/* roulang page: index */
:root{
  --ink:#0E4C63;
  --ink-2:#14607C;
  --field:#2C7A5B;
  --coral:#E4674B;
  --bg:#F4F8FA;
  --bg-soft:#E9F1F5;
  --card:#FFFFFF;
  --line:#D8E4EA;
  --text:#12232B;
  --muted:#5A6E78;
  --radius:14px;
  --shadow:0 6px 20px rgba(14,76,99,.08);
  --shadow-hover:0 10px 28px rgba(14,76,99,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.75;font-weight:400}
img{display:block;max-width:100%;height:auto;object-fit:cover;background:var(--bg-soft)}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
h1,h2,h3,p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 20px;border-radius:10px;font-size:14px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .2s ease-out,transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out,color .2s ease-out}
.btn:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{filter:brightness(.94);transform:translateY(-1px)}
.btn-coral:active{transform:none}
.btn-outline{background:var(--card);border-color:var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--bg-soft);border-color:var(--ink-2)}
.btn-ink{background:var(--ink);color:#fff}
.btn-ink:hover{background:var(--ink-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .2s ease-out}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(14,76,99,.1)}
.topbar{display:none;background:var(--ink);color:rgba(255,255,255,.82);font-size:12px}
@media(min-width:768px){.topbar{display:block}}
.topbar-inner{height:28px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-right{display:flex;align-items:center;gap:14px}
.topbar-right b{color:#fff;font-variant-numeric:tabular-nums;font-weight:700}
.topbar-login{color:#fff;border-bottom:1px solid rgba(255,255,255,.4)}
.topbar-login:hover{border-color:#fff}
.nav-inner{display:flex;align-items:center;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:40px;height:40px;border-radius:10px;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;letter-spacing:.04em;flex:0 0 auto}
.brand-name{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.nav-links{display:none}
@media(min-width:1024px){.nav-links{display:flex;align-items:center;gap:32px;margin-left:20px}}
.nav-links a{position:relative;display:inline-block;font-size:14px;color:var(--text);padding:6px 0;transition:color .2s ease-out}
.nav-links a::after{content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;background:var(--coral);transform:translateX(-50%);transition:width .2s ease-out}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{width:100%}
.nav-actions{display:none}
@media(min-width:1024px){.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}}
.nav-search input{width:160px;height:38px;border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:0 12px;font-size:13px;color:var(--text);transition:border-color .2s,box-shadow .2s}
.nav-search input::placeholder{color:var(--muted)}
.nav-search input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 2px rgba(14,76,99,.14);background:#fff}
.hamburger{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:0 11px;margin-left:auto;background:transparent;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.hamburger span{display:block;height:2px;background:var(--ink);border-radius:2px}
.hamburger:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
@media(min-width:1024px){.hamburger{display:none}}

/* ---------- drawer ---------- */
.drawer-overlay{position:fixed;inset:0;z-index:60;background:rgba(18,35,43,.45);opacity:0;visibility:hidden;transition:opacity .25s ease-out,visibility .25s}
.drawer-overlay.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;z-index:70;width:82vw;max-width:340px;height:100%;background:#fff;transform:translateX(100%);transition:transform .25s ease-out;padding:18px;display:flex;flex-direction:column;gap:16px;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:22px;line-height:1;cursor:pointer}
.drawer-close:hover{background:var(--bg-soft)}
.drawer-search input{width:100%;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:0 12px;font-size:14px}
.drawer-search input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 2px rgba(14,76,99,.14);background:#fff}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.drawer-nav a{padding:14px 4px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.drawer-nav a:hover{color:var(--coral)}
.drawer-actions{display:flex;flex-direction:column;gap:10px;margin-top:4px}

/* ---------- section shell ---------- */
.sec{padding:48px 0;scroll-margin-top:88px}
@media(min-width:768px){.sec{padding:72px 0}}
@media(min-width:1024px){.sec{padding:96px 0}}
.sec-soft{background:var(--bg-soft)}
.sec-dark{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.sec-dark::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 1px,transparent 1px 48px);pointer-events:none}
.sec-dark > *{position:relative}
.sec-head{margin-bottom:28px}
@media(min-width:1024px){.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:48px;margin-bottom:40px}}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.18em;color:var(--coral);font-weight:600;margin-bottom:10px}
.sec-tag::before{content:"";width:18px;height:2px;background:var(--coral);flex:0 0 auto}
.sec h2{font-size:24px;line-height:1.3;font-weight:700;color:var(--ink);letter-spacing:-.01em}
@media(min-width:768px){.sec h2{font-size:30px}}
.sec-dark h2{color:#fff}
.sec-dark .sec-tag{color:#F2A08C}
.sec-dark .sec-tag::before{background:#F2A08C}
.sec-desc{font-size:14px;color:var(--muted);margin-top:10px;line-height:1.7}
@media(min-width:1024px){.sec-desc{max-width:400px;text-align:right;margin-top:0;flex:0 0 auto}}
.sec-dark .sec-desc{color:rgba(255,255,255,.72)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:32px 0 44px;background:var(--bg)}
.hero::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg,rgba(14,76,99,.04) 0 1px,transparent 1px 46px);pointer-events:none}
.hero-inner{position:relative;display:grid;gap:32px}
@media(min-width:1024px){.hero-inner{grid-template-columns:7fr 5fr;align-items:center;gap:52px}}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:11px;letter-spacing:.1em;color:var(--ink);font-weight:600}
.hero-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--field);flex:0 0 auto}
.hero h1{font-size:32px;line-height:1.15;font-weight:800;letter-spacing:-.01em;color:var(--ink);margin-top:16px}
@media(min-width:768px){.hero h1{font-size:46px}}
.hero h1 .hl{color:var(--coral)}
.hero-sub{margin-top:14px;font-size:17px;font-weight:600;color:var(--ink-2)}
.hero-lead{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.85;max-width:540px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-visual{display:grid;gap:12px}
.hero-media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.float-card{position:absolute;background:#fff;border-radius:12px;padding:7px 12px;box-shadow:0 8px 20px rgba(14,76,99,.18);display:flex;flex-direction:column;line-height:1.25}
.float-card span{font-size:11px;color:var(--muted)}
.float-card b{font-size:20px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}
.float-a{top:14px;left:14px}
.float-b{bottom:14px;right:14px}
.hero-quick{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.quick-item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.quick-item:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--ink-2)}
.quick-item strong{display:block;font-size:13px;font-weight:700;color:var(--ink)}
.quick-item em{font-style:normal;font-size:11px;color:var(--muted)}
.trust{display:grid;grid-template-columns:1fr 1fr;gap:18px 12px;margin-top:32px;padding-top:26px;border-top:1px solid var(--line)}
@media(min-width:768px){.trust{grid-template-columns:repeat(4,1fr)}}
.trust-item{padding-left:12px;border-left:2px solid var(--bg-soft)}
.trust-item b{display:block;font-size:24px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2}
.trust-item span{font-size:12px;color:var(--muted)}

/* ---------- pain ---------- */
.pain-grid{display:grid;gap:14px}
@media(min-width:520px){.pain-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.pain-grid{grid-template-columns:repeat(4,1fr);gap:20px}}
.pain-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 18px 20px 22px;box-shadow:var(--shadow);overflow:hidden;transition:transform .2s ease-out,box-shadow .2s ease-out}
.pain-card::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:2px;border-radius:2px;background:var(--field);transition:background .2s ease-out}
.pain-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.pain-card:hover::before{background:var(--coral)}
.pain-ico{width:28px;height:28px;border-radius:8px;background:var(--bg-soft);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:var(--ink);margin-bottom:12px;font-variant-numeric:tabular-nums}
.pain-card h3{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:6px}
.pain-card p{font-size:14px;color:var(--muted);line-height:1.7}

/* ---------- solve ---------- */
.solve{display:grid;gap:28px}
@media(min-width:1024px){.solve{grid-template-columns:5fr 7fr;align-items:center;gap:52px}}
.solve-media{border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.solve-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.solve-lead{margin-top:12px;font-size:14px;color:var(--muted);line-height:1.8}
.solve-list{margin-top:16px}
.solve-item{padding:14px 0;border-top:1px dashed var(--line)}
.solve-item:first-child{border-top:0;padding-top:6px}
.solve-item h3{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--ink)}
.solve-item h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--field);flex:0 0 auto}
.solve-item p{margin-top:4px;font-size:14px;color:var(--muted);line-height:1.7;padding-left:14px}

/* ---------- steps ---------- */
.steps{display:grid;gap:22px}
@media(min-width:768px){.steps{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.steps{grid-template-columns:repeat(4,1fr);gap:26px}}
.step{position:relative;padding-left:56px}
@media(min-width:1024px){.step{padding-left:0;padding-top:58px}}
.step::before{content:"";position:absolute;left:19px;top:46px;bottom:-22px;width:1px;background:var(--line)}
.step:last-child::before{display:none}
@media(min-width:1024px){.step::before{display:none}}
.step-num{position:absolute;left:0;top:0;width:40px;height:40px;border-radius:999px;background:var(--bg-soft);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}
.step h3{font-size:15px;font-weight:700;color:var(--ink)}
.step p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7}

/* ---------- card grid ---------- */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(min-width:768px){.cards{grid-template-columns:repeat(3,1fr);gap:20px}}
@media(min-width:1024px){.cards{grid-template-columns:repeat(4,1fr);gap:24px}}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.card-cover{position:relative;overflow:hidden}
.card-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .2s ease-out}
.card:hover .card-cover img{transform:scale(1.03)}
.badge{position:absolute;top:10px;left:10px;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;color:#fff;background:rgba(14,76,99,.9);line-height:1.6}
.badge-coral{background:rgba(228,103,75,.95)}
.badge-field{background:rgba(44,122,91,.95)}
.score{position:absolute;right:10px;bottom:10px;display:flex;align-items:center;gap:3px;background:#fff;border-radius:8px;padding:1px 7px;font-size:12px;color:var(--text);font-variant-numeric:tabular-nums;box-shadow:0 2px 8px rgba(14,76,99,.16)}
.score i{font-style:normal;color:var(--field);font-size:12px;line-height:1}
.card-body{display:flex;flex-direction:column;gap:8px;padding:12px 14px 14px;flex:1}
.card-title{font-size:14px;font-weight:600;color:var(--ink);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:44px}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.more-link{display:inline-flex;align-items:center;gap:4px;font-size:14px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);padding-bottom:2px;transition:color .2s,border-color .2s}
.more-link:hover{color:var(--coral);border-color:var(--coral)}
@media(min-width:1024px){.sec-head .more-link{flex:0 0 auto;margin-left:auto}}

/* ---------- hot ---------- */
.hot-grid{display:grid;gap:14px}
@media(min-width:520px){.hot-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.hot-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
.hot-card{position:relative;display:block;border-radius:14px;overflow:hidden;aspect-ratio:3/2;box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out}
.hot-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.hot-card img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.hot-card:hover img{transform:scale(1.04)}
.hot-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(18,35,43,.88) 0%,rgba(18,35,43,.45) 48%,rgba(18,35,43,0) 74%);transition:background .2s ease-out}
.hot-card:hover::after{background:linear-gradient(to top,rgba(18,35,43,.94) 0%,rgba(18,35,43,.62) 52%,rgba(18,35,43,.08) 82%)}
.hot-body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:14px 52px 14px 14px;color:#fff}
.hot-body h3{font-size:16px;font-weight:700;line-height:1.4}
.hot-body p{margin-top:4px;font-size:12px;color:rgba(255,255,255,.84);font-variant-numeric:tabular-nums}
.hot-arrow{position:absolute;right:14px;bottom:14px;z-index:3;width:28px;height:28px;border-radius:999px;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;transition:transform .2s ease-out,background .2s ease-out}
.hot-card:hover .hot-arrow{transform:translate(3px,-3px);background:var(--coral)}

/* ---------- channels ---------- */
.chan-grid{display:grid;gap:14px}
@media(min-width:768px){.chan-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.chan-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
.chan{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.chan:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--ink-2)}
.chan-num{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--coral);font-variant-numeric:tabular-nums}
.chan h3{margin-top:8px;font-size:16px;font-weight:700;color:var(--ink)}
.chan p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.7}
.chan-link{display:inline-flex;align-items:center;gap:4px;margin-top:14px;font-size:13px;font-weight:600;color:var(--ink);border-bottom:1px solid transparent;padding-bottom:1px;transition:color .2s,border-color .2s}
.chan-link:hover{color:var(--coral);border-color:var(--coral)}

/* ---------- rank ---------- */
.rank-wrap{display:grid}
@media(min-width:1024px){.rank-wrap{grid-template-columns:1fr 1fr;gap:0 48px}}
.rank-item{display:flex;align-items:center;gap:10px;height:56px;padding-right:8px;border-bottom:1px dashed var(--line);transition:background .2s ease-out,box-shadow .2s ease-out}
.rank-item:hover{background:var(--bg-soft);box-shadow:inset 2px 0 0 var(--coral)}
.rank-num{flex:0 0 auto;width:30px;text-align:center;font-size:18px;font-weight:800;color:rgba(14,76,99,.26);font-variant-numeric:tabular-nums}
.rank-item.top .rank-num{color:var(--coral)}
.rank-title{flex:1;min-width:0;font-size:14px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-bar{flex:0 0 auto;width:80px;height:4px;border-radius:999px;background:var(--bg-soft);overflow:hidden}
.rank-bar i{display:block;height:100%;border-radius:999px;background:var(--field)}
.rank-val{flex:0 0 auto;width:46px;text-align:right;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.rank-score{flex:0 0 auto;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.rank-score i{font-style:normal;color:var(--field)}
.rank-tag{flex:0 0 auto;font-size:11px;padding:2px 8px;border-radius:999px;background:var(--bg-soft);color:var(--ink);font-weight:600}
@media(max-width:519px){.rank-bar,.rank-score{display:none}}

/* ---------- stats ---------- */
.stat-grid{display:grid;grid-template-columns:1fr 1fr;margin-top:32px}
@media(min-width:768px){.stat-grid{grid-template-columns:repeat(4,1fr);margin-top:40px}}
.stat{padding:18px 12px;border-left:1px solid rgba(255,255,255,.15)}
.stat:first-child{border-left:0}
.stat b{display:block;font-size:32px;font-weight:800;line-height:1.1;letter-spacing:-.01em;font-variant-numeric:tabular-nums;color:#fff}
@media(min-width:768px){.stat b{font-size:40px}}
.stat span{display:block;margin-top:6px;font-size:12px;color:rgba(255,255,255,.72)}

/* ---------- quotes ---------- */
.quote-grid{display:grid;gap:14px}
@media(min-width:768px){.quote-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
.quote-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);overflow:hidden}
.quote-mark{position:absolute;top:-14px;right:10px;font-size:60px;line-height:1;font-weight:800;color:var(--bg-soft);pointer-events:none}
.quote-user{display:flex;align-items:center;gap:10px;position:relative}
.quote-user img{width:40px;height:40px;border-radius:50%;object-fit:cover;flex:0 0 auto}
.quote-user strong{display:block;font-size:14px;color:var(--ink);line-height:1.4}
.quote-user span{font-size:12px;color:var(--muted)}
.quote-card p{position:relative;margin-top:14px;font-size:14px;color:var(--text);line-height:1.75}
.stars{display:flex;gap:2px;margin-top:12px;font-size:13px;color:var(--field);letter-spacing:.06em}

/* ---------- audience ---------- */
.aud-grid{display:grid;gap:14px}
@media(min-width:520px){.aud-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.aud-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
.aud{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.aud:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--ink-2)}
.aud h3{font-size:15px;font-weight:700;color:var(--ink)}
.aud p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7}
.aud-link{display:inline-flex;margin-top:12px;font-size:13px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line);transition:color .2s,border-color .2s}
.aud-link:hover{color:var(--coral);border-color:var(--coral)}

/* ---------- news ---------- */
.news-grid{display:grid}
@media(min-width:768px){.news-grid{grid-template-columns:1fr 1fr;gap:0 40px}}
.news-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.news-item img{width:80px;height:60px;border-radius:8px;object-fit:cover;flex:0 0 auto}
.news-item h3{font-size:14px;font-weight:600;color:var(--ink);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.news-item:hover h3{color:var(--ink-2)}
.news-item time{display:block;margin-top:4px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line);margin-top:4px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:14px 0;font-size:15px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;transition:color .2s}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:0 0 auto;font-size:20px;font-weight:400;line-height:1;color:var(--muted);transition:transform .2s ease-out,color .2s ease-out}
.faq details[open] summary::after{transform:rotate(45deg);color:var(--coral)}
.faq details[open] summary{color:var(--ink-2)}
.faq-body{padding:14px 16px 18px;margin-bottom:14px;border-radius:10px;background:var(--bg-soft);font-size:14px;color:var(--muted);line-height:1.8}

/* ---------- kpi ---------- */
.kpi-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(min-width:1024px){.kpi-grid{grid-template-columns:repeat(4,1fr);gap:20px}}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}
.kpi span{display:block;font-size:12px;color:var(--muted)}
.kpi b{display:block;margin-top:4px;font-size:26px;font-weight:800;color:var(--ink);line-height:1.2;font-variant-numeric:tabular-nums}
.kpi em{display:inline-block;margin-top:2px;font-style:normal;font-size:12px;color:var(--field);font-variant-numeric:tabular-nums}
.kpi-bar{height:4px;border-radius:999px;background:var(--bg-soft);margin-top:12px;overflow:hidden}
.kpi-bar i{display:block;height:100%;border-radius:999px;background:var(--field)}

/* ---------- topics ---------- */
.topic-grid{display:grid;gap:14px}
@media(min-width:1024px){.topic-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
.topic{background:var(--bg-soft);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .2s ease-out,box-shadow .2s ease-out}
.topic:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.topic img{width:100%;aspect-ratio:16/9;object-fit:cover}
.topic-body{padding:16px}
.topic-body h3{font-size:16px;font-weight:700;color:var(--ink)}
.topic-body p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7}
.topic-foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.topic-foot a{font-size:13px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);transition:color .2s,border-color .2s}
.topic-foot a:hover{color:var(--coral);border-color:var(--coral)}

/* ---------- join bar ---------- */
.join-bar{display:grid;gap:16px;background:var(--bg-soft);border:1px solid var(--line);border-radius:16px;padding:24px}
@media(min-width:768px){.join-bar{grid-template-columns:1fr auto;align-items:center;gap:32px;padding:28px 32px}}
.join-bar h2{font-size:20px;font-weight:700;color:var(--ink);line-height:1.35}
@media(min-width:768px){.join-bar h2{font-size:22px}}
.join-bar p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7}

/* ---------- final cta ---------- */
.final-cta{position:relative;overflow:hidden;border-radius:20px;background:var(--ink);color:#fff;text-align:center;padding:36px 20px}
@media(min-width:768px){.final-cta{padding:64px 40px}}
.final-cta::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.06) 0 1px,transparent 1px 44px);pointer-events:none}
.final-cta > *{position:relative}
.final-cta h2{font-size:24px;font-weight:800;color:#fff;letter-spacing:-.01em;line-height:1.3}
@media(min-width:768px){.final-cta h2{font-size:32px}}
.final-cta p{margin:12px auto 0;max-width:560px;font-size:14px;color:rgba(255,255,255,.78);line-height:1.8}
.final-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:26px}
.final-note{margin-top:18px;font-size:12px;color:rgba(255,255,255,.6)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.8)}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:40px 0 24px}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.5fr;gap:40px;padding:56px 0 36px}}
.footer-brand{grid-column:1 / -1}
@media(min-width:1024px){.footer-brand{grid-column:auto}}
.footer-brand .brand-mark{background:#fff;color:var(--ink)}
.footer-brand .brand-name{color:#fff}
.footer-about{margin-top:12px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.7);max-width:280px}
.footer-social{display:flex;gap:10px;margin-top:14px}
.footer-social a{width:36px;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.24);display:flex;align-items:center;justify-content:center;font-size:12px;color:#fff;transition:background .2s,border-color .2s}
.footer-social a:hover{background:rgba(255,255,255,.12);border-color:#fff}
.footer-title{font-size:13px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:12px}
.footer-links li{margin-bottom:8px}
.footer-links a{font-size:13px;color:rgba(255,255,255,.78);transition:color .2s}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-sub{display:flex;gap:8px;margin-top:12px}
.footer-sub input{flex:1;min-width:0;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);color:#fff;padding:0 12px;font-size:13px}
.footer-sub input::placeholder{color:rgba(255,255,255,.5)}
.footer-sub input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 2px rgba(255,255,255,.18)}
.footer-sub button{height:40px;padding:0 16px;border-radius:10px;border:0;background:var(--coral);color:#fff;font-size:13px;font-weight:600;cursor:pointer;transition:filter .2s}
.footer-sub button:hover{filter:brightness(.94)}
.footer-tip{margin-top:8px;font-size:12px;color:rgba(255,255,255,.55)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.15);padding:16px 0 24px;font-size:12px;color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:#fff;text-decoration:underline}
.footer-bottom .policy{display:flex;gap:16px}

@media(prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}