/* roulang page: index */
:root{
            --primary:#466b93;
            --primary-deep:#213b59;
            --primary-soft:#eaf2f8;
            --primary-pale:#f5f9fc;
            --accent:#d98159;
            --accent-deep:#b96744;
            --surface:#fff;
            --background:#f6f8fb;
            --text-main:#263746;
            --text-muted:#718092;
            --border:#dce5ed;
            --success:#4d8b73;
            --warning:#b77c3f;
            --radius-sm:10px;
            --radius-md:16px;
            --radius-lg:24px;
            --shadow-sm:0 8px 24px rgba(40,65,88,.07);
            --shadow-md:0 16px 42px rgba(40,65,88,.12);
            --container:1200px;
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            color:var(--text-main);
            background:var(--background);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
            font-size:16px;
            line-height:1.8;
            overflow-x:hidden;
        }
        a{color:var(--primary);text-decoration:none;transition:color .2s ease,background .2s ease,border .2s ease}
        a:hover{color:var(--primary-deep)}
        img{display:block;max-width:100%;height:auto}
        button,input,select{font:inherit}
        button{cursor:pointer}
        :focus-visible{outline:3px solid rgba(217,129,89,.5);outline-offset:3px}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .site-header{
            position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
            border-bottom:1px solid var(--border);box-shadow:0 3px 16px rgba(35,58,80,.04)
        }
        .nav-row{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:flex;align-items:center;gap:12px;color:var(--primary-deep);font-weight:800;line-height:1.25}
        .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--primary);color:#fff;display:grid;place-items:center;font-size:18px;box-shadow:0 7px 16px rgba(70,107,147,.22)}
        .brand-name{font-size:18px;letter-spacing:.01em}
        .main-nav{display:flex;align-items:center;gap:8px}
        .main-nav a{display:inline-flex;align-items:center;min-height:42px;padding:0 15px;border-radius:9px;color:var(--text-muted);font-size:15px;font-weight:650}
        .main-nav a:hover,.main-nav a.active{background:var(--primary-soft);color:var(--primary-deep)}
        .nav-cta,.button.primary{background:var(--primary);color:#fff!important;border:1px solid var(--primary);border-radius:10px;padding:11px 18px;font-weight:700;box-shadow:0 8px 18px rgba(70,107,147,.18)}
        .nav-cta:hover,.button.primary:hover{background:var(--primary-deep);border-color:var(--primary-deep);transform:translateY(-1px)}
        .menu-toggle{display:none;background:transparent;border:1px solid var(--border);border-radius:9px;padding:8px 12px;color:var(--primary-deep)}
        .crumb-wrap{padding:22px 0 0}
        .breadcrumbs{margin:0;background:transparent;color:var(--text-muted);font-size:14px}
        .breadcrumbs a{color:var(--primary)}
        .hero{padding:52px 0 76px}
        .hero-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(360px,.88fr);gap:72px;align-items:center}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.08em}
        .eyebrow::before{content:"";width:24px;height:2px;background:var(--accent)}
        h1,h2,h3{margin:0;color:var(--primary-deep);line-height:1.28;font-weight:800}
        h1{font-size:clamp(40px,5vw,62px);letter-spacing:-.045em;margin:15px 0 22px;max-width:700px}
        h2{font-size:clamp(28px,3.2vw,38px);letter-spacing:-.025em}
        h3{font-size:20px}
        .hero-copy{font-size:18px;color:var(--text-muted);max-width:680px;margin:0 0 28px}
        .hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:13px;margin-bottom:26px}
        .button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:10px 19px;border-radius:10px;font-size:15px;font-weight:750;transition:all .2s ease}
        .button.secondary{background:#fff;color:var(--primary-deep);border:1px solid var(--border)}
        .button.secondary:hover{border-color:var(--primary);background:var(--primary-pale)}
        .button.accent{background:var(--accent);border:1px solid var(--accent);color:#fff}
        .button.accent:hover{background:var(--accent-deep);border-color:var(--accent-deep)}
        .hero-notice{display:flex;gap:10px;align-items:flex-start;color:var(--text-muted);font-size:13px;max-width:560px}
        .notice-dot{width:9px;height:9px;background:var(--success);border-radius:50%;margin-top:8px;flex:none}
        .hero-board{position:relative;min-height:395px;background:#edf4f9;border:1px solid #d7e3ed;border-radius:28px;padding:25px;overflow:hidden;box-shadow:var(--shadow-md)}
        .hero-board::before,.hero-board::after{content:"";position:absolute;border-radius:50%;background:rgba(118,164,193,.14)}
        .hero-board::before{width:220px;height:220px;right:-80px;top:-70px}.hero-board::after{width:150px;height:150px;left:-65px;bottom:-70px}
        .board-top{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
        .board-label{font-size:13px;color:var(--text-muted);font-weight:700}
        .status{padding:5px 10px;border-radius:20px;background:#fff;color:var(--success);font-size:12px;font-weight:750;border:1px solid #d6e9e0}
        .board-feature{position:relative;z-index:1;background:#fff;border-radius:18px;padding:22px;box-shadow:var(--shadow-sm);margin-bottom:16px}
        .board-number{font-size:46px;color:var(--primary-soft);font-weight:900;line-height:1;float:right}
        .board-feature h3{margin-bottom:8px}.board-feature p{font-size:14px;color:var(--text-muted);margin:0 0 16px}
        .tag-row{display:flex;flex-wrap:wrap;gap:8px}
        .tag{display:inline-flex;padding:5px 10px;border-radius:7px;background:var(--primary-soft);color:var(--primary);font-size:12px;font-weight:700}
        .tag.warm{background:#fff1ea;color:var(--accent-deep)}
        .board-lines{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:12px}
        .board-line{background:rgba(255,255,255,.78);border:1px solid rgba(220,229,237,.9);border-radius:12px;padding:13px;font-size:13px;color:var(--text-muted)}
        .board-line strong{display:block;color:var(--primary-deep);font-size:15px}
        section{padding:82px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:30px}
        .section-head p{max-width:560px;color:var(--text-muted);margin:8px 0 0}
        .value-strip{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
        .value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
        .value-item{padding:34px 34px 35px;border-right:1px solid var(--border)}
        .value-item:last-child{border-right:0}.value-num{font-size:14px;color:var(--accent);font-weight:850;margin-bottom:16px}
        .value-item p{color:var(--text-muted);font-size:15px;margin:8px 0 0}
        .directory{background:var(--primary-pale)}
        .directory-layout{display:grid;grid-template-columns:1fr 1.08fr;gap:48px;align-items:center}
        .directory-visual{background:#fff;border:1px solid var(--border);border-radius:22px;padding:20px;box-shadow:var(--shadow-sm)}
        .visual-cover{height:225px;border-radius:15px;background:linear-gradient(135deg,#dbe9f3 0%,#f7eee8 100%);position:relative;overflow:hidden;padding:23px}
        .visual-cover::after{content:"";position:absolute;right:28px;bottom:-45px;width:170px;height:170px;border:23px solid rgba(70,107,147,.15);border-radius:50%}
        .cover-caption{position:relative;z-index:1;color:var(--primary-deep);font-size:22px;font-weight:800;max-width:230px}
        .visual-meta{display:flex;justify-content:space-between;gap:12px;padding-top:16px;color:var(--text-muted);font-size:13px}
        .steps{display:grid;gap:18px;margin-top:24px}
        .step{display:grid;grid-template-columns:42px 1fr;gap:15px;align-items:start}
        .step-index{width:38px;height:38px;border-radius:11px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800}
        .step h3{font-size:18px;margin-bottom:3px}.step p{margin:0;color:var(--text-muted);font-size:15px}
        .trust{background:#fff}
        .trust-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:center}
        .metric-panel{background:var(--primary-deep);color:#fff;padding:35px;border-radius:22px;box-shadow:var(--shadow-md)}
        .metric-panel h3{color:#fff;font-size:25px;margin-bottom:10px}.metric-panel p{color:#c9d6e2;font-size:15px;margin:0 0 25px}
        .metric-line{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.18);padding:14px 0;color:#d8e4ed;font-size:14px}
        .metric-line strong{color:#fff}
        .signal-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
        .signal{padding:20px;border:1px solid var(--border);border-radius:14px;background:var(--surface)}
        .signal strong{display:block;color:var(--primary-deep);font-size:17px;margin-bottom:5px}.signal span{color:var(--text-muted);font-size:14px}
        .updates{background:#f1f5f8}
        .update-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
        .update-list,.quick-card{background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-sm)}
        .update-list{padding:8px 24px}
        .update-row{display:grid;grid-template-columns:86px 1fr auto;align-items:center;gap:18px;padding:20px 0;border-bottom:1px solid var(--border)}
        .update-row:last-child{border-bottom:0}.update-date{font-size:12px;color:var(--text-muted)}.update-row h3{font-size:17px}.update-row p{font-size:13px;color:var(--text-muted);margin:3px 0 0}
        .arrow{font-size:20px;color:var(--accent)}
        .quick-card{padding:26px}.quick-card h3{margin-bottom:14px}.quick-card p{font-size:14px;color:var(--text-muted);margin:0 0 18px}
        .faq{background:#fff}.accordion{margin:27px 0 0;border:0;background:transparent}
        .accordion-item{border:1px solid var(--border)!important;border-radius:12px!important;margin-bottom:11px;overflow:hidden}
        .accordion-title{border:0!important;padding:18px 22px;color:var(--primary-deep);font-weight:750;font-size:16px;background:#fff}
        .accordion-title:hover,.accordion-item.is-active .accordion-title{background:var(--primary-pale);color:var(--primary)}
        .accordion-content{border:0!important;padding:0 22px 19px;color:var(--text-muted);font-size:14px;line-height:1.8}
        .cta-section{padding:68px 0}.cta-box{background:var(--primary-soft);border:1px solid #d2e2ee;border-radius:24px;padding:44px 50px;display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta-box p{color:var(--text-muted);margin:9px 0 0;max-width:650px}
        .floating-bar{position:fixed;z-index:40;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);box-shadow:0 -8px 28px rgba(35,58,80,.12);padding:12px 0}
        .floating-inner{display:flex;justify-content:space-between;align-items:center;gap:18px}.floating-copy{font-size:14px;color:var(--text-muted)}.floating-copy strong{color:var(--primary-deep);margin-right:10px}
        .site-footer{background:#1d344c;color:#c2d0dc;padding:42px 0 90px}
        .footer-grid{display:flex;justify-content:space-between;gap:36px}.footer-brand{color:#fff;font-weight:800;font-size:17px}.footer-grid p{font-size:13px;color:#aebdca;margin:10px 0 0}.footer-links{display:flex;gap:20px;align-items:flex-start}.footer-links a{color:#d7e2eb;font-size:14px}.footer-links a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:28px;padding-top:20px;font-size:12px;color:#92a7b8}
        @media(max-width:900px){.hero-grid,.directory-layout,.trust-grid,.update-layout{grid-template-columns:1fr;gap:35px}.hero{padding-top:35px}.hero-board{max-width:650px}.cta-box{align-items:flex-start;flex-direction:column}.main-nav{gap:0}}
        @media(max-width:680px){
            .container{width:min(100% - 32px,var(--container))}.nav-row{min-height:66px}.brand-name{font-size:15px}.brand-mark{width:34px;height:34px}
            .menu-toggle{display:block}.main-nav{display:none;position:absolute;top:66px;left:0;right:0;padding:12px 16px 18px;background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{justify-content:center;margin:2px 0}.nav-cta{text-align:center}
            .crumb-wrap{padding-top:15px}.hero{padding:35px 0 55px}h1{font-size:40px}.hero-copy{font-size:16px}.hero-actions{align-items:stretch;flex-direction:column}.button{width:100%}.hero-board{min-height:350px;padding:18px}.board-lines{grid-template-columns:1fr}
            section{padding:58px 0}.section-head{display:block;margin-bottom:22px}.section-head p{font-size:14px}.value-grid{grid-template-columns:1fr}.value-item{border-right:0;border-bottom:1px solid var(--border);padding:26px 0}.value-item:last-child{border-bottom:0}
            .directory-visual{padding:12px}.visual-cover{height:190px}.signal-list{grid-template-columns:1fr}.update-list{padding:5px 16px}.update-row{grid-template-columns:1fr auto;gap:4px 12px;padding:17px 0}.update-date{grid-column:1/-1}.update-row p{font-size:12px}.cta-box{padding:30px 23px}.footer-grid{display:block}.footer-links{margin-top:22px;flex-wrap:wrap}.floating-inner{align-items:center}.floating-copy{font-size:12px}.floating-copy strong{display:block;margin:0}.floating-bar .button{width:auto;min-height:40px;padding:7px 12px;font-size:13px}
        }
        @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
 --primary:#466b93;--primary-deep:#213b59;--primary-soft:#eaf2f8;--primary-pale:#f5f9fc;
 --accent:#d98159;--accent-deep:#b96744;--surface:#fff;--background:#f6f8fb;
 --text-main:#263746;--text-muted:#718092;--border:#dce5ed;--success:#4d8b73;
 --warning:#b77c3f;--radius-sm:10px;--radius-md:16px;--radius-lg:24px;
 --shadow-sm:0 8px 24px rgba(40,65,88,.07);--shadow-md:0 16px 42px rgba(40,65,88,.12);
 --container:1200px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--text-main);background:var(--background);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{color:var(--primary-deep);line-height:1.35;font-weight:800}
h1{font-size:clamp(34px,4vw,54px);letter-spacing:-.03em}
h2{font-size:clamp(27px,3vw,36px)}
h3{font-size:19px}
a{color:var(--primary);text-decoration:none;transition:.2s ease}
a:hover{color:var(--primary-deep)}
img{display:block;max-width:100%;height:auto}
button,input,select{font:inherit}
button{cursor:pointer}
.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid var(--border);box-shadow:0 3px 16px rgba(35,58,80,.04)}
.nav-row{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;color:var(--primary-deep);font-weight:800;line-height:1.25}
.brand:hover{color:var(--primary)}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--primary);color:#fff;display:grid;place-items:center;font-size:18px;box-shadow:0 7px 16px rgba(70,107,147,.22)}
.brand-name{font-size:18px;letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:8px}
.main-nav a{display:inline-flex;align-items:center;min-height:42px;padding:0 15px;border-radius:9px;color:var(--text-muted);font-size:15px;font-weight:650}
.main-nav a:hover,.main-nav a.active{background:var(--primary-soft);color:var(--primary-deep)}
.main-nav a.nav-cta{background:var(--primary);color:#fff;border:1px solid var(--primary);box-shadow:0 8px 18px rgba(70,107,147,.18)}
.main-nav a.nav-cta:hover{background:var(--primary-deep);border-color:var(--primary-deep);transform:translateY(-1px)}
.menu-toggle{display:none;background:#fff;border:1px solid var(--border);border-radius:9px;padding:8px 12px;color:var(--primary-deep)}
.breadcrumb-wrap{padding:25px 0 8px}
.breadcrumbs{margin:0;background:transparent;padding:0;color:var(--text-muted);font-size:14px}
.breadcrumbs li:not(:last-child)::after{color:#9aabba}
.breadcrumbs a{color:var(--primary)}
.page-intro{padding:22px 0 46px}
.intro-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:55px;align-items:end}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.08em}
.eyebrow::before,.section-kicker::before{content:"";width:24px;height:2px;background:var(--accent)}
.page-intro h1{max-width:770px;margin:12px 0 15px}
.page-intro p{max-width:760px;color:var(--text-muted);font-size:17px;margin-bottom:0}
.intro-note{padding:20px;background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-sm)}
.intro-note strong{display:block;color:var(--primary-deep);font-size:25px;margin-bottom:4px}
.intro-note span{font-size:13px;color:var(--text-muted)}
.filter-panel{background:#fff;border:1px solid var(--border);border-radius:18px;padding:21px 24px;margin-bottom:30px;box-shadow:var(--shadow-sm)}
.filter-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.filter-label{font-size:14px;font-weight:800;color:var(--primary-deep);margin-right:3px}
.filter-chip{display:inline-flex;align-items:center;min-height:36px;padding:5px 13px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text-muted);font-size:13px}
.filter-chip:hover,.filter-chip.active{background:var(--primary-soft);border-color:#a9c3d8;color:var(--primary-deep)}
.filter-search{display:flex;gap:8px;margin-left:auto}
.filter-search input{width:190px;height:38px;border:1px solid var(--border);border-radius:8px;padding:0 12px;color:var(--text-main);background:#fbfdff}
.filter-search input:focus{outline:3px solid rgba(70,107,147,.2);border-color:var(--primary)}
.filter-search button{height:38px;padding:0 14px;border:0;border-radius:8px;background:var(--primary);color:#fff;font-size:13px;font-weight:700}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start}
.index-list{display:flex;flex-direction:column;gap:15px}
.index-card{display:grid;grid-template-columns:154px minmax(0,1fr) auto;gap:21px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:17px;padding:15px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.index-card:hover{transform:translateY(-3px);border-color:#abc4d8;box-shadow:var(--shadow-md)}
.cover{position:relative;min-height:112px;border-radius:12px;overflow:hidden;background:#dfeaf2;display:flex;align-items:flex-end;padding:13px;color:#fff}
.cover::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#6c91ae 0%,#b9cdd9 52%,#e5b49d 100%)}
.cover.cover-two::before{background:linear-gradient(135deg,#7896a7,#d9b9aa 55%,#e4e9ed)}
.cover.cover-three::before{background:linear-gradient(135deg,#4e718e,#a9c5ca 58%,#efd2c3)}
.cover.cover-four::before{background:linear-gradient(135deg,#809ab2,#ccd9df 52%,#d99b81)}
.cover span{position:relative;z-index:1;background:rgba(33,59,89,.76);border-radius:6px;padding:3px 8px;font-size:12px}
.index-body h3{margin:8px 0 5px;font-size:19px}
.index-body p{margin:0;color:var(--text-muted);font-size:14px;line-height:1.65}
.card-meta{display:flex;align-items:center;gap:11px;color:var(--text-muted);font-size:12px}
.card-meta .tag{font-size:11px}
.tag{display:inline-flex;padding:4px 9px;border-radius:7px;background:var(--primary-soft);color:var(--primary);font-size:12px;font-weight:700}
.tag.warm{background:#fff1ea;color:var(--accent-deep)}
.index-action{white-space:nowrap}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 16px;border-radius:10px;font-size:14px;font-weight:750;transition:all .2s ease}
.button.primary{background:var(--primary);color:#fff;border:1px solid var(--primary);box-shadow:0 8px 18px rgba(70,107,147,.18)}
.button.primary:hover{background:var(--primary-deep);border-color:var(--primary-deep);transform:translateY(-1px)}
.button.secondary{background:#fff;color:var(--primary-deep);border:1px solid var(--border)}
.button.secondary:hover{border-color:var(--primary);background:var(--primary-pale)}
.button.accent{background:var(--accent);border:1px solid var(--accent);color:#fff}
.button.accent:hover{background:var(--accent-deep);border-color:var(--accent-deep)}
.button:focus-visible,.filter-chip:focus-visible,.main-nav a:focus-visible,.footer-links a:focus-visible,button:focus-visible{outline:3px solid rgba(217,129,89,.42);outline-offset:3px}
.side-stack{display:flex;flex-direction:column;gap:17px}
.side-card{background:#fff;border:1px solid var(--border);border-radius:17px;padding:22px;box-shadow:var(--shadow-sm)}
.side-card h3{font-size:18px;margin-bottom:13px}
.side-card p{font-size:14px;color:var(--text-muted);margin-bottom:15px}
.side-links{list-style:none;margin:0;padding:0}
.side-links li{border-bottom:1px solid var(--border)}
.side-links li:last-child{border-bottom:0}
.side-links a{display:flex;justify-content:space-between;gap:10px;padding:11px 0;font-size:14px;color:var(--text-main)}
.side-links a:hover{color:var(--primary)}
.side-links span{color:var(--text-muted);font-size:12px}
.notice-box{background:var(--primary-pale);border-color:#cbdde9}
.notice-box strong{display:block;color:var(--primary-deep);margin-bottom:6px}
.notice-box p{margin:0;font-size:13px}
.pagination-wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:28px 0 0}
.pagination{margin:0}
.pagination li a,.pagination .current{border-radius:7px;margin-right:5px;min-width:35px;text-align:center}
.pagination li a{color:var(--primary)}
.pagination .current{background:var(--primary);color:#fff}
.index-footnote{padding:52px 0 68px}
.footnote-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.info-block{background:#fff;border:1px solid var(--border);border-radius:18px;padding:26px;box-shadow:var(--shadow-sm)}
.info-block h2{font-size:24px;margin-bottom:12px}
.info-block p{color:var(--text-muted);font-size:15px;margin-bottom:0}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:16px 20px;color:var(--primary-deep);font-weight:750;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"＋";float:right;color:var(--accent);font-size:20px;line-height:1}
.faq-item[open] summary::after{content:"－"}
.faq-answer{padding:0 20px 17px;color:var(--text-muted);font-size:14px}
.cta-section{padding:68px 0}
.cta-panel{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:35px 42px;background:var(--primary-soft);border:1px solid #cbdde9;border-radius:22px}
.cta-panel h2{font-size:28px;margin-bottom:8px}
.cta-panel p{color:var(--text-muted);margin:0}
.cta-actions{display:flex;gap:11px;flex-shrink:0}
.site-footer{background:#edf3f7;border-top:1px solid var(--border);padding:38px 0 88px}
.footer-grid{display:flex;justify-content:space-between;gap:30px}
.footer-brand{font-size:18px;color:var(--primary-deep);font-weight:800;margin-bottom:7px}
.site-footer p{margin:0;color:var(--text-muted);font-size:13px}
.footer-links{display:flex;gap:20px;align-items:flex-start}
.footer-links a{font-size:14px;color:var(--text-muted)}
.footer-links a:hover{color:var(--primary-deep)}
.copyright{border-top:1px solid var(--border);margin-top:25px;padding-top:19px;color:var(--text-muted);font-size:12px}
.fixed-bar{position:fixed;z-index:60;bottom:0;left:0;right:0;background:rgba(255,255,255,.98);border-top:1px solid var(--border);box-shadow:0 -8px 25px rgba(40,65,88,.1);padding:12px 0}
.fixed-inner{display:flex;justify-content:space-between;align-items:center;gap:18px}
.fixed-inner p{margin:0;color:var(--text-muted);font-size:13px}
.fixed-inner strong{color:var(--primary-deep);margin-right:9px}
.close-bar{border:0;background:transparent;color:var(--text-muted);font-size:20px;padding:5px 9px}
.close-bar:hover{color:var(--primary-deep)}
.is-hidden{display:none}
@media(max-width:900px){
 .intro-grid,.content-layout{grid-template-columns:1fr}
 .intro-note{max-width:400px}
 .content-layout{gap:22px}
 .side-stack{display:grid;grid-template-columns:1fr 1fr}
 .cta-panel{align-items:flex-start;flex-direction:column}
}
@media(max-width:700px){
 .container{width:min(var(--container),calc(100% - 34px))}
 .nav-row{min-height:68px}
 .brand-name{font-size:15px}
 .brand-mark{width:34px;height:34px}
 .menu-toggle{display:block}
 .main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 17px 18px;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm)}
 .main-nav.is-open{display:flex}
 .main-nav a{justify-content:center}
 .breadcrumb-wrap{padding-top:18px}
 .page-intro{padding-bottom:30px}
 .filter-search{width:100%;margin:7px 0 0}
 .filter-search input{flex:1;width:auto}
 .index-card{grid-template-columns:104px minmax(0,1fr);gap:14px}
 .cover{min-height:100px}
 .index-action{grid-column:2}
 .index-action .button{width:100%}
 .side-stack,.footnote-grid{grid-template-columns:1fr}
 .pagination-wrap{align-items:flex-start;flex-direction:column}
 .cta-section{padding:42px 0}
 .cta-panel{padding:27px 23px}
 .cta-actions{width:100%;flex-direction:column}
 .cta-actions .button{width:100%}
 .footer-grid{flex-direction:column}
 .fixed-inner{align-items:center}
 .fixed-inner p{font-size:12px;line-height:1.5}
 .fixed-inner p strong{display:block;margin:0}
 .fixed-inner .button{min-height:38px;padding:7px 12px;font-size:12px}
}
@media(max-width:430px){
 h1{font-size:32px}
 .index-card{grid-template-columns:1fr}
 .cover{min-height:130px}
 .index-action{grid-column:auto}
 .side-card{padding:18px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}