/* roulang page: index */
:root{
            --ink:#17263d;
            --ink-soft:#40536c;
            --muted:#74859a;
            --blue:#315b9b;
            --blue-deep:#234578;
            --blue-light:#eaf2fc;
            --cyan:#dff1f2;
            --warm:#fbfaf7;
            --paper:#ffffff;
            --line:#dbe4ee;
            --orange:#bd7951;
            --success:#477d68;
            --radius:18px;
            --radius-sm:11px;
            --shadow:0 14px 35px rgba(32,65,105,.08);
            --shadow-hover:0 20px 42px rgba(32,65,105,.14);
            --container:1180px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            color:var(--ink);
            background:var(--warm);
            font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
            line-height:1.75;
            -webkit-font-smoothing:antialiased;
        }
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input,select,textarea{font:inherit}
        button{cursor:pointer}
        h1,h2,h3,p{margin:0}
        ul{list-style:none;margin:0;padding:0}
        .container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
        .eyebrow{
            display:inline-flex;align-items:center;gap:9px;
            color:var(--blue);font-size:12px;font-weight:700;letter-spacing:.12em;
            text-transform:uppercase;
        }
        .eyebrow:before{content:"";width:24px;height:1px;background:var(--blue)}
        .section{padding:104px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:42px}
        .section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.25;letter-spacing:-.03em;margin-top:12px}
        .section-head p{max-width:510px;color:var(--muted);font-size:15px}
        .topbar{
            height:78px;background:rgba(251,250,247,.94);border-bottom:1px solid transparent;
            position:sticky;top:0;z-index:20;transition:.25s ease;
        }
        .topbar.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(35,69,120,.06)}
        .nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
        .brand-mark{width:31px;height:31px;border:1px solid var(--blue);border-radius:9px;position:relative}
        .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--blue)}
        .brand-mark:before{width:13px;height:1px;left:8px;top:10px;box-shadow:0 6px 0 var(--blue)}
        .brand-mark:after{width:1px;height:13px;left:15px;top:9px;opacity:.45}
        .nav-links{display:flex;align-items:center;gap:30px;color:var(--ink-soft);font-size:14px}
        .nav-links a{position:relative;padding:27px 0;transition:.2s}
        .nav-links a:hover,.nav-links a:focus{color:var(--blue)}
        .nav-links a.active{color:var(--blue);font-weight:700}
        .nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:19px;height:2px;background:var(--blue);border-radius:2px}
        .menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:9px;width:42px;height:40px}
        .hero{padding:58px 0 86px;background:linear-gradient(180deg,#f7faff 0%,var(--warm) 88%);border-bottom:1px solid #edf1f5}
        .hero-strip{display:flex;align-items:center;justify-content:space-between;gap:24px;border:1px solid #d5e2f0;background:#fff;padding:12px 17px;border-radius:12px;margin-bottom:52px;color:var(--ink-soft);font-size:13px;box-shadow:0 5px 18px rgba(32,65,105,.04)}
        .hero-strip strong{color:var(--blue-deep)}
        .hero-strip a{color:var(--blue);font-weight:700}
        .hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(380px,.94fr);gap:76px;align-items:center}
        .hero h1{font-size:clamp(39px,5.3vw,72px);line-height:1.12;letter-spacing:-.06em;max-width:700px;margin:18px 0 25px}
        .hero h1 em{font-style:normal;color:var(--blue)}
        .hero-copy{font-size:17px;color:var(--ink-soft);max-width:620px}
        .hero-actions{display:flex;align-items:center;gap:22px;margin-top:34px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:47px;padding:0 20px;border-radius:10px;border:1px solid transparent;font-size:14px;font-weight:700;transition:.2s ease}
        .btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(49,91,155,.2)}
        .btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
        .btn-primary:active{transform:translateY(0)}
        .btn-secondary{border-color:var(--line);background:#fff;color:var(--blue-deep)}
        .btn-secondary:hover{border-color:var(--blue);background:var(--blue-light)}
        .btn:focus,.nav-links a:focus,.menu-toggle:focus,input:focus,select:focus,textarea:focus,.faq-question:focus{outline:3px solid rgba(49,91,155,.22);outline-offset:3px}
        .hero-meta{display:flex;gap:30px;margin-top:43px;padding-top:22px;border-top:1px solid var(--line)}
        .hero-meta strong{display:block;font-size:22px;color:var(--blue-deep)}
        .hero-meta span{font-size:12px;color:var(--muted)}
        .index-art{min-height:355px;border:1px solid #cdddeb;border-radius:24px;background:#edf5fd;position:relative;overflow:hidden;padding:26px;box-shadow:var(--shadow)}
        .index-art:before{content:"";position:absolute;width:270px;height:270px;border:1px solid #c5d9ed;border-radius:50%;right:-65px;top:-70px}
        .index-art:after{content:"";position:absolute;width:340px;height:1px;background:#c7d9eb;right:-40px;bottom:82px;transform:rotate(-29deg)}
        .art-window{position:relative;z-index:1;background:#fff;border:1px solid #d4e1ee;border-radius:15px;box-shadow:0 12px 25px rgba(36,74,116,.1);padding:19px;margin-top:35px}
        .window-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #edf1f5;padding-bottom:14px;margin-bottom:17px}
        .window-title{font-weight:800;font-size:15px}.status{font-size:11px;color:var(--success);background:#e8f4ed;border-radius:20px;padding:3px 9px}
        .art-lines{display:grid;gap:13px}.art-line{height:10px;background:#e9f0f7;border-radius:5px}.art-line.wide{width:85%}.art-line.short{width:55%}
        .art-tags{display:flex;gap:8px;margin-top:21px;flex-wrap:wrap}.tag{display:inline-flex;padding:5px 10px;border-radius:7px;background:var(--blue-light);color:var(--blue-deep);font-size:11px}
        .service-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
        .service-main,.service-small{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:31px;transition:.25s;box-shadow:0 4px 15px rgba(25,55,90,.03)}
        .service-main{grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;min-height:302px;background:var(--blue-deep);color:#fff;border-color:var(--blue-deep)}
        .service-main p{color:#d7e3f1;max-width:510px;margin:15px 0 28px}
        .service-main .eyebrow{color:#b9d4f3}.service-main .eyebrow:before{background:#b9d4f3}
        .service-small{min-height:141px;position:relative}.service-small:hover,.service-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
        .service-small h3,.service-main h3{font-size:20px;line-height:1.35}.service-small p{font-size:13px;color:var(--muted);margin-top:8px}.arrow{color:var(--blue);font-size:20px;position:absolute;right:26px;bottom:23px}
        .data-section{background:#edf4fb;border-block:1px solid #dce8f4}
        .data-band{display:grid;grid-template-columns:1.1fr 1fr 1fr 1fr;align-items:center;gap:0}
        .data-intro{padding-right:34px}.data-intro h2{font-size:29px;line-height:1.3;margin:12px 0}.data-intro p{font-size:14px;color:var(--muted)}
        .metric{padding:13px 27px;border-left:1px solid #cad9e8}.metric strong{font-size:35px;line-height:1.2;color:var(--blue-deep);display:block}.metric span{font-size:13px;color:var(--ink-soft)}.metric small{display:block;font-size:11px;color:var(--muted);margin-top:5px}
        .feature-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:18px}.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#b5cce4}
        .cover{height:178px;background:#dbeaf7;position:relative;overflow:hidden}.feature-card.large .cover{height:268px}
        .cover:before{content:"";position:absolute;inset:20px;border:1px solid rgba(49,91,155,.25);border-radius:50%;transform:rotate(-20deg)}.cover:after{content:"字幕资料";position:absolute;left:22px;bottom:18px;color:var(--blue-deep);font-size:12px;letter-spacing:.16em}
        .cover.one{background:linear-gradient(135deg,#d8e9f8,#f5efe7)}.cover.two{background:linear-gradient(135deg,#e4edf7,#d8eeec)}.cover.three{background:linear-gradient(135deg,#e9e3f2,#e8f1f8)}
        .feature-body{padding:22px}.feature-body h3{font-size:19px;line-height:1.4;margin:11px 0 8px}.feature-body p{font-size:13px;color:var(--muted);min-height:45px}.card-link{display:inline-flex;margin-top:16px;color:var(--blue);font-size:13px;font-weight:700;gap:7px}
        .path-section{background:#fff}.path{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.path-step{position:relative;padding:34px 38px 34px 0;margin-right:38px}.path-step:not(:last-child):after{content:"→";position:absolute;right:0;top:42px;color:#9bb5d0;font-size:25px}.step-no{color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.12em}.path-step h3{font-size:20px;margin:12px 0 8px}.path-step p{font-size:13px;color:var(--muted)}
        .faq-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:80px}.faq-intro p{color:var(--muted);font-size:14px;margin-top:17px;max-width:330px}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;border:0;background:none;padding:21px 0;color:var(--ink);font-weight:700;font-size:15px}.faq-question span:last-child{color:var(--blue);font-size:23px;font-weight:400;transition:.2s}.faq-question[aria-expanded="true"] span:last-child{transform:rotate(45deg)}.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 35px 20px 0}.faq-answer.open{display:block}
        .contact-section{padding-top:40px}.contact-box{background:#e9f3fc;border:1px solid #cfe1f2;border-radius:22px;padding:48px;display:grid;grid-template-columns:.85fr 1.15fr;gap:65px}.contact-box h2{font-size:32px;line-height:1.3;margin:13px 0}.contact-box p{font-size:14px;color:var(--ink-soft)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:12px;font-weight:700;color:var(--ink-soft)}.field input,.field select,.field textarea{width:100%;border:1px solid #c9d9e8;background:#fff;border-radius:9px;padding:11px 13px;color:var(--ink);font-size:13px}.field textarea{min-height:100px;resize:vertical}.field input::placeholder,.field textarea::placeholder{color:#a3b0bd}.form-note{font-size:12px;color:var(--muted);margin-top:12px}.form-success{display:none;color:var(--success);font-size:13px;margin-top:10px}
        footer{background:#213856;color:#d8e3ef;padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .9fr;gap:60px;padding-bottom:45px;border-bottom:1px solid rgba(216,227,239,.18)}footer .brand{color:#fff;margin-bottom:16px}footer .brand-mark{border-color:#a9c8e8}footer .brand-mark:before,footer .brand-mark:after{background:#a9c8e8}footer .brand-mark:before{box-shadow:0 6px 0 #a9c8e8}footer p,footer li{font-size:13px;color:#aebfd1}footer h3{font-size:14px;color:#fff;margin-bottom:15px}footer li+li{margin-top:8px}footer a:hover,footer a:focus{color:#fff}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#94a9bd}
        @media(max-width:900px){.hero-grid{gap:35px}.data-band{grid-template-columns:1fr 1fr}.data-intro{grid-column:1/-1;padding:0 0 25px}.metric{padding:15px 20px}.feature-grid{grid-template-columns:1fr 1fr}.feature-card.large{grid-column:1/-1}.faq-wrap{gap:35px}.contact-box{gap:35px}}
        @media(max-width:700px){.container{width:min(100% - 32px,var(--container))}.topbar{height:68px}.brand{font-size:13px}.brand-mark{width:28px;height:28px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 14px 24px rgba(32,65,105,.08);padding:8px 16px 15px;flex-direction:column;align-items:stretch;gap:0}.nav-links.open{display:flex}.nav-links a{padding:13px 5px}.nav-links a.active:after{bottom:7px;right:auto;width:25px}.hero{padding:30px 0 60px}.hero-strip{margin-bottom:34px;align-items:flex-start;flex-direction:column;gap:5px}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:42px}.hero-copy{font-size:15px}.hero-actions{align-items:stretch;flex-direction:column;gap:12px}.hero-actions .btn{width:100%}.hero-meta{gap:18px;justify-content:space-between}.index-art{min-height:290px}.section{padding:70px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:15px}.service-layout{grid-template-columns:1fr}.service-main{grid-row:auto;min-height:260px}.data-band{grid-template-columns:1fr 1fr}.metric{padding:14px 10px}.metric strong{font-size:27px}.metric span{font-size:12px}.metric small{font-size:10px}.feature-grid{grid-template-columns:1fr}.feature-card.large{grid-column:auto}.feature-card .cover,.feature-card.large .cover{height:190px}.path{grid-template-columns:1fr}.path-step{margin:0;padding:27px 0;border-bottom:1px solid var(--line)}.path-step:last-child{border-bottom:0}.path-step:not(:last-child):after{content:"↓";top:auto;right:5px;bottom:-18px;font-size:20px;z-index:2;background:#fff;padding:0 4px}.faq-wrap{grid-template-columns:1fr;gap:30px}.contact-box{grid-template-columns:1fr;padding:30px 22px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:7px}}
        @media(max-width:420px){.hero h1{font-size:35px}.hero-meta strong{font-size:19px}.section-head h2{font-size:29px}.data-band{gap:0}.metric{border-left:0;border-top:1px solid #cad9e8}.footer-grid{grid-template-columns:1fr}}

/* roulang page: category1 */
:root{
 --ink:#17263d;
 --ink-soft:#40536c;
 --muted:#74859a;
 --blue:#315b9b;
 --blue-deep:#234578;
 --blue-light:#eaf2fc;
 --cyan:#dff1f2;
 --warm:#fbfaf7;
 --paper:#fff;
 --line:#dbe4ee;
 --orange:#bd7951;
 --success:#477d68;
 --radius:18px;
 --radius-sm:11px;
 --shadow:0 14px 35px rgba(32,65,105,.08);
 --shadow-hover:0 20px 42px rgba(32,65,105,.14);
 --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--warm);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,p{margin-top:0}
.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:12px;font-weight:700;letter-spacing:.12em}
.eyebrow:before{content:"";width:24px;height:1px;background:var(--blue)}
.topbar{height:78px;background:rgba(251,250,247,.95);border-bottom:1px solid transparent;position:sticky;top:0;z-index:20;transition:.25s ease}
.topbar.scrolled{border-color:var(--line);box-shadow:0 5px 20px rgba(35,69,120,.06)}
.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.brand-mark{width:31px;height:31px;border:1px solid var(--blue);border-radius:9px;position:relative}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--blue)}
.brand-mark:before{width:13px;height:1px;left:8px;top:10px;box-shadow:0 6px 0 var(--blue)}
.brand-mark:after{width:1px;height:13px;left:15px;top:9px;opacity:.45}
.nav-links{display:flex;align-items:center;gap:30px;color:var(--ink-soft);font-size:14px}
.nav-links a{position:relative;padding:27px 0;transition:.2s}
.nav-links a:hover,.nav-links a:focus{color:var(--blue)}
.nav-links a.active{color:var(--blue);font-weight:700}
.nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:19px;height:2px;background:var(--blue);border-radius:2px}
.menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:9px;width:42px;height:40px}
.page-head{padding:66px 0 42px;background:linear-gradient(180deg,#f4f8fd 0%,var(--warm) 100%);border-bottom:1px solid #e6edf4}
.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:30px}
.breadcrumb a{color:var(--blue)}
.head-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:70px;align-items:end}
.page-head h1{font-size:clamp(36px,5vw,64px);line-height:1.15;letter-spacing:-.055em;margin:15px 0 19px;max-width:740px}
.lead{font-size:17px;color:var(--ink-soft);max-width:690px}
.summary-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow)}
.summary-card h2{font-size:16px;margin-bottom:17px}
.summary-row{display:flex;justify-content:space-between;gap:15px;padding:12px 0;border-top:1px solid var(--line);font-size:13px}
.summary-row span{color:var(--muted)}
.summary-row strong{color:var(--blue-deep)}
.section{padding:72px 0}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px;padding:16px;border:1px solid var(--line);background:#fff;border-radius:var(--radius-sm)}
.filters{display:flex;gap:8px;flex-wrap:wrap}
.filter{border:1px solid var(--line);background:#fff;color:var(--ink-soft);padding:8px 13px;border-radius:30px;font-size:13px;transition:.2s}
.filter:hover,.filter:focus{border-color:var(--blue);color:var(--blue)}
.filter.active{background:var(--blue-light);border-color:#b7cde7;color:var(--blue-deep);font-weight:700}
.sort-select{border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink-soft);padding:9px 30px 9px 11px;min-width:130px}
.index-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:20px;align-items:start}
.entry{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 4px 15px rgba(25,55,90,.03);transition:.25s;overflow:hidden}
.entry:hover{transform:translateY(-4px);border-color:#aec5df;box-shadow:var(--shadow-hover)}
.feature-entry{grid-row:span 2;display:grid;grid-template-columns:1fr 1fr;min-height:420px}
.visual{background:linear-gradient(145deg,#dceafa,#f7f4ee 58%,#d7e9e9);min-height:190px;position:relative;overflow:hidden}
.visual:before{content:"字幕资料";position:absolute;left:25px;top:25px;color:rgba(35,69,120,.42);font-size:12px;letter-spacing:.18em}
.visual:after{content:"A—01  /  INDEX";position:absolute;right:22px;bottom:22px;color:rgba(35,69,120,.48);font-size:11px;letter-spacing:.1em}
.feature-entry .visual{height:100%}
.entry-content{padding:28px}
.feature-entry .entry-content{display:flex;flex-direction:column;justify-content:center}
.entry h2,.entry h3{font-size:21px;line-height:1.4;margin:13px 0 9px}
.entry h3{font-size:18px}
.entry p{font-size:14px;color:var(--muted);margin-bottom:19px}
.tag-row{display:flex;flex-wrap:wrap;gap:7px}
.tag{display:inline-flex;padding:4px 9px;border-radius:7px;background:var(--blue-light);color:var(--blue-deep);font-size:11px}
.tag.gray{background:#f0f3f5;color:#5c6d7c}
.tag.warm{background:#f5ece6;color:#875139}
.entry-meta{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:12px;border-top:1px solid var(--line);padding-top:15px;margin-top:auto}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:700}
.text-link span{transition:.2s}
.text-link:hover span{transform:translateX(4px)}
.compact-entry{display:grid;grid-template-columns:135px 1fr}
.compact-entry .visual{min-height:190px}
.list-section{background:#edf4fb;border-block:1px solid #dce8f4}
.list-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:28px}
.list-head h2{font-size:30px;line-height:1.3;margin:12px 0 0}
.list-head p{max-width:460px;color:var(--muted);font-size:14px;margin:0}
.topic-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.topic{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:21px;transition:.2s}
.topic:hover{border-color:#aac2df;box-shadow:var(--shadow)}
.topic-number{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.12em}
.topic h3{font-size:17px;margin:14px 0 7px}
.topic p{color:var(--muted);font-size:13px;margin-bottom:15px}
.faq-section{padding:72px 0}
.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:75px}
.faq-layout h2{font-size:32px;line-height:1.3;margin:13px 0}
.faq-layout>div>p{color:var(--muted);font-size:14px}
.faq-item{border-top:1px solid var(--line)}
.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;text-align:left;border:0;background:transparent;color:var(--ink);padding:19px 0;font-weight:700}
.faq-question i{font-style:normal;color:var(--blue);font-size:22px;transition:.2s}
.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 35px 20px 0}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question i{transform:rotate(45deg)}
.cta{margin:0 0 80px;background:var(--blue-light);border:1px solid #cbdced;border-radius:var(--radius);padding:34px 40px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{font-size:27px;margin:0 0 8px}
.cta p{color:var(--ink-soft);margin:0;font-size:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:47px;padding:0 20px;border-radius:10px;border:1px solid transparent;font-size:14px;font-weight:700;transition:.2s}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(49,91,155,.2)}
.btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-secondary{border-color:var(--line);background:#fff;color:var(--blue-deep)}
.btn-secondary:hover{border-color:var(--blue);background:var(--blue-light)}
.btn:focus,.nav-links a:focus,.menu-toggle:focus,.filter:focus,.sort-select:focus,.faq-question:focus{outline:3px solid rgba(49,91,155,.22);outline-offset:3px}
.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:38px}
.page-btn{min-width:38px;height:38px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink-soft);display:inline-flex;align-items:center;justify-content:center;font-size:13px}
.page-btn:hover{border-color:var(--blue);color:var(--blue)}
.page-btn.current{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:700}
.page-btn.disabled{color:#b2bdc8;background:#f4f6f7;cursor:not-allowed}
footer{background:#223652;color:#e8eef6;padding:54px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .9fr;gap:70px}
footer .brand{color:#fff}
footer .brand-mark{border-color:#b9d4f3}
footer .brand-mark:before,footer .brand-mark:after{background:#b9d4f3}
footer .brand-mark:before{box-shadow:0 6px 0 #b9d4f3}
footer p{color:#b8c7d8;font-size:13px;max-width:320px;margin-top:18px}
footer h3{font-size:14px;color:#fff;margin:4px 0 16px}
footer ul{list-style:none;margin:0;padding:0}
footer li{margin:8px 0;color:#b8c7d8;font-size:13px}
footer a:hover{color:#fff}
.copyright{border-top:1px solid rgba(220,235,249,.16);margin-top:42px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#9fb1c5;font-size:12px}
@media(max-width:900px){
 .hero-grid,.head-layout,.faq-layout,.index-layout{grid-template-columns:1fr;gap:35px}
 .feature-entry{grid-row:auto}
 .feature-entry .visual{height:260px}
 .topic-row{grid-template-columns:1fr 1fr}
 .data-band{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
 .container{width:min(var(--container),calc(100% - 32px))}
 .topbar{height:68px}
 .nav-links{display:none;position:absolute;left:16px;right:16px;top:76px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 20px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
 .nav-links.open{display:flex}
 .nav-links a{padding:12px 0;border-bottom:1px solid #edf1f5}
 .nav-links a:last-child{border-bottom:0}
 .nav-links a.active:after{bottom:10px;left:auto;width:25px}
 .menu-toggle{display:block}
 .page-head{padding:45px 0 34px}
 .page-head h1{font-size:39px}
 .section,.faq-section{padding:55px 0}
 .toolbar{align-items:stretch;flex-direction:column}
 .filters{flex-wrap:nowrap;overflow:auto;padding-bottom:3px}
 .filter{white-space:nowrap}
 .feature-entry{display:block}
 .feature-entry .visual{height:210px}
 .compact-entry{grid-template-columns:105px 1fr}
 .compact-entry .entry-content{padding:18px}
 .compact-entry h3{font-size:16px}
 .compact-entry p{font-size:13px}
 .topic-row{grid-template-columns:1fr}
 .list-head{display:block}
 .list-head p{margin-top:15px}
 .cta{display:block;padding:28px 24px}
 .cta .btn{margin-top:22px;width:100%}
 .footer-grid{grid-template-columns:1fr;gap:25px}
 .copyright{display:block}
 .copyright span{display:block;margin-top:7px}
}