/* roulang page: index */
:root{
  --ink:#0b0f24;
  --navy:#1a1f3d;
  --navy-2:#232a52;
  --navy-3:#141936;
  --gold:#ffb400;
  --gold-2:#ffd76a;
  --gold-3:#ff9d00;
  --cyan:#3fe0cf;
  --bg:#f4f6fc;
  --bg-alt:#eaeff9;
  --card:#ffffff;
  --text:#1b2140;
  --muted:#6b7492;
  --border:#e3e8f5;
  --radius:12px;
  --radius-lg:20px;
  --shadow:0 8px 24px rgba(20,26,58,.08);
  --shadow-lg:0 18px 48px rgba(20,26,58,.16);
  --glow:0 10px 30px rgba(255,157,0,.35);
  --container:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{margin:0 0 .55em;line-height:1.25;font-weight:800;letter-spacing:-.2px;color:inherit}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px;border-radius:6px}

.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.sec{padding:78px 0;position:relative}
.sec--alt{background:var(--bg-alt)}
.sec--tight{padding:60px 0}
.sec-head{max-width:780px;margin-bottom:40px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:2px;
  color:#a8710a;text-transform:uppercase;margin-bottom:12px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold),transparent);border-radius:2px}
.sec-title{font-size:clamp(23px,2.7vw,33px);letter-spacing:-.4px}
.sec-sub{color:var(--muted);font-size:16px;margin:0}
.sec--dark{background:linear-gradient(155deg,#111635 0%,#1a2148 55%,#0d1230 100%);color:#fff}
.sec--dark .sec-title{color:#fff}
.sec--dark .sec-sub{color:rgba(255,255,255,.72)}
.sec--dark .sec-kicker{color:var(--gold-2)}
.sec--dark .sec-kicker::before{background:linear-gradient(90deg,var(--gold-2),transparent)}

/* buttons */
.btn-ga{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 28px;border-radius:999px;font-weight:700;font-size:15.5px;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(135deg,#ffd05a 0%,var(--gold) 45%,var(--gold-3) 100%);
  color:#2a1c00;box-shadow:var(--glow);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(255,157,0,.5);color:#221600}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,157,0,.4)}
.btn-glass{
  background:rgba(255,255,255,.09);color:#fff;
  border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px);
}
.btn-glass:hover{background:rgba(255,255,255,.18);border-color:rgba(255,215,106,.7);transform:translateY(-2px);color:#fff}
.btn-line{
  background:transparent;color:#8a5b00;border:1.5px solid rgba(255,180,0,.55);
}
.btn-line:hover{background:rgba(255,180,0,.12);color:#6d4700;transform:translateY(-2px)}
.btn-sm-ga{padding:9px 20px;font-size:14px}
.btn-block{width:100%;justify-content:center}

/* header */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(13,17,41,.93);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{display:flex;align-items:center;gap:26px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  display:grid;place-items:center;font-weight:900;font-size:17px;color:#241700;
  background:linear-gradient(140deg,#ffd76a,#ffb400 55%,#ff8a00);
  box-shadow:0 6px 18px rgba(255,157,0,.4);
}
.brand-text{color:#fff;font-weight:800;font-size:15px;letter-spacing:.2px;line-height:1.2}
.brand-sub{display:block;font-size:10.5px;font-weight:600;letter-spacing:2px;color:rgba(255,255,255,.45);text-transform:uppercase}
.main-nav{display:flex;align-items:center;justify-content:space-between;flex:1;gap:20px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  display:inline-block;padding:9px 14px;border-radius:999px;
  color:rgba(255,255,255,.76);font-size:14.5px;font-weight:600;transition:.2s ease;
}
.nav-links a:hover{color:var(--gold-2);background:rgba(255,255,255,.07)}
.nav-links a.is-active{color:#1d1400;background:linear-gradient(135deg,#ffd76a,#ffb400);box-shadow:0 6px 18px rgba(255,180,0,.3)}
.nav-side{display:flex;align-items:center;gap:14px}
.lang-switch{
  display:inline-flex;padding:3px;border-radius:999px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
}
.lang-btn{
  border:0;background:transparent;color:rgba(255,255,255,.62);
  font-size:12.5px;font-weight:700;padding:5px 13px;border-radius:999px;transition:.2s ease;letter-spacing:.5px;
}
.lang-btn:hover{color:#fff}
.lang-btn.is-on{background:rgba(255,215,106,.92);color:#2b1c00;box-shadow:0 3px 12px rgba(255,180,0,.35)}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border-radius:11px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);margin-left:auto;
}
.nav-toggle span{display:block;height:2px;width:18px;margin:0 auto;background:#fff;border-radius:2px;transition:.25s}

/* hero */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(150deg,#0a0e26 0%,#161d42 45%,#101636 100%);
  padding:88px 0 78px;
}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.30;mix-blend-mode:luminosity;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,14,38,.72) 0%,rgba(10,14,38,.86) 62%,rgba(13,17,41,.98) 100%);
}
.hero-glow{
  position:absolute;inset:-20% -10% auto -10%;height:130%;
  background:
    radial-gradient(closest-side,rgba(255,180,0,.30),transparent 72%) 18% 22%/52% 58% no-repeat,
    radial-gradient(closest-side,rgba(63,224,207,.20),transparent 72%) 82% 12%/46% 52% no-repeat,
    radial-gradient(closest-side,rgba(255,120,0,.16),transparent 74%) 66% 88%/44% 48% no-repeat;
  filter:blur(6px);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:900px}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 17px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--gold-2);background:rgba(255,180,0,.10);
  border:1px solid rgba(255,180,0,.36);box-shadow:0 0 24px rgba(255,180,0,.16) inset;
  margin-bottom:22px;
}
.hero-badge i{font-size:14px}
.hero-title{
  font-size:clamp(30px,4.6vw,54px);line-height:1.16;letter-spacing:-1px;
  font-weight:900;margin-bottom:22px;color:#fff;text-shadow:0 6px 34px rgba(0,0,0,.4);
}
.hero-title .grad{
  background:linear-gradient(100deg,#fff0bd,#ffd76a 38%,#ffb400 64%,#ff8a00 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{
  font-size:17px;line-height:1.95;color:rgba(255,255,255,.82);
  max-width:800px;margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-chips{display:flex;flex-wrap:wrap;gap:12px}
.hero-chips li{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;font-size:13.5px;font-weight:600;
  color:rgba(255,255,255,.9);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(12px);
}
.hero-chips li::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:linear-gradient(135deg,#ffd76a,#ff8a00);box-shadow:0 0 10px rgba(255,180,0,.9);
  flex-shrink:0;
}

/* generic cards */
.tile{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 26px;box-shadow:var(--shadow);height:100%;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tile:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#ffdca8}
.tile-icon{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  font-size:21px;margin-bottom:18px;
  color:#8a5b00;background:linear-gradient(140deg,#fff3d1,#ffe0a3);
  border:1px solid rgba(255,180,0,.35);
}
.tile h3{font-size:18.5px;margin-bottom:10px}
.tile p{color:var(--muted);font-size:14.8px;line-height:1.85;margin:0}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:1.6px;
  color:#a8710a;background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.28);
  padding:4px 12px;border-radius:999px;margin-bottom:14px;
}

/* glass card on dark */
.glass{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(16px);
  box-shadow:0 18px 46px rgba(0,0,0,.28);
  padding:30px 28px;
  transition:transform .25s ease,border-color .25s ease,background .25s ease;
}
.glass:hover{transform:translateY(-4px);border-color:rgba(255,215,106,.5);background:rgba(255,255,255,.09)}

/* stats band */
.stats-band{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(140deg,#0d1230,#1a2148 58%,#111635);
  padding:66px 0;
}
.stats-band .band-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-4.webp') center/cover no-repeat;
  opacity:.16;
}
.stats-band .container-x{position:relative;z-index:2}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
  padding:26px 22px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.13);
  backdrop-filter:blur(14px);
  transition:.25s ease;
}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(255,215,106,.45);background:rgba(255,255,255,.085)}
.stat-num{
  font-size:clamp(26px,3vw,36px);font-weight:900;line-height:1.1;
  background:linear-gradient(100deg,#fff3cf,#ffd76a 45%,#ffa500);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  letter-spacing:-1px;
}
.stat-label{display:block;margin-top:8px;font-size:14px;color:rgba(255,255,255,.74);font-weight:600}
.stat-note{display:block;font-size:12.5px;color:rgba(255,255,255,.45);margin-top:4px}

/* entry matrix */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.entry-card{
  position:relative;overflow:hidden;display:block;
  padding:30px 26px 28px;border-radius:var(--radius-lg);
  background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);
  transition:.28s ease;
}
.entry-card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(255,180,0,.22),transparent);
  transition:.3s ease;
}
.entry-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#ffdca8}
.entry-card:hover::after{transform:scale(1.35)}
.entry-index{font-size:12px;font-weight:800;letter-spacing:2px;color:#b0b8cf;display:block;margin-bottom:12px}
.entry-card h3{font-size:19px;margin-bottom:9px}
.entry-card p{color:var(--muted);font-size:14.5px;line-height:1.8;margin:0 0 16px}
.entry-go{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:800;color:#a8710a}
.entry-go i{transition:transform .25s ease}
.entry-card:hover .entry-go i{transform:translateX(5px)}

/* mechanics grid */
.mech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mech-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow);transition:.25s ease;position:relative;
}
.mech-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.mech-num{
  font-size:13px;font-weight:900;color:#c2cbe2;letter-spacing:1px;display:block;margin-bottom:10px;
}
.mech-item h3{font-size:17px;margin-bottom:9px}
.mech-item p{font-size:14.5px;color:var(--muted);line-height:1.85;margin:0}

/* compare */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-col{
  border-radius:var(--radius-lg);padding:30px 28px;border:1px solid var(--border);
  background:#fff;box-shadow:var(--shadow);
}
.compare-col.hot{
  border-color:rgba(255,180,0,.5);
  background:linear-gradient(165deg,#fffdf6,#fff7e4);
  box-shadow:0 20px 48px rgba(255,157,0,.18);
}
.compare-col h3{font-size:18px;display:flex;align-items:center;gap:9px;margin-bottom:18px}
.compare-col.hot h3{color:#8a5b00}
.compare-row{
  display:flex;justify-content:space-between;align-items:baseline;gap:14px;
  padding:12px 0;border-bottom:1px dashed var(--border);font-size:14.8px;
}
.compare-row:last-child{border-bottom:0}
.compare-row span:first-child{color:var(--muted)}
.compare-row strong{font-weight:800;font-size:16px}
.compare-col.hot .compare-row strong{color:#a8710a}

/* timeline */
.timeline{position:relative;padding-left:28px}
.timeline::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,rgba(255,215,106,.9),rgba(255,180,0,.12));
}
.tl-item{position:relative;padding:0 0 30px 8px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-27px;top:7px;width:14px;height:14px;border-radius:50%;
  background:linear-gradient(135deg,#ffd76a,#ff9d00);
  box-shadow:0 0 0 4px rgba(255,180,0,.16),0 0 16px rgba(255,180,0,.55);
}
.tl-item h3{font-size:17px;margin-bottom:7px;color:#fff}
.tl-item p{font-size:14.6px;color:rgba(255,255,255,.7);margin:0;line-height:1.85}
.tl-tag{font-size:12.5px;font-weight:800;letter-spacing:1.2px;color:var(--gold-2);display:block;margin-bottom:6px}

/* posts */
.post-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);height:100%;
  display:flex;flex-direction:column;transition:.26s ease;
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#ffdca8}
.post-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:#dde3f1}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-thumb img{transform:scale(1.06)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-cat{
  align-self:flex-start;font-size:12px;font-weight:800;letter-spacing:.8px;
  color:#8a5b00;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.3);
  padding:3px 11px;border-radius:999px;
}
.post-title{font-size:16.5px;line-height:1.55;margin:0;font-weight:800}
.post-card .post-title a:hover{color:#a8710a}
.post-sum{font-size:14px;color:var(--muted);line-height:1.8;margin:0;flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:#98a1ba;border-top:1px solid var(--border);padding-top:12px}
.post-meta i{font-size:13px}

/* topics */
.topic-card{
  display:block;position:relative;overflow:hidden;border-radius:var(--radius-lg);
  min-height:230px;color:#fff;box-shadow:var(--shadow-lg);
  transition:.3s ease;
}
.topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.02);transition:transform .6s ease}
.topic-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,15,36,.15) 0%,rgba(11,15,36,.82) 78%);
}
.topic-card:hover img{transform:scale(1.09)}
.topic-inner{position:relative;z-index:2;padding:26px 24px;display:flex;flex-direction:column;justify-content:flex-end;height:100%;min-height:230px}
.topic-inner h3{font-size:17.5px;color:#fff;margin-bottom:8px;line-height:1.45}
.topic-inner p{font-size:13.5px;color:rgba(255,255,255,.78);margin:0}
.topic-flag{
  position:absolute;top:18px;left:20px;z-index:2;
  font-size:12px;font-weight:800;letter-spacing:1px;color:#2a1c00;
  background:linear-gradient(135deg,#ffd76a,#ffb400);padding:4px 12px;border-radius:999px;
}

/* news list */
.news-list{display:flex;flex-direction:column;gap:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.news-item{
  display:flex;gap:20px;align-items:center;padding:22px 26px;border-bottom:1px solid var(--border);
  transition:background .2s ease;
}
.news-item:last-child{border-bottom:0}
.news-item:hover{background:#fbfcff}
.news-thumb{width:132px;height:88px;flex-shrink:0;border-radius:10px;overflow:hidden;background:#dde3f1}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.news-item:hover .news-thumb img{transform:scale(1.07)}
.news-main{flex:1;min-width:0}
.news-main h3{font-size:16.5px;margin-bottom:6px;line-height:1.5}
.news-item:hover .news-main h3{color:#a8710a}
.news-main p{font-size:14px;color:var(--muted);margin:0;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:12.5px;color:#9aa3bc;margin-top:9px}
.news-more{display:flex;justify-content:center;padding:22px;background:#fafbff;border-top:1px solid var(--border)}

/* bars */
.bar-list{display:flex;flex-direction:column;gap:20px}
.bar-item .bar-head{display:flex;justify-content:space-between;font-size:14.5px;font-weight:700;margin-bottom:8px}
.bar-item .bar-head em{font-style:normal;color:#a8710a}
.bar-track{height:11px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#ffd76a,#ffb400 60%,#ff8a00);box-shadow:0 0 16px rgba(255,180,0,.55)}
.bar-note{font-size:12.8px;color:rgba(255,255,255,.55);margin-top:7px}

/* quotes */
.quote-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow);height:100%;transition:.25s ease;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.quote-stars{color:#ffb400;font-size:14px;letter-spacing:2px;margin-bottom:12px}
.quote-card p{font-size:14.8px;color:#3b4463;line-height:1.9;margin:0 0 18px}
.quote-who{display:flex;align-items:center;gap:11px;border-top:1px solid var(--border);padding-top:14px}
.avatar{
  width:38px;height:38px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  font-weight:800;font-size:14px;color:#2a1c00;
  background:linear-gradient(140deg,#ffe9b8,#ffc75c);
}
.quote-who strong{display:block;font-size:14px}
.quote-who span{font-size:12.5px;color:var(--muted)}

/* guard */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guard-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);transition:.25s ease;
}
.guard-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#ffdca8}
.guard-item i{font-size:23px;color:#e3a000;display:block;margin-bottom:12px}
.guard-item h3{font-size:16px;margin-bottom:8px}
.guard-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.8}

/* team / party */
.party-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:start}
.party-progress{
  margin:20px 0 8px;height:14px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden;
}
.party-progress span{display:block;height:100%;width:67%;border-radius:999px;background:linear-gradient(90deg,#ffd76a,#ffb400 55%,#ff8a00);box-shadow:0 0 18px rgba(255,180,0,.6)}
.party-meta{display:flex;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:22px}
.party-steps{display:grid;gap:14px}
.party-step{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);
  border-radius:14px;padding:16px 18px;
}
.party-step b{
  flex-shrink:0;width:26px;height:26px;border-radius:9px;display:grid;place-items:center;
  font-size:13px;color:#2a1c00;background:linear-gradient(135deg,#ffd76a,#ffb400);
}
.party-step p{margin:0;font-size:14.2px;color:rgba(255,255,255,.8);line-height:1.75}
.room-list{display:flex;flex-direction:column;gap:14px}
.room-item{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);
  border-radius:14px;padding:16px 18px;transition:.22s ease;
}
.room-item:hover{background:rgba(255,255,255,.09);border-color:rgba(255,215,106,.45)}
.room-name{font-size:15px;font-weight:700;color:#fff;margin:0 0 4px}
.room-desc{font-size:13px;color:rgba(255,255,255,.6);margin:0}
.room-tag{
  flex-shrink:0;font-size:12.5px;font-weight:800;padding:6px 14px;border-radius:999px;
  color:var(--gold-2);background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.4);
}

/* faq */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:800;color:var(--text);transition:background .2s ease;
}
.faq-q:hover{background:#fafbff}
.faq-q .fq-ico{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  font-size:15px;color:#8a5b00;background:rgba(255,180,0,.16);transition:transform .25s ease;
}
.faq-item.open .fq-ico{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 24px 22px;margin:0;font-size:14.8px;color:var(--muted);line-height:1.9}

/* form */
.join-shell{
  border-radius:var(--radius-lg);padding:8px;
  background:linear-gradient(150deg,rgba(255,215,106,.35),rgba(63,224,207,.16),rgba(255,255,255,.06));
}
.join-form{
  border-radius:16px;background:rgba(10,14,36,.72);
  border:1px solid rgba(255,255,255,.12);padding:34px 30px;
  backdrop-filter:blur(18px);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;color:rgba(255,255,255,.78);margin-bottom:8px}
.field .ctrl{
  width:100%;padding:12px 15px;border-radius:11px;font-size:14.5px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  color:#fff;transition:.2s ease;
}
.field .ctrl::placeholder{color:rgba(255,255,255,.38)}
.field .ctrl:focus{outline:none;border-color:rgba(255,215,106,.75);background:rgba(255,255,255,.11);box-shadow:0 0 0 4px rgba(255,180,0,.14)}
.field select.ctrl option{color:#1b2140}
.field textarea.ctrl{min-height:104px;resize:vertical}
.form-tip{font-size:12.8px;color:rgba(255,255,255,.5);margin-top:14px;line-height:1.7}
.form-ok{display:none;margin-top:16px;padding:13px 16px;border-radius:11px;font-size:14px;color:#c8ffe9;background:rgba(63,224,207,.14);border:1px solid rgba(63,224,207,.4)}
.form-ok.show{display:block}

/* empty */
.empty-tip{
  padding:34px 24px;text-align:center;color:var(--muted);font-size:14.5px;
  background:#fff;border:1px dashed var(--border);border-radius:var(--radius);
}

/* footer */
.site-footer{
  background:linear-gradient(160deg,#0b0f24,#151b3c 60%,#0a0e26);
  color:rgba(255,255,255,.7);padding:62px 0 0;margin-top:0;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-bottom:44px}
.foot-brand .brand{margin-bottom:16px}
.foot-desc{font-size:14.2px;line-height:1.9;color:rgba(255,255,255,.62);max-width:420px}
.foot-col h4{font-size:14px;letter-spacing:1.5px;color:#fff;margin-bottom:16px;text-transform:uppercase}
.foot-col ul{display:grid;gap:11px}
.foot-col a{font-size:14px;color:rgba(255,255,255,.62);transition:.2s ease}
.foot-col a:hover{color:var(--gold-2)}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.45);
}

/* responsive */
@media (max-width:1024px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .mech-grid{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .party-wrap{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991px){
  .nav-wrap{min-height:66px}
  .main-nav{
    position:absolute;top:100%;left:-20px;right:-20px;
    flex-direction:column;align-items:stretch;gap:14px;
    background:rgba(13,17,41,.98);
    border-top:1px solid rgba(255,255,255,.1);
    border-bottom:1px solid rgba(255,255,255,.1);
    padding:18px 20px 24px;
    display:none;
    box-shadow:0 24px 40px rgba(0,0,0,.45);
  }
  .main-nav.is-open{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;gap:6px}
  .nav-links a{padding:12px 16px;border-radius:11px}
  .nav-side{justify-content:space-between;border-top:1px solid rgba(255,255,255,.1);padding-top:16px}
  .nav-toggle{display:flex}
  .sec{padding:58px 0}
  .hero{padding:64px 0 58px}
  .compare-wrap{grid-template-columns:1fr}
  .news-item{padding:18px 18px}
  .news-thumb{width:104px;height:74px}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .hero-title{letter-spacing:-.4px}
  .hero-lead{font-size:15.5px;line-height:1.85}
  .hero-actions .btn-ga{width:100%;justify-content:center}
  .hero-chips li{font-size:12.8px;padding:8px 14px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:12px}
  .stat-card{padding:20px 16px}
  .entry-grid,.mech-grid,.guard-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .join-form{padding:24px 20px}
  .news-item{flex-direction:column;align-items:flex-start;gap:12px}
  .news-thumb{width:100%;height:150px}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .foot-bottom{justify-content:flex-start}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a p{padding:0 18px 18px}
  .sec{padding:48px 0}
  .tile,.quote-card,.guard-item{padding:22px 20px}
}

/* roulang page: article */
:root{
 --ink:#0b0f24;
 --navy:#1a1f3d;
 --navy-2:#232a52;
 --navy-3:#141936;
 --gold:#ffb400;
 --gold-2:#ffd76a;
 --gold-3:#ff9d00;
 --cyan:#3fe0cf;
 --bg:#f4f6fc;
 --bg-alt:#eaeff9;
 --card:#ffffff;
 --text:#1b2140;
 --muted:#6b7492;
 --border:#e3e8f5;
 --radius:12px;
 --radius-lg:20px;
 --shadow:0 8px 24px rgba(20,26,58,.08);
 --shadow-lg:0 18px 48px rgba(20,26,58,.16);
 --glow:0 10px 30px rgba(255,157,0,.35);
 --container:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.75;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px;border-radius:6px}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.sec{padding:72px 0}
.sec--alt{background:var(--bg-alt)}
.sec--dark{background:linear-gradient(160deg,#0b0f24 0%,#1a1f3d 60%,#111634 100%);color:#fff}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:2px;text-transform:uppercase;
 color:#a86b00;background:rgba(255,180,0,.13);
 border:1px solid rgba(255,180,0,.32);padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.sec--dark .sec-kicker{color:var(--gold-2);background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.38)}
.sec-title{font-size:clamp(23px,2.7vw,33px);letter-spacing:-.4px;font-weight:900;margin:0 0 14px;color:var(--text)}
.sec--dark .sec-title{color:#fff}
.sec-desc{color:var(--muted);font-size:16px;line-height:1.85;margin:0}
.sec--dark .sec-desc{color:rgba(255,255,255,.72)}
/* buttons */
.btn-ga{
 display:inline-flex;align-items:center;gap:9px;
 padding:13px 28px;border-radius:999px;font-weight:700;font-size:15.5px;
 border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
 white-space:nowrap;
}
.btn-gold{
 background:linear-gradient(135deg,#ffd05a 0%,var(--gold) 45%,var(--gold-3) 100%);
 color:#2a1c00;box-shadow:var(--glow);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(255,157,0,.5);color:#221600}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,157,0,.4)}
.btn-glass{
 background:rgba(255,255,255,.09);color:#fff;
 border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px);
}
.btn-glass:hover{background:rgba(255,255,255,.18);border-color:rgba(255,215,106,.7);transform:translateY(-2px);color:#fff}
.btn-line{background:transparent;color:#8a5b00;border:1.5px solid rgba(255,180,0,.55)}
.btn-line:hover{background:rgba(255,180,0,.12);color:#6d4700;transform:translateY(-2px)}
.btn-sm-ga{padding:9px 20px;font-size:14px}
.btn-block{width:100%;justify-content:center}
/* header */
.site-header{
 position:sticky;top:0;z-index:1000;
 background:rgba(13,17,41,.93);
 backdrop-filter:blur(16px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{display:flex;align-items:center;gap:26px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;flex-shrink:0;
 display:grid;place-items:center;font-weight:900;font-size:17px;color:#241700;
 background:linear-gradient(140deg,#ffd76a,#ffb400 55%,#ff8a00);
 box-shadow:0 6px 18px rgba(255,157,0,.4);
}
.brand-text{color:#fff;font-weight:800;font-size:15px;letter-spacing:.2px;line-height:1.2}
.brand-sub{display:block;font-size:10.5px;font-weight:600;letter-spacing:2px;color:rgba(255,255,255,.45);text-transform:uppercase}
.main-nav{display:flex;align-items:center;justify-content:space-between;flex:1;gap:20px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
 display:inline-block;padding:9px 14px;border-radius:999px;
 color:rgba(255,255,255,.76);font-size:14.5px;font-weight:600;transition:.2s ease;
}
.nav-links a:hover{color:var(--gold-2);background:rgba(255,255,255,.07)}
.nav-links a.is-active{color:#1d1400;background:linear-gradient(135deg,#ffd76a,#ffb400);box-shadow:0 6px 18px rgba(255,180,0,.3)}
.nav-side{display:flex;align-items:center;gap:14px}
.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14)}
.lang-btn{
 border:0;background:transparent;color:rgba(255,255,255,.62);
 font-size:12.5px;font-weight:700;padding:5px 13px;border-radius:999px;transition:.2s ease;letter-spacing:.5px;
}
.lang-btn:hover{color:#fff}
.lang-btn.is-on{background:rgba(255,215,106,.92);color:#2b1c00;box-shadow:0 3px 12px rgba(255,180,0,.35)}
.nav-toggle{
 display:none;flex-direction:column;justify-content:center;gap:5px;
 width:42px;height:42px;border-radius:11px;background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.16);margin-left:auto;
}
.nav-toggle span{display:block;height:2px;width:18px;margin:0 auto;background:#fff;border-radius:2px;transition:.25s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* article hero */
.article-hero{
 position:relative;overflow:hidden;color:#fff;padding:54px 0 96px;
 background:linear-gradient(150deg,#0a0e26 0%,#161d42 48%,#101636 100%);
}
.article-hero .hero-bg{
 position:absolute;inset:0;
 background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
 opacity:.26;mix-blend-mode:luminosity;
}
.article-hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(10,14,38,.80) 0%,rgba(10,14,38,.90) 58%,rgba(13,17,41,.98) 100%);
}
.hero-glow{
 position:absolute;inset:-20% -10% auto -10%;height:130%;
 background:
 radial-gradient(closest-side,rgba(255,180,0,.28),transparent 72%) 16% 24%/52% 58% no-repeat,
 radial-gradient(closest-side,rgba(63,224,207,.18),transparent 72%) 84% 16%/46% 52% no-repeat;
 filter:blur(6px);pointer-events:none;
}
.article-hero .inner{position:relative;z-index:2;max-width:900px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.55);margin-bottom:22px}
.crumb a{color:rgba(255,255,255,.72);font-weight:600}
.crumb a:hover{color:var(--gold-2)}
.crumb i{font-size:11px;opacity:.6}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.tag-pill{
 display:inline-flex;align-items:center;gap:7px;
 padding:7px 16px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.4px;
 color:var(--gold-2);background:rgba(255,180,0,.12);
 border:1px solid rgba(255,180,0,.38);
}
.tag-pill.is-cyan{color:#9ff4ea;background:rgba(63,224,207,.12);border-color:rgba(63,224,207,.34)}
.article-title{
 font-size:clamp(26px,3.6vw,44px);line-height:1.24;letter-spacing:-.8px;font-weight:900;
 color:#fff;margin:0 0 20px;text-shadow:0 6px 30px rgba(0,0,0,.42);
}
.article-lead{font-size:16.5px;line-height:1.95;color:rgba(255,255,255,.80);margin:0 0 26px;max-width:800px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;font-size:13.5px;color:rgba(255,255,255,.62)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--gold-2)}
/* stat board */
.stat-board{position:relative;z-index:3;margin-top:-58px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
 padding:22px 20px;box-shadow:var(--shadow-lg);transition:transform .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:0 22px 52px rgba(20,26,58,.18)}
.stat-num{font-size:clamp(22px,2.6vw,30px);font-weight:900;line-height:1.1;color:var(--navy);letter-spacing:-.5px}
.stat-num em{font-style:normal;color:var(--gold-3);font-size:.62em;font-weight:800;margin-left:3px}
.stat-label{font-size:13px;font-weight:700;color:var(--muted);margin-top:8px}
.stat-note{font-size:12.5px;color:#9aa2bd;margin-top:6px;line-height:1.6}
/* article body */
.article-layout{max-width:880px;margin:0 auto}
.article-shell{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
 box-shadow:var(--shadow);padding:clamp(22px,3.4vw,46px);
}
.prose{font-size:16.5px;line-height:1.95;color:#2b3252}
.prose h2{
 font-size:clamp(20px,2.3vw,25px);font-weight:900;color:var(--navy);
 margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--gold);line-height:1.45;
}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:19px;font-weight:800;color:var(--navy-2);margin:28px 0 12px}
.prose h4{font-size:16.5px;font-weight:800;color:var(--navy-2);margin:22px 0 10px}
.prose p{margin:0 0 18px}
.prose ul,.prose ol{margin:0 0 20px;padding-left:22px;list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin-bottom:9px}
.prose a{color:#a86b00;font-weight:600;text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:#7d4f00}
.prose img{border-radius:12px;margin:24px 0;box-shadow:var(--shadow);width:100%;height:auto}
.prose blockquote{
 margin:24px 0;padding:18px 22px;border-left:4px solid var(--cyan);
 background:rgba(63,224,207,.08);border-radius:0 12px 12px 0;color:#2a3550;
}
.prose blockquote p:last-child{margin-bottom:0}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.prose th,.prose td{padding:11px 14px;border-bottom:1px solid var(--border);text-align:left}
.prose th{background:var(--bg-alt);font-weight:800;color:var(--navy)}
.prose strong{color:var(--navy);font-weight:800}
.prose hr{border:0;border-top:1px dashed var(--border);margin:32px 0}
.empty-box{
 text-align:center;padding:52px 20px;border:1px dashed var(--border);border-radius:var(--radius);
 background:var(--bg-alt);
}
.empty-box h2{font-size:22px;font-weight:900;color:var(--navy);margin:0 0 10px}
.empty-box p{color:var(--muted);margin:0 0 22px}
/* note cards */
.note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.note-card{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
 padding:26px 22px;box-shadow:var(--shadow);height:100%;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.note-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.note-icon{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(255,215,106,.28),rgba(255,157,0,.18));
 color:#a86b00;font-size:20px;margin-bottom:16px;
}
.note-card h3{font-size:17.5px;font-weight:800;color:var(--navy);margin:0 0 10px}
.note-card p{font-size:14.5px;color:var(--muted);line-height:1.85;margin:0}
/* compare */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-card{
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-lg);padding:26px;backdrop-filter:blur(14px);
}
.compare-card.is-hi{border-color:rgba(255,180,0,.5);background:linear-gradient(160deg,rgba(255,180,0,.14),rgba(255,255,255,.05))}
.compare-card h3{font-size:17px;font-weight:800;color:#fff;margin:0 0 6px}
.compare-card .sub{font-size:13px;color:rgba(255,255,255,.58);margin-bottom:18px}
.bar-row{margin-bottom:16px}
.bar-row:last-child{margin-bottom:0}
.bar-top{display:flex;justify-content:space-between;font-size:13.5px;color:rgba(255,255,255,.76);margin-bottom:7px}
.bar-top b{color:var(--gold-2)}
.bar-track{height:9px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#ffd76a,#ff9d00);box-shadow:0 0 14px rgba(255,180,0,.5)}
.bar-fill.is-cyan{background:linear-gradient(90deg,#89f4e7,#22b8a7);box-shadow:0 0 14px rgba(63,224,207,.4)}
/* split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(11,15,36,.55));}
.split-badge{
 position:absolute;left:18px;bottom:18px;z-index:2;
 padding:8px 16px;border-radius:999px;font-size:13px;font-weight:800;
 color:#2a1c00;background:linear-gradient(135deg,#ffd76a,#ffb400);box-shadow:0 8px 22px rgba(255,157,0,.42);
}
.check-list li{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;font-size:15px;color:#3a4266;line-height:1.8}
.check-list i{color:var(--gold-3);font-size:17px;margin-top:3px;flex-shrink:0}
/* related */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{
 display:flex;flex-direction:column;height:100%;
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.55)}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.06)}
.rel-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.rel-tag{font-size:12px;font-weight:800;letter-spacing:1px;color:#a86b00;margin-bottom:8px}
.rel-body h3{font-size:16.5px;font-weight:800;color:var(--navy);margin:0 0 9px;line-height:1.5}
.rel-body p{font-size:14px;color:var(--muted);line-height:1.8;margin:0 0 16px;flex:1}
.rel-link{font-size:14px;font-weight:800;color:var(--gold-3);display:inline-flex;align-items:center;gap:6px}
.rel-card:hover .rel-link{color:#a86b00}
/* faq */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
 margin-bottom:14px;box-shadow:var(--shadow);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-lg)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:16px;font-weight:800;color:var(--navy);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"\F4FE";font-family:"bootstrap-icons";font-size:14px;color:var(--gold-3);
 transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-answer{padding:0 22px 20px;font-size:15px;color:#495077;line-height:1.9}
/* cta */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 background:linear-gradient(150deg,#1a1f3d 0%,#232a52 52%,#101636 100%);
 padding:clamp(28px,4vw,52px);color:#fff;box-shadow:var(--shadow-lg);
}
.cta-band .glow{
 position:absolute;inset:-30% -10% auto -10%;height:160%;
 background:
 radial-gradient(closest-side,rgba(255,180,0,.30),transparent 70%) 12% 0%/48% 60% no-repeat,
 radial-gradient(closest-side,rgba(63,224,207,.20),transparent 72%) 92% 30%/44% 58% no-repeat;
 pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(22px,2.8vw,31px);font-weight:900;margin:0 0 14px;letter-spacing:-.4px;color:#fff}
.cta-inner p{color:rgba(255,255,255,.76);font-size:15.5px;line-height:1.9;margin:0 0 20px}
.join-form{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:24px;backdrop-filter:blur(14px)}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:700;color:rgba(255,255,255,.8);margin-bottom:7px;letter-spacing:.3px}
.field input,.field textarea{
 width:100%;padding:11px 14px;border-radius:10px;font-size:14.5px;
 color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
 transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.42)}
.field input:focus,.field textarea:focus{
 outline:none;border-color:rgba(255,215,106,.85);background:rgba(255,255,255,.14);
 box-shadow:0 0 0 4px rgba(255,180,0,.16);
}
.field textarea{resize:vertical;min-height:84px}
.form-tip{font-size:12.5px;color:rgba(255,255,255,.5);margin:12px 0 0;line-height:1.7}
.form-ok{display:none;margin-top:12px;font-size:13.5px;font-weight:700;color:#9ff4ea}
.form-ok.show{display:block}
/* footer */
.site-footer{background:#0b0f24;color:rgba(255,255,255,.72);padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:44px;padding-bottom:44px}
.foot-desc{font-size:14px;color:rgba(255,255,255,.56);line-height:1.9;margin:18px 0 0;max-width:420px}
.foot-col h4{font-size:14.5px;font-weight:800;color:#fff;margin:0 0 16px;letter-spacing:.4px}
.foot-col ul li{margin-bottom:10px}
.foot-col ul li a{font-size:14px;color:rgba(255,255,255,.6)}
.foot-col ul li a:hover{color:var(--gold-2)}
.foot-bottom{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 border-top:1px solid rgba(255,255,255,.1);padding:22px 0 26px;
 font-size:13px;color:rgba(255,255,255,.42);
}
/* responsive */
@media (max-width:1024px){
 .stat-grid{grid-template-columns:repeat(2,1fr)}
 .note-grid{grid-template-columns:1fr}
 .related-grid{grid-template-columns:1fr}
 .split{grid-template-columns:1fr;gap:28px}
 .cta-inner{grid-template-columns:1fr;gap:26px}
 .compare-grid{grid-template-columns:1fr}
 .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991px){
 .nav-toggle{display:flex}
 .main-nav{
  position:absolute;top:100%;left:0;right:0;
  flex-direction:column;align-items:stretch;gap:14px;
  background:#111634;padding:16px 18px 22px;display:none;
  border-bottom:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow-lg);
 }
 .main-nav.is-open{display:flex}
 .nav-links{flex-direction:column;align-items:stretch;gap:6px}
 .nav-links a{padding:11px 14px;border-radius:10px}
 .nav-side{justify-content:space-between;border-top:1px solid rgba(255,255,255,.1);padding-top:14px}
 .article-hero{padding:40px 0 88px}
}
@media (max-width:768px){
 .sec{padding:52px 0}
 .stat-board{margin-top:-46px}
 .stat-grid{gap:12px}
 .related-grid{grid-template-columns:1fr}
 .foot-grid{grid-template-columns:1fr;gap:28px}
 .article-shell{padding:22px 18px}
 .brand-text{font-size:14px}
}
@media (max-width:520px){
 .stat-grid{grid-template-columns:1fr}
 .article-meta{gap:8px 14px;font-size:12.5px}
 .hero-actions{flex-direction:column;align-items:stretch}
 .btn-ga{width:100%;justify-content:center}
 .lang-switch{display:none}
}

/* roulang page: category1 */
:root{
 --ink:#0b0f24;
 --navy:#1a1f3d;
 --navy-2:#232a52;
 --navy-3:#141936;
 --gold:#ffb400;
 --gold-2:#ffd76a;
 --gold-3:#ff9d00;
 --cyan:#3fe0cf;
 --bg:#f4f6fc;
 --bg-alt:#eaeff9;
 --card:#ffffff;
 --text:#1b2140;
 --muted:#6b7492;
 --border:#e3e8f5;
 --radius:12px;
 --radius-lg:20px;
 --shadow:0 8px 24px rgba(20,26,58,.08);
 --shadow-lg:0 18px 48px rgba(20,26,58,.16);
 --glow:0 10px 30px rgba(255,157,0,.35);
 --container:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.75;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font-family:inherit;cursor:pointer}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.sec-title{font-size:clamp(23px,2.7vw,33px);letter-spacing:-.4px;font-weight:800;color:var(--text)}
.sec--dark .sec-title{color:#fff}
.text-gold{color:var(--gold-3)}
/* buttons */
.btn-ga{
 display:inline-flex;align-items:center;gap:9px;
 padding:13px 28px;border-radius:999px;font-weight:700;font-size:15.5px;
 border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
 white-space:nowrap;
}
.btn-gold{
 background:linear-gradient(135deg,#ffd05a 0%,var(--gold) 45%,var(--gold-3) 100%);
 color:#2a1c00;box-shadow:var(--glow);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(255,157,0,.5);color:#221600}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,157,0,.4)}
.btn-glass{
 background:rgba(255,255,255,.09);color:#fff;
 border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px);
}
.btn-glass:hover{background:rgba(255,255,255,.18);border-color:rgba(255,215,106,.7);transform:translateY(-2px);color:#fff}
.btn-line{background:transparent;color:#8a5b00;border:1.5px solid rgba(255,180,0,.55)}
.btn-line:hover{background:rgba(255,180,0,.12);color:#6d4700;transform:translateY(-2px)}
.btn-sm-ga{padding:9px 20px;font-size:14px}
.btn-block{width:100%;justify-content:center}
.btn-ga:focus-visible,.nav-links a:focus-visible,.lang-btn:focus-visible,.faq-q:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
/* header */
.site-header{
 position:sticky;top:0;z-index:1000;
 background:rgba(13,17,41,.93);
 backdrop-filter:blur(16px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{display:flex;align-items:center;gap:26px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;flex-shrink:0;
 display:grid;place-items:center;font-weight:900;font-size:17px;color:#241700;
 background:linear-gradient(140deg,#ffd76a,#ffb400 55%,#ff8a00);
 box-shadow:0 6px 18px rgba(255,157,0,.4);
}
.brand-text{color:#fff;font-weight:800;font-size:15px;letter-spacing:.2px;line-height:1.2}
.brand-sub{display:block;font-size:10.5px;font-weight:600;letter-spacing:2px;color:rgba(255,255,255,.45);text-transform:uppercase}
.main-nav{display:flex;align-items:center;justify-content:space-between;flex:1;gap:20px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
 display:inline-block;padding:9px 14px;border-radius:999px;
 color:rgba(255,255,255,.76);font-size:14.5px;font-weight:600;transition:.2s ease;
}
.nav-links a:hover{color:var(--gold-2);background:rgba(255,255,255,.07)}
.nav-links a.is-active{color:#1d1400;background:linear-gradient(135deg,#ffd76a,#ffb400);box-shadow:0 6px 18px rgba(255,180,0,.3)}
.nav-side{display:flex;align-items:center;gap:14px}
.lang-switch{display:flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12)}
.lang-btn{
 border:0;background:transparent;color:rgba(255,255,255,.62);
 font-size:12.5px;font-weight:700;padding:5px 13px;border-radius:999px;transition:.2s ease;letter-spacing:.5px;
}
.lang-btn:hover{color:#fff}
.lang-btn.is-on{background:rgba(255,215,106,.92);color:#2b1c00;box-shadow:0 3px 12px rgba(255,180,0,.35)}
.nav-toggle{
 display:none;flex-direction:column;justify-content:center;gap:5px;
 width:42px;height:42px;border-radius:11px;background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.16);margin-left:auto;
}
.nav-toggle span{display:block;height:2px;width:18px;margin:0 auto;background:#fff;border-radius:2px;transition:.25s}
/* hero (category variant) */
.hero{
 position:relative;overflow:hidden;color:#fff;
 background:linear-gradient(150deg,#0a0e26 0%,#161d42 45%,#101636 100%);
 padding:76px 0 72px;
}
.hero-bg{
 position:absolute;inset:0;
 background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
 opacity:.28;mix-blend-mode:luminosity;
}
.hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(10,14,38,.74) 0%,rgba(10,14,38,.88) 60%,rgba(13,17,41,.98) 100%);
}
.hero-glow{
 position:absolute;inset:-20% -10% auto -10%;height:130%;
 background:
 radial-gradient(closest-side,rgba(255,180,0,.28),transparent 72%) 16% 24%/50% 56% no-repeat,
 radial-gradient(closest-side,rgba(63,224,207,.18),transparent 72%) 84% 16%/46% 52% no-repeat,
 radial-gradient(closest-side,rgba(255,120,0,.15),transparent 74%) 62% 90%/44% 48% no-repeat;
 filter:blur(6px);pointer-events:none;
}
.hero-inner{position:relative;z-index:2}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;
 padding:7px 17px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:1px;
 color:var(--gold-2);background:rgba(255,180,0,.10);
 border:1px solid rgba(255,180,0,.36);box-shadow:0 0 24px rgba(255,180,0,.16) inset;
 margin-bottom:22px;
}
.hero-badge i{font-size:14px}
.hero-title{
 font-size:clamp(28px,4.2vw,50px);line-height:1.18;letter-spacing:-1px;
 font-weight:900;margin-bottom:20px;color:#fff;text-shadow:0 6px 34px rgba(0,0,0,.4);
}
.hero-title .grad{
 background:linear-gradient(100deg,#fff0bd,#ffd76a 38%,#ffb400 64%,#ff8a00 100%);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:16.5px;line-height:1.95;color:rgba(255,255,255,.82);max-width:640px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.hero-chips{display:flex;flex-wrap:wrap;gap:12px}
.hero-chips li{
 display:inline-flex;align-items:center;gap:8px;
 padding:9px 18px;border-radius:999px;font-size:13.5px;font-weight:600;
 color:rgba(255,255,255,.9);
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.14);
 backdrop-filter:blur(12px);
}
.hero-chips li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold)}
/* poster */
.hero-poster{
 position:relative;border-radius:var(--radius-lg);overflow:hidden;
 border:1px solid rgba(255,255,255,.16);
 background:rgba(255,255,255,.05);
 box-shadow:0 26px 70px rgba(0,0,0,.5);
 backdrop-filter:blur(14px);
}
.hero-poster img{width:100%;height:360px;object-fit:cover;opacity:.92}
.hero-poster .poster-fade{
 position:absolute;inset:auto 0 0 0;height:70%;
 background:linear-gradient(180deg,transparent,rgba(10,14,38,.92));
}
.heat-badge{
 position:absolute;top:16px;right:16px;z-index:3;
 display:inline-flex;align-items:center;gap:6px;
 padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:800;
 color:#2a1c00;background:linear-gradient(135deg,#ffd76a,#ffb400);
 box-shadow:0 8px 22px rgba(255,157,0,.45);
}
.poster-meta{position:absolute;left:20px;right:20px;bottom:18px;z-index:3}
.poster-meta h3{font-size:17px;font-weight:800;color:#fff;margin-bottom:6px}
.poster-meta p{font-size:13px;color:rgba(255,255,255,.72);line-height:1.7}
.poster-stats{display:flex;gap:22px;margin-top:12px}
.poster-stats div span{display:block;font-size:11px;letter-spacing:1px;color:rgba(255,255,255,.55)}
.poster-stats div strong{font-size:19px;color:var(--gold-2);font-weight:900}
/* sections */
.sec{padding:76px 0;position:relative}
.sec--alt{background:var(--bg-alt)}
.sec--dark{background:linear-gradient(160deg,#0e1330,#1a1f3d 60%,#131935);color:rgba(255,255,255,.82)}
.sec--dark .sec-desc{color:rgba(255,255,255,.7)}
.sec-head{max-width:780px;margin-bottom:42px}
.sec-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:800;letter-spacing:2px;text-transform:uppercase;
 color:var(--gold-3);margin-bottom:12px;
}
.sec--dark .eyebrow{color:var(--gold-2)}
.sec-desc{margin-top:14px;font-size:15.5px;line-height:1.9;color:var(--muted)}
/* stat board */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
 padding:26px 22px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.stat-card .stat-ico{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 background:rgba(255,180,0,.12);color:var(--gold-3);font-size:19px;margin-bottom:14px;
}
.stat-num{font-size:clamp(24px,3vw,32px);font-weight:900;letter-spacing:-.5px;color:var(--navy)}
.stat-num em{font-style:normal;font-size:15px;color:var(--gold-3);margin-left:3px;font-weight:800}
.stat-label{font-size:14px;font-weight:700;margin-top:6px}
.stat-desc{font-size:13px;color:var(--muted);line-height:1.8;margin-top:8px}
/* mech matrix */
.mech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mech-card{
 position:relative;background:var(--card);border:1px solid var(--border);
 border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;overflow:hidden;
}
.mech-card::before{
 content:"";position:absolute;left:0;top:0;height:3px;width:0;
 background:linear-gradient(90deg,var(--gold),var(--gold-3));transition:width .3s ease;
}
.mech-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.45)}
.mech-card:hover::before{width:100%}
.mech-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.mech-ico{
 width:44px;height:44px;flex-shrink:0;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(140deg,#232a52,#1a1f3d);color:var(--gold-2);font-size:20px;
 box-shadow:0 8px 20px rgba(26,31,61,.28);
}
.mech-card h3{font-size:17px;font-weight:800;letter-spacing:-.2px}
.mech-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.mech-tag{
 display:inline-block;margin-top:16px;padding:4px 12px;border-radius:999px;
 font-size:12px;font-weight:700;color:#8a5b00;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.3);
}
/* flow */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:step}
.flow-item{
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius);padding:24px 20px;backdrop-filter:blur(10px);
 transition:transform .25s ease,border-color .25s ease,background .25s ease;
}
.flow-item:hover{transform:translateY(-5px);border-color:rgba(255,215,106,.55);background:rgba(255,255,255,.09)}
.flow-step{
 display:inline-flex;align-items:center;justify-content:center;
 width:34px;height:34px;border-radius:10px;font-size:13px;font-weight:900;
 color:#2a1c00;background:linear-gradient(135deg,#ffd76a,#ffb400);margin-bottom:14px;
}
.flow-item h3{font-size:15.5px;color:#fff;font-weight:800;margin-bottom:8px}
.flow-item p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.68)}
/* compare */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.cmp-card{
 border-radius:var(--radius-lg);padding:30px 26px;border:1px solid var(--border);
 background:var(--card);box-shadow:var(--shadow);
}
.cmp-card.is-high{
 border-color:rgba(255,180,0,.55);
 background:linear-gradient(170deg,#ffffff,#fff9ea 100%);
 box-shadow:0 18px 44px rgba(255,157,0,.18);
}
.cmp-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.cmp-head h3{font-size:19px;font-weight:800}
.cmp-pill{padding:4px 13px;border-radius:999px;font-size:12px;font-weight:800;background:rgba(26,31,61,.08);color:var(--navy)}
.cmp-card.is-high .cmp-pill{background:linear-gradient(135deg,#ffd76a,#ffb400);color:#2a1c00}
.cmp-list li{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed var(--border);font-size:14.5px}
.cmp-list li:last-child{border-bottom:0}
.cmp-list li span{color:var(--muted)}
.cmp-list li strong{font-weight:800;color:var(--navy);text-align:right}
.cmp-card.is-high .cmp-list li strong{color:#a86b00}
/* milestone */
.mile{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:14px}
.mile::before{content:"";position:absolute;left:6%;right:6%;top:26px;height:2px;background:linear-gradient(90deg,rgba(255,180,0,.15),rgba(255,180,0,.75),rgba(255,180,0,.15))}
.mile-item{position:relative;padding:0 18px;text-align:center}
.mile-dot{
 width:16px;height:16px;border-radius:50%;margin:19px auto 20px;
 background:var(--gold);box-shadow:0 0 0 6px rgba(255,180,0,.16),0 0 18px rgba(255,180,0,.7);position:relative;z-index:2;
}
.mile-score{font-size:20px;font-weight:900;color:#fff;letter-spacing:-.5px}
.mile-title{font-size:14px;font-weight:700;color:var(--gold-2);margin:6px 0 8px}
.mile-desc{font-size:13px;line-height:1.8;color:rgba(255,255,255,.66)}
/* assure + image */
.assure-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center}
.assure-img{
 border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);
 box-shadow:var(--shadow-lg);position:relative;
}
.assure-img img{width:100%;height:360px;object-fit:cover;transition:transform .5s ease}
.assure-img:hover img{transform:scale(1.04)}
.assure-img .img-cap{
 position:absolute;left:0;right:0;bottom:0;padding:26px 22px 18px;
 background:linear-gradient(180deg,transparent,rgba(10,14,38,.88));
 color:#fff;font-size:13.5px;font-weight:700;
}
.assure-list li{
 display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--border);
}
.assure-list li:last-child{border-bottom:0}
.assure-list i{color:var(--gold-3);font-size:19px;flex-shrink:0;margin-top:3px}
.assure-list h3{font-size:15.5px;font-weight:800;margin-bottom:4px}
.assure-list p{font-size:14px;color:var(--muted);line-height:1.85}
/* quick answers */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quick-card{
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius);padding:26px 24px;backdrop-filter:blur(10px);
}
.quick-card i{font-size:22px;color:var(--gold-2)}
.quick-card h3{font-size:16px;font-weight:800;color:#fff;margin:14px 0 8px}
.quick-card p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7)}
/* records */
.record-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.record-card{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease;
}
.record-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.record-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.record-tag{font-size:12px;font-weight:800;padding:4px 12px;border-radius:999px;color:#0d6c62;background:rgba(63,224,207,.16);border:1px solid rgba(63,224,207,.4)}
.record-score{font-size:16px;font-weight:900;color:var(--gold-3)}
.record-card h3{font-size:15.5px;font-weight:800;margin-bottom:8px}
.record-card p{font-size:14px;color:var(--muted);line-height:1.85}
.record-foot{display:flex;gap:16px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--border);font-size:12.5px;color:var(--muted)}
/* faq */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
 margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow);transition:border-color .25s ease;
}
.faq-item.is-open{border-color:rgba(255,180,0,.55)}
.faq-q{
 width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
 padding:20px 24px;background:transparent;border:0;text-align:left;
 font-size:16px;font-weight:800;color:var(--text);
}
.faq-q i{color:var(--gold-3);font-size:18px;transition:transform .25s ease;flex-shrink:0}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 24px 22px;font-size:14.5px;line-height:1.95;color:var(--muted)}
/* join */
.join-panel{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 border:1px solid rgba(255,255,255,.16);
 background:linear-gradient(150deg,#111739,#1a1f3d 55%,#0d1230);
 padding:48px;box-shadow:0 26px 64px rgba(11,15,36,.4);
}
.join-panel::before{
 content:"";position:absolute;inset:-40% -20% auto auto;width:520px;height:520px;
 background:radial-gradient(closest-side,rgba(255,180,0,.28),transparent 70%);pointer-events:none;
}
.join-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.join-copy h2{font-size:clamp(23px,2.7vw,32px);font-weight:900;color:#fff;letter-spacing:-.5px;margin-bottom:14px}
.join-copy p{font-size:15px;line-height:1.9;color:rgba(255,255,255,.76)}
.join-points{margin-top:22px;display:grid;gap:10px}
.join-points li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.82)}
.join-points i{color:var(--gold-2)}
.join-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);padding:26px;backdrop-filter:blur(14px)}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:700;color:rgba(255,255,255,.78);margin-bottom:6px}
.field input,.field select,.field textarea{
 width:100%;padding:11px 14px;border-radius:10px;font-size:14px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
 color:#fff;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.42)}
.field input:focus,.field select:focus,.field textarea:focus{
 outline:none;border-color:var(--gold);background:rgba(255,255,255,.14);
 box-shadow:0 0 0 3px rgba(255,180,0,.2);
}
.field select option{color:#1b2140}
.form-tip{font-size:12.5px;color:rgba(255,255,255,.55);margin-top:10px;line-height:1.7}
.form-msg{display:none;margin-top:12px;font-size:13.5px;font-weight:700;color:var(--gold-2)}
.form-msg.show{display:block}
/* footer */
.site-footer{background:linear-gradient(160deg,#0b0f24,#141936);color:rgba(255,255,255,.72);padding:60px 0 26px;border-top:1px solid rgba(255,255,255,.08)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);margin-top:16px;max-width:420px}
.foot-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.5px}
.foot-col li{margin-bottom:10px}
.foot-col a{font-size:14px;color:rgba(255,255,255,.65)}
.foot-col a:hover{color:var(--gold-2)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.45)}
/* responsive */
@media (max-width:1024px){
 .main-nav{
  position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:14px;
  background:#0e1330;border-bottom:1px solid rgba(255,255,255,.1);
  padding:16px 20px 22px;display:none;box-shadow:0 24px 40px rgba(0,0,0,.4);
 }
 .main-nav.is-open{display:flex}
 .nav-links{flex-direction:column;align-items:stretch;gap:2px}
 .nav-links a{padding:12px 14px;border-radius:10px}
 .nav-side{justify-content:space-between;padding-top:8px;flex-wrap:wrap}
 .nav-toggle{display:flex}
 .hero-grid{grid-template-columns:1fr;gap:36px}
 .hero-poster img{height:300px}
 .stat-grid{grid-template-columns:repeat(2,1fr)}
 .mech-grid,.quick-grid,.record-grid{grid-template-columns:repeat(2,1fr)}
 .flow{grid-template-columns:repeat(2,1fr)}
 .mile{grid-template-columns:repeat(2,1fr);gap:26px}
 .mile::before{display:none}
 .assure-wrap{grid-template-columns:1fr;gap:32px}
 .join-grid{grid-template-columns:1fr;gap:28px}
 .join-panel{padding:34px 26px}
 .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
 .sec{padding:56px 0}
 .hero{padding:56px 0 52px}
 .compare-grid{grid-template-columns:1fr}
 .stat-grid{grid-template-columns:1fr 1fr;gap:14px}
 .stat-card{padding:20px 16px}
 .mech-grid,.quick-grid,.record-grid,.flow{grid-template-columns:1fr}
 .brand-text{font-size:13.5px}
 .brand-sub{font-size:9.5px;letter-spacing:1.4px}
 .foot-grid{grid-template-columns:1fr}
 .foot-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
 .container-x{padding:0 16px}
 .hero-title{font-size:27px}
 .hero-lead{font-size:15px}
 .hero-actions .btn-ga{width:100%;justify-content:center}
 .stat-grid{grid-template-columns:1fr}
 .cmp-card{padding:22px 18px}
 .join-panel{padding:26px 18px}
 .faq-q{font-size:14.5px;padding:16px 18px}
 .faq-a p{padding:0 18px 18px}
 .poster-stats{gap:14px}
 .hero-poster img{height:240px}
}

/* roulang page: category2 */
:root{
  --ink:#0b0f24;
  --navy:#1a1f3d;
  --navy-2:#232a52;
  --navy-3:#141936;
  --gold:#ffb400;
  --gold-2:#ffd76a;
  --gold-3:#ff9d00;
  --cyan:#3fe0cf;
  --bg:#f4f6fc;
  --bg-alt:#eaeff9;
  --card:#ffffff;
  --text:#1b2140;
  --muted:#6b7492;
  --border:#e3e8f5;
  --radius:12px;
  --radius-lg:20px;
  --shadow:0 8px 24px rgba(20,26,58,.08);
  --shadow-lg:0 18px 48px rgba(20,26,58,.16);
  --glow:0 10px 30px rgba(255,157,0,.35);
  --container:1160px;
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font-family:inherit;cursor:pointer}
ul{list-style:none;margin:0;padding:0}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0 0 12px;font-weight:800;line-height:1.3;color:var(--text)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(255,180,0,.55);outline-offset:3px;border-radius:6px;
}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.sec-title{font-size:clamp(23px,2.7vw,33px);letter-spacing:-.4px}
.sec--dark .sec-title{color:#fff}
.sec-head{margin-bottom:34px;max-width:780px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:2px;text-transform:uppercase;
  color:#9a6a00;background:rgba(255,180,0,.14);
  border:1px solid rgba(255,180,0,.32);
  padding:5px 14px;border-radius:999px;margin-bottom:14px;
}
.sec--dark .sec-kicker{color:var(--gold-2);background:rgba(255,180,0,.10);border-color:rgba(255,180,0,.3)}
.sec-lead{color:var(--muted);font-size:16px;line-height:1.9;margin:0}
.sec--dark .sec-lead{color:rgba(255,255,255,.72)}

/* buttons */
.btn-ga{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 28px;border-radius:999px;font-weight:700;font-size:15.5px;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(135deg,#ffd05a 0%,var(--gold) 45%,var(--gold-3) 100%);
  color:#2a1c00;box-shadow:var(--glow);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(255,157,0,.5);color:#221600}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,157,0,.4)}
.btn-glass{
  background:rgba(255,255,255,.09);color:#fff;
  border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px);
}
.btn-glass:hover{background:rgba(255,255,255,.18);border-color:rgba(255,215,106,.7);transform:translateY(-2px);color:#fff}
.btn-line{background:transparent;color:#8a5b00;border:1.5px solid rgba(255,180,0,.55)}
.btn-line:hover{background:rgba(255,180,0,.12);color:#6d4700;transform:translateY(-2px)}
.btn-sm-ga{padding:9px 20px;font-size:14px}
.btn-block{width:100%;justify-content:center}

/* header */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(13,17,41,.93);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{display:flex;align-items:center;gap:26px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  display:grid;place-items:center;font-weight:900;font-size:17px;color:#241700;
  background:linear-gradient(140deg,#ffd76a,#ffb400 55%,#ff8a00);
  box-shadow:0 6px 18px rgba(255,157,0,.4);
}
.brand-text{color:#fff;font-weight:800;font-size:15px;letter-spacing:.2px;line-height:1.2}
.brand-sub{display:block;font-size:10.5px;font-weight:600;letter-spacing:2px;color:rgba(255,255,255,.45);text-transform:uppercase}
.main-nav{display:flex;align-items:center;justify-content:space-between;flex:1;gap:20px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  display:inline-block;padding:9px 14px;border-radius:999px;
  color:rgba(255,255,255,.76);font-size:14.5px;font-weight:600;transition:.2s ease;
}
.nav-links a:hover{color:var(--gold-2);background:rgba(255,255,255,.07)}
.nav-links a.is-active{color:#1d1400;background:linear-gradient(135deg,#ffd76a,#ffb400);box-shadow:0 6px 18px rgba(255,180,0,.3)}
.nav-side{display:flex;align-items:center;gap:14px}
.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12)}
.lang-btn{
  border:0;background:transparent;color:rgba(255,255,255,.62);
  font-size:12.5px;font-weight:700;padding:5px 13px;border-radius:999px;transition:.2s ease;letter-spacing:.5px;
}
.lang-btn:hover{color:#fff}
.lang-btn.is-on{background:rgba(255,215,106,.92);color:#2b1c00;box-shadow:0 3px 12px rgba(255,180,0,.35)}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border-radius:11px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);margin-left:auto;
}
.nav-toggle span{display:block;height:2px;width:18px;margin:0 auto;background:#fff;border-radius:2px;transition:.25s}

/* hero */
.hero-cat{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(150deg,#0a0e26 0%,#161d42 48%,#101636 100%);
  padding:70px 0 66px;
}
.hero-cat .hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.28;
}
.hero-cat::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,14,38,.74) 0%,rgba(10,14,38,.88) 60%,rgba(13,17,41,.98) 100%);
}
.hero-cat .hero-glow{
  position:absolute;inset:-20% -10% auto -10%;height:130%;
  background:
    radial-gradient(closest-side,rgba(255,180,0,.28),transparent 72%) 14% 20%/50% 56% no-repeat,
    radial-gradient(closest-side,rgba(63,224,207,.18),transparent 72%) 86% 10%/44% 50% no-repeat;
  filter:blur(6px);pointer-events:none;
}
.hero-cat .container-x{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:start}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 17px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--gold-2);background:rgba(255,180,0,.10);
  border:1px solid rgba(255,180,0,.36);
  margin-bottom:20px;
}
.hero-title{
  font-size:clamp(28px,4.2vw,46px);line-height:1.2;letter-spacing:-.8px;
  font-weight:900;margin-bottom:18px;color:#fff;text-shadow:0 6px 34px rgba(0,0,0,.4);
}
.hero-title .grad{
  background:linear-gradient(100deg,#fff0bd,#ffd76a 38%,#ffb400 64%,#ff8a00 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:16.5px;line-height:1.95;color:rgba(255,255,255,.82);margin-bottom:26px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:26px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px}
.hero-chips li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;font-size:13px;font-weight:600;
  color:rgba(255,255,255,.9);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(12px);
}
.hero-chips li::before{content:"";width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,var(--gold-2),var(--gold-3))}
.quick-panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-lg);
  padding:20px;
  backdrop-filter:blur(18px);
  box-shadow:0 24px 60px rgba(4,8,26,.45);
}
.quick-panel h2{color:#fff;font-size:15px;letter-spacing:1px;margin-bottom:4px}
.quick-panel .quick-note{color:rgba(255,255,255,.56);font-size:12.5px;margin-bottom:16px}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.quick-item{
  display:block;padding:14px 14px 13px;border-radius:var(--radius);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.quick-item:hover,.quick-item:focus-visible{
  transform:translateY(-3px);
  background:rgba(255,180,0,.12);
  border-color:rgba(255,215,106,.55);
  box-shadow:0 12px 28px rgba(255,157,0,.22);
}
.quick-item i{font-size:18px;color:var(--gold-2);display:block;margin-bottom:8px}
.quick-item strong{display:block;color:#fff;font-size:14.5px;margin-bottom:3px}
.quick-item span{color:rgba(255,255,255,.58);font-size:12.5px;line-height:1.6;display:block}

/* sections */
.sec{padding:76px 0;position:relative}
.sec--alt{background:var(--bg-alt)}
.sec--board{background:linear-gradient(180deg,#f8faff 0%,#eef2fb 100%);padding:48px 0 56px;border-bottom:1px solid var(--border)}
.sec--dark{background:linear-gradient(150deg,#141936 0%,#1a1f3d 55%,#111634 100%);color:rgba(255,255,255,.82)}
.sec--dark h3,.sec--dark h4{color:#fff}

/* stat board */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px 20px 18px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.45)}
.stat-num{
  font-size:32px;font-weight:900;letter-spacing:-1px;line-height:1.1;
  background:linear-gradient(120deg,#ffb400,#ff8a00);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-num small{font-size:16px;font-weight:800;margin-left:2px;-webkit-text-fill-color:#ff9d00}
.stat-label{font-size:13.5px;font-weight:700;color:var(--text);margin-top:6px}
.stat-desc{font-size:12.5px;color:var(--muted);line-height:1.65;margin:4px 0 0}

/* route cards */
.route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.route-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);position:relative;overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.route-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--gold-2),var(--gold),var(--gold-3));opacity:.9;
}
.route-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.route-tag{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:1px;
  color:#8a5b00;background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.3);
  padding:3px 11px;border-radius:999px;margin-bottom:12px;
}
.route-card h3{font-size:19px;margin-bottom:8px}
.route-card > p{color:var(--muted);font-size:14.5px;line-height:1.85}
.route-list{margin-top:14px;border-top:1px dashed var(--border);padding-top:14px}
.route-list li{
  position:relative;padding-left:20px;font-size:14px;color:#37406a;line-height:1.8;margin-bottom:7px;
}
.route-list li::before{
  content:"";position:absolute;left:2px;top:10px;width:8px;height:8px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
}

/* compare */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:var(--shadow);
}
.compare-card.is-hot{border-color:rgba(255,180,0,.5);box-shadow:0 16px 40px rgba(255,157,0,.16)}
.compare-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.compare-head h3{font-size:19px;margin:0}
.compare-badge{font-size:12px;font-weight:800;padding:4px 12px;border-radius:999px;background:rgba(255,180,0,.16);color:#8a5b00;border:1px solid rgba(255,180,0,.32)}
.compare-badge.blue{background:rgba(63,224,207,.16);color:#0d6f66;border-color:rgba(63,224,207,.38)}
.compare-row{display:flex;align-items:flex-start;gap:12px;padding:11px 0;border-bottom:1px solid var(--border);font-size:14.5px}
.compare-row:last-child{border-bottom:0}
.compare-row span:first-child{color:var(--muted);flex:0 0 92px;font-size:13.5px}
.compare-row span:last-child{color:#2b3255;font-weight:600}

/* milestone */
.mile-list{position:relative;margin:0;padding-left:0}
.mile-item{
  display:grid;grid-template-columns:120px 1fr;gap:26px;align-items:start;
  padding:22px 0;border-bottom:1px dashed rgba(27,33,64,.14);
}
.mile-item:last-child{border-bottom:0}
.mile-flag{
  font-size:13px;font-weight:800;letter-spacing:.5px;color:#8a5b00;
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.32);
  border-radius:999px;padding:6px 0;text-align:center;
}
.mile-body h3{font-size:18px;margin-bottom:6px}
.mile-body p{color:var(--muted);font-size:14.5px;line-height:1.9;margin:0}
.mile-body .mile-tags{margin-top:10px;display:flex;flex-wrap:wrap;gap:8px}
.pill{
  display:inline-block;font-size:12.5px;font-weight:600;
  color:#3b4674;background:#eef2fb;border:1px solid var(--border);
  border-radius:999px;padding:3px 11px;
}

/* feature split */
.split-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:center}
.split-media{
  border-radius:var(--radius-lg);overflow:hidden;position:relative;
  box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.12);
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,14,38,0) 45%,rgba(10,14,38,.62) 100%);
}
.split-caption{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff;
  font-size:14px;font-weight:700;
}
.feature-list li{
  display:flex;gap:14px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.12);
}
.feature-list li:last-child{border-bottom:0}
.feature-ico{
  flex:0 0 40px;width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);color:var(--gold-2);font-size:18px;
}
.feature-list h4{font-size:16px;margin-bottom:4px}
.feature-list p{margin:0;font-size:14px;color:rgba(255,255,255,.68);line-height:1.8}

/* news list */
.news-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;height:100%;box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.news-card h3{font-size:16.5px;line-height:1.55;margin-bottom:10px}
.news-card h3 a:hover{color:#b57a00}
.news-card p{color:var(--muted);font-size:13.8px;line-height:1.8;flex:1;margin-bottom:14px}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);border-top:1px dashed var(--border);padding-top:12px}
.news-meta .tag{color:#8a5b00;background:rgba(255,180,0,.14);border-radius:999px;padding:2px 10px;font-weight:700}
.empty-tip{color:var(--muted);font-size:14.5px;background:#fff;border:1px dashed var(--border);border-radius:var(--radius);padding:22px;text-align:center}

/* quick answers */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.qa-card{
  background:var(--card);border:1px solid var(--border);border-left:4px solid var(--gold);
  border-radius:var(--radius);padding:22px 22px 18px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease;
}
.qa-card:hover{transform:translateX(3px);box-shadow:var(--shadow-lg)}
.qa-card h3{font-size:16.5px;margin-bottom:8px}
.qa-card p{color:var(--muted);font-size:14.5px;line-height:1.9;margin:0}

/* faq */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:0;overflow:hidden;box-shadow:var(--shadow);transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:0 14px 34px rgba(20,26,58,.12)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 54px 18px 22px;position:relative;
  font-size:16px;font-weight:700;color:var(--text);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,180,0,.16);color:#8a5b00;font-weight:900;font-size:16px;
  transition:transform .2s ease,background .2s ease;
}
.faq-item[open] summary::after{content:"−";background:rgba(255,180,0,.32);transform:translateY(-50%) rotate(180deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.8px;line-height:1.95}

/* form */
.join-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:38px;box-shadow:var(--shadow-lg);
}
.join-copy h2{font-size:clamp(22px,2.4vw,30px);letter-spacing:-.4px}
.join-copy p{color:var(--muted);font-size:15px;line-height:1.9}
.join-points li{
  position:relative;padding-left:22px;font-size:14.5px;color:#37406a;margin-bottom:9px;
}
.join-points li::before{
  content:"✓";position:absolute;left:0;top:0;color:#0d8a7a;font-weight:900;
}
.form-field{margin-bottom:14px}
.form-field label{display:block;font-size:13.5px;font-weight:700;color:#3b4674;margin-bottom:6px}
.form-control-ga{
  width:100%;padding:11px 15px;border-radius:10px;border:1.5px solid var(--border);
  background:#f9fbff;font-size:14.5px;color:var(--text);transition:.2s ease;
}
.form-control-ga::placeholder{color:#9aa3c0}
.form-control-ga:hover{border-color:#c8d3ea}
.form-control-ga:focus{outline:none;border-color:var(--gold);background:#fff;box-shadow:0 0 0 4px rgba(255,180,0,.16)}
textarea.form-control-ga{resize:vertical;min-height:88px}
.form-tip{
  margin-top:12px;font-size:13px;color:#0d6f66;background:rgba(63,224,207,.12);
  border:1px solid rgba(63,224,207,.4);border-radius:10px;padding:10px 14px;
}

/* footer */
.site-footer{background:#0b0f24;color:rgba(255,255,255,.72);padding:56px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:38px;padding-bottom:36px}
.foot-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.56);margin-top:16px;max-width:420px}
.foot-col h4{color:#fff;font-size:14.5px;letter-spacing:.5px;margin-bottom:14px}
.foot-col li{margin-bottom:9px}
.foot-col a{color:rgba(255,255,255,.62);font-size:14px;transition:.2s ease}
.foot-col a:hover{color:var(--gold-2)}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0 24px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.46);
}

/* responsive */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .route-grid{grid-template-columns:1fr 1fr}
  .split-grid{grid-template-columns:1fr;gap:26px}
  .join-wrap{grid-template-columns:1fr;padding:30px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-links a{padding:9px 11px;font-size:14px}
}
@media (max-width:860px){
  .nav-toggle{display:flex}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:14px;
    background:rgba(11,15,36,.98);
    border-bottom:1px solid rgba(255,255,255,.1);
    padding:16px 20px 22px;
    display:none;
    box-shadow:0 22px 44px rgba(0,0,0,.45);
  }
  .main-nav.is-open{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;gap:6px}
  .nav-links a{display:block;padding:11px 14px;border-radius:10px;font-size:15px}
  .nav-side{justify-content:space-between;flex-wrap:wrap;gap:10px}
  .nav-side .btn-ga{width:100%;justify-content:center}
  .nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.is-open span:nth-child(2){opacity:0}
  .nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .sec{padding:56px 0}
  .compare-wrap{grid-template-columns:1fr}
  .qa-grid{grid-template-columns:1fr}
  .mile-item{grid-template-columns:1fr;gap:12px}
  .mile-flag{justify-self:start;padding:6px 18px}
}
@media (max-width:600px){
  body{font-size:15.5px}
  .hero-cat{padding:48px 0 44px}
  .hero-lead{font-size:15.5px}
  .quick-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
  .route-grid{grid-template-columns:1fr}
  .hero-actions .btn-ga{width:100%;justify-content:center}
  .brand-text{font-size:13.5px}
  .brand-sub{font-size:9.5px;letter-spacing:1.6px}
  .sec{padding:46px 0}
  .foot-grid{grid-template-columns:1fr;gap:22px}
  .foot-bottom{flex-direction:column;gap:8px}
  .join-wrap{padding:22px}
  .faq-item summary{font-size:15px;padding:16px 48px 16px 18px}
}

/* roulang page: category3 */
:root{
 --ink:#0b0f24;
 --navy:#1a1f3d;
 --navy-2:#232a52;
 --navy-3:#141936;
 --gold:#ffb400;
 --gold-2:#ffd76a;
 --gold-3:#ff9d00;
 --cyan:#3fe0cf;
 --bg:#f4f6fc;
 --bg-alt:#eaeff9;
 --card:#ffffff;
 --text:#1b2140;
 --muted:#6b7492;
 --border:#e3e8f5;
 --radius:12px;
 --radius-lg:20px;
 --shadow:0 8px 24px rgba(20,26,58,.08);
 --shadow-lg:0 18px 48px rgba(20,26,58,.16);
 --glow:0 10px 30px rgba(255,157,0,.35);
 --container:1160px;
 --glass:rgba(255,255,255,.06);
 --glass-bd:rgba(255,255,255,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
 background:var(--bg);color:var(--text);line-height:1.75;font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font-family:inherit;cursor:pointer}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.sec{padding:76px 0;position:relative}
.sec--light{background:var(--bg)}
.sec--alt{background:linear-gradient(180deg,#eef2fb 0%,var(--bg-alt) 100%)}
.sec--dark{background:linear-gradient(160deg,#0c1130 0%,var(--navy) 52%,#101636 100%);color:#fff}
.sec--dark .sec-title{color:#fff}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-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:800;letter-spacing:2px;text-transform:uppercase;
 color:#8a5b00;background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.32);
 padding:6px 15px;border-radius:999px;margin-bottom:16px;
}
.sec--dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.10);border-color:rgba(255,180,0,.34)}
.sec-title{font-size:clamp(23px,2.7vw,33px);letter-spacing:-.4px;line-height:1.3;font-weight:900}
.sec-sub{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.95}
.sec--dark .sec-sub{color:rgba(255,255,255,.72)}

/* buttons */
.btn-ga{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:13px 28px;border-radius:999px;font-weight:700;font-size:15.5px;
 border:1px solid transparent;white-space:nowrap;
 transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
}
.btn-gold{background:linear-gradient(135deg,#ffd05a 0%,var(--gold) 45%,var(--gold-3) 100%);color:#2a1c00;box-shadow:var(--glow)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(255,157,0,.5);color:#221600}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,157,0,.4)}
.btn-glass{background:rgba(255,255,255,.09);color:#fff;border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px)}
.btn-glass:hover{background:rgba(255,255,255,.18);border-color:rgba(255,215,106,.7);transform:translateY(-2px);color:#fff}
.btn-line{background:transparent;color:#8a5b00;border:1.5px solid rgba(255,180,0,.55)}
.btn-line:hover{background:rgba(255,180,0,.12);color:#6d4700;transform:translateY(-2px)}
.btn-sm-ga{padding:9px 20px;font-size:14px}
.btn-block{width:100%}

/* header */
.site-header{
 position:sticky;top:0;z-index:1000;
 background:rgba(13,17,41,.93);backdrop-filter:blur(16px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{display:flex;align-items:center;gap:26px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;flex-shrink:0;
 display:grid;place-items:center;font-weight:900;font-size:17px;color:#241700;
 background:linear-gradient(140deg,#ffd76a,#ffb400 55%,#ff8a00);
 box-shadow:0 6px 18px rgba(255,157,0,.4);
}
.brand-text{color:#fff;font-weight:800;font-size:15px;letter-spacing:.2px;line-height:1.2}
.brand-sub{display:block;font-size:10.5px;font-weight:600;letter-spacing:2px;color:rgba(255,255,255,.45);text-transform:uppercase}
.main-nav{display:flex;align-items:center;justify-content:space-between;flex:1;gap:20px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
 display:inline-block;padding:9px 14px;border-radius:999px;
 color:rgba(255,255,255,.76);font-size:14.5px;font-weight:600;transition:.2s ease;
}
.nav-links a:hover{color:var(--gold-2);background:rgba(255,255,255,.07)}
.nav-links a.is-active{color:#1d1400;background:linear-gradient(135deg,#ffd76a,#ffb400);box-shadow:0 6px 18px rgba(255,180,0,.3)}
.nav-side{display:flex;align-items:center;gap:14px}
.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14)}
.lang-btn{border:0;background:transparent;color:rgba(255,255,255,.62);font-size:12.5px;font-weight:700;padding:5px 13px;border-radius:999px;transition:.2s ease;letter-spacing:.5px}
.lang-btn:hover{color:#fff}
.lang-btn.is-on{background:rgba(255,215,106,.92);color:#2b1c00;box-shadow:0 3px 12px rgba(255,180,0,.35)}
.nav-toggle{
 display:none;flex-direction:column;justify-content:center;gap:5px;
 width:42px;height:42px;border-radius:11px;background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.16);margin-left:auto;
}
.nav-toggle span{display:block;height:2px;width:18px;margin:0 auto;background:#fff;border-radius:2px;transition:.25s}

/* category hero */
.cat-hero{
 position:relative;overflow:hidden;color:#fff;padding:80px 0 74px;
 background:linear-gradient(150deg,#080c22 0%,#151c40 48%,#0e1434 100%);
}
.cat-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.30;mix-blend-mode:luminosity}
.cat-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,12,34,.74) 0%,rgba(8,12,34,.88) 60%,rgba(13,17,41,.98) 100%)}
.cat-hero-glow{
 position:absolute;inset:-20% -10% auto -10%;height:140%;pointer-events:none;filter:blur(6px);
 background:
  radial-gradient(closest-side,rgba(255,180,0,.30),transparent 72%) 14% 20%/48% 56% no-repeat,
  radial-gradient(closest-side,rgba(63,224,207,.20),transparent 72%) 84% 10%/44% 50% no-repeat,
  radial-gradient(closest-side,rgba(255,120,0,.16),transparent 74%) 62% 90%/42% 46% no-repeat;
}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:52px;align-items:center}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;padding:7px 17px;border-radius:999px;
 font-size:13px;font-weight:700;letter-spacing:1px;color:var(--gold-2);
 background:rgba(255,180,0,.10);border:1px solid rgba(255,180,0,.36);
 box-shadow:0 0 24px rgba(255,180,0,.16) inset;margin-bottom:22px;
}
.cat-hero h1{font-size:clamp(28px,3.9vw,46px);line-height:1.2;letter-spacing:-1px;font-weight:900;margin-bottom:20px;text-shadow:0 6px 34px rgba(0,0,0,.4)}
.cat-hero h1 .grad{background:linear-gradient(100deg,#fff0bd,#ffd76a 38%,#ffb400 64%,#ff8a00 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:16.5px;line-height:1.95;color:rgba(255,255,255,.82);margin-bottom:30px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px}
.hero-chips li{
 display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
 font-size:13.5px;font-weight:600;color:rgba(255,255,255,.9);
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(12px);
}
.hero-chips li::before{content:"";width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#ffd76a,#ff9d00);box-shadow:0 0 10px rgba(255,180,0,.8)}
.poster-frame{
 position:relative;border-radius:22px;overflow:hidden;
 border:1px solid rgba(255,255,255,.18);
 box-shadow:0 30px 70px rgba(0,0,0,.5),0 0 0 1px rgba(255,180,0,.18) inset;
 background:rgba(255,255,255,.04);
}
.poster-frame img{width:100%;height:400px;object-fit:cover;transform:scale(1.02)}
.poster-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,38,.05) 0%,rgba(10,14,38,.55) 58%,rgba(8,12,34,.92) 100%)}
.poster-heat{
 position:absolute;top:16px;left:16px;z-index:3;display:inline-flex;align-items:center;gap:7px;
 padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:800;color:#2a1c00;
 background:linear-gradient(135deg,#ffd76a,#ffb400);box-shadow:0 8px 22px rgba(255,157,0,.45);
}
.poster-meta{position:absolute;left:18px;right:18px;bottom:16px;z-index:3}
.poster-meta strong{display:block;font-size:19px;font-weight:900;color:#fff;letter-spacing:.3px}
.poster-meta span{display:block;font-size:12.5px;color:rgba(255,255,255,.72);margin-top:4px;letter-spacing:.5px}

/* stat board */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
 padding:26px 22px;box-shadow:var(--shadow);position:relative;overflow:hidden;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.stat-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--gold-2),var(--gold-3))}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.42)}
.stat-num{font-size:clamp(26px,3vw,36px);font-weight:900;letter-spacing:-1px;color:var(--navy);line-height:1.1}
.stat-num em{font-style:normal;font-size:16px;color:var(--gold-3);margin-left:3px}
.stat-label{margin-top:8px;font-size:14px;font-weight:700;color:var(--text)}
.stat-note{margin-top:6px;font-size:12.8px;color:var(--muted);line-height:1.7}

/* scene cards */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
 padding:26px 24px;box-shadow:var(--shadow);height:100%;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.scene-ico{
 width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
 font-size:20px;color:#7a4f00;background:linear-gradient(140deg,#fff1c9,#ffd76a);
 box-shadow:0 6px 16px rgba(255,180,0,.28);margin-bottom:16px;
}
.scene-card h3{font-size:17px;font-weight:800;margin-bottom:10px;letter-spacing:-.2px}
.scene-card p{font-size:14.2px;color:var(--muted);line-height:1.9}
.scene-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.tag-x{
 display:inline-block;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;
 color:#7a4f00;background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.28);
}

/* compare */
.compare-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center}
.compare-visual{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.14)}
.compare-visual img{width:100%;height:360px;object-fit:cover}
.compare-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,38,.12) 30%,rgba(10,14,38,.82) 100%)}
.compare-visual figcaption{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff;font-size:14px;font-weight:700;letter-spacing:.3px}
.compare-list{display:flex;flex-direction:column;gap:18px}
.compare-item{padding-bottom:16px;border-bottom:1px dashed var(--border)}
.compare-item:last-child{border-bottom:0;padding-bottom:0}
.compare-top{display:flex;align-items:baseline;justify-content:space-between;gap:14px;margin-bottom:9px}
.compare-top strong{font-size:16px;font-weight:800}
.compare-top span{font-size:13px;color:var(--muted);font-weight:600}
.bar{height:10px;border-radius:999px;background:#e6ebf7;overflow:hidden}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#ffd76a,var(--gold) 55%,var(--gold-3))}
.compare-item p{margin-top:9px;font-size:13.6px;color:var(--muted);line-height:1.8}

/* timeline */
.timeline{position:relative;max-width:860px;margin:0 auto;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,rgba(255,215,106,.9),rgba(255,180,0,.25))}
.tl-item{position:relative;padding:0 0 30px 4px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
 content:"";position:absolute;left:-30px;top:7px;width:14px;height:14px;border-radius:50%;
 background:linear-gradient(135deg,#ffd76a,#ff9d00);box-shadow:0 0 0 4px rgba(255,180,0,.18);
}
.tl-item h3{font-size:16.5px;font-weight:800;color:#fff;margin-bottom:7px}
.tl-item p{font-size:14.2px;color:rgba(255,255,255,.72);line-height:1.9}
.tl-step{
 display:inline-block;margin-bottom:8px;padding:2px 11px;border-radius:999px;
 font-size:11.5px;font-weight:800;letter-spacing:1px;color:var(--gold-2);
 background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.3);
}

/* news list */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{
 background:var(--glass);border:1px solid var(--glass-bd);border-radius:var(--radius-lg);
 overflow:hidden;backdrop-filter:blur(14px);height:100%;display:flex;flex-direction:column;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.news-card:hover{transform:translateY(-5px);box-shadow:0 22px 50px rgba(0,0,0,.4);border-color:rgba(255,180,0,.48);background:rgba(255,255,255,.1)}
.news-thumb{display:block;overflow:hidden;position:relative}
.news-thumb img{width:100%;height:176px;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,38,0) 40%,rgba(10,14,38,.6) 100%)}
.news-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-tag{
 align-self:flex-start;padding:3px 11px;border-radius:999px;font-size:11.5px;font-weight:800;letter-spacing:.5px;
 color:var(--gold-2);background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.3);
}
.news-body h3{font-size:16px;font-weight:800;line-height:1.55;color:#fff}
.news-body h3 a:hover{color:var(--gold-2)}
.news-excerpt{font-size:13.4px;color:rgba(255,255,255,.66);line-height:1.85}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid rgba(255,255,255,.1);font-size:12.5px;color:rgba(255,255,255,.5)}
.news-more{display:flex;justify-content:center;margin-top:38px}
.empty-tip{
 text-align:center;padding:52px 20px;border-radius:var(--radius-lg);
 background:rgba(255,255,255,.05);border:1px dashed rgba(255,255,255,.2);
 color:rgba(255,255,255,.66);font-size:15px;
}

/* trust */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust-item{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
 padding:24px 22px;box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.trust-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.trust-item i{font-size:22px;color:var(--gold-3)}
.trust-item h3{font-size:16px;font-weight:800;margin:12px 0 8px}
.trust-item p{font-size:13.8px;color:var(--muted);line-height:1.85}

/* faq */
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{
 background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-lg)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:19px 54px 19px 22px;position:relative;
 font-size:16px;font-weight:800;color:var(--text);transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"\F4FE";font-family:"bootstrap-icons";position:absolute;right:20px;top:50%;transform:translateY(-50%);
 font-size:16px;color:var(--gold-3);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(180deg)}
.faq-item summary:hover{color:#8a5b00}
.faq-body{padding:0 22px 22px;font-size:14.6px;color:var(--muted);line-height:1.95}

/* cta */
.cta-band{
 position:relative;overflow:hidden;border-radius:26px;padding:52px 46px;color:#fff;
 background:linear-gradient(135deg,#141a3c 0%,#1a1f3d 46%,#2a1f10 100%);
 border:1px solid rgba(255,180,0,.28);box-shadow:var(--shadow-lg);
}
.cta-band::before{
 content:"";position:absolute;inset:-30% -10% auto auto;width:60%;height:160%;pointer-events:none;
 background:radial-gradient(closest-side,rgba(255,180,0,.30),transparent 70%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}
.cta-band h2{font-size:clamp(22px,2.6vw,31px);font-weight:900;letter-spacing:-.5px;margin-bottom:14px;line-height:1.35}
.cta-band p{font-size:15px;color:rgba(255,255,255,.78);line-height:1.9}
.cta-form{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);padding:24px;backdrop-filter:blur(14px)}
.cta-form label{display:block;font-size:13px;font-weight:700;color:rgba(255,255,255,.72);margin-bottom:7px}
.cta-form input{
 width:100%;padding:12px 15px;border-radius:10px;margin-bottom:14px;
 background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
 color:#fff;font-size:14.5px;transition:.2s ease;
}
.cta-form input::placeholder{color:rgba(255,255,255,.4)}
.cta-form input:focus{background:rgba(255,255,255,.16);border-color:rgba(255,180,0,.7)}
.form-tip{margin-top:12px;font-size:13px;color:var(--gold-2);font-weight:700;display:none}
.form-tip.is-on{display:block}

/* footer */
.site-footer{background:#0a0e24;color:rgba(255,255,255,.72);padding:60px 0 26px;border-top:1px solid rgba(255,255,255,.08)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:44px;padding-bottom:38px}
.foot-desc{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.58);max-width:420px}
.foot-col h4{font-size:14px;font-weight:800;color:#fff;letter-spacing:1px;margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:11px}
.foot-col a{font-size:14px;color:rgba(255,255,255,.62);transition:.2s ease}
.foot-col a:hover{color:var(--gold-2)}
.foot-bottom{
 display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
 padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
 font-size:12.8px;color:rgba(255,255,255,.45);
}

/* responsive */
@media (max-width:1024px){
 .cat-hero-inner{grid-template-columns:1fr;gap:38px}
 .poster-frame img{height:320px}
 .stat-row{grid-template-columns:repeat(2,1fr)}
 .scene-grid{grid-template-columns:repeat(2,1fr)}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .trust-grid{grid-template-columns:repeat(2,1fr)}
 .compare-wrap{grid-template-columns:1fr;gap:32px}
 .cta-inner{grid-template-columns:1fr;gap:28px}
 .foot-grid{grid-template-columns:1fr 1fr;gap:34px}
 .sec{padding:64px 0}
}
@media (max-width:992px){
 .nav-toggle{display:flex}
 .main-nav{
  position:absolute;top:72px;left:0;right:0;display:none;
  flex-direction:column;align-items:stretch;gap:14px;
  background:rgba(13,17,41,.99);border-bottom:1px solid rgba(255,255,255,.1);
  padding:16px 20px 22px;box-shadow:0 22px 44px rgba(0,0,0,.45);
 }
 .main-nav.is-open{display:flex}
 .nav-links{flex-direction:column;align-items:stretch;gap:6px}
 .nav-links a{padding:11px 15px;border-radius:10px}
 .nav-side{justify-content:space-between;flex-wrap:wrap}
}
@media (max-width:768px){
 .cat-hero{padding:60px 0 56px}
 .hero-actions .btn-ga{flex:1 1 auto}
 .sec{padding:52px 0}
 .scene-grid{grid-template-columns:1fr}
 .news-grid{grid-template-columns:1fr}
 .trust-grid{grid-template-columns:1fr}
 .timeline{padding-left:28px}
 .cta-band{padding:36px 24px}
 .foot-grid{grid-template-columns:1fr;gap:28px}
 .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
 .stat-row{grid-template-columns:1fr}
 .hero-chips li{font-size:12.5px;padding:7px 13px}
 .poster-frame img{height:240px}
 .brand-text{font-size:13.5px}
 .brand-sub{font-size:9.5px;letter-spacing:1.4px}
 .sec-title{font-size:22px}
 .cta-form{padding:18px}
}

/* 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}