/* roulang page: index */
:root{
  --rl-grad:linear-gradient(118deg,#1c2670 0%,#372fc4 48%,#7a3cff 100%);
  --rl-grad-soft:linear-gradient(118deg,#eef0fe 0%,#f6f2ff 100%);
  --rl-brand:#372fc4;
  --rl-brand-2:#7a3cff;
  --rl-gold:#ffb648;
  --rl-ink:#101a33;
  --rl-body:#3f4a63;
  --rl-muted:#6d7893;
  --rl-bg:#f5f6fb;
  --rl-card:#ffffff;
  --rl-line:#e3e7f2;
  --rl-radius:20px;
  --rl-radius-lg:28px;
  --rl-shadow:0 18px 40px -26px rgba(24,30,80,.45);
  --rl-shadow-hover:0 28px 54px -30px rgba(24,30,80,.6);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Arial,sans-serif;
  background:var(--rl-bg);
  color:var(--rl-body);
  font-size:15.5px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;color:var(--rl-ink);font-weight:700;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(122,60,255,.45);outline-offset:2px}
.rl-wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- Header ---------- */
.rl-header{position:sticky;top:0;z-index:60;background:var(--rl-grad);box-shadow:0 12px 32px -20px rgba(18,24,70,.9)}
.rl-nav{display:flex;align-items:center;gap:16px;min-height:72px}
.rl-logo{display:flex;align-items:center;gap:11px;min-width:0;color:#fff;font-weight:800;font-size:19px;letter-spacing:.4px}
.rl-logo-mark{flex:0 0 auto;width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.28);display:grid;place-items:center;font-size:17px}
.rl-logo-txt{display:flex;flex-direction:column;min-width:0}
.rl-logo-txt b{font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.2}
.rl-logo-txt small{font-size:11.5px;font-weight:500;color:rgba(255,255,255,.72);letter-spacing:1.2px}
.rl-menu{margin-left:auto;display:flex;align-items:center;gap:6px}
.rl-menu a{color:rgba(255,255,255,.86);font-size:15px;padding:9px 15px;border-radius:11px;font-weight:500;white-space:nowrap}
.rl-menu a:hover{background:rgba(255,255,255,.15);color:#fff}
.rl-menu a.is-active{background:rgba(255,255,255,.2);color:#fff;font-weight:600}
.rl-menu a.rl-nav-cta{background:var(--rl-gold);color:#251a48;font-weight:700;box-shadow:0 8px 18px -10px rgba(0,0,0,.55)}
.rl-menu a.rl-nav-cta:hover{background:#ffc86f;color:#251a48}
.rl-toggle{display:none;margin-left:auto;width:46px;height:42px;border-radius:12px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.32);color:#fff;font-size:17px;cursor:pointer;transition:background .2s ease}
.rl-toggle:hover{background:rgba(255,255,255,.26)}

/* ---------- Hero ---------- */
.rl-hero{background:linear-gradient(180deg,#eceffd 0%,#f5f6fb 100%);padding:48px 0 42px}
.rl-hero-card{position:relative;overflow:hidden;background:var(--rl-grad);border-radius:var(--rl-radius-lg);padding:46px 44px 40px;color:#fff;box-shadow:0 34px 70px -46px rgba(18,24,80,.95)}
.rl-hero-card::before{content:"";position:absolute;width:520px;height:520px;right:-160px;top:-220px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.24),rgba(255,255,255,0) 68%)}
.rl-hero-card::after{content:"";position:absolute;width:340px;height:340px;left:-120px;bottom:-200px;border-radius:50%;background:radial-gradient(circle,rgba(255,182,72,.28),rgba(255,182,72,0) 70%)}
.rl-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:38px;align-items:start}
.rl-hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.26);border-radius:999px;padding:6px 14px;font-size:13px;letter-spacing:.6px;margin-bottom:18px}
.rl-hero h1{font-size:clamp(25px,3.3vw,36px);color:#fff;letter-spacing:.2px}
.rl-hero-desc{margin-top:18px;color:rgba(255,255,255,.9);font-size:15.5px}
.rl-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.rl-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 25px;border-radius:14px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease}
.rl-btn:active{transform:translateY(1px)}
.rl-btn-light{background:#fff;color:#2a2280;box-shadow:0 14px 28px -18px rgba(0,0,0,.8)}
.rl-btn-light:hover{background:#f3f1ff;color:#2a2280}
.rl-btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.42)}
.rl-btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff}
.rl-btn-brand{background:var(--rl-grad);color:#fff;box-shadow:0 16px 30px -18px rgba(55,47,196,.9)}
.rl-btn-brand:hover{color:#fff;box-shadow:0 20px 36px -18px rgba(55,47,196,.95)}
.rl-btn-outline{background:#fff;color:var(--rl-brand);border-color:#d6d8f0}
.rl-btn-outline:hover{background:#f2f1ff;color:var(--rl-brand);border-color:#bdb9f2}
.rl-check-card{background:rgba(255,255,255,.97);color:var(--rl-ink);border-radius:22px;padding:24px 22px;box-shadow:0 26px 54px -30px rgba(8,12,48,.9)}
.rl-check-card h3{font-size:17px;display:flex;align-items:center;gap:9px}
.rl-check-card h3 i{color:var(--rl-brand-2)}
.rl-check-list{margin-top:12px}
.rl-check-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--rl-body);padding:9px 0;border-bottom:1px dashed var(--rl-line)}
.rl-check-list li:last-child{border-bottom:0;padding-bottom:0}
.rl-check-list i{color:#1fa97a;font-size:14px;margin-top:5px;flex:0 0 auto}
.rl-hero-strip{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:28px}
.rl-hero-strip div{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);border-radius:14px;padding:12px 16px;font-size:14px;color:rgba(255,255,255,.95)}
.rl-hero-strip i{color:var(--rl-gold)}

/* ---------- Sections ---------- */
.rl-section{padding:64px 0}
.rl-section--alt{background:#fff}
.rl-section--deep{background:#0f1435;color:#c3c9e2}
.rl-sec-head{max-width:790px;margin-bottom:34px}
.rl-sec-tag{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;letter-spacing:.4px;color:#4a3fd6;background:rgba(90,70,230,.1);padding:5px 13px;border-radius:999px;margin-bottom:13px}
.rl-sec-head h2{font-size:clamp(22px,2.9vw,30px)}
.rl-sec-head p{margin-top:12px;color:var(--rl-muted);font-size:15px}
.rl-section--deep .rl-sec-tag{color:#cbb8ff;background:rgba(255,255,255,.12)}
.rl-section--deep .rl-sec-head h2{color:#fff}
.rl-section--deep .rl-sec-head p{color:#a6aecb}

/* ---------- Grid & cards ---------- */
.rl-grid{display:grid;gap:20px}
.rl-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.rl-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.rl-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.rl-card{min-width:0;background:var(--rl-card);border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:24px;box-shadow:var(--rl-shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.rl-card:hover{transform:translateY(-4px);box-shadow:var(--rl-shadow-hover);border-color:#d3d6ef}
.rl-card h3{font-size:17.5px;display:flex;align-items:center;gap:9px}
.rl-card p{margin-top:10px;font-size:14.5px;color:var(--rl-body)}
.rl-card-ico{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-size:17px;color:#fff;background:var(--rl-grad);margin-bottom:14px;box-shadow:0 12px 22px -14px rgba(55,47,196,.9)}
.rl-metric{min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:22px;box-shadow:var(--rl-shadow);border-top:4px solid transparent;border-image:linear-gradient(90deg,#372fc4,#7a3cff) 1;transition:transform .25s ease,box-shadow .25s ease}
.rl-metric:hover{transform:translateY(-4px);box-shadow:var(--rl-shadow-hover)}
.rl-metric-num{font-size:30px;font-weight:800;line-height:1.1;background:linear-gradient(90deg,#2a2380,#7a3cff);-webkit-background-clip:text;background-clip:text;color:transparent}
.rl-metric-num small{font-size:14px;font-weight:700;margin-left:4px}
.rl-metric-label{margin-top:6px;font-size:15px;font-weight:700;color:var(--rl-ink)}
.rl-metric p{margin-top:8px;font-size:14px;color:var(--rl-muted)}

/* ---------- Download ---------- */
.rl-download{background:var(--rl-grad-soft);border:1px solid #e0e2f8;border-radius:var(--rl-radius-lg);padding:36px 34px}
.rl-download-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}
.rl-download-head h2{font-size:clamp(21px,2.6vw,27px)}
.rl-download-head p{margin-top:10px;color:var(--rl-muted);font-size:14.8px;max-width:640px}
.rl-dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:26px}
.rl-dl-card{min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:18px;padding:22px;box-shadow:var(--rl-shadow);display:flex;flex-direction:column;gap:12px;transition:transform .25s ease,box-shadow .25s ease}
.rl-dl-card:hover{transform:translateY(-4px);box-shadow:var(--rl-shadow-hover)}
.rl-dl-ico{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:19px;color:#fff;background:var(--rl-grad)}
.rl-dl-card h3{font-size:16.5px}
.rl-dl-card p{font-size:14px;color:var(--rl-muted)}
.rl-dl-card .rl-btn{width:100%;margin-top:auto}
.rl-dl-note{margin-top:18px;font-size:13.5px;color:var(--rl-muted);display:flex;gap:8px;align-items:flex-start}
.rl-dl-note i{color:var(--rl-brand-2);margin-top:4px}

/* ---------- Tier ---------- */
.rl-tier{min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:26px;box-shadow:var(--rl-shadow);display:flex;flex-direction:column;transition:transform .25s ease,box-shadow .25s ease}
.rl-tier:hover{transform:translateY(-4px);box-shadow:var(--rl-shadow-hover)}
.rl-tier.is-featured{background:linear-gradient(170deg,#221c72,#4a2fc9 70%,#7a3cff);border-color:transparent;color:rgba(255,255,255,.92)}
.rl-tier.is-featured h3,.rl-tier.is-featured .rl-tier-step{color:#fff}
.rl-tier.is-featured p{color:rgba(255,255,255,.86)}
.rl-tier.is-featured li{color:rgba(255,255,255,.9);border-color:rgba(255,255,255,.22)}
.rl-tier.is-featured li i{color:var(--rl-gold)}
.rl-tier-step{font-size:13px;font-weight:700;letter-spacing:1px;color:var(--rl-brand-2)}
.rl-tier h3{margin-top:8px;font-size:19px}
.rl-tier p{margin-top:8px;font-size:14.3px;color:var(--rl-muted)}
.rl-tier ul{margin-top:16px}
.rl-tier li{display:flex;gap:9px;align-items:flex-start;font-size:14px;padding:8px 0;border-bottom:1px dashed var(--rl-line)}
.rl-tier li:last-child{border-bottom:0}
.rl-tier li i{color:#1fa97a;margin-top:5px;font-size:13px}

/* ---------- Compare ---------- */
.rl-compare-card{min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:24px;box-shadow:var(--rl-shadow)}
.rl-compare-card h3{font-size:17px;display:flex;align-items:center;gap:9px}
.rl-compare-card h3 span{width:8px;height:8px;border-radius:50%;background:var(--rl-brand-2);display:inline-block}
.rl-compare-list{margin-top:14px}
.rl-compare-list li{padding:11px 0;border-bottom:1px solid var(--rl-line);font-size:14.2px;display:flex;gap:12px;align-items:flex-start}
.rl-compare-list li:last-child{border-bottom:0}
.rl-compare-list b{flex:0 0 76px;color:var(--rl-ink);font-weight:700;font-size:13.6px}

/* ---------- List / steps ---------- */
.rl-hotlist{display:grid;gap:14px}
.rl-hot-item{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--rl-line);border-radius:16px;padding:18px 20px;box-shadow:var(--rl-shadow);min-width:0;transition:transform .22s ease,box-shadow .22s ease}
.rl-hot-item:hover{transform:translateX(4px);box-shadow:var(--rl-shadow-hover)}
.rl-hot-num{flex:0 0 auto;width:36px;height:36px;border-radius:11px;display:grid;place-items:center;font-weight:800;color:#fff;background:var(--rl-grad);font-size:14px}
.rl-hot-item h3{font-size:16px}
.rl-hot-item p{margin-top:6px;font-size:14.2px;color:var(--rl-muted)}
.rl-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.rl-step{min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:18px;padding:22px;box-shadow:var(--rl-shadow);position:relative}
.rl-step-num{width:34px;height:34px;border-radius:10px;background:rgba(90,70,230,.1);color:var(--rl-brand);font-weight:800;display:grid;place-items:center;font-size:14px;margin-bottom:12px}
.rl-step h3{font-size:16px}
.rl-step p{margin-top:8px;font-size:14px;color:var(--rl-muted)}

/* ---------- News / CMS ---------- */
.rl-news-wrap{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:26px;align-items:start}
.rl-news-list{display:grid;gap:14px}
.rl-news-item{display:block;min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:16px;padding:20px 22px;box-shadow:var(--rl-shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.rl-news-item:hover{transform:translateY(-3px);box-shadow:var(--rl-shadow-hover);border-color:#d2d4f0}
.rl-news-item h3{font-size:16.5px}
.rl-news-item p{margin-top:8px;font-size:14.2px;color:var(--rl-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rl-news-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:12px;font-size:12.8px;color:#8a93ad}
.rl-news-meta span{background:rgba(90,70,230,.09);color:#4a3fd6;padding:2px 10px;border-radius:999px;font-weight:600}
.rl-side{background:#fff;border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:22px;box-shadow:var(--rl-shadow)}
.rl-side h3{font-size:16.5px;display:flex;align-items:center;gap:9px}
.rl-side h3 i{color:var(--rl-brand-2)}
.rl-side-list{margin-top:14px;display:grid;gap:12px}
.rl-side-list a{display:block;min-width:0;font-size:14.2px;color:var(--rl-body);padding-left:14px;position:relative;line-height:1.6}
.rl-side-list a::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--rl-brand-2);opacity:.65}
.rl-side-list a:hover{color:var(--rl-brand)}
.rl-side-list time{display:block;font-size:12.5px;color:#98a0b8;margin-top:2px}
.rl-empty{background:#fff;border:1px dashed #cdd2e8;border-radius:16px;padding:26px;text-align:center;color:var(--rl-muted);font-size:14.5px}

/* ---------- Channel ---------- */
.rl-channel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:28px;align-items:center;background:#fff;border:1px solid var(--rl-line);border-radius:var(--rl-radius-lg);padding:34px;box-shadow:var(--rl-shadow)}
.rl-channel-ico{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;font-size:22px;color:#fff;background:var(--rl-grad);margin-bottom:16px}
.rl-channel h3{font-size:21px}
.rl-channel p{margin-top:12px;font-size:14.6px;color:var(--rl-muted)}
.rl-channel-link{display:inline-flex;align-items:center;gap:9px;margin-top:20px;background:var(--rl-grad);color:#fff;font-weight:700;font-size:15px;padding:12px 24px;border-radius:14px;transition:box-shadow .2s ease,transform .2s ease}
.rl-channel-link:hover{color:#fff;box-shadow:0 18px 34px -20px rgba(55,47,196,.95);transform:translateY(-2px)}
.rl-channel-points{display:grid;gap:12px}
.rl-channel-points li{display:flex;gap:12px;align-items:flex-start;background:#f7f8fe;border:1px solid var(--rl-line);border-radius:14px;padding:14px 16px;font-size:14.2px}
.rl-channel-points i{color:var(--rl-brand-2);margin-top:4px}

/* ---------- Myths / risk ---------- */
.rl-myth{min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:18px;padding:22px;box-shadow:var(--rl-shadow)}
.rl-myth-bad{display:flex;gap:10px;align-items:flex-start;font-size:14.6px;color:#a4442f;font-weight:600}
.rl-myth-bad i{margin-top:4px}
.rl-myth-good{margin-top:12px;padding-top:12px;border-top:1px dashed var(--rl-line);display:flex;gap:10px;align-items:flex-start;font-size:14.2px;color:var(--rl-body)}
.rl-myth-good i{color:#1fa97a;margin-top:5px}
.rl-risk-box{background:#fff5ec;border:1px solid #f6dcc4;border-radius:var(--rl-radius);padding:28px}
.rl-risk-box h2{font-size:20px;display:flex;align-items:center;gap:10px;color:#a4521f}
.rl-risk-box p{margin-top:12px;font-size:14.6px;color:#6d5138}

/* ---------- FAQ ---------- */
.rl-faq .accordion-item{border:1px solid var(--rl-line);border-radius:16px;overflow:hidden;margin-bottom:12px;background:#fff;box-shadow:var(--rl-shadow)}
.rl-faq .accordion-button{font-size:15.5px;font-weight:700;color:var(--rl-ink);background:#fff;padding:18px 20px;box-shadow:none}
.rl-faq .accordion-button:not(.collapsed){background:#f3f2ff;color:#372fc4}
.rl-faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(90,70,230,.18);border-color:transparent;z-index:2}
.rl-faq .accordion-button::after{width:14px;height:14px;background-size:14px}
.rl-faq .accordion-body{padding:0 20px 18px;font-size:14.4px;color:var(--rl-body)}

/* ---------- Consult form ---------- */
.rl-consult{background:var(--rl-grad);border-radius:var(--rl-radius-lg);padding:38px;color:#fff;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:34px;box-shadow:0 34px 70px -46px rgba(18,24,80,.95)}
.rl-consult h2{color:#fff;font-size:clamp(21px,2.7vw,27px)}
.rl-consult p{margin-top:14px;color:rgba(255,255,255,.88);font-size:14.8px}
.rl-consult-points{margin-top:20px;display:grid;gap:10px}
.rl-consult-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.2px;color:rgba(255,255,255,.9)}
.rl-consult-points i{color:var(--rl-gold);margin-top:4px}
.rl-form{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:20px;padding:22px}
.rl-field{margin-bottom:14px;min-width:0}
.rl-field label{display:block;font-size:13.5px;margin-bottom:6px;color:rgba(255,255,255,.88)}
.rl-field input,.rl-field select{width:100%;padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.97);color:#1a1f38;font-size:14.5px;transition:box-shadow .2s ease,border-color .2s ease}
.rl-field input:focus,.rl-field select:focus{outline:none;border-color:#ffd18a;box-shadow:0 0 0 3px rgba(255,182,72,.35)}
.rl-form .rl-btn{width:100%}
.rl-form-note{margin-top:12px;font-size:12.6px;color:rgba(255,255,255,.75);line-height:1.7}

/* ---------- Footer ---------- */
.rl-footer{background:#0d1230;color:#a7aecb;padding:54px 0 22px;margin-top:0}
.rl-footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(2,minmax(0,1fr));gap:32px}
.rl-footer h4{color:#fff;font-size:15.5px;margin-bottom:14px}
.rl-footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;font-size:18px}
.rl-footer-brand .rl-logo-mark{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.22)}
.rl-footer p{margin-top:14px;font-size:14px;color:#98a0bd;line-height:1.85}
.rl-footer-links{display:grid;gap:10px}
.rl-footer-links a{font-size:14px;color:#a7aecb;transition:color .2s ease}
.rl-footer-links a:hover{color:#fff}
.rl-footer-bottom{margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#7c85a4}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .rl-hero-card{padding:38px 30px 32px}
  .rl-grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-dl-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .rl-news-wrap{grid-template-columns:minmax(0,1fr)}
  .rl-channel{grid-template-columns:minmax(0,1fr);padding:28px}
}
@media (max-width:880px){
  .rl-nav{flex-wrap:wrap;padding:12px 0;min-height:0;gap:0}
  .rl-toggle{display:block}
  .rl-menu{display:none;order:3;width:100%;flex-direction:column;align-items:stretch;margin:12px 0 4px;gap:6px}
  .rl-menu.is-open{display:flex}
  .rl-menu a{padding:12px 15px;background:rgba(255,255,255,.1);border-radius:11px}
  .rl-menu a.rl-nav-cta{text-align:center}
  .rl-hero{padding:34px 0 30px}
  .rl-hero-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .rl-hero-strip{grid-template-columns:minmax(0,1fr)}
  .rl-section{padding:52px 0}
  .rl-consult{grid-template-columns:minmax(0,1fr);padding:28px}
  .rl-footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
}
@media (max-width:768px){
  .rl-grid-2,.rl-grid-3,.rl-grid-4{grid-template-columns:minmax(0,1fr)}
  .rl-steps{grid-template-columns:minmax(0,1fr)}
  .rl-dl-grid{grid-template-columns:minmax(0,1fr)}
  .rl-download{padding:26px 20px}
  .rl-hero-card{border-radius:22px;padding:30px 22px 26px}
  .rl-hero-actions .rl-btn{width:100%}
  .rl-compare-list li{flex-direction:column;gap:4px}
  .rl-compare-list b{flex:none}
}
@media (max-width:520px){
  .rl-wrap{padding:0 16px}
  .rl-logo-txt small{display:none}
  .rl-card,.rl-metric,.rl-tier,.rl-step,.rl-hot-item{padding:18px}
  .rl-hot-item{gap:12px}
  .rl-footer-grid{grid-template-columns:minmax(0,1fr)}
  .rl-footer{padding:40px 0 18px}
  .rl-risk-box{padding:20px}
}

/* roulang page: article */
:root{
  --rl-grad:linear-gradient(118deg,#1c2670 0%,#372fc4 48%,#7a3cff 100%);
  --rl-grad-soft:linear-gradient(118deg,#eef0fe 0%,#f6f2ff 100%);
  --rl-brand:#372fc4;
  --rl-brand-2:#7a3cff;
  --rl-gold:#ffb648;
  --rl-ink:#101a33;
  --rl-body:#3f4a63;
  --rl-muted:#6d7893;
  --rl-bg:#f5f6fb;
  --rl-card:#ffffff;
  --rl-line:#e3e7f2;
  --rl-radius:20px;
  --rl-radius-lg:28px;
  --rl-shadow:0 18px 40px -26px rgba(24,30,80,.45);
  --rl-shadow-hover:0 28px 54px -30px rgba(24,30,80,.6);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Arial,sans-serif;
  background:var(--rl-bg);
  color:var(--rl-body);
  font-size:15.5px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-weight:800;color:var(--rl-ink);line-height:1.42}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
.rl-wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
/* ---------- Header ---------- */
.rl-header{position:sticky;top:0;z-index:60;background:var(--rl-grad);box-shadow:0 12px 32px -20px rgba(18,24,70,.9)}
.rl-nav{display:flex;align-items:center;gap:16px;min-height:72px;position:relative}
.rl-logo{display:flex;align-items:center;gap:11px;min-width:0;color:#fff;font-weight:800;font-size:19px;letter-spacing:.4px}
.rl-logo-mark{flex:0 0 auto;width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.28);display:grid;place-items:center;font-size:17px}
.rl-logo-txt{display:flex;flex-direction:column;min-width:0}
.rl-logo-txt b{font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.2}
.rl-logo-txt small{font-size:11.5px;font-weight:500;color:rgba(255,255,255,.72);letter-spacing:1.2px}
.rl-menu{margin-left:auto;display:flex;align-items:center;gap:6px}
.rl-menu a{color:rgba(255,255,255,.86);font-size:15px;padding:9px 15px;border-radius:11px;font-weight:500;white-space:nowrap}
.rl-menu a:hover{background:rgba(255,255,255,.15);color:#fff}
.rl-menu a.is-active{background:rgba(255,255,255,.2);color:#fff;font-weight:600}
.rl-menu a.rl-nav-cta{background:var(--rl-gold);color:#251a48;font-weight:700;box-shadow:0 8px 18px -10px rgba(0,0,0,.55)}
.rl-menu a.rl-nav-cta:hover{background:#ffc86f;color:#251a48}
.rl-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.14);color:#fff;font-size:17px;place-items:center;cursor:pointer}
/* ---------- Buttons ---------- */
.rl-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 25px;border-radius:14px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease}
.rl-btn:active{transform:translateY(1px)}
.rl-btn-light{background:#fff;color:#2a2280;box-shadow:0 14px 28px -18px rgba(0,0,0,.8)}
.rl-btn-light:hover{background:#f3f1ff;color:#2a2280}
.rl-btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.42)}
.rl-btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff}
.rl-btn-brand{background:var(--rl-grad);color:#fff;box-shadow:0 16px 30px -18px rgba(55,47,196,.9)}
.rl-btn-brand:hover{color:#fff;box-shadow:0 20px 36px -18px rgba(55,47,196,.95)}
.rl-btn-outline{background:#fff;color:var(--rl-brand);border-color:#d6d8f0}
.rl-btn-outline:hover{background:#f2f1ff;color:var(--rl-brand);border-color:#bdb9f2}
.rl-btn:focus-visible,.rl-menu a:focus-visible,.rl-toggle:focus-visible{outline:3px solid rgba(255,182,72,.75);outline-offset:2px}
/* ---------- Article head ---------- */
.rl-article-top{background:linear-gradient(180deg,#eceffd 0%,#f5f6fb 100%);padding:34px 0 6px}
.rl-crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--rl-muted);margin-bottom:18px;flex-wrap:wrap}
.rl-crumb a{color:var(--rl-brand);font-weight:600}
.rl-crumb a:hover{color:var(--rl-brand-2)}
.rl-article-head{position:relative;overflow:hidden;background:var(--rl-grad);border-radius:var(--rl-radius-lg);padding:42px 44px 36px;color:#fff;box-shadow:0 34px 70px -46px rgba(18,24,80,.95)}
.rl-article-head::before{content:"";position:absolute;width:520px;height:520px;right:-170px;top:-230px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.22),rgba(255,255,255,0) 68%)}
.rl-article-head::after{content:"";position:absolute;width:340px;height:340px;left:-130px;bottom:-210px;border-radius:50%;background:radial-gradient(circle,rgba(255,182,72,.26),rgba(255,182,72,0) 70%)}
.rl-article-head > *{position:relative;z-index:1}
.rl-chip-row{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:16px}
.rl-chip{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.26);border-radius:999px;padding:5px 13px;font-size:12.5px;letter-spacing:.4px;color:#fff}
.rl-chip i{color:var(--rl-gold)}
.rl-article-head h1{font-size:clamp(23px,3.1vw,34px);color:#fff;letter-spacing:.2px;line-height:1.4;overflow-wrap:break-word}
.rl-article-lead{margin-top:16px;color:rgba(255,255,255,.9);font-size:15.5px;line-height:1.85;max-width:880px}
.rl-hero-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:26px}
.rl-hero-strip div{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);border-radius:14px;padding:12px 16px;font-size:13.5px;color:rgba(255,255,255,.95);min-width:0}
.rl-hero-strip i{color:var(--rl-gold);flex:0 0 auto}
/* ---------- Sections ---------- */
.rl-section{padding:58px 0}
.rl-section--white{background:#fff}
.rl-section--deep{background:#0f1435;color:#c3c9e2}
.rl-sec-head{max-width:760px;margin-bottom:30px}
.rl-sec-tag{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;letter-spacing:.4px;color:#4a3fd6;background:rgba(90,70,230,.1);padding:5px 13px;border-radius:999px;margin-bottom:13px}
.rl-sec-head h2{font-size:clamp(21px,2.5vw,28px)}
.rl-sec-head p{margin-top:12px;color:var(--rl-muted);font-size:15px}
.rl-section--deep .rl-sec-tag{color:#cbb8ff;background:rgba(255,255,255,.12)}
.rl-section--deep .rl-sec-head h2{color:#fff}
.rl-section--deep .rl-sec-head p{color:#a6aecb}
/* ---------- Article layout ---------- */
.rl-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 306px;gap:26px;align-items:start}
.rl-main-col{min-width:0}
.rl-side{position:sticky;top:92px;display:grid;gap:16px}
.rl-prose{background:#fff;border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:34px 36px;box-shadow:var(--rl-shadow);min-width:0;overflow-wrap:break-word}
.rl-prose h2{font-size:clamp(19px,2.2vw,22px);margin:34px 0 14px;padding-left:14px;border-left:4px solid var(--rl-brand-2);line-height:1.45}
.rl-prose h3{font-size:17.5px;margin:26px 0 12px;color:var(--rl-ink)}
.rl-prose h4{font-size:16px;margin:20px 0 10px;color:var(--rl-ink)}
.rl-prose p{margin:0 0 16px;color:var(--rl-body);line-height:1.92}
.rl-prose ul,.rl-prose ol{margin:0 0 18px;padding-left:22px}
.rl-prose ul li{list-style:disc;margin-bottom:8px}
.rl-prose ol li{list-style:decimal;margin-bottom:8px}
.rl-prose li{line-height:1.85}
.rl-prose img{border-radius:14px;margin:18px 0;height:auto}
.rl-prose blockquote{margin:20px 0;padding:15px 20px;background:var(--rl-grad-soft);border-left:4px solid var(--rl-brand);border-radius:0 14px 14px 0;color:#39406a}
.rl-prose blockquote p:last-child{margin-bottom:0}
.rl-prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px;display:block;overflow-x:auto}
.rl-prose th,.rl-prose td{border:1px solid var(--rl-line);padding:10px 13px;text-align:left}
.rl-prose th{background:#f2f3fc;color:var(--rl-ink);font-weight:700}
.rl-prose a{color:var(--rl-brand);text-decoration:underline}
.rl-prose a:hover{color:var(--rl-brand-2)}
.rl-prose h2:first-child,.rl-prose h3:first-child,.rl-prose p:first-child{margin-top:0}
.rl-empty{background:#fff;border:1px dashed #cfd4ea;border-radius:var(--rl-radius);padding:56px 24px;text-align:center;box-shadow:var(--rl-shadow)}
.rl-empty h2{font-size:20px;margin-bottom:10px}
.rl-empty p{color:var(--rl-muted);margin-bottom:20px}
/* ---------- Side cards ---------- */
.rl-side-card{background:#fff;border:1px solid var(--rl-line);border-radius:18px;padding:20px;box-shadow:var(--rl-shadow)}
.rl-side-card h3{font-size:15.5px;display:flex;align-items:center;gap:9px;margin-bottom:12px}
.rl-side-card h3 i{color:var(--rl-brand-2)}
.rl-side-card p{font-size:13.5px;color:var(--rl-muted);line-height:1.8}
.rl-side-card--deep{background:var(--rl-grad);border-color:transparent;color:#fff}
.rl-side-card--deep h3{color:#fff}
.rl-side-card--deep h3 i{color:var(--rl-gold)}
.rl-side-card--deep p{color:rgba(255,255,255,.86)}
.rl-dl-mini{display:grid;gap:9px;margin-top:14px}
.rl-dl-mini a{display:flex;align-items:center;gap:10px;padding:10px 13px;border-radius:12px;background:#f4f5fd;border:1px solid var(--rl-line);font-size:13.5px;font-weight:600;color:var(--rl-ink);transition:background .2s ease,border-color .2s ease,transform .2s ease}
.rl-dl-mini a:hover{background:#ecebff;border-color:#cbc7f6;transform:translateX(2px)}
.rl-dl-mini i{color:var(--rl-brand);width:16px;text-align:center}
/* ---------- Cards / grids ---------- */
.rl-grid{display:grid;gap:20px}
.rl-grid-auto{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(238px,1fr))}
.rl-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.rl-card{min-width:0;background:var(--rl-card);border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:24px;box-shadow:var(--rl-shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.rl-card:hover{transform:translateY(-3px);box-shadow:var(--rl-shadow-hover);border-color:#d5d8f0}
.rl-card-ic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--rl-grad-soft);color:var(--rl-brand);font-size:19px;margin-bottom:14px}
.rl-card h3{font-size:17px;margin-bottom:10px}
.rl-card p{font-size:14.5px;color:var(--rl-muted);line-height:1.85}
.rl-card ul{margin-top:12px}
.rl-card ul li{position:relative;padding-left:18px;font-size:14px;color:var(--rl-body);margin-bottom:7px}
.rl-card ul li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:50%;background:var(--rl-brand-2)}
.rl-deep-card{min-width:0;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--rl-radius);padding:24px;transition:background .25s ease,transform .25s ease}
.rl-deep-card:hover{background:rgba(255,255,255,.1);transform:translateY(-3px)}
.rl-deep-card i{font-size:20px;color:var(--rl-gold)}
.rl-deep-card h3{color:#fff;font-size:17px;margin:12px 0 10px}
.rl-deep-card p{color:#a9b1cd;font-size:14.5px;line-height:1.85}
/* ---------- Steps ---------- */
.rl-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:rlstep}
.rl-step{position:relative;background:#fff;border:1px solid var(--rl-line);border-radius:18px;padding:24px 20px 20px;box-shadow:var(--rl-shadow);min-width:0}
.rl-step-num{width:36px;height:36px;border-radius:11px;background:var(--rl-grad);color:#fff;font-weight:800;display:grid;place-items:center;font-size:15px;margin-bottom:13px}
.rl-step h3{font-size:16px;margin-bottom:8px}
.rl-step p{font-size:14px;color:var(--rl-muted);line-height:1.82}
/* ---------- Download ---------- */
.rl-download{position:relative;overflow:hidden;background:var(--rl-grad);border-radius:var(--rl-radius-lg);padding:40px 42px;color:#fff;box-shadow:0 34px 70px -48px rgba(18,24,80,.95)}
.rl-download::before{content:"";position:absolute;width:420px;height:420px;right:-140px;bottom:-220px;border-radius:50%;background:radial-gradient(circle,rgba(255,182,72,.3),rgba(255,182,72,0) 70%)}
.rl-download > *{position:relative;z-index:1}
.rl-download h2{color:#fff;font-size:clamp(21px,2.6vw,28px)}
.rl-download p{margin-top:12px;color:rgba(255,255,255,.88);max-width:720px;font-size:15px}
.rl-dl-btns{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:26px;max-width:820px}
.rl-dl-btn{display:flex;align-items:center;gap:13px;padding:16px 18px;border-radius:16px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);color:#fff;min-width:0;transition:background .22s ease,transform .22s ease,box-shadow .22s ease}
.rl-dl-btn:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px);box-shadow:0 18px 30px -22px rgba(0,0,0,.9)}
.rl-dl-btn i{font-size:22px;flex:0 0 auto;color:var(--rl-gold)}
.rl-dl-btn span{display:flex;flex-direction:column;min-width:0}
.rl-dl-btn b{font-size:15px;line-height:1.35}
.rl-dl-btn small{font-size:12px;color:rgba(255,255,255,.72)}
/* ---------- Consult ---------- */
.rl-consult{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:26px;align-items:start}
.rl-consult-list li{display:flex;gap:11px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed var(--rl-line);font-size:14.5px}
.rl-consult-list li:last-child{border-bottom:0}
.rl-consult-list i{color:#1fa97a;margin-top:5px;flex:0 0 auto}
.rl-consult-box{background:#fff;border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:26px;box-shadow:var(--rl-shadow)}
.rl-consult-box h3{font-size:17px;margin-bottom:12px}
.rl-consult-box p{font-size:14.5px;color:var(--rl-muted);margin-bottom:18px}
.rl-consult-actions{display:grid;gap:10px}
/* ---------- FAQ ---------- */
.rl-faq-item{background:#fff;border:1px solid var(--rl-line);border-radius:16px;margin-bottom:12px;box-shadow:var(--rl-shadow);overflow:hidden;transition:border-color .2s ease}
.rl-faq-item[open]{border-color:#c9c5f4}
.rl-faq-item summary{cursor:pointer;padding:17px 20px;font-weight:700;color:var(--rl-ink);font-size:15.5px;display:flex;align-items:center;justify-content:space-between;gap:14px;list-style:none}
.rl-faq-item summary::-webkit-details-marker{display:none}
.rl-faq-item summary::after{content:"+";font-size:20px;font-weight:400;color:var(--rl-brand);flex:0 0 auto;line-height:1}
.rl-faq-item[open] summary::after{content:"−"}
.rl-faq-body{padding:0 20px 18px;color:var(--rl-muted);font-size:14.5px;line-height:1.9}
.rl-faq-body p{margin-bottom:10px}
.rl-faq-body p:last-child{margin-bottom:0}
/* ---------- Notice ---------- */
.rl-notice{display:flex;gap:14px;align-items:flex-start;background:#fff8ec;border:1px solid #ffdfb0;border-radius:16px;padding:18px 20px;font-size:14px;color:#7a5b1f;line-height:1.85}
.rl-notice i{color:#e29a22;font-size:18px;margin-top:3px;flex:0 0 auto}
/* ---------- Footer ---------- */
.rl-footer{background:#0d1230;color:#a8b0cc;padding:52px 0 0;margin-top:0}
.rl-footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:34px}
.rl-footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.rl-footer-brand .rl-logo-mark{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.24)}
.rl-footer p{font-size:14px;line-height:1.9;color:#9aa3c2}
.rl-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.rl-footer-links{display:flex;flex-direction:column;gap:9px}
.rl-footer-links a{font-size:14px;color:#a8b0cc}
.rl-footer-links a:hover{color:#fff}
.rl-footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.1);margin-top:36px;padding:18px 0 22px;font-size:13px;color:#8b93b3}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .rl-article-layout{grid-template-columns:minmax(0,1fr)}
  .rl-side{position:static}
  .rl-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-consult{grid-template-columns:minmax(0,1fr)}
  .rl-footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:991px){
  .rl-toggle{display:grid}
  .rl-menu{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:4px;margin-left:0;background:#2b26a6;padding:14px 18px 20px;box-shadow:0 24px 44px -26px rgba(0,0,0,.75)}
  .rl-menu.is-open{display:flex}
  .rl-menu a{padding:12px 14px;border-radius:11px}
  .rl-menu a.rl-nav-cta{text-align:center;margin-top:6px}
  .rl-article-head{padding:32px 26px 28px}
  .rl-hero-strip{grid-template-columns:minmax(0,1fr)}
  .rl-download{padding:32px 24px}
  .rl-dl-btns{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:768px){
  .rl-section{padding:44px 0}
  .rl-prose{padding:26px 20px}
  .rl-grid-3{grid-template-columns:minmax(0,1fr)}
  .rl-dl-btns{grid-template-columns:minmax(0,1fr)}
  .rl-steps{grid-template-columns:minmax(0,1fr)}
  .rl-footer-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .rl-logo-txt b{font-size:16px}
  .rl-logo-txt small{font-size:10.5px;letter-spacing:.8px}
  .rl-wrap{padding:0 16px}
}
@media (max-width:520px){
  body{font-size:15px}
  .rl-article-head{padding:26px 20px 24px}
  .rl-article-head h1{font-size:22px}
  .rl-crumb{font-size:12.5px}
  .rl-btn{width:100%}
  .rl-consult-actions .rl-btn{width:100%}
  .rl-dl-btn{padding:14px}
  .rl-hero-strip div{font-size:12.5px;padding:11px 13px}
}

/* roulang page: category1 */
:root{
  --rl-grad:linear-gradient(118deg,#1c2670 0%,#372fc4 48%,#7a3cff 100%);
  --rl-grad-soft:linear-gradient(118deg,#eef0fe 0%,#f6f2ff 100%);
  --rl-brand:#372fc4;
  --rl-brand-2:#7a3cff;
  --rl-gold:#ffb648;
  --rl-ink:#101a33;
  --rl-body:#3f4a63;
  --rl-muted:#6d7893;
  --rl-bg:#f5f6fb;
  --rl-card:#ffffff;
  --rl-line:#e3e7f2;
  --rl-radius:20px;
  --rl-radius-lg:28px;
  --rl-shadow:0 18px 40px -26px rgba(24,30,80,.45);
  --rl-shadow-hover:0 28px 54px -30px rgba(24,30,80,.6);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Arial,sans-serif;
  background:var(--rl-bg);
  color:var(--rl-body);
  font-size:15.5px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding-left:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--rl-brand-2);outline-offset:3px}
.rl-wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- Header ---------- */
.rl-header{position:sticky;top:0;z-index:60;background:var(--rl-grad);box-shadow:0 12px 32px -20px rgba(18,24,70,.9)}
.rl-nav{display:flex;align-items:center;gap:16px;min-height:72px;position:relative}
.rl-logo{display:flex;align-items:center;gap:11px;min-width:0;color:#fff;font-weight:800;font-size:19px;letter-spacing:.4px}
.rl-logo-mark{flex:0 0 auto;width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.28);display:grid;place-items:center;font-size:17px}
.rl-logo-txt{display:flex;flex-direction:column;min-width:0}
.rl-logo-txt b{font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.2}
.rl-logo-txt small{font-size:11.5px;font-weight:500;color:rgba(255,255,255,.72);letter-spacing:1.2px}
.rl-menu{margin-left:auto;display:flex;align-items:center;gap:6px}
.rl-menu a{color:rgba(255,255,255,.86);font-size:15px;padding:9px 15px;border-radius:11px;font-weight:500;white-space:nowrap}
.rl-menu a:hover{background:rgba(255,255,255,.15);color:#fff}
.rl-menu a.is-active{background:rgba(255,255,255,.2);color:#fff;font-weight:600}
.rl-menu a.rl-nav-cta{background:var(--rl-gold);color:#251a48;font-weight:700;box-shadow:0 8px 18px -10px rgba(0,0,0,.55)}
.rl-menu a.rl-nav-cta:hover{background:#ffc86f;color:#251a48}
.rl-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.14);color:#fff;font-size:16px;cursor:pointer;align-items:center;justify-content:center}

/* ---------- Buttons ---------- */
.rl-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 25px;border-radius:14px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease}
.rl-btn:active{transform:translateY(1px)}
.rl-btn-light{background:#fff;color:#2a2280;box-shadow:0 14px 28px -18px rgba(0,0,0,.8)}
.rl-btn-light:hover{background:#f3f1ff;color:#2a2280}
.rl-btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.42)}
.rl-btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff}
.rl-btn-brand{background:var(--rl-grad);color:#fff;box-shadow:0 16px 30px -18px rgba(55,47,196,.9)}
.rl-btn-brand:hover{color:#fff;box-shadow:0 20px 36px -18px rgba(55,47,196,.95)}
.rl-btn-outline{background:#fff;color:var(--rl-brand);border-color:#d6d8f0}
.rl-btn-outline:hover{background:#f2f1ff;color:var(--rl-brand);border-color:#bdb9f2}
.rl-btn-sm{padding:10px 18px;font-size:14px;border-radius:12px}

/* ---------- Hero ---------- */
.rl-hero{padding:44px 0 40px;background:linear-gradient(180deg,#eceffd 0%,#f5f6fb 100%)}
.rl-hero-card{position:relative;overflow:hidden;background:var(--rl-grad);border-radius:var(--rl-radius-lg);padding:46px 44px 40px;color:#fff;box-shadow:0 34px 70px -46px rgba(18,24,80,.95)}
.rl-hero-card::before{content:"";position:absolute;width:520px;height:520px;right:-170px;top:-230px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.22),rgba(255,255,255,0) 68%)}
.rl-hero-card::after{content:"";position:absolute;width:340px;height:340px;left:-130px;bottom:-210px;border-radius:50%;background:radial-gradient(circle,rgba(255,182,72,.26),rgba(255,182,72,0) 70%)}
.rl-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:36px;align-items:start}
.rl-hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.26);border-radius:999px;padding:6px 14px;font-size:13px;letter-spacing:.6px;margin-bottom:16px}
.rl-hero h1{font-size:clamp(24px,3.1vw,34px);color:#fff;line-height:1.42;letter-spacing:.2px;max-width:19em}
.rl-hero-desc{margin-top:16px;color:rgba(255,255,255,.9);font-size:15.5px;max-width:36em}
.rl-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.rl-corner-tag{position:absolute;z-index:2;top:18px;right:-46px;transform:rotate(38deg);background:var(--rl-gold);color:#2b1c47;font-weight:800;font-size:12.5px;letter-spacing:1px;padding:7px 56px;box-shadow:0 10px 22px -12px rgba(0,0,0,.6)}
.rl-check-card{background:rgba(255,255,255,.97);color:var(--rl-ink);border-radius:22px;padding:24px 22px;box-shadow:0 26px 54px -30px rgba(8,12,48,.9)}
.rl-check-card h3{font-size:17px;display:flex;align-items:center;gap:9px;color:var(--rl-ink)}
.rl-check-card h3 i{color:var(--rl-brand-2)}
.rl-check-list{margin-top:12px}
.rl-check-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--rl-body);padding:9px 0;border-bottom:1px dashed var(--rl-line);min-width:0}
.rl-check-list li:last-child{border-bottom:0;padding-bottom:0}
.rl-check-list i{color:#1fa97a;font-size:14px;margin-top:5px;flex:0 0 auto}
.rl-hero-strip{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:28px}
.rl-hero-strip div{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);border-radius:14px;padding:12px 16px;font-size:14px;color:rgba(255,255,255,.95);min-width:0}
.rl-hero-strip i{color:var(--rl-gold)}

/* ---------- Sections ---------- */
.rl-section{padding:62px 0}
.rl-section--alt{background:#fff}
.rl-section--deep{background:#0f1435;color:#c3c9e2}
.rl-section--deep .rl-sec-head h2{color:#fff}
.rl-section--deep .rl-sec-head p{color:#a6aecb}
.rl-section--deep .rl-sec-tag{color:#cbb8ff;background:rgba(255,255,255,.12)}
.rl-sec-head{max-width:790px;margin-bottom:30px}
.rl-sec-tag{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;letter-spacing:.4px;color:#4a3fd6;background:rgba(90,70,230,.1);padding:5px 13px;border-radius:999px;margin-bottom:13px}
.rl-sec-head h2{font-size:clamp(21px,2.5vw,28px);color:var(--rl-ink);line-height:1.45;letter-spacing:.2px}
.rl-sec-head p{margin-top:10px;color:var(--rl-muted);font-size:15px}

/* ---------- Metrics ---------- */
.rl-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.rl-metric{min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:20px;padding:24px 22px;box-shadow:var(--rl-shadow);transition:transform .25s ease,box-shadow .25s ease}
.rl-metric:hover{transform:translateY(-3px);box-shadow:var(--rl-shadow-hover)}
.rl-metric b{display:block;font-size:31px;font-weight:800;line-height:1.15;background:var(--rl-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.rl-metric span{display:block;margin-top:6px;font-size:14.5px;color:var(--rl-ink);font-weight:700}
.rl-metric small{display:block;margin-top:4px;font-size:13px;color:var(--rl-muted);line-height:1.65}

/* ---------- Grid & cards ---------- */
.rl-grid{display:grid;gap:20px}
.rl-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.rl-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.rl-card{min-width:0;background:var(--rl-card);border:1px solid var(--rl-line);border-radius:var(--rl-radius);padding:24px;box-shadow:var(--rl-shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.rl-card:hover{transform:translateY(-3px);box-shadow:var(--rl-shadow-hover);border-color:#d8d5f8}
.rl-feature-icon{width:46px;height:46px;border-radius:14px;background:var(--rl-grad-soft);color:var(--rl-brand);display:grid;place-items:center;font-size:19px;margin-bottom:14px}
.rl-card h3{font-size:17px;color:var(--rl-ink);line-height:1.5;margin-bottom:8px}
.rl-card p{font-size:14.2px;color:var(--rl-muted);line-height:1.78}
.rl-card ul{margin-top:12px;display:grid;gap:7px}
.rl-card ul li{position:relative;padding-left:17px;font-size:13.8px;color:var(--rl-body);min-width:0}
.rl-card ul li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--rl-brand-2)}

/* ---------- Compare table ---------- */
.rl-table-wrap{overflow-x:auto;border-radius:20px;border:1px solid var(--rl-line);background:#fff;box-shadow:var(--rl-shadow)}
.rl-table{width:100%;min-width:720px;border-collapse:collapse;font-size:14.3px}
.rl-table th{background:#f1f2fc;color:var(--rl-ink);font-weight:700;text-align:left;padding:15px 18px;white-space:nowrap}
.rl-table td{padding:15px 18px;border-top:1px solid var(--rl-line);vertical-align:top;color:var(--rl-body);line-height:1.72}
.rl-table td:first-child{color:var(--rl-ink);font-weight:600;white-space:nowrap}
.rl-table tbody tr:hover{background:#fafaff}

/* ---------- Steps ---------- */
.rl-steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.rl-step{min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:18px;padding:22px 18px;box-shadow:var(--rl-shadow);transition:transform .25s ease,box-shadow .25s ease}
.rl-step:hover{transform:translateY(-3px);box-shadow:var(--rl-shadow-hover)}
.rl-step-num{width:34px;height:34px;border-radius:11px;background:var(--rl-grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;margin-bottom:12px}
.rl-step h3{font-size:15.2px;color:var(--rl-ink);line-height:1.5;margin-bottom:6px}
.rl-step p{font-size:13.4px;color:var(--rl-muted);line-height:1.72}

/* ---------- Checklist (deep) ---------- */
.rl-check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.rl-check-item{display:flex;gap:13px;align-items:flex-start;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:18px 20px;min-width:0}
.rl-check-item i{color:var(--rl-gold);font-size:16px;margin-top:4px;flex:0 0 auto}
.rl-check-item b{display:block;color:#fff;font-size:15px;margin-bottom:4px}
.rl-check-item span{font-size:13.6px;color:#a6aecb;line-height:1.72}
.rl-risk{margin-top:26px;border-left:3px solid var(--rl-gold);background:rgba(255,182,72,.08);border-radius:0 16px 16px 0;padding:20px 24px;font-size:14px;color:#c3c9e2;line-height:1.9}

/* ---------- Download ---------- */
.rl-download{position:relative;overflow:hidden;border-radius:var(--rl-radius-lg);background:var(--rl-grad);color:#fff;padding:40px 42px;box-shadow:0 32px 64px -44px rgba(18,24,80,.95)}
.rl-download::after{content:"";position:absolute;width:380px;height:380px;right:-140px;bottom:-200px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.18),rgba(255,255,255,0) 70%)}
.rl-download h2{position:relative;z-index:1;font-size:clamp(20px,2.4vw,26px);color:#fff}
.rl-download p{position:relative;z-index:1;margin-top:10px;color:rgba(255,255,255,.86);font-size:14.6px;max-width:44em}
.rl-dl-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:24px}
.rl-dl-btn{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.28);border-radius:16px;padding:16px 18px;color:#fff;min-width:0;transition:background .2s ease,transform .2s ease}
.rl-dl-btn:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px)}
.rl-dl-btn i{font-size:20px;color:var(--rl-gold);flex:0 0 auto}
.rl-dl-btn b{display:block;font-size:15px;line-height:1.3}
.rl-dl-btn small{color:rgba(255,255,255,.75);font-size:12.5px}

/* ---------- Posts ---------- */
.rl-post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.rl-post-card{display:flex;flex-direction:column;gap:10px;min-width:0;background:#fff;border:1px solid var(--rl-line);border-radius:20px;padding:22px;box-shadow:var(--rl-shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.rl-post-card:hover{transform:translateY(-3px);box-shadow:var(--rl-shadow-hover);border-color:#d8d5f8}
.rl-post-tag{align-self:flex-start;font-size:12px;font-weight:700;color:#4a3fd6;background:rgba(90,70,230,.1);padding:4px 11px;border-radius:999px}
.rl-post-card h3{font-size:16.5px;color:var(--rl-ink);line-height:1.58}
.rl-post-card p{font-size:13.8px;color:var(--rl-muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.rl-post-time{font-size:12.5px;color:#8a93ad;margin-top:auto}
.rl-empty{padding:26px 0;color:var(--rl-muted);font-size:14.5px}

/* ---------- FAQ ---------- */
.rl-faq{display:grid;gap:12px;max-width:920px}
.rl-faq-item{background:#fff;border:1px solid var(--rl-line);border-radius:16px;padding:0 22px;box-shadow:var(--rl-shadow)}
.rl-faq-item summary{cursor:pointer;list-style:none;padding:17px 0;font-weight:700;color:var(--rl-ink);font-size:15.4px;display:flex;justify-content:space-between;gap:16px;align-items:center;line-height:1.6}
.rl-faq-item summary::-webkit-details-marker{display:none}
.rl-faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--rl-brand);font-size:13px;transition:transform .22s ease;flex:0 0 auto}
.rl-faq-item[open] summary::after{transform:rotate(180deg)}
.rl-faq-item p{padding-bottom:18px;font-size:14.4px;color:var(--rl-body);line-height:1.85}

/* ---------- Consult form ---------- */
.rl-consult{background:#fff;border:1px solid var(--rl-line);border-radius:24px;padding:32px;box-shadow:var(--rl-shadow)}
.rl-consult-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:34px;align-items:start}
.rl-consult h2{font-size:clamp(20px,2.4vw,26px);color:var(--rl-ink);line-height:1.45}
.rl-consult-lead{margin-top:12px;font-size:14.6px;color:var(--rl-muted)}
.rl-consult-points{margin-top:18px;display:grid;gap:10px}
.rl-consult-points li{display:flex;gap:10px;font-size:14px;color:var(--rl-body);align-items:flex-start;min-width:0}
.rl-consult-points i{color:#1fa97a;margin-top:5px;flex:0 0 auto}
.rl-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.rl-field{display:flex;flex-direction:column;gap:7px;min-width:0}
.rl-field label{font-size:13.4px;font-weight:600;color:var(--rl-ink)}
.rl-field input,.rl-field select,.rl-field textarea{width:100%;padding:12px 14px;border:1px solid var(--rl-line);border-radius:12px;background:#fbfbfe;font-size:14.4px;color:var(--rl-ink);transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;font-family:inherit}
.rl-field input:focus,.rl-field select:focus,.rl-field textarea:focus{outline:none;border-color:#a9a3f0;background:#fff;box-shadow:0 0 0 3px rgba(122,60,255,.14)}
.rl-field--full{grid-column:1 / -1}
.rl-form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.rl-form-note{font-size:12.8px;color:var(--rl-muted);line-height:1.7}

/* ---------- Footer ---------- */
.rl-footer{background:#0f1435;color:#a6aecb;padding:54px 0 26px}
.rl-footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:32px}
.rl-footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.rl-footer p{font-size:13.6px;line-height:1.85;color:#8d96b6}
.rl-footer h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700}
.rl-footer-links{display:flex;flex-direction:column;gap:9px}
.rl-footer-links a{color:#a6aecb;font-size:14px}
.rl-footer-links a:hover{color:#fff}
.rl-footer-bottom{margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#7d87a8}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .rl-hero-grid{grid-template-columns:1fr;gap:26px}
  .rl-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-grid-3,.rl-post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-steps{grid-template-columns:repeat(3,minmax(0,1fr))}
  .rl-consult-grid{grid-template-columns:1fr;gap:24px}
  .rl-footer-grid{grid-template-columns:1.3fr 1fr 1fr}
}
@media (max-width:900px){
  .rl-toggle{display:flex}
  .rl-menu{display:none;position:absolute;left:-20px;right:-20px;top:100%;margin-left:0;flex-direction:column;align-items:stretch;gap:4px;background:#232a72;padding:12px 20px 18px;box-shadow:0 26px 44px -26px rgba(0,0,0,.8);border-top:1px solid rgba(255,255,255,.12)}
  .rl-menu.is-open{display:flex}
  .rl-menu a{padding:12px 14px;border-radius:10px}
  .rl-menu a.rl-nav-cta{text-align:center;margin-top:4px}
}
@media (max-width:768px){
  .rl-section{padding:46px 0}
  .rl-hero{padding:32px 0 30px}
  .rl-hero-card{padding:30px 22px 26px}
  .rl-hero-strip{grid-template-columns:1fr}
  .rl-grid-2,.rl-grid-3,.rl-post-grid,.rl-check-grid,.rl-dl-grid,.rl-form{grid-template-columns:1fr}
  .rl-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rl-download{padding:30px 22px}
  .rl-consult{padding:24px 20px}
  .rl-footer-grid{grid-template-columns:1fr;gap:26px}
  .rl-faq-item{padding:0 18px}
}
@media (max-width:520px){
  .rl-wrap{padding:0 15px}
  .rl-menu{left:-15px;right:-15px}
  .rl-metrics{grid-template-columns:1fr}
  .rl-steps{grid-template-columns:1fr}
  .rl-logo-txt b{font-size:16px}
  .rl-logo-txt small{font-size:10.5px;letter-spacing:.8px}
  .rl-hero h1{font-size:23px}
  .rl-btn{width:100%}
  .rl-form-actions .rl-btn{width:100%}
}