.grid-4,.post-grid,.step-list{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:1fr;gap:18px;}
  .section-title{font-size:24px;}
  .hero-title{font-size:29px;}
  .cta-band{padding:32px 22px;}
  .cta-band h2{font-size:22px;}
  .apply-form{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .hero-actions .btn{width:100%;}
  .hero-tags .tag{font-size:12px;}
  .brand-text{font-size:15.5px;}
  .stat-item b{font-size:20px;}
}

/* roulang page: category3 */
:root{
 --bg:#050a15;
 --bg-soft:#08101f;
 --bg-deep:#04070f;
 --panel:rgba(18,31,57,.62);
 --panel-solid:#0d1930;
 --panel-soft:rgba(24,40,72,.45);
 --stroke:rgba(120,170,255,.16);
 --stroke-strong:rgba(120,190,255,.42);
 --text:#e9f1ff;
 --muted:#8fa3c6;
 --muted-2:#6f83a6;
 --blue:#2f7cff;
 --cyan:#25d8ff;
 --violet:#6f5cff;
 --ok:#38e0a8;
 --warn:#ffcf6b;
 --radius-lg:18px;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 44px rgba(2,8,20,.55);
 --shadow-soft:0 10px 26px rgba(2,8,20,.4);
 --glow:0 0 0 1px rgba(37,216,255,.35),0 12px 32px rgba(47,124,255,.42);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:15px;
 line-height:1.78;
 color:var(--text);
 background:
 radial-gradient(1100px 620px at 82% -8%,rgba(47,124,255,.26),transparent 62%),
 radial-gradient(900px 520px at 4% 12%,rgba(111,92,255,.2),transparent 60%),
 radial-gradient(760px 480px at 50% 100%,rgba(37,216,255,.1),transparent 68%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
 overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--cyan);}
button{font-family:inherit;}
ul{list-style:none;margin:0;padding:0;}
p{margin:0 0 12px;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:.3px;line-height:1.35;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container{max-width:1180px;padding:0 22px;margin:0 auto;width:100%;}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:900;
 padding:12px 0;
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{
 background:rgba(4,8,17,.78);
 backdrop-filter:blur(14px);
 box-shadow:0 14px 34px rgba(1,5,14,.6);
}
.nav-shell{
 display:flex;align-items:center;gap:18px;
 padding:10px 14px;
 background:linear-gradient(160deg,rgba(21,36,64,.86),rgba(10,18,34,.86));
 border:1px solid var(--stroke);
 border-radius:16px;
 box-shadow:var(--shadow-soft);
 backdrop-filter:blur(16px);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(47,124,255,.95),rgba(37,216,255,.85));
 box-shadow:0 8px 22px rgba(47,124,255,.45);
}
.brand-mark svg{width:21px;height:21px;}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.5px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap;}
.nav-link{
 display:inline-flex;align-items:center;
 min-height:40px;padding:0 16px;
 font-size:14.5px;font-weight:600;color:var(--muted);
 border-radius:11px;
 border:1px solid transparent;
 transition:all .2s ease;
 white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(47,124,255,.14);border-color:var(--stroke);}
.nav-link.is-active{
 color:#eaf4ff;
 background:linear-gradient(150deg,rgba(47,124,255,.34),rgba(37,216,255,.16));
 border-color:var(--stroke-strong);
 box-shadow:inset 0 0 0 1px rgba(37,216,255,.16),0 6px 18px rgba(47,124,255,.28);
}
.nav-cta{flex:0 0 auto;min-height:40px;padding:0 18px;font-size:14px;}
.nav-toggle{
 display:none;width:40px;height:40px;border-radius:10px;
 border:1px solid var(--stroke);background:rgba(47,124,255,.12);
 margin-left:auto;cursor:pointer;padding:0;
 flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:17px;height:2px;background:var(--text);border-radius:2px;transition:.22s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:46px;padding:0 24px;
 border-radius:10px;font-size:15px;font-weight:700;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
 line-height:1;
}
.btn-glow{
 color:#04101f;
 background:linear-gradient(135deg,#3d8bff,#25d8ff);
 box-shadow:var(--glow);
}
.btn-glow:hover{transform:translateY(-2px);color:#04101f;box-shadow:0 0 0 1px rgba(37,216,255,.7),0 18px 40px rgba(47,124,255,.55);}
.btn-ghost{
 color:var(--text);background:rgba(47,124,255,.1);
 border-color:var(--stroke-strong);
}
.btn-ghost:hover{background:rgba(47,124,255,.22);color:#fff;transform:translateY(-2px);border-color:var(--cyan);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
/* ---------- common ---------- */
.section{padding:74px 0;position:relative;}
.section--soft{background:linear-gradient(180deg,rgba(9,18,34,.9),rgba(6,12,24,.65));border-top:1px solid rgba(120,170,255,.08);border-bottom:1px solid rgba(120,170,255,.08);}
.section--deep{background:linear-gradient(180deg,rgba(3,7,14,.9),rgba(6,12,24,.4));}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:1.6px;
 color:var(--cyan);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--cyan),transparent);}
.section-head.center .eyebrow::before{display:none;}
.section-title{font-size:29px;line-height:1.36;font-weight:800;letter-spacing:.4px;}
.section-title em{font-style:normal;color:var(--cyan);}
.section-desc{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.85;}
.glass-card{
 background:linear-gradient(165deg,rgba(23,38,68,.78),rgba(10,19,36,.86));
 border:1px solid var(--stroke);
 border-radius:var(--radius);
 box-shadow:var(--shadow-soft);
 backdrop-filter:blur(12px);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card-grid{display:grid;gap:20px;}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.tag{
 display:inline-flex;align-items:center;
 padding:4px 11px;font-size:12.5px;font-weight:600;
 border-radius:999px;color:var(--cyan);
 background:rgba(37,216,255,.12);
 border:1px solid rgba(37,216,255,.28);
 white-space:nowrap;
}
.tag--soft{color:var(--muted);background:rgba(120,170,255,.1);border-color:var(--stroke);}
/* ---------- hero ---------- */
.hero{
 position:relative;
 padding:64px 0 76px;
 overflow:hidden;
 background-image:linear-gradient(110deg,rgba(4,8,17,.96) 30%,rgba(5,11,24,.82) 62%,rgba(6,14,30,.7) 100%),url('/assets/images/1fb7d3bd176a0dfb.webp');
 background-size:cover;
 background-position:center;
 border-bottom:1px solid rgba(120,170,255,.1);
}
.hero::after{
 content:"";position:absolute;inset:auto -10% -60% 40%;height:340px;
 background:radial-gradient(closest-side,rgba(47,124,255,.28),transparent);
 pointer-events:none;
}
.hero-title{
 font-size:40px;line-height:1.28;font-weight:800;
 letter-spacing:.5px;margin-bottom:18px;
 text-shadow:0 12px 34px rgba(2,8,20,.6);
}
.hero-title span{color:var(--cyan);}
.hero-sub{color:var(--muted);font-size:15.5px;line-height:1.9;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 20px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;}
.hero-tags .tag{font-size:12.5px;padding:6px 13px;}
/* ---------- self check panel ---------- */
.check-panel{
 padding:24px 22px;
 position:relative;
 z-index:2;
}
.panel-badge{
 display:inline-flex;align-items:center;gap:7px;
 font-size:12px;font-weight:700;letter-spacing:1.2px;
 color:var(--ok);background:rgba(56,224,168,.12);
 border:1px solid rgba(56,224,168,.3);
 padding:4px 12px;border-radius:999px;margin-bottom:14px;
}
.check-panel h2{font-size:19px;margin-bottom:8px;}
.check-panel .panel-note{color:var(--muted-2);font-size:13.5px;margin-bottom:16px;}
.check-list{display:flex;flex-direction:column;gap:9px;margin-bottom:18px;}
.check-list li{
 border:1px solid var(--stroke);
 background:rgba(13,25,48,.6);
 border-radius:var(--radius-sm);
 transition:border-color .2s ease,background .2s ease;
}
.check-list li:hover{border-color:var(--stroke-strong);background:rgba(20,36,66,.7);}
.check-list label{
 display:flex;align-items:center;gap:11px;
 padding:11px 13px;font-size:14px;color:var(--text);
 cursor:pointer;min-height:44px;margin:0;
}
.check-list input[type="checkbox"]{
 appearance:none;width:18px;height:18px;flex:0 0 18px;
 border-radius:5px;border:1px solid rgba(120,170,255,.45);
 background:rgba(5,12,24,.8);position:relative;cursor:pointer;transition:.18s;
 margin:0;
}
.check-list input[type="checkbox"]:checked{
 background:linear-gradient(135deg,#3d8bff,#25d8ff);
 border-color:transparent;
 box-shadow:0 0 12px rgba(37,216,255,.5);
}
.check-list input[type="checkbox"]:checked::after{
 content:"";position:absolute;left:5px;top:2px;
 width:6px;height:10px;border:solid #04101f;
 border-width:0 2px 2px 0;transform:rotate(45deg);
}
.progress-box{
 background:rgba(6,14,28,.75);
 border:1px solid var(--stroke);
 border-radius:var(--radius-sm);
 padding:14px 15px;margin-bottom:16px;
}
.progress-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:9px;}
.progress-top span{font-size:13px;color:var(--muted);}
.progress-top strong{font-size:17px;color:var(--cyan);letter-spacing:.5px;}
.progress-track{height:7px;border-radius:99px;background:rgba(120,170,255,.14);overflow:hidden;}
.progress-track i{
 display:block;height:100%;width:0;border-radius:99px;
 background:linear-gradient(90deg,#2f7cff,#25d8ff);
 box-shadow:0 0 14px rgba(37,216,255,.55);
 transition:width .35s ease;
}
.progress-box p{margin:11px 0 0;font-size:13px;color:var(--muted);line-height:1.75;}
/* ---------- feature cards ---------- */
.feature-card{padding:24px 22px;display:flex;flex-direction:column;gap:12px;height:100%;}
.feature-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow);}
.icon-box{
 width:42px;height:42px;border-radius:12px;
 display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(47,124,255,.3),rgba(37,216,255,.16));
 border:1px solid rgba(37,216,255,.28);
 color:var(--cyan);
}
.icon-box svg{width:21px;height:21px;}
.feature-card h3{font-size:17px;}
.feature-card p{color:var(--muted);font-size:14px;line-height:1.8;}
.feature-card .tag{align-self:flex-start;margin-top:auto;}
/* ---------- scene cards ---------- */
.scene-card{overflow:hidden;height:100%;display:flex;flex-direction:column;}
.scene-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow);}
.scene-media{position:relative;aspect-ratio:16/10;overflow:hidden;}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.scene-card:hover .scene-media img{transform:scale(1.05);}
.scene-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(4,8,17,0) 35%,rgba(4,8,17,.82) 100%);
}
.scene-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.scene-body h3{font-size:17.5px;}
.scene-body p{color:var(--muted);font-size:14px;line-height:1.8;}
.scene-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:4px;}
/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.step-card{
 padding:22px 20px;position:relative;height:100%;
 border-radius:var(--radius);
}
.step-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow);}
.step-index{
 font-size:12.5px;font-weight:800;letter-spacing:1.4px;
 color:var(--cyan);display:inline-block;margin-bottom:10px;
}
.step-card h3{font-size:16.5px;margin-bottom:8px;}
.step-card p{color:var(--muted);font-size:14px;line-height:1.8;}
.step-list{margin-top:12px;display:flex;flex-direction:column;gap:7px;}
.step-list li{
 position:relative;padding-left:16px;
 font-size:13.5px;color:var(--muted);
 line-height:1.7;
}
.step-list li::before{
 content:"";position:absolute;left:0;top:9px;
 width:6px;height:6px;border-radius:50%;
 background:var(--cyan);box-shadow:0 0 8px rgba(37,216,255,.7);
}
/* ---------- budget ---------- */
.budget-stat{padding:20px 20px;text-align:left;height:100%;}
.budget-stat .stat-num{
 font-size:27px;font-weight:800;color:var(--cyan);
 letter-spacing:.5px;line-height:1.2;
}
.budget-stat .stat-num small{font-size:14px;color:var(--muted);font-weight:600;margin-left:4px;}
.budget-stat h3{font-size:15px;margin:6px 0 6px;}
.budget-stat p{color:var(--muted-2);font-size:13.5px;line-height:1.75;}
.table-wrap{
 margin-top:26px;padding:6px;border-radius:var(--radius);
 background:linear-gradient(165deg,rgba(23,38,68,.7),rgba(10,19,36,.8));
 border:1px solid var(--stroke);
 overflow-x:auto;
 box-shadow:var(--shadow-soft);
}
.budget-table{width:100%;border-collapse:separate;border-spacing:0;min-width:660px;font-size:14px;}
.budget-table thead th{
 background:rgba(47,124,255,.16);
 color:#dceaff;font-weight:700;font-size:13.5px;
 padding:13px 16px;text-align:left;white-space:nowrap;
 border-bottom:1px solid var(--stroke);
}
.budget-table thead th:first-child{border-radius:10px 0 0 0;}
.budget-table thead th:last-child{border-radius:0 10px 0 0;}
.budget-table tbody td{
 padding:14px 16px;color:var(--muted);
 border-bottom:1px solid rgba(120,170,255,.09);
vertical-align:middle;
}
.budget-table tbody tr:last-child td{border-bottom:none;}
.budget-table tbody tr:hover td{background:rgba(47,124,255,.08);color:var(--text);}
.budget-table tbody td strong{color:var(--text);font-weight:700;}
.table-note{margin-top:12px;color:var(--muted-2);font-size:13px;}
/* ---------- checklist / equipment ---------- */
.equip-card{padding:22px 20px;height:100%;}
.equip-card h3{font-size:16.5px;margin-bottom:12px;display:flex;align-items:center;gap:9px;}
.equip-list{display:flex;flex-direction:column;gap:9px;}
.equip-list li{
 display:flex;gap:10px;align-items:flex-start;
 font-size:14px;color:var(--muted);line-height:1.7;
}
.equip-list li::before{
 content:"";flex:0 0 6px;width:6px;height:6px;margin-top:9px;
 border-radius:50%;background:linear-gradient(140deg,#2f7cff,#25d8ff);
}
.notice-bar{
 margin-top:24px;display:flex;gap:14px;align-items:flex-start;
 padding:16px 18px;border-radius:var(--radius-sm);
 background:rgba(255,207,107,.08);
 border:1px solid rgba(255,207,107,.28);
}
.notice-bar .notice-icon{
 flex:0 0 34px;width:34px;height:34px;border-radius:10px;
 display:grid;place-items:center;color:var(--warn);
 background:rgba(255,207,107,.14);
}
.notice-bar p{font-size:13.8px;color:#e7dcc0;line-height:1.8;margin:0;}
/* ---------- voices ---------- */
.voice-card{padding:22px 20px;height:100%;display:flex;flex-direction:column;gap:12px;}
.voice-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow);}
.voice-quote{color:var(--muted);font-size:14.2px;line-height:1.85;}
.voice-who{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:6px;}
.avatar-dot{
 width:34px;height:34px;border-radius:50%;
 display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(47,124,255,.5),rgba(37,216,255,.3));
 color:#eaf4ff;font-size:13.5px;font-weight:700;
 flex:0 0 34px;
}
.voice-who strong{display:block;font-size:13.8px;color:var(--text);}
.voice-who span{display:block;font-size:12.5px;color:var(--muted-2);}
/* ---------- news ---------- */
.news-card{
 display:flex;flex-direction:column;gap:10px;
 padding:20px 18px;height:100%;
 border-radius:var(--radius);
 background:linear-gradient(165deg,rgba(23,38,68,.75),rgba(10,19,36,.85));
 border:1px solid var(--stroke);
 box-shadow:var(--shadow-soft);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow);color:var(--text);}
.news-card h3{font-size:16px;line-height:1.55;}
.news-card p{color:var(--muted);font-size:13.8px;line-height:1.78;margin:0;}
.news-date{font-size:12.5px;color:var(--muted-2);margin-top:auto;padding-top:6px;}
.empty-state{
 padding:26px;text-align:center;color:var(--muted);
 border:1px dashed var(--stroke-strong);border-radius:var(--radius);
 background:rgba(13,25,48,.5);font-size:14px;
}
/* ---------- faq ---------- */
.faq-item{
 border:1px solid var(--stroke);border-radius:var(--radius-sm);
 background:rgba(13,25,48,.62);margin-bottom:12px;overflow:hidden;
 transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--stroke-strong);background:rgba(20,36,66,.72);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:16px 50px 16px 18px;
 font-size:15.2px;font-weight:700;color:var(--text);position:relative;
 transition:color .2s ease;min-height:48px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"";position:absolute;right:20px;top:50%;
 width:9px;height:9px;border-right:2px solid var(--cyan);border-bottom:2px solid var(--cyan);
 transform:translateY(-70%) rotate(45deg);transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
.faq-item summary:hover{color:var(--cyan);}
.faq-body{padding:0 18px 18px;color:var(--muted);font-size:14px;line-height:1.85;}
/* ---------- apply / form ---------- */
.apply-wrap{
 padding:30px 26px;border-radius:var(--radius-lg);
 background:linear-gradient(160deg,rgba(24,44,80,.82),rgba(9,18,34,.9));
 border:1px solid var(--stroke-strong);
 box-shadow:var(--shadow);
 backdrop-filter:blur(14px);
}
.form-label{font-size:13.5px;color:var(--muted);margin-bottom:6px;font-weight:600;}
.form-control,.form-select{
 background:rgba(5,12,24,.75);
 border:1px solid var(--stroke);
 color:var(--text);
 border-radius:var(--radius-sm);
 padding:11px 13px;font-size:14px;min-height:44px;
 transition:border-color .2s ease,box-shadow .2s ease;
}
.form-control::placeholder{color:var(--muted-2);}
.form-control:focus,.form-select:focus{
 background:rgba(5,12,24,.92);
 border-color:var(--stroke-strong);
 color:var(--text);
 box-shadow:0 0 0 3px rgba(37,216,255,.16);
}
.form-select option{background:#0a1526;color:var(--text);}
.form-tip{font-size:12.8px;color:var(--muted-2);margin-top:12px;line-height:1.75;}
.form-feedback{margin-top:12px;font-size:13.5px;color:var(--ok);display:none;}
.apply-list{display:flex;flex-direction:column;gap:14px;margin-top:22px;}
.apply-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.2px;color:var(--muted);line-height:1.8;}
.apply-list li strong{color:var(--text);}
.apply-num{
 flex:0 0 26px;width:26px;height:26px;border-radius:8px;
 display:grid;place-items:center;font-size:12.5px;font-weight:800;
 color:#04101f;background:linear-gradient(135deg,#3d8bff,#25d8ff);
}
/* ---------- footer ---------- */
.site-footer{
 padding:56px 0 26px;
 border-top:1px solid rgba(120,170,255,.14);
 background:linear-gradient(180deg,rgba(4,9,18,.7),rgba(3,6,13,.95));
}
.footer-grid{
 display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;
 padding-bottom:32px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-desc{color:var(--muted-2);font-size:13.6px;line-height:1.85;max-width:340px;}
.footer-col h3{font-size:14.5px;margin-bottom:14px;color:var(--text);letter-spacing:.4px;}
.footer-col ul{display:flex;flex-direction:column;gap:9px;}
.footer-col a{color:var(--muted);font-size:13.8px;transition:color .2s ease,padding-left .2s ease;}
.footer-col a:hover{color:var(--cyan);padding-left:4px;}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
 padding-top:20px;border-top:1px solid rgba(120,170,255,.1);
 color:var(--muted-2);font-size:13px;
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-title{font-size:33px;}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
 .timeline{grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
 .section{padding:62px 0;}
}
@media (max-width:768px){
 .nav-toggle{display:flex;}
 .nav-shell{flex-wrap:wrap;gap:12px;}
 .nav-links{
  order:3;width:100%;flex-direction:column;align-items:stretch;
  gap:6px;margin:0;padding:0;max-height:0;overflow:hidden;
  transition:max-height .3s ease,padding .3s ease;
 }
 .nav-links.is-open{max-height:340px;padding:8px 0 4px;}
 .nav-link{justify-content:flex-start;width:100%;padding:0 14px;}
 .nav-cta{order:2;margin-left:auto;min-height:38px;padding:0 14px;font-size:13.5px;}
 .nav-toggle{order:2;}
 .hero{padding:44px 0 56px;}
 .hero-title{font-size:28px;}
 .hero-sub{font-size:14.5px;}
 .section-title{font-size:24px;}
 .grid-3,.grid-2,.grid-4{grid-template-columns:1fr;}
 .timeline{grid-template-columns:1fr;}
 .footer-grid{grid-template-columns:1fr;gap:24px;}
 .apply-wrap{padding:24px 18px;}
 .section{padding:52px 0;}
}
@media (max-width:520px){
 .hero-title{font-size:24px;line-height:1.34;}
 .brand-text{font-size:15.5px;}
 .container{padding:0 16px;}
 .hero-actions .btn{width:100%;}
 .hero-actions{gap:10px;}
 .budget-stat .stat-num{font-size:23px;}
 .check-panel{padding:18px 16px;}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}