/* roulang page: index */
:root{--ink:#18212f;--muted:#697586;--paper:#f7f8fa;--white:#fff;--line:#e6eaf0;--orange:#e8754b;--coral:#f2a07d;--navy:#16283d;--mint:#dcefe9;--shadow:0 20px 60px rgba(28,43,65,.10);--radius:24px}
    *{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;letter-spacing:.01em}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}button,input{font:inherit}button{cursor:pointer;border:0}.container{width:min(1180px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:30;background:rgba(247,248,250,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,234,240,.8)}.nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}.logo{font-size:22px;font-weight:800;letter-spacing:-.06em;white-space:nowrap}.logo i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--orange);margin:0 7px 2px 2px}.search{height:42px;flex:1;max-width:370px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 14px;color:#9aa5b4;box-shadow:0 5px 18px rgba(30,50,70,.04)}.search svg{width:18px;margin-right:9px}.search input{border:0;outline:0;width:100%;color:var(--ink);background:transparent;font-size:13px}.nav-links{display:flex;gap:18px;align-items:center;margin-left:auto}.nav-links a{font-size:13px;color:var(--muted);padding:7px 3px;white-space:nowrap;transition:.25s}.nav-links a:hover,.nav-links a.active{color:var(--orange)}.nav-toggle{display:none;background:none;font-size:24px}.hero{min-height:610px;display:flex;align-items:center;position:relative;overflow:hidden;background:var(--navy) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;color:#fff}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,33,51,.94) 0%,rgba(17,33,51,.72) 48%,rgba(17,33,51,.25));}.hero-inner{position:relative;z-index:1;padding:86px 0 76px}.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase}.eyebrow:before{content:"";width:25px;height:1px;background:var(--coral)}h1{font-size:clamp(42px,6vw,76px);line-height:1.1;letter-spacing:-.07em;max-width:760px;margin:22px 0}.hero p{max-width:630px;color:#dbe2eb;font-size:17px;line-height:2}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:13px;font-weight:700;font-size:14px;transition:.25s;border:1px solid transparent}.btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 22px rgba(232,117,75,.25)}.btn-primary:hover{background:#d9633c;transform:translateY(-2px)}.btn-light{background:#fff;color:var(--navy)}.btn-light:hover{background:#fbe5dc;transform:translateY(-2px)}.btn-outline{border-color:var(--line);color:var(--ink);background:#fff}.btn-outline:hover{border-color:var(--orange);color:var(--orange)}.hero-board{position:absolute;right:5%;bottom:72px;z-index:2;width:285px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.26);border-radius:22px;padding:22px;backdrop-filter:blur(15px)}.board-top{display:flex;justify-content:space-between;color:#dbe2eb;font-size:12px}.live-dot{color:#ffb49a}.live-dot:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#ff7857;margin-right:6px}.countdown{display:flex;gap:9px;margin:21px 0}.timebox{background:rgba(255,255,255,.14);border-radius:10px;padding:8px 10px;text-align:center;flex:1}.timebox strong{display:block;font-size:24px;line-height:1.2}.timebox small{font-size:10px;color:#cbd4df}.section{padding:94px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}.section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.05em}.section-head p{max-width:520px;color:var(--muted);font-size:15px}.kicker{font-size:12px;color:var(--orange);font-weight:800;letter-spacing:.15em;margin-bottom:11px}.metrics{background:#fff;border-bottom:1px solid var(--line);padding:28px 0}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.metric{padding:10px 20px;border-left:1px solid var(--line)}.metric strong{font-size:34px;letter-spacing:-.06em}.metric span{display:block;color:var(--muted);font-size:13px}.news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:35px}.news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.news-item{display:grid;grid-template-columns:92px 1fr 90px;gap:20px;padding:24px 27px;border-bottom:1px solid var(--line);align-items:center}.news-item:last-child{border:0}.news-date{font-size:12px;color:var(--orange);font-weight:700}.news-item h3{font-size:17px;margin-bottom:4px}.news-item p{color:var(--muted);font-size:13px;line-height:1.7}.more{font-size:12px;color:var(--orange);font-weight:700;white-space:nowrap}.feature{border-radius:var(--radius);overflow:hidden;background:var(--navy);color:#fff;min-height:100%;position:relative}.feature img{height:100%;width:100%;object-fit:cover;opacity:.55}.feature-content{position:absolute;inset:auto 25px 25px}.feature h3{font-size:26px;line-height:1.3;margin:10px 0}.services{background:#eef3f2}.service-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.service-card{background:#fff;border-radius:var(--radius);padding:30px;border:1px solid var(--line);transition:.25s}.service-card:hover,.topic:hover,.quote:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.service-card.large{grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;min-height:425px;background:var(--navy);color:#fff}.service-card.large p{color:#cbd7e1}.service-card h3{font-size:25px;line-height:1.35;margin:13px 0}.service-card p{font-size:14px;color:var(--muted)}.service-small{display:grid;grid-template-columns:1fr 1fr;gap:20px}.service-small .service-card{min-height:202px}.icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#fff0e9;color:var(--orange);font-weight:800}.topics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.topic{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.25s}.topic img{height:160px;width:100%;object-fit:cover}.topic div{padding:19px}.topic h3{font-size:17px}.topic p{font-size:13px;color:var(--muted);margin-top:5px}.process{background:var(--navy);color:#fff}.process .section-head p{color:#bdc9d6}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.step{padding:22px 28px;border-left:1px solid rgba(255,255,255,.18);position:relative}.step:first-child{border:0}.step b{font-size:42px;color:var(--coral);letter-spacing:-.08em}.step h3{font-size:18px;margin:12px 0 8px}.step p{font-size:13px;color:#becbd7}.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}.compare-box{border-radius:var(--radius);padding:32px;background:#fff;border:1px solid var(--line)}.compare-box.highlight{background:#fff0e9;border-color:#f6c0a9}.compare-box h3{font-size:23px;margin-bottom:20px}.check-list{list-style:none}.check-list li{padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.check-list li:before{content:"✓";color:var(--orange);font-weight:800;margin-right:11px}.app-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}.app-visual{min-height:330px;border-radius:30px;background:url('/assets/images/coverpic/cover-8.webp') center/cover;position:relative}.app-visual:after{content:"PA真人 · 随时关注新动态";position:absolute;bottom:24px;left:24px;color:#fff;font-size:21px;font-weight:800}.app-copy p{color:var(--muted);font-size:15px;margin:17px 0 22px}.trust{background:#fff}.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.trust-card{padding:28px;border:1px solid var(--line);border-radius:20px}.trust-card strong{font-size:36px;color:var(--orange)}.trust-card h3{margin:8px 0}.trust-card p{font-size:13px;color:var(--muted)}.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.quote{background:#fff;border:1px solid var(--line);padding:27px;border-radius:22px;transition:.25s}.quote p{font-size:15px;line-height:1.9}.quote small{display:block;color:var(--muted);margin-top:20px}.campaign{background:#f5e3db}.campaign-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}.campaign h2{font-size:clamp(28px,4vw,46px);max-width:610px;line-height:1.25}.campaign p{color:#765e54;max-width:580px;margin-top:14px}.faq-list{max-width:850px;margin:auto}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin:12px 0;padding:0 22px}.faq-list summary{padding:21px 0;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between}.faq-list summary:after{content:"+";color:var(--orange);font-size:23px}.faq-list details[open] summary:after{content:"−"}.faq-list details p{color:var(--muted);font-size:14px;padding:0 0 22px;max-width:730px}.about{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.about img{height:400px;width:100%;object-fit:cover;border-radius:28px}.about p{color:var(--muted);font-size:15px;margin:14px 0}.form-section{background:var(--navy);color:#fff}.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:start}.form-wrap p{color:#c5d0dc;margin-top:15px}.lead-form{background:#fff;color:var(--ink);padding:30px;border-radius:24px;display:grid;gap:14px}.lead-form label{font-size:13px;font-weight:700}.lead-form input,.lead-form textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:12px;outline:none}.lead-form input:focus,.lead-form textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,117,75,.12)}.lead-form textarea{min-height:90px;resize:vertical}.form-note{font-size:12px!important;color:var(--muted)!important}.site-footer{background:#101d2c;color:#aebdcb;padding:55px 0 25px}.footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.13)}.footer-brand{color:#fff;font-size:21px;font-weight:800}.footer-brand p{color:#8fa0b0;font-size:13px;font-weight:400;max-width:360px;margin-top:13px}.footer-links{display:flex;gap:22px;align-items:start}.footer-links a{font-size:13px;transition:.2s}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;font-size:12px}.footer-bottom span{margin-right:15px}.float-bar{position:fixed;right:22px;bottom:22px;z-index:20;background:var(--orange);color:#fff;padding:12px 18px;border-radius:30px;font-size:13px;font-weight:700;box-shadow:0 10px 28px rgba(232,117,75,.3)}:focus-visible{outline:3px solid #f4b29a;outline-offset:3px}
    @media(max-width:1024px){.hero-board{right:3%;width:250px}.topics{grid-template-columns:repeat(2,1fr)}.nav-links{gap:10px}.form-wrap{gap:35px}}
    @media(max-width:768px){.container{width:min(100% - 30px,600px)}.nav-wrap{min-height:68px;flex-wrap:wrap}.search{order:3;max-width:none;flex-basis:100%;margin-bottom:12px}.nav-links{display:none;width:100%;order:4;flex-direction:column;align-items:stretch;background:#fff;padding:10px 15px;border-radius:15px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-toggle{display:block;margin-left:auto}.hero{min-height:680px}.hero-inner{padding-top:75px}.hero-board{position:relative;right:auto;bottom:auto;margin-top:35px;width:100%;max-width:330px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric{padding:7px 15px}.section{padding:68px 0}.section-head,.campaign-inner{display:block}.section-head p{margin-top:12px}.news-layout,.service-grid,.app-section,.about,.form-wrap{grid-template-columns:1fr}.feature{min-height:300px}.service-card.large{min-height:350px}.steps{grid-template-columns:repeat(2,1fr);gap:15px}.step{border:0;border-top:1px solid rgba(255,255,255,.18);padding:18px}.trust-grid,.quotes{grid-template-columns:1fr}.about img{height:300px}.footer-top,.footer-bottom{display:block}.footer-links{margin-top:25px;flex-wrap:wrap}.footer-bottom span{display:block;margin:6px 0}}
    @media(max-width:520px){h1{font-size:43px}.hero p{font-size:15px}.hero-actions .btn{width:100%}.news-item{grid-template-columns:1fr;gap:5px;padding:20px}.news-item .more{display:inline-block;margin-top:7px}.topics{grid-template-columns:1fr}.topic img{height:190px}.service-small{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.compare{grid-template-columns:1fr}.campaign .btn{margin-top:24px;width:100%}.float-bar{right:12px;bottom:12px}.footer-links{gap:14px}}

/* roulang page: category3 */
:root{--ink:#18212f;--muted:#697586;--paper:#f7f8fa;--white:#fff;--line:#e6eaf0;--orange:#e8754b;--coral:#f2a07d;--navy:#16283d;--mint:#dcefe9;--shadow:0 20px 60px rgba(28,43,65,.10);--radius:24px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(247,248,250,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,234,240,.8)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}
    .logo{font-size:22px;font-weight:800;letter-spacing:-.06em;white-space:nowrap}
    .logo i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--orange);margin:0 7px 2px 2px}
    .search{height:42px;flex:1;max-width:370px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 14px;color:#9aa5b4;box-shadow:0 5px 18px rgba(30,50,70,.04)}
    .search svg{width:18px;margin-right:9px}
    .search input{border:0;outline:0;width:100%;color:var(--ink);background:transparent;font-size:13px}
    .nav-links{display:flex;gap:18px;align-items:center;margin-left:auto}
    .nav-links a{font-size:13px;color:var(--muted);padding:7px 3px;white-space:nowrap;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--orange)}
    .nav-toggle{display:none;background:none;font-size:24px;color:var(--navy)}
    .hero{position:relative;overflow:hidden;background:var(--navy) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}
    .hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,33,51,.96),rgba(17,33,51,.72) 58%,rgba(17,33,51,.38))}
    .hero-inner{position:relative;z-index:1;padding:92px 0 86px;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:12px;font-weight:700;letter-spacing:.13em}
    .eyebrow:before{content:"";width:25px;height:1px;background:var(--coral)}
    h1,h2,h3,p{margin-top:0}
    .hero h1{font-size:clamp(42px,6vw,76px);line-height:1.1;letter-spacing:-.07em;margin:18px 0 24px;max-width:650px}
    .hero p{max-width:650px;color:#dbe2eb;font-size:17px;line-height:2}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:13px;font-weight:700;font-size:14px;transition:.25s;border:1px solid transparent}
    .btn:focus,.search input:focus,.lead-form input:focus,.lead-form textarea:focus{outline:3px solid rgba(232,117,75,.25);outline-offset:2px}
    .btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 22px rgba(232,117,75,.25)}
    .btn-primary:hover{background:#d9633c;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--navy)}
    .btn-light:hover{background:#fbe5dc;transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--ink);background:#fff}
    .btn-outline:hover{border-color:var(--orange);color:var(--orange)}
    .hero-board{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.25);border-radius:22px;padding:24px;backdrop-filter:blur(15px);box-shadow:0 25px 70px rgba(0,0,0,.12)}
    .board-top{display:flex;justify-content:space-between;align-items:center;color:#dbe2eb;font-size:12px;margin-bottom:22px}
    .status{display:inline-flex;align-items:center;gap:7px;color:#bce4d7}
    .status:before{content:"";width:7px;height:7px;border-radius:50%;background:#8fe0c1;box-shadow:0 0 0 5px rgba(143,224,193,.12)}
    .icon-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .matrix-item{min-height:83px;border:1px solid rgba(255,255,255,.18);border-radius:15px;padding:13px;background:rgba(255,255,255,.07)}
    .matrix-item b{display:block;font-size:22px;color:#fff;margin-bottom:3px}
    .matrix-item span{font-size:11px;color:#c9d4df}
    .section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.2;letter-spacing:-.06em;margin-bottom:0}
    .section-head p{max-width:520px;color:var(--muted);font-size:15px;margin-bottom:2px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;transition:.25s}
    .metric:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .metric strong{font-size:38px;letter-spacing:-.06em;color:var(--orange);display:block;line-height:1.1}
    .metric span{display:block;margin-top:10px;font-size:13px;color:var(--muted)}
    .service-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}
    .service-intro{border-radius:var(--radius);padding:36px;background:var(--navy);color:#fff;min-height:430px;display:flex;flex-direction:column;justify-content:space-between}
    .service-intro h3{font-size:30px;line-height:1.35;margin:16px 0}
    .service-intro p{color:#cbd7e1;font-size:14px}
    .service-intro img{height:130px;width:100%;object-fit:cover;border-radius:17px;opacity:.78;margin-top:25px}
    .service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .service-card{background:#fff;border-radius:var(--radius);padding:28px;border:1px solid var(--line);transition:.25s}
    .service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .service-card .number{color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.12em}
    .service-card h3{font-size:21px;line-height:1.4;margin:13px 0 8px}
    .service-card p{font-size:14px;color:var(--muted);margin-bottom:0}
    .service-card ul{padding:0;margin:17px 0 0;list-style:none;color:var(--muted);font-size:13px}
    .service-card li{padding:6px 0;border-top:1px solid var(--line)}
    .service-card li:before{content:"＋";color:var(--orange);margin-right:7px}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section .section-head p{color:#bdc9d6}
    .experience{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .experience-card{position:relative;min-height:390px;border-radius:var(--radius);overflow:hidden;background:#243950}
    .experience-card img{width:100%;height:100%;object-fit:cover;opacity:.58;transition:.4s}
    .experience-card:hover img{transform:scale(1.04);opacity:.7}
    .experience-copy{position:absolute;inset:auto 28px 25px}
    .experience-copy h3{font-size:28px;line-height:1.3;margin:10px 0}
    .experience-copy p{font-size:14px;color:#d9e2ea;margin-bottom:0}
    .comparison{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
    .compare-card.highlight{background:var(--mint);border-color:#c6e2d9}
    .compare-card h3{font-size:22px;margin-bottom:18px}
    .compare-row{display:flex;justify-content:space-between;gap:20px;padding:13px 0;border-bottom:1px solid rgba(24,33,47,.1);font-size:14px}
    .compare-row:last-child{border-bottom:0}
    .compare-row span:first-child{color:var(--muted)}
    .compare-row span:last-child{font-weight:700;text-align:right}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:27px 22px 10px 0;border-right:1px solid var(--line);margin-right:22px;min-height:185px}
    .step:last-child{border-right:0;margin-right:0}
    .step b{font-size:13px;color:var(--orange);letter-spacing:.12em}
    .step h3{font-size:19px;margin:14px 0 7px}
    .step p{font-size:13px;color:var(--muted);margin-bottom:0}
    .split-section{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
    .split-section img{height:430px;width:100%;object-fit:cover;border-radius:28px}
    .check-list{list-style:none;padding:0;margin:25px 0 0}
    .check-list li{padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
    .check-list li:before{content:"✓";color:var(--orange);font-weight:800;margin-right:11px}
    .trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .trust-card{background:#fff;padding:28px;border:1px solid var(--line);border-radius:20px}
    .trust-card strong{font-size:33px;color:var(--orange);display:block}
    .trust-card h3{margin:8px 0;font-size:18px}
    .trust-card p{font-size:13px;color:var(--muted);margin-bottom:0}
    .faq-list{max-width:850px;margin:auto}
    .faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin:12px 0;padding:0 22px}
    .faq-list summary{padding:21px 0;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px}
    .faq-list summary::-webkit-details-marker{display:none}
    .faq-list summary:after{content:"+";color:var(--orange);font-size:23px;line-height:1}
    .faq-list details[open] summary:after{content:"−"}
    .faq-list details p{color:var(--muted);font-size:14px;padding:0 0 22px;max-width:730px;margin-bottom:0}
    .form-section{background:var(--navy);color:#fff}
    .form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:start}
    .form-wrap h2{font-size:clamp(30px,4vw,50px);line-height:1.2;letter-spacing:-.06em}
    .form-wrap p{color:#c5d0dc;margin-top:15px}
    .lead-form{background:#fff;color:var(--ink);padding:30px;border-radius:24px;display:grid;gap:14px}
    .lead-form label{font-size:13px;font-weight:700}
    .lead-form input,.lead-form textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:12px;outline:none}
    .lead-form textarea{min-height:100px;resize:vertical}
    .form-note{font-size:12px!important;color:var(--muted)!important;margin:0!important}
    .site-footer{background:#101f31;color:#dce4ec;padding:48px 0 25px}
    .footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer-brand{font-size:22px;font-weight:800}
    .footer-brand p{font-size:13px;font-weight:400;color:#9eacba;margin:10px 0 0;max-width:330px}
    .footer-links{display:flex;flex-wrap:wrap;gap:13px 23px;align-items:flex-start;justify-content:flex-end}
    .footer-links a,.footer-bottom a{font-size:13px;color:#aebbc7;transition:.2s}
    .footer-links a:hover,.footer-bottom a:hover{color:var(--coral)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;flex-wrap:wrap;color:#91a0ae;font-size:12px}
    .footer-bottom span{margin-right:18px}
    @media(max-width:1024px){
      .nav-wrap{gap:16px}.nav-links{gap:11px}
      .hero-inner{gap:35px}.metric-grid{grid-template-columns:repeat(2,1fr)}
      .form-wrap{gap:35px}.split-section{gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,620px)}
      .nav-wrap{min-height:68px;position:relative}.search{order:2;max-width:none}
      .nav-toggle{display:block;order:3}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);border:1px solid var(--line);border-radius:0 0 18px 18px;padding:14px 18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:2px}
      .nav-links.open{display:flex}.nav-links a{padding:10px 4px}
      .hero-inner,.service-layout,.split-section,.form-wrap{grid-template-columns:1fr}
      .hero-inner{padding:70px 0 65px}.hero h1{font-size:47px}.hero-board{max-width:460px}
      .section{padding:68px 0}.section-head{display:block;margin-bottom:27px}.section-head p{margin-top:15px}
      .service-intro{min-height:auto}.experience{grid-template-columns:1fr}.experience-card{min-height:330px}
      .comparison{grid-template-columns:1fr}.steps{grid-template-columns:repeat(2,1fr);border-top:0;gap:15px}.step{border:1px solid var(--line);border-radius:16px;padding:20px;margin:0;min-height:160px}
      .trust-grid{grid-template-columns:1fr}.split-section img{height:330px}
      .footer-top{display:block}.footer-links{justify-content:flex-start;margin-top:28px}
    }
    @media(max-width:520px){
      .container{width:calc(100% - 28px)}.logo{font-size:20px}.search{height:39px}
      .hero h1{font-size:39px}.hero p{font-size:15px}.hero-actions .btn{width:100%}
      .metric-grid,.service-grid{grid-template-columns:1fr}.metric strong{font-size:32px}
      .experience-card{min-height:290px}.experience-copy h3{font-size:23px}
      .steps{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom div{margin-bottom:12px}.footer-bottom span{display:block;margin:4px 0}
    }

/* roulang page: category4 */
:root{--ink:#18212f;--muted:#697586;--paper:#f7f8fa;--white:#fff;--line:#e6eaf0;--orange:#e8754b;--coral:#f2a07d;--navy:#16283d;--mint:#dcefe9;--shadow:0 20px 60px rgba(28,43,65,.10);--radius:24px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(247,248,250,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,234,240,.8)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}
    .logo{font-size:22px;font-weight:800;letter-spacing:-.06em;white-space:nowrap}
    .logo i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--orange);margin:0 7px 2px 2px}
    .search{height:42px;flex:1;max-width:370px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 14px;color:#9aa5b4;box-shadow:0 5px 18px rgba(30,50,70,.04)}
    .search svg{width:18px;margin-right:9px}
    .search input{border:0;outline:0;width:100%;color:var(--ink);background:transparent;font-size:13px}
    .nav-links{display:flex;gap:18px;align-items:center;margin-left:auto}
    .nav-links a{font-size:13px;color:var(--muted);padding:7px 3px;white-space:nowrap;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--orange)}
    .nav-toggle{display:none;background:none;font-size:24px;color:var(--navy)}
    .hero{min-height:535px;display:flex;align-items:center;position:relative;overflow:hidden;background:var(--navy) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}
    .hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,33,51,.95),rgba(17,33,51,.72) 52%,rgba(17,33,51,.22))}
    .hero-inner{position:relative;z-index:1;padding:82px 0 72px}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:12px;font-weight:700;letter-spacing:.13em}
    .eyebrow:before{content:"";width:25px;height:1px;background:var(--coral)}
    h1{font-size:clamp(42px,6vw,76px);line-height:1.08;letter-spacing:-.07em;max-width:720px;margin:18px 0 22px}
    .hero p{max-width:640px;color:#dbe2eb;font-size:17px;line-height:2}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:13px;font-weight:700;font-size:14px;transition:.25s;border:1px solid transparent}
    .btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 22px rgba(232,117,75,.25)}
    .btn-primary:hover{background:#d9633c;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--navy)}
    .btn-light:hover{background:#fbe5dc;transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--ink);background:#fff}
    .btn-outline:hover{border-color:var(--orange);color:var(--orange)}
    .hero-board{position:absolute;right:5%;bottom:62px;z-index:2;width:285px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.26);border-radius:22px;padding:22px;backdrop-filter:blur(15px)}
    .board-label{font-size:12px;color:#cfd9e3}
    .board-number{font-size:42px;font-weight:800;line-height:1.1;margin:12px 0 5px}
    .board-line{height:1px;background:rgba(255,255,255,.22);margin:18px 0}
    .board-foot{display:flex;justify-content:space-between;color:#d7e0e7;font-size:12px}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:36px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.18;letter-spacing:-.06em;margin:0}
    .section-head p{max-width:520px;color:var(--muted);font-size:15px;margin:0}
    .coupon-section{margin-top:-1px;background:#fff;border-bottom:1px solid var(--line)}
    .coupon-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:stretch}
    .coupon-main{position:relative;overflow:hidden;min-height:330px;padding:38px;border-radius:28px;background:var(--navy);color:#fff}
    .coupon-main:before{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(242,160,125,.35);border-radius:50%;right:-80px;top:-70px}
    .coupon-main:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(242,160,125,.25);border-radius:50%;right:20px;bottom:-100px}
    .coupon-main>*{position:relative;z-index:1}
    .coupon-kicker{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.16em}
    .coupon-main h2{font-size:38px;letter-spacing:-.06em;line-height:1.2;margin:15px 0 12px}
    .coupon-main p{color:#d5dfe8;max-width:480px;font-size:15px}
    .coupon-price{display:flex;align-items:baseline;gap:8px;margin:25px 0 20px}
    .coupon-price strong{font-size:62px;line-height:1;color:var(--coral);letter-spacing:-.08em}
    .coupon-price span{color:#d5dfe8;font-size:13px}
    .coupon-side{padding:30px;background:var(--mint);border-radius:28px;display:flex;flex-direction:column;justify-content:space-between}
    .coupon-side h3{font-size:23px;line-height:1.4;margin:0 0 12px}
    .coupon-side p{font-size:14px;color:#526a68}
    .coupon-rule{list-style:none;padding:0;margin:18px 0 0}
    .coupon-rule li{font-size:13px;color:#48615f;border-bottom:1px solid rgba(82,106,104,.18);padding:9px 0}
    .coupon-rule li:before{content:"＋";color:var(--orange);margin-right:8px;font-weight:800}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px;transition:.25s}
    .metric:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .metric strong{font-size:36px;letter-spacing:-.06em;color:var(--orange);display:block;line-height:1.1}
    .metric span{font-size:13px;color:var(--muted);display:block;margin-top:10px}
    .story-feature{display:grid;grid-template-columns:.95fr 1.05fr;background:#fff;border:1px solid var(--line);border-radius:28px;overflow:hidden}
    .story-feature img{width:100%;height:100%;min-height:390px;object-fit:cover}
    .story-copy{padding:42px}
    .story-copy h3{font-size:31px;line-height:1.3;letter-spacing:-.05em;margin:13px 0 16px}
    .story-copy p{color:var(--muted);font-size:15px}
    .story-meta{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0}
    .pill{padding:7px 12px;border-radius:99px;background:#fbe7df;color:#b65334;font-size:12px;font-weight:700}
    .story-points{border-top:1px solid var(--line);margin-top:25px;padding-top:15px;display:grid;grid-template-columns:1fr 1fr;gap:0 20px}
    .story-points div{padding:11px 0;border-bottom:1px solid var(--line);font-size:13px}
    .story-points b{color:var(--orange);margin-right:7px}
    .story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .story-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;transition:.25s}
    .story-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
    .story-card img{height:190px;width:100%;object-fit:cover}
    .story-card-body{padding:23px}
    .story-card h3{font-size:20px;line-height:1.4;margin:10px 0}
    .story-card p{font-size:13px;color:var(--muted);line-height:1.8;margin:0 0 17px}
    .text-link{font-size:13px;color:var(--orange);font-weight:800}
    .text-link:after{content:"  →";transition:.2s}
    .text-link:hover:after{margin-left:5px}
    .split-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}
    .split-section img{height:410px;width:100%;object-fit:cover;border-radius:28px}
    .number-list{counter-reset:item;list-style:none;padding:0;margin:0}
    .number-list li{counter-increment:item;display:grid;grid-template-columns:44px 1fr;gap:15px;padding:17px 0;border-bottom:1px solid var(--line)}
    .number-list li:before{content:"0" counter(item);color:var(--orange);font-weight:800;font-size:14px;padding-top:3px}
    .number-list h3{font-size:17px;margin:0 0 4px}
    .number-list p{font-size:13px;color:var(--muted);margin:0}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-card{border-radius:24px;padding:31px;background:#fff;border:1px solid var(--line)}
    .compare-card.highlight{background:var(--navy);color:#fff;border-color:var(--navy)}
    .compare-card h3{font-size:24px;margin:0 0 22px}
    .compare-card p{font-size:14px;color:var(--muted)}
    .compare-card.highlight p{color:#c8d3de}
    .compare-list{list-style:none;padding:0;margin:18px 0 0}
    .compare-list li{padding:12px 0;border-top:1px solid var(--line);font-size:13px}
    .highlight .compare-list li{border-color:rgba(255,255,255,.16)}
    .compare-list li:before{content:"✓";color:var(--orange);font-weight:800;margin-right:9px}
    .quote-strip{background:var(--mint);border-radius:28px;padding:42px 48px;display:grid;grid-template-columns:1fr .85fr;gap:50px;align-items:center}
    .quote-strip blockquote{font-size:27px;line-height:1.5;letter-spacing:-.04em;margin:0}
    .quote-strip cite{display:block;color:#59716e;font-size:13px;font-style:normal;margin-top:16px}
    .quote-stats{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .quote-stat{background:rgba(255,255,255,.65);padding:18px;border-radius:16px}
    .quote-stat strong{font-size:27px;color:var(--orange);display:block}
    .quote-stat span{color:#59716e;font-size:12px}
    .faq-list{max-width:850px;margin:auto}
    .faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin:12px 0;padding:0 22px}
    .faq-list summary{padding:21px 0;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between}
    .faq-list summary:after{content:"+";color:var(--orange);font-size:23px}
    .faq-list details[open] summary:after{content:"−"}
    .faq-list details p{color:var(--muted);font-size:14px;padding:0 0 22px;max-width:730px;margin:0}
    .form-section{background:var(--navy);color:#fff}
    .form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:start}
    .form-wrap h2{font-size:clamp(30px,4vw,48px);line-height:1.2;letter-spacing:-.06em;margin:0}
    .form-wrap p{color:#c5d0dc;margin-top:15px}
    .lead-form{background:#fff;color:var(--ink);padding:30px;border-radius:24px;display:grid;gap:14px}
    .lead-form label{font-size:13px;font-weight:700}
    .lead-form input,.lead-form textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:12px;outline:none}
    .lead-form input:focus,.lead-form textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,117,75,.12)}
    .lead-form textarea{min-height:90px;resize:vertical}
    .form-note{font-size:12px!important;color:var(--muted)!important;margin:0!important}
    .site-footer{background:#101f31;color:#dce4eb;padding:48px 0 24px}
    .footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    .footer-brand{font-size:21px;font-weight:800}
    .footer-brand p{font-size:13px;font-weight:400;color:#98a8b7;max-width:310px;margin:8px 0 0}
    .footer-links{display:flex;flex-wrap:wrap;gap:17px;align-content:start;justify-content:flex-end}
    .footer-links a,.footer-bottom a{color:#aebdca;font-size:13px;transition:.2s}
    .footer-links a:hover,.footer-bottom a:hover{color:var(--coral)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#91a1b1;font-size:12px}
    .footer-bottom span{margin-right:18px}
    :focus-visible{outline:3px solid rgba(232,117,75,.45);outline-offset:3px}
    .toast{position:fixed;right:22px;bottom:22px;background:var(--navy);color:#fff;padding:13px 18px;border-radius:12px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transform:translateY(12px);transition:.25s;z-index:60;font-size:13px}
    .toast.show{opacity:1;transform:none}
    @media(max-width:1024px){.nav-wrap{gap:16px}.nav-links{gap:11px}.hero-board{right:3%;width:250px}.split-section{gap:35px}}
    @media(max-width:768px){.container{width:min(100% - 30px,620px)}.nav-wrap{min-height:68px;flex-wrap:wrap}.search{order:3;max-width:none;flex-basis:100%;margin-bottom:12px}.nav-links{display:none;position:absolute;left:15px;right:15px;top:68px;background:#fff;padding:15px;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:2px}.nav-links.open{display:flex}.nav-links a{padding:10px 12px}.nav-toggle{display:block;margin-left:auto}.hero{min-height:640px}.hero-board{position:relative;right:auto;bottom:auto;margin-top:35px;width:100%;max-width:330px}.hero-inner{padding:58px 0}.coupon-layout,.story-feature,.split-section,.form-wrap,.compare,.quote-strip{grid-template-columns:1fr}.section{padding:65px 0}.metric-grid{grid-template-columns:1fr 1fr}.story-grid{grid-template-columns:1fr}.story-feature img{min-height:260px}.story-copy{padding:28px}.quote-strip{padding:30px}.footer-top,.footer-bottom{flex-direction:column}.footer-links{justify-content:flex-start}}
    @media(max-width:520px){h1{font-size:43px}.metric-grid{grid-template-columns:1fr}.coupon-main{padding:28px}.coupon-main h2{font-size:31px}.coupon-price strong{font-size:52px}.story-points{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:14px}.quote-strip blockquote{font-size:22px}.footer-bottom span{display:block;margin:5px 0}}

/* roulang page: category5 */
:root{--ink:#18212f;--muted:#697586;--paper:#f7f8fa;--white:#fff;--line:#e6eaf0;--orange:#e8754b;--coral:#f2a07d;--navy:#16283d;--mint:#dcefe9;--shadow:0 20px 60px rgba(28,43,65,.10);--radius:24px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(247,248,250,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,234,240,.8)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}
    .logo{font-size:22px;font-weight:800;letter-spacing:-.06em;white-space:nowrap}
    .logo i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--orange);margin:0 7px 2px 2px}
    .search{height:42px;flex:1;max-width:370px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 14px;color:#9aa5b4;box-shadow:0 5px 18px rgba(30,50,70,.04)}
    .search svg{width:18px;margin-right:9px}
    .search input{border:0;outline:0;width:100%;color:var(--ink);background:transparent;font-size:13px}
    .nav-links{display:flex;gap:18px;align-items:center;margin-left:auto}
    .nav-links a{font-size:13px;color:var(--muted);padding:7px 3px;white-space:nowrap;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--orange)}
    .nav-toggle{display:none;background:none;font-size:24px;color:var(--navy)}
    .hero{position:relative;overflow:hidden;background:var(--navy) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}
    .hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,33,51,.96),rgba(17,33,51,.74) 54%,rgba(17,33,51,.28))}
    .hero-inner{position:relative;z-index:1;min-height:570px;padding:78px 0 82px;display:grid;grid-template-columns:1fr 355px;gap:60px;align-items:center}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:12px;font-weight:700;letter-spacing:.13em}
    .eyebrow:before{content:"";width:25px;height:1px;background:var(--coral)}
    h1,h2,h3,p{margin-top:0}
    .hero h1{font-size:clamp(42px,6vw,76px);line-height:1.08;letter-spacing:-.07em;margin:18px 0 22px;max-width:730px}
    .hero p{max-width:650px;color:#dbe2eb;font-size:17px;line-height:2}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:13px;font-weight:700;font-size:14px;transition:.25s;border:1px solid transparent}
    .btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 22px rgba(232,117,75,.25)}
    .btn-primary:hover{background:#d9633c;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--navy)}
    .btn-light:hover{background:#fbe5dc;transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--ink);background:#fff}
    .btn-outline:hover{border-color:var(--orange);color:var(--orange)}
    .profile-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);border-radius:28px;padding:22px;backdrop-filter:blur(15px);box-shadow:0 20px 60px rgba(0,0,0,.16)}
    .profile-head{display:flex;align-items:center;gap:15px;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.2)}
    .avatar{width:64px;height:64px;border-radius:50%;object-fit:cover;border:3px solid rgba(255,255,255,.65)}
    .profile-card h3{margin:0;font-size:20px}
    .profile-card small{color:#cbd7e1}
    .profile-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:21px 0}
    .profile-meta strong{display:block;font-size:21px}
    .profile-meta span{font-size:11px;color:#cbd7e1}
    .profile-card .btn{width:100%}
    .section{padding:94px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}
    .section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.05em;margin-bottom:0}
    .section-head p{max-width:520px;color:var(--muted);font-size:15px;margin-bottom:0}
    .intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
    .intro-grid h2{font-size:38px;line-height:1.25;letter-spacing:-.05em}
    .intro-grid p{color:var(--muted);font-size:15px}
    .intro-image{position:relative}
    .intro-image img{width:100%;height:390px;object-fit:cover;border-radius:28px}
    .image-note{position:absolute;right:18px;bottom:18px;background:#fff;padding:14px 18px;border-radius:15px;box-shadow:var(--shadow);font-size:13px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px;transition:.25s}
    .metric:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .metric strong{display:block;font-size:36px;line-height:1;color:var(--orange);margin-bottom:10px}
    .metric span{font-size:13px;color:var(--muted)}
    .story-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:20px}
    .story-feature{min-height:485px;position:relative;border-radius:var(--radius);overflow:hidden;color:#fff;background:var(--navy)}
    .story-feature img{width:100%;height:100%;object-fit:cover;opacity:.62}
    .story-feature:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(10,25,42,.92))}
    .story-content{position:absolute;z-index:1;left:30px;right:30px;bottom:28px}
    .story-content h3{font-size:29px;line-height:1.3;margin:12px 0}
    .story-content p{color:#d8e0e8;font-size:14px;margin-bottom:0}
    .story-side{display:grid;gap:20px}
    .story-mini{display:grid;grid-template-columns:145px 1fr;min-height:232px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .story-mini img{width:100%;height:100%;object-fit:cover}
    .story-mini div{padding:24px}
    .story-mini h3{font-size:19px;line-height:1.4;margin:10px 0}
    .story-mini p{font-size:13px;color:var(--muted);line-height:1.7}
    .quote-section{background:var(--mint)}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .quote{background:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.8);padding:28px;border-radius:22px;transition:.25s}
    .quote p{font-size:16px;line-height:1.9}
    .quote footer{font-size:13px;color:var(--muted)}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .matrix-item{padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .matrix-item b{display:block;font-size:17px;margin-bottom:6px}
    .matrix-item span{font-size:13px;color:var(--muted)}
    .comparison{background:var(--navy);color:#fff}
    .comparison .section-head p{color:#bdc9d6}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-card{padding:30px;border-radius:22px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.07)}
    .compare-card.highlight{background:#fff;color:var(--ink)}
    .compare-card h3{font-size:23px;margin-bottom:20px}
    .check-list{list-style:none;padding:0;margin:0}
    .check-list li{padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
    .comparison .check-list li{border-color:rgba(255,255,255,.15);color:#d5dfe9}
    .compare-card.highlight .check-list li{color:var(--ink)}
    .check-list li:before{content:"✓";color:var(--orange);font-weight:800;margin-right:11px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{position:relative;padding:24px 20px;border-top:2px solid var(--orange)}
    .step-no{font-size:13px;color:var(--orange);font-weight:800}
    .step h3{font-size:18px;margin:11px 0 7px}
    .step p{font-size:13px;color:var(--muted);margin-bottom:0}
    .faq-list{max-width:850px;margin:auto}
    .faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin:12px 0;padding:0 22px}
    .faq-list summary{padding:21px 0;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between}
    .faq-list summary:after{content:"+";color:var(--orange);font-size:23px}
    .faq-list details[open] summary:after{content:"−"}
    .faq-list details p{color:var(--muted);font-size:14px;padding:0 0 22px;max-width:730px}
    .form-section{background:var(--navy);color:#fff}
    .form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:start}
    .form-wrap h2{font-size:42px;line-height:1.25;letter-spacing:-.05em}
    .form-wrap p{color:#c5d0dc;margin-top:15px}
    .lead-form{background:#fff;color:var(--ink);padding:30px;border-radius:24px;display:grid;gap:14px}
    .lead-form label{font-size:13px;font-weight:700}
    .lead-form input,.lead-form textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:12px;outline:none}
    .lead-form input:focus,.lead-form textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,117,75,.12)}
    .lead-form textarea{min-height:90px;resize:vertical}
    .form-note{font-size:12px!important;color:var(--muted)!important}
    .site-footer{padding:42px 0 25px;background:#101f31;color:#dbe2eb}
    .footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer-brand{font-size:21px;font-weight:800}
    .footer-brand p{font-size:13px;font-weight:400;color:#aebdca;margin:8px 0 0}
    .footer-links{display:flex;flex-wrap:wrap;gap:18px;align-content:start;justify-content:flex-end}
    .footer-links a,.footer-bottom a{font-size:13px;color:#b9c6d2;transition:.2s}
    .footer-links a:hover,.footer-bottom a:hover{color:var(--coral)}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:20px;font-size:12px;color:#94a5b5}
    .footer-bottom span{margin-right:18px}
    :focus-visible{outline:3px solid rgba(232,117,75,.45);outline-offset:3px}
    @media(max-width:1024px){.nav-wrap{gap:16px}.nav-links{gap:10px}.hero-inner{grid-template-columns:1fr 310px;gap:35px}.metric-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 30px,620px)}.nav-wrap{min-height:68px;flex-wrap:wrap}.search{order:3;max-width:none;flex-basis:100%;margin-bottom:12px}.nav-links{display:none;position:absolute;top:68px;left:15px;right:15px;background:#fff;padding:15px;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:10px 12px}.nav-toggle{display:block;margin-left:auto}.hero-inner,.intro-grid,.story-layout,.form-wrap{grid-template-columns:1fr}.hero-inner{padding:65px 0}.profile-card{max-width:390px}.section{padding:68px 0}.section-head{display:block}.section-head p{margin-top:15px}.intro-image img{height:300px}.story-feature{min-height:390px}.quote-grid,.matrix{grid-template-columns:1fr}.compare-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.form-wrap{gap:30px}.footer-top,.footer-bottom{display:block}.footer-links{justify-content:flex-start;margin-top:22px}.footer-bottom div+div{margin-top:12px}}
    @media(max-width:520px){.hero h1{font-size:43px}.hero p{font-size:15px}.hero-actions .btn{width:100%}.metric-grid{grid-template-columns:1fr 1fr;gap:10px}.metric{padding:18px}.metric strong{font-size:28px}.story-mini{grid-template-columns:105px 1fr}.story-mini div{padding:17px}.story-mini h3{font-size:16px}.steps{grid-template-columns:1fr}.footer-bottom span{display:block;margin:4px 0}}

/* roulang page: category2 */
:root{--ink:#18212f;--muted:#697586;--paper:#f7f8fa;--white:#fff;--line:#e6eaf0;--orange:#e8754b;--coral:#f2a07d;--navy:#16283d;--mint:#dcefe9;--shadow:0 20px 60px rgba(28,43,65,.10);--radius:24px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(247,248,250,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,234,240,.8)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}
    .logo{font-size:22px;font-weight:800;letter-spacing:-.06em;white-space:nowrap}
    .logo i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--orange);margin:0 7px 2px 2px}
    .search{height:42px;flex:1;max-width:370px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 14px;color:#9aa5b4;box-shadow:0 5px 18px rgba(30,50,70,.04)}
    .search svg{width:18px;margin-right:9px}
    .search input{border:0;outline:0;width:100%;color:var(--ink);background:transparent;font-size:13px}
    .nav-links{display:flex;gap:18px;align-items:center;margin-left:auto}
    .nav-links a{font-size:13px;color:var(--muted);padding:7px 3px;white-space:nowrap;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--orange)}
    .nav-toggle{display:none;background:none;font-size:24px;color:var(--navy)}
    .hero{min-height:570px;display:flex;align-items:center;position:relative;overflow:hidden;background:var(--navy) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}
    .hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,33,51,.95),rgba(17,33,51,.7) 54%,rgba(17,33,51,.25))}
    .hero-inner{position:relative;z-index:1;padding:82px 0 70px}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:12px;font-weight:700;letter-spacing:.13em}
    .eyebrow:before{content:"";width:25px;height:1px;background:var(--coral)}
    .hero h1{font-size:clamp(40px,6vw,72px);line-height:1.12;letter-spacing:-.07em;max-width:700px;margin:18px 0 20px}
    .hero p{max-width:620px;color:#dbe2eb;font-size:17px;line-height:2}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:13px;font-weight:700;font-size:14px;transition:.25s;border:1px solid transparent}
    .btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 22px rgba(232,117,75,.25)}
    .btn-primary:hover{background:#d9633c;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--navy)}
    .btn-light:hover{background:#fbe5dc;transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--ink);background:#fff}
    .btn-outline:hover{border-color:var(--orange);color:var(--orange)}
    .hero-board{position:absolute;right:5%;bottom:65px;z-index:2;width:300px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.26);border-radius:22px;padding:22px;backdrop-filter:blur(15px)}
    .board-top{display:flex;justify-content:space-between;align-items:center;color:#dbe2eb;font-size:12px}
    .board-number{font-size:54px;font-weight:800;line-height:1.1;margin:16px 0 2px}
    .board-line{height:7px;background:rgba(255,255,255,.2);border-radius:10px;overflow:hidden;margin:14px 0 9px}
    .board-line span{display:block;width:72%;height:100%;background:var(--coral);border-radius:10px}
    .board-meta{display:flex;justify-content:space-between;color:#dbe2eb;font-size:12px}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:36px}
    .section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.05em;margin:0}
    .section-head p{max-width:520px;color:var(--muted);font-size:15px;margin:0}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px;transition:.25s}
    .metric:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .metric strong{font-size:36px;letter-spacing:-.06em;color:var(--orange);display:block}
    .metric span{font-size:13px;color:var(--muted)}
    .split{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:center}
    .split img{width:100%;height:410px;object-fit:cover;border-radius:28px}
    .split h2{font-size:clamp(30px,4vw,48px);line-height:1.25;letter-spacing:-.06em;margin:12px 0 18px}
    .split p{color:var(--muted);font-size:15px}
    .bullet-list{list-style:none;padding:0;margin:24px 0}
    .bullet-list li{padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
    .bullet-list li:before{content:"✓";color:var(--orange);font-weight:800;margin-right:12px}
    .matrix{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .matrix-main,.matrix-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px}
    .matrix-main{background:var(--navy);color:#fff;min-height:310px}
    .matrix-main p{color:#cbd7e1}
    .matrix-main h3{font-size:29px;line-height:1.3;margin:12px 0}
    .matrix-side{display:grid;gap:18px}
    .matrix-item{display:flex;gap:15px;align-items:flex-start;padding-bottom:17px;border-bottom:1px solid var(--line)}
    .matrix-item:last-child{border:0;padding-bottom:0}
    .icon-box{width:38px;height:38px;border-radius:12px;background:#fbe5dc;color:var(--orange);display:grid;place-items:center;font-weight:800;flex:none}
    .matrix-item h4{margin:0 0 3px;font-size:16px}
    .matrix-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
    .schedule{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .schedule-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:27px;transition:.25s}
    .schedule-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
    .schedule-card.featured{border-color:var(--orange);box-shadow:0 12px 35px rgba(232,117,75,.12)}
    .schedule-card img{height:185px;width:100%;object-fit:cover;border-radius:16px;margin-bottom:20px}
    .schedule-top{display:flex;justify-content:space-between;gap:12px}
    .badge{display:inline-flex;padding:4px 10px;border-radius:30px;background:var(--mint);color:#377267;font-size:11px;font-weight:700}
    .schedule-card h3{font-size:23px;line-height:1.35;margin:12px 0}
    .schedule-card p{font-size:13px;color:var(--muted)}
    .schedule-info{display:flex;gap:22px;border-top:1px solid var(--line);padding-top:16px;margin-top:19px;font-size:13px;color:var(--muted)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:26px 24px 10px;border-right:1px solid var(--line);position:relative}
    .step:last-child{border:0}
    .step-num{color:var(--orange);font-size:13px;font-weight:800}
    .step h3{font-size:18px;margin:10px 0 7px}
    .step p{color:var(--muted);font-size:13px;line-height:1.75}
    .comparison{background:var(--navy);color:#fff;border-radius:28px;padding:45px}
    .comparison .section-head p{color:#bdc9d6}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .compare-card{border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:23px;background:rgba(255,255,255,.06)}
    .compare-card h3{margin:0 0 15px;font-size:19px}
    .compare-card p{color:#cad5df;font-size:13px;margin:0}
    .story-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
    .story-main{position:relative;min-height:340px;overflow:hidden;border-radius:var(--radius);color:#fff}
    .story-main img{width:100%;height:100%;object-fit:cover;opacity:.65}
    .story-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(15,31,48,.9),transparent 65%)}
    .story-content{position:absolute;z-index:1;left:28px;right:28px;bottom:25px}
    .story-content h3{font-size:27px;line-height:1.3;margin:10px 0}
    .story-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:29px}
    .story-side h3{font-size:23px;line-height:1.4;margin:10px 0 18px}
    .story-side p{color:var(--muted);font-size:14px}
    .faq-list{max-width:850px;margin:auto}
    .faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin:12px 0;padding:0 22px}
    .faq-list summary{padding:20px 0;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between}
    .faq-list summary:after{content:"+";color:var(--orange);font-size:23px}
    .faq-list details[open] summary:after{content:"−"}
    .faq-list details p{color:var(--muted);font-size:14px;padding:0 0 21px;max-width:730px;margin:0}
    .form-section{background:var(--navy);color:#fff}
    .form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:start}
    .form-wrap h2{font-size:clamp(30px,4vw,48px);line-height:1.25;margin:12px 0}
    .form-wrap>div>p{color:#c5d0dc;margin-top:15px}
    .lead-form{background:#fff;color:var(--ink);padding:30px;border-radius:24px;display:grid;gap:14px}
    .lead-form label{font-size:13px;font-weight:700}
    .lead-form input,.lead-form textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:12px;outline:none}
    .lead-form input:focus,.lead-form textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,117,75,.12)}
    .lead-form textarea{min-height:90px;resize:vertical}
    .form-note{font-size:12px!important;color:var(--muted)!important}
    .site-footer{background:#101e2d;color:#d4dde6;padding:48px 0 25px}
    .footer-top{display:flex;justify-content:space-between;gap:35px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer-brand{font-size:22px;font-weight:800;color:#fff}
    .footer-brand p{font-size:13px;color:#9eacba;font-weight:400;margin:8px 0 0;max-width:300px}
    .footer-links{display:flex;flex-wrap:wrap;gap:15px 25px;align-content:start;justify-content:flex-end}
    .footer-links a,.footer-bottom a{font-size:13px;color:#aeb9c5;transition:.2s}
    .footer-links a:hover,.footer-bottom a:hover{color:var(--coral)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#8e9baa;font-size:12px}
    .footer-bottom span{margin-right:20px}
    :focus-visible{outline:3px solid rgba(232,117,75,.45);outline-offset:3px}
    @media(max-width:1024px){.nav-wrap{gap:15px}.nav-links{gap:11px}.hero-board{right:3%}.container{width:min(100% - 32px,900px)}}
    @media(max-width:768px){.nav-wrap{min-height:68px;flex-wrap:wrap}.search{order:3;max-width:none;flex-basis:100%;margin-bottom:13px}.site-header{position:relative}.nav-toggle{display:block;margin-left:auto}.nav-links{display:none;width:100%;order:4;padding:8px 0 16px;overflow-x:auto}.nav-links.open{display:flex}.hero{min-height:650px}.hero-inner{padding:65px 0}.hero-board{position:relative;right:auto;bottom:auto;margin-top:38px;width:100%;max-width:320px}.metric-grid{grid-template-columns:repeat(2,1fr)}.split,.matrix,.story-layout,.form-wrap{grid-template-columns:1fr;gap:28px}.split img{height:300px}.schedule{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.comparison{padding:30px 22px}.footer-top,.footer-bottom{display:block}.footer-links{justify-content:flex-start;margin-top:25px}.footer-bottom>div+div{margin-top:15px}}
    @media(max-width:520px){.container{width:calc(100% - 28px)}.section{padding:62px 0}.hero h1{font-size:42px}.hero p{font-size:15px}.section-head{display:block}.section-head p{margin-top:15px}.metric-grid{gap:10px}.metric{padding:18px}.metric strong{font-size:28px}.steps{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.compare-grid{grid-template-columns:1fr}.footer-bottom span{display:block;margin:4px 0}.lead-form{padding:21px}.hero-actions .btn{width:100%}}

/* roulang page: category6 */
:root{--ink:#18212f;--muted:#697586;--paper:#f7f8fa;--white:#fff;--line:#e6eaf0;--orange:#e8754b;--coral:#f2a07d;--navy:#16283d;--mint:#dcefe9;--shadow:0 20px 60px rgba(28,43,65,.10);--radius:24px}
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(247,248,250,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,234,240,.85)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}
    .logo{font-size:22px;font-weight:800;letter-spacing:-.06em;white-space:nowrap}
    .logo i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--orange);margin:0 7px 2px 2px}
    .search{height:42px;flex:1;max-width:370px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 14px;color:#9aa5b4;box-shadow:0 5px 18px rgba(30,50,70,.04)}
    .search svg{width:18px;margin-right:9px}
    .search input{border:0;outline:0;width:100%;color:var(--ink);background:transparent;font-size:13px}
    .nav-links{display:flex;gap:18px;align-items:center;margin-left:auto}
    .nav-links a{font-size:13px;color:var(--muted);padding:7px 3px;white-space:nowrap;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--orange)}
    .nav-toggle{display:none;background:none;font-size:24px}
    .hero{position:relative;overflow:hidden;background:var(--navy) url('/assets/images/backpic/back-3.webp') center/cover no-repeat;color:#fff}
    .hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,33,51,.96),rgba(17,33,51,.78) 52%,rgba(17,33,51,.3))}
    .hero-inner{position:relative;z-index:1;padding:105px 0 100px}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:12px;font-weight:700;letter-spacing:.13em}
    .eyebrow:before{content:"";width:25px;height:1px;background:var(--coral)}
    h1{font-size:clamp(42px,6vw,76px);line-height:1.12;letter-spacing:-.07em;max-width:740px;margin:20px 0}
    .hero p{max-width:650px;color:#dbe2eb;font-size:17px;line-height:2}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:13px;font-weight:700;font-size:14px;transition:.25s;border:1px solid transparent}
    .btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 22px rgba(232,117,75,.25)}
    .btn-primary:hover{background:#d9633c;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--navy)}
    .btn-light:hover{background:#fbe5dc;transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--ink);background:#fff}
    .btn-outline:hover{border-color:var(--orange);color:var(--orange)}
    .hero-panel{position:absolute;z-index:2;right:4%;bottom:72px;width:310px;padding:25px;border:1px solid rgba(255,255,255,.25);border-radius:22px;background:rgba(255,255,255,.12);backdrop-filter:blur(16px)}
    .hero-panel strong{display:block;font-size:43px;line-height:1;color:#fff;margin:10px 0}
    .hero-panel small{color:#d6e0e8}
    .progress{height:8px;background:rgba(255,255,255,.2);border-radius:99px;margin:22px 0 10px;overflow:hidden}
    .progress span{display:block;width:88%;height:100%;background:var(--coral);border-radius:99px}
    .section{padding:92px 0}
    .section.alt{background:#fff}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.2;letter-spacing:-.06em}
    .section-head p{max-width:540px;color:var(--muted);font-size:15px}
    .kicker{color:var(--orange);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px}
    .intro{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
    .intro h2{font-size:clamp(30px,4vw,50px);line-height:1.25;letter-spacing:-.06em;margin-bottom:20px}
    .intro p{color:var(--muted);font-size:15px;margin-bottom:15px}
    .intro img{height:380px;width:100%;object-fit:cover;border-radius:28px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px;transition:.25s}
    .metric:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .metric strong{display:block;color:var(--orange);font-size:39px;line-height:1.2}
    .metric span{display:block;font-weight:700;margin-top:8px}
    .metric p{font-size:13px;color:var(--muted);margin-top:7px}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .matrix-card{padding:29px;background:var(--paper);border:1px solid var(--line);border-radius:22px;min-height:230px}
    .matrix-card .num{color:var(--orange);font-size:13px;font-weight:800}
    .matrix-card h3{font-size:21px;margin:16px 0 8px}
    .matrix-card p{font-size:14px;color:var(--muted)}
    .split{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:stretch}
    .dark-box{background:var(--navy);color:#fff;border-radius:26px;padding:40px}
    .dark-box h2{font-size:35px;line-height:1.3;letter-spacing:-.05em}
    .dark-box p{color:#cbd7e1;margin-top:15px}
    .check-list{list-style:none;background:#fff;border:1px solid var(--line);border-radius:24px;padding:18px 28px}
    .check-list li{padding:17px 0;border-bottom:1px solid var(--line);font-size:14px}
    .check-list li:last-child{border:0}
    .check-list li:before{content:"✓";color:var(--orange);font-weight:800;margin-right:12px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:28px 25px 15px 0;border-right:1px solid var(--line);margin-right:25px}
    .step:last-child{border:0}
    .step b{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:var(--mint);color:var(--navy);font-size:14px}
    .step h3{font-size:18px;margin:20px 0 8px}
    .step p{font-size:13px;color:var(--muted)}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .scenario{min-height:220px;border-radius:24px;overflow:hidden;position:relative;color:#fff;background:var(--navy)}
    .scenario img{height:100%;width:100%;object-fit:cover;opacity:.58}
    .scenario div{position:absolute;inset:auto 25px 22px}
    .scenario h3{font-size:24px}
    .scenario p{font-size:13px;color:#e5edf2}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-box{padding:30px;border-radius:22px;border:1px solid var(--line);background:#fff}
    .compare-box.featured{background:var(--mint);border-color:#c6e3da}
    .compare-box h3{font-size:21px;margin-bottom:18px}
    .compare-box li{list-style:none;padding:11px 0;border-bottom:1px solid rgba(120,140,150,.18);font-size:14px}
    .compare-box li:before{content:"·";font-size:28px;color:var(--orange);vertical-align:-3px;margin-right:9px}
    .faq-list{max-width:860px;margin:auto}
    .faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin:12px 0;padding:0 22px}
    .faq-list summary{padding:21px 0;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between}
    .faq-list summary:after{content:"+";color:var(--orange);font-size:23px}
    .faq-list details[open] summary:after{content:"−"}
    .faq-list details p{color:var(--muted);font-size:14px;padding:0 0 22px;max-width:730px}
    .form-section{background:var(--navy);color:#fff}
    .form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:start}
    .form-wrap h2{font-size:clamp(30px,4vw,48px);line-height:1.25;letter-spacing:-.06em}
    .form-wrap p{color:#c5d0dc;margin-top:15px}
    .lead-form{background:#fff;color:var(--ink);padding:30px;border-radius:24px;display:grid;gap:14px}
    .lead-form label{font-size:13px;font-weight:700}
    .lead-form input,.lead-form textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:12px;outline:none}
    .lead-form input:focus,.lead-form textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,117,75,.12)}
    .lead-form textarea{min-height:90px;resize:vertical}
    .form-note{font-size:12px!important;color:var(--muted)!important}
    .site-footer{background:#101e2e;color:#fff;padding:50px 0 25px}
    .footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.14)}
    .footer-brand{font-size:22px;font-weight:800}
    .footer-brand p{color:#aebdca;font-size:13px;font-weight:400;margin-top:8px}
    .footer-links{display:flex;flex-wrap:wrap;gap:17px;align-content:start;justify-content:flex-end}
    .footer-links a,.footer-bottom a{color:#bdc9d4;font-size:13px;transition:.2s}
    .footer-links a:hover,.footer-bottom a:hover{color:var(--coral)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#91a2b2;font-size:12px}
    .footer-bottom span{margin-right:20px}
    @media(max-width:1024px){.nav-links{gap:10px}.hero-panel{right:3%}.intro,.split{gap:35px}.metric-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 30px,600px)}.nav-wrap{gap:15px}.search{order:3;max-width:none;flex-basis:100%}.nav-wrap{flex-wrap:wrap;padding:13px 0}.nav-toggle{display:block;margin-left:auto}.nav-links{display:none;width:100%;order:4;flex-direction:column;align-items:stretch;gap:2px;padding:8px 0 12px}.nav-links.open{display:flex}.nav-links a{padding:10px 4px}.hero-inner{padding:75px 0 270px}.hero-panel{left:15px;right:15px;bottom:35px;width:auto}.section{padding:65px 0}.section-head,.footer-top,.footer-bottom{display:block}.section-head p{margin-top:15px}.intro,.split,.form-wrap{grid-template-columns:1fr}.intro img{height:280px}.matrix{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr;gap:20px;border:0}.step{border-right:0;border-bottom:1px solid var(--line);margin:0;padding:20px 10px 20px 0}.scenario-grid,.compare{grid-template-columns:1fr}.footer-links{justify-content:flex-start;margin-top:25px}.footer-bottom div+div{margin-top:15px}.footer-bottom span{display:block;margin:4px 0}}
    @media(max-width:520px){h1{font-size:43px}.hero p{font-size:15px}.metric-grid,.matrix{grid-template-columns:1fr}.dark-box{padding:28px}.steps{grid-template-columns:1fr}.lead-form{padding:22px}.footer-brand{font-size:20px}}

/* roulang page: category1 */
:root{--ink:#18212f;--muted:#697586;--paper:#f7f8fa;--white:#fff;--line:#e6eaf0;--orange:#e8754b;--coral:#f2a07d;--navy:#16283d;--mint:#dcefe9;--shadow:0 20px 60px rgba(28,43,65,.10);--radius:24px}
    *{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;letter-spacing:.01em} a{text-decoration:none;color:inherit} img{display:block;max-width:100%} button,input,textarea{font:inherit} button{cursor:pointer;border:0}.container{width:min(1180px,calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(247,248,250,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,234,240,.8)}.nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}.logo{font-size:22px;font-weight:800;letter-spacing:-.06em;white-space:nowrap}.logo i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--orange);margin:0 7px 2px 2px}.search{height:42px;flex:1;max-width:370px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 14px;color:#9aa5b4;box-shadow:0 5px 18px rgba(30,50,70,.04)}.search svg{width:18px;margin-right:9px}.search input{border:0;outline:0;width:100%;color:var(--ink);background:transparent;font-size:13px}.nav-links{display:flex;gap:18px;align-items:center;margin-left:auto}.nav-links a{font-size:13px;color:var(--muted);padding:7px 3px;white-space:nowrap;transition:.25s}.nav-links a:hover,.nav-links a.active{color:var(--orange)}.nav-toggle{display:none;background:none;font-size:24px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:47px;padding:0 22px;border-radius:13px;font-size:14px;font-weight:700;transition:.25s;border:1px solid transparent}.btn:focus,.nav-toggle:focus,input:focus,textarea:focus{outline:3px solid rgba(232,117,75,.25);outline-offset:3px}.btn-primary{color:#fff;background:var(--orange);box-shadow:0 10px 22px rgba(232,117,75,.25)}.btn-primary:hover{background:#d9633c;transform:translateY(-2px)}.btn-light{background:#fff;color:var(--navy)}.btn-light:hover{background:#fbe5dc;transform:translateY(-2px)}.btn-outline{background:#fff;color:var(--ink);border-color:var(--line)}.btn-outline:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
    .topic-hero{position:relative;overflow:hidden;min-height:575px;display:flex;align-items:end;background:var(--navy) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}.topic-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,28,44,.93),rgba(13,28,44,.7) 52%,rgba(13,28,44,.32))}.topic-hero .container{position:relative;z-index:1;padding:86px 0 55px}.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:12px;font-weight:700;letter-spacing:.13em}.eyebrow:before{content:"";width:25px;height:1px;background:var(--coral)}h1{max-width:790px;margin:16px 0;font-size:clamp(40px,6vw,74px);line-height:1.08;letter-spacing:-.07em}.hero-copy{max-width:650px;color:#dce4ec;font-size:17px;line-height:2}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.countdown{display:grid;grid-template-columns:1.3fr repeat(3,.6fr);gap:1px;margin-top:46px;max-width:860px;background:rgba(255,255,255,.26);border:1px solid rgba(255,255,255,.28);border-radius:17px;overflow:hidden;backdrop-filter:blur(14px)}.count-item{padding:15px 19px;background:rgba(14,28,43,.46)}.count-item span{display:block;color:#cbd8e4;font-size:12px}.count-item strong{font-size:23px;line-height:1.25}.count-intro strong{font-size:15px}
    .section{padding:92px 0}.section-dark{background:var(--navy);color:#fff}.section-head{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:37px}.section-head h2{max-width:600px;margin:0;font-size:clamp(29px,4vw,46px);line-height:1.2;letter-spacing:-.055em}.section-head p{max-width:510px;margin:0;color:var(--muted);font-size:15px}.section-dark .section-head p{color:#bfccd7}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.metric{padding:25px;border:1px solid var(--line);border-radius:20px;background:#fff}.metric strong{display:block;color:var(--orange);font-size:37px;line-height:1.1;letter-spacing:-.06em}.metric span{display:block;margin-top:10px;color:var(--muted);font-size:13px}
    .intro-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.image-frame{position:relative}.image-frame img{width:100%;height:480px;object-fit:cover;border-radius:var(--radius)}.image-caption{position:absolute;right:-18px;bottom:25px;max-width:270px;padding:20px;background:#fff;border-radius:17px;box-shadow:var(--shadow);font-size:14px}.story-copy h2{font-size:clamp(31px,4vw,48px);line-height:1.2;letter-spacing:-.06em}.story-copy p{color:var(--muted);font-size:16px}.check-list{padding:0;margin:25px 0;list-style:none}.check-list li{padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.check-list li:before{content:"✓";color:var(--orange);font-weight:800;margin-right:11px}
    .matrix{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.profile-main{position:relative;min-height:500px;overflow:hidden;border-radius:var(--radius);background:var(--navy)}.profile-main img{height:100%;width:100%;object-fit:cover;opacity:.58}.profile-main .overlay{position:absolute;inset:auto 0 0;padding:38px;background:linear-gradient(transparent,rgba(12,25,39,.96));color:#fff}.profile-main h3{margin:9px 0;font-size:32px}.profile-main p{margin:0;color:#d9e3eb}.profile-list{display:grid;gap:20px}.profile-card{display:grid;grid-template-columns:140px 1fr;gap:22px;overflow:hidden;padding:0;background:#fff;border:1px solid var(--line);border-radius:20px;transition:.25s}.profile-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.profile-card img{width:140px;height:100%;min-height:190px;object-fit:cover}.profile-card div{padding:22px 20px 18px 0}.profile-card h3{margin:8px 0;font-size:21px}.profile-card p{margin:0;color:var(--muted);font-size:13px}
    .comparison{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.compare-card{padding:29px;border:1px solid rgba(255,255,255,.15);border-radius:20px;background:rgba(255,255,255,.05)}.compare-card b{display:inline-block;color:var(--coral);font-size:12px;letter-spacing:.12em}.compare-card h3{font-size:23px;margin:14px 0 8px}.compare-card p{color:#c8d4de;font-size:14px;margin:0}.compare-card .line{height:5px;margin-top:22px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden}.compare-card .line i{display:block;height:100%;background:var(--coral);border-radius:inherit}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:step}.step{position:relative;padding:18px 29px 12px;border-left:1px solid var(--line);counter-increment:step}.step:first-child{border-left:0}.step:before{content:"0" counter(step);display:block;margin-bottom:18px;color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.1em}.step h3{font-size:19px;margin:0 0 9px}.step p{margin:0;color:var(--muted);font-size:13px}
    .notice-grid{display:grid;grid-template-columns:1fr1fr 1fr;gap:20px}.notice-panel{padding:31px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}.notice-panel h3{margin:0 0 14px;font-size:24px}.notice-panel p{color:var(--muted);font-size:14px}.notice-panel ul{padding:0;margin:20px 0 0;list-style:none}.notice-panel li{display:flex;gap:12px;padding:13px 0;border-top:1px solid var(--line);font-size:14px}.notice-panel li span{color:var(--orange);font-weight:800}
    .faq-list{max-width:860px;margin:auto}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin:12px 0;padding:0 22px}.faq-list summary{padding:21px 0;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";color:var(--orange);font-size:23px;line-height:1}.faq-list details[open] summary:after{content:"−"}.faq-list details p{color:var(--muted);font-size:14px;padding:0 0 22px;margin:0;max-width:730px}
    .form-section{background:var(--navy);color:#fff}.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:start}.form-wrap h2{font-size:clamp(31px,4vw,50px);line-height:1.2;letter-spacing:-.06em;margin:0}.form-wrap p{color:#c5d0dc;margin-top:15px}.lead-form{background:#fff;color:var(--ink);padding:30px;border-radius:24px;display:grid;gap:14px}.lead-form label{font-size:13px;font-weight:700}.lead-form input,.lead-form textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:12px;outline:none}.lead-form input:focus,.lead-form textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,117,75,.12)}.lead-form textarea{min-height:95px;resize:vertical}.form-note{font-size:12px!important;color:var(--muted)!important;margin:0!important}.form-message{display:none;color:#27806a;font-size:13px;margin:0}
    .cta-band{padding:60px 0;background:var(--mint)}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-inner h2{margin:0;font-size:clamp(28px,4vw,43px);line-height:1.2;letter-spacing:-.05em}.cta-inner p{color:#536b6a;margin:8px 0 0;font-size:14px}
    .site-footer{padding:48px 0 25px;background:#101d2c;color:#fff}.footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12)}.footer-brand{font-weight:800;font-size:22px}.footer-brand p{max-width:310px;margin:9px 0 0;color:#aebdca;font-size:13px;font-weight:400}.footer-links{display:flex;flex-wrap:wrap;gap:13px 22px;align-content:start;justify-content:end}.footer-links a{color:#c4ced7;font-size:13px;transition:.25s}.footer-links a:hover{color:var(--coral)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#91a0ae;font-size:12px}.footer-bottom div:first-child{display:flex;gap:19px;flex-wrap:wrap}.footer-bottom a:hover{color:var(--coral)}
    .reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}.reveal.show{opacity:1;transform:none}
    @media(max-width:1024px){.nav-wrap{gap:16px}.nav-links{gap:11px}.nav-links a{font-size:12px}.hero-board{right:3%;width:250px}.metric-grid{grid-template-columns:repeat(2,1fr)}.intro-grid,.matrix,.form-wrap{gap:35px}.steps{grid-template-columns:repeat(2,1fr);gap:24px}.step:nth-child(3){border-left:0}.comparison{grid-template-columns:repeat(3,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 30px,600px)}.nav-wrap{min-height:68px;flex-wrap:wrap}.search{order:3;max-width:none;flex-basis:100%;margin-bottom:13px}.site-header{position:relative}.nav-toggle{display:block;margin-left:auto}.nav-links{display:none;order:4;width:100%;margin:0;padding:7px 0 15px;overflow-x:auto;justify-content:flex-start}.nav-links.open{display:flex}.topic-hero{min-height:590px}.topic-hero .container{padding:65px 0 35px}h1{font-size:clamp(38px,12vw,60px)}.hero-copy{font-size:15px}.countdown{grid-template-columns:1fr repeat(3,.7fr);margin-top:32px}.count-item{padding:12px 8px;text-align:center}.count-intro{text-align:left}.count-item strong{font-size:19px}.section{padding:67px 0}.section-head{display:block;margin-bottom:27px}.section-head p{margin-top:13px}.intro-grid,.matrix,.form-wrap,.notice-grid{grid-template-columns:1fr}.image-frame img{height:360px}.image-caption{right:12px}.profile-main{min-height:400px}.comparison{grid-template-columns:1fr}.steps{grid-template-columns:1fr;gap:0}.step,.step:nth-child(3){border-left:0;border-top:1px solid var(--line);padding:22px 0}.step:first-child{border-top:0}.form-wrap{gap:35px}.cta-inner{display:block}.cta-inner .btn{margin-top:22px}.footer-top,.footer-bottom{display:block}.footer-links{justify-content:flex-start;margin-top:25px}.footer-bottom div:last-child{margin-top:15px}}
    @media(max-width:520px){.metric-grid{grid-template-columns:1fr 1fr;gap:10px}.metric{padding:18px}.metric strong{font-size:28px}.profile-card{grid-template-columns:105px 1fr;gap:14px}.profile-card img{width:105px;min-height:165px}.profile-card div{padding:16px 12px 14px 0}.profile-card h3{font-size:17px}.countdown{grid-template-columns:1fr 1fr 1fr 1fr}.count-intro{grid-column:1/-1}.hero-actions .btn{width:100%}.lead-form{padding:21px}.footer-bottom div:first-child{display:block}.footer-bottom div:first-child span{display:block;margin-bottom:6px}}