/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-soft:#242b52;
  --ink-deep:#12162e;
  --gold:#ffb400;
  --gold-light:#ffd166;
  --gold-deep:#e09b00;
  --blue:#2563eb;
  --blue-soft:#eaf0ff;
  --bg:#f5f7fc;
  --bg-alt:#eef2fb;
  --surface:#ffffff;
  --text:#182036;
  --muted:#5c6784;
  --line:#e3e8f5;
  --radius:12px;
  --radius-lg:20px;
  --shadow-sm:0 2px 10px rgba(24,32,54,.06);
  --shadow-md:0 12px 30px rgba(24,32,54,.10);
  --shadow-lg:0 24px 56px rgba(12,18,40,.18);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.page{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.72;
  padding-bottom:92px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;cursor:pointer}
input{font:inherit}
::selection{background:rgba(255,180,0,.32)}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{background:var(--ink);color:#fff;position:relative;z-index:60;box-shadow:0 10px 30px rgba(10,14,32,.22)}
.header-top{display:flex;align-items:center;gap:18px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto;min-width:0}
.brand-mark{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;font-size:20px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 8px 20px rgba(255,180,0,.34)}
.brand-text{min-width:0}
.brand-text strong{display:block;font-size:18px;letter-spacing:.6px;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{display:block;font-size:11.5px;color:#98a2c6;letter-spacing:2.4px;margin-top:2px}
.header-search{display:flex;align-items:center;gap:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:4px 4px 4px 16px;min-width:268px;transition:border-color .2s,background .2s}
.header-search:focus-within{border-color:rgba(255,180,0,.62);background:rgba(255,255,255,.12)}
.header-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:#fff;font-size:14px;padding:6px 0}
.header-search input::placeholder{color:#8b96bc}
.header-search button{width:34px;height:34px;flex:0 0 34px;border:0;border-radius:50%;background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;display:grid;place-items:center;transition:transform .2s,box-shadow .2s}
.header-search button:hover{transform:scale(1.06);box-shadow:0 6px 16px rgba(255,159,0,.42)}
.header-search svg{width:17px;height:17px}
.nav-wrap{border-top:1px solid rgba(255,255,255,.09)}
.nav-grid{display:flex;gap:8px;padding:10px 0 12px;overflow-x:auto;scrollbar-width:none}
.nav-grid::-webkit-scrollbar{display:none}
.nav-item{display:flex;align-items:center;gap:9px;padding:10px 18px;border-radius:12px;font-size:15px;color:#c6cfe9;white-space:nowrap;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s}
.nav-item svg{width:19px;height:19px;flex:0 0 19px}
.nav-item:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateY(-1px)}
.nav-item:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-item.active{color:var(--gold-light);background:linear-gradient(140deg,rgba(255,180,0,.18),rgba(255,180,0,.04));border-color:rgba(255,180,0,.38)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;border:1px solid transparent;font-size:15px;font-weight:700;letter-spacing:.4px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;box-shadow:0 10px 24px rgba(255,159,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,159,0,.44)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,159,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-blue{background:linear-gradient(135deg,#3b76ff,#1d4ed8);color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.28)}
.btn-blue:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(37,99,235,.36)}
.btn-sm{padding:10px 20px;font-size:14px}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;background:var(--ink-deep);background-image:linear-gradient(112deg,rgba(15,19,42,.97) 0%,rgba(24,29,60,.92) 46%,rgba(26,31,61,.62) 100%),url('/assets/images/efc94f69ce24a628.webp');background-size:cover;background-position:center;padding:58px 0 66px;overflow:hidden}
.hero::after{content:"";position:absolute;width:520px;height:520px;right:-160px;top:-200px;background:radial-gradient(circle,rgba(255,180,0,.20),transparent 68%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.82fr);gap:44px;align-items:center;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);color:var(--gold-light);padding:6px 15px;border-radius:999px;font-size:12.5px;letter-spacing:1.6px}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block;box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.hero h1{font-size:clamp(29px,4.2vw,50px);line-height:1.24;letter-spacing:1px;font-weight:800;margin:20px 0 16px;color:#fff}
.hero h1 em{font-style:normal;color:var(--gold-light)}
.hero-sub{font-size:14.5px;color:#9aa5c8;letter-spacing:1.4px;margin-bottom:16px}
.hero-lead{color:#c3cbe6;font-size:15.5px;line-height:1.9;max-width:660px}
.hero-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;margin:24px 0 26px}
.hero-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#dde3f6}
.hero-points .dot{width:18px;height:18px;flex:0 0 18px;border-radius:50%;background:rgba(255,180,0,.18);border:1px solid rgba(255,180,0,.5);display:grid;place-items:center;margin-top:4px}
.hero-points .dot svg{width:10px;height:10px;color:var(--gold-light)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:32px;flex-wrap:wrap}
.hero-stat strong{display:block;font-size:23px;font-weight:800;color:var(--gold);line-height:1.3}
.hero-stat span{display:block;font-size:12.5px;color:#8f9abd;letter-spacing:.6px;margin-top:2px}

.hero-card{background:rgba(23,28,56,.76);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-lg);padding:26px 24px 28px;box-shadow:var(--shadow-lg);backdrop-filter:blur(10px)}
.ring{width:158px;height:158px;border-radius:50%;margin:4px auto 18px;position:relative;display:grid;place-items:center;background:conic-gradient(var(--gold) calc(var(--p,68) * 1%),rgba(255,255,255,.12) 0)}
.ring::before{content:"";position:absolute;inset:11px;border-radius:50%;background:#151a34}
.ring-inner{position:relative;z-index:1;text-align:center}
.ring-inner b{display:block;font-size:21px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.5px}
.ring-inner small{display:block;font-size:11.5px;color:#93a0c4;letter-spacing:1.6px;margin-top:4px}
.hero-card h3{font-size:16px;color:#fff;text-align:center;font-weight:700;letter-spacing:.6px}
.hero-card .hero-card-note{font-size:13px;color:#9aa5c8;text-align:center;line-height:1.75;margin:8px 0 16px}
.hero-card-list{margin:0 0 20px;display:grid;gap:10px}
.hero-card-list li{display:flex;gap:9px;font-size:13.5px;color:#ccd4ec;align-items:flex-start}
.hero-card-list li i{width:6px;height:6px;border-radius:50%;background:var(--gold);flex:0 0 6px;margin-top:8px}
.hero-card .btn{width:100%}
.hero-card small.tip{display:block;text-align:center;font-size:12px;color:#7f8bab;margin-top:10px}

/* ---------- sections ---------- */
.section{padding:70px 0;position:relative}
.section--white{background:var(--surface)}
.section--alt{background:var(--bg-alt)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:26px;margin-bottom:34px;flex-wrap:wrap}
.section-head-main{max-width:680px}
.section-tag{display:inline-block;font-size:12px;letter-spacing:2.2px;font-weight:700;color:var(--blue);background:var(--blue-soft);padding:5px 13px;border-radius:999px;margin-bottom:12px}
.section-head h2{font-size:clamp(22px,2.9vw,31px);line-height:1.35;font-weight:800;color:var(--ink)}
.section-head p{color:var(--muted);font-size:14.8px;line-height:1.85;margin-top:10px}
.section-link{font-size:14px;font-weight:700;color:var(--blue);display:inline-flex;align-items:center;gap:6px;padding:8px 2px;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.section-link:hover{color:var(--gold-deep);border-color:var(--gold)}
.section-link svg{width:15px;height:15px}

.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d4ddf6}

/* sell points */
.sell-card{padding:26px 24px 28px;position:relative;overflow:hidden}
.sell-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--gold),rgba(255,180,0,0))}
.sell-icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(140deg,#eef3ff,#ffffff);border:1px solid #dde5f8;color:var(--blue);margin-bottom:16px}
.sell-icon svg{width:22px;height:22px}
.sell-card h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:9px}
.sell-card p{font-size:14.2px;color:var(--muted);line-height:1.82}

/* category entrance */
.cat-card{display:flex;gap:18px;padding:26px 24px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .24s,border-color .24s,box-shadow .24s}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.6);box-shadow:var(--shadow-md)}
.cat-card:focus-visible{outline:3px solid rgba(255,180,0,.6);outline-offset:2px}
.cat-num{font-size:26px;font-weight:800;line-height:1;color:#c8d4f4;letter-spacing:1px;transition:color .24s;flex:0 0 auto;padding-top:3px}
.cat-card:hover .cat-num{color:var(--gold)}
.cat-body h3{font-size:17.5px;font-weight:800;color:var(--ink);margin-bottom:8px}
.cat-body p{font-size:14px;color:var(--muted);line-height:1.8}
.cat-body span.more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--blue);margin-top:12px}
.cat-body span.more svg{width:14px;height:14px;transition:transform .24s}
.cat-card:hover span.more svg{transform:translateX(4px)}

/* recommendation track */
.track{display:flex;gap:20px;overflow-x:auto;padding:4px 4px 16px;scroll-snap-type:x mandatory}
.track::-webkit-scrollbar{height:8px}
.track::-webkit-scrollbar-thumb{background:#ccd7f2;border-radius:999px}
.track::-webkit-scrollbar-track{background:transparent}
.rec-card{flex:0 0 278px;scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.rec-thumb{display:block;overflow:hidden;position:relative}
.rec-thumb img{width:100%;height:156px;object-fit:cover;transition:transform .45s ease}
.rec-card:hover .rec-thumb img{transform:scale(1.07)}
.rec-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,22,46,0) 40%,rgba(18,22,46,.55));}
.rec-body{padding:16px 18px 20px}
.rec-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted);margin-bottom:9px;flex-wrap:wrap}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--blue-soft);color:#1f4fd0;font-size:11.5px;font-weight:700;letter-spacing:.4px}
.rec-body h3{font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.55;margin-bottom:8px}
.rec-body h3 a:hover{color:var(--blue)}
.rec-body p{font-size:13.2px;color:var(--muted);line-height:1.75}
.empty-note{font-size:14px;color:var(--muted);padding:26px 0}

/* steps */
.steps-wrap{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:40px;align-items:center}
.steps-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid #dbe3f6}
.steps-figure img{width:100%;height:100%;min-height:320px;object-fit:cover}
.steps-figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:36px 22px 18px;background:linear-gradient(180deg,rgba(18,22,46,0),rgba(18,22,46,.86));color:#e6ebfa;font-size:13px;letter-spacing:.6px}
.step{display:flex;gap:18px;padding:20px 0;border-bottom:1px dashed #dce4f5}
.step:last-child{border-bottom:0}
.step-num{width:42px;height:42px;flex:0 0 42px;border-radius:12px;display:grid;place-items:center;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 8px 18px rgba(255,159,0,.28)}
.step h3{font-size:16.5px;font-weight:800;color:var(--ink);margin-bottom:6px}
.step p{font-size:14.2px;color:var(--muted);line-height:1.8}

/* stats band */
.stats-band{background:linear-gradient(118deg,#12162e 0%,#232a52 100%);border-radius:var(--radius-lg);padding:42px 40px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.stats-band::after{content:"";position:absolute;width:360px;height:360px;right:-120px;bottom:-180px;background:radial-gradient(circle,rgba(255,180,0,.22),transparent 68%)}
.stats-item{position:relative;z-index:2}
.stats-item strong{display:block;font-size:34px;font-weight:800;line-height:1.1;color:var(--gold);font-variant-numeric:tabular-nums}
.stats-item span{display:block;font-size:13.5px;color:#aeb9da;margin-top:8px;letter-spacing:.6px}

/* compare */
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.compare-col{padding:26px 24px 28px;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm)}
.compare-col--us{background:linear-gradient(165deg,#fffaee,#ffffff 62%);border-color:#ffdf9a;box-shadow:var(--shadow-md)}
.compare-col h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:6px}
.compare-col .compare-sub{font-size:12.5px;color:var(--muted);letter-spacing:1px;margin-bottom:16px;display:block}
.compare-row{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed #e2e8f6;font-size:14.2px;color:#2c3654;line-height:1.7}
.compare-row:last-child{border-bottom:0}
.compare-row i{width:20px;height:20px;flex:0 0 20px;border-radius:50%;display:grid;place-items:center;margin-top:3px;font-style:normal;font-size:11px;font-weight:800}
.compare-col--us .compare-row i{background:rgba(255,180,0,.22);color:#8a5c00}
.compare-col--old .compare-row i{background:#eef1f9;color:#8b95b1}

/* post list */
.post-row{display:flex;gap:16px;align-items:flex-start;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s,border-color .22s}
.post-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#d4ddf6}
.post-row img{width:104px;height:78px;flex:0 0 104px;object-fit:cover;border-radius:10px}
.post-row-body h3{font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.5;margin-bottom:6px}
.post-row-body h3 a:hover{color:var(--blue)}
.post-row-body p{font-size:13.2px;color:var(--muted);line-height:1.7}
.post-row-meta{display:flex;gap:10px;align-items:center;font-size:12px;color:#7c87a6;margin-top:8px;flex-wrap:wrap}

/* topic tags */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px}
.tag-chip{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:14px;color:#2c3654;box-shadow:var(--shadow-sm);transition:border-color .2s,color .2s,transform .2s}
.tag-chip:hover{border-color:rgba(255,180,0,.65);color:var(--gold-deep);transform:translateY(-2px)}
.tag-chip i{width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block}

/* voices */
.voice{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 20px;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s}
.voice:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.voice-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.avatar{width:40px;height:40px;flex:0 0 40px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:15px;color:#ffd166;background:linear-gradient(140deg,#1a1f3d,#3a4a86)}
.voice-head strong{display:block;font-size:14.5px;color:var(--ink);line-height:1.4}
.voice-head small{display:block;font-size:12px;color:#8892b0}
.voice p{font-size:14px;color:#414c6b;line-height:1.82}
.voice-stars{color:var(--gold);font-size:12.5px;letter-spacing:2px;margin-top:12px}

/* guards */
.guard{display:flex;gap:13px;align-items:flex-start;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:border-color .2s,transform .2s}
.guard:hover{border-color:#d4ddf6;transform:translateY(-3px)}
.guard-icon{width:38px;height:38px;flex:0 0 38px;border-radius:11px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue)}
.guard-icon svg{width:19px;height:19px}
.guard h3{font-size:14.5px;font-weight:800;color:var(--ink);margin-bottom:5px}
.guard p{font-size:13px;color:var(--muted);line-height:1.72}

/* faq */
.faq-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item[open]{border-color:#ffdf9a;box-shadow:var(--shadow-md)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:15px;font-weight:700;color:var(--ink);display:flex;justify-content:space-between;gap:14px;align-items:flex-start}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:0 0 auto;color:var(--gold-deep);font-size:19px;font-weight:800;line-height:1.2}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}
.faq-item p{padding:0 22px 20px;font-size:14px;color:var(--muted);line-height:1.85}

/* subscribe */
.subscribe-card{background:linear-gradient(118deg,#1a1f3d 0%,#2a3163 100%);border-radius:var(--radius-lg);padding:44px 42px;display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center;color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.subscribe-card::after{content:"";position:absolute;width:420px;height:420px;left:-160px;bottom:-220px;background:radial-gradient(circle,rgba(255,180,0,.20),transparent 70%)}
.subscribe-copy{position:relative;z-index:2}
.subscribe-copy h2{font-size:clamp(21px,2.6vw,28px);font-weight:800;line-height:1.4;margin-bottom:12px}
.subscribe-copy p{font-size:14.2px;color:#b9c2de;line-height:1.85}
.sub-form-wrap{position:relative;z-index:2}
.sub-form{display:flex;gap:8px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:7px 7px 7px 18px;transition:border-color .2s,background .2s}
.sub-form:focus-within{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.14)}
.sub-form input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:#fff;font-size:14px;padding:8px 0}
.sub-form input::placeholder{color:#96a1c4}
.sub-form .btn{flex:0 0 auto;padding:11px 22px;font-size:14px}
.sub-tip{font-size:12.2px;color:#8f9bbd;margin-top:12px;line-height:1.7}
.sub-ok{display:none;margin-top:12px;font-size:13px;color:var(--gold-light)}
.sub-ok.show{display:block}

/* footer */
.site-footer{background:var(--ink-deep);color:#a7b1d1;padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;flex:0 0 40px;font-size:18px}
.footer-brand strong{color:#fff;font-size:16.5px;letter-spacing:.5px;display:block;line-height:1.35}
.footer-brand small{display:block;font-size:11.5px;color:#7f8bab;letter-spacing:2px;margin-top:3px}
.footer-about p{font-size:13.6px;line-height:1.85;color:#98a3c4;max-width:340px}
.footer-col h3{font-size:14px;color:#fff;font-weight:700;letter-spacing:1px;margin-bottom:14px}
.footer-links a{display:block;padding:6px 0;font-size:13.6px;color:#98a3c4;transition:color .2s,transform .2s}
.footer-links a:hover{color:var(--gold);transform:translateX(3px)}
.footer-links a:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:38px;padding-top:20px;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;font-size:12.6px;color:#7c86a6}
.footer-bottom span{display:inline-block}
.footer-legal{display:flex;gap:18px;flex-wrap:wrap}
.footer-legal a{color:#8b96b8;transition:color .2s}
.footer-legal a:hover{color:var(--gold)}

/* sticky cta */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:80;background:rgba(18,22,46,.97);border-top:2px solid var(--gold);padding:12px 0;backdrop-filter:blur(10px);box-shadow:0 -10px 30px rgba(10,14,32,.28)}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:18px}
.sticky-inner p{font-size:13.8px;color:#c1cae8;line-height:1.6}
.sticky-inner p strong{color:var(--gold)}
.sticky-inner .btn{flex:0 0 auto}

/* responsive */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:34px}
  .hero-card{max-width:460px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps-wrap{grid-template-columns:minmax(0,1fr);gap:28px}
  .stats-band{grid-template-columns:repeat(2,minmax(0,1fr));padding:34px 30px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px}
  .subscribe-card{grid-template-columns:minmax(0,1fr);padding:36px 30px;gap:24px}
  .header-search{min-width:220px}
}
@media (max-width:768px){
  body.page{padding-bottom:84px}
  .section{padding:52px 0}
  .hero{padding:42px 0 50px}
  .header-search{display:none}
  .grid-2,.grid-3,.grid-4{grid-template-columns:minmax(0,1fr)}
  .compare{grid-template-columns:minmax(0,1fr)}
  .faq-list{grid-template-columns:minmax(0,1fr)}
  .hero-points{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-about{grid-column:1 / -1}
  .stats-band{grid-template-columns:repeat(2,minmax(0,1fr));padding:30px 24px;gap:20px}
  .sticky-inner p{font-size:12.8px}
  .post-row img{width:86px;height:70px;flex:0 0 86px}
  .brand-text strong{font-size:16px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-top{gap:10px;padding-top:12px;padding-bottom:12px}
  .brand-mark{width:38px;height:38px;flex:0 0 38px;font-size:17px}
  .brand-text small{letter-spacing:1.4px;font-size:10.5px}
  .hero h1{font-size:26px}
  .hero-stats{gap:22px}
  .ring{width:136px;height:136px}
  .ring-inner b{font-size:18px}
  .stats-item strong{font-size:27px}
  .section-head h2{font-size:21px}
  .cat-card{padding:22px 18px;gap:14px}
  .subscribe-card{padding:28px 20px}
  .sub-form{padding:6px 6px 6px 14px}
  .sub-form .btn{padding:10px 16px;font-size:13px}
  .sticky-inner{gap:10px}
  .sticky-inner p{display:none}
  .sticky-inner .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .footer-bottom{justify-content:flex-start}
  .rec-card{flex:0 0 84%}
}

/* roulang page: article */
:root{
 --ink:#1a1f3d;
 --ink-soft:#242b52;
 --ink-deep:#12162e;
 --gold:#ffb400;
 --gold-light:#ffd166;
 --gold-deep:#e09b00;
 --blue:#2563eb;
 --blue-soft:#eaf0ff;
 --bg:#f5f7fc;
 --bg-alt:#eef2fb;
 --surface:#ffffff;
 --text:#182036;
 --muted:#5c6784;
 --line:#e3e8f5;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(24,32,54,.06);
 --shadow-md:0 12px 30px rgba(24,32,54,.10);
 --shadow-lg:0 24px 56px rgba(12,18,40,.18);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.page{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.72;
 padding-bottom:96px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;cursor:pointer}
input,textarea{font:inherit}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
/* ---------- header ---------- */
.site-header{background:var(--ink);color:#fff;position:relative;z-index:60;box-shadow:0 10px 30px rgba(10,14,32,.22)}
.header-top{display:flex;align-items:center;gap:18px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto;min-width:0}
.brand-mark{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;font-size:20px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 8px 20px rgba(255,180,0,.34)}
.brand-text{min-width:0}
.brand-text strong{display:block;font-size:18px;letter-spacing:.6px;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{display:block;font-size:11.5px;color:#98a2c6;letter-spacing:2.4px;margin-top:2px}
.header-search{display:flex;align-items:center;gap:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:4px 4px 4px 16px;min-width:268px;transition:border-color .2s,background .2s}
.header-search:focus-within{border-color:rgba(255,180,0,.62);background:rgba(255,255,255,.12)}
.header-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:#fff;font-size:14px;padding:6px 0}
.header-search input::placeholder{color:#8b96bc}
.header-search button{width:34px;height:34px;flex:0 0 34px;border:0;border-radius:50%;background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;display:grid;place-items:center;transition:transform .2s,box-shadow .2s}
.header-search button:hover{transform:scale(1.06);box-shadow:0 6px 16px rgba(255,159,0,.42)}
.header-search svg{width:17px;height:17px}
.nav-wrap{border-top:1px solid rgba(255,255,255,.09)}
.nav-grid{display:flex;gap:8px;padding:10px 0 12px;overflow-x:auto;scrollbar-width:none}
.nav-grid::-webkit-scrollbar{display:none}
.nav-item{display:flex;align-items:center;gap:9px;padding:10px 18px;border-radius:12px;font-size:15px;color:#c6cfe9;white-space:nowrap;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s}
.nav-item svg{width:19px;height:19px;flex:0 0 19px}
.nav-item:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateY(-1px)}
.nav-item:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-item.active{color:var(--gold-light);background:linear-gradient(140deg,rgba(255,180,0,.18),rgba(255,180,0,.04));border-color:rgba(255,180,0,.38)}
/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;border:1px solid transparent;font-size:15px;font-weight:700;letter-spacing:.4px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;box-shadow:0 10px 24px rgba(255,159,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,159,0,.44)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,159,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-blue{background:linear-gradient(135deg,#3b76ff,#1d4ed8);color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.28)}
.btn-blue:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(37,99,235,.36)}
.btn-sm{padding:10px 20px;font-size:14px}
/* ---------- article hero ---------- */
.article-hero{position:relative;color:#fff;background:var(--ink-deep);background-image:linear-gradient(112deg,rgba(15,19,42,.97) 0%,rgba(24,29,60,.93) 48%,rgba(26,31,61,.62) 100%),url('/assets/images/efc94f69ce24a628.webp');background-size:cover;background-position:center;padding:34px 0 52px;overflow:hidden}
.article-hero::after{content:"";position:absolute;width:460px;height:460px;right:-150px;top:-190px;background:radial-gradient(circle,rgba(255,180,0,.20),transparent 68%);pointer-events:none}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:#8f9bc0;flex-wrap:wrap;position:relative;z-index:2}
.breadcrumb a{color:#c6cfe9;border-bottom:1px solid rgba(198,207,233,.35);transition:color .2s,border-color .2s}
.breadcrumb a:hover{color:var(--gold-light);border-color:rgba(255,209,102,.6)}
.breadcrumb .current{color:#7f8bb0}
.article-hero-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,.72fr);gap:40px;align-items:center;position:relative;z-index:2;margin-top:24px}
.article-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);color:var(--gold-light);padding:6px 15px;border-radius:999px;font-size:12.5px;letter-spacing:1.4px}
.article-tag i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block;box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.article-hero h1{font-size:clamp(25px,3.4vw,40px);line-height:1.32;font-weight:800;letter-spacing:.8px;margin:18px 0 14px;color:#fff}
.article-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13.5px;color:#98a3c7;margin-bottom:16px}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{width:5px;height:5px;border-radius:50%;background:#5c6784;display:inline-block}
.article-lead{color:#c3cbe6;font-size:15px;line-height:1.92;max-width:680px;display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical;overflow:hidden}
.article-cover{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 24px 50px rgba(6,10,28,.5);border:1px solid rgba(255,255,255,.14)}
.article-cover img{width:100%;aspect-ratio:4/3;object-fit:cover}
.article-cover figcaption{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;font-size:12.5px;color:#e6ecff;background:linear-gradient(180deg,rgba(10,14,32,0),rgba(10,14,32,.86))}
/* ---------- common section ---------- */
.section{padding:56px 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--ink-deep);color:#fff}
.section-head{max-width:760px;margin-bottom:32px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:2px;color:var(--gold-deep);font-weight:700;margin-bottom:10px}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:linear-gradient(90deg,#ffc233,#ff9f00)}
.section-title{font-size:clamp(22px,2.6vw,30px);line-height:1.4;color:var(--ink);font-weight:800;letter-spacing:.5px}
.section-desc{color:var(--muted);font-size:15px;margin-top:12px}
.section-dark .section-title{color:#fff}
.section-dark .section-desc{color:#a5b0d0}
/* ---------- article layout ---------- */
.article-wrap{padding:44px 0 20px}
.article-layout{display:grid;grid-template-columns:minmax(0,720px) 300px;gap:40px;justify-content:center;align-items:start}
.article-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:34px 36px}
.article-body{font-size:16.5px;color:#26304c;line-height:1.95;word-break:break-word}
.article-body h2{font-size:23px;margin:34px 0 14px;padding-left:14px;border-left:5px solid var(--gold);line-height:1.45;color:var(--ink);font-weight:800}
.article-body h3{font-size:18.5px;margin:26px 0 10px;color:var(--ink);font-weight:700}
.article-body h4{font-size:16.5px;margin:20px 0 8px;color:var(--ink-soft);font-weight:700}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:2px;top:12px;width:8px;height:8px;border-radius:50%;background:var(--gold)}
.article-body ol{counter-reset:ord}
.article-body ol li{position:relative;padding-left:28px;margin-bottom:10px;counter-increment:ord}
.article-body ol li::before{content:counter(ord);position:absolute;left:0;top:4px;width:19px;height:19px;border-radius:6px;background:var(--blue-soft);color:var(--blue);font-size:12px;font-weight:700;display:grid;place-items:center}
.article-body img{border-radius:var(--radius);margin:18px 0;box-shadow:var(--shadow-sm)}
.article-body blockquote{margin:20px 0;padding:16px 20px;background:var(--bg-alt);border-left:4px solid var(--blue);border-radius:0 var(--radius) var(--radius) 0;color:#33405f;font-size:15.5px}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--bg-alt);color:var(--ink);font-weight:700}
.article-body a{color:var(--blue);border-bottom:1px dashed rgba(37,99,235,.45)}
.article-body a:hover{color:var(--gold-deep);border-color:rgba(224,155,0,.6)}
.article-body strong{color:var(--ink)}
.article-empty{padding:18px 0 6px;text-align:center}
.article-empty h2{font-size:22px;color:var(--ink);margin-bottom:12px;border:0;padding:0}
.article-empty p{color:var(--muted);margin-bottom:22px}
/* ---------- sidebar ---------- */
.article-side{position:sticky;top:18px;display:grid;gap:20px}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:22px 22px 18px;transition:box-shadow .25s,transform .25s}
.side-card:hover{box-shadow:var(--shadow-md)}
.side-card h3{font-size:15.5px;color:var(--ink);font-weight:800;letter-spacing:.5px;display:flex;align-items:center;gap:9px;margin-bottom:14px}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:linear-gradient(180deg,#ffc233,#ff9f00)}
.side-list li{padding:11px 0;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list a{display:block;font-size:14px;color:#2c3550;line-height:1.6;transition:color .2s,transform .2s}
.side-list a:hover{color:var(--blue);transform:translateX(3px)}
.side-list span{display:block;font-size:12px;color:#8b95b0;margin-top:3px}
.side-note{font-size:13px;color:var(--muted);line-height:1.85}
.side-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.tag{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;background:var(--blue-soft);color:#2c4b8f;font-size:12.5px;font-weight:600}
.tag-gold{background:rgba(255,180,0,.14);color:#8a5c00}
.side-thumb{display:flex;gap:12px;align-items:center;padding:10px 0;border-bottom:1px dashed var(--line)}
.side-thumb:last-child{border-bottom:0}
.side-thumb img{width:66px;height:52px;object-fit:cover;border-radius:10px;flex:0 0 66px}
.side-thumb strong{display:block;font-size:13.5px;color:#2c3550;line-height:1.5;font-weight:700}
.side-thumb small{display:block;font-size:11.5px;color:#8b95b0;margin-top:3px}
/* ---------- highlights ---------- */
.card-grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.feature-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:26px 24px;transition:transform .25s,box-shadow .25s,border-color .25s;position:relative;overflow:hidden}
.feature-card::after{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,#ffc233,#ff9f00);opacity:0;transition:opacity .25s}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#f4d894}
.feature-card:hover::after{opacity:1}
.feature-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue);margin-bottom:16px}
.feature-icon svg{width:22px;height:22px}
.feature-card h3{font-size:17px;color:var(--ink);font-weight:800;margin-bottom:8px;letter-spacing:.3px}
.feature-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.feature-meta{margin-top:14px;font-size:12.5px;color:var(--gold-deep);font-weight:700;letter-spacing:.6px}
/* ---------- steps ---------- */
.step-list{display:grid;gap:18px}
.step-item{display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:24px 26px;transition:transform .25s,box-shadow .25s}
.step-item:hover{transform:translateX(4px);box-shadow:var(--shadow-md)}
.step-num{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:19px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 8px 18px rgba(255,159,0,.3)}
.step-item h3{font-size:17.5px;color:var(--ink);font-weight:800;margin-bottom:8px}
.step-item p{font-size:14.5px;color:var(--muted);line-height:1.88}
.step-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.compare-card{border-radius:var(--radius-lg);padding:28px 26px;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm)}
.compare-card.hl{background:linear-gradient(160deg,#1b2145,#12162e);border-color:rgba(255,180,0,.32);color:#fff;box-shadow:var(--shadow-lg)}
.compare-card h3{font-size:18px;font-weight:800;margin-bottom:6px;color:var(--ink)}
.compare-card.hl h3{color:#fff}
.compare-card .sub{font-size:13px;color:var(--muted);margin-bottom:18px}
.compare-card.hl .sub{color:#9aa5c8}
.compare-list li{display:flex;gap:10px;font-size:14.5px;line-height:1.8;padding:9px 0;border-bottom:1px dashed var(--line);color:#3a4462}
.compare-card.hl .compare-list li{border-color:rgba(255,255,255,.12);color:#cfd6ec}
.compare-list li:last-child{border-bottom:0}
.compare-list svg{width:17px;height:17px;flex:0 0 17px;margin-top:5px;color:var(--blue)}
.compare-card.hl .compare-list svg{color:var(--gold-light)}
/* ---------- stats ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.stat-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:24px 22px;transition:background .25s,transform .25s}
.stat-item:hover{background:rgba(255,255,255,.1);transform:translateY(-3px)}
.stat-item strong{display:block;font-size:30px;font-weight:800;color:var(--gold-light);line-height:1.2;letter-spacing:1px}
.stat-item span{display:block;font-size:13.5px;color:#a5b0d0;margin-top:8px}
/* ---------- voices ---------- */
.voice-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:26px 24px;display:flex;flex-direction:column;gap:14px;transition:transform .25s,box-shadow .25s}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.voice-top{display:flex;align-items:center;gap:12px}
.voice-avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);font-size:15px}
.voice-name{font-size:14.5px;font-weight:800;color:var(--ink)}
.voice-role{font-size:12px;color:#8b95b0}
.voice-card p{font-size:14.5px;color:#46516f;line-height:1.88}
.voice-stars{display:flex;gap:3px;color:var(--gold)}
.voice-stars svg{width:15px;height:15px}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item[open]{border-color:#f2d089;box-shadow:var(--shadow-md)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;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:"+";font-size:22px;font-weight:400;color:var(--gold-deep);line-height:1;transition:transform .2s}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:focus-visible{outline:2px solid var(--blue);outline-offset:-2px}
.faq-answer{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.9}
/* ---------- guarantee + subscribe ---------- */
.guarantee{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:28px;align-items:center;background:linear-gradient(140deg,#1b2145,#12162e);border-radius:var(--radius-lg);padding:36px 38px;color:#fff;box-shadow:var(--shadow-lg)}
.guarantee h2{font-size:23px;font-weight:800;margin-bottom:12px;letter-spacing:.5px}
.guarantee p{font-size:14.5px;color:#adb7d6;line-height:1.9}
.guarantee-points{display:grid;gap:10px;margin-top:16px}
.guarantee-points li{display:flex;gap:10px;font-size:14px;color:#d4dbef;align-items:flex-start}
.guarantee-points svg{width:17px;height:17px;flex:0 0 17px;margin-top:4px;color:var(--gold-light)}
.subscribe-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:22px}
.subscribe-form h3{font-size:16px;font-weight:800;color:#fff;margin-bottom:6px}
.subscribe-form p{font-size:13px;color:#9aa5c8;margin-bottom:14px}
.subscribe-form .field{display:flex;gap:8px;flex-wrap:wrap}
.subscribe-form input{flex:1;min-width:160px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:11px 18px;color:#fff;font-size:14px;outline:none;transition:border-color .2s,background .2s}
.subscribe-form input::placeholder{color:#8892b4}
.subscribe-form input:focus{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.16)}
.subscribe-form small{display:block;margin-top:10px;font-size:12px;color:#8892b4}
/* ---------- cta bar ---------- */
.cta-bar{position:fixed;left:0;right:0;bottom:0;z-index:80;background:rgba(18,22,46,.96);border-top:1px solid rgba(255,255,255,.1);box-shadow:0 -10px 30px rgba(10,14,32,.3);backdrop-filter:blur(10px);padding:12px 0}
.cta-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px}
.cta-bar-text strong{display:block;font-size:14.5px;color:#fff;font-weight:800}
.cta-bar-text span{display:block;font-size:12.5px;color:#97a2c4}
.cta-bar-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-line{background:transparent;border-color:rgba(255,255,255,.28);color:#e5eaff}
.btn-line:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:#a9b3d1;padding:52px 0 24px;margin-top:56px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,.85fr));gap:34px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{display:block;font-size:16.5px;color:#fff;letter-spacing:.5px}
.footer-brand small{display:block;font-size:11.5px;color:#7b87a9;letter-spacing:2.2px;margin-top:2px}
.footer-about p{font-size:13.5px;line-height:1.9;color:#8d98b9;max-width:380px}
.footer-col h3{font-size:14px;color:#fff;font-weight:800;margin-bottom:14px;letter-spacing:.6px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:13.5px;color:#8d98b9;transition:color .2s,transform .2s}
.footer-links a:hover{color:var(--gold-light);transform:translateX(3px)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);font-size:12.5px;color:#7b87a9}
.footer-legal{display:flex;gap:18px;flex-wrap:wrap}
.footer-legal a:hover{color:var(--gold-light)}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .header-search{min-width:200px}
 .article-hero-grid{grid-template-columns:minmax(0,1fr);gap:28px}
 .article-cover{max-width:520px}
 .article-layout{grid-template-columns:minmax(0,1fr);gap:28px;justify-content:stretch}
 .article-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
 .grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
 .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .guarantee{grid-template-columns:minmax(0,1fr);padding:30px 26px}
}
@media (max-width:768px){
 .header-top{flex-wrap:wrap;gap:12px;padding-top:12px;padding-bottom:12px}
 .brand{width:100%;margin-right:0}
 .header-search{flex:1;min-width:0}
 .header-cta{display:none}
 .nav-item{padding:9px 14px;font-size:14px}
 .article-hero{padding:26px 0 40px}
 .article-card{padding:24px 20px}
 .article-body{font-size:15.5px}
 .article-body h2{font-size:20px}
 .article-side{grid-template-columns:minmax(0,1fr)}
 .section{padding:42px 0}
 .grid-2,.grid-3,.grid-4{grid-template-columns:minmax(0,1fr)}
 .compare-grid{grid-template-columns:minmax(0,1fr)}
 .step-item{grid-template-columns:48px minmax(0,1fr);padding:20px 18px;gap:14px}
 .step-num{width:44px;height:44px;font-size:16px;border-radius:12px}
 .cta-bar-text span{display:none}
 .cta-bar-inner{flex-direction:column;align-items:stretch;gap:10px}
 .cta-bar-actions .btn{flex:1}
 .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px}
 body.page{padding-bottom:130px}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .brand-text strong{font-size:16px}
 .brand-text small{font-size:10.5px;letter-spacing:1.6px}
 .article-meta{font-size:12.5px;gap:10px}
 .article-lead{font-size:14px;-webkit-line-clamp:8}
 .stat-grid{grid-template-columns:minmax(0,1fr)}
 .stat-item strong{font-size:26px}
 .guarantee{padding:24px 18px}
 .subscribe-form .field{flex-direction:column}
 .subscribe-form input{width:100%}
 .footer-bottom{flex-direction:column;align-items:flex-start}
 .faq-item summary{padding:15px 16px;font-size:14.5px}
 .faq-answer{padding:0 16px 16px}
}

/* roulang page: category1 */
:root{
 --ink:#1a1f3d;
 --ink-soft:#242b52;
 --ink-deep:#12162e;
 --gold:#ffb400;
 --gold-light:#ffd166;
 --gold-deep:#e09b00;
 --blue:#2563eb;
 --blue-soft:#eaf0ff;
 --bg:#f5f7fc;
 --bg-alt:#eef2fb;
 --surface:#ffffff;
 --text:#182036;
 --muted:#5c6784;
 --line:#e3e8f5;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(24,32,54,.06);
 --shadow-md:0 12px 30px rgba(24,32,54,.10);
 --shadow-lg:0 24px 56px rgba(12,18,40,.18);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.page{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.72;
 padding-bottom:92px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
input{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{background:var(--ink);color:#fff;position:relative;z-index:60;box-shadow:0 10px 30px rgba(10,14,32,.22)}
.header-top{display:flex;align-items:center;gap:18px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto;min-width:0}
.brand-mark{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;font-size:20px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 8px 20px rgba(255,180,0,.34)}
.brand-text{min-width:0}
.brand-text strong{display:block;font-size:18px;letter-spacing:.6px;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{display:block;font-size:11.5px;color:#98a2c6;letter-spacing:2.4px;margin-top:2px}
.header-search{display:flex;align-items:center;gap:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:4px 4px 4px 16px;min-width:268px;transition:border-color .2s,background .2s}
.header-search:focus-within{border-color:rgba(255,180,0,.62);background:rgba(255,255,255,.12)}
.header-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:#fff;font-size:14px;padding:6px 0}
.header-search input::placeholder{color:#8b96bc}
.header-search button{width:34px;height:34px;flex:0 0 34px;border:0;border-radius:50%;background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;display:grid;place-items:center;transition:transform .2s,box-shadow .2s}
.header-search button:hover{transform:scale(1.06);box-shadow:0 6px 16px rgba(255,159,0,.42)}
.header-search svg{width:17px;height:17px}
.nav-wrap{border-top:1px solid rgba(255,255,255,.09)}
.nav-grid{display:flex;gap:8px;padding:10px 0 12px;overflow-x:auto;scrollbar-width:none}
.nav-grid::-webkit-scrollbar{display:none}
.nav-item{display:flex;align-items:center;gap:9px;padding:10px 18px;border-radius:12px;font-size:15px;color:#c6cfe9;white-space:nowrap;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s}
.nav-item svg{width:19px;height:19px;flex:0 0 19px}
.nav-item:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateY(-1px)}
.nav-item:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-item.active{color:var(--gold-light);background:linear-gradient(140deg,rgba(255,180,0,.18),rgba(255,180,0,.04));border-color:rgba(255,180,0,.38)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;border:1px solid transparent;font-size:15px;font-weight:700;letter-spacing:.4px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;box-shadow:0 10px 24px rgba(255,159,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,159,0,.44)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,159,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-blue{background:linear-gradient(135deg,#3b76ff,#1d4ed8);color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.28)}
.btn-blue:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(37,99,235,.36)}
.btn-line{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:var(--shadow-sm)}
.btn-line:hover{border-color:rgba(255,180,0,.6);color:var(--gold-deep);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}

/* ---------- hero ---------- */
.cat-hero{position:relative;color:#fff;background:var(--ink-deep);background-image:linear-gradient(104deg,rgba(15,19,42,.97) 0%,rgba(26,31,61,.9) 52%,rgba(26,31,61,.6) 100%),url('/assets/images/930e70b075a4b76c.webp');background-size:cover;background-position:center;padding:44px 0 56px;overflow:hidden}
.cat-hero::after{content:"";position:absolute;width:560px;height:560px;right:-180px;top:-220px;background:radial-gradient(circle,rgba(255,180,0,.2),transparent 68%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,.88fr);gap:42px;align-items:start;position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:#8b96bc;margin-bottom:18px;flex-wrap:wrap}
.crumb a:hover{color:var(--gold-light)}
.crumb span.sep{color:#4d5680}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);color:var(--gold-light);padding:6px 15px;border-radius:999px;font-size:12.5px;letter-spacing:1.6px}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block;box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.cat-hero h1{font-size:clamp(27px,3.8vw,44px);line-height:1.28;letter-spacing:1px;font-weight:800;margin:20px 0 16px;color:#fff}
.cat-hero h1 em{font-style:normal;color:var(--gold-light)}
.hero-lead{color:#c3cbe6;font-size:15.5px;line-height:1.92;max-width:640px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px}
.chip{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:#dce3f7;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:6px 14px}
.chip b{color:var(--gold-light);font-weight:700}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);padding:22px 22px 20px;backdrop-filter:blur(6px);box-shadow:0 20px 44px rgba(8,12,28,.32)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px dashed rgba(255,255,255,.18)}
.panel-head strong{font-size:15px;letter-spacing:.6px;color:#fff}
.panel-head span{font-size:11.5px;color:#96a1c6;letter-spacing:1.4px}
.floor-list{display:grid;gap:10px;margin-top:16px}
.floor-item{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:11px 14px}
.floor-item .fi-idx{width:26px;height:26px;flex:0 0 26px;border-radius:8px;display:grid;place-items:center;font-size:12.5px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00)}
.floor-item .fi-text{min-width:0}
.floor-item .fi-text strong{display:block;font-size:13.8px;color:#fff;font-weight:700;line-height:1.4}
.floor-item .fi-text small{display:block;font-size:11.8px;color:#96a1c6;letter-spacing:.4px}
.floor-item .fi-rate{margin-left:auto;font-size:12.5px;color:var(--gold-light);font-weight:700;white-space:nowrap}

/* ---------- sections ---------- */
.section{padding:62px 0;position:relative}
.section.alt{background:var(--bg-alt)}
.section-head{max-width:760px;margin-bottom:32px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:2px;color:var(--gold-deep);font-weight:700}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--gold)}
.section-title{font-size:clamp(21px,2.6vw,31px);line-height:1.36;margin:12px 0 12px;color:var(--ink);font-weight:800;letter-spacing:.5px}
.section-desc{margin:0;color:var(--muted);font-size:15.5px}

/* ---------- feature cards ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.feature-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s,border-color .22s}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.45)}
.feature-icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue);margin-bottom:16px}
.feature-icon svg{width:22px;height:22px}
.feature-card h3{font-size:18px;color:var(--ink);font-weight:800;margin-bottom:10px;letter-spacing:.3px}
.feature-card p{color:var(--muted);font-size:14.6px;line-height:1.8}
.feature-note{margin-top:14px;font-size:12.8px;color:var(--gold-deep);background:rgba(255,180,0,.1);border:1px solid rgba(255,180,0,.28);border-radius:8px;padding:7px 12px;display:inline-block}

/* ---------- flow ---------- */
.flow-layout{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:40px;align-items:start}
.flow-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);position:relative}
.flow-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.flow-media figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 20px;font-size:13.4px;color:#e8ecfb;background:linear-gradient(180deg,transparent,rgba(12,16,36,.9))}
.flow-list{display:grid;gap:14px}
.flow-step{display:grid;grid-template-columns:52px 1fr;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);transition:border-color .2s,transform .2s}
.flow-step:hover{border-color:rgba(255,180,0,.5);transform:translateX(3px)}
.flow-num{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:18px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 8px 18px rgba(255,159,0,.28)}
.flow-step h3{font-size:16.5px;color:var(--ink);font-weight:800;margin-bottom:6px}
.flow-step p{font-size:14.4px;color:var(--muted);line-height:1.78}
.flow-step .tag{display:inline-block;margin-top:10px;font-size:12.2px;color:var(--ink-soft);background:var(--bg-alt);border:1px solid var(--line);border-radius:999px;padding:4px 12px}

/* ---------- compare table ---------- */
.table-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
table.mech-table{width:100%;border-collapse:collapse;min-width:660px}
table.mech-table thead th{background:var(--ink);color:#fff;font-size:13.8px;font-weight:700;letter-spacing:1px;text-align:left;padding:15px 20px;white-space:nowrap}
table.mech-table tbody td{padding:15px 20px;border-top:1px solid var(--line);font-size:14.4px;color:var(--text);line-height:1.7}
table.mech-table tbody tr:hover td{background:#f7faff}
table.mech-table td.rate{color:var(--gold-deep);font-weight:800;white-space:nowrap}
table.mech-table td.floor-name{font-weight:700;color:var(--ink);white-space:nowrap}
.table-note{margin-top:14px;font-size:13.4px;color:var(--muted)}

/* ---------- voices + data ---------- */
.data-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:30px}
.data-cell{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm)}
.data-cell strong{display:block;font-size:26px;line-height:1.2;color:var(--ink);font-weight:800;letter-spacing:.5px}
.data-cell strong span{font-size:14px;color:var(--gold-deep);margin-left:2px}
.data-cell small{display:block;margin-top:6px;font-size:13px;color:var(--muted)}
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.voice-card{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.voice-card p{font-size:14.6px;color:var(--text);line-height:1.82}
.voice-meta{display:flex;align-items:center;gap:10px;margin-top:16px}
.voice-avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00)}
.voice-meta strong{display:block;font-size:13.6px;color:var(--ink)}
.voice-meta small{display:block;font-size:12px;color:var(--muted)}

/* ---------- topic matrix ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.topic-card{display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.topic-card .tc-icon{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;background:var(--ink);color:var(--gold-light)}
.topic-card .tc-icon svg{width:21px;height:21px}
.topic-card h3{font-size:16.5px;color:var(--ink);font-weight:800;margin-bottom:6px}
.topic-card p{font-size:13.8px;color:var(--muted);line-height:1.72}
.topic-card.is-current{border-color:rgba(255,180,0,.55);background:linear-gradient(160deg,rgba(255,180,0,.09),#fff 62%)}
.topic-card .tc-badge{display:inline-block;margin-top:10px;font-size:11.8px;letter-spacing:1px;color:var(--gold-deep);background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);border-radius:999px;padding:3px 10px}

/* ---------- latest posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(37,99,235,.35)}
.post-tag{align-self:flex-start;font-size:12px;letter-spacing:1px;color:var(--blue);background:var(--blue-soft);border-radius:999px;padding:4px 12px;margin-bottom:12px}
.post-card h3{font-size:16.4px;line-height:1.55;color:var(--ink);font-weight:800;margin-bottom:10px}
.post-card p{font-size:14px;color:var(--muted);line-height:1.78;margin-bottom:16px}
.post-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);font-size:12.6px;color:#8b93ab}
.post-meta .read{color:var(--gold-deep);font-weight:700}
.empty-tip{padding:34px;text-align:center;color:var(--muted);background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);font-size:14.5px}
.list-more{display:flex;justify-content:center;margin-top:28px}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s}
.faq-item[open]{border-color:rgba(255,180,0,.5)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-size:15.6px;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:17px;font-weight:700;color:var(--gold-deep);background:rgba(255,180,0,.14)}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:focus-visible{outline:3px solid rgba(255,180,0,.6);outline-offset:-3px}
.faq-body{padding:0 22px 20px;font-size:14.6px;color:var(--muted);line-height:1.85}

/* ---------- guarantee + subscribe ---------- */
.guarantee-band{background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:38px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:32px;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.guarantee-band::after{content:"";position:absolute;width:380px;height:380px;right:-120px;bottom:-180px;background:radial-gradient(circle,rgba(255,180,0,.18),transparent 70%)}
.guarantee-band h2{font-size:clamp(20px,2.3vw,27px);color:#fff;font-weight:800;margin-bottom:12px;letter-spacing:.5px}
.guarantee-band p{color:#bcc5e2;font-size:14.8px;line-height:1.85}
.check-list{display:grid;gap:12px;margin-top:20px}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.4px;color:#dbe2f5}
.check-list .ck{width:20px;height:20px;flex:0 0 20px;border-radius:50%;background:rgba(255,180,0,.18);border:1px solid rgba(255,180,0,.5);display:grid;place-items:center;margin-top:3px}
.check-list .ck svg{width:11px;height:11px;color:var(--gold-light)}
.subscribe-box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:24px;position:relative;z-index:2}
.subscribe-box h3{font-size:16.5px;color:#fff;font-weight:800;margin-bottom:8px}
.subscribe-box p{font-size:13.6px;color:#a9b3d3;line-height:1.75}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.subscribe-form input{flex:1 1 200px;min-width:0;padding:12px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;outline:none;font-size:14px;transition:border-color .2s,box-shadow .2s}
.subscribe-form input::placeholder{color:#8f9ac0}
.subscribe-form input:focus{border-color:rgba(255,180,0,.75);box-shadow:0 0 0 4px rgba(255,180,0,.16)}
.form-tip{font-size:12.2px;color:#8f9ac0;margin-top:10px}

/* ---------- closing cta ---------- */
.cta-band{background:linear-gradient(120deg,#1a1f3d,#242b52 58%,#2b3a6e);border-radius:var(--radius-lg);padding:42px 38px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;box-shadow:var(--shadow-lg)}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);font-weight:800;color:#fff;margin-bottom:10px;letter-spacing:.5px}
.cta-band p{color:#bcc5e2;font-size:14.8px;max-width:640px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- fixed bar ---------- */
.fixed-bar{position:fixed;left:0;right:0;bottom:0;z-index:80;background:rgba(18,22,46,.97);border-top:1px solid rgba(255,180,0,.28);box-shadow:0 -10px 30px rgba(10,14,32,.3);backdrop-filter:blur(8px)}
.fixed-bar-inner{display:flex;align-items:center;gap:18px;padding:14px 0}
.fixed-bar-inner p{margin:0;color:#c3cbe6;font-size:14px;line-height:1.5}
.fixed-bar-inner p b{color:var(--gold-light)}
.fixed-bar-inner .fixed-actions{margin-left:auto;display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:#aab4d4;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,.8fr));gap:34px;padding-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{display:block;color:#fff;font-size:16.5px;letter-spacing:.5px}
.footer-brand small{display:block;font-size:11.5px;color:#7d88ae;letter-spacing:2.2px;margin-top:2px}
.footer-about p{font-size:13.8px;line-height:1.9;color:#8d97ba;max-width:420px}
.footer-col h3{font-size:14px;color:#fff;letter-spacing:1.4px;margin-bottom:16px;font-weight:700}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:13.8px;color:#98a2c6;transition:color .2s,transform .2s;display:inline-block}
.footer-links a:hover{color:var(--gold-light);transform:translateX(3px)}
.footer-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:18px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.8px;color:#7d88ae}
.footer-legal{display:flex;gap:18px;flex-wrap:wrap}
.footer-legal a:hover{color:var(--gold-light)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:30px}
 .flow-layout{grid-template-columns:1fr;gap:28px}
 .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .voice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .data-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
 .guarantee-band{grid-template-columns:1fr;padding:30px}
 .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
 .header-top{flex-wrap:wrap;gap:12px}
 .header-search{order:3;width:100%;min-width:0}
 .header-cta{order:2}
 .nav-item{padding:9px 14px;font-size:14px}
 .section{padding:48px 0}
 .feature-grid,.voice-grid,.topic-grid,.data-strip{grid-template-columns:1fr}
 .hero-actions .btn{flex:1 1 auto}
 .cta-band{padding:30px 24px}
 .cta-actions .btn{flex:1 1 auto}
 .fixed-bar-inner p{font-size:12.8px}
 .fixed-bar-inner p span{display:none}
 .fixed-bar-inner{gap:12px}
 .fixed-bar-inner .fixed-actions{margin-left:auto}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .footer-about p{max-width:none}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .brand-text strong{font-size:16px}
 .brand-text small{letter-spacing:1.6px}
 .cat-hero{padding:34px 0 42px}
 .cat-hero h1{font-size:25px}
 .hero-lead{font-size:14.6px}
 .section-title{font-size:20px}
 .flow-step{grid-template-columns:1fr;gap:12px}
 .flow-num{width:44px;height:44px;border-radius:12px;font-size:16px}
 .data-cell strong{font-size:22px}
 .cta-band,.guarantee-band{padding:24px 20px;border-radius:16px}
 .fixed-bar-inner{flex-direction:column;align-items:stretch;gap:10px}
 .fixed-bar-inner .fixed-actions{margin-left:0;justify-content:space-between}
 .btn{padding:12px 22px;font-size:14.5px}
 .btn-sm{padding:9px 16px;font-size:13.4px}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-soft:#242b52;
 --ink-deep:#12162e;
 --gold:#ffb400;
 --gold-light:#ffd166;
 --gold-deep:#e09b00;
 --blue:#2563eb;
 --blue-soft:#eaf0ff;
 --bg:#f5f7fc;
 --bg-alt:#eef2fb;
 --surface:#ffffff;
 --text:#182036;
 --muted:#5c6784;
 --line:#e3e8f5;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(24,32,54,.06);
 --shadow-md:0 12px 30px rgba(24,32,54,.10);
 --shadow-lg:0 24px 56px rgba(12,18,40,.18);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.page{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.72;
 padding-bottom:92px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{background:var(--ink);color:#fff;position:relative;z-index:60;box-shadow:0 10px 30px rgba(10,14,32,.22)}
.header-top{display:flex;align-items:center;gap:18px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto;min-width:0}
.brand-mark{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;font-size:20px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 8px 20px rgba(255,180,0,.34)}
.brand-text{min-width:0}
.brand-text strong{display:block;font-size:18px;letter-spacing:.6px;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{display:block;font-size:11.5px;color:#98a2c6;letter-spacing:2.4px;margin-top:2px}
.header-search{display:flex;align-items:center;gap:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:4px 4px 4px 16px;min-width:268px;transition:border-color .2s,background .2s}
.header-search:focus-within{border-color:rgba(255,180,0,.62);background:rgba(255,255,255,.12)}
.header-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:#fff;font-size:14px;padding:6px 0}
.header-search input::placeholder{color:#8b96bc}
.header-search button{width:34px;height:34px;flex:0 0 34px;border:0;border-radius:50%;background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;display:grid;place-items:center;transition:transform .2s,box-shadow .2s}
.header-search button:hover{transform:scale(1.06);box-shadow:0 6px 16px rgba(255,159,0,.42)}
.header-search svg{width:17px;height:17px}
.nav-wrap{border-top:1px solid rgba(255,255,255,.09)}
.nav-grid{display:flex;gap:8px;padding:10px 0 12px;overflow-x:auto;scrollbar-width:none}
.nav-grid::-webkit-scrollbar{display:none}
.nav-item{display:flex;align-items:center;gap:9px;padding:10px 18px;border-radius:12px;font-size:15px;color:#c6cfe9;white-space:nowrap;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s}
.nav-item svg{width:19px;height:19px;flex:0 0 19px}
.nav-item:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateY(-1px)}
.nav-item:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-item.active{color:var(--gold-light);background:linear-gradient(140deg,rgba(255,180,0,.18),rgba(255,180,0,.04));border-color:rgba(255,180,0,.38)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;border:1px solid transparent;font-size:15px;font-weight:700;letter-spacing:.4px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;box-shadow:0 10px 24px rgba(255,159,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,159,0,.44)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,159,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-blue{background:linear-gradient(135deg,#3b76ff,#1d4ed8);color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.28)}
.btn-blue:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(37,99,235,.36)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--gold);color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-sm{padding:10px 20px;font-size:14px}

/* ---------- hero (category) ---------- */
.hero{position:relative;color:#fff;background:var(--ink-deep);background-image:linear-gradient(112deg,rgba(15,19,42,.97) 0%,rgba(24,29,60,.93) 48%,rgba(26,31,61,.78) 100%),url('/assets/images/930e70b075a4b76c.webp');background-size:cover;background-position:center;padding:54px 0 64px;overflow:hidden}
.hero::after{content:"";position:absolute;width:540px;height:540px;right:-170px;top:-210px;background:radial-gradient(circle,rgba(255,180,0,.20),transparent 68%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,.85fr);gap:44px;align-items:center;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);color:var(--gold-light);padding:6px 15px;border-radius:999px;font-size:12.5px;letter-spacing:1.6px}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block;box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.hero h1{font-size:clamp(28px,3.8vw,46px);line-height:1.26;letter-spacing:1px;font-weight:800;margin:20px 0 14px;color:#fff}
.hero h1 em{font-style:normal;color:var(--gold-light)}
.hero-sub{font-size:14px;color:#9aa5c8;letter-spacing:1.4px;margin-bottom:16px}
.hero-lead{color:#c3cbe6;font-size:15.5px;line-height:1.9;max-width:640px}
.hero-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;margin:24px 0 26px}
.hero-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#dde3f6}
.hero-points .dot{width:18px;height:18px;flex:0 0 18px;border-radius:50%;background:rgba(255,180,0,.18);border:1px solid rgba(255,180,0,.5);display:grid;place-items:center;margin-top:4px}
.hero-points .dot svg{width:10px;height:10px;color:var(--gold-light)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#9aa5c8}
.hero-trust span{display:inline-flex;align-items:center;gap:7px}
.hero-trust b{color:var(--gold-light);font-weight:700}
.hero-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);padding:14px;backdrop-filter:blur(6px);box-shadow:var(--shadow-lg)}
.hero-panel figure{margin:0;border-radius:14px;overflow:hidden;position:relative}
.hero-panel img{width:100%;height:210px;object-fit:cover}
.hero-panel figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 12px;font-size:12.5px;letter-spacing:1px;color:#e8edff;background:linear-gradient(transparent,rgba(12,18,40,.86))}
.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}
.hero-metrics div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:10px 6px;text-align:center}
.hero-metrics strong{display:block;font-size:17px;color:var(--gold-light);line-height:1.3}
.hero-metrics span{display:block;font-size:11.5px;color:#9aa5c8;margin-top:2px}

/* ---------- sections ---------- */
.section{padding:64px 0}
.section-alt{background:var(--bg-alt)}
.section-white{background:var(--surface)}
.section-dark{background:var(--ink);color:#fff}
.section-head{max-width:760px;margin-bottom:34px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-block;font-size:12.5px;letter-spacing:2.4px;color:var(--gold-deep);font-weight:700;margin-bottom:10px}
.section-dark .eyebrow{color:var(--gold-light)}
.section-title{font-size:clamp(22px,2.6vw,32px);line-height:1.35;font-weight:800;color:var(--ink);letter-spacing:.6px}
.section-dark .section-title{color:#fff}
.section-desc{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.85}
.section-dark .section-desc{color:#a7b1d2}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:center}
.split-figure{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);position:relative}
.split-figure img{width:100%;height:100%;min-height:280px;object-fit:cover}
.split-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(18,22,46,.05),rgba(18,22,46,.36))}
.split-figure .fig-tag{position:absolute;left:16px;top:16px;z-index:2;background:rgba(255,180,0,.92);color:#231a05;font-size:12px;font-weight:800;letter-spacing:1px;padding:5px 12px;border-radius:999px}

/* ---------- cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.card-icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue);margin-bottom:16px}
.card-icon svg{width:23px;height:23px}
.card h3{font-size:17.5px;font-weight:800;color:var(--ink);margin-bottom:8px;letter-spacing:.4px}
.card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{display:inline-block;font-size:12px;color:var(--ink-soft);background:var(--bg-alt);border:1px solid var(--line);border-radius:999px;padding:4px 11px;letter-spacing:.4px}
.tag-gold{background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.45);color:#8a6100}

/* ---------- steps ---------- */
.step-list{display:grid;gap:16px}
.step{display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s}
.step:hover{transform:translateX(4px);box-shadow:var(--shadow-md)}
.step-num{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-weight:800;font-size:16px;color:#231a05;background:linear-gradient(140deg,#ffd166,#ffa000)}
.step h3{font-size:16.5px;font-weight:800;color:var(--ink);margin-bottom:6px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.8}
.step .step-meta{margin-top:10px;font-size:12.5px;color:var(--gold-deep);font-weight:700;letter-spacing:.6px}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.stat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);padding:22px 20px;text-align:left}
.stat strong{display:block;font-size:30px;line-height:1.2;color:var(--gold-light);font-weight:800;letter-spacing:.5px}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:#a7b1d2;line-height:1.7}

/* ---------- voices ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.voice{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);position:relative}
.voice::before{content:"”";position:absolute;right:20px;top:6px;font-size:52px;line-height:1;color:rgba(255,180,0,.28);font-family:Georgia,serif}
.voice p{font-size:14.5px;color:var(--text);line-height:1.9}
.voice footer{margin-top:16px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ffa000)}
.voice b{color:var(--ink);font-weight:700}

/* ---------- compare ---------- */
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.compare-col{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm)}
.compare-col.best{border-color:rgba(255,180,0,.6);box-shadow:0 16px 38px rgba(255,159,0,.16)}
.compare-col h3{font-size:17px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:10px;margin-bottom:6px}
.pill{font-size:11.5px;font-weight:800;letter-spacing:.8px;padding:3px 10px;border-radius:999px}
.pill-gold{background:rgba(255,180,0,.18);color:#8a6100}
.pill-grey{background:var(--bg-alt);color:var(--muted)}
.compare-col > p{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.compare-list{display:grid;gap:12px}
.compare-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;line-height:1.75;color:var(--text)}
.mark{width:20px;height:20px;flex:0 0 20px;border-radius:50%;display:grid;place-items:center;margin-top:3px;font-size:12px;font-weight:800}
.mark-yes{background:rgba(255,180,0,.2);color:#8a6100}
.mark-no{background:#eef1f8;color:#8b94ad}

/* ---------- topics ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.topic{display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.topic:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(37,99,235,.35)}
.topic-icon{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue)}
.topic-icon svg{width:22px;height:22px}
.topic h3{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:5px}
.topic p{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ---------- list ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post{display:flex;flex-direction:column;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s;height:100%}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12.5px;color:var(--muted)}
.post-meta .badge{background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.4);color:#8a6100;border-radius:999px;padding:2px 10px;font-weight:700}
.post h3{font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.55}
.post p{font-size:14px;color:var(--muted);line-height:1.8}
.post-more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--blue);display:inline-flex;align-items:center;gap:6px}
.post:hover .post-more{color:var(--gold-deep)}
.empty-state{background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);padding:34px 26px;text-align:center;color:var(--muted);font-size:14.5px}

/* ---------- faq ---------- */
.faq-wrap{display:grid;gap:14px;max-width:900px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item:hover{border-color:rgba(255,180,0,.5)}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 24px;font-size:16px;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:"+";font-size:20px;font-weight:700;color:var(--gold-deep);line-height:1;transition:transform .2s}
.faq-item[open] summary::after{content:"–"}
.faq-item[open]{box-shadow:var(--shadow-md)}
.faq-body{padding:0 24px 20px;font-size:14.5px;color:var(--muted);line-height:1.9}

/* ---------- guarantee / subscribe ---------- */
.guarantee{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:30px;align-items:center;background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:38px 36px;box-shadow:var(--shadow-lg)}
.guarantee h2{font-size:clamp(20px,2.3vw,27px);font-weight:800;line-height:1.4;color:#fff}
.guarantee p{margin-top:12px;font-size:14.5px;color:#a7b1d2;line-height:1.9}
.guarantee-list{display:grid;gap:10px;margin-top:18px}
.guarantee-list li{display:flex;gap:9px;align-items:flex-start;font-size:14px;color:#dde3f6}
.guarantee-list svg{width:16px;height:16px;flex:0 0 16px;color:var(--gold-light);margin-top:4px}
.subscribe-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);padding:22px}
.subscribe-form h3{font-size:16px;font-weight:800;color:#fff;margin-bottom:6px}
.subscribe-form p{font-size:13px;color:#a7b1d2;margin-bottom:14px}
.subscribe-form label{display:block;font-size:12.5px;color:#a7b1d2;margin-bottom:6px}
.subscribe-form input{width:100%;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:10px;color:#fff;padding:11px 14px;font-size:14px;outline:none;transition:border-color .2s,background .2s}
.subscribe-form input::placeholder{color:#8b96bc}
.subscribe-form input:focus{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.14)}
.subscribe-form .btn{width:100%;margin-top:12px}
.form-hint{font-size:12px;color:#8b96bc;margin-top:10px}

/* ---------- sticky bar ---------- */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:80;background:rgba(18,22,46,.96);border-top:1px solid rgba(255,180,0,.3);backdrop-filter:blur(8px);box-shadow:0 -8px 26px rgba(10,14,32,.32)}
.sticky-inner{display:flex;align-items:center;gap:18px;padding:12px 20px}
.sticky-text{min-width:0;margin-right:auto}
.sticky-text strong{display:block;color:#fff;font-size:15px;font-weight:800;line-height:1.4}
.sticky-text span{display:block;color:#98a2c6;font-size:12.5px;margin-top:2px}
.sticky-actions{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:#c6cfe9;padding:52px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,.75fr));gap:34px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand strong{display:block;color:#fff;font-size:16.5px;letter-spacing:.6px}
.footer-brand small{display:block;font-size:11.5px;color:#8b96bc;letter-spacing:2px;margin-top:2px}
.footer-about p{font-size:13.5px;line-height:1.9;color:#9aa5c8;max-width:420px}
.footer-col h3{color:#fff;font-size:14.5px;font-weight:800;letter-spacing:1px;margin-bottom:14px}
.footer-links{display:grid;gap:9px}
.footer-links a{font-size:13.5px;color:#9aa5c8;transition:color .2s,transform .2s;display:inline-block}
.footer-links a:hover{color:var(--gold-light);transform:translateX(3px)}
.footer-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.footer-bottom{margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:12px 22px;align-items:center;justify-content:space-between;font-size:12.5px;color:#7f8aab}
.footer-legal{display:flex;gap:18px;flex-wrap:wrap}
.footer-legal a{color:#9aa5c8;transition:color .2s}
.footer-legal a:hover{color:var(--gold-light)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:32px}
 .hero-panel{max-width:520px}
 .split{grid-template-columns:1fr;gap:28px}
 .card-grid,.voice-grid,.post-grid,.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .guarantee{grid-template-columns:1fr;padding:32px 26px}
 .header-search{min-width:210px}
}
@media (max-width:768px){
 .header-top{flex-wrap:wrap;gap:12px}
 .brand{width:100%;margin-right:0}
 .header-search{flex:1;min-width:0}
 .header-cta{flex:0 0 auto}
 .section{padding:48px 0}
 .hero{padding:42px 0 50px}
 .hero-points{grid-template-columns:1fr}
 .compare{grid-template-columns:1fr}
 .sticky-text strong{font-size:13.5px}
 .sticky-text span{display:none}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .card-grid,.voice-grid,.post-grid,.topic-grid,.stats{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .hero-actions .btn{width:100%}
 .sticky-inner{flex-direction:column;align-items:stretch;gap:10px;padding:10px 16px}
 .sticky-actions .btn{flex:1}
 .step{grid-template-columns:44px minmax(0,1fr);padding:18px}
 .section-title{font-size:21px}
 .guarantee{padding:26px 20px}
 .footer-bottom{justify-content:flex-start}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-soft:#242b52;
 --ink-deep:#12162e;
 --gold:#ffb400;
 --gold-light:#ffd166;
 --gold-deep:#e09b00;
 --blue:#2563eb;
 --blue-soft:#eaf0ff;
 --bg:#f5f7fc;
 --bg-alt:#eef2fb;
 --surface:#ffffff;
 --text:#182036;
 --muted:#5c6784;
 --line:#e3e8f5;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(24,32,54,.06);
 --shadow-md:0 12px 30px rgba(24,32,54,.10);
 --shadow-lg:0 24px 56px rgba(12,18,40,.18);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.page{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.72;
 padding-bottom:96px;
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none}
input{font:inherit}
:focus-visible{outline:3px solid rgba(255,180,0,.72);outline-offset:3px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{background:var(--ink);color:#fff;position:relative;z-index:60;box-shadow:0 10px 30px rgba(10,14,32,.22)}
.header-top{display:flex;align-items:center;gap:18px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto;min-width:0}
.brand-mark{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;font-size:20px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 8px 20px rgba(255,180,0,.34)}
.brand-text{min-width:0}
.brand-text strong{display:block;font-size:18px;letter-spacing:.6px;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{display:block;font-size:11.5px;color:#98a2c6;letter-spacing:2.4px;margin-top:2px}
.header-search{display:flex;align-items:center;gap:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:4px 4px 4px 16px;min-width:268px;transition:border-color .2s,background .2s}
.header-search:focus-within{border-color:rgba(255,180,0,.62);background:rgba(255,255,255,.12)}
.header-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:#fff;font-size:14px;padding:6px 0}
.header-search input::placeholder{color:#8b96bc}
.header-search button{width:34px;height:34px;flex:0 0 34px;border:0;border-radius:50%;background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;display:grid;place-items:center;transition:transform .2s,box-shadow .2s}
.header-search button:hover{transform:scale(1.06);box-shadow:0 6px 16px rgba(255,159,0,.42)}
.header-search svg{width:17px;height:17px}
.nav-wrap{border-top:1px solid rgba(255,255,255,.09)}
.nav-grid{display:flex;gap:8px;padding:10px 0 12px;overflow-x:auto;scrollbar-width:none}
.nav-grid::-webkit-scrollbar{display:none}
.nav-item{display:flex;align-items:center;gap:9px;padding:10px 18px;border-radius:12px;font-size:15px;color:#c6cfe9;white-space:nowrap;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s}
.nav-item svg{width:19px;height:19px;flex:0 0 19px}
.nav-item:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateY(-1px)}
.nav-item:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-item.active{color:var(--gold-light);background:linear-gradient(140deg,rgba(255,180,0,.18),rgba(255,180,0,.04));border-color:rgba(255,180,0,.38)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;border:1px solid transparent;font-size:15px;font-weight:700;letter-spacing:.4px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{background:linear-gradient(135deg,#ffc233,#ff9f00);color:#231a05;box-shadow:0 10px 24px rgba(255,159,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,159,0,.44)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,159,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-blue{background:linear-gradient(135deg,#3b76ff,#1d4ed8);color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.28)}
.btn-blue:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(37,99,235,.36)}
.btn-sm{padding:10px 20px;font-size:14px}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;background:var(--ink-deep);background-image:linear-gradient(112deg,rgba(15,19,42,.97) 0%,rgba(24,29,60,.93) 46%,rgba(26,31,61,.62) 100%),url('/assets/images/efc94f69ce24a628.webp');background-size:cover;background-position:center;padding:56px 0 64px;overflow:hidden}
.hero::after{content:"";position:absolute;width:520px;height:520px;right:-160px;top:-200px;background:radial-gradient(circle,rgba(255,180,0,.20),transparent 68%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,.82fr);gap:44px;align-items:center;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);color:var(--gold-light);padding:6px 15px;border-radius:999px;font-size:12.5px;letter-spacing:1.6px}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block;box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.hero h1{font-size:clamp(28px,4vw,46px);line-height:1.26;letter-spacing:.8px;font-weight:800;margin:20px 0 16px;color:#fff}
.hero h1 em{font-style:normal;color:var(--gold-light)}
.hero-sub{font-size:14px;color:#9aa5c8;letter-spacing:1.4px;margin-bottom:16px}
.hero-lead{color:#c3cbe6;font-size:15.5px;line-height:1.9;max-width:660px}
.hero-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;margin:24px 0 26px}
.hero-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#dde3f6}
.hero-points .dot{width:18px;height:18px;flex:0 0 18px;border-radius:50%;background:rgba(255,180,0,.18);border:1px solid rgba(255,180,0,.5);display:grid;place-items:center;margin-top:4px}
.hero-points .dot svg{width:10px;height:10px;color:var(--gold-light)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

/* hero panel */
.hero-panel{background:rgba(255,255,255,.065);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-lg);backdrop-filter:blur(6px)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
.panel-head h2{font-size:15px;letter-spacing:1px;color:#fff;font-weight:700}
.panel-head span{font-size:12px;color:#98a2c6;letter-spacing:1px}
.ring-row{display:flex;align-items:center;gap:20px}
.ring-wrap{position:relative;width:112px;height:112px;flex:0 0 112px}
.ring{width:112px;height:112px;transform:rotate(-90deg)}
.ring-track{fill:none;stroke:rgba(255,255,255,.14);stroke-width:9}
.ring-fill{fill:none;stroke:url(#ringGrad);stroke-width:9;stroke-linecap:round;stroke-dasharray:326.7;stroke-dashoffset:88}
.ring-label{position:absolute;inset:0;display:grid;place-items:center;text-align:center;line-height:1.2}
.ring-label strong{display:block;font-size:23px;color:var(--gold-light);font-weight:800}
.ring-label span{display:block;font-size:11px;color:#98a2c6;letter-spacing:.6px;margin-top:2px}
.ring-info p{font-size:13.5px;color:#b9c3e0;line-height:1.8}
.ring-info strong{color:#fff;display:block;font-size:14.5px;margin-bottom:4px}
.tier-list{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.tier-item{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:11px 14px;transition:background .2s,border-color .2s}
.tier-item:hover{background:rgba(255,255,255,.1);border-color:rgba(255,180,0,.4)}
.tier-ver{font-family:"SFMono-Regular",Consolas,monospace;font-size:13px;color:var(--gold-light);font-weight:700;flex:0 0 52px}
.tier-name{font-size:13.5px;color:#d7ddef;flex:1;min-width:0}
.tier-tag{font-size:11.5px;padding:3px 10px;border-radius:999px;letter-spacing:.4px;white-space:nowrap}
.tier-tag.done{background:rgba(255,255,255,.12);color:#aeb8d6}
.tier-tag.live{background:rgba(255,180,0,.2);color:var(--gold-light);border:1px solid rgba(255,180,0,.45)}
.tier-tag.next{background:rgba(37,99,235,.24);color:#a9c2ff}

/* ---------- sections ---------- */
.sec{padding:66px 0}
.sec-alt{background:var(--bg-alt)}
.sec-dark{background:linear-gradient(135deg,#151a36,#1e2549);color:#fff}
.sec-head{max-width:780px;margin-bottom:36px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:2px;color:var(--blue);font-weight:700;text-transform:uppercase;margin-bottom:10px}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold),var(--gold-deep));border-radius:2px}
.sec-dark .eyebrow{color:var(--gold-light)}
.sec-title{font-size:clamp(23px,3vw,33px);line-height:1.34;font-weight:800;color:var(--ink);letter-spacing:.4px}
.sec-dark .sec-title{color:#fff}
.sec-desc{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.9}
.sec-dark .sec-desc{color:#b6c0dd}

/* ---------- feature cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.feature-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s,border-color .25s}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#d6e0f6}
.feature-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-soft)}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.feature-card:hover .feature-media img{transform:scale(1.05)}
.feature-body{padding:24px 24px 28px;display:flex;flex-direction:column;gap:10px;flex:1}
.feature-tag{align-self:flex-start;font-size:12px;font-weight:700;letter-spacing:1px;color:var(--blue);background:var(--blue-soft);border-radius:999px;padding:3px 11px}
.feature-body h3{font-size:18.5px;font-weight:700;color:var(--ink);line-height:1.45}
.feature-body p{font-size:14.5px;color:var(--muted);line-height:1.85}

/* ---------- steps ---------- */
.steps-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);gap:44px;align-items:center}
.step-list{display:flex;flex-direction:column;gap:16px;margin-top:8px}
.step-item{display:flex;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.step-item:hover{transform:translateX(4px);box-shadow:var(--shadow-md);border-color:#d6e0f6}
.step-num{flex:0 0 38px;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-size:15px;font-weight:800;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00);box-shadow:0 6px 16px rgba(255,159,0,.3)}
.step-item h3{font-size:16.5px;font-weight:700;color:var(--ink);margin-bottom:4px}
.step-item p{font-size:14px;color:var(--muted);line-height:1.8}
.steps-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);background:var(--ink-soft)}
.steps-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3.4}
.steps-visual figcaption{position:absolute;left:0;right:0;bottom:0;padding:22px;background:linear-gradient(0deg,rgba(12,16,36,.9),rgba(12,16,36,0));color:#e4e9f8;font-size:13.5px;line-height:1.75}

/* ---------- stats ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.stat-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);border-radius:var(--radius-lg);padding:26px 22px;transition:background .2s,border-color .2s,transform .2s}
.stat-card:hover{background:rgba(255,255,255,.11);border-color:rgba(255,180,0,.42);transform:translateY(-3px)}
.stat-num{font-size:clamp(26px,3vw,36px);font-weight:800;color:var(--gold-light);line-height:1.1;letter-spacing:.6px}
.stat-num small{font-size:14px;font-weight:700;margin-left:4px;color:#ffd88a}
.stat-label{margin-top:8px;font-size:14px;color:#b9c3e0;letter-spacing:.4px}

/* ---------- voices ---------- */
.voice-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:16px;transition:transform .2s,box-shadow .2s}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.voice-quote{font-size:15px;color:var(--text);line-height:1.9;position:relative;padding-left:22px}
.voice-quote::before{content:"“";position:absolute;left:0;top:-6px;font-size:34px;color:var(--gold);line-height:1;font-family:Georgia,serif}
.voice-user{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:16px}
.voice-avatar{width:38px;height:38px;flex:0 0 38px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:14px;color:#231a05;background:linear-gradient(140deg,#ffd166,#ff9f00)}
.voice-user strong{display:block;font-size:14.5px;color:var(--ink)}
.voice-user span{display:block;font-size:12.5px;color:var(--muted)}

/* ---------- compare ---------- */
.compare-wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.compare-col{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--line);overflow:hidden;box-shadow:var(--shadow-sm)}
.compare-head{padding:18px 24px;font-size:15.5px;font-weight:800;letter-spacing:1px}
.compare-head.old{background:#eef1f8;color:#5c6784}
.compare-head.new{background:linear-gradient(135deg,#ffd166,#ff9f00);color:#231a05}
.compare-list{padding:8px 24px 24px}
.compare-row{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);align-items:flex-start}
.compare-row:last-child{border-bottom:0}
.compare-key{flex:0 0 84px;font-size:13.5px;font-weight:700;color:var(--ink);line-height:1.7}
.compare-val{font-size:14px;color:var(--muted);line-height:1.8}
.compare-note{margin-top:24px;font-size:13.5px;color:var(--muted);background:var(--blue-soft);border-left:3px solid var(--blue);border-radius:8px;padding:14px 18px;line-height:1.85}

/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d6e0f6}
.post-top{height:6px;background:linear-gradient(90deg,#ffd166,#ff9f00)}
.post-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;font-size:12.5px;color:var(--muted)}
.post-tag{background:var(--blue-soft);color:var(--blue);border-radius:999px;padding:3px 11px;font-weight:700;font-size:12px}
.post-title{font-size:17px;line-height:1.52;font-weight:700;color:var(--ink)}
.post-excerpt{font-size:14px;color:var(--muted);line-height:1.82}
.post-link{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--blue);letter-spacing:.4px}
.post-card:hover .post-link{color:var(--gold-deep)}
.list-foot{margin-top:32px;text-align:center}
.empty-note{background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);padding:26px;color:var(--muted);font-size:14.5px;text-align:center}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-md)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 24px;font-size:16px;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:"+";font-size:22px;font-weight:400;color:var(--gold-deep);line-height:1;transition:transform .2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{color:var(--blue)}
.faq-answer{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.9}

/* ---------- cta ---------- */
.cta-band{position:relative;color:#fff;border-radius:var(--radius-lg);overflow:hidden;padding:52px 44px;background-image:linear-gradient(105deg,rgba(18,22,46,.95),rgba(30,37,73,.82)),url('/assets/images/930e70b075a4b76c.webp');background-size:cover;background-position:center;box-shadow:var(--shadow-lg)}
.cta-band h2{font-size:clamp(22px,2.8vw,31px);font-weight:800;line-height:1.36;color:#fff;letter-spacing:.4px}
.cta-band p{margin-top:12px;color:#c3cbe6;font-size:15px;line-height:1.9;max-width:640px}
.cta-form{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap;max-width:560px}
.cta-form input{flex:1;min-width:220px;border-radius:999px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.1);color:#fff;padding:13px 22px;font-size:14.5px;outline:none;transition:border-color .2s,background .2s}
.cta-form input::placeholder{color:#9aa5c8}
.cta-form input:focus{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.16)}
.cta-hint{margin-top:12px;font-size:12.5px;color:#98a2c6;letter-spacing:.4px}

/* ---------- sticky bar ---------- */
.sticky-bar{position:fixed;left:0;right:0;bottom:0;z-index:80;background:rgba(18,22,46,.96);border-top:1px solid rgba(255,255,255,.12);backdrop-filter:blur(10px);box-shadow:0 -10px 30px rgba(10,14,32,.28)}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 20px}
.sticky-text strong{display:block;color:#fff;font-size:14.5px;font-weight:700;letter-spacing:.4px}
.sticky-text span{display:block;color:#98a2c6;font-size:12.5px;margin-top:2px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:#aab4d2;padding:58px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:38px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{display:block;color:#fff;font-size:16.5px;letter-spacing:.5px}
.footer-brand small{display:block;color:#8b96bc;font-size:11.5px;letter-spacing:2px;margin-top:2px}
.footer-about p{font-size:14px;line-height:1.9;color:#98a2c6}
.footer-col h3{font-size:14.5px;color:#fff;font-weight:700;letter-spacing:1px;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:#98a2c6;transition:color .2s,transform .2s;display:inline-block}
.footer-links a:hover{color:var(--gold-light);transform:translateX(3px)}
.footer-bottom{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;color:#7d88ac}
.footer-legal{display:flex;gap:20px;flex-wrap:wrap}
.footer-legal a{color:#8b96bc;transition:color .2s}
.footer-legal a:hover{color:var(--gold-light)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:34px}
 .steps-layout{grid-template-columns:1fr;gap:32px}
 .grid-3,.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .header-search{min-width:200px}
}
@media (max-width:768px){
 .header-top{flex-wrap:wrap;gap:12px}
 .brand{flex:1 1 100%;margin-right:0}
 .header-search{flex:1 1 auto;min-width:0;order:3}
 .header-cta{order:2}
 .hero{padding:44px 0 52px}
 .hero-points{grid-template-columns:1fr}
 .grid-3,.grid-2,.post-grid,.compare-wrap{grid-template-columns:1fr}
 .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
 .sec{padding:52px 0}
 .cta-band{padding:38px 26px}
 .sticky-text span{display:none}
 .sticky-inner{padding:12px 20px}
 .footer-grid{grid-template-columns:1fr;gap:30px}
}
@media (max-width:520px){
 .hero h1{font-size:26px}
 .hero-actions .btn{width:100%}
 .stat-strip{grid-template-columns:1fr}
 .ring-row{flex-direction:column;align-items:flex-start;gap:14px}
 .tier-ver{flex:0 0 44px}
 .cta-form input{min-width:0;width:100%}
 .cta-form .btn{width:100%}
 .sticky-text strong{font-size:13px}
 .brand-text strong{font-size:16px}
}