/* roulang page: index */
:root{
      --orange:#ef7d32;--gold:#f5b83d;--plum:#30213b;--ink:#251d2b;
      --cream:#fffaf3;--sand:#f7eee3;--muted:#786f79;--line:#eaded1;
      --mint:#4b9a83;--coral:#dd655c;--radius:18px;
      --shadow:0 16px 42px rgba(48,33,59,.10);--soft:0 8px 24px rgba(48,33,59,.07);
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input,textarea,select{font:inherit}button{cursor:pointer}.container{max-width:1200px;margin:auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,250,243,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
    .nav-wrap{height:76px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;color:var(--plum);white-space:nowrap}.brand-mark{width:38px;height:38px;border-radius:12px 12px 12px 4px;background:var(--orange);position:relative;box-shadow:5px 5px 0 var(--gold)}.brand-mark:after{content:"";position:absolute;width:10px;height:10px;background:var(--cream);border-radius:50%;left:9px;top:10px;box-shadow:13px 4px 0 var(--cream)}.brand-text{font-size:18px}.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto}.main-nav a{font-size:14px;color:var(--muted);padding:26px 0;position:relative}.main-nav a:hover,.main-nav a.active{color:var(--plum)}.main-nav a.active:after{content:"";position:absolute;bottom:15px;left:0;right:0;height:3px;border-radius:3px;background:var(--orange)}.nav-cta,.button.primary{background:var(--plum);color:#fff;border-radius:999px;padding:12px 20px;font-weight:700;border:0;box-shadow:0 7px 16px rgba(48,33,59,.16)}.nav-cta:hover,.button.primary:hover{background:var(--orange);transform:translateY(-2px)}.menu-toggle{display:none;background:transparent;border:1px solid var(--line);color:var(--plum);border-radius:10px;width:44px;height:44px}
    .hero{padding:86px 0 76px;background:linear-gradient(110deg,#fff8ed 0%,#fff2dc 56%,#f5e9ef 100%);overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:66px;align-items:center}.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.08em}.eyebrow:before,.section-kicker:before{content:"";width:25px;height:3px;background:var(--gold);border-radius:4px}.hero h1{font-size:clamp(38px,5vw,64px);line-height:1.16;letter-spacing:-.04em;color:var(--plum);margin:20px 0}.hero-copy{font-size:17px;color:#665b68;max-width:650px;margin-bottom:28px}.hero-actions{display:flex;flex-wrap:wrap;gap:13px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 21px;border-radius:999px;font-weight:700;border:1px solid transparent}.button.secondary{background:#fff;color:var(--plum);border-color:var(--line)}.button.secondary:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}.hero-media{position:relative;min-height:400px}.hero-image{height:420px;width:100%;object-fit:cover;border-radius:30px 30px 30px 8px;box-shadow:var(--shadow);filter:saturate(.92)}.hero-stamp{position:absolute;left:-25px;bottom:28px;background:var(--plum);color:#fff;padding:18px 20px;border-radius:14px;box-shadow:var(--shadow);max-width:205px}.hero-stamp strong{display:block;font-size:18px;color:var(--gold)}.hero-stamp span{font-size:13px;color:#eadfe9}.status-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}.status{padding:7px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12px;color:var(--muted)}.status i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--mint);margin-right:6px}
    section{padding:88px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:34px}.section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;color:var(--plum);margin:12px 0 0}.section-head p{max-width:520px;color:var(--muted);margin:0}.section-link{color:var(--orange);font-weight:700;white-space:nowrap}.section-link:hover{color:var(--plum)}
    .metrics{background:#fff}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.metric{padding:24px;border:1px solid var(--line);border-radius:16px;background:var(--cream);position:relative}.metric-label{font-size:13px;color:var(--muted)}.metric strong{display:block;font-size:25px;color:var(--plum);margin:8px 0}.metric small{font-size:12px;color:var(--muted)}.meter{height:5px;background:#eadfd6;border-radius:9px;margin-top:17px;overflow:hidden}.meter span{display:block;height:100%;background:linear-gradient(90deg,var(--orange),var(--gold));border-radius:9px}
    .matrix{background:var(--sand)}.matrix-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;grid-template-rows:1fr 1fr;gap:18px}.content-card{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:#fff;min-height:190px;padding:24px;box-shadow:var(--soft)}.content-card.large{grid-row:span 2;min-height:398px;color:#fff;background:var(--plum)}.card-image{height:130px;width:100%;object-fit:cover;border-radius:12px;margin:-4px 0 18px}.large .card-image{height:205px;opacity:.82}.tag{display:inline-block;background:#fff0df;color:#bd6427;border-radius:999px;padding:4px 10px;font-size:11px;font-weight:700;margin-bottom:10px}.large .tag{background:#f5b83d;color:var(--plum)}.content-card h3{font-size:21px;line-height:1.35;margin:2px 0 9px;color:var(--plum)}.large h3{color:#fff;font-size:28px}.content-card p{font-size:13px;color:var(--muted);margin:0 0 12px}.large p{color:#eadfe9}.card-link{font-size:13px;color:var(--orange);font-weight:700}.large .card-link{color:var(--gold)}
    .compare{background:#fff}.compare-panel{display:grid;grid-template-columns:1fr 70px 1fr;align-items:stretch;gap:18px}.compare-side{padding:30px;border-radius:18px;border:1px solid var(--line)}.compare-side.before{background:#faf5ef}.compare-side.after{background:#fff3df;border-color:#f3c87c}.compare-side h3{margin:0 0 20px;color:var(--plum)}.compare-side ul{list-style:none;margin:0;padding:0}.compare-side li{padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--muted)}.compare-side li:last-child{border:0}.compare-side li:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--coral);margin-right:10px}.after li:before{background:var(--mint)}.compare-arrow{align-self:center;width:54px;height:54px;border-radius:50%;background:var(--plum);color:var(--gold);display:grid;place-items:center;font-size:25px}
    .timeline{background:#f8efe7}.timeline-track{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:45px}.timeline-track:before{content:"";position:absolute;left:6%;right:6%;top:13px;height:2px;background:#d9b8a4}.milestone{position:relative;padding:42px 20px 0 0}.node{position:absolute;top:0;left:0;width:27px;height:27px;border-radius:50%;background:var(--orange);border:7px solid #f8efe7;box-shadow:0 0 0 2px var(--orange)}.milestone h3{font-size:18px;color:var(--plum);margin:18px 0 7px}.milestone p{font-size:13px;color:var(--muted);margin:0}.milestone .tag{background:#fff}
    .news{background:#fff}.news-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:25px}.feature-news{border-radius:20px;overflow:hidden;background:var(--plum);color:#fff}.feature-news img{height:250px;width:100%;object-fit:cover;opacity:.84}.feature-body{padding:25px}.feature-body h3{font-size:25px;line-height:1.35;margin:10px 0}.feature-body p{color:#e8dce7;font-size:14px}.news-list{display:flex;flex-direction:column;gap:13px}.news-item{padding:17px 18px;border:1px solid var(--line);border-radius:14px;background:var(--cream);display:grid;grid-template-columns:75px 1fr;gap:16px}.news-date{font-size:12px;color:var(--orange);font-weight:800}.news-item h3{font-size:16px;line-height:1.45;margin:0 0 4px;color:var(--plum)}.news-item p{font-size:12px;color:var(--muted);margin:0}
    .assurance{background:var(--plum);color:#fff}.assurance .section-head h2{color:#fff}.assurance .section-head p{color:#d8cad7}.check-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.check{border:1px solid rgba(255,255,255,.17);padding:24px;border-radius:15px;background:rgba(255,255,255,.06)}.check-icon{width:36px;height:36px;border-radius:10px;background:var(--gold);color:var(--plum);display:grid;place-items:center;font-weight:900;margin-bottom:18px}.check h3{font-size:17px;margin:0 0 8px;color:#fff}.check p{font-size:13px;color:#cdbdcb;margin:0}
    .quick{background:var(--sand)}.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.quick-item{padding:22px;background:#fff;border-radius:15px;border-left:4px solid var(--orange);box-shadow:var(--soft)}.quick-item b{display:block;color:var(--plum);font-size:16px;margin-bottom:7px}.quick-item span{font-size:13px;color:var(--muted)}
    .faq{background:#fff}.accordion{background:transparent;border:0}.accordion-item{border:1px solid var(--line);border-radius:13px;margin-bottom:12px;overflow:hidden}.accordion-title{color:var(--plum);font-weight:700;background:var(--cream);border:0;padding:19px 22px;font-size:15px}.accordion-title:hover{background:#fff2df;color:var(--orange)}.accordion-content{border:0;background:#fff;color:var(--muted);font-size:14px;padding:18px 22px}.accordion-title:before{color:var(--orange)}
    .contact{background:linear-gradient(120deg,#fff1d7,#f8eaf0);padding-bottom:100px}.contact-box{background:#fff;border-radius:24px;padding:42px;box-shadow:var(--shadow);display:grid;grid-template-columns:.85fr 1.15fr;gap:55px}.contact-box h2{color:var(--plum);font-size:34px;line-height:1.3;margin:12px 0}.contact-box p{color:var(--muted);font-size:14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-field.full{grid-column:1/-1}label{display:block;color:var(--plum);font-size:13px;font-weight:700;margin-bottom:6px}input,textarea,select{width:100%;border:1px solid var(--line);border-radius:10px;background:#fffaf7;padding:12px 13px;outline:0;color:var(--ink)}input:focus,textarea:focus,select:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(239,125,50,.15)}textarea{min-height:105px;resize:vertical}.form-note{font-size:12px;color:var(--muted);margin-top:12px}
    footer{background:#21182a;color:#cbbdca;padding:56px 0 25px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .8fr;gap:50px;padding-bottom:40px}.footer-brand{color:#fff;font-size:20px;font-weight:800;margin-bottom:13px}.footer-copy{font-size:13px;max-width:340px;color:#aa9baa}.footer-title{color:var(--gold);font-size:13px;font-weight:800;margin-bottom:14px}.footer-links a{display:block;font-size:13px;margin:9px 0;color:#cbbdca}.footer-links a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:12px;color:#958897;display:flex;justify-content:space-between}
    @media(max-width:900px){.main-nav{gap:14px}.nav-cta{padding:10px 13px}.hero-grid{gap:35px}.metric-grid,.check-grid{grid-template-columns:repeat(2,1fr)}.matrix-grid{grid-template-columns:1fr 1fr}.content-card.large{grid-row:span 2}.timeline-track{grid-template-columns:repeat(2,1fr);gap:30px}.timeline-track:before{display:none}.news-grid,.contact-box{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:640px){.container{padding:0 18px}.nav-wrap{height:66px}.brand-text{font-size:15px}.brand-mark{width:34px;height:34px}.main-nav,.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}.main-nav.open{display:flex;position:absolute;left:0;right:0;top:66px;padding:15px 20px;background:var(--cream);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;box-shadow:var(--soft)}.main-nav.open a{padding:12px 0}.main-nav.open a.active:after{display:none}.hero{padding:55px 0}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:39px}.hero-copy{font-size:15px}.hero-media{min-height:290px}.hero-image{height:300px}.hero-stamp{left:12px;bottom:15px}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:12px}.metric-grid,.check-grid,.quick-grid{grid-template-columns:1fr 1fr}.metric{padding:17px 14px}.metric strong{font-size:20px}.matrix-grid{display:flex;flex-direction:column}.content-card,.content-card.large{min-height:auto}.large .card-image{height:180px}.compare-panel{grid-template-columns:1fr;gap:10px}.compare-arrow{transform:rotate(90deg);margin:auto}.timeline-track{display:block;margin-top:25px}.milestone{padding:8px 0 25px 48px;border-left:2px solid #d9b8a4}.node{left:-14px;top:7px}.news-grid{gap:18px}.contact-box{padding:27px 20px;gap:25px}.contact-box h2{font-size:28px}.form-grid{grid-template-columns:1fr}.form-field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-top:8px}}