/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-2:#232a52;
  --ink-3:#2f3768;
  --gold:#ffb400;
  --gold-deep:#c98c00;
  --gold-soft:#fff4d6;
  --cyan:#3ddad7;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --text:#1b2038;
  --muted:#666d92;
  --line:#e4e7f2;
  --radius:12px;
  --radius-lg:20px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(26,31,61,.06);
  --shadow:0 10px 26px rgba(26,31,61,.09);
  --shadow-lg:0 24px 56px rgba(26,31,61,.18);
  --container:1180px;
  --ease:cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:4px}
.container{width:min(100% - 40px,var(--container));margin-inline:auto}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;font-weight:800;font-size:15px;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-gold{background:linear-gradient(135deg,#ffc63d,#ffb400 55%,#ef9f00);color:#241a02;box-shadow:0 10px 24px rgba(255,180,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.6)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(19,23,50,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.09);
}
.nav-wrap{position:relative;display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(140deg,#ffd166,#ffb400);
  color:#241a00;font-weight:900;font-size:19px;
  display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{color:#fff;font-weight:800;font-size:17px;letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
  position:relative;padding:9px 14px;border-radius:9px;
  color:rgba(255,255,255,.76);font-size:15px;font-weight:600;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{color:var(--gold)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--gold);
}
.phase-bar{display:flex;align-items:center;gap:6px;margin-left:auto}
.phase-chip{
  font-size:12px;font-weight:800;padding:4px 11px;border-radius:999px;
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.6);white-space:nowrap;
}
.phase-chip.is-warm{color:#ffd166;border-color:rgba(255,209,102,.45);background:rgba(255,180,0,.1)}
.phase-chip.is-live{color:#06302f;background:var(--cyan);border-color:transparent}
.nav-cta{padding:10px 20px;font-size:14px}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);
  flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:70px 0 86px}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/0057227a3453c468.webp') center/cover no-repeat;
  opacity:.4;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(900px 460px at 12% 6%,rgba(61,218,215,.22),transparent 62%),
    radial-gradient(760px 420px at 92% 96%,rgba(255,180,0,.18),transparent 60%),
    linear-gradient(158deg,rgba(16,20,42,.95),rgba(26,31,61,.86) 52%,rgba(15,19,40,.96));
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.04fr .96fr;gap:46px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:.08em;
  color:var(--gold);background:rgba(255,180,0,.11);
  border:1px solid rgba(255,180,0,.34);
  padding:6px 15px;border-radius:999px;
}
.hero h1{font-size:clamp(29px,3.5vw,46px);line-height:1.25;margin:20px 0 18px;letter-spacing:-.02em}
.hero-lead{color:rgba(255,255,255,.79);font-size:16.5px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:26px;margin-top:32px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hero-points li{display:flex;flex-direction:column;gap:2px}
.hero-points b{font-size:23px;color:var(--gold);font-weight:900;letter-spacing:-.02em}
.hero-points span{font-size:13px;color:rgba(255,255,255,.6)}

.lane-panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.15);
  border-radius:22px;padding:24px;
  backdrop-filter:blur(10px);
  box-shadow:var(--shadow-lg);
}
.lane-panel h2{font-size:16.5px;color:#fff}
.panel-sub{font-size:13px;color:rgba(255,255,255,.56);margin-top:6px}
.lane-list{display:flex;flex-direction:column;gap:12px;margin-top:18px}
.lane{
  display:block;padding:16px;border-radius:14px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.13);
  transition:transform .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.lane:hover{transform:translateY(-2px);border-color:rgba(255,180,0,.55);background:rgba(255,255,255,.1)}
.lane.is-pick{
  order:-1;
  background:linear-gradient(135deg,rgba(255,180,0,.2),rgba(255,180,0,.05));
  border-color:rgba(255,180,0,.62);
  box-shadow:0 10px 26px rgba(255,180,0,.16);
}
.lane-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.lane-name{font-weight:800;font-size:15px;color:#fff}
.lane-tag{font-size:11px;font-weight:900;padding:3px 10px;border-radius:999px;background:var(--gold);color:#241a00;white-space:nowrap}
.lane p{font-size:13px;color:rgba(255,255,255,.72);margin-top:8px;line-height:1.62}
.lane-foot{margin-top:10px;font-size:12.5px;font-weight:800;color:var(--gold)}

/* ============ 版块基础 ============ */
.section{padding:72px 0}
.section-alt{background:#fff}
.section-dark{background:var(--ink);color:#fff}
.section-head{max-width:780px;margin-bottom:38px}
.section-head.center{margin-inline:auto;text-align:center}
.section-kicker{
  display:inline-block;font-size:12.5px;font-weight:900;letter-spacing:.12em;
  color:var(--gold-deep);padding:4px 0;
}
.section-dark .section-kicker{color:var(--gold)}
.section-head h2{font-size:clamp(23px,2.4vw,32px);margin-top:8px;color:var(--ink)}
.section-dark .section-head h2{color:#fff}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px}
.section-dark .section-head p{color:rgba(255,255,255,.68)}

.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d2d8ea}
.card h3{font-size:17px;color:var(--ink)}
.card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75}
.card-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(255,180,0,.22),rgba(255,180,0,.06));
  color:var(--gold-deep);font-size:19px;font-weight:900;margin-bottom:16px;
}

.chip{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:800;padding:4px 12px;border-radius:999px;background:var(--gold-soft);color:#8a5d00}
.chip-cyan{background:rgba(61,218,215,.16);color:#0d6a68}
.chip-ink{background:rgba(26,31,61,.08);color:var(--ink-2)}

/* ============ 指标看板 ============ */
.stat{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius);padding:24px 20px;text-align:center;
  transition:transform .22s var(--ease),background .22s var(--ease);
}
.stat:hover{transform:translateY(-4px);background:rgba(255,255,255,.09)}
.stat b{display:block;font-size:31px;color:var(--gold);font-weight:900;letter-spacing:-.02em}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:rgba(255,255,255,.62)}

/* ============ 时段卡 ============ */
.slot-card{position:relative;padding-top:30px;overflow:hidden}
.slot-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--gold),var(--cyan));
}
.slot-time{font-size:15px;font-weight:900;color:var(--ink);letter-spacing:.01em}
.slot-card p{margin-top:10px}

/* ============ 分类入口 ============ */
.cat-card{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#d2d8ea}
.cat-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.cat-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.cat-card:hover .cat-media img{transform:scale(1.07)}
.cat-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,20,42,0) 42%,rgba(16,20,42,.78))}
.cat-badge{
  position:absolute;left:16px;top:16px;z-index:2;
  font-size:12px;font-weight:900;padding:4px 12px;border-radius:999px;
  background:rgba(255,180,0,.94);color:#241a00;
}
.cat-body{padding:20px 22px 24px}
.cat-body h3{font-size:17.5px;color:var(--ink)}
.cat-body p{margin-top:9px;font-size:14px;color:var(--muted);line-height:1.72}
.cat-more{margin-top:15px;display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:900;color:var(--gold-deep)}
.cat-card:hover .cat-more{color:var(--gold)}

/* ============ 打法对比 ============ */
.compare{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.compare-row{display:grid;grid-template-columns:1.05fr 1fr 1fr;border-bottom:1px solid var(--line)}
.compare-row:last-child{border-bottom:0}
.compare-row > div{padding:17px 22px;font-size:14.5px}
.compare-head{background:#eef1f9;font-weight:900;color:var(--ink);font-size:13.5px}
.compare-head > div:last-child{color:var(--gold-deep)}
.compare-bad{color:#9c4a32;background:#fff9f6}
.compare-good{color:#146a4b;background:#f3fbf7;font-weight:700}
.compare-key{font-weight:800;color:var(--ink-2)}

/* ============ 组队开团 ============ */
.team-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:start}
.team-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-sm)}
.team-main h3{font-size:20px;color:var(--ink)}
.team-main p{margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.8}
.steps{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.step{display:flex;gap:14px;align-items:flex-start}
.step-num{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  background:var(--ink);color:var(--gold);font-size:13px;font-weight:900;
  display:grid;place-items:center;
}
.step b{display:block;font-size:14.5px;color:var(--ink)}
.step span{font-size:13.5px;color:var(--muted);line-height:1.65}
.progress{height:10px;border-radius:999px;background:#e8ebf5;overflow:hidden;margin-top:12px}
.progress i{display:block;height:100%;width:68%;border-radius:999px;background:linear-gradient(90deg,#ffb400,#ffd166)}
.progress-meta{display:flex;justify-content:space-between;margin-top:8px;font-size:12.5px;color:var(--muted);font-weight:700}
.party-list{display:flex;flex-direction:column;gap:12px;margin-top:18px}
.party{
  display:flex;align-items:center;gap:14px;padding:15px 18px;
  border:1px solid var(--line);border-radius:var(--radius);background:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.party:hover{border-color:var(--gold);box-shadow:var(--shadow-sm);transform:translateX(3px)}
.party-dot{width:10px;height:10px;border-radius:50%;background:var(--cyan);flex-shrink:0;box-shadow:0 0 0 4px rgba(61,218,215,.18)}
.party-body{flex:1;min-width:0}
.party-body b{display:block;font-size:14.5px;color:var(--ink)}
.party-body span{font-size:12.5px;color:var(--muted)}
.party-need{font-size:12px;font-weight:900;color:var(--gold-deep);white-space:nowrap}

/* ============ 流派 ============ */
.school{position:relative;overflow:hidden}
.school::after{
  content:"";position:absolute;right:-30px;bottom:-40px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.16),transparent 70%);
}
.school h3{display:flex;align-items:center;gap:10px}
.school .chip{margin-top:0}
.school ul{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.school li{font-size:13.5px;color:var(--muted);padding-left:16px;position:relative;line-height:1.7}
.school li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--gold)}

/* ============ 口碑 ============ */
.quote{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:16px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.quote:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.quote p{font-size:14.5px;color:#3a4166;line-height:1.85}
.quote footer{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);font-weight:800}
.avatar{
  width:34px;height:34px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(140deg,var(--ink-3),var(--ink));
  color:var(--gold);display:grid;place-items:center;font-size:13px;font-weight:900;
}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:30px;max-width:820px}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--gold),rgba(255,180,0,.14));
}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:7px;width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--gold);
}
.tl-item h3{font-size:16px;color:var(--ink)}
.tl-item p{font-size:14px;color:var(--muted);margin-top:6px;line-height:1.75}

/* ============ 资讯列表 ============ */
.news-layout{display:grid;grid-template-columns:1.62fr .88fr;gap:28px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;box-shadow:var(--shadow-sm);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.news-item:hover{transform:translateX(4px);border-color:#cfd6e9;box-shadow:var(--shadow)}
.news-item h3{font-size:16.5px;color:var(--ink);line-height:1.5}
.news-item p{font-size:14px;color:var(--muted);margin-top:8px;line-height:1.72}
.news-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:12px;font-size:12.5px;color:#8b91ae}
.news-meta span{display:inline-flex;align-items:center;gap:5px}
.news-side{
  background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:26px;
  box-shadow:var(--shadow-lg);
}
.news-side h3{font-size:16px;color:#fff}
.news-side .side-sub{font-size:13px;color:rgba(255,255,255,.58);margin-top:8px;line-height:1.7}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag-cloud span{
  font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.8);
}
.side-note{margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);font-size:13px;color:rgba(255,255,255,.62);line-height:1.75}
.empty-note{
  background:#fff;border:1px dashed #cfd6e9;border-radius:var(--radius);
  padding:26px;font-size:14.5px;color:var(--muted);
}

/* ============ 保障 ============ */
.guard{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow-sm);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.guard:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.guard-mark{
  flex-shrink:0;width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:rgba(61,218,215,.16);color:#0d6a68;font-weight:900;font-size:15px;
}
.guard b{display:block;font-size:15px;color:var(--ink)}
.guard p{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.7}

/* ============ FAQ ============ */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 22px;box-shadow:var(--shadow-sm);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq details[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow)}
.faq summary{
  font-weight:800;font-size:15.5px;color:var(--ink);cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:20px;font-weight:900;color:var(--gold-deep);line-height:1;transition:transform .2s var(--ease)}
.faq details[open] summary::after{content:"–"}
.faq p{margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.85}

/* ============ 预约表单 ============ */
.form-wrap{
  display:grid;grid-template-columns:.92fr 1.08fr;gap:34px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px;box-shadow:var(--shadow);
}
.form-copy h2{font-size:clamp(22px,2.2vw,28px);color:var(--ink)}
.form-copy p{margin-top:14px;font-size:14.5px;color:var(--muted);line-height:1.85}
.form-copy ul{margin-top:20px;display:flex;flex-direction:column;gap:10px}
.form-copy li{font-size:14px;color:var(--ink-2);display:flex;gap:9px;align-items:flex-start}
.form-copy li::before{content:"✓";color:var(--gold-deep);font-weight:900}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1 / -1}
.field label{font-size:13.5px;font-weight:800;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  background:#fafbff;font-size:14.5px;color:var(--text);font-family:inherit;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field input::placeholder{color:#a2a8c2}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--gold);background:#fff;box-shadow:0 0 0 3px rgba(255,180,0,.18);
}
.form-hint{grid-column:1 / -1;font-size:12.5px;color:#8b91ae;line-height:1.7}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.13)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-text{font-size:17px}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:400px}
.site-footer h4{color:#fff;font-size:14.5px;margin-bottom:16px;letter-spacing:.02em}
.site-footer li{font-size:14px;margin-bottom:11px}
.site-footer a{color:rgba(255,255,255,.7)}
.site-footer a:hover{color:var(--gold)}
.footer-bottom{
  padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.46);line-height:1.8;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:38px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .team-wrap{grid-template-columns:1fr}
  .form-wrap{grid-template-columns:1fr;padding:28px}
  .phase-bar{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:960px){
  .nav-toggle{display:flex}
  .main-nav{
    position:absolute;top:calc(100% + 1px);left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    background:#171c3c;padding:14px 20px 20px;
    border-bottom:1px solid rgba(255,255,255,.12);
    box-shadow:0 18px 40px rgba(0,0,0,.4);
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 14px;border-radius:10px}
  .nav-link.is-active::after{display:none}
  .nav-link.is-active{background:rgba(255,180,0,.14)}
  .nav-cta{display:none}
  .brand-text{font-size:15.5px}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .hero{padding:50px 0 62px}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .compare{overflow-x:auto}
  .compare-row{grid-template-columns:170px 1fr 1fr;min-width:540px}
  .compare-row > div{padding:14px 16px;font-size:14px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .form-grid{grid-template-columns:1fr}
  .hero-points{gap:20px}
  .card,.quote,.guard{padding:20px}
  .team-main,.form-wrap{padding:22px}
  .news-side{padding:22px}
}
@media (max-width:520px){
  .container{width:min(100% - 28px,var(--container))}
  .hero h1{font-size:27px}
  .hero-actions .btn{width:100%}
  .hero-points b{font-size:20px}
  .stat b{font-size:26px}
  .lane-panel{padding:18px}
  .cat-body{padding:18px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category1 */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-deep:#c98c00;
 --gold-soft:#fff4d6;
 --cyan:#3ddad7;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --text:#1b2038;
 --muted:#666d92;
 --line:#e4e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-sm:8px;
 --shadow-sm:0 2px 8px rgba(26,31,61,.06);
 --shadow:0 10px 26px rgba(26,31,61,.09);
 --shadow-lg:0 24px 56px rgba(26,31,61,.18);
 --container:1180px;
 --ease:cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 background:var(--bg);
 color:var(--text);
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,li,figure,fieldset{margin:0;padding:0}
ul,ol{list-style:none}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px;border-radius:6px}
.container{width:min(100% - 40px,var(--container));margin-inline:auto}

/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:999px;font-weight:800;font-size:15px;
 border:1px solid transparent;white-space:nowrap;cursor:pointer;
 transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-gold{background:linear-gradient(135deg,#ffc63d,#ffb400 55%,#ef9f00);color:#241a02;box-shadow:0 10px 24px rgba(255,180,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.6)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}

/* ============ 顶部导航 ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(19,23,50,.94);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid rgba(255,255,255,.09);
}
.nav-wrap{position:relative;display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;flex-shrink:0;
 background:linear-gradient(140deg,#ffd166,#ffb400);
 color:#241a00;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{color:#fff;font-weight:800;font-size:17px;letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
 position:relative;padding:9px 14px;border-radius:9px;
 color:rgba(255,255,255,.76);font-size:15px;font-weight:600;
 transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{color:var(--gold)}
.nav-link.is-active::after{
 content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--gold);
}
.phase-bar{display:flex;align-items:center;gap:6px;margin-left:auto}
.phase-chip{
 font-size:12px;font-weight:800;padding:4px 11px;border-radius:999px;
 border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.6);white-space:nowrap;
}
.phase-chip.is-warm{color:#ffd166;border-color:rgba(255,209,102,.45);background:rgba(255,180,0,.1)}
.phase-chip.is-live{color:#06302f;background:var(--cyan);border-color:transparent}
.nav-cta{padding:10px 20px;font-size:14px}
.nav-toggle{
 display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
 border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);
 flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:64px 0 78px}
.hero-bg{
 position:absolute;inset:0;
 background:url('/assets/images/fbc92820d0168593.webp') center/cover no-repeat;
 opacity:.34;
}
.hero::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background:
 radial-gradient(900px 460px at 10% 4%,rgba(61,218,215,.2),transparent 62%),
 radial-gradient(760px 420px at 94% 98%,rgba(255,180,0,.16),transparent 60%),
 linear-gradient(158deg,rgba(16,20,42,.96),rgba(26,31,61,.88) 52%,rgba(15,19,40,.96));
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:start}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:.06em;
 color:var(--gold);background:rgba(255,180,0,.11);
 border:1px solid rgba(255,180,0,.34);
 padding:6px 15px;border-radius:999px;
}
.hero h1{font-size:clamp(28px,3.3vw,42px);line-height:1.28;margin:20px 0 18px;letter-spacing:-.02em;font-weight:900}
.hero-lead{color:rgba(255,255,255,.8);font-size:16.5px;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:32px;margin-top:32px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hero-points li{display:flex;flex-direction:column;gap:2px}
.hero-points b{font-size:24px;color:var(--gold);font-weight:900;letter-spacing:-.02em}
.hero-points span{font-size:13px;color:rgba(255,255,255,.6)}

/* Hero 侧面板 */
.hero-panel{
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);
 padding:24px;
 box-shadow:0 22px 48px rgba(8,11,28,.42);
 backdrop-filter:blur(6px);
}
.panel-head{
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 font-size:14px;font-weight:800;color:rgba(255,255,255,.86);
 padding-bottom:14px;margin-bottom:18px;border-bottom:1px dashed rgba(255,255,255,.18);
}
.panel-head em{font-style:normal;font-size:12px;font-weight:800;color:var(--cyan);background:rgba(61,218,215,.14);padding:3px 10px;border-radius:999px}
.ring-wrap{display:flex;align-items:center;gap:20px}
.ring{
 width:112px;height:112px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
 background:conic-gradient(var(--gold) calc(var(--p) * 1%),rgba(255,255,255,.12) 0);
 position:relative;
}
.ring::before{content:"";position:absolute;inset:11px;border-radius:50%;background:#1c2244}
.ring span{position:relative;z-index:1;font-size:26px;font-weight:900;color:#fff;letter-spacing:-.03em}
.ring span i{font-style:normal;font-size:13px;color:var(--gold);margin-left:1px}
.ring-info strong{display:block;font-size:15px;color:#fff;margin-bottom:4px}
.ring-info p{font-size:13px;color:rgba(255,255,255,.62);line-height:1.6}
.tier-list{margin-top:20px;display:flex;flex-direction:column;gap:8px}
.tier-list li{
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
 border-radius:var(--radius-sm);padding:9px 14px;font-size:14px;
}
.tier-list li.is-top{background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.42)}
.tier-name{color:rgba(255,255,255,.82);font-weight:700}
.tier-list li.is-top .tier-name{color:#ffd166}
.tier-score{color:var(--gold);font-weight:900;font-size:14px}
.panel-btn{width:100%;margin-top:18px}
.panel-note{font-size:12.5px;color:rgba(255,255,255,.5);margin-top:10px;text-align:center}

/* ============ 版块基础 ============ */
.section{padding:74px 0}
.section-alt{background:#fff}
.section-dark{background:var(--ink);color:#fff}
.section-head{max-width:800px;margin-bottom:38px}
.section-head.center{margin-inline:auto;text-align:center}
.section-kicker{
 display:inline-block;font-size:12.5px;font-weight:900;letter-spacing:.12em;
 color:var(--gold-deep);
}
.section-dark .section-kicker{color:var(--gold)}
.section-head h2{
 font-size:clamp(23px,2.4vw,32px);line-height:1.35;margin:10px 0 12px;
 letter-spacing:-.02em;font-weight:900;color:var(--ink);
}
.section-dark .section-head h2{color:#fff}
.section-sub{color:var(--muted);font-size:15.5px;max-width:720px}
.section-dark .section-sub{color:rgba(255,255,255,.68)}

/* ============ 指标看板 ============ */
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);
 transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.metric-card b{display:block;font-size:34px;line-height:1.15;font-weight:900;color:var(--ink);letter-spacing:-.03em}
.metric-card b i{font-style:normal;font-size:16px;color:var(--gold-deep);margin-left:3px}
.metric-card h3{font-size:15px;font-weight:800;margin:10px 0 6px;color:var(--ink)}
.metric-card p{font-size:13.5px;color:var(--muted);line-height:1.65}

/* ============ 规则模块矩阵 ============ */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.matrix-card{
 position:relative;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:26px 24px 24px;box-shadow:var(--shadow-sm);
 overflow:hidden;
 transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.matrix-card::before{
 content:"";position:absolute;left:0;top:0;height:3px;width:100%;
 background:linear-gradient(90deg,var(--gold),rgba(61,218,215,.8));
 opacity:0;transition:opacity .25s var(--ease);
}
.matrix-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(26,31,61,.16)}
.matrix-card:hover::before{opacity:1}
.matrix-num{
 display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
 background:var(--ink);color:var(--gold);font-weight:900;font-size:14px;
}
.matrix-card h3{font-size:17.5px;font-weight:900;margin:14px 0 8px;color:var(--ink)}
.matrix-card p{font-size:14px;color:var(--muted);line-height:1.7}
.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.tag{
 font-size:12px;font-weight:800;padding:4px 10px;border-radius:999px;
 background:var(--gold-soft);color:var(--gold-deep);border:1px solid rgba(255,180,0,.32);
}
.tag.is-cool{background:rgba(61,218,215,.12);color:#177f7d;border-color:rgba(61,218,215,.36)}

/* ============ 分值速查 ============ */
.board-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:26px;align-items:start}
.score-table{
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius-lg);overflow:hidden;
}
.score-row{
 display:grid;grid-template-columns:1.25fr .7fr .9fr;gap:10px;
 padding:13px 20px;font-size:14px;color:rgba(255,255,255,.82);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.score-row:last-child{border-bottom:none}
.score-row.head{
 background:rgba(255,255,255,.07);color:rgba(255,255,255,.55);
 font-size:12.5px;font-weight:900;letter-spacing:.08em;
}
.score-row strong{color:var(--gold);font-weight:900}
.score-row .note{color:rgba(255,255,255,.5);font-size:13px}
.board-side{
 background:linear-gradient(160deg,rgba(255,180,0,.16),rgba(61,218,215,.1));
 border:1px solid rgba(255,180,0,.3);border-radius:var(--radius-lg);
 padding:26px 24px;
}
.board-side h3{font-size:18px;font-weight:900;color:#fff;margin-bottom:12px}
.board-side ul{display:flex;flex-direction:column;gap:11px}
.board-side li{
 display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.78);line-height:1.65;
}
.board-side li::before{
 content:"◆";color:var(--gold);font-size:11px;line-height:1.9;flex-shrink:0;
}
.board-side .btn{width:100%;margin-top:22px}

/* ============ 结果对比 ============ */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.compare-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.compare-card.is-best{border-color:rgba(255,180,0,.6);box-shadow:0 14px 34px rgba(255,180,0,.16)}
.compare-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.compare-top h3{font-size:17px;font-weight:900;color:var(--ink)}
.badge{
 font-size:11.5px;font-weight:900;padding:4px 10px;border-radius:999px;
 background:var(--ink);color:#ffd166;letter-spacing:.04em;
}
.badge.is-gold{background:linear-gradient(135deg,#ffc63d,#ffb400);color:#241a02}
.compare-card p{font-size:14px;color:var(--muted);line-height:1.7}
.compare-stats{margin-top:16px;display:flex;flex-direction:column;gap:9px;border-top:1px dashed var(--line);padding-top:16px}
.compare-stats div{display:flex;align-items:center;justify-content:space-between;font-size:13.5px}
.compare-stats span{color:var(--muted)}
.compare-stats b{color:var(--ink);font-weight:900}
.compare-stats b.up{color:#1f8a5b}
.compare-stats b.down{color:#c1503a}

/* ============ 里程碑 ============ */
.timeline{position:relative;padding-left:30px}
.timeline::before{
 content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
 background:linear-gradient(180deg,var(--gold),rgba(61,218,215,.55),rgba(26,31,61,.12));
}
.timeline-item{position:relative;padding:0 0 30px 6px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
 content:"";position:absolute;left:-27px;top:6px;width:12px;height:12px;border-radius:50%;
 background:#fff;border:3px solid var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.14);
}
.timeline-item time{
 display:inline-block;font-size:12.5px;font-weight:900;color:var(--gold-deep);
 background:var(--gold-soft);border:1px solid rgba(255,180,0,.35);
 padding:2px 11px;border-radius:999px;margin-bottom:9px;
}
.timeline-item h3{font-size:16.5px;font-weight:900;color:var(--ink);margin-bottom:6px}
.timeline-item p{font-size:14px;color:var(--muted);line-height:1.7;max-width:760px}

/* ============ 资讯列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.45)}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-2)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:9px;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);font-weight:700}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.news-card h3{font-size:16.5px;font-weight:900;color:var(--ink);line-height:1.5}
.news-card p{font-size:13.8px;color:var(--muted);line-height:1.7}
.news-link{margin-top:auto;padding-top:8px;font-size:13.5px;font-weight:900;color:var(--gold-deep)}
.news-card:hover .news-link{color:var(--ink)}
.empty-note{
 grid-column:1/-1;text-align:center;padding:40px 20px;color:var(--muted);
 background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);font-size:15px;
}

/* ============ 平台保障 ============ */
.assurance-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.assurance-card{
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius);padding:24px 22px;
 transition:transform .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease);
}
.assurance-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.4)}
.assurance-icon{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 background:rgba(255,180,0,.16);color:var(--gold);font-size:17px;font-weight:900;
 border:1px solid rgba(255,180,0,.32);
}
.assurance-card h3{font-size:16px;font-weight:900;color:#fff;margin:14px 0 7px}
.assurance-card p{font-size:13.6px;color:rgba(255,255,255,.66);line-height:1.7}

/* ============ 快速解答 ============ */
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:34px}
.quick-card{
 background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--gold);
 border-radius:var(--radius-sm);padding:18px 20px;box-shadow:var(--shadow-sm);
}
.quick-card h3{font-size:15px;font-weight:900;color:var(--ink);margin-bottom:6px}
.quick-card p{font-size:13.8px;color:var(--muted);line-height:1.7}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin-inline:auto}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;font-size:16px;font-weight:800;color:var(--ink);
 display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:900;color:var(--gold-deep);line-height:1;flex-shrink:0;
 transition:transform .2s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.8}

/* ============ 转化表单 ============ */
.join-panel{
 display:grid;grid-template-columns:1fr 1fr;gap:36px;
 background:linear-gradient(150deg,var(--ink) 0%,var(--ink-3) 100%);
 border-radius:var(--radius-lg);padding:44px;color:#fff;
 box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.join-panel::before{
 content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.3),transparent 68%);
}
.join-copy{position:relative;z-index:1}
.join-copy h2{font-size:clamp(22px,2.3vw,29px);font-weight:900;line-height:1.35;margin-bottom:14px}
.join-copy p{font-size:15px;color:rgba(255,255,255,.72);line-height:1.8}
.join-points{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.join-points li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.8)}
.join-points li::before{content:"✓";color:var(--gold);font-weight:900;flex-shrink:0}
.join-form{position:relative;z-index:1;display:grid;gap:14px;align-content:start}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:800;color:rgba(255,255,255,.75)}
.field input,.field select{
 width:100%;padding:12px 14px;border-radius:var(--radius-sm);
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
 color:#fff;font-size:14.5px;transition:border-color .2s var(--ease),background .2s var(--ease);
}
.field input::placeholder{color:rgba(255,255,255,.42)}
.field input:focus,.field select:focus{
 outline:none;border-color:var(--gold);background:rgba(255,255,255,.13);
}
.field select option{color:#1b2038}
.form-tip{font-size:12.8px;color:rgba(255,255,255,.55);line-height:1.6}
.form-msg{
 display:none;font-size:13.5px;font-weight:800;color:#06302f;
 background:var(--cyan);border-radius:var(--radius-sm);padding:11px 14px;
}
.form-msg.is-show{display:block}

/* ============ 页脚 ============ */
.site-footer{background:#141834;color:rgba(255,255,255,.72);padding:60px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:420px}
.site-footer h4{font-size:14.5px;font-weight:900;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.site-footer ul{display:flex;flex-direction:column;gap:10px}
.site-footer ul a{font-size:14px;color:rgba(255,255,255,.62)}
.site-footer ul a:hover{color:var(--gold)}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
 padding-top:22px;font-size:13px;color:rgba(255,255,255,.45);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:34px}
 .hero-panel{max-width:560px}
 .metrics-grid{grid-template-columns:repeat(2,1fr)}
 .matrix-grid{grid-template-columns:repeat(2,1fr)}
 .compare-grid{grid-template-columns:1fr;gap:16px}
 .board-wrap{grid-template-columns:1fr}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .assurance-grid{grid-template-columns:repeat(2,1fr)}
 .join-panel{grid-template-columns:1fr;padding:36px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
 .footer-grid > div:first-child{grid-column:1/-1}
 .phase-bar{display:none}
 .nav-cta{display:none}
 .nav-toggle{display:flex}
 .main-nav{
  position:absolute;top:calc(100% + 10px);left:0;right:0;
  flex-direction:column;align-items:stretch;gap:4px;
  background:#1b2044;border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:12px;margin:0;
  box-shadow:var(--shadow-lg);
  display:none;
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:12px 14px;font-size:15px;border-radius:10px}
 .nav-link.is-active::after{display:none}
 .nav-link.is-active{background:rgba(255,180,0,.14)}
}
@media (max-width:768px){
 .section{padding:56px 0}
 .hero{padding:48px 0 60px}
 .hero-points{gap:24px}
 .matrix-grid{grid-template-columns:1fr}
 .news-grid{grid-template-columns:1fr}
 .quick-grid{grid-template-columns:1fr}
 .score-row{grid-template-columns:1.1fr .7fr;font-size:13.5px}
 .score-row span.note{display:none}
 .join-panel{padding:28px 22px}
 .brand-text{font-size:15.5px}
}
@media (max-width:520px){
 .container{width:calc(100% - 28px)}
 .hero h1{font-size:25px}
 .hero-lead{font-size:15px}
 .hero-points li b{font-size:21px}
 .ring-wrap{flex-direction:row;gap:16px}
 .ring{width:96px;height:96px}
 .ring span{font-size:22px}
 .metrics-grid{grid-template-columns:1fr}
 .assurance-grid{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}
 .btn{width:100%}
 .hero-actions .btn{width:100%}
 .nav-cta{display:none}
 .faq-item summary{font-size:15px;padding:16px 18px}
 .faq-body{padding:0 18px 18px;font-size:14px}
}

/* roulang page: article */
/* roulang page: article */
:root{
  --ink:#1a1f3d;
  --ink-2:#232a52;
  --ink-3:#2f3768;
  --gold:#ffb400;
  --gold-deep:#c98c00;
  --gold-soft:#fff4d6;
  --cyan:#3ddad7;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --text:#1b2038;
  --muted:#666d92;
  --line:#e4e7f2;
  --radius:12px;
  --radius-lg:20px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(26,31,61,.06);
  --shadow:0 10px 26px rgba(26,31,61,.09);
  --shadow-lg:0 24px 56px rgba(26,31,61,.18);
  --container:1180px;
  --ease:cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p,figure{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,180,0,.7);outline-offset:2px;border-radius:6px}
.container{width:min(100% - 40px,var(--container));margin-inline:auto}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;font-weight:800;font-size:15px;
  border:1px solid transparent;white-space:nowrap;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-gold{background:linear-gradient(135deg,#ffc63d,#ffb400 55%,#ef9f00);color:#241a02;box-shadow:0 10px 24px rgba(255,180,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.6)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(19,23,50,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.09);
}
.nav-wrap{position:relative;display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(140deg,#ffd166,#ffb400);
  color:#241a00;font-weight:900;font-size:19px;
  display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{color:#fff;font-weight:800;font-size:17px;letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
  position:relative;padding:9px 14px;border-radius:9px;
  color:rgba(255,255,255,.76);font-size:15px;font-weight:600;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{color:var(--gold)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--gold);
}
.phase-bar{display:flex;align-items:center;gap:6px;margin-left:auto}
.phase-chip{
  font-size:12px;font-weight:800;padding:4px 11px;border-radius:999px;
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.6);white-space:nowrap;
}
.phase-chip.is-warm{color:#ffd166;border-color:rgba(255,209,102,.45);background:rgba(255,180,0,.1)}
.phase-chip.is-live{color:#06302f;background:var(--cyan);border-color:transparent}
.nav-cta{padding:10px 20px;font-size:14px}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);
  flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 文章头部 ============ */
.article-hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:54px 0 84px}
.article-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/4f7429832fec554a.webp') center/cover no-repeat;
  opacity:.32;
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(860px 440px at 10% 0%,rgba(61,218,215,.22),transparent 62%),
    radial-gradient(720px 400px at 94% 100%,rgba(255,180,0,.18),transparent 60%),
    linear-gradient(158deg,rgba(16,20,42,.95),rgba(26,31,61,.87) 54%,rgba(15,19,40,.97));
}
.article-hero-inner{position:relative;z-index:2;max-width:920px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.58);margin-bottom:20px}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .sep{opacity:.45}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:.08em;
  color:var(--gold);background:rgba(255,180,0,.11);
  border:1px solid rgba(255,180,0,.34);
  padding:6px 15px;border-radius:999px;
}
.article-hero h1{font-size:clamp(26px,3.4vw,42px);line-height:1.28;margin:18px 0 16px;letter-spacing:-.01em}
.article-lead{color:rgba(255,255,255,.78);font-size:16px;line-height:1.85;max-width:800px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;font-size:13.5px;color:rgba(255,255,255,.66)}
.article-meta span{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  padding:5px 14px;border-radius:999px;
}

/* ============ 速览条 ============ */
.tldr-wrap{position:relative;z-index:6;margin-top:-46px}
.tldr{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:26px 28px;
}
.tldr-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px}
.tldr-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:900;
  letter-spacing:.08em;color:#241a00;background:linear-gradient(135deg,#ffd166,#ffb400);
  padding:5px 14px;border-radius:999px;box-shadow:0 6px 14px rgba(255,180,0,.28);
}
.tldr-head p{color:var(--muted);font-size:14.5px;margin:0}
.tldr-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tldr-grid li{
  padding-left:16px;border-left:3px solid rgba(255,180,0,.42);
}
.tldr-grid b{display:block;font-size:15px;color:var(--ink);margin-bottom:6px}
.tldr-grid span{font-size:13.8px;color:var(--muted);line-height:1.8}

/* ============ 版块基础 ============ */
.section{padding:72px 0}
.section-alt{background:#fff}
.section-dark{background:var(--ink);color:#fff}
.section-head{max-width:800px;margin-bottom:34px}
.section-head.center{margin-inline:auto;text-align:center}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:900;letter-spacing:.12em;color:var(--gold-deep);padding:4px 0}
.section-dark .section-kicker{color:var(--gold)}
.section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.35;color:var(--ink);margin:10px 0 12px;letter-spacing:-.01em}
.section-dark .section-head h2{color:#fff}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.85}
.section-dark .section-head p{color:rgba(255,255,255,.68)}

/* ============ 正文卡片 ============ */
.article-shell{max-width:900px;margin-inline:auto}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:38px 42px;
}
.prose{font-size:16.5px;line-height:1.95;color:#2a3050;word-break:break-word}
.prose h2{font-size:23px;margin:36px 0 14px;padding-left:14px;border-left:4px solid var(--gold);line-height:1.45;color:var(--ink)}
.prose h3{font-size:19px;margin:26px 0 10px;color:var(--ink)}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:24px;list-style:revert}
.prose li{margin-bottom:8px}
.prose img{border-radius:var(--radius);margin:20px 0;box-shadow:var(--shadow-sm);height:auto}
.prose a{color:var(--gold-deep);text-decoration:underline;text-underline-offset:3px}
.prose blockquote{margin:22px 0;padding:16px 20px;background:var(--gold-soft);border-left:4px solid var(--gold);border-radius:0 var(--radius) var(--radius) 0;color:#5a4415}
.prose table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.prose th{background:var(--ink);color:#fff;font-weight:700}
.prose tr:nth-child(even) td{background:#fafbff}
.prose:first-child{margin-top:0}
.prose > *:first-child{margin-top:0}
.prose > *:last-child{margin-bottom:0}

/* ============ 空状态 ============ */
.empty-state{
  background:#fff;border:1px dashed #cfd5ea;border-radius:var(--radius-lg);
  padding:52px 30px;text-align:center;box-shadow:var(--shadow-sm);
}
.empty-state h2{font-size:22px;color:var(--ink);margin-bottom:12px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px}

/* ============ 机台对照 ============ */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.compare-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.45)}
.compare-card figure{margin:0;aspect-ratio:16/10;overflow:hidden;background:var(--ink-2)}
.compare-card img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.compare-card:hover img{transform:scale(1.06)}
.compare-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.compare-card h3{font-size:18px;color:var(--ink)}
.compare-card p{color:var(--muted);font-size:14.5px;line-height:1.8}
.compare-card .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px}
.tag{
  display:inline-flex;align-items:center;font-size:12.5px;font-weight:700;
  padding:3px 11px;border-radius:999px;background:var(--gold-soft);
  color:var(--gold-deep);border:1px solid rgba(255,180,0,.34);white-space:nowrap;
}
.tag-cyan{background:rgba(61,218,215,.14);color:#0f7f7d;border-color:rgba(61,218,215,.42)}
.tag-plain{background:#f2f4fb;color:var(--muted);border-color:var(--line)}

/* ============ 流派 ============ */
.school-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.school-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.school-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.school-num{
  width:44px;height:44px;flex-shrink:0;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,#ffd166,#ffb400);color:#241a00;font-weight:900;font-size:17px;
  box-shadow:0 8px 18px rgba(255,180,0,.28);
}
.school-item h3{font-size:17px;color:var(--ink);margin-bottom:6px}
.school-item p{font-size:14.5px;color:var(--muted);line-height:1.85}

/* ============ 时间线 ============ */
.timeline{list-style:none;margin:0;padding:0;max-width:820px}
.timeline li{position:relative;padding:0 0 28px 34px}
.timeline li::before{
  content:"";position:absolute;left:0;top:8px;width:12px;height:12px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.2);
}
.timeline li::after{content:"";position:absolute;left:5px;top:24px;bottom:0;width:2px;background:rgba(255,180,0,.26)}
.timeline li:last-child{padding-bottom:0}
.timeline li:last-child::after{display:none}
.timeline h3{font-size:16.5px;color:#fff;margin-bottom:6px}
.timeline p{font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.85}

/* ============ 延伸阅读 ============ */
.update-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.update-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.update-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.45)}
.update-card h3{font-size:16.5px;color:var(--ink);margin-bottom:8px}
.update-card p{font-size:14px;color:var(--muted);line-height:1.8}
.update-card .more{display:inline-block;margin-top:14px;font-size:13.5px;font-weight:800;color:var(--gold-deep)}
.update-card:hover .more{color:var(--ink)}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s var(--ease)}
.faq-item[open]{border-color:rgba(255,180,0,.5)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:800;color:var(--ink);font-size:16px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:700;color:var(--gold-deep);line-height:1;transition:transform .22s var(--ease)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;margin:0;color:var(--muted);font-size:15px;line-height:1.9}

/* ============ 转化区 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,var(--ink-2),var(--ink) 58%,#151932);
  color:#fff;padding:44px;box-shadow:var(--shadow-lg);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(520px 300px at 88% 8%,rgba(255,180,0,.22),transparent 66%),
    radial-gradient(440px 280px at 2% 100%,rgba(61,218,215,.18),transparent 62%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:36px;align-items:center}
.cta-inner h2{font-size:clamp(21px,2.4vw,28px);line-height:1.4;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.85}
.lead-form{
  display:flex;gap:8px;flex-wrap:wrap;align-items:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  padding:8px;border-radius:999px;
}
.lead-form input{
  flex:1;min-width:120px;border:0;background:transparent;color:#fff;
  padding:12px 18px;font-size:15px;outline:none;font-family:inherit;
}
.lead-form input::placeholder{color:rgba(255,255,255,.45)}
.lead-form .btn{flex-shrink:0}
.form-note{margin-top:14px;font-size:12.8px;color:rgba(255,255,255,.45)}

/* ============ 页脚 ============ */
.site-footer{background:#141833;color:rgba(255,255,255,.72);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:17px;border-radius:10px}
.footer-brand .brand-text{font-size:16px}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:400px}
.site-footer h4{color:#fff;font-size:15px;margin:0 0 14px;font-weight:800}
.site-footer ul{display:flex;flex-direction:column;gap:10px}
.site-footer ul a{font-size:14px;color:rgba(255,255,255,.62)}
.site-footer ul a:hover{color:var(--gold)}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:22px;font-size:13px;color:rgba(255,255,255,.45)}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .phase-bar{display:none}
  .nav-cta{margin-left:auto}
  .tldr-grid{grid-template-columns:repeat(2,1fr)}
  .compare-grid{grid-template-columns:repeat(2,1fr)}
  .update-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:940px){
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .main-nav{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:4px;margin-left:0;
    background:rgba(23,28,58,.98);
    border:1px solid rgba(255,255,255,.12);
    border-radius:14px;padding:12px;box-shadow:var(--shadow-lg);
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 14px;font-size:15.5px}
  .nav-link.is-active::after{display:none}
  .nav-link.is-active{background:rgba(255,180,0,.12)}
  .cta-inner{grid-template-columns:1fr;gap:24px}
  .cta-band{padding:34px 28px}
  .article-card{padding:30px 26px}
  .section{padding:58px 0}
}
@media (max-width:768px){
  .compare-grid{grid-template-columns:1fr}
  .school-grid{grid-template-columns:1fr}
  .update-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid > div:first-child{grid-column:1 / -1}
  .article-hero{padding:44px 0 74px}
  .tldr{padding:22px 20px}
  .tldr-grid{grid-template-columns:1fr;gap:14px}
}
@media (max-width:520px){
  .container{width:calc(100% - 28px)}
  .brand-text{font-size:15px}
  .brand-mark{width:34px;height:34px;font-size:17px}
  .section{padding:46px 0}
  .article-card{padding:24px 18px}
  .prose{font-size:15.8px;line-height:1.9}
  .prose h2{font-size:20px}
  .prose h3{font-size:17.5px}
  .article-hero h1{font-size:24px}
  .lead-form{border-radius:18px;flex-direction:column;align-items:stretch;padding:12px}
  .lead-form .btn{width:100%}
  .lead-form input{padding:12px 10px;text-align:center}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
  .cta-band{padding:28px 20px}
  .faq-item summary{padding:16px 16px;font-size:15px}
  .faq-item p{padding:0 16px 18px}
  .hero-points{gap:18px}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-deep:#c98c00;
 --gold-soft:#fff4d6;
 --cyan:#3ddad7;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --text:#1b2038;
 --muted:#666d92;
 --line:#e4e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-sm:8px;
 --shadow-sm:0 2px 8px rgba(26,31,61,.06);
 --shadow:0 10px 26px rgba(26,31,61,.09);
 --shadow-lg:0 24px 56px rgba(26,31,61,.18);
 --container:1180px;
 --ease:cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 background:var(--bg);
 color:var(--text);
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:3px solid rgba(255,180,0,.7);outline-offset:2px;border-radius:6px}
.container{width:min(100% - 40px,var(--container));margin-inline:auto}

/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:999px;font-weight:800;font-size:15px;
 border:1px solid transparent;white-space:nowrap;
 transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-gold{background:linear-gradient(135deg,#ffc63d,#ffb400 55%,#ef9f00);color:#241a02;box-shadow:0 10px 24px rgba(255,180,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.6)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ============ 顶部导航 ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(19,23,50,.94);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid rgba(255,255,255,.09);
}
.nav-wrap{position:relative;display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;flex-shrink:0;
 background:linear-gradient(140deg,#ffd166,#ffb400);
 color:#241a00;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{color:#fff;font-weight:800;font-size:17px;letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
 position:relative;padding:9px 14px;border-radius:9px;
 color:rgba(255,255,255,.76);font-size:15px;font-weight:600;
 transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{color:var(--gold)}
.nav-link.is-active::after{
 content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--gold);
}
.phase-bar{display:flex;align-items:center;gap:6px;margin-left:auto}
.phase-chip{
 font-size:12px;font-weight:800;padding:4px 11px;border-radius:999px;
 border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.6);white-space:nowrap;
}
.phase-chip.is-warm{color:#ffd166;border-color:rgba(255,209,102,.45);background:rgba(255,180,0,.1)}
.phase-chip.is-live{color:#06302f;background:var(--cyan);border-color:transparent}
.nav-cta{padding:10px 20px;font-size:14px}
.nav-toggle{
 display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
 border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);
 flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 分类 Hero（拼团转化） ============ */
.cat-hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:66px 0 78px}
.cat-hero-bg{
 position:absolute;inset:0;
 background:url('/assets/images/fbc92820d0168593.webp') center/cover no-repeat;
 opacity:.38;
}
.cat-hero::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background:
 radial-gradient(820px 420px at 8% 4%,rgba(61,218,215,.2),transparent 62%),
 radial-gradient(720px 400px at 94% 98%,rgba(255,180,0,.2),transparent 60%),
 linear-gradient(160deg,rgba(16,20,42,.95),rgba(26,31,61,.88) 54%,rgba(15,19,40,.97));
}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:44px;align-items:start}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:16px}
.crumb a{color:rgba(255,255,255,.78)}
.crumb a:hover{color:var(--gold)}
.crumb span{color:rgba(255,255,255,.32)}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:.08em;
 color:var(--gold);background:rgba(255,180,0,.11);
 border:1px solid rgba(255,180,0,.34);
 padding:6px 15px;border-radius:999px;
}
.cat-hero h1{font-size:clamp(28px,3.4vw,44px);line-height:1.26;margin:18px 0 16px;letter-spacing:-.02em}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.cat-lead{color:rgba(255,255,255,.8);font-size:16.5px;max-width:620px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cat-hero-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:28px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14)}
.cat-hero-meta li{display:flex;flex-direction:column;gap:2px}
.cat-hero-meta b{font-size:22px;color:var(--gold);font-weight:900;letter-spacing:-.02em}
.cat-hero-meta span{font-size:13px;color:rgba(255,255,255,.6)}

/* 成团面板 */
.team-panel{
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);
 padding:26px 24px 24px;
 backdrop-filter:blur(8px);
 -webkit-backdrop-filter:blur(8px);
 box-shadow:var(--shadow-lg);
}
.team-panel-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:6px}
.team-panel-top h2{font-size:17px;font-weight:800;color:#fff}
.team-badge{
 font-size:11.5px;font-weight:900;letter-spacing:.04em;
 padding:4px 10px;border-radius:999px;background:var(--cyan);color:#06302f;
}
.team-panel p{font-size:13.5px;color:rgba(255,255,255,.62);line-height:1.7}
.team-slots{display:flex;align-items:center;gap:10px;margin:18px 0 8px}
.slot-avatar{
 width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
 font-weight:900;font-size:14px;color:#241a00;
 background:linear-gradient(140deg,#ffd166,#ffb400);
 box-shadow:0 6px 14px rgba(255,180,0,.28);
}
.slot-empty{
 width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
 font-weight:800;font-size:16px;color:rgba(255,255,255,.45);
 border:1px dashed rgba(255,255,255,.34);background:rgba(255,255,255,.04);
}
.slot-count{margin-left:auto;font-size:13px;font-weight:800;color:var(--gold)}
.team-progress{height:8px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden;margin-top:6px}
.team-progress i{display:block;height:100%;width:66%;border-radius:999px;background:linear-gradient(90deg,#ffd166,#ffb400)}
.team-note{display:flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(255,255,255,.6);margin-top:12px}
.team-note::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);flex-shrink:0}
.team-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
.team-actions .btn{width:100%;padding:11px 10px;font-size:14px;border-radius:10px}
.team-list{margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-direction:column;gap:9px}
.team-list li{display:flex;align-items:center;gap:9px;font-size:13px;color:rgba(255,255,255,.72)}
.team-list li b{color:var(--gold);font-weight:800;min-width:66px;display:inline-block}

/* ============ 版块基础 ============ */
.section{padding:70px 0}
.section-alt{background:#fff}
.section-soft{background:linear-gradient(180deg,#eef0fa,#f5f6fb)}
.section-dark{background:var(--ink);color:#fff}
.section-head{max-width:800px;margin-bottom:36px}
.section-head.center{margin-inline:auto;text-align:center}
.section-kicker{
 display:inline-block;font-size:12.5px;font-weight:900;letter-spacing:.12em;
 color:var(--gold-deep);padding:4px 0;
}
.section-dark .section-kicker{color:var(--gold)}
.section-head h2{font-size:clamp(23px,2.5vw,32px);line-height:1.32;margin:10px 0 12px;letter-spacing:-.01em;color:var(--ink)}
.section-dark .section-head h2{color:#fff}
.section-head p{color:var(--muted);font-size:15.5px}
.section-dark .section-head p{color:rgba(255,255,255,.7)}

/* ============ 指标看板 ============ */
.stat-board{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-sm);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.stat-num{font-size:32px;font-weight:900;letter-spacing:-.03em;color:var(--ink);line-height:1.1}
.stat-num i{font-style:normal;font-size:15px;font-weight:800;color:var(--gold-deep);margin-left:2px}
.stat-card h3{font-size:14.5px;font-weight:800;margin:10px 0 6px;color:var(--ink-2)}
.stat-card p{font-size:13.5px;color:var(--muted);line-height:1.7}

/* ============ 技术矩阵 ============ */
.matrix-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start}
.matrix-aside{
 border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
 box-shadow:var(--shadow);background:#fff;
}
.matrix-aside img{width:100%;height:250px;object-fit:cover}
.matrix-aside-body{padding:22px}
.matrix-aside-body h3{font-size:18px;color:var(--ink);margin-bottom:8px}
.matrix-aside-body p{font-size:14px;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
 font-size:12px;font-weight:800;padding:5px 11px;border-radius:999px;
 background:var(--gold-soft);color:var(--gold-deep);border:1px solid rgba(255,180,0,.34);
}
.tag.is-cyan{background:rgba(61,218,215,.14);color:#116b6a;border-color:rgba(61,218,215,.4)}
.matrix-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.matrix-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow-sm);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.matrix-icon{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 background:var(--ink);color:var(--gold);font-weight:900;font-size:15px;margin-bottom:14px;
}
.matrix-card h3{font-size:16px;color:var(--ink);margin-bottom:8px}
.matrix-card p{font-size:13.5px;color:var(--muted);line-height:1.72}
.matrix-card ul{margin-top:12px;display:flex;flex-direction:column;gap:6px}
.matrix-card ul li{font-size:13px;color:var(--ink-2);padding-left:16px;position:relative}
.matrix-card ul li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;background:var(--gold)}

/* ============ 结果对比 ============ */
.compare-wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.compare-col{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:26px 24px;box-shadow:var(--shadow-sm);
}
.compare-col.is-good{border-color:rgba(255,180,0,.55);box-shadow:0 14px 34px rgba(255,180,0,.16)}
.compare-col h3{font-size:17px;display:flex;align-items:center;gap:10px;margin-bottom:16px;color:var(--ink)}
.compare-col h3 span{
 font-size:11.5px;font-weight:900;padding:4px 10px;border-radius:999px;
 background:#eef0fa;color:var(--muted);
}
.compare-col.is-good h3 span{background:var(--gold-soft);color:var(--gold-deep)}
.compare-row{display:flex;align-items:flex-start;gap:10px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink-2)}
.compare-row:last-child{border-bottom:0}
.compare-row i{
 font-style:normal;font-weight:900;flex-shrink:0;width:20px;height:20px;border-radius:6px;
 display:grid;place-items:center;font-size:12px;background:#eef0fa;color:var(--muted);margin-top:3px;
}
.compare-col.is-good .compare-row i{background:rgba(255,180,0,.2);color:var(--gold-deep)}
.compare-row b{color:var(--ink);font-weight:800}

/* ============ 里程碑时间线 ============ */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.timeline::before{
 content:"";position:absolute;left:0;right:0;top:16px;height:2px;
 background:linear-gradient(90deg,rgba(255,180,0,.75),rgba(61,218,215,.55),rgba(255,255,255,.14));
}
.tl-item{position:relative;padding-top:42px}
.tl-dot{
 position:absolute;top:6px;left:0;width:22px;height:22px;border-radius:50%;
 background:var(--ink);border:3px solid var(--gold);box-shadow:0 0 0 5px rgba(255,180,0,.14);
}
.tl-step{font-size:12px;font-weight:900;letter-spacing:.1em;color:var(--gold);display:block;margin-bottom:6px}
.tl-item h3{font-size:16px;color:#fff;margin-bottom:7px}
.tl-item p{font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.72}

/* ============ 资讯列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
 display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
 border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.news-thumb{width:100%;height:168px;object-fit:cover;background:#e8ebf6}
.news-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.news-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.news-cat{font-weight:900;color:var(--gold-deep);background:var(--gold-soft);border-radius:999px;padding:2px 9px}
.news-card h3{font-size:15.5px;line-height:1.55;color:var(--ink)}
.news-card h3 a:hover{color:var(--gold-deep)}
.news-card p{font-size:13.5px;color:var(--muted);line-height:1.7;flex:1}
.news-more{margin-top:4px;font-size:13px;font-weight:800;color:var(--gold-deep);display:inline-flex;align-items:center;gap:6px}
.news-card:hover .news-more{text-decoration:underline}
.empty-box{
 grid-column:1/-1;text-align:center;padding:44px 20px;border:1px dashed var(--line);
 border-radius:var(--radius);background:#fff;color:var(--muted);font-size:14.5px;
}

/* ============ 平台保障 ============ */
.assure-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.assure-item{
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius);padding:24px 22px;
 transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.assure-item:hover{background:rgba(255,255,255,.1);border-color:rgba(255,180,0,.45);transform:translateY(-3px)}
.assure-item h3{font-size:16px;color:#fff;margin-bottom:8px;display:flex;align-items:center;gap:9px}
.assure-item h3 i{
 font-style:normal;width:26px;height:26px;border-radius:8px;background:rgba(255,180,0,.18);
 color:var(--gold);display:grid;place-items:center;font-size:13px;font-weight:900;flex-shrink:0;
}
.assure-item p{font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.72}

/* ============ 快速解答 / FAQ ============ */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.qa-card{
 background:#fff;border:1px solid var(--line);border-left:4px solid var(--gold);
 border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);
}
.qa-card h3{font-size:15px;color:var(--ink);margin-bottom:7px}
.qa-card p{font-size:13.5px;color:var(--muted);line-height:1.72}
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin-inline:auto}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:4px 20px;box-shadow:var(--shadow-sm);
 transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow)}
.faq-item summary{
 cursor:pointer;list-style:none;padding:16px 26px 16px 0;position:relative;
 font-size:15.5px;font-weight:800;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
 font-size:20px;font-weight:800;color:var(--gold-deep);transition:transform .2s var(--ease);
}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding:0 0 18px;font-size:14px;color:var(--muted);line-height:1.78}

/* ============ 转化表单 ============ */
.join-section{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:72px 0}
.join-bg{
 position:absolute;inset:0;background:url('/assets/images/4f7429832fec554a.webp') center/cover no-repeat;opacity:.22;
}
.join-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.join-copy h2{font-size:clamp(23px,2.6vw,32px);color:#fff;line-height:1.34;margin-bottom:14px}
.join-copy p{color:rgba(255,255,255,.74);font-size:15px;max-width:480px}
.join-points{display:flex;flex-direction:column;gap:11px;margin-top:22px}
.join-points li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.8)}
.join-points li::before{
 content:"";width:8px;height:8px;border-radius:2px;background:var(--gold);flex-shrink:0;margin-top:8px;
}
.join-form{
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);padding:28px 26px;backdrop-filter:blur(8px);
 -webkit-backdrop-filter:blur(8px);box-shadow:var(--shadow-lg);
}
.join-form h3{font-size:18px;color:#fff;margin-bottom:6px}
.join-form .form-hint{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:800;color:rgba(255,255,255,.82);margin-bottom:6px}
.field input,.field select{
 width:100%;padding:11px 14px;border-radius:10px;font-size:14px;
 background:rgba(255,255,255,.94);color:var(--ink);border:1px solid rgba(255,255,255,.3);
 transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.field input::placeholder{color:#939ab8}
.field input:focus,.field select:focus{
 outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.28);
}
.join-form .btn{width:100%;margin-top:6px;border-radius:10px}
.join-form .form-tip{font-size:12px;color:rgba(255,255,255,.5);margin-top:12px;line-height:1.7}

/* ============ 页脚 ============ */
.site-footer{background:#12162e;color:rgba(255,255,255,.7);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-about{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.58);max-width:360px}
.site-footer h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.site-footer ul{display:flex;flex-direction:column;gap:9px}
.site-footer ul a{font-size:13.5px;color:rgba(255,255,255,.62)}
.site-footer ul a:hover{color:var(--gold)}
.footer-bottom{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 padding:18px 0;border-top:1px solid rgba(255,255,255,.1);
 font-size:12.5px;color:rgba(255,255,255,.45);
}

/* ============ 响应式 ============ */
@media (max-width:1080px){
 .nav-wrap{flex-wrap:wrap;gap:12px;padding:12px 0}
 .main-nav{margin-left:0}
 .phase-bar{margin-left:0}
 .nav-cta{margin-left:auto}
 .cat-hero-inner{grid-template-columns:1fr;gap:34px}
 .matrix-layout{grid-template-columns:1fr}
 .stat-board{grid-template-columns:repeat(2,1fr)}
 .timeline{grid-template-columns:repeat(2,1fr);gap:26px}
 .timeline::before{display:none}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .assure-grid{grid-template-columns:repeat(2,1fr)}
 .join-inner{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
 .nav-toggle{display:flex}
 .main-nav{
  display:none;position:absolute;left:0;right:0;top:100%;
  flex-direction:column;align-items:stretch;gap:4px;
  background:rgba(19,23,50,.99);border-bottom:1px solid rgba(255,255,255,.1);
  padding:12px 16px 16px;box-shadow:var(--shadow-lg);
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:11px 12px}
 .nav-link.is-active::after{display:none}
 .phase-bar{order:3;width:100%;margin-left:0}
 .nav-cta{order:4;margin-left:0;width:100%;text-align:center}
 .compare-wrap{grid-template-columns:1fr}
 .qa-grid{grid-template-columns:1fr}
 .matrix-grid{grid-template-columns:1fr}
}
@media (max-width:600px){
 .container{width:min(100% - 28px,var(--container))}
 .cat-hero{padding:44px 0 54px}
 .cat-hero h1{font-size:26px}
 .cat-hero-meta{gap:16px}
 .cat-hero-meta b{font-size:19px}
 .section{padding:48px 0}
 .stat-board{grid-template-columns:1fr}
 .news-grid{grid-template-columns:1fr}
 .assure-grid{grid-template-columns:1fr}
 .timeline{grid-template-columns:1fr}
 .team-actions{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .footer-bottom{flex-direction:column;align-items:flex-start}
 .join-form{padding:22px 18px}
 .brand-text{font-size:15px}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-deep:#c98c00;
 --gold-soft:#fff4d6;
 --cyan:#3ddad7;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --text:#1b2038;
 --muted:#666d92;
 --line:#e4e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-sm:8px;
 --shadow-sm:0 2px 8px rgba(26,31,61,.06);
 --shadow:0 10px 26px rgba(26,31,61,.09);
 --shadow-lg:0 24px 56px rgba(26,31,61,.18);
 --container:1180px;
 --ease:cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 background:var(--bg);
 color:var(--text);
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{width:min(100% - 40px,var(--container));margin-inline:auto}

/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:999px;font-weight:800;font-size:15px;
 border:1px solid transparent;white-space:nowrap;
 transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-gold{background:linear-gradient(135deg,#ffc63d,#ffb400 55%,#ef9f00);color:#241a02;box-shadow:0 10px 24px rgba(255,180,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.6)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ============ 顶部导航 ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(19,23,50,.94);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid rgba(255,255,255,.09);
}
.nav-wrap{position:relative;display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;flex-shrink:0;
 background:linear-gradient(140deg,#ffd166,#ffb400);
 color:#241a00;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{color:#fff;font-weight:800;font-size:17px;letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
 position:relative;padding:9px 14px;border-radius:9px;
 color:rgba(255,255,255,.76);font-size:15px;font-weight:600;
 transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{color:var(--gold)}
.nav-link.is-active::after{
 content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--gold);
}
.phase-bar{display:flex;align-items:center;gap:6px;margin-left:auto}
.phase-chip{
 font-size:12px;font-weight:800;padding:4px 11px;border-radius:999px;
 border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.6);white-space:nowrap;
}
.phase-chip.is-warm{color:#ffd166;border-color:rgba(255,209,102,.45);background:rgba(255,180,0,.1)}
.phase-chip.is-live{color:#06302f;background:var(--cyan);border-color:transparent}
.nav-cta{padding:10px 20px;font-size:14px}
.nav-toggle{
 display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
 border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);
 flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 分类 Hero ============ */
.page-hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:52px 0 64px}
.page-hero .hero-bg{
 position:absolute;inset:0;
 background:url('/assets/images/fbc92820d0168593.webp') center/cover no-repeat;
 opacity:.34;
}
.page-hero::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background:
 radial-gradient(820px 420px at 8% 4%,rgba(61,218,215,.22),transparent 62%),
 radial-gradient(700px 400px at 94% 98%,rgba(255,180,0,.2),transparent 60%),
 linear-gradient(158deg,rgba(16,20,42,.95),rgba(26,31,61,.88) 52%,rgba(15,19,40,.97));
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:20px}
.crumbs a{color:rgba(255,255,255,.72)}
.crumbs a:hover{color:var(--gold)}
.crumbs span.sep{opacity:.45}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:.08em;
 color:var(--gold);background:rgba(255,180,0,.11);
 border:1px solid rgba(255,180,0,.34);
 padding:6px 15px;border-radius:999px;
}
.page-hero h1{font-size:clamp(27px,3.3vw,42px);line-height:1.3;margin:20px 0 18px;letter-spacing:-.02em}
.hero-lead{color:rgba(255,255,255,.79);font-size:16.5px;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-panel{
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);
 padding:26px 24px;
 box-shadow:0 24px 50px rgba(0,0,0,.28);
 backdrop-filter:blur(6px);
}
.hero-panel h2{font-size:16px;font-weight:800;color:#fff;margin-bottom:4px}
.hero-panel .panel-sub{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:18px}
.panel-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.14)}
.panel-row:last-child{border-bottom:0;padding-bottom:0}
.panel-row .k{font-size:14px;color:rgba(255,255,255,.7)}
.panel-row .v{font-size:16px;font-weight:900;color:var(--gold);letter-spacing:-.01em}
.panel-row .v.cy{color:var(--cyan)}

/* ============ 版块基础 ============ */
.section{padding:72px 0}
.section-alt{background:#fff}
.section-soft{background:linear-gradient(180deg,#f7f8fd,#eef1fa)}
.section-dark{background:var(--ink);color:#fff}
.section-head{max-width:780px;margin-bottom:38px}
.section-head.center{margin-inline:auto;text-align:center}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:900;letter-spacing:.12em;color:var(--gold-deep);padding:4px 0}
.section-dark .section-kicker{color:var(--gold)}
.section-head h2{font-size:clamp(23px,2.4vw,32px);line-height:1.35;margin-top:8px;letter-spacing:-.015em;color:var(--ink)}
.section-dark .section-head h2{color:#fff}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px}
.section-dark .section-head p{color:rgba(255,255,255,.68)}

/* ============ 指标看板 ============ */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.metric-card .m-label{font-size:13px;color:var(--muted);font-weight:700;letter-spacing:.02em}
.metric-card .m-value{font-size:30px;font-weight:900;color:var(--ink);letter-spacing:-.02em;line-height:1.2;margin:8px 0 6px}
.metric-card .m-value em{font-size:15px;font-style:normal;color:var(--gold-deep);margin-left:3px;font-weight:800}
.metric-card .m-note{font-size:13.5px;color:var(--muted);line-height:1.6}
.metric-card.is-accent{background:linear-gradient(150deg,#232a52,#1a1f3d);border-color:rgba(255,255,255,.12)}
.metric-card.is-accent .m-label{color:rgba(255,255,255,.62)}
.metric-card.is-accent .m-value{color:var(--gold)}
.metric-card.is-accent .m-note{color:rgba(255,255,255,.6)}

/* ============ 机型对照卡 ============ */
.machine-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.machine-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.machine-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.45)}
.machine-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-2)}
.machine-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.machine-card:hover .machine-thumb img{transform:scale(1.06)}
.machine-thumb .thumb-tag{
 position:absolute;left:12px;top:12px;
 font-size:12px;font-weight:900;padding:4px 11px;border-radius:999px;
 background:rgba(255,180,0,.94);color:#241a00;
}
.machine-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.machine-body h3{font-size:19px;color:var(--ink);font-weight:800;letter-spacing:-.01em}
.machine-body p{font-size:14.5px;color:var(--muted);line-height:1.7}
.spec-list{display:flex;flex-direction:column;gap:8px;margin-top:auto;padding-top:14px;border-top:1px dashed var(--line)}
.spec-list li{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13.5px}
.spec-list li span{color:var(--muted)}
.spec-list li b{color:var(--ink);font-weight:800}

/* ============ 图文拆解 ============ */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:center}
.split-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.split-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split-figure .figure-badge{
 position:absolute;left:16px;bottom:16px;
 background:rgba(19,23,50,.86);color:#fff;font-size:12.5px;font-weight:800;
 padding:7px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.2);
}
.reward-list{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.reward-item{
 display:flex;gap:16px;padding:18px 20px;border-radius:var(--radius);
 background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);
 transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.reward-item:hover{transform:translateX(4px);border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
.reward-index{
 flex-shrink:0;width:36px;height:36px;border-radius:10px;
 display:grid;place-items:center;font-weight:900;font-size:15px;
 background:var(--gold-soft);color:var(--gold-deep);border:1px solid rgba(255,180,0,.42);
}
.reward-item h4{font-size:15.5px;font-weight:800;color:var(--ink);margin-bottom:4px}
.reward-item p{font-size:14px;color:var(--muted);line-height:1.7}

/* ============ 节奏时间线 ============ */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px}
.timeline::before{
 content:"";position:absolute;left:0;right:0;top:26px;height:2px;
 background:linear-gradient(90deg,rgba(255,180,0,.6),rgba(61,218,215,.55),rgba(255,255,255,.12));
}
.tl-item{position:relative;padding-top:56px}
.tl-dot{
 position:absolute;top:16px;left:0;width:20px;height:20px;border-radius:50%;
 background:var(--gold);border:4px solid var(--ink);box-shadow:0 0 0 3px rgba(255,180,0,.28);
}
.tl-item h4{color:#fff;font-size:16px;font-weight:800;margin-bottom:8px}
.tl-item p{color:rgba(255,255,255,.66);font-size:14px;line-height:1.7}
.tl-item .tl-tag{display:inline-block;margin-bottom:10px;font-size:11.5px;font-weight:900;letter-spacing:.06em;color:var(--cyan);border:1px solid rgba(61,218,215,.4);padding:3px 10px;border-radius:999px}

/* ============ 清单 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 22px}
.check-item{
 display:flex;align-items:flex-start;gap:12px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:16px 18px;box-shadow:var(--shadow-sm);
 transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.check-item:hover{border-color:rgba(61,218,215,.6);transform:translateY(-2px)}
.check-mark{
 flex-shrink:0;width:24px;height:24px;border-radius:7px;margin-top:2px;
 display:grid;place-items:center;font-size:13px;font-weight:900;
 background:rgba(61,218,215,.16);color:#128a88;border:1px solid rgba(61,218,215,.45);
}
.check-item h4{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:3px}
.check-item p{font-size:13.5px;color:var(--muted);line-height:1.65}

/* ============ 资讯列表 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 22px 18px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.45)}
.post-card h3{font-size:16.5px;line-height:1.55;font-weight:800;color:var(--ink)}
.post-card:hover h3{color:var(--gold-deep)}
.post-card p{font-size:14px;color:var(--muted);line-height:1.7}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--muted)}
.post-meta .chip{background:var(--gold-soft);color:var(--gold-deep);font-weight:800;padding:2px 10px;border-radius:999px}
.empty-note{
 background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);
 padding:28px;text-align:center;color:var(--muted);font-size:15px;
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;margin-inline:auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s var(--ease)}
.faq-item[open]{border-color:rgba(255,180,0,.5)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 54px 18px 22px;position:relative;
 font-size:16px;font-weight:800;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
 font-size:20px;font-weight:900;color:var(--gold-deep);line-height:1;
 transition:transform .2s var(--ease);
}
.faq-item[open] summary::after{content:"−"}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.8}

/* ============ 转化区 ============ */
.cta-wrap{
 background:linear-gradient(140deg,#1a1f3d,#232a52 58%,#1a1f3d);
 border-radius:var(--radius-lg);padding:46px 44px;color:#fff;
 display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center;
 box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.1);
 position:relative;overflow:hidden;
}
.cta-wrap::before{
 content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.26),transparent 68%);
}
.cta-wrap h2{font-size:clamp(22px,2.3vw,30px);line-height:1.35;letter-spacing:-.015em}
.cta-wrap p{margin-top:12px;color:rgba(255,255,255,.72);font-size:15px;position:relative;z-index:2}
.cta-form{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px}
.cta-form label{font-size:13px;font-weight:800;color:rgba(255,255,255,.8);letter-spacing:.02em}
.cta-form input{
 width:100%;padding:13px 16px;border-radius:10px;border:1px solid rgba(255,255,255,.24);
 background:rgba(255,255,255,.1);color:#fff;font-size:14.5px;
 transition:border-color .2s var(--ease),background .2s var(--ease);
}
.cta-form input::placeholder{color:rgba(255,255,255,.45)}
.cta-form input:focus{outline:none;border-color:var(--gold);background:rgba(255,255,255,.16)}
.cta-form .form-hint{font-size:12.5px;color:rgba(255,255,255,.5);line-height:1.6}
.cta-form .btn{width:100%}

/* ============ 页脚 ============ */
.site-footer{background:#141833;color:rgba(255,255,255,.72);padding:56px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.58);max-width:430px}
.site-footer h4{color:#fff;font-size:15px;font-weight:800;margin-bottom:14px}
.site-footer li{margin-bottom:9px}
.site-footer li a{font-size:14px;color:rgba(255,255,255,.6)}
.site-footer li a:hover{color:var(--gold)}
.footer-bottom{
 margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
 font-size:13px;color:rgba(255,255,255,.45);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:32px}
 .metric-grid{grid-template-columns:repeat(2,1fr)}
 .machine-grid{grid-template-columns:1fr 1fr}
 .post-grid{grid-template-columns:1fr 1fr}
 .split{grid-template-columns:1fr;gap:28px}
 .timeline{grid-template-columns:1fr 1fr;row-gap:28px}
 .timeline::before{display:none}
 .tl-item{padding-top:40px}
 .cta-wrap{grid-template-columns:1fr;padding:38px 30px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:980px){
 .nav-toggle{display:flex}
 .main-nav,.phase-bar,.nav-cta{display:none}
 .nav-wrap{flex-wrap:wrap;min-height:66px;padding:10px 0}
 .nav-wrap.is-open .main-nav{
  display:flex;flex-direction:column;width:100%;order:5;margin:8px 0 4px;gap:4px;
  background:rgba(255,255,255,.05);border-radius:12px;padding:10px;
 }
 .nav-wrap.is-open .nav-link{width:100%;padding:11px 14px}
 .nav-wrap.is-open .phase-bar{display:flex;width:100%;order:6;padding:6px 0 10px;margin-left:0}
 .nav-wrap.is-open .nav-cta{display:inline-flex;width:100%;order:7;justify-content:center;margin-bottom:14px}
}
@media (max-width:768px){
 .section{padding:54px 0}
 .page-hero{padding:38px 0 48px}
 .metric-grid{grid-template-columns:1fr}
 .machine-grid{grid-template-columns:1fr}
 .post-grid{grid-template-columns:1fr}
 .check-grid{grid-template-columns:1fr}
 .timeline{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}
 .hero-actions .btn{width:100%}
 .section-head{margin-bottom:28px}
}
@media (max-width:520px){
 .container{width:min(100% - 28px,var(--container))}
 .brand-text{font-size:15px}
 .hero-panel{padding:20px 18px}
 .cta-wrap{padding:30px 20px}
 .metric-card{padding:20px 18px}
 .machine-body{padding:18px}
 .metric-card .m-value{font-size:26px}
}