/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-2:#242b52;
  --ink-3:#0f1329;
  --gold:#ffb400;
  --gold-light:#ffd257;
  --gold-deep:#e09a00;
  --bg:#f4f6fb;
  --surface:#ffffff;
  --surface-alt:#eef1f9;
  --text:#1c2140;
  --text-soft:#5b6284;
  --text-faint:#8b91ae;
  --border:#e3e7f2;
  --radius:12px;
  --radius-lg:20px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(26,31,61,.06);
  --shadow:0 10px 30px rgba(26,31,61,.10);
  --shadow-lg:0 24px 56px rgba(15,19,41,.20);
  --container:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.78;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);}
button{font:inherit;border:0;background:none;color:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;letter-spacing:.005em;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
figure{margin:0;}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:4px;}

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

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:linear-gradient(180deg,#1e2449 0%,#1a1f3d 100%);
  border-bottom:1px solid rgba(255,255,255,.09);
  box-shadow:0 8px 26px rgba(10,14,35,.28);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:#fff;}
.brand-mark{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  font-size:19px;font-weight:800;color:#1a1f3d;
  background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 60%,var(--gold-deep) 100%);
  box-shadow:0 8px 18px rgba(255,180,0,.34);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.08em;}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.04);}
.brand-mark{transition:transform .3s var(--ease);}

.nav-search{
  position:relative;display:flex;align-items:center;flex:1 1 auto;
  max-width:440px;margin:0 auto;padding:4px 4px 4px 16px;
  background:rgba(255,255,255,.075);
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;
  transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search:focus-within{
  border-color:rgba(255,180,0,.72);
  background:rgba(255,255,255,.12);
  box-shadow:0 0 0 4px rgba(255,180,0,.14);
}
.nav-search svg{flex:0 0 auto;width:18px;height:18px;color:rgba(255,255,255,.55);}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;color:#fff;
  font-size:14px;padding:8px 10px;outline:none;
}
.nav-search input::placeholder{color:rgba(255,255,255,.44);}
.nav-search button{
  flex:0 0 auto;padding:7px 18px;border-radius:999px;font-size:14px;font-weight:700;color:#1a1f3d;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  transition:filter .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search button:hover{filter:brightness(1.07);transform:translateY(-1px);box-shadow:0 6px 16px rgba(255,180,0,.4);}

.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  padding:9px 15px;border-radius:9px;font-size:15px;font-weight:500;
  color:rgba(255,255,255,.78);white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.1);}
.nav-links a.is-active{color:var(--gold);background:rgba(255,180,0,.13);}

.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  border:1px solid rgba(255,255,255,.18);align-items:center;justify-content:center;
  color:#fff;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .25s var(--ease),opacity .25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn-gold{
  color:#1a1f3d;
  background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 55%,var(--gold-deep) 100%);
  box-shadow:0 10px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,180,0,.44);filter:brightness(1.04);}
.btn-gold:active{transform:translateY(0);}
.btn-ghost{
  color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);
}
.btn-ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.44);transform:translateY(-2px);}
.btn-outline{
  color:var(--ink);background:#fff;border-color:var(--border);box-shadow:var(--shadow-sm);
}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:#12162c;color:#fff;padding:70px 0 88px;}
.hero-bg{
  position:absolute;inset:0;background:url('/assets/images/60df3cc7bcc5be21.webp') center/cover no-repeat;
  opacity:.34;
}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(120% 110% at 12% 0%,rgba(46,60,138,.86) 0%,rgba(20,25,50,.94) 52%,rgba(13,16,34,.985) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:54px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px 7px 12px;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.03em;color:#ffe4a6;
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);
}
.hero-badge .dot{
  width:8px;height:8px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 0 4px rgba(255,180,0,.18);animation:pulse 2.4s infinite;
}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(255,180,0,.18);}50%{box-shadow:0 0 0 8px rgba(255,180,0,.05);}}
.hero-title{
  margin:22px 0 0;font-size:clamp(28px,3.5vw,46px);line-height:1.26;color:#fff;
  letter-spacing:.01em;font-weight:800;
}
.hero-title em{font-style:normal;color:var(--gold);}
.hero-desc{margin-top:20px;max-width:620px;color:rgba(255,255,255,.76);font-size:16px;line-height:1.86;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.11);}
.hero-stats li strong{display:block;font-size:26px;font-weight:800;color:var(--gold);line-height:1.2;}
.hero-stats li span{display:block;margin-top:4px;font-size:13px;color:rgba(255,255,255,.6);letter-spacing:.04em;}

.hero-stage{position:relative;}
.hero-poster{
  position:relative;border-radius:22px;overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 30px 70px rgba(5,8,22,.62);
  transform:perspective(1200px) rotateY(-4deg);
  transition:transform .5s var(--ease);
}
.hero-poster:hover{transform:perspective(1200px) rotateY(0deg) translateY(-4px);}
.hero-poster img{width:100%;height:100%;object-fit:cover;aspect-ratio:5/4;}
.hero-poster::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,14,32,0) 42%,rgba(10,14,32,.82) 100%);
}
.hero-poster figcaption{
  position:absolute;left:22px;right:22px;bottom:18px;z-index:2;
  font-size:14px;color:rgba(255,255,255,.86);letter-spacing:.02em;
}
.heat-badge{
  position:absolute;top:-16px;right:-10px;z-index:3;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  width:96px;height:96px;border-radius:50%;
  background:linear-gradient(145deg,#ffd257,#ffb400 62%,#e08c00);
  color:#1a1f3d;box-shadow:0 16px 34px rgba(255,180,0,.42);
  transform:rotate(8deg);
}
.heat-badge strong{font-size:24px;font-weight:800;line-height:1;}
.heat-badge span{font-size:11px;font-weight:700;margin-top:3px;letter-spacing:.06em;}

/* ============ Section base ============ */
.section{padding:78px 0;}
.section-alt{background:var(--surface);}
.section-tint{background:linear-gradient(180deg,#eef1f9 0%,#f6f8fd 100%);}
.section-dark{background:var(--ink);color:#fff;padding:74px 0;}
.section-dark h2,.section-dark h3{color:#fff;}

.section-head{max-width:780px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;margin-bottom:14px;padding:5px 14px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--gold-deep);
  background:rgba(255,180,0,.14);
}
.section-dark .eyebrow{color:var(--gold);background:rgba(255,180,0,.16);}
.section-head h2{font-size:clamp(23px,2.5vw,33px);}
.section-head p{margin-top:16px;color:var(--text-soft);font-size:15.5px;line-height:1.85;}
.section-dark .section-head p{color:rgba(255,255,255,.7);}

.head-split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:end;margin-bottom:44px;}
.head-split h2{font-size:clamp(23px,2.5vw,33px);}
.head-split p{color:var(--text-soft);font-size:15.5px;line-height:1.85;}

/* ============ Highlights ============ */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.feature-card{
  position:relative;padding:28px 26px 26px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.feature-card::before{
  content:"";position:absolute;left:0;top:24px;width:3px;height:34px;border-radius:0 3px 3px 0;
  background:linear-gradient(180deg,var(--gold-light),var(--gold));
  opacity:0;transition:opacity .28s var(--ease);
}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d9dff0;}
.feature-card:hover::before{opacity:1;}
.feature-num{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  font-size:14px;font-weight:800;color:var(--ink);
  background:linear-gradient(135deg,#fff3cd,#ffe08a);
  border:1px solid #ffe3a3;
}
.feature-card h3{margin:18px 0 9px;font-size:17.5px;}
.feature-card p{font-size:14.5px;color:var(--text-soft);line-height:1.8;}

/* ============ Stats bar ============ */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.1);border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
}
.stat-cell{background:rgba(255,255,255,.035);padding:32px 26px;text-align:center;}
.stat-cell strong{display:block;font-size:30px;font-weight:800;color:var(--gold);line-height:1.15;}
.stat-cell span{display:block;margin-top:9px;font-size:13.5px;color:rgba(255,255,255,.68);letter-spacing:.04em;}

/* ============ Scene matrix ============ */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.scene-card{
  display:grid;grid-template-columns:150px 1fr;gap:0;overflow:hidden;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.scene-card img{width:100%;height:100%;object-fit:cover;min-height:150px;}
.scene-body{padding:24px 24px 22px;}
.scene-body h3{font-size:17px;margin-bottom:9px;}
.scene-body p{font-size:14.5px;color:var(--text-soft);line-height:1.8;}
.scene-tag{
  display:inline-block;margin-bottom:10px;padding:3px 10px;border-radius:6px;
  font-size:12px;font-weight:700;color:var(--gold-deep);background:rgba(255,180,0,.14);
}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.step{
  position:relative;padding:28px 22px 24px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.step-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;font-size:14px;font-weight:800;
  color:#fff;background:linear-gradient(135deg,var(--ink-2),var(--ink));
  box-shadow:0 8px 18px rgba(26,31,61,.24);
}
.step h3{margin:16px 0 8px;font-size:16.5px;}
.step p{font-size:14.5px;color:var(--text-soft);line-height:1.8;}

/* ============ Showcase ============ */
.showcase{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center;}
.showcase-figure{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-lg);border:1px solid var(--border);
}
.showcase-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;}
.showcase-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(26,31,61,0) 55%,rgba(26,31,61,.72) 100%);
}
.showcase-caption{
  position:absolute;left:20px;bottom:16px;z-index:2;color:#fff;font-size:13.5px;letter-spacing:.03em;
}
.showcase-copy h2{font-size:clamp(23px,2.5vw,33px);}
.showcase-copy p{margin-top:16px;color:var(--text-soft);font-size:15.5px;line-height:1.86;}
.check-list{margin-top:26px;display:grid;gap:14px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--text);line-height:1.75;}
.check-list li::before{
  content:"";flex:0 0 auto;width:20px;height:20px;margin-top:3px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  box-shadow:0 4px 10px rgba(255,180,0,.32);
  background-image:linear-gradient(135deg,var(--gold-light),var(--gold)),url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a1f3d' stroke-width='3.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E");
  background-size:cover,12px 12px;background-position:center;background-repeat:no-repeat;
}

/* ============ Channel entry ============ */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.entry-card{
  display:block;padding:32px 28px;border-radius:var(--radius-lg);
  background:#fff;border:1px solid var(--border);box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.entry-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#d6ddf0;}
.entry-num{
  display:block;font-size:34px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1.4px rgba(255,180,0,.68);letter-spacing:.02em;
}
.entry-card h3{margin:16px 0 10px;font-size:19px;}
.entry-card p{font-size:14.5px;color:var(--text-soft);line-height:1.82;}
.entry-link{display:inline-block;margin-top:18px;font-size:14px;font-weight:700;color:var(--gold-deep);}
.entry-card:hover .entry-link{letter-spacing:.02em;}

/* ============ Testimonials ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quote-card{
  position:relative;padding:30px 26px 26px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.quote-card::before{
  content:"“";position:absolute;top:6px;left:20px;font-size:56px;line-height:1;
  color:rgba(255,180,0,.28);font-family:Georgia,serif;
}
.quote-card p{position:relative;z-index:1;padding-top:24px;font-size:15px;color:var(--text);line-height:1.85;}
.quote-meta{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:16px;border-top:1px dashed var(--border);}
.avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  font-size:14px;font-weight:800;color:#1a1f3d;
  background:linear-gradient(135deg,#ffe9b0,#ffcf5c);
}
.quote-meta strong{display:block;font-size:14px;font-weight:700;}
.quote-meta span{display:block;font-size:12.5px;color:var(--text-faint);}

/* ============ Compare ============ */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.compare-card{
  padding:30px 26px 28px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.compare-card.is-featured{
  border-color:rgba(255,180,0,.62);
  box-shadow:0 18px 42px rgba(255,180,0,.18);
  background:linear-gradient(180deg,#fffdf6 0%,#ffffff 46%);
}
.compare-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.compare-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.compare-top h3{font-size:18px;}
.compare-flag{
  padding:3px 10px;border-radius:6px;font-size:11.5px;font-weight:800;letter-spacing:.06em;
  color:#1a1f3d;background:linear-gradient(135deg,var(--gold-light),var(--gold));
}
.compare-card > p{margin-top:12px;font-size:14.5px;color:var(--text-soft);line-height:1.8;}
.compare-list{margin-top:20px;display:grid;gap:11px;}
.compare-list li{display:flex;justify-content:space-between;gap:14px;font-size:14px;padding-bottom:10px;border-bottom:1px dashed #eceff8;}
.compare-list li span:first-child{color:var(--text-faint);}
.compare-list li span:last-child{font-weight:700;color:var(--text);}

/* ============ Topic tags ============ */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;}
.tag-pill{
  padding:10px 20px;border-radius:999px;font-size:14.5px;font-weight:600;
  background:#fff;border:1px solid var(--border);color:var(--text-soft);
  box-shadow:var(--shadow-sm);
  transition:color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),background .22s var(--ease);
}
.tag-pill:hover{color:var(--ink);border-color:var(--gold);background:#fffaf0;transform:translateY(-2px);}

/* ============ News ============ */
.news-layout{display:grid;grid-template-columns:1.62fr .98fr;gap:32px;align-items:start;}
.news-list{display:grid;gap:16px;}
.news-item{
  display:block;padding:22px 24px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.news-item:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:#d8dff1;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--text-faint);}
.news-tag{
  padding:2px 10px;border-radius:6px;font-weight:700;color:var(--gold-deep);
  background:rgba(255,180,0,.14);
}
.news-item h3{margin:10px 0 8px;font-size:17px;line-height:1.55;}
.news-item p{font-size:14.5px;color:var(--text-soft);line-height:1.78;}
.news-side{display:grid;gap:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px 24px;box-shadow:var(--shadow-sm);}
.news-side h3{font-size:16px;padding-bottom:14px;border-bottom:1px solid var(--border);}
.side-item{display:block;padding:13px 0;border-bottom:1px dashed #ecf0f8;}
.side-item:last-child{border-bottom:0;padding-bottom:0;}
.side-item strong{display:block;font-size:14.5px;font-weight:700;line-height:1.6;transition:color .2s var(--ease);}
.side-item span{display:block;margin-top:5px;font-size:12.5px;color:var(--text-faint);}
.side-item:hover strong{color:var(--gold-deep);}
.empty-note{
  padding:30px 24px;border-radius:var(--radius);border:1px dashed #d6dced;
  background:#fafbff;color:var(--text-faint);font-size:14.5px;text-align:center;
}

/* ============ Resource wall ============ */
.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.res-card{
  padding:28px 26px;border-radius:var(--radius);background:#fff;border:1px solid var(--border);
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.res-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.res-type{
  align-self:flex-start;padding:3px 11px;border-radius:6px;font-size:11.5px;font-weight:800;
  letter-spacing:.08em;color:#1a1f3d;background:linear-gradient(135deg,#ffeab4,#ffd15c);
}
.res-card h3{font-size:16.5px;}
.res-card p{font-size:14.5px;color:var(--text-soft);line-height:1.8;}
.res-foot{margin-top:auto;padding-top:14px;border-top:1px dashed var(--border);font-size:13px;color:var(--text-faint);}

/* ============ Roadmap ============ */
.roadmap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.road-card{
  position:relative;padding:26px 22px 24px;border-radius:var(--radius);
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.12);
  transition:background .28s var(--ease),border-color .28s var(--ease),transform .28s var(--ease);
}
.road-card:hover{background:rgba(255,255,255,.08);border-color:rgba(255,180,0,.42);transform:translateY(-4px);}
.road-phase{font-size:12.5px;font-weight:800;letter-spacing:.12em;color:var(--gold);}
.road-card h3{margin:11px 0 9px;font-size:16.5px;color:#fff;}
.road-card p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.8;}
.road-status{
  display:inline-block;margin-top:16px;padding:3px 11px;border-radius:999px;
  font-size:11.5px;font-weight:700;letter-spacing:.05em;
  color:#ffe4a6;background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.3);
}
.road-status.done{color:#a8f0c6;background:rgba(66,200,138,.14);border-color:rgba(66,200,138,.3);}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow-sm);
  transition:border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.faq-item:hover{border-color:#d7ddf0;box-shadow:var(--shadow);}
.faq-item h3{display:flex;gap:12px;font-size:16px;line-height:1.6;}
.faq-item h3::before{
  content:"Q";flex:0 0 auto;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;
  font-size:12.5px;font-weight:800;color:#1a1f3d;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
}
.faq-item p{margin-top:12px;font-size:14.5px;color:var(--text-soft);line-height:1.85;padding-left:36px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:56px 56px;color:#fff;
  background:linear-gradient(120deg,#1d2450 0%,#2a3270 52%,#1a1f3d 100%);
  box-shadow:var(--shadow-lg);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.34) 0%,rgba(255,180,0,0) 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.cta-copy h2{color:#fff;font-size:clamp(22px,2.4vw,30px);}
.cta-copy p{margin-top:14px;max-width:640px;color:rgba(255,255,255,.74);font-size:15px;line-height:1.85;}

/* ============ Footer ============ */
.site-footer{background:var(--ink-3);color:rgba(255,255,255,.7);padding:64px 0 0;margin-top:0;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.58);max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.6);}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:22px 0;}
.footer-bottom .container{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.44);}

/* ============ Responsive ============ */
@media (max-width:1100px){
  .hero-inner{grid-template-columns:1fr;gap:44px;}
  .hero-poster{transform:none;max-width:620px;}
  .hero-poster:hover{transform:translateY(-4px);}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .steps,.roadmap{grid-template-columns:repeat(2,1fr);}
  .entry-grid,.quote-grid,.compare-grid,.res-grid{grid-template-columns:repeat(2,1fr);}
  .news-layout{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .head-split,.showcase{grid-template-columns:1fr;gap:30px;}
}
@media (max-width:1024px){
  .header-inner{flex-wrap:wrap;min-height:auto;padding:14px 0;gap:14px;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;margin:0;}
  .nav-links{margin-left:auto;}
  .stat-bar{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:1fr;}
}
@media (max-width:860px){
  .nav-toggle{display:inline-flex;}
  .nav-links{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#1a1f3d;border-bottom:1px solid rgba(255,255,255,.1);
    padding:14px 24px 22px;box-shadow:0 20px 40px rgba(10,14,35,.4);margin:0;
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:12px 14px;}
  .section{padding:58px 0;}
  .section-dark{padding:56px 0;}
  .hero{padding:52px 0 64px;}
  .cta-band{padding:40px 28px;}
  .hero-stats{gap:24px;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .feature-grid,.entry-grid,.quote-grid,.compare-grid,.res-grid,.steps,.roadmap,.faq-grid{grid-template-columns:1fr;}
  .stat-bar{grid-template-columns:1fr;}
  .scene-card{grid-template-columns:1fr;}
  .scene-card img{min-height:170px;aspect-ratio:16/9;}
  .hero-stats li strong{font-size:22px;}
  .hero-actions .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;gap:30px;}
  .footer-bottom .container{flex-direction:column;align-items:flex-start;}
  .news-item:hover{transform:none;}
  .heat-badge{width:78px;height:78px;top:-12px;right:0;}
  .heat-badge strong{font-size:20px;}
}

/* roulang page: article */
:root{
 --ink:#1a1f3d;
 --ink-2:#242b52;
 --ink-3:#0f1329;
 --gold:#ffb400;
 --gold-light:#ffd257;
 --gold-deep:#e09a00;
 --bg:#f4f6fb;
 --surface:#ffffff;
 --surface-alt:#eef1f9;
 --text:#1c2140;
 --text-soft:#5b6284;
 --text-faint:#8b91ae;
 --border:#e3e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-sm:8px;
 --shadow-sm:0 2px 8px rgba(26,31,61,.06);
 --shadow:0 10px 30px rgba(26,31,61,.10);
 --shadow-lg:0 24px 56px rgba(15,19,41,.20);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 font-size:16px;line-height:1.78;color:var(--text);background:var(--bg);
 -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;height:auto;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);}
button{font:inherit;border:0;background:none;color:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ Header / Nav ============ */
.site-header{
 position:sticky;top:0;z-index:90;
 background:linear-gradient(180deg,#1e2449 0%,#1a1f3d 100%);
 border-bottom:1px solid rgba(255,255,255,.09);
 box-shadow:0 8px 26px rgba(10,14,35,.28);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:#fff;}
.brand-mark{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 font-size:19px;font-weight:800;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 60%,var(--gold-deep) 100%);
 box-shadow:0 8px 18px rgba(255,180,0,.34);
 transition:transform .3s var(--ease);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.08em;white-space:nowrap;}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.04);}
.nav-search{
 position:relative;display:flex;align-items:center;flex:1 1 auto;
 max-width:440px;margin:0 auto;padding:4px 4px 4px 16px;
 background:rgba(255,255,255,.075);
 border:1px solid rgba(255,255,255,.14);
 border-radius:999px;
 transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search:focus-within{
 border-color:rgba(255,180,0,.72);
 background:rgba(255,255,255,.12);
 box-shadow:0 0 0 4px rgba(255,180,0,.14);
}
.nav-search svg{flex:0 0 auto;width:18px;height:18px;color:rgba(255,255,255,.55);}
.nav-search input{
 flex:1 1 auto;min-width:0;border:0;background:transparent;color:#fff;
 font-size:14px;padding:8px 10px;outline:none;
}
.nav-search input::placeholder{color:rgba(255,255,255,.44);}
.nav-search button{
 flex:0 0 auto;padding:7px 18px;border-radius:999px;font-size:14px;font-weight:700;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 transition:filter .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search button:hover{filter:brightness(1.07);transform:translateY(-1px);box-shadow:0 6px 16px rgba(255,180,0,.4);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
 padding:9px 15px;border-radius:9px;font-size:15px;font-weight:500;
 color:rgba(255,255,255,.78);white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.1);}
.nav-links a.is-active{color:var(--gold);background:rgba(255,180,0,.13);}
.nav-toggle{
 display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
 border:1px solid rgba(255,255,255,.18);align-items:center;justify-content:center;
 color:#fff;flex-direction:column;gap:5px;order:2;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .25s var(--ease),opacity .25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ Buttons ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
 border:1px solid transparent;cursor:pointer;white-space:nowrap;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn-gold{
 color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 55%,var(--gold-deep) 100%);
 box-shadow:0 10px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,180,0,.44);filter:brightness(1.04);}
.btn-gold:active{transform:translateY(0);}
.btn-outline{
 color:var(--ink);background:#fff;border-color:var(--border);box-shadow:var(--shadow-sm);
}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);}
.btn-ghost{
 color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);
}
.btn-ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.44);transform:translateY(-2px);}

/* ============ Article hero ============ */
.article-hero{position:relative;overflow:hidden;background:#12162c;color:#fff;padding:34px 0 58px;}
.article-hero-bg{
 position:absolute;inset:0;
 background:url('/assets/images/5cd3a4407c5f6335.webp') center/cover no-repeat;
 opacity:.28;
}
.article-hero-veil{
 position:absolute;inset:0;
 background:
 radial-gradient(120% 120% at 10% 0%,rgba(46,60,138,.86) 0%,rgba(20,25,50,.94) 54%,rgba(13,16,34,.985) 100%);
}
.article-hero-inner{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.56);}
.crumb a{color:rgba(255,255,255,.72);}
.crumb a:hover{color:var(--gold);}
.crumb .sep{color:rgba(255,255,255,.3);}
.crumb .current{color:rgba(255,255,255,.9);font-weight:600;}
.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;}
.tag{
 display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
 font-size:12.5px;font-weight:700;letter-spacing:.02em;
 background:rgba(255,180,0,.14);color:#ffd257;border:1px solid rgba(255,180,0,.32);
}
.tag-soft{background:rgba(255,255,255,.08);color:rgba(255,255,255,.78);border-color:rgba(255,255,255,.18);}
.article-title{
 margin-top:18px;font-size:clamp(24px,3vw,38px);line-height:1.34;color:#fff;font-weight:800;
 max-width:900px;
}
.article-lead{
 margin-top:18px;max-width:820px;font-size:15.5px;line-height:1.9;color:rgba(255,255,255,.76);
}
.article-meta{
 display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:22px;
 font-size:13.5px;color:rgba(255,255,255,.58);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{
 width:6px;height:6px;border-radius:50%;background:var(--gold);
 display:inline-block;font-style:normal;
}

/* ============ Layout ============ */
.article-main{padding:52px 0 20px;background:var(--bg);}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:38px;align-items:start;}
.article-col{min-width:0;max-width:760px;width:100%;}
.paper{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
 box-shadow:var(--shadow);padding:34px 34px 30px;
}
.paper + .paper{margin-top:24px;}

/* ============ Prose ============ */
.prose{font-size:16.5px;line-height:1.95;color:#2b3159;word-break:break-word;}
.prose > *:first-child{margin-top:0;}
.prose h2{
 position:relative;margin:38px 0 16px;padding-left:16px;
 font-size:22px;line-height:1.5;color:var(--ink);font-weight:800;
}
.prose h2::before{
 content:"";position:absolute;left:0;top:9px;bottom:9px;width:4px;border-radius:2px;
 background:linear-gradient(180deg,var(--gold),var(--gold-deep));
}
.prose h3{margin:28px 0 12px;font-size:18px;color:var(--ink);font-weight:700;}
.prose h4{margin:22px 0 10px;font-size:16px;color:var(--ink);font-weight:700;}
.prose p{margin:0 0 16px;}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px;list-style:disc;}
.prose ol{list-style:decimal;}
.prose li{margin-bottom:8px;}
.prose a{color:var(--gold-deep);border-bottom:1px solid rgba(224,154,0,.38);}
.prose a:hover{color:var(--ink);border-bottom-color:var(--ink);}
.prose img{border-radius:var(--radius);margin:24px auto;box-shadow:var(--shadow-sm);}
.prose blockquote{
 margin:24px 0;padding:16px 22px;border-left:4px solid var(--gold);
 background:var(--surface-alt);border-radius:0 var(--radius) var(--radius) 0;
 color:var(--text-soft);font-size:15.5px;
}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.prose th,.prose td{border:1px solid var(--border);padding:10px 12px;text-align:left;}
.prose th{background:var(--surface-alt);color:var(--ink);font-weight:700;}
.prose code{background:var(--surface-alt);padding:2px 6px;border-radius:5px;font-size:14px;color:var(--gold-deep);}
.prose hr{border:0;border-top:1px solid var(--border);margin:30px 0;}

/* ============ Empty state ============ */
.empty-state{text-align:center;padding:26px 10px 12px;}
.empty-state h2{font-size:22px;color:var(--ink);}
.empty-state p{margin-top:12px;color:var(--text-soft);font-size:15px;}
.empty-state .btn{margin-top:24px;}

/* ============ Key points ============ */
.block-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:20px;}
.block-head h2{font-size:22px;color:var(--ink);}
.block-head .sub{margin-top:8px;font-size:14px;color:var(--text-soft);}
.point-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.point{
 display:flex;gap:14px;padding:18px;border-radius:var(--radius);
 background:var(--surface-alt);border:1px solid var(--border);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.point:hover{transform:translateY(-3px);background:#fff;box-shadow:var(--shadow-sm);}
.point-num{
 flex:0 0 auto;width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
 font-size:14px;font-weight:800;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
}
.point h3{font-size:15.5px;color:var(--ink);line-height:1.5;}
.point p{margin-top:6px;font-size:14px;line-height:1.75;color:var(--text-soft);}
.cover-figure{margin-top:22px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-sm);}
.cover-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.cover-figure figcaption{
 padding:12px 16px;background:var(--surface-alt);font-size:13px;color:var(--text-faint);
 border-top:1px solid var(--border);
}

/* ============ Sidebar ============ */
.article-side{position:sticky;top:96px;display:grid;gap:20px;}
.side-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:22px;
}
.side-card h3{
 font-size:15px;color:var(--ink);letter-spacing:.04em;
 display:flex;align-items:center;gap:9px;margin-bottom:14px;
}
.side-card h3::before{
 content:"";width:4px;height:15px;border-radius:2px;
 background:linear-gradient(180deg,var(--gold),var(--gold-deep));
}
.side-list{display:grid;gap:10px;}
.side-list li{
 display:flex;gap:10px;font-size:14px;line-height:1.7;color:var(--text-soft);
 padding-bottom:10px;border-bottom:1px dashed var(--border);
}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list .dot{flex:0 0 auto;width:6px;height:6px;border-radius:50%;background:var(--gold);margin-top:9px;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
 display:inline-block;padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
 color:var(--text-soft);background:var(--surface-alt);border:1px solid var(--border);
 transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{color:var(--gold-deep);border-color:rgba(255,180,0,.55);background:#fff9e8;}
.side-note{font-size:13.5px;line-height:1.8;color:var(--text-faint);}
.side-card .btn{width:100%;margin-top:16px;padding:11px 18px;font-size:14px;}

/* ============ Related ============ */
.section{padding:56px 0;}
.section-alt{background:var(--surface-alt);}
.section-head{max-width:760px;margin-bottom:26px;}
.section-head h2{font-size:clamp(21px,2.4vw,27px);color:var(--ink);}
.section-head p{margin-top:10px;font-size:15px;color:var(--text-soft);line-height:1.85;}
.related-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.related-item{
 display:flex;flex-direction:column;gap:8px;padding:20px 22px;
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.related-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5);}
.related-item-title{font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.6;}
.related-item-meta{font-size:12.5px;color:var(--text-faint);}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;
 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{
 list-style:none;cursor:pointer;padding:18px 22px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:15.5px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";flex:0 0 auto;width:26px;height:26px;border-radius:50%;
 display:grid;place-items:center;font-size:16px;font-weight:700;
 color:var(--gold-deep);background:rgba(255,180,0,.14);
 transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg);}
.faq-answer{padding:0 22px 20px;font-size:14.5px;line-height:1.9;color:var(--text-soft);}

/* ============ CTA band ============ */
.cta-band{position:relative;overflow:hidden;background:#12162c;color:#fff;padding:56px 0;}
.cta-band-bg{position:absolute;inset:0;background:url('/assets/images/fbf56f507e2ac5d1.webp') center/cover no-repeat;opacity:.2;}
.cta-band-veil{position:absolute;inset:0;background:radial-gradient(110% 120% at 85% 10%,rgba(58,44,120,.75) 0%,rgba(15,19,41,.96) 62%);}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;}
.cta-inner h2{font-size:clamp(21px,2.6vw,28px);line-height:1.45;max-width:620px;}
.cta-inner p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.72);max-width:600px;line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ Footer ============ */
.site-footer{background:linear-gradient(180deg,#171c37 0%,#0f1329 100%);color:rgba(255,255,255,.72);padding:56px 0 0;}
.footer-top{
 display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;
 padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.58);max-width:360px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62);}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{padding:22px 0 28px;}
.footer-bottom .container{
 display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.44);}

/* ============ Responsive ============ */
@media (max-width:1024px){
 .article-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
 .article-col{max-width:100%;}
 .article-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-top{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:960px){
 .nav-toggle{display:flex;}
 .header-inner{flex-wrap:wrap;gap:14px;padding-top:12px;padding-bottom:12px;min-height:auto;}
 .brand{order:1;}
 .nav-search{order:3;flex:1 1 100%;max-width:none;margin:0;}
 .nav-links{
  order:4;display:none;flex:1 1 100%;flex-direction:column;align-items:stretch;
  gap:4px;margin-left:0;padding-bottom:6px;
 }
 .nav-links.is-open{display:flex;}
 .nav-links a{padding:12px 14px;border-radius:10px;font-size:15px;}
 .paper{padding:26px 22px 24px;}
 .point-grid{grid-template-columns:1fr;}
 .related-list{grid-template-columns:1fr;}
}
@media (max-width:768px){
 .article-hero{padding:26px 0 42px;}
 .article-main{padding:34px 0 10px;}
 .section{padding:42px 0;}
 .article-side{grid-template-columns:1fr;}
 .cta-band{padding:42px 0;}
 .footer-top{grid-template-columns:1fr;gap:26px;padding-bottom:32px;}
 .prose{font-size:16px;}
 .prose h2{font-size:19px;}
 .faq-item summary{font-size:14.5px;padding:16px 18px;}
 .faq-answer{padding:0 18px 18px;}
}
@media (max-width:520px){
 .container{padding:0 16px;}
 .brand-text{font-size:17px;}
 .brand-mark{width:36px;height:36px;font-size:17px;border-radius:10px;}
 .nav-search{padding-left:12px;}
 .nav-search button{padding:7px 14px;font-size:13px;}
 .article-title{font-size:22px;}
 .paper{padding:22px 16px 20px;border-radius:var(--radius);}
 .point{padding:14px;}
 .btn{padding:12px 22px;font-size:14.5px;}
 .cta-actions .btn{width:100%;}
 .footer-bottom .container{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
 --ink:#1a1f3d;
 --ink-2:#242b52;
 --ink-3:#0f1329;
 --gold:#ffb400;
 --gold-light:#ffd257;
 --gold-deep:#e09a00;
 --bg:#f4f6fb;
 --surface:#ffffff;
 --surface-alt:#eef1f9;
 --text:#1c2140;
 --text-soft:#5b6284;
 --text-faint:#8b91ae;
 --border:#e3e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-sm:8px;
 --shadow-sm:0 2px 8px rgba(26,31,61,.06);
 --shadow:0 10px 30px rgba(26,31,61,.10);
 --shadow-lg:0 24px 56px rgba(15,19,41,.20);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 font-size:16px;line-height:1.78;color:var(--text);background:var(--bg);
 -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
 padding-bottom:0;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);}
button{font:inherit;border:0;background:none;color:inherit;cursor:pointer;}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ Header / Nav ============ */
.site-header{
 position:sticky;top:0;z-index:90;
 background:linear-gradient(180deg,#1e2449 0%,#1a1f3d 100%);
 border-bottom:1px solid rgba(255,255,255,.09);
 box-shadow:0 8px 26px rgba(10,14,35,.28);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:#fff;}
.brand-mark{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 font-size:19px;font-weight:800;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 60%,var(--gold-deep) 100%);
 box-shadow:0 8px 18px rgba(255,180,0,.34);
 transition:transform .3s var(--ease);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.08em;}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.04);}
.nav-search{
 position:relative;display:flex;align-items:center;flex:1 1 auto;
 max-width:440px;margin:0 auto;padding:4px 4px 4px 16px;
 background:rgba(255,255,255,.075);
 border:1px solid rgba(255,255,255,.14);
 border-radius:999px;
 transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search:focus-within{
 border-color:rgba(255,180,0,.72);
 background:rgba(255,255,255,.12);
 box-shadow:0 0 0 4px rgba(255,180,0,.14);
}
.nav-search svg{flex:0 0 auto;width:18px;height:18px;color:rgba(255,255,255,.55);}
.nav-search input{
 flex:1 1 auto;min-width:0;border:0;background:transparent;color:#fff;
 font-size:14px;padding:8px 10px;outline:none;
}
.nav-search input::placeholder{color:rgba(255,255,255,.44);}
.nav-search button{
 flex:0 0 auto;padding:7px 18px;border-radius:999px;font-size:14px;font-weight:700;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 transition:filter .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search button:hover{filter:brightness(1.07);transform:translateY(-1px);box-shadow:0 6px 16px rgba(255,180,0,.4);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
 padding:9px 15px;border-radius:9px;font-size:15px;font-weight:500;
 color:rgba(255,255,255,.78);white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.1);}
.nav-links a.is-active{color:var(--gold);background:rgba(255,180,0,.13);}
.nav-toggle{
 display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
 border:1px solid rgba(255,255,255,.18);align-items:center;justify-content:center;
 color:#fff;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .25s var(--ease),opacity .25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ Buttons ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
 border:1px solid transparent;cursor:pointer;white-space:nowrap;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-gold{
 color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 55%,var(--gold-deep) 100%);
 box-shadow:0 10px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,180,0,.44);filter:brightness(1.04);}
.btn-gold:active{transform:translateY(0);}
.btn-ghost{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);}
.btn-ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.44);transform:translateY(-2px);}
.btn-outline{color:var(--ink);background:#fff;border-color:var(--border);box-shadow:var(--shadow-sm);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);}
.btn-block{width:100%;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:#12162c;color:#fff;padding:66px 0 82px;}
.hero-bg{
 position:absolute;inset:0;background:url('/assets/images/5cd3a4407c5f6335.webp') center/cover no-repeat;
 opacity:.3;
}
.hero-veil{
 position:absolute;inset:0;
 background:radial-gradient(120% 110% at 12% 0%,rgba(46,60,138,.86) 0%,rgba(20,25,50,.94) 52%,rgba(13,16,34,.985) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;padding:7px 16px 7px 12px;border-radius:999px;
 font-size:13px;font-weight:600;letter-spacing:.03em;color:#ffe4a6;
 background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);
}
.hero-badge .dot{
 width:8px;height:8px;border-radius:50%;background:var(--gold);
 box-shadow:0 0 0 4px rgba(255,180,0,.18);
 animation:pulse 2.4s infinite;
}
@keyframes pulse{
 0%,100%{box-shadow:0 0 0 4px rgba(255,180,0,.18);}
 50%{box-shadow:0 0 0 9px rgba(255,180,0,.02);}
}
.hero-title{
 margin:22px 0 0;font-size:clamp(28px,3.5vw,44px);line-height:1.28;color:#fff;
 letter-spacing:.01em;font-weight:800;
}
.hero-title em{font-style:normal;color:var(--gold);}
.hero-desc{margin-top:20px;max-width:600px;color:rgba(255,255,255,.78);font-size:16px;}
.hero-points{margin-top:26px;display:grid;gap:12px;max-width:580px;}
.hero-points li{display:flex;align-items:flex-start;gap:11px;font-size:15px;color:rgba(255,255,255,.86);}
.hero-points .tick{
 flex:0 0 auto;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;
 font-size:12px;font-weight:800;color:#1a1f3d;margin-top:3px;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
}
.hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px;}

/* launch panel */
.launch-panel{
 position:relative;background:rgba(255,255,255,.055);
 border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-lg);
 padding:26px 24px 24px;
 backdrop-filter:blur(6px);
 box-shadow:0 24px 60px rgba(6,9,24,.45);
}
.launch-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.launch-label{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;}
.launch-chip{
 font-size:12px;font-weight:700;color:var(--gold);
 padding:4px 11px;border-radius:999px;
 background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);
}
.ring{
 --p:68;
 width:170px;height:170px;border-radius:50%;margin:20px auto 0;position:relative;
 display:grid;place-items:center;
 background:conic-gradient(var(--gold) calc(var(--p) * 1%), rgba(255,255,255,.12) 0);
 box-shadow:0 0 40px rgba(255,180,0,.16);
}
.ring::after{content:"";position:absolute;inset:13px;border-radius:50%;background:#151a35;border:1px solid rgba(255,255,255,.08);}
.ring-inner{position:relative;z-index:2;text-align:center;line-height:1.2;}
.ring-inner strong{display:block;font-size:40px;font-weight:800;color:#fff;letter-spacing:.02em;}
.ring-inner span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.6);letter-spacing:.14em;}
.launch-note{margin-top:20px;font-size:13.5px;line-height:1.72;color:rgba(255,255,255,.66);}
.mini-stats{margin:20px 0 22px;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;}
.mini-stats li{
 text-align:center;padding:12px 6px;border-radius:var(--radius-sm);
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.09);
}
.mini-num{display:block;font-size:20px;font-weight:800;color:var(--gold);line-height:1.3;}
.mini-label{display:block;font-size:12px;color:rgba(255,255,255,.58);margin-top:2px;}

/* ============ Section base ============ */
.section{padding:76px 0;}
.section-alt{background:var(--surface-alt);}
.section-dark{background:linear-gradient(160deg,#1a1f3d 0%,#131735 100%);color:#fff;}
.section-head{max-width:780px;margin-bottom:40px;}
.eyebrow{
 display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;
 color:var(--gold-deep);text-transform:uppercase;margin-bottom:12px;
}
.section-dark .eyebrow{color:var(--gold);}
.section-title{font-size:clamp(22px,2.5vw,32px);line-height:1.4;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.section-dark .section-title{color:#fff;}
.section-sub{margin-top:14px;color:var(--text-soft);font-size:15.5px;}
.section-dark .section-sub{color:rgba(255,255,255,.72);}

/* ============ Feature cards ============ */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.feature-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow-sm);
 transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.45);}
.feature-num{
 display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;
 font-size:15px;font-weight:800;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 8px 18px rgba(255,180,0,.28);
}
.feature-title{margin-top:16px;font-size:17.5px;font-weight:800;color:var(--ink);}
.feature-text{margin-top:10px;font-size:14.5px;color:var(--text-soft);line-height:1.8;}

/* ============ Split block ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border);}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.split-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(200deg,rgba(26,31,61,0) 45%,rgba(15,19,41,.55) 100%);
}
.split-body .section-title{margin-bottom:8px;}
.check-list{margin-top:22px;display:grid;gap:14px;}
.check-list li{
 display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text-soft);
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:14px 16px;box-shadow:var(--shadow-sm);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.check-list li:hover{transform:translateX(4px);box-shadow:var(--shadow);}
.check-list b{color:var(--ink);font-weight:700;}
.check-list .mark{
 flex:0 0 auto;width:20px;height:20px;border-radius:6px;margin-top:3px;
 background:rgba(255,180,0,.2);color:var(--gold-deep);display:grid;place-items:center;
 font-size:12px;font-weight:800;
}

/* ============ Tag ============ */
.tag{
 display:inline-block;font-size:12px;font-weight:700;letter-spacing:.03em;
 padding:3px 10px;border-radius:999px;color:var(--gold-deep);
 background:rgba(255,180,0,.15);border:1px solid rgba(255,180,0,.3);
}

/* ============ Scene cards ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
 overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.scene-img{position:relative;aspect-ratio:16/10;overflow:hidden;background:#dfe4f2;}
.scene-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.scene-card:hover .scene-img img{transform:scale(1.05);}
.scene-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column;}
.scene-title{font-size:17px;font-weight:800;color:var(--ink);margin-top:12px;}
.scene-text{margin-top:10px;font-size:14.5px;color:var(--text-soft);line-height:1.8;flex:1;}

/* ============ Timeline ============ */
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px;}
.step{
 position:relative;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius);padding:24px 22px;
 transition:transform .26s var(--ease),background .26s var(--ease),border-color .26s var(--ease);
}
.step:hover{transform:translateY(-4px);background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.4);}
.step-dot{
 width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
 font-size:13px;font-weight:800;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 6px 16px rgba(255,180,0,.3);
}
.step-title{margin-top:14px;font-size:16.5px;font-weight:800;color:#fff;}
.step-text{margin-top:8px;font-size:14px;color:rgba(255,255,255,.68);line-height:1.78;}

/* ============ Compare ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
 padding:26px 26px 28px;box-shadow:var(--shadow-sm);
}
.compare-card.is-strong{
 border-color:rgba(255,180,0,.5);
 box-shadow:0 16px 40px rgba(255,180,0,.16);
 background:linear-gradient(180deg,#fffdf6 0%,#ffffff 55%);
}
.compare-head{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--ink);}
.compare-head .badge{
 font-size:11.5px;font-weight:800;letter-spacing:.06em;padding:3px 9px;border-radius:999px;
 color:#fff;background:var(--ink);
}
.compare-card.is-strong .compare-head .badge{
 background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:#1a1f3d;
}
.compare-list{margin-top:18px;display:grid;gap:13px;}
.compare-list li{
 display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--text-soft);line-height:1.75;
}
.compare-list .ico{
 flex:0 0 auto;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;
 font-size:12px;font-weight:800;margin-top:3px;
}
.is-yes .ico{background:rgba(255,180,0,.2);color:var(--gold-deep);}
.is-no .ico{background:#e9ecf6;color:#8b91ae;}

/* ============ Stats / voices ============ */
.stat-strip{
 display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:34px;
}
.stat-item{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:22px 18px;text-align:center;box-shadow:var(--shadow-sm);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.stat-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.stat-num{display:block;font-size:27px;font-weight:800;color:var(--gold-deep);line-height:1.3;letter-spacing:.01em;}
.stat-label{display:block;margin-top:4px;font-size:13.5px;color:var(--text-soft);}
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.voice-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:24px 24px 22px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:14px;
}
.voice-text{font-size:14.5px;color:var(--text-soft);line-height:1.82;flex:1;}
.voice-author{display:flex;align-items:center;gap:10px;border-top:1px solid var(--border);padding-top:14px;}
.voice-avatar{
 width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
 font-size:14px;font-weight:800;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
}
.voice-name{font-size:14px;font-weight:700;color:var(--ink);}
.voice-role{font-size:12.5px;color:var(--text-faint);}

/* ============ News list ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
 display:flex;flex-direction:column;gap:12px;
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:22px 22px 24px;box-shadow:var(--shadow-sm);
 transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.45);}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--text-faint);}
.news-title{font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.55;}
.news-card:hover .news-title{color:var(--gold-deep);}
.news-desc{font-size:14px;color:var(--text-soft);line-height:1.78;}
.news-more{margin-top:30px;text-align:center;}
.empty-tip{
 padding:34px 24px;text-align:center;font-size:14.5px;color:var(--text-faint);
 background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius);
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;
 transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow);}
.faq-item summary{
 cursor:pointer;list-style:none;padding:19px 24px;
 font-size:15.5px;font-weight:700;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:"+";flex:0 0 auto;width:24px;height:24px;border-radius:50%;
 display:grid;place-items:center;font-size:15px;font-weight:800;color:var(--gold-deep);
 background:rgba(255,180,0,.16);transition:transform .24s var(--ease),background .24s var(--ease);
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg);background:rgba(255,180,0,.28);}
.faq-item summary:hover{color:var(--gold-deep);}
.faq-body{padding:0 24px 22px;font-size:14.5px;color:var(--text-soft);line-height:1.85;}

/* ============ Final CTA ============ */
.final-cta{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 background:linear-gradient(130deg,#1e2449 0%,#161b3a 55%,#11142c 100%);
 color:#fff;padding:48px 44px;box-shadow:var(--shadow-lg);
 display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
}
.final-cta::before{
 content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.28) 0%,rgba(255,180,0,0) 70%);
}
.final-cta h2{font-size:clamp(20px,2.2vw,28px);font-weight:800;line-height:1.42;position:relative;z-index:2;}
.final-cta p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.72);position:relative;z-index:2;max-width:560px;}
.final-cta .cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.assure{
 margin-top:20px;display:flex;flex-wrap:wrap;gap:10px 22px;
 font-size:13.5px;color:rgba(255,255,255,.6);position:relative;z-index:2;
}
.assure span{display:inline-flex;align-items:center;gap:7px;}
.assure i{width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block;}

/* ============ Sticky bar ============ */
.sticky-bar{
 position:fixed;left:0;right:0;bottom:0;z-index:80;
 background:rgba(20,25,50,.96);
 border-top:1px solid rgba(255,180,0,.28);
 backdrop-filter:blur(10px);
 box-shadow:0 -10px 30px rgba(10,14,35,.35);
}
.sticky-inner{
 display:flex;align-items:center;justify-content:space-between;gap:18px;
 padding:12px 24px;max-width:var(--container);margin:0 auto;
}
.sticky-text{display:flex;align-items:center;gap:12px;min-width:0;}
.sticky-text strong{font-size:14.5px;color:#fff;font-weight:700;white-space:nowrap;}
.sticky-text span{font-size:13px;color:rgba(255,255,255,.6);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sticky-bar .btn{padding:10px 22px;font-size:14px;}

/* ============ Footer ============ */
.site-footer{background:#111530;color:rgba(255,255,255,.7);padding:60px 0 0;margin-top:0;}
.footer-top{
 display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;
 padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.58);max-width:340px;}
.site-footer .brand-mark{width:36px;height:36px;font-size:17px;border-radius:10px;}
.site-footer .brand-text{font-size:17px;}
.footer-col h4{font-size:14.5px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.05em;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.6);}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{padding:22px 0 26px;}
.footer-bottom .container{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 font-size:13px;color:rgba(255,255,255,.42);
}

/* ============ Responsive ============ */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:38px;}
 .hero{padding:56px 0 64px;}
 .launch-panel{max-width:520px;}
 .split{grid-template-columns:1fr;gap:32px;}
 .feature-grid,.scene-grid,.voice-grid,.news-grid{grid-template-columns:repeat(2,1fr);}
 .timeline{grid-template-columns:repeat(2,1fr);}
 .stat-strip{grid-template-columns:repeat(2,1fr);}
 .final-cta{grid-template-columns:1fr;padding:38px 30px;}
 .final-cta .cta-actions{justify-content:flex-start;}
 .footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
}
@media (max-width:900px){
 .nav-search{max-width:none;}
 .nav-toggle{display:flex;}
 .nav-links{
  position:absolute;left:0;right:0;top:100%;
  flex-direction:column;align-items:stretch;gap:2px;
  background:#1a1f3d;border-bottom:1px solid rgba(255,255,255,.12);
  padding:12px 18px 18px;box-shadow:0 22px 40px rgba(9,12,30,.5);
  display:none;
 }
 .nav-links.is-open{display:flex;}
 .nav-links a{padding:12px 14px;border-radius:10px;font-size:15.5px;}
 .header-inner{flex-wrap:wrap;padding-top:12px;padding-bottom:12px;gap:12px;min-height:0;}
 .nav-search{order:3;flex:1 1 100%;margin:0;max-width:none;}
 .nav-toggle{order:2;}
 .site-header .container{position:relative;}
}
@media (max-width:768px){
 .section{padding:56px 0;}
 .feature-grid,.scene-grid,.voice-grid,.news-grid,.timeline,.compare{grid-template-columns:1fr;}
 .stat-strip{grid-template-columns:repeat(2,1fr);}
 .footer-top{grid-template-columns:1fr 1fr;gap:28px;}
 .footer-brand{grid-column:1 / -1;}
 .sticky-text span{display:none;}
}
@media (max-width:520px){
 .container{padding:0 16px;}
 .hero{padding:44px 0 54px;}
 .hero-actions .btn{width:100%;}
 .hero-points{font-size:14px;}
 .launch-panel{padding:22px 18px;}
 .ring{width:148px;height:148px;}
 .ring-inner strong{font-size:34px;}
 .mini-stats{grid-template-columns:repeat(3,1fr);gap:8px;}
 .mini-num{font-size:17px;}
 .section-title{font-size:21px;}
 .final-cta{padding:28px 20px;}
 .final-cta .btn{width:100%;}
 .footer-top{grid-template-columns:1fr;}
 .footer-bottom .container{flex-direction:column;align-items:flex-start;}
 .sticky-inner{padding:10px 16px;gap:10px;}
 .sticky-bar .btn{padding:9px 16px;font-size:13px;}
 body{padding-bottom:64px;}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-2:#242b52;
 --ink-3:#0f1329;
 --gold:#ffb400;
 --gold-light:#ffd257;
 --gold-deep:#e09a00;
 --bg:#f4f6fb;
 --surface:#ffffff;
 --surface-alt:#eef1f9;
 --text:#1c2140;
 --text-soft:#5b6284;
 --text-faint:#8b91ae;
 --border:#e3e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-sm:8px;
 --shadow-sm:0 2px 8px rgba(26,31,61,.06);
 --shadow:0 10px 30px rgba(26,31,61,.10);
 --shadow-lg:0 24px 56px rgba(15,19,41,.20);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 font-size:16px;line-height:1.78;color:var(--text);background:var(--bg);
 -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
 padding-bottom:84px;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);}
button{font:inherit;border:0;background:none;color:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.34;font-weight:800;letter-spacing:.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px;}

/* ============ Header / Nav ============ */
.site-header{
 position:sticky;top:0;z-index:90;
 background:linear-gradient(180deg,#1e2449 0%,#1a1f3d 100%);
 border-bottom:1px solid rgba(255,255,255,.09);
 box-shadow:0 8px 26px rgba(10,14,35,.28);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:#fff;}
.brand-mark{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 font-size:19px;font-weight:800;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 60%,var(--gold-deep) 100%);
 box-shadow:0 8px 18px rgba(255,180,0,.34);
 transition:transform .3s var(--ease);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.08em;}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.04);}
.nav-search{
 position:relative;display:flex;align-items:center;flex:1 1 auto;
 max-width:440px;margin:0 auto;padding:4px 4px 4px 16px;
 background:rgba(255,255,255,.075);
 border:1px solid rgba(255,255,255,.14);
 border-radius:999px;
 transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search:focus-within{
 border-color:rgba(255,180,0,.72);
 background:rgba(255,255,255,.12);
 box-shadow:0 0 0 4px rgba(255,180,0,.14);
}
.nav-search svg{flex:0 0 auto;width:18px;height:18px;color:rgba(255,255,255,.55);}
.nav-search input{
 flex:1 1 auto;min-width:0;border:0;background:transparent;color:#fff;
 font-size:14px;padding:8px 10px;outline:none;
}
.nav-search input::placeholder{color:rgba(255,255,255,.44);}
.nav-search button{
 flex:0 0 auto;padding:7px 18px;border-radius:999px;font-size:14px;font-weight:700;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 transition:filter .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search button:hover{filter:brightness(1.07);transform:translateY(-1px);box-shadow:0 6px 16px rgba(255,180,0,.4);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
 padding:9px 15px;border-radius:9px;font-size:15px;font-weight:500;
 color:rgba(255,255,255,.78);white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.1);}
.nav-links a.is-active{color:var(--gold);background:rgba(255,180,0,.13);}
.nav-toggle{
 display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
 border:1px solid rgba(255,255,255,.18);align-items:center;justify-content:center;
 color:#fff;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .25s var(--ease),opacity .25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ Buttons ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
 border:1px solid transparent;cursor:pointer;white-space:nowrap;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-gold{
 color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 55%,var(--gold-deep) 100%);
 box-shadow:0 10px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,180,0,.44);filter:brightness(1.04);}
.btn-gold:active{transform:translateY(0);}
.btn-ghost{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);}
.btn-ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.44);transform:translateY(-2px);}
.btn-outline{color:var(--ink);background:#fff;border-color:var(--border);box-shadow:var(--shadow-sm);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-sm{padding:9px 20px;font-size:14px;}

/* ============ 分类 Hero ============ */
.cat-hero{position:relative;overflow:hidden;background:#12162c;color:#fff;padding:62px 0 78px;}
.cat-hero-bg{position:absolute;inset:0;background:url('/assets/images/7490e52ae0f85ef5.webp') center/cover no-repeat;opacity:.32;}
.cat-hero-veil{
 position:absolute;inset:0;
 background:
 radial-gradient(110% 100% at 8% 0%,rgba(48,62,140,.82) 0%,rgba(21,26,52,.93) 54%,rgba(12,15,32,.985) 100%);
}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.52);margin-bottom:18px;}
.crumb a:hover{color:var(--gold);}
.crumb .sep{opacity:.45;}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;padding:7px 16px 7px 12px;border-radius:999px;
 font-size:13px;font-weight:600;letter-spacing:.03em;color:#ffe4a6;
 background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);}
.cat-hero h1{
 margin:20px 0 0;font-size:clamp(28px,3.4vw,44px);line-height:1.26;letter-spacing:.01em;color:#fff;
}
.cat-hero h1 em{font-style:normal;color:var(--gold);}
.cat-hero-sub{margin-top:18px;max-width:600px;color:rgba(255,255,255,.76);font-size:16px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12);}
.hero-stats div strong{display:block;font-size:24px;font-weight:800;color:var(--gold);letter-spacing:.02em;}
.hero-stats div span{font-size:13px;color:rgba(255,255,255,.55);}

.poster-card{
 position:relative;border-radius:var(--radius-lg);overflow:hidden;
 border:1px solid rgba(255,255,255,.16);
 box-shadow:0 30px 60px rgba(6,9,24,.55);
 background:#1a1f3d;
}
.poster-card img{width:100%;height:308px;object-fit:cover;opacity:.92;}
.poster-card::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(15,19,41,0) 32%,rgba(15,19,41,.92) 100%);
}
.poster-hot{
 position:absolute;top:16px;left:16px;z-index:3;
 display:inline-flex;align-items:center;gap:6px;
 padding:6px 13px;border-radius:999px;font-size:12px;font-weight:700;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 8px 20px rgba(255,180,0,.4);
}
.poster-body{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:22px 22px 24px;}
.poster-body h2{font-size:19px;color:#fff;}
.poster-body p{margin-top:8px;font-size:13.5px;color:rgba(255,255,255,.7);line-height:1.7;}
.poster-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.poster-tags span{
 font-size:12px;padding:4px 11px;border-radius:999px;color:rgba(255,255,255,.82);
 background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.16);
}

/* ============ Section 基础 ============ */
.section{padding:76px 0;}
.section--alt{background:var(--surface-alt);}
.section--white{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
 display:inline-block;font-size:13px;font-weight:700;letter-spacing:.16em;
 color:var(--gold-deep);text-transform:uppercase;margin-bottom:14px;
}
.section-head h2{font-size:clamp(23px,2.4vw,32px);color:var(--ink);}
.section-head p{margin-top:14px;color:var(--text-soft);font-size:15.5px;line-height:1.85;}

/* ============ 卖点三连 ============ */
.tri-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.tri-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:30px 26px 28px;box-shadow:var(--shadow-sm);
 transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
 position:relative;overflow:hidden;
}
.tri-card::before{
 content:"";position:absolute;left:0;top:0;width:100%;height:3px;
 background:linear-gradient(90deg,var(--gold-light),var(--gold),transparent);
 opacity:0;transition:opacity .26s var(--ease);
}
.tri-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.42);}
.tri-card:hover::before{opacity:1;}
.tri-num{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 font-size:16px;font-weight:800;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 8px 18px rgba(255,180,0,.3);margin-bottom:18px;
}
.tri-card h3{font-size:18px;color:var(--ink);}
.tri-card p{margin-top:11px;font-size:14.5px;color:var(--text-soft);line-height:1.82;}
.tri-card ul{margin-top:16px;display:grid;gap:9px;}
.tri-card ul li{
 position:relative;padding-left:20px;font-size:14px;color:var(--text-soft);
}
.tri-card ul li::before{
 content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
}

/* ============ 场景演示 ============ */
.scene-wrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.scene-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);}
.scene-figure img{width:100%;height:380px;object-fit:cover;}
.scene-figure .fig-cap{
 position:absolute;left:0;right:0;bottom:0;padding:30px 24px 20px;
 background:linear-gradient(180deg,rgba(15,19,41,0) 0%,rgba(15,19,41,.9) 100%);
 color:#fff;font-size:13.5px;
}
.scene-list{display:grid;gap:16px;margin-top:26px;}
.scene-item{
 display:flex;gap:16px;padding:20px 22px;background:var(--surface);
 border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.scene-item:hover{transform:translateX(5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.4);}
.scene-item .idx{
 flex:0 0 auto;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
 font-size:14px;font-weight:800;color:var(--gold-deep);
 background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.3);
}
.scene-item h4{font-size:16px;color:var(--ink);}
.scene-item p{margin-top:6px;font-size:14px;color:var(--text-soft);line-height:1.8;}

/* ============ 社会认同 ============ */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.voice-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:16px;
 transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.voice-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.voice-quote{font-size:14.8px;color:var(--text);line-height:1.85;}
.voice-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:14px;border-top:1px dashed var(--border);}
.avatar{
 width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
 font-size:15px;font-weight:800;color:#fff;
 background:linear-gradient(135deg,#3a4480,#1a1f3d);
}
.voice-meta strong{display:block;font-size:14px;color:var(--ink);}
.voice-meta span{font-size:12.5px;color:var(--text-faint);}
.rating-bar{display:flex;gap:4px;color:var(--gold);font-size:14px;}

/* ============ 对比差异 ============ */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-col{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
 padding:30px 28px;box-shadow:var(--shadow-sm);
}
.compare-col.is-good{border-color:rgba(255,180,0,.45);box-shadow:0 14px 36px rgba(255,180,0,.12);}
.compare-col h3{font-size:18px;color:var(--ink);display:flex;align-items:center;gap:10px;}
.compare-col h3 .pill{
 font-size:12px;font-weight:700;padding:3px 11px;border-radius:999px;
 color:var(--text-soft);background:var(--surface-alt);border:1px solid var(--border);
}
.compare-col.is-good h3 .pill{color:#8a5c00;background:rgba(255,180,0,.16);border-color:rgba(255,180,0,.4);}
.compare-col ul{margin-top:20px;display:grid;gap:13px;}
.compare-col ul li{
 position:relative;padding-left:26px;font-size:14.6px;color:var(--text-soft);line-height:1.8;
}
.compare-col ul li::before{
 content:"";position:absolute;left:0;top:8px;width:14px;height:14px;border-radius:50%;
 background:rgba(139,145,174,.18);
}
.compare-col.is-good ul li::before{
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 0 0 3px rgba(255,180,0,.16);
}

/* ============ 资讯证据 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.38);}
.news-thumb{display:block;overflow:hidden;position:relative;}
.news-thumb img{width:100%;height:172px;object-fit:cover;transition:transform .5s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.06);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.tag{
 align-self:flex-start;font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px;
 color:var(--gold-deep);background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.3);
}
.news-body h3{font-size:16.5px;line-height:1.55;color:var(--ink);}
.news-body h3 a:hover{color:var(--gold-deep);}
.news-body p{font-size:14px;color:var(--text-soft);line-height:1.8;}
.news-meta{
 margin-top:auto;padding-top:14px;border-top:1px dashed var(--border);
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 font-size:12.5px;color:var(--text-faint);
}
.news-meta a{color:var(--gold-deep);font-weight:700;}
.news-meta a:hover{color:var(--ink);}
.news-empty{
 grid-column:1/-1;padding:44px 24px;text-align:center;border-radius:var(--radius);
 border:1px dashed var(--border);background:var(--surface);color:var(--text-faint);font-size:14.5px;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.45);box-shadow:var(--shadow);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:20px 54px 20px 24px;position:relative;
 font-size:16px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
 width:26px;height:26px;line-height:24px;text-align:center;border-radius:50%;
 font-size:18px;font-weight:600;color:var(--gold-deep);
 background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.28);
 transition:transform .24s var(--ease);
}
.faq-item[open] summary::after{content:"−";transform:translateY(-50%) rotate(180deg);}
.faq-item .faq-a{padding:0 24px 22px;font-size:14.6px;color:var(--text-soft);line-height:1.9;}

/* ============ 保障条 / 收口 ============ */
.guarantee{
 background:linear-gradient(135deg,#1e2449 0%,#1a1f3d 55%,#131735 100%);
 border-radius:var(--radius-lg);padding:44px 44px;color:#fff;
 display:grid;grid-template-columns:repeat(3,1fr);gap:30px;
 box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.guarantee::after{
 content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.22),transparent 70%);
}
.guarantee-item{position:relative;z-index:2;}
.guarantee-item strong{display:block;font-size:17px;color:var(--gold);margin-bottom:9px;}
.guarantee-item p{font-size:14.2px;color:rgba(255,255,255,.72);line-height:1.82;}

.cta-final{
 background:linear-gradient(135deg,#232a56 0%,#1a1f3d 60%,#12162e 100%);
 border-radius:var(--radius-lg);padding:52px 48px;color:#fff;
 display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
 box-shadow:var(--shadow-lg);
}
.cta-final h2{font-size:clamp(21px,2.4vw,28px);color:#fff;}
.cta-final p{margin-top:12px;color:rgba(255,255,255,.72);font-size:15px;max-width:620px;line-height:1.85;}
.cta-final .actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 底部固定转化条 ============ */
.cta-dock{
 position:fixed;left:0;right:0;bottom:0;z-index:80;
 background:rgba(15,19,41,.96);
 border-top:1px solid rgba(255,180,0,.28);
 box-shadow:0 -10px 30px rgba(10,14,35,.32);
 backdrop-filter:blur(8px);
}
.cta-dock-inner{
 display:flex;align-items:center;justify-content:space-between;gap:20px;
 min-height:68px;padding:10px 0;flex-wrap:wrap;
}
.cta-dock-text{color:#fff;font-size:14.6px;font-weight:600;display:flex;align-items:center;gap:10px;}
.cta-dock-text .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);}
.cta-dock-text small{color:rgba(255,255,255,.55);font-weight:400;font-size:13px;}

/* ============ Footer ============ */
.site-footer{background:#0f1329;color:rgba(255,255,255,.72);margin-top:80px;padding-top:64px;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:52px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.58);max-width:360px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.62);}
.footer-col ul li a:hover{color:var(--gold);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;background:rgba(0,0,0,.24);}
.footer-bottom .container{
 display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,.48);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .header-inner{gap:14px;}
 .nav-search{max-width:300px;}
 .cat-hero-inner{grid-template-columns:1fr;gap:38px;}
 .poster-card img{height:260px;}
 .tri-grid,.voice-grid,.news-grid{grid-template-columns:repeat(2,1fr);}
 .scene-wrap{grid-template-columns:1fr;gap:32px;}
 .scene-figure img{height:300px;}
 .guarantee{grid-template-columns:1fr;gap:24px;padding:36px 32px;}
 .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
 .header-inner{flex-wrap:wrap;padding:12px 0;min-height:auto;gap:12px;}
 .brand{order:1;}
 .nav-toggle{display:flex;order:2;}
 .nav-search{order:3;flex:1 1 100%;max-width:100%;margin:0;}
 .nav-links{
  order:4;flex:1 1 100%;display:none;flex-direction:column;align-items:stretch;
  gap:4px;margin:6px 0 4px;padding:10px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
 }
 .nav-links.is-open{display:flex;}
 .nav-links a{padding:11px 14px;border-radius:9px;font-size:15px;}
}
@media (max-width:768px){
 .container{padding:0 18px;}
 .section{padding:56px 0;}
 .cat-hero{padding:44px 0 58px;}
 .hero-stats{gap:22px;}
 .hero-stats div strong{font-size:20px;}
 .tri-grid,.voice-grid,.news-grid,.compare-wrap{grid-template-columns:1fr;}
 .cta-final{padding:38px 26px;}
 .cta-final .actions .btn{width:100%;}
 .footer-top{grid-template-columns:1fr;gap:28px;padding-bottom:38px;}
 .news-thumb img{height:196px;}
}
@media (max-width:520px){
 body{padding-bottom:96px;}
 .cat-hero h1{font-size:26px;}
 .cat-hero-sub{font-size:14.8px;}
 .hero-actions .btn{width:100%;}
 .poster-card img{height:212px;}
 .tri-card{padding:24px 20px;}
 .compare-col{padding:24px 20px;}
 .guarantee{padding:30px 22px;}
 .cta-dock-inner{justify-content:center;text-align:center;gap:10px;}
 .cta-dock-text{font-size:13.5px;flex-wrap:wrap;justify-content:center;}
 .cta-dock .btn{width:100%;}
 .footer-bottom .container{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category3 */
:root{
  --ink:#1a1f3d;
  --ink-2:#242b52;
  --ink-3:#0f1329;
  --gold:#ffb400;
  --gold-light:#ffd257;
  --gold-deep:#e09a00;
  --bg:#f4f6fb;
  --surface:#ffffff;
  --surface-alt:#eef1f9;
  --text:#1c2140;
  --text-soft:#5b6284;
  --text-faint:#8b91ae;
  --border:#e3e7f2;
  --radius:12px;
  --radius-lg:20px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(26,31,61,.06);
  --shadow:0 10px 30px rgba(26,31,61,.10);
  --shadow-lg:0 24px 56px rgba(15,19,41,.20);
  --container:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.78;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);}
button{font:inherit;border:0;background:none;color:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;letter-spacing:.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:linear-gradient(180deg,#1e2449 0%,#1a1f3d 100%);
  border-bottom:1px solid rgba(255,255,255,.09);
  box-shadow:0 8px 26px rgba(10,14,35,.28);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:#fff;}
.brand-mark{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  font-size:19px;font-weight:800;color:#1a1f3d;
  background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 60%,var(--gold-deep) 100%);
  box-shadow:0 8px 18px rgba(255,180,0,.34);
  transition:transform .3s var(--ease);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.08em;}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.04);}
.nav-search{
  position:relative;display:flex;align-items:center;flex:1 1 auto;
  max-width:440px;margin:0 auto;padding:4px 4px 4px 16px;
  background:rgba(255,255,255,.075);
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;
  transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search:focus-within{
  border-color:rgba(255,180,0,.72);
  background:rgba(255,255,255,.12);
  box-shadow:0 0 0 4px rgba(255,180,0,.14);
}
.nav-search svg{flex:0 0 auto;width:18px;height:18px;color:rgba(255,255,255,.55);}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;color:#fff;
  font-size:14px;padding:8px 10px;outline:none;
}
.nav-search input::placeholder{color:rgba(255,255,255,.44);}
.nav-search button{
  flex:0 0 auto;padding:7px 18px;border-radius:999px;font-size:14px;font-weight:700;color:#1a1f3d;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  transition:filter .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search button:hover{filter:brightness(1.07);transform:translateY(-1px);box-shadow:0 6px 16px rgba(255,180,0,.4);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  padding:9px 15px;border-radius:9px;font-size:15px;font-weight:500;
  color:rgba(255,255,255,.78);white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.1);}
.nav-links a.is-active{color:var(--gold);background:rgba(255,180,0,.13);}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  border:1px solid rgba(255,255,255,.18);align-items:center;justify-content:center;
  color:#fff;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .25s var(--ease),opacity .25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn-sm{padding:10px 22px;font-size:14px;}
.btn-gold{
  color:#1a1f3d;
  background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 55%,var(--gold-deep) 100%);
  box-shadow:0 10px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,180,0,.44);filter:brightness(1.04);}
.btn-gold:active{transform:translateY(0);}
.btn-ghost{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);}
.btn-ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.44);transform:translateY(-2px);}
.btn-outline{color:var(--ink);background:#fff;border-color:var(--border);box-shadow:var(--shadow-sm);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);}

/* ============ Category Hero (Bento) ============ */
.cat-hero{position:relative;overflow:hidden;background:#12162c;color:#fff;padding:56px 0 72px;}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/5cd3a4407c5f6335.webp') center/cover no-repeat;
  opacity:.32;
}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(120% 110% at 10% 0%,rgba(48,62,142,.86) 0%,rgba(21,26,52,.94) 52%,rgba(12,15,32,.985) 100%);
}
.cat-hero-inner{position:relative;z-index:2;}
.bento{
  display:grid;
  grid-template-columns:1.62fr 1fr;
  grid-template-rows:auto 1fr;
  gap:18px;
}
.bento-main{
  grid-row:span 2;
  display:flex;flex-direction:column;justify-content:center;
  padding:38px 36px;
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-lg);
  box-shadow:0 24px 60px rgba(6,9,24,.42);
  backdrop-filter:blur(6px);
}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;align-self:flex-start;
  padding:7px 16px 7px 12px;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.03em;color:#ffe4a6;
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);
}
.hero-badge .dot{
  width:8px;height:8px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 0 4px rgba(255,180,0,.18);
  animation:pulse 2.4s infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 4px rgba(255,180,0,.18);}
  50%{box-shadow:0 0 0 8px rgba(255,180,0,.05);}
}
.hero-title{
  margin:22px 0 0;font-size:clamp(27px,3.2vw,42px);line-height:1.3;color:#fff;font-weight:800;
}
.hero-title em{font-style:normal;color:var(--gold);display:block;margin-top:4px;}
.hero-desc{margin-top:20px;max-width:620px;color:rgba(255,255,255,.76);font-size:16px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.bento-card{
  padding:26px 26px 24px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius-lg);
  transition:border-color .25s var(--ease),transform .25s var(--ease),background .25s var(--ease);
}
.bento-card:hover{border-color:rgba(255,180,0,.42);transform:translateY(-3px);background:rgba(255,255,255,.085);}
.bento-card h2{font-size:16px;color:#fff;margin-bottom:16px;letter-spacing:.03em;}
.bento-card h2 span{color:var(--gold);}
.bento-list{display:grid;gap:12px;}
.bento-list li{
  display:flex;align-items:center;gap:10px;
  font-size:14.5px;color:rgba(255,255,255,.78);
  padding-bottom:11px;border-bottom:1px dashed rgba(255,255,255,.12);
}
.bento-list li:last-child{padding-bottom:0;border-bottom:0;}
.bento-list li::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:2px;
  background:var(--gold);transform:rotate(45deg);
}
.bento-stats{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:22px 24px;}
.bento-stats div{text-align:center;flex:1 1 0;min-width:0;}
.bento-stats strong{
  display:block;font-size:26px;font-weight:800;color:var(--gold);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.bento-stats span{display:block;margin-top:4px;font-size:12.5px;color:rgba(255,255,255,.62);letter-spacing:.02em;}
.bento-cta{
  grid-column:1 / -1;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  margin-top:4px;padding:18px 26px;
  border-radius:var(--radius-lg);
  background:linear-gradient(100deg,rgba(255,180,0,.19) 0%,rgba(255,180,0,.06) 62%,rgba(255,255,255,.045) 100%);
  border:1px solid rgba(255,180,0,.3);
}
.bento-cta p{font-size:15px;color:rgba(255,255,255,.86);margin:0;}

/* ============ Section base ============ */
.section{padding:76px 0;}
.section-alt{background:var(--surface-alt);}
.section-dark{
  background:linear-gradient(160deg,#1a1f3d 0%,#222a55 55%,#141936 100%);
  color:#fff;
}
.sec-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--gold-deep);
  background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.3);
}
.section-dark .eyebrow{color:var(--gold-light);background:rgba(255,180,0,.14);}
.sec-head h2{margin-top:16px;font-size:clamp(23px,2.6vw,32px);color:var(--ink);}
.section-dark .sec-head h2{color:#fff;}
.sec-head p{margin-top:14px;color:var(--text-soft);font-size:15.5px;}
.section-dark .sec-head p{color:rgba(255,255,255,.7);}

/* ============ Highlights split ============ */
.split{display:grid;grid-template-columns:.82fr 1.18fr;gap:56px;align-items:start;}
.split-title h2{font-size:clamp(23px,2.6vw,32px);color:var(--ink);margin-top:16px;}
.split-title p{margin-top:16px;color:var(--text-soft);font-size:15.5px;}
.mark-list{display:grid;gap:16px;}
.mark-item{
  display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;
  padding:24px 26px;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.mark-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5);}
.mark-num{
  font-size:24px;font-weight:800;color:var(--gold-deep);line-height:1;
  letter-spacing:.02em;font-variant-numeric:tabular-nums;
  padding-top:2px;
}
.mark-item h3{font-size:17px;color:var(--ink);}
.mark-item p{margin-top:8px;font-size:14.5px;color:var(--text-soft);line-height:1.8;}

/* ============ Scene cards ============ */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.scene-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  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);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.45);}
.scene-media{position:relative;aspect-ratio:16/8.4;overflow:hidden;background:#1a1f3d;}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.scene-card:hover .scene-media img{transform:scale(1.05);}
.scene-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,19,41,.05) 0%,rgba(15,19,41,.62) 100%);
}
.scene-tag{
  position:absolute;left:16px;bottom:14px;z-index:2;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:700;
  color:#1a1f3d;background:linear-gradient(135deg,var(--gold-light),var(--gold));
  box-shadow:0 6px 16px rgba(255,180,0,.32);
}
.scene-body{padding:22px 24px 26px;}
.scene-body h3{font-size:17px;color:var(--ink);}
.scene-body p{margin-top:10px;font-size:14.5px;color:var(--text-soft);line-height:1.82;}

/* ============ Diff rows ============ */
.diff-list{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.diff-head,.diff-row{
  display:grid;grid-template-columns:150px 1fr 1fr;gap:20px;align-items:center;
  padding:18px 26px;
}
.diff-head{
  background:linear-gradient(180deg,#1e2449,#1a1f3d);color:#fff;
  font-size:13px;font-weight:700;letter-spacing:.08em;
}
.diff-head span:nth-child(2){color:rgba(255,255,255,.62);}
.diff-head span:nth-child(3){color:var(--gold);}
.diff-row{border-bottom:1px solid var(--border);transition:background .22s var(--ease);}
.diff-row:last-child{border-bottom:0;}
.diff-row:hover{background:#fafbff;}
.diff-key{font-size:15px;font-weight:700;color:var(--ink);}
.diff-cell{font-size:14.5px;color:var(--text-soft);line-height:1.75;display:flex;gap:10px;align-items:flex-start;}
.diff-cell .pill{
  flex:0 0 auto;padding:2px 9px;border-radius:6px;font-size:11.5px;font-weight:700;letter-spacing:.05em;
  margin-top:2px;
}
.diff-old .pill{color:#7b8199;background:#eef1f9;border:1px solid #e0e4f0;}
.diff-new .pill{color:#8a6100;background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.4);}

/* ============ Voices ============ */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.voice-card{
  padding:26px 24px 24px;border-radius:var(--radius);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
  transition:transform .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease);
}
.voice-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.45);background:rgba(255,255,255,.09);}
.voice-quote{font-size:15px;line-height:1.85;color:rgba(255,255,255,.82);}
.voice-quote::before{
  content:"“";display:block;font-size:34px;line-height:1;color:var(--gold);
  margin-bottom:8px;font-family:Georgia,serif;
}
.voice-meta{margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);}
.voice-name{font-size:14.5px;font-weight:700;color:#fff;}
.voice-tag{display:inline-block;margin-top:8px;padding:3px 10px;border-radius:999px;font-size:12px;
  color:var(--gold-light);background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.28);}

/* ============ Timeline ============ */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.timeline::before{
  content:"";position:absolute;left:0;right:0;top:22px;height:2px;
  background:linear-gradient(90deg,rgba(255,180,0,.55),rgba(255,180,0,.12));
}
.tl-item{position:relative;padding-top:56px;}
.tl-dot{
  position:absolute;left:0;top:10px;width:26px;height:26px;border-radius:50%;
  background:var(--surface);border:2px solid var(--gold);
  box-shadow:0 0 0 5px rgba(255,180,0,.14);
  display:grid;place-items:center;
  font-size:12px;font-weight:800;color:var(--gold-deep);
}
.tl-item h3{font-size:16.5px;color:var(--ink);}
.tl-item p{margin-top:10px;font-size:14.5px;color:var(--text-soft);line-height:1.8;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;font-size:18px;font-weight:700;line-height:1;
  color:var(--gold-deep);background:rgba(255,180,0,.14);
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg);background:rgba(255,180,0,.26);}
.faq-item summary:hover{color:var(--gold-deep);}
.faq-answer{padding:0 24px 22px;font-size:14.8px;color:var(--text-soft);line-height:1.85;}

/* ============ Guarantee + final CTA ============ */
.guarantee{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:44px;}
.g-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:20px 22px;border-radius:var(--radius);
  background:var(--surface-alt);border:1px solid var(--border);
}
.g-icon{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  color:#1a1f3d;font-weight:800;font-size:15px;
  box-shadow:0 6px 14px rgba(255,180,0,.28);
}
.g-item h3{font-size:15px;color:var(--ink);}
.g-item p{margin-top:6px;font-size:13.8px;color:var(--text-soft);line-height:1.7;}
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  padding:48px 44px;
  background:linear-gradient(120deg,#1a1f3d 0%,#2a3364 58%,#171c3a 100%);
  color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-lg);
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.28) 0%,rgba(255,180,0,0) 70%);
}
.cta-band-text{position:relative;z-index:2;max-width:620px;}
.cta-band-text h2{font-size:clamp(21px,2.4vw,28px);color:#fff;}
.cta-band-text p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.76);}
.cta-band .btn{position:relative;z-index:2;}

/* ============ Sticky bar ============ */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:rgba(20,25,50,.96);
  border-top:1px solid rgba(255,180,0,.32);
  box-shadow:0 -10px 30px rgba(10,14,35,.35);
  transform:translateY(120%);
  transition:transform .38s var(--ease);
  backdrop-filter:blur(10px);
}
.sticky-cta.is-visible{transform:translateY(0);}
.sticky-inner{display:flex;align-items:center;gap:16px;padding:12px 24px;flex-wrap:wrap;}
.sticky-inner p{margin:0;flex:1 1 auto;min-width:180px;font-size:14px;color:rgba(255,255,255,.82);}
.sticky-close{
  flex:0 0 auto;width:32px;height:32px;border-radius:9px;
  display:grid;place-items:center;font-size:18px;line-height:1;
  color:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.16);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.sticky-close:hover{color:#fff;background:rgba(255,255,255,.12);}

/* ============ Footer ============ */
.site-footer{
  background:linear-gradient(180deg,#1a1f3d 0%,#0f1329 100%);
  color:rgba(255,255,255,.72);
  padding-top:56px;
}
.footer-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:46px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px;margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.05em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.62);}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);background:rgba(0,0,0,.2);padding:20px 0;}
.footer-bottom .container{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-bottom p{margin:0;font-size:13.5px;color:rgba(255,255,255,.5);}

/* ============ Responsive ============ */
@media (max-width:1024px){
  .header-inner{flex-wrap:wrap;gap:14px;padding:12px 0;min-height:0;}
  .brand{order:1;}
  .nav-toggle{order:2;display:flex;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;margin:0;}
  .nav-links{
    order:4;flex:1 1 100%;margin:0;display:none;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:8px 0 4px;border-top:1px solid rgba(255,255,255,.1);
  }
  .nav-links.is-open{display:flex;}
  .nav-links a{padding:11px 14px;border-radius:10px;}
  .bento{grid-template-columns:1fr;grid-template-rows:auto;}
  .bento-main{grid-row:auto;padding:32px 28px;}
  .split{grid-template-columns:1fr;gap:34px;}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .timeline::before{display:none;}
  .voice-grid{grid-template-columns:1fr;}
  .guarantee{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .cat-hero{padding:40px 0 54px;}
  .card-grid{grid-template-columns:1fr;}
  .diff-head{display:none;}
  .diff-row{
    grid-template-columns:1fr;gap:12px;
    padding:20px 22px;
  }
  .diff-key{font-size:16px;padding-bottom:6px;border-bottom:1px dashed var(--border);}
  .timeline{grid-template-columns:1fr;gap:24px;}
  .tl-item{padding-top:44px;}
  .cta-band{padding:34px 26px;}
  .faq-item summary{padding:17px 20px;font-size:15px;}
  .faq-answer{padding:0 20px 20px;font-size:14.5px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .btn{width:100%;}
  .bento-cta{flex-direction:column;align-items:flex-start;gap:14px;padding:18px 20px;}
  .bento-cta .btn{width:100%;}
  .mark-item{grid-template-columns:1fr;gap:10px;padding:20px;}
  .mark-num{font-size:20px;}
  .footer-top{grid-template-columns:1fr;}
  .footer-bottom .container{flex-direction:column;align-items:flex-start;gap:8px;}
  .sticky-inner{padding:10px 16px;gap:10px;}
  .sticky-inner p{font-size:13px;}
  .bento-stats{flex-wrap:wrap;gap:16px;}
  .bento-stats div{flex:1 1 40%;}
}