/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-deep:#10152e;
  --ink-soft:#252b52;
  --gold:#ffb400;
  --gold-soft:#ffd166;
  --cyan:#39e0d0;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --text:#1d2340;
  --muted:#66708f;
  --line:#e3e6f0;
  --radius:12px;
  --radius-lg:20px;
  --shadow:0 8px 24px rgba(26,31,61,.08);
  --shadow-hover:0 16px 36px rgba(26,31,61,.14);
  --container:1180px;
  --header-h:76px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,p{margin:0}
:focus-visible{outline:3px solid rgba(255,180,0,.72);outline-offset:3px}
section[id]{scroll-margin-top:92px}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}

/* Header */
.site-header{
  position:fixed;
  inset:0 0 auto;
  z-index:100;
  background:rgba(17,22,46,.58);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-solid{
  background:rgba(17,22,46,.96);
  box-shadow:0 10px 30px rgba(7,10,25,.25);
}
.nav-wrap{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;flex:none}
.brand-mark{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,#ffb400,#ffd166);
  color:#1a1f3d;font-weight:900;font-size:1.25rem;
  box-shadow:0 6px 18px rgba(255,180,0,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;font-weight:800;letter-spacing:.02em;font-size:1.06rem}
.brand-text small{font-size:.68rem;color:rgba(255,255,255,.6);font-weight:500;letter-spacing:.12em}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:10px 16px;border-radius:999px;
  color:rgba(255,255,255,.76);font-size:.95rem;font-weight:600;
  transition:color .2s,background .2s;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:4px;width:18px;height:2px;border-radius:2px;
  background:var(--gold);transform:translateX(-50%);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.btn-ghost{border:1px solid rgba(255,180,0,.65);color:#ffd166;background:transparent;padding:10px 18px;font-size:.9rem}
.btn-ghost:hover{background:rgba(255,180,0,.12)}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:#fff;cursor:pointer}
.mobile-drawer{display:none}

/* Hero */
.hero{
  position:relative;
  overflow:hidden;
  background:#0d1228;
  color:#fff;
  padding:calc(var(--header-h) + 90px) 0 56px;
  min-height:760px;
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.03);filter:saturate(.9)}
.hero-overlay{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(9,13,32,.72) 0%,rgba(13,18,40,.62) 42%,rgba(13,18,40,.94) 100%),
    radial-gradient(circle at 18% 20%,rgba(255,180,0,.18),transparent 34%),
    radial-gradient(circle at 82% 12%,rgba(57,224,208,.14),transparent 30%);
}
.hero-inner{position:relative;z-index:2;text-align:center;max-width:980px}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;
  border:1px solid rgba(255,255,255,.22);border-radius:999px;
  background:rgba(255,255,255,.07);color:#ffe2a1;font-size:.82rem;letter-spacing:.12em;font-weight:600;
}
.hero h1{
  margin-top:26px;font-size:clamp(2.2rem,5.2vw,4.1rem);line-height:1.16;
  letter-spacing:-.02em;font-weight:900;text-shadow:0 8px 30px rgba(0,0,0,.25);
}
.hero h1 span{color:var(--gold)}
.hero-lead{
  max-width:800px;margin:22px auto 0;color:rgba(255,255,255,.8);
  font-size:clamp(.98rem,1.6vw,1.08rem);line-height:1.9;
}
.hero-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:flex;justify-content:center;flex-wrap:wrap;gap:18px 40px;margin-top:38px}
.hero-stat{display:flex;flex-direction:column;gap:2px;min-width:120px}
.hero-stat strong{font-size:1.65rem;color:var(--gold);line-height:1.1}
.hero-stat span{font-size:.8rem;color:rgba(255,255,255,.62);letter-spacing:.05em}
.countdown-bar{
  display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px 22px;
  margin-top:40px;padding:14px 20px;border:1px solid rgba(255,255,255,.16);border-radius:16px;
  background:rgba(255,255,255,.08);backdrop-filter:blur(12px);
}
.countdown-label{font-size:.9rem;color:rgba(255,255,255,.76);font-weight:600}
.countdown{display:flex;align-items:center;gap:8px}
.cd-cell{display:flex;align-items:baseline;gap:4px;padding:6px 10px;border-radius:10px;background:rgba(9,13,32,.58);border:1px solid rgba(255,255,255,.12)}
.cd-cell b{font-size:1.24rem;color:#ffd166;font-variant-numeric:tabular-nums}
.cd-cell em{font-style:normal;font-size:.72rem;color:rgba(255,255,255,.55)}
.countdown-note{font-size:.78rem;color:rgba(255,255,255,.52)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:800;font-size:.95rem;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn-gold{background:linear-gradient(135deg,#ffb400 0%,#ffd166 100%);color:#1a1f3d;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.4)}
.btn-outline{border-color:rgba(255,255,255,.46);color:#fff;background:rgba(255,255,255,.04)}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);transform:translateY(-2px)}
.btn-line{border-color:#dce1ee;background:#f7f8fc;color:#1a1f3d}
.btn-line:hover{background:#eef1f9;border-color:#c9d0e3;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:.86rem}
.btn-block{width:100%}

/* Sections */
.section{padding:84px 0;background:#fff}
.section--tint{background:linear-gradient(180deg,#f7f8fc 0%,#eef1f9 100%)}
.section--dark{background:linear-gradient(160deg,#151a36 0%,#1a1f3d 58%,#11162e 100%);color:#fff}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.center{margin-inline:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:.76rem;font-weight:800;
  letter-spacing:.14em;color:#9a6a00;background:#fff3d1;border:1px solid #ffe2a8;
  border-radius:999px;padding:6px 12px;
}
.section--dark .eyebrow,.join-inner .eyebrow{color:#ffd166;background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.28)}
.section-head h2{margin-top:14px;font-size:clamp(1.65rem,3.2vw,2.4rem);line-height:1.25;color:var(--ink);letter-spacing:-.01em}
.section--dark .section-head h2{color:#fff}
.section-head p{margin-top:14px;color:var(--muted);font-size:1rem;line-height:1.85}
.section--dark .section-head p{color:rgba(255,255,255,.68)}

/* Rush */
.rush-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rush-card{
  display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;
}
.rush-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.rush-media{position:relative;height:176px;overflow:hidden}
.rush-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.rush-card:hover .rush-media img{transform:scale(1.05)}
.rush-media .badge{position:absolute;top:12px;left:12px}
.badge{
  display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:999px;
  background:rgba(26,31,61,.82);color:#ffd166;font-size:.72rem;font-weight:700;letter-spacing:.04em;
  backdrop-filter:blur(6px);
}
.badge-cyan{background:rgba(57,224,208,.16);color:#0b7d73;border:1px solid rgba(57,224,208,.3)}
.rush-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.rush-title{font-size:1.08rem;color:var(--ink);font-weight:800}
.rush-desc{font-size:.9rem;color:var(--muted);line-height:1.75}
.stock{margin-top:auto}
.stock-line{display:flex;justify-content:space-between;gap:10px;font-size:.78rem;color:var(--muted);margin-bottom:6px}
.stock-line strong{color:#e06d00}
.stock-track{height:7px;border-radius:999px;background:#eceef6;overflow:hidden}
.stock-track span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#ffb400,#ff8a00)}
.rush-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}
.rush-actions .btn{flex:1;min-width:120px}
.rush-note{font-size:.74rem;color:#8a92ad}

/* Highlights split */
.split{display:grid;grid-template-columns:1fr 1.08fr;gap:56px;align-items:center}
.split-copy h2{margin-top:14px;font-size:clamp(1.65rem,3.2vw,2.35rem);line-height:1.3;color:var(--ink)}
.split-copy > p{margin-top:14px;color:var(--muted);line-height:1.85}
.check-list{display:grid;gap:14px;margin-top:24px}
.check-list li{display:flex;gap:12px;color:#3b4364;font-size:.95rem;line-height:1.75}
.check-dot{
  width:22px;height:22px;border-radius:50%;background:rgba(255,180,0,.16);color:#a86f00;
  display:grid;place-items:center;font-size:.72rem;font-weight:900;flex:none;margin-top:2px;
}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.stat-card strong{display:block;font-size:2rem;line-height:1.1;color:var(--ink);letter-spacing:-.02em}
.stat-card span{display:block;margin-top:6px;font-size:.84rem;color:var(--muted)}

/* Material track */
.material-track{display:flex;gap:20px;overflow-x:auto;padding:4px 4px 20px;scroll-snap-type:x mandatory}
.material-card{
  flex:0 0 286px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-radius:16px;overflow:hidden;box-shadow:var(--shadow);
  transition:transform .2s,box-shadow .2s;
}
.material-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.material-card img{height:150px;width:100%;object-fit:cover}
.material-body{padding:18px}
.tag{display:inline-flex;align-items:center;padding:4px 9px;border-radius:6px;background:#f0f2fa;color:#4b5578;font-size:.72rem;font-weight:700}
.material-body h3{font-size:1rem;margin-top:10px;color:var(--ink)}
.material-body p{margin-top:8px;font-size:.86rem;color:var(--muted);line-height:1.7}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:.86rem;font-weight:700;color:#8a5b00}
.text-link:hover{color:#c98600}
.material-body .text-link{margin-top:12px}

/* Featured list */
.feature-list-wrap{display:grid;gap:16px}
.feature-item{
  display:grid;grid-template-columns:180px 1fr auto;gap:22px;align-items:center;
  padding:16px;background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:0 4px 16px rgba(26,31,61,.05);transition:transform .2s,box-shadow .2s;
}
.feature-item:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.feature-thumb{width:180px;height:108px;border-radius:12px;overflow:hidden}
.feature-thumb img{width:100%;height:100%;object-fit:cover}
.feature-content h3{font-size:1.02rem;color:var(--ink)}
.feature-content p{margin-top:6px;font-size:.88rem;color:var(--muted)}
.feature-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px;font-size:.78rem;color:#8a92ad}

/* Core */
.media-split{display:grid;grid-template-columns:1.02fr 1fr;gap:48px;align-items:center}
.media-frame{position:relative;border-radius:20px;overflow:hidden;box-shadow:0 24px 50px rgba(26,31,61,.16)}
.media-frame img{width:100%;height:430px;object-fit:cover}
.media-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 52%,rgba(10,14,34,.7))}
.media-caption{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff;font-size:.86rem;line-height:1.6}
.media-split h2{margin-top:14px;font-size:clamp(1.65rem,3.2vw,2.35rem);line-height:1.3;color:var(--ink)}
.media-split > div > p{margin-top:14px;color:var(--muted);line-height:1.85}
.feature-list{display:grid;gap:16px;margin-top:24px}
.feature-list li{
  display:flex;gap:14px;padding:14px 16px;border:1px solid var(--line);
  border-radius:12px;background:#fff;font-size:.92rem;color:#3b4364;line-height:1.7;
}
.feature-list .num{
  width:28px;height:28px;border-radius:8px;background:var(--ink);color:#ffd166;
  display:grid;place-items:center;font-weight:800;font-size:.8rem;flex:none;
}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
  position:relative;padding:26px 20px 22px;border-radius:16px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden;
}
.step .step-no{font-size:2.4rem;font-weight:900;color:#eef0f8;line-height:1;letter-spacing:-.04em}
.step h3{margin-top:4px;font-size:1rem;color:var(--ink)}
.step p{margin-top:8px;font-size:.86rem;color:var(--muted);line-height:1.7}
.step::before{content:"";position:absolute;left:20px;top:0;width:44px;height:4px;border-radius:0 0 4px 4px;background:linear-gradient(90deg,var(--gold),#ffd166)}

/* Category */
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.category-card{
  position:relative;min-height:220px;border-radius:18px;overflow:hidden;
  display:flex;flex-direction:column;justify-content:flex-end;padding:22px;color:#fff;
  box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;
}
.category-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px rgba(26,31,61,.22)}
.category-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s}
.category-card:hover img{transform:scale(1.06)}
.category-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,34,.12),rgba(10,14,34,.9))}
.category-content{position:relative;z-index:2}
.category-content .tag{background:rgba(255,255,255,.16);color:#ffe2a1;border:1px solid rgba(255,255,255,.18)}
.category-content h3{font-size:1.2rem;margin-top:10px}
.category-content p{margin-top:6px;font-size:.86rem;color:rgba(255,255,255,.78);line-height:1.65}
.category-content .text-link{color:#ffd166;margin-top:12px}

/* Settlement */
.settle-layout{display:grid;grid-template-columns:1fr .9fr;gap:40px;align-items:start}
.rule-list{display:grid;gap:14px}
.rule-item{display:grid;grid-template-columns:auto 1fr;gap:16px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:14px}
.rule-icon{width:42px;height:42px;border-radius:12px;background:rgba(255,180,0,.14);color:#a86f00;display:grid;place-items:center;font-weight:900}
.rule-item h3{font-size:.98rem;color:var(--ink)}
.rule-item p{margin-top:4px;font-size:.88rem;color:var(--muted)}
.calc-card{padding:28px;border-radius:18px;background:linear-gradient(160deg,#1a1f3d,#11162e);color:#fff;box-shadow:0 20px 40px rgba(17,22,46,.24)}
.calc-card h3{font-size:1.1rem;color:#ffd166}
.calc-formula{margin-top:18px;padding:16px;border-radius:12px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);font-size:.95rem;line-height:1.8;color:#fff}
.calc-formula b{color:#ffd166}
.calc-card p{margin-top:14px;font-size:.86rem;color:rgba(255,255,255,.68);line-height:1.75}
.calc-list{margin-top:16px;display:grid;gap:10px;font-size:.86rem;color:rgba(255,255,255,.78)}
.calc-list li{display:flex;gap:8px}
.calc-list li::before{content:"·";color:var(--gold);font-weight:900}

/* Levels */
.level-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.level-card{padding:24px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}
.level-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.level-card h3{font-size:1.12rem;color:var(--ink)}
.level-card p{font-size:.88rem;color:var(--muted);line-height:1.7}
.level-meta{display:grid;gap:8px;padding-top:12px;border-top:1px dashed var(--line);font-size:.82rem;color:#4b5578}
.level-meta span strong{color:var(--ink)}

/* Cases */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{padding:22px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px}
.case-person{display:flex;align-items:center;gap:12px}
.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#1a1f3d,#39406f);color:#ffd166;font-weight:800}
.case-person h3{font-size:.95rem;color:var(--ink)}
.case-person span{font-size:.76rem;color:var(--muted)}
.case-score{font-size:1.5rem;font-weight:900;color:#1a1f3d;letter-spacing:-.02em}
.case-score small{font-size:.74rem;font-weight:600;color:#8a92ad;margin-left:4px}
.case-card p{font-size:.87rem;color:var(--muted);line-height:1.75}
.case-card .tag{margin-top:auto;align-self:flex-start}

/* Voices */
.quote-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote-card{padding:24px;border-radius:16px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);color:#fff;display:flex;flex-direction:column;gap:14px}
.quote-mark{font-size:2rem;line-height:1;color:var(--gold);font-family:Georgia,serif}
.quote-card p{font-size:.9rem;line-height:1.8;color:rgba(255,255,255,.82)}
.quote-person{display:flex;align-items:center;gap:10px;margin-top:auto}
.quote-person .avatar{width:36px;height:36px;font-size:.8rem;background:rgba(255,255,255,.12);color:#ffd166}
.quote-person strong{font-size:.85rem}
.quote-person span{font-size:.74rem;color:rgba(255,255,255,.5)}

/* Scenes */
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scenario-card{padding:22px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px}
.scenario-icon{width:44px;height:44px;border-radius:12px;background:#eef1f9;display:grid;place-items:center;font-size:1.1rem}
.scenario-card h3{font-size:1rem;color:var(--ink)}
.scenario-card p{font-size:.86rem;color:var(--muted);line-height:1.7}
.scenario-card .text-link{margin-top:auto;padding-top:10px}

/* News */
.news-list{display:grid;gap:0;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.news-item{display:grid;grid-template-columns:140px 1fr auto;gap:20px;align-items:center;padding:18px 20px;border-bottom:1px solid var(--line);transition:background .2s}
.news-item:last-child{border-bottom:0}
.news-item:hover{background:#fafbff}
.news-thumb{width:140px;height:86px;border-radius:10px;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-content h3{font-size:.98rem;color:var(--ink)}
.news-content p{margin-top:4px;font-size:.84rem;color:var(--muted)}
.news-meta{text-align:right;font-size:.76rem;color:#8a92ad;white-space:nowrap}
.news-meta .tag{margin-bottom:6px}

/* Topics */
.topic-cloud{display:flex;flex-wrap:wrap;gap:12px}
.topic-chip{padding:9px 16px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:.88rem;font-weight:600;color:#485172;transition:background .2s,border-color .2s,color .2s}
.topic-chip:hover{border-color:#ffd166;color:#8a5b00;background:#fffaf0}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
.topic-card{padding:20px;border-radius:14px;background:linear-gradient(135deg,#f7f8fc,#fff);border:1px solid var(--line)}
.topic-card h3{font-size:.96rem;color:var(--ink)}
.topic-card p{margin-top:6px;font-size:.84rem;color:var(--muted);line-height:1.65}

/* Notice + FAQ */
.notice-bar{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:14px;background:#fff9e8;border:1px solid #ffe4a6;color:#725417;font-size:.88rem;line-height:1.75;margin-bottom:26px}
.notice-icon{width:28px;height:28px;border-radius:50%;background:#ffb400;color:#1a1f3d;display:grid;place-items:center;font-weight:900;flex:none}
.faq-list{max-width:900px;margin-inline:auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-weight:700;color:var(--ink);font-size:.96rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";width:26px;height:26px;border-radius:50%;background:#f0f2fa;color:#1a1f3d;display:grid;place-items:center;font-weight:700;transition:transform .2s,background .2s;flex:none}
.faq-item[open] summary::after{content:"−";background:var(--gold);transform:rotate(180deg)}
.faq-answer{padding:0 20px 20px;color:var(--muted);font-size:.9rem;line-height:1.85}

/* Join */
.join-section{position:relative;overflow:hidden;padding:88px 0;background:#10152e;color:#fff}
.join-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.24}
.join-section::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,21,46,.96),rgba(16,21,46,.72)),radial-gradient(circle at 80% 30%,rgba(255,180,0,.2),transparent 35%)}
.join-inner{position:relative;z-index:2;text-align:center;max-width:760px;margin:auto}
.join-inner h2{font-size:clamp(1.8rem,3.6vw,2.7rem);line-height:1.25;margin-top:16px}
.join-inner p{margin-top:14px;color:rgba(255,255,255,.72);font-size:1rem;line-height:1.85}
.join-inner .btn{margin-top:28px}

/* Footer */
.site-footer{background:#0d1228;color:rgba(255,255,255,.7);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:42px}
.footer-brand .brand{margin-bottom:16px;color:#fff}
.footer-brand p{font-size:.88rem;line-height:1.8;color:rgba(255,255,255,.58);max-width:320px}
.footer-col h3{font-size:.9rem;color:#fff;margin-bottom:14px}
.footer-col a{display:block;font-size:.86rem;color:rgba(255,255,255,.6);padding:5px 0;transition:color .2s}
.footer-col a:hover{color:#ffd166}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.78rem;color:rgba(255,255,255,.42)}
.footer-bottom a{color:rgba(255,255,255,.55)}
.footer-bottom a:hover{color:#ffd166}

/* Responsive */
@media (max-width:1100px){
  .main-nav{gap:2px}
  .nav-link{padding:9px 11px;font-size:.9rem}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  .split,.media-split,.settle-layout{gap:34px}
}
@media (max-width:960px){
  .rush-grid,.category-grid,.level-grid,.case-grid,.scenario-grid,.topic-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .quote-wall{grid-template-columns:1fr}
  .split,.media-split,.settle-layout{grid-template-columns:1fr}
  .media-frame img{height:360px}
  .main-nav,.nav-actions .nav-cta{display:none}
  .menu-toggle{display:grid;place-items:center}
  .mobile-drawer{display:none;position:absolute;top:var(--header-h);left:0;right:0;background:rgba(13,18,40,.98);border-bottom:1px solid rgba(255,255,255,.1);padding:12px 20px 20px;box-shadow:0 20px 40px rgba(0,0,0,.3)}
  .mobile-drawer.open{display:block}
  .mobile-drawer a{display:block;padding:13px 12px;border-radius:10px;color:rgba(255,255,255,.8);font-weight:600}
  .mobile-drawer a:hover,.mobile-drawer a.active{background:rgba(255,255,255,.08);color:#ffd166}
  .footer-grid{grid-template-columns:1fr 1fr}
  .feature-item{grid-template-columns:140px 1fr}
  .feature-meta{grid-column:2;flex-direction:row;align-items:center;justify-content:space-between}
}
@media (max-width:720px){
  .hero{padding-top:calc(var(--header-h) + 54px);min-height:auto}
  .hero h1{font-size:clamp(1.9rem,7vw,2.6rem)}
  .hero-stats{gap:14px 24px}
  .hero-stat{min-width:96px}
  .section{padding:62px 0}
  .rush-grid,.category-grid,.level-grid,.case-grid,.scenario-grid,.topic-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .news-item{grid-template-columns:96px 1fr;gap:14px}
  .news-thumb{width:96px;height:70px}
  .news-meta{grid-column:2;text-align:left;display:flex;gap:8px;align-items:center}
  .news-meta .tag{margin:0}
  .feature-item{grid-template-columns:1fr;gap:14px}
  .feature-thumb{width:100%;height:160px}
  .feature-meta{grid-column:1;flex-direction:row;align-items:center;justify-content:space-between}
  .footer-grid{grid-template-columns:1fr 1fr}
  .countdown-bar{justify-content:flex-start}
}
@media (max-width:520px){
  .container{width:min(calc(100% - 32px),var(--container))}
  .nav-wrap{height:68px}
  .brand-text{font-size:.95rem}
  .brand-text small{display:none}
  .hero-actions .btn{width:100%}
  .hero-stat strong{font-size:1.35rem}
  .cd-cell{padding:5px 7px}
  .cd-cell b{font-size:1rem}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .stock-line{font-size:.72rem}
  .section-head h2{font-size:1.55rem}
}

/* roulang page: category1 */
:root{
  --ink:#1a1f3d;
  --ink-deep:#10152e;
  --ink-soft:#252b52;
  --gold:#ffb400;
  --gold-soft:#ffd166;
  --cyan:#39e0d0;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --text:#1d2340;
  --muted:#66708f;
  --line:#e3e6f0;
  --radius:12px;
  --radius-lg:20px;
  --shadow:0 8px 24px rgba(26,31,61,.08);
  --shadow-hover:0 16px 36px rgba(26,31,61,.14);
  --container:1180px;
  --header-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
section[id]{scroll-margin-top:96px}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}

/* ============ Header ============ */
.site-header{
  position:fixed;
  inset:0 0 auto;
  z-index:100;
  background:rgba(17,22,46,.58);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-solid{
  background:rgba(17,22,46,.96);
  box-shadow:0 10px 30px rgba(7,10,25,.25);
}
.nav-wrap{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;flex:none}
.brand-mark{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,#ffb400,#ffd166);
  color:#1a1f3d;font-weight:900;font-size:1.25rem;
  box-shadow:0 6px 18px rgba(255,180,0,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;font-weight:800;letter-spacing:.02em;font-size:1.06rem}
.brand-text small{font-size:.68rem;color:rgba(255,255,255,.6);font-weight:500;letter-spacing:.12em}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:10px 16px;border-radius:999px;
  color:rgba(255,255,255,.76);font-size:.95rem;font-weight:600;
  transition:color .2s,background .2s;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:4px;width:18px;height:2px;border-radius:2px;
  background:var(--gold);transform:translateX(-50%);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:#fff;
  align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-drawer{
  display:none;
  position:absolute;left:0;right:0;top:100%;
  background:rgba(16,21,46,.98);
  border-bottom:1px solid rgba(255,255,255,.1);
  padding:12px 20px 20px;
  backdrop-filter:blur(16px);
}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:12px 14px;border-radius:10px;
  color:rgba(255,255,255,.82);font-weight:600;
}
.mobile-drawer a:hover,.mobile-drawer a:focus{background:rgba(255,255,255,.08);color:#fff}
.mobile-drawer a.active{background:rgba(255,180,0,.16);color:#ffd166}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:800;font-size:.95rem;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn-gold{background:linear-gradient(135deg,#ffb400 0%,#ffd166 100%);color:#1a1f3d;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.42)}
.btn-outline{border-color:rgba(255,255,255,.46);color:#fff;background:rgba(255,255,255,.04)}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);transform:translateY(-2px)}
.btn-line{border-color:#dce1ee;background:#f7f8fc;color:#1a1f3d}
.btn-line:hover{background:#eef1f9;border-color:#c9d0e3;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:.86rem}

/* ============ Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;color:#fff;background:#0d1228;
  padding:calc(var(--header-h) + 66px) 0 74px;
}
.cat-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.4;filter:saturate(.85);
  transform:scale(1.04);
}
.cat-hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(9,13,32,.82) 0%,rgba(13,18,40,.74) 46%,rgba(13,18,40,.96) 100%),
    radial-gradient(circle at 16% 18%,rgba(255,180,0,.2),transparent 36%),
    radial-gradient(circle at 86% 8%,rgba(57,224,208,.16),transparent 32%);
}
.cat-hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center;
}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:.8rem;color:rgba(255,255,255,.55);margin-bottom:20px;
}
.crumb a{color:rgba(255,255,255,.72)}
.crumb a:hover{color:var(--gold-soft)}
.crumb span{color:rgba(255,255,255,.34)}
.cat-hero h1{
  font-size:clamp(1.95rem,4.2vw,3.1rem);
  line-height:1.22;font-weight:900;letter-spacing:-.02em;
  text-shadow:0 8px 30px rgba(0,0,0,.28);
}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.cat-hero-lead{
  margin-top:20px;color:rgba(255,255,255,.78);font-size:1rem;line-height:1.9;max-width:600px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.tag-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:.8rem;font-weight:600;
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.07);
  color:#ffe2a1;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

.hero-panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-lg);
  padding:16px;
  box-shadow:0 24px 60px rgba(5,8,22,.45);
  backdrop-filter:blur(8px);
}
.hero-panel figure{margin:0;border-radius:14px;overflow:hidden;position:relative}
.hero-panel figure img{width:100%;height:218px;object-fit:cover}
.hero-panel figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,18,40,0) 40%,rgba(13,18,40,.72) 100%);
}
.panel-caption{
  position:absolute;left:16px;right:16px;bottom:12px;z-index:2;
  font-size:.84rem;color:rgba(255,255,255,.88);font-weight:600;
}
.panel-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}
.panel-stat{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  border-radius:12px;padding:12px 10px;text-align:center;
}
.panel-stat strong{display:block;font-size:1.25rem;color:var(--gold);line-height:1.2}
.panel-stat span{display:block;font-size:.72rem;color:rgba(255,255,255,.6);margin-top:4px;letter-spacing:.04em}

/* ============ Section 基础 ============ */
.section{padding:80px 0;background:#fff}
.section--tint{background:linear-gradient(180deg,#f7f8fc 0%,#eef1f9 100%)}
.section--dark{background:linear-gradient(160deg,#151a36 0%,#1a1f3d 58%,#11162e 100%);color:#fff}
.section-head{max-width:780px;margin-bottom:38px}
.section-head.center{margin-inline:auto;text-align:center}
.section-head h2{
  margin-top:14px;font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.28;
  color:var(--ink);letter-spacing:-.01em;font-weight:900;
}
.section-head p{margin-top:14px;color:var(--muted);font-size:.98rem;line-height:1.9}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head p{color:rgba(255,255,255,.68)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:.75rem;font-weight:800;
  letter-spacing:.14em;color:#9a6a00;background:#fff3d1;border:1px solid #ffe2a8;
  border-radius:999px;padding:6px 12px;
}
.section--dark .eyebrow{color:#ffd166;background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.28)}

/* ============ 数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:34px;
}
.stat-box{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s,border-color .22s;
}
.stat-box:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#cfd7ea}
.stat-box b{display:block;font-size:1.75rem;color:var(--ink);line-height:1.1;letter-spacing:-.02em}
.stat-box b i{font-style:normal;font-size:1rem;color:var(--gold);margin-left:2px}
.stat-box span{display:block;margin-top:8px;font-size:.85rem;color:var(--muted)}

/* ============ 图鉴卡片 ============ */
.atlas-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.atlas-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .24s,box-shadow .24s,border-color .24s;
}
.atlas-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:#cfd7ea}
.atlas-thumb{position:relative;overflow:hidden;height:170px}
.atlas-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.atlas-card:hover .atlas-thumb img{transform:scale(1.06)}
.atlas-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,21,46,0) 45%,rgba(16,21,46,.68) 100%);
}
.atlas-badge{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 12px;border-radius:999px;font-size:.72rem;font-weight:800;
  background:linear-gradient(135deg,#ffb400,#ffd166);color:#1a1f3d;
  box-shadow:0 6px 16px rgba(255,180,0,.3);
}
.atlas-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.atlas-body h3{font-size:1.08rem;color:var(--ink);font-weight:800;line-height:1.4}
.atlas-body p{font-size:.9rem;color:var(--muted);line-height:1.8}
.atlas-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px dashed var(--line);font-size:.78rem;color:#8590ac;
}
.atlas-meta .rate{color:#b47c00;font-weight:800}

/* ============ 机制流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:8px}
.flow-item{
  position:relative;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);
  padding:26px 22px;transition:transform .24s,border-color .24s,background .24s;
}
.flow-item:hover{transform:translateY(-5px);border-color:rgba(255,180,0,.5);background:rgba(255,255,255,.08)}
.flow-num{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#ffb400,#ffd166);color:#1a1f3d;
  font-weight:900;font-size:.95rem;margin-bottom:16px;
  box-shadow:0 8px 20px rgba(255,180,0,.25);
}
.flow-item h3{font-size:1.02rem;color:#fff;font-weight:800;margin-bottom:8px}
.flow-item p{font-size:.88rem;color:rgba(255,255,255,.66);line-height:1.85}

/* ============ 波段对照 ============ */
.band-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.band-note{
  background:#fffaf0;border:1px solid #ffe2a8;border-radius:var(--radius);
  padding:22px;margin-top:22px;
}
.band-note h3{font-size:.98rem;color:#8a5f00;font-weight:800;margin-bottom:10px}
.band-note p{font-size:.88rem;color:#7b6a45;line-height:1.85}
.band-list{display:flex;flex-direction:column;gap:14px}
.band-row{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow);
  display:grid;grid-template-columns:150px 1fr 92px;gap:18px;align-items:center;
  transition:border-color .22s,transform .22s,box-shadow .22s;
}
.band-row:hover{border-color:#cfd7ea;transform:translateX(4px);box-shadow:var(--shadow-hover)}
.band-name{font-weight:800;color:var(--ink);font-size:.95rem}
.band-name small{display:block;font-weight:500;font-size:.76rem;color:#8590ac;margin-top:2px}
.band-track{height:10px;border-radius:999px;background:#eef1f9;overflow:hidden}
.band-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#39e0d0,#ffb400)}
.band-fill.f2{background:linear-gradient(90deg,#ffb400,#ffd166)}
.band-fill.f3{background:linear-gradient(90deg,#ff9f1c,#ff6b6b)}
.band-fill.f4{background:linear-gradient(90deg,#ffd166,#ff5722)}
.band-val{text-align:right;font-weight:900;color:#b47c00;font-size:.95rem}

/* ============ 进阶路径 ============ */
.path-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:52px;align-items:start}
.path-side h2{font-size:clamp(1.55rem,2.8vw,2.1rem);line-height:1.3;color:var(--ink);font-weight:900;margin-top:14px}
.path-side p{margin-top:16px;color:var(--muted);font-size:.95rem;line-height:1.9}
.path-list{display:flex;flex-direction:column;gap:16px}
.path-item{
  display:grid;grid-template-columns:56px 1fr;gap:18px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.path-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#cfd7ea}
.path-icon{
  width:56px;height:56px;border-radius:14px;display:grid;place-items:center;
  background:#eef1f9;color:var(--ink);font-weight:900;font-size:1rem;
}
.path-item:nth-child(1) .path-icon{background:rgba(57,224,208,.16);color:#127f75}
.path-item:nth-child(2) .path-icon{background:#fff3d1;color:#9a6a00}
.path-item:nth-child(3) .path-icon{background:rgba(255,180,0,.18);color:#8a5f00}
.path-item h3{font-size:1.02rem;color:var(--ink);font-weight:800;margin-bottom:6px}
.path-item p{font-size:.9rem;color:var(--muted);line-height:1.85}
.path-item ul{margin-top:10px;display:flex;flex-wrap:wrap;gap:8px}
.path-item ul li{
  font-size:.76rem;color:#5a6488;background:#f2f4fb;border:1px solid #e6eaf5;
  border-radius:999px;padding:4px 11px;
}

/* ============ 精选条目 ============ */
.pick-list{display:flex;flex-direction:column;gap:22px}
.pick-item{
  display:grid;grid-template-columns:280px 1fr;gap:28px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .24s,box-shadow .24s,border-color .24s;
}
.pick-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#cfd7ea}
.pick-media{position:relative;overflow:hidden;min-height:200px}
.pick-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.pick-item:hover .pick-media img{transform:scale(1.05)}
.pick-media .atlas-badge{left:14px;top:14px}
.pick-body{padding:26px 28px 26px 0;display:flex;flex-direction:column;gap:10px}
.pick-body h3{font-size:1.15rem;color:var(--ink);font-weight:800;line-height:1.4}
.pick-body p{font-size:.92rem;color:var(--muted);line-height:1.85}
.pick-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.pick-tags span{
  font-size:.75rem;color:#5a6488;background:#f2f4fb;border:1px solid #e6eaf5;
  border-radius:999px;padding:4px 11px;
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin-inline:auto}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
  transition:border-color .22s,box-shadow .22s;
}
.faq-item[open]{border-color:#ffd166;box-shadow:0 14px 32px rgba(255,180,0,.14)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  font-weight:800;color:var(--ink);font-size:.98rem;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:none;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;background:#f2f4fb;color:#5a6488;
  font-weight:900;font-size:1rem;transition:background .2s,color .2s,transform .2s;
}
.faq-item[open] summary::after{content:"−";background:var(--gold);color:#1a1f3d}
.faq-item summary:hover::after{background:#e6eaf5}
.faq-item .faq-answer{padding:0 24px 22px;color:var(--muted);font-size:.92rem;line-height:1.9}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;color:#fff;
  padding:70px 0;
  background:linear-gradient(135deg,#1a1f3d 0%,#252b52 52%,#131936 100%);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 12% 24%,rgba(255,180,0,.24),transparent 38%),
    radial-gradient(circle at 88% 76%,rgba(57,224,208,.18),transparent 40%);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-text h2{font-size:clamp(1.5rem,2.8vw,2.1rem);font-weight:900;line-height:1.3;letter-spacing:-.01em}
.cta-text p{margin-top:12px;color:rgba(255,255,255,.72);font-size:.95rem;line-height:1.85;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ Footer ============ */
.site-footer{
  background:#0f142c;color:rgba(255,255,255,.72);
  padding:64px 0 26px;font-size:.9rem;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:40px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:.88rem;line-height:1.9;color:rgba(255,255,255,.58);max-width:360px}
.footer-col h3{
  font-size:.86rem;color:#fff;font-weight:800;letter-spacing:.08em;
  margin-bottom:16px;
}
.footer-col a{
  display:block;padding:6px 0;color:rgba(255,255,255,.62);font-size:.88rem;
  transition:color .2s,transform .2s;
}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;font-size:.8rem;color:rgba(255,255,255,.44);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-panel{max-width:520px}
  .atlas-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .band-wrap{grid-template-columns:1fr;gap:30px}
  .path-layout{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .main-nav{display:none}
  .nav-actions .btn-ghost{display:none}
  .menu-toggle{display:flex}
  .cat-hero{padding:calc(var(--header-h) + 46px) 0 56px}
  .section{padding:60px 0}
  .atlas-grid{grid-template-columns:1fr}
  .pick-item{grid-template-columns:1fr}
  .pick-body{padding:22px 22px 26px}
  .pick-media{min-height:180px}
  .band-row{grid-template-columns:1fr;gap:10px}
  .band-val{text-align:left}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-band{padding:56px 0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{width:calc(100% - 32px)}
  .cat-hero h1{font-size:1.72rem}
  .cat-hero-lead{font-size:.93rem}
  .hero-actions .btn{width:100%}
  .panel-stats{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .path-item{grid-template-columns:1fr;gap:12px}
  .atlas-thumb{height:150px}
  .btn{padding:12px 20px;font-size:.9rem}
  .cta-actions .btn{width:100%}
  .faq-item summary{padding:16px 18px;font-size:.92rem}
  .faq-item .faq-answer{padding:0 18px 18px}
}

/* roulang page: category2 */
:root{
  --ink:#1a1f3d;
  --ink-deep:#10152e;
  --ink-soft:#252b52;
  --gold:#ffb400;
  --gold-soft:#ffd166;
  --cyan:#39e0d0;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --text:#1d2340;
  --muted:#66708f;
  --line:#e3e6f0;
  --radius:12px;
  --radius-lg:20px;
  --shadow:0 8px 24px rgba(26,31,61,.08);
  --shadow-hover:0 16px 36px rgba(26,31,61,.14);
  --container:1180px;
  --header-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
section[id],div[id]{scroll-margin-top:96px}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}

/* ============ Header ============ */
.site-header{
  position:fixed;
  inset:0 0 auto;
  z-index:100;
  background:rgba(17,22,46,.58);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-solid{
  background:rgba(17,22,46,.96);
  box-shadow:0 10px 30px rgba(7,10,25,.25);
}
.nav-wrap{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px;position:relative}
.brand{display:flex;align-items:center;gap:12px;color:#fff;flex:none}
.brand-mark{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,#ffb400,#ffd166);
  color:#1a1f3d;font-weight:900;font-size:1.25rem;
  box-shadow:0 6px 18px rgba(255,180,0,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;font-weight:800;letter-spacing:.02em;font-size:1.06rem}
.brand-text small{font-size:.68rem;color:rgba(255,255,255,.6);font-weight:500;letter-spacing:.12em}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:10px 16px;border-radius:999px;
  color:rgba(255,255,255,.76);font-size:.95rem;font-weight:600;
  transition:color .2s,background .2s;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:4px;width:18px;height:2px;border-radius:2px;
  background:var(--gold);transform:translateX(-50%);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);
  color:#fff;cursor:pointer;transition:background .2s,border-color .2s;
}
.menu-toggle:hover{background:rgba(255,255,255,.16)}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;margin:3px auto}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:800;font-size:.95rem;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn-gold{background:linear-gradient(135deg,#ffb400 0%,#ffd166 100%);color:#1a1f3d;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.42)}
.btn-outline{border-color:rgba(255,255,255,.46);color:#fff;background:rgba(255,255,255,.04)}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);transform:translateY(-2px)}
.btn-line{border-color:#dce1ee;background:#f7f8fc;color:#1a1f3d}
.btn-line:hover{background:#eef1f9;border-color:#c9d0e3;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:.86rem}

/* ============ Category Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;color:#fff;background:#0d1228;
  padding:calc(var(--header-h) + 76px) 0 88px;
}
.cat-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.85);transform:scale(1.02)}
.cat-hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(9,13,32,.88) 0%,rgba(13,18,40,.76) 46%,rgba(13,18,40,.97) 100%),
    radial-gradient(circle at 80% 16%,rgba(57,224,208,.16),transparent 42%),
    radial-gradient(circle at 10% 6%,rgba(255,180,0,.18),transparent 38%);
}
.cat-hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;
}
.crumb{display:flex;align-items:center;gap:10px;font-size:.82rem;color:rgba(255,255,255,.56);margin-bottom:20px}
.crumb a{transition:color .2s}
.crumb a:hover{color:var(--gold-soft)}
.crumb span[aria-current]{color:rgba(255,255,255,.86);font-weight:600}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  border:1px solid rgba(255,180,0,.4);background:rgba(255,180,0,.12);
  color:#ffd166;font-size:.8rem;font-weight:700;letter-spacing:.1em;
}
.cat-hero h1{
  margin-top:22px;font-size:clamp(2rem,4.4vw,3.35rem);line-height:1.2;
  font-weight:900;letter-spacing:-.02em;text-shadow:0 10px 30px rgba(0,0,0,.28);
}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.cat-hero-lead{margin-top:22px;max-width:620px;color:rgba(255,255,255,.78);font-size:1.02rem;line-height:1.92}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag{
  padding:6px 14px;border-radius:999px;font-size:.78rem;font-weight:600;
  color:rgba(255,255,255,.8);background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);transition:background .2s,color .2s,border-color .2s;
}
.tag:hover{background:rgba(255,180,0,.16);color:#ffd166;border-color:rgba(255,180,0,.4)}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.cat-hero-panel{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-lg);
  padding:14px;
  box-shadow:0 22px 50px rgba(4,8,24,.42);
  backdrop-filter:blur(6px);
}
.panel-shot{border-radius:var(--radius);overflow:hidden;position:relative}
.panel-shot img{width:100%;height:232px;object-fit:cover;transition:transform .5s ease}
.cat-hero-panel:hover .panel-shot img{transform:scale(1.05)}
.panel-shot figcaption{
  position:absolute;inset:auto 0 0 0;padding:26px 16px 12px;
  font-size:.8rem;color:#fff;font-weight:600;
  background:linear-gradient(180deg,rgba(9,13,32,0),rgba(9,13,32,.86));
}
.panel-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.panel-stat{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
  border-radius:10px;padding:12px 14px;
}
.panel-stat strong{display:block;font-size:1.22rem;color:var(--gold);line-height:1.2}
.panel-stat span{font-size:.72rem;color:rgba(255,255,255,.6);letter-spacing:.04em}

/* ============ Sections ============ */
.section{padding:82px 0;background:#fff}
.section--tint{background:linear-gradient(180deg,#f7f8fc 0%,#eef1f9 100%)}
.section--dark{background:linear-gradient(160deg,#151a36 0%,#1a1f3d 58%,#11162e 100%);color:#fff}
.section-head{max-width:780px;margin-bottom:40px}
.section-head.center{margin-inline:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:.75rem;font-weight:800;
  letter-spacing:.14em;color:#9a6a00;background:#fff3d1;border:1px solid #ffe2a8;
  border-radius:999px;padding:6px 13px;
}
.section--dark .eyebrow{color:#ffd166;background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.28)}
.section-head h2{
  margin-top:16px;font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.3;
  color:var(--ink);letter-spacing:-.01em;
}
.section--dark .section-head h2{color:#fff}
.section-head p{margin-top:14px;color:var(--muted);font-size:1rem;line-height:1.9}
.section--dark .section-head p{color:rgba(255,255,255,.68)}

/* ============ Stats bar ============ */
.stats-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.stat-cell{padding:28px 24px;border-left:1px solid var(--line);transition:background .25s}
.stat-cell:first-child{border-left:0}
.stat-cell:hover{background:#fafbff}
.stat-cell strong{
  display:block;font-size:1.9rem;font-weight:900;line-height:1.15;
  color:var(--ink);letter-spacing:-.02em;
}
.stat-cell strong i{font-style:normal;color:var(--gold);font-size:1.1rem;margin-left:2px}
.stat-cell span{display:block;margin-top:6px;font-size:.86rem;color:var(--muted)}

/* ============ Timeline ============ */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.tl-item{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:28px 22px 26px;
  box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s,border-color .25s;
}
.tl-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#f2d9a6}
.tl-num{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  font-weight:900;font-size:.95rem;color:#1a1f3d;
  background:linear-gradient(135deg,#ffb400,#ffd166);
  box-shadow:0 6px 16px rgba(255,180,0,.28);
}
.tl-item h3{margin-top:16px;font-size:1.08rem;color:var(--ink);font-weight:800}
.tl-item p{margin-top:10px;font-size:.9rem;color:var(--muted);line-height:1.85}
.tl-meta{
  display:inline-block;margin-top:14px;font-size:.74rem;font-weight:700;
  color:#8a6a10;background:#fff5da;border:1px solid #ffe6b0;
  border-radius:999px;padding:4px 11px;
}

/* ============ Card grid ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s,border-color .25s;
  display:flex;flex-direction:column;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#d7ddee}
.feature-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(26,31,61,.92),rgba(37,43,82,.92));
  color:var(--gold);font-weight:900;font-size:1rem;
}
.feature-card h3{margin-top:18px;font-size:1.08rem;color:var(--ink);font-weight:800}
.feature-card p{margin-top:10px;font-size:.92rem;color:var(--muted);line-height:1.88}
.feature-list{margin-top:16px;display:grid;gap:8px}
.feature-list li{
  position:relative;padding-left:18px;font-size:.88rem;color:#4b5477;line-height:1.8;
}
.feature-list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(135deg,var(--gold),var(--cyan));
}

/* ============ Routes ============ */
.route-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.route-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s;
  display:flex;flex-direction:column;
}
.route-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.route-media{position:relative;overflow:hidden}
.route-media img{width:100%;height:214px;object-fit:cover;transition:transform .5s ease}
.route-card:hover .route-media img{transform:scale(1.06)}
.route-badge{
  position:absolute;left:16px;top:16px;padding:6px 13px;border-radius:999px;
  font-size:.74rem;font-weight:800;letter-spacing:.06em;
  background:rgba(16,21,46,.82);color:#ffd166;border:1px solid rgba(255,180,0,.45);
  backdrop-filter:blur(4px);
}
.route-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}
.route-body h3{font-size:1.16rem;color:var(--ink);font-weight:800}
.route-body > p{margin-top:10px;font-size:.93rem;color:var(--muted);line-height:1.88}
.route-points{margin-top:16px;display:grid;gap:9px}
.route-points li{
  display:flex;gap:10px;font-size:.88rem;color:#4b5477;line-height:1.75;
}
.route-points li b{color:var(--ink);font-weight:800;flex:none;min-width:56px}

/* ============ Rate table ============ */
.rate-table{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:#fff;box-shadow:var(--shadow);
}
.rate-row{
  display:grid;grid-template-columns:1.05fr .95fr 1.5fr 1.3fr;gap:16px;
  padding:17px 24px;border-top:1px solid var(--line);
  font-size:.92rem;color:#4b5477;align-items:center;
  transition:background .2s;
}
.rate-row:hover{background:#fafbff}
.rate-row.head{
  border-top:0;background:#eef1f9;font-weight:800;color:var(--ink);
  font-size:.8rem;letter-spacing:.08em;padding:15px 24px;
}
.rate-row b{color:var(--ink);font-weight:800}
.rate-row .range{color:#8a6a10;font-weight:800;background:#fff5da;border:1px solid #ffe6b0;border-radius:999px;padding:3px 12px;display:inline-block;font-size:.84rem}
.rate-note{margin-top:16px;font-size:.85rem;color:var(--muted)}

/* ============ Article list ============ */
.article-list{display:grid;gap:16px}
.article-item{
  display:grid;grid-template-columns:186px 1fr;gap:24px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;box-shadow:0 4px 16px rgba(26,31,61,.05);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.article-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#d7ddee}
.article-thumb{border-radius:10px;overflow:hidden}
.article-thumb img{width:100%;height:124px;object-fit:cover;transition:transform .5s ease}
.article-item:hover .article-thumb img{transform:scale(1.07)}
.article-body h3{font-size:1.04rem;color:var(--ink);font-weight:800;line-height:1.5}
.article-body p{margin-top:8px;font-size:.89rem;color:var(--muted);line-height:1.85}
.article-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.article-meta span{
  font-size:.72rem;font-weight:700;color:#5b6488;background:#f1f3fa;
  border:1px solid var(--line);border-radius:999px;padding:3px 11px;
}

/* ============ Misconception ============ */
.mis-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.mis-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:0 4px 16px rgba(26,31,61,.05);
  transition:border-color .25s,box-shadow .25s;
}
.mis-card:hover{border-color:#f2d9a6;box-shadow:var(--shadow)}
.mis-card h3{font-size:1rem;color:var(--ink);font-weight:800}
.mis-line{margin-top:14px;display:flex;gap:10px;font-size:.88rem;line-height:1.8}
.mis-line em{
  font-style:normal;flex:none;font-weight:800;font-size:.74rem;letter-spacing:.06em;
  border-radius:6px;padding:2px 9px;height:22px;line-height:18px;
}
.mis-bad em{color:#b23a2f;background:#fdecea;border:1px solid #f8cfc9}
.mis-bad span{color:#8b6460}
.mis-good em{color:#1f7a63;background:#e6f7f1;border:1px solid #bfe9dc}
.mis-good span{color:#4b5477}
.term-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.term{
  font-size:.8rem;font-weight:700;color:#3f4870;background:#fff;
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
  transition:color .2s,border-color .2s,background .2s,transform .2s;
}
.term:hover{color:#8a6a10;border-color:#ffd98a;background:#fffaf0;transform:translateY(-2px)}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:0 3px 14px rgba(26,31,61,.05);
  transition:border-color .25s,box-shadow .25s;
}
.faq-item[open]{border-color:#f2d9a6;box-shadow:var(--shadow)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 24px;
  display:flex;justify-content:space-between;align-items:center;gap:18px;
  font-weight:800;color:var(--ink);font-size:1rem;transition:color .2s;
}
.faq-item summary:hover{color:#8a6a10}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:none;font-size:1.35rem;line-height:1;color:var(--gold);font-weight:700;
  transition:transform .25s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 24px 22px;margin:0;color:var(--muted);font-size:.93rem;line-height:1.9}

/* ============ Closing ============ */
.closing{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(140deg,#141936 0%,#1a1f3d 52%,#10152e 100%);
  padding:80px 0;
}
.closing::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 84% 18%,rgba(57,224,208,.16),transparent 42%),
    radial-gradient(circle at 12% 82%,rgba(255,180,0,.16),transparent 44%);
}
.closing-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.closing h2{margin-top:16px;font-size:clamp(1.55rem,3vw,2.2rem);line-height:1.35;color:#fff;letter-spacing:-.01em}
.closing p{margin-top:14px;color:rgba(255,255,255,.72);font-size:.98rem;line-height:1.9;max-width:640px}
.closing-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.closing-box{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-lg);padding:26px 24px;
}
.closing-box h3{font-size:.96rem;color:#fff;font-weight:800;letter-spacing:.04em}
.closing-box ul{margin-top:16px;display:grid;gap:12px}
.closing-box li{
  display:flex;justify-content:space-between;gap:14px;font-size:.88rem;
  color:rgba(255,255,255,.72);padding-bottom:12px;
  border-bottom:1px dashed rgba(255,255,255,.16);
}
.closing-box li:last-child{border-bottom:0;padding-bottom:0}
.closing-box li b{color:var(--gold);font-weight:800;flex:none}

/* ============ Footer ============ */
.site-footer{
  background:#0d1228;color:rgba(255,255,255,.72);
  padding:64px 0 26px;border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{align-items:flex-start;color:#fff}
.footer-brand .brand-text{font-size:1rem;line-height:1.35}
.footer-brand .brand-text small{font-size:.7rem;color:rgba(255,255,255,.5);letter-spacing:.1em;font-weight:500;margin-top:4px}
.footer-brand p{margin-top:18px;font-size:.87rem;line-height:1.9;color:rgba(255,255,255,.58);max-width:380px}
.footer-col h3{font-size:.92rem;color:#fff;font-weight:800;letter-spacing:.06em;margin-bottom:16px}
.footer-col a{
  display:block;font-size:.87rem;color:rgba(255,255,255,.6);
  padding:6px 0;transition:color .2s,transform .2s;
}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:.79rem;color:rgba(255,255,255,.42);
}

/* ============ Responsive ============ */
@media (max-width:1024px){
  .cat-hero-inner{grid-template-columns:1fr;gap:42px}
  .cat-hero-lead{max-width:none}
  .cat-hero-panel{max-width:520px}
  .timeline{grid-template-columns:1fr 1fr}
  .card-grid{grid-template-columns:1fr 1fr}
  .stats-bar{grid-template-columns:1fr 1fr}
  .stat-cell:nth-child(3){border-left:0}
  .stat-cell:nth-child(n+3){border-top:1px solid var(--line)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
  .closing-inner{grid-template-columns:1fr;gap:34px}
}
@media (max-width:860px){
  .main-nav{
    position:absolute;top:calc(var(--header-h) + 8px);left:16px;right:16px;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(16,21,46,.98);
    border:1px solid rgba(255,255,255,.16);
    border-radius:16px;padding:12px;
    box-shadow:0 22px 44px rgba(4,8,24,.5);
    display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 16px;border-radius:10px}
  .nav-link.active::after{display:none}
  .menu-toggle{display:block}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .cat-hero{padding:calc(var(--header-h) + 52px) 0 62px}
  .timeline{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .route-grid{grid-template-columns:1fr}
  .mis-grid{grid-template-columns:1fr}
  .article-item{grid-template-columns:1fr;gap:16px}
  .article-thumb img{height:180px}
  .rate-row{grid-template-columns:1fr;gap:8px;padding:18px 20px;font-size:.9rem}
  .rate-row.head{display:none}
  .rate-row b::before{content:"难度档 · ";color:var(--muted);font-weight:600}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
  .closing{padding:60px 0}
}
@media (max-width:520px){
  .container{width:calc(100% - 32px)}
  .cat-hero h1{font-size:1.85rem}
  .cat-hero-lead{font-size:.95rem}
  .cat-hero-actions .btn{width:100%}
  .stats-bar{grid-template-columns:1fr}
  .stat-cell{border-left:0}
  .stat-cell + .stat-cell{border-top:1px solid var(--line)}
  .panel-stats{grid-template-columns:1fr}
  .article-thumb img{height:150px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .brand-text{font-size:.96rem}
  .section-head h2{font-size:1.45rem}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-deep:#10152e;
 --ink-soft:#252b52;
 --gold:#ffb400;
 --gold-soft:#ffd166;
 --cyan:#39e0d0;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --text:#1d2340;
 --muted:#66708f;
 --line:#e3e6f0;
 --radius:12px;
 --radius-lg:20px;
 --shadow:0 8px 24px rgba(26,31,61,.08);
 --shadow-hover:0 16px 36px rgba(26,31,61,.14);
 --container:1180px;
 --header-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.7;
 -webkit-font-smoothing:antialiased;
 overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
section[id]{scroll-margin-top:92px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:8px}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}

/* Header */
.site-header{
 position:fixed;
 inset:0 0 auto;
 z-index:100;
 background:rgba(17,22,46,.58);
 backdrop-filter:blur(16px);
 -webkit-backdrop-filter:blur(16px);
 border-bottom:1px solid rgba(255,255,255,.12);
 transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-solid{
 background:rgba(17,22,46,.96);
 box-shadow:0 10px 30px rgba(7,10,25,.25);
}
.nav-wrap{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;flex:none}
.brand-mark{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(135deg,#ffb400,#ffd166);
 color:#1a1f3d;font-weight:900;font-size:1.25rem;
 box-shadow:0 6px 18px rgba(255,180,0,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;font-weight:800;letter-spacing:.02em;font-size:1.06rem}
.brand-text small{font-size:.68rem;color:rgba(255,255,255,.6);font-weight:500;letter-spacing:.12em}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
 position:relative;padding:10px 16px;border-radius:999px;
 color:rgba(255,255,255,.76);font-size:.95rem;font-weight:600;
 transition:color .2s,background .2s;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-link.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-link.active::after{
 content:"";position:absolute;left:50%;bottom:4px;width:18px;height:2px;border-radius:2px;
 background:var(--gold);transform:translateX(-50%);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.btn-ghost{border:1px solid rgba(255,180,0,.65);color:#ffd166;background:transparent;padding:10px 18px;font-size:.9rem}
.btn-ghost:hover{background:rgba(255,180,0,.12)}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:#fff;cursor:pointer;place-items:center;line-height:1}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}

/* Buttons */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:800;font-size:.95rem;line-height:1;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn-gold{background:linear-gradient(135deg,#ffb400 0%,#ffd166 100%);color:#1a1f3d;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.4)}
.btn-outline{border-color:rgba(255,255,255,.46);color:#fff;background:rgba(255,255,255,.04)}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);transform:translateY(-2px)}
.btn-line{border-color:#dce1ee;background:#f7f8fc;color:#1a1f3d}
.btn-line:hover{background:#eef1f9;border-color:#c9d0e3;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:.86rem}

/* Cat Hero */
.cat-hero{
 position:relative;overflow:hidden;background:#0d1228;color:#fff;
 padding:calc(var(--header-h) + 64px) 0 70px;
}
.cat-hero .hero-bg{
 position:absolute;inset:0;
 background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
 transform:scale(1.05);
 filter:saturate(.88);
}
.cat-hero .hero-overlay{
 position:absolute;inset:0;
 background:
 linear-gradient(180deg,rgba(9,13,32,.84) 0%,rgba(13,18,40,.78) 48%,rgba(13,18,40,.95) 100%),
 radial-gradient(circle at 14% 18%,rgba(255,180,0,.2),transparent 36%),
 radial-gradient(circle at 86% 8%,rgba(57,224,208,.16),transparent 32%);
}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,.88fr);gap:52px;align-items:center}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.82rem;color:rgba(255,255,255,.58);letter-spacing:.02em}
.breadcrumb a{transition:color .2s}
.breadcrumb a:hover{color:var(--gold-soft)}
.breadcrumb .sep{color:rgba(255,255,255,.3)}
.cat-hero h1{
 margin-top:18px;font-size:clamp(1.9rem,4.2vw,3.05rem);line-height:1.2;
 font-weight:900;letter-spacing:-.02em;text-shadow:0 8px 28px rgba(0,0,0,.28);
}
.cat-hero h1 span{color:var(--gold)}
.cat-hero .lead{margin-top:18px;max-width:640px;color:rgba(255,255,255,.78);font-size:1rem;line-height:1.9}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag-pill{
 display:inline-flex;align-items:center;gap:6px;
 padding:6px 14px;border-radius:999px;font-size:.79rem;font-weight:700;
 background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.86);
}
.tag-pill--gold{background:rgba(255,180,0,.16);border-color:rgba(255,180,0,.45);color:#ffd166}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.quick-card{
 display:block;padding:18px 18px 16px;border-radius:14px;
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
 backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
 transition:background .22s,border-color .22s,transform .22s,box-shadow .22s;
}
.quick-card strong{display:block;color:#fff;font-size:.98rem;font-weight:800;letter-spacing:.01em}
.quick-card span{display:block;margin-top:6px;font-size:.78rem;line-height:1.6;color:rgba(255,255,255,.6)}
.quick-card:hover{background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.5);transform:translateY(-3px);box-shadow:0 14px 28px rgba(0,0,0,.24)}

/* Sections */
.section{padding:84px 0;background:#fff}
.section--tint{background:linear-gradient(180deg,#f7f8fc 0%,#eef1f9 100%)}
.section--dark{background:linear-gradient(160deg,#151a36 0%,#1a1f3d 58%,#11162e 100%);color:#fff}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.center{margin-inline:auto;text-align:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;font-size:.76rem;font-weight:800;
 letter-spacing:.14em;color:#9a6a00;background:#fff3d1;border:1px solid #ffe2a8;
 border-radius:999px;padding:6px 12px;
}
.section--dark .eyebrow,.join-panel .eyebrow{color:#ffd166;background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.28)}
.section-head h2{margin-top:14px;font-size:clamp(1.65rem,3.2vw,2.4rem);line-height:1.25;color:var(--ink);letter-spacing:-.01em}
.section--dark .section-head h2{color:#fff}
.section-head p{margin-top:14px;color:var(--muted);font-size:1rem;line-height:1.85}
.section--dark .section-head p{color:rgba(255,255,255,.68)}

/* Stat strip */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s,border-color .22s;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#cfd6ea}
.stat-card strong{display:block;font-size:1.85rem;line-height:1.15;color:var(--ink);font-weight:900;letter-spacing:-.01em}
.stat-card strong em{font-style:normal;font-size:1rem;color:var(--gold);margin-left:2px}
.stat-card span{display:block;margin-top:8px;font-size:.85rem;color:var(--muted)}
.stat-card small{display:block;margin-top:10px;font-size:.76rem;color:#9a6a00;background:#fff6de;border-radius:8px;padding:4px 10px;width:fit-content}

/* Schedule */
.schedule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.schedule-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
 transition:transform .22s,box-shadow .22s;
}
.schedule-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.schedule-thumb{position:relative;overflow:hidden}
.schedule-thumb img{width:100%;height:176px;object-fit:cover;transition:transform .4s}
.schedule-card:hover .schedule-thumb img{transform:scale(1.05)}
.schedule-time{
 position:absolute;left:14px;top:14px;padding:5px 12px;border-radius:999px;
 background:rgba(13,18,40,.82);color:#ffd166;font-size:.76rem;font-weight:800;letter-spacing:.04em;
 backdrop-filter:blur(4px);
}
.schedule-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.schedule-body h3{font-size:1.12rem;line-height:1.4;color:var(--ink);font-weight:800}
.schedule-body p{font-size:.9rem;color:var(--muted);line-height:1.8}
.schedule-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px}

/* Feature block */
.feature-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px;align-items:center}
.feature-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-hover)}
.feature-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.feature-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(13,18,40,0) 45%,rgba(13,18,40,.72) 100%);
}
.feature-badge{
 position:absolute;left:18px;bottom:18px;z-index:2;
 display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
 background:rgba(255,180,0,.94);color:#1a1f3d;font-weight:800;font-size:.82rem;
}
.feature-copy h2{font-size:clamp(1.5rem,2.9vw,2.15rem);line-height:1.3;color:var(--ink);margin-top:14px;letter-spacing:-.01em}
.feature-copy p{margin-top:16px;color:var(--muted);font-size:.98rem;line-height:1.9}
.feature-list{margin-top:24px;display:grid;gap:14px}
.feature-list li{
 display:flex;gap:12px;align-items:flex-start;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;
 box-shadow:0 2px 10px rgba(26,31,61,.04);
}
.feature-list .dot{
 flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 background:linear-gradient(135deg,#ffb400,#ffd166);color:#1a1f3d;font-weight:900;font-size:.8rem;
}
.feature-list strong{display:block;color:var(--ink);font-size:.94rem}
.feature-list span{display:block;margin-top:2px;color:var(--muted);font-size:.85rem;line-height:1.75}

/* Ranking */
.rank-board{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.rank-head{
 display:grid;grid-template-columns:56px minmax(0,1fr) 140px 110px;gap:16px;
 padding:16px 24px;background:#f2f4fa;border-bottom:1px solid var(--line);
 font-size:.78rem;font-weight:800;letter-spacing:.08em;color:#7a839f;
}
.rank-row{
 display:grid;grid-template-columns:56px minmax(0,1fr) 140px 110px;gap:16px;
 align-items:center;padding:18px 24px;border-bottom:1px solid var(--line);
 transition:background .2s;
}
.rank-row:last-child{border-bottom:none}
.rank-row:hover{background:#f8f9fd}
.rank-no{
 width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
 background:#eef1f9;color:#4a5480;font-weight:900;font-size:.86rem;
}
.rank-row:nth-child(2) .rank-no{background:linear-gradient(135deg,#ffb400,#ffd166);color:#1a1f3d}
.rank-row:nth-child(3) .rank-no{background:#dfe4f3;color:#3c4570}
.rank-row:nth-child(4) .rank-no{background:#f2e6d3;color:#8a6330}
.rank-name{display:flex;flex-direction:column;gap:3px;min-width:0}
.rank-name strong{font-size:.96rem;color:var(--ink);font-weight:800}
.rank-name span{font-size:.78rem;color:var(--muted)}
.rank-score{font-weight:900;color:var(--ink);font-size:1rem;letter-spacing:.01em}
.rank-score em{font-style:normal;font-size:.72rem;color:var(--muted);font-weight:600;margin-left:4px}
.rank-stable{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--muted)}
.rank-stable b{color:#1c8f6a;font-weight:800}
.bar{flex:1;height:6px;border-radius:999px;background:#e8ecf6;overflow:hidden;min-width:38px}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#ffb400,#39e0d0)}

/* Rules dark */
.rule-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.rule-card{
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius);padding:26px 24px;transition:background .22s,border-color .22s,transform .22s;
}
.rule-card:hover{background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.42);transform:translateY(-4px)}
.rule-card h3{font-size:1.06rem;color:#fff;font-weight:800;display:flex;align-items:center;gap:10px}
.rule-card h3 b{
 width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 background:rgba(255,180,0,.18);color:#ffd166;font-size:.78rem;
}
.rule-card p{margin-top:12px;font-size:.9rem;line-height:1.85;color:rgba(255,255,255,.66)}
.rule-note{
 margin-top:26px;display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;
 padding:20px 24px;border-radius:var(--radius);
 background:rgba(255,180,0,.08);border:1px solid rgba(255,180,0,.26);
 font-size:.88rem;color:rgba(255,255,255,.78);
}
.rule-note strong{color:#ffd166}

/* Player cards */
.player-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.player-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s;
}
.player-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.player-top{display:flex;align-items:center;gap:14px}
.avatar{
 width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
 background:linear-gradient(135deg,#1a1f3d,#333a66);color:#ffd166;font-weight:900;font-size:1.05rem;
}
.player-top h3{font-size:1rem;color:var(--ink);font-weight:800}
.player-top span{display:block;font-size:.78rem;color:var(--muted);margin-top:2px}
.player-card p{margin-top:16px;font-size:.9rem;color:var(--muted);line-height:1.85}
.player-stats{display:flex;gap:18px;margin-top:18px;padding-top:16px;border-top:1px dashed var(--line)}
.player-stats div{flex:1}
.player-stats strong{display:block;font-size:1.05rem;color:var(--ink);font-weight:900}
.player-stats span{font-size:.75rem;color:var(--muted)}

/* Review timeline */
.review-list{display:grid;gap:18px}
.review-item{
 display:grid;grid-template-columns:170px minmax(0,1fr);gap:22px;align-items:center;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:18px;box-shadow:0 4px 16px rgba(26,31,61,.05);
 transition:transform .22s,box-shadow .22s;
}
.review-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.review-item img{width:100%;height:112px;object-fit:cover;border-radius:10px}
.review-body h3{font-size:1.02rem;color:var(--ink);font-weight:800}
.review-body p{margin-top:8px;font-size:.88rem;color:var(--muted);line-height:1.8}
.review-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.review-meta span{
 font-size:.75rem;color:#5b6venue;color:#5b6484;background:#f2f4fa;border-radius:999px;padding:4px 11px;
}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:0 3px 12px rgba(26,31,61,.04);overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:#ffd98a;box-shadow:0 10px 26px rgba(255,180,0,.14)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:20px 24px;font-weight:800;color:var(--ink);
 font-size:1rem;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 background:#f2f4fa;color:#4a5480;font-weight:900;font-size:1rem;transition:background .2s,color .2s,transform .2s;
}
.faq-item[open] summary::after{content:"−";background:linear-gradient(135deg,#ffb400,#ffd166);color:#1a1f3d}
.faq-item p{padding:0 24px 22px;color:var(--muted);font-size:.92rem;line-height:1.9}

/* Join panel */
.join-panel{
 border-radius:var(--radius-lg);padding:52px 48px;
 background:linear-gradient(135deg,#1a1f3d 0%,#252b52 62%,#141a35 100%);
 color:#fff;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
 gap:36px;align-items:center;box-shadow:0 24px 54px rgba(16,21,46,.28);
 position:relative;overflow:hidden;
}
.join-panel::before{
 content:"";position:absolute;width:420px;height:420px;right:-120px;top:-160px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.22),transparent 68%);
}
.join-panel h2{position:relative;font-size:clamp(1.5rem,2.8vw,2.05rem);line-height:1.3;margin-top:14px;color:#fff}
.join-panel p{position:relative;margin-top:14px;color:rgba(255,255,255,.7);font-size:.96rem;line-height:1.9;max-width:560px}
.join-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.join-actions .btn-line{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3);color:#fff}
.join-actions .btn-line:hover{background:rgba(255,255,255,.16)}

/* Footer */
.site-footer{background:linear-gradient(160deg,#151a36 0%,#10152e 100%);color:rgba(255,255,255,.72);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:36px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:.9rem;line-height:1.9;color:rgba(255,255,255,.55);max-width:380px}
.footer-col h3{color:#fff;font-size:.95rem;margin-bottom:14px;font-weight:800;letter-spacing:.02em}
.footer-col a{display:block;font-size:.88rem;color:rgba(255,255,255,.6);padding:6px 0;transition:color .2s,transform .2s}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px)}
.footer-bottom{
 display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
 margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
 font-size:.8rem;color:rgba(255,255,255,.42);
}

/* Responsive */
@media (max-width:1024px){
 .cat-hero-inner{grid-template-columns:1fr;gap:34px}
 .quick-grid{grid-template-columns:repeat(4,1fr)}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .schedule-grid{grid-template-columns:1fr 1fr}
 .feature-grid{grid-template-columns:1fr;gap:32px}
 .player-grid{grid-template-columns:1fr 1fr}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
 .join-panel{grid-template-columns:1fr;padding:44px 34px}
 .join-actions{justify-content:flex-start}
}
@media (max-width:900px){
 .main-nav{
  position:fixed;top:var(--header-h);left:0;right:0;
  flex-direction:column;align-items:stretch;gap:0;
  background:rgba(17,22,46,.98);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  padding:10px 20px 20px;border-bottom:1px solid rgba(255,255,255,.12);
  display:none;
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:14px 12px;border-radius:10px}
 .nav-link.active::after{display:none}
 .menu-toggle{display:grid}
 .nav-actions .btn-ghost{display:none}
}
@media (max-width:768px){
 .section{padding:64px 0}
 .cat-hero{padding:calc(var(--header-h) + 46px) 0 54px}
 .quick-grid{grid-template-columns:1fr 1fr}
 .schedule-grid{grid-template-columns:1fr}
 .player-grid{grid-template-columns:1fr}
 .rule-grid{grid-template-columns:1fr}
 .rank-head{display:none}
 .rank-row{grid-template-columns:44px minmax(0,1fr) 116px;gap:12px;padding:16px 18px}
 .rank-stable{display:none}
 .review-item{grid-template-columns:1fr;gap:14px}
 .review-item img{height:150px}
 .footer-grid{grid-template-columns:1fr 1fr}
 .join-panel{padding:36px 24px}
}
@media (max-width:520px){
 .container{width:calc(100% - 32px)}
 .stat-strip{grid-template-columns:1fr}
 .hero-actions .btn,.join-actions .btn{width:100%}
 .quick-grid{grid-template-columns:1fr}
 .rank-row{grid-template-columns:36px minmax(0,1fr)}
 .rank-score{display:none}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{font-size:.75rem}
 .brand-text{font-size:.98rem}
 .brand-text small{font-size:.62rem}
}