/* roulang page: index */
:root{
            --primary:#2878d2;
            --primary-dark:#155aaa;
            --primary-soft:#eaf4ff;
            --accent:#f0a05b;
            --mint:#57bda7;
            --bg:#f6f9fc;
            --surface:#ffffff;
            --text:#172b45;
            --muted:#6e7f92;
            --line:#dce7f1;
            --radius-sm:12px;
            --radius-md:20px;
            --radius-lg:30px;
            --shadow:0 10px 30px rgba(29,75,119,.08);
            --shadow-hover:0 16px 38px rgba(29,75,119,.14);
            --focus:0 0 0 4px rgba(40,120,210,.18);
            --container:1200px;
            --gutter:22px;
            --section:94px;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{
            background:var(--bg);
            color:var(--text);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
            font-size:16px;
            line-height:1.75;
            -webkit-font-smoothing:antialiased;
        }
        a{color:inherit;text-decoration:none}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        img{display:block;max-width:100%}
        .container{width:min(var(--container),calc(100% - var(--gutter)*2));margin:0 auto}
        .site-header{
            position:sticky;top:0;z-index:20;
            background:rgba(255,255,255,.96);
            border-bottom:1px solid var(--line);
            backdrop-filter:blur(12px);
        }
        .nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}
        .brand{display:flex;align-items:center;gap:10px;min-width:254px;font-weight:800;font-size:18px;letter-spacing:-.03em}
        .brand-mark{
            width:35px;height:35px;border-radius:11px;background:var(--primary);
            color:#fff;display:grid;place-items:center;font-size:17px;
            box-shadow:0 7px 15px rgba(40,120,210,.22)
        }
        .nav-tabs{display:flex;align-items:center;gap:8px;flex:1;overflow:auto;scrollbar-width:none}
        .nav-tabs::-webkit-scrollbar{display:none}
        .nav-tab{
            white-space:nowrap;padding:8px 14px;border:1px solid transparent;border-radius:999px;
            color:var(--muted);font-size:14px;transition:.2s ease;
        }
        .nav-tab:hover{color:var(--primary);background:var(--primary-soft)}
        .nav-tab:active{transform:translateY(1px)}
        .nav-tab.active{color:var(--primary-dark);background:var(--primary-soft);border-color:#cfe5fb;font-weight:700}
        .nav-cta{flex:none}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:8px;
            min-height:46px;padding:0 20px;border-radius:12px;font-weight:700;
            transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;
        }
        .btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(40,120,210,.2)}
        .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
        .btn-primary:active{transform:translateY(0);box-shadow:none}
        .btn-secondary{background:#fff;color:var(--primary-dark);border:1px solid #bcd9f3}
        .btn-secondary:hover{background:var(--primary-soft);border-color:var(--primary)}
        .btn:focus-visible,.nav-tab:focus-visible,.text-link:focus-visible,input:focus-visible,summary:focus-visible{outline:0;box-shadow:var(--focus)}
        .hero{padding:76px 0 72px;background:#fff;overflow:hidden}
        .hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:72px;align-items:center}
        .eyebrow,.section-kicker{
            display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);
            background:var(--primary-soft);border:1px solid #cfe5fb;border-radius:999px;
            padding:5px 12px;font-size:13px;font-weight:700;
        }
        .eyebrow i{width:7px;height:7px;background:var(--mint);border-radius:50%}
        h1{font-size:clamp(36px,5vw,62px);line-height:1.16;letter-spacing:-.065em;margin:20px 0 22px;max-width:650px}
        .hero-copy{font-size:18px;color:var(--muted);max-width:620px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 25px}
        .hero-notes{display:flex;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:13px}
        .hero-notes span{display:flex;align-items:center;gap:7px}
        .hero-notes b{color:var(--primary);font-size:19px}
        .guide-panel{
            position:relative;background:#f3f8fd;border:1px solid #d8e8f5;border-radius:var(--radius-lg);
            padding:25px;box-shadow:var(--shadow)
        }
        .guide-panel:before,.guide-panel:after{content:"";position:absolute;border-radius:50%;pointer-events:none}
        .guide-panel:before{width:105px;height:105px;background:#dff3ec;right:-38px;top:-42px}
        .guide-panel:after{width:55px;height:55px;background:#ffe9d5;left:-27px;bottom:40px}
        .panel-top{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
        .panel-top strong{font-size:18px}
        .status{font-size:12px;color:#25866e;background:#e1f5ee;padding:4px 9px;border-radius:999px}
        .search-line{position:relative;z-index:1;display:flex;gap:9px;background:#fff;border:1px solid var(--line);padding:7px;border-radius:13px}
        .search-line input{min-width:0;flex:1;border:0;padding:5px 9px;color:var(--text);background:transparent}
        .search-line input:focus{outline:0}
        .search-line button{background:var(--primary);color:#fff;padding:0 14px;border-radius:9px}
        .panel-list{position:relative;z-index:1;display:grid;gap:10px;margin-top:17px}
        .panel-item{display:flex;align-items:center;gap:12px;padding:14px;background:#fff;border:1px solid #e3edf5;border-radius:14px}
        .panel-num{width:29px;height:29px;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary);border-radius:9px;font-weight:800;font-size:13px}
        .panel-item strong{display:block;font-size:14px}.panel-item small{display:block;color:var(--muted);font-size:12px}
        .section{padding:var(--section) 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
        .section-head h2{font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-.045em;margin-top:12px}
        .section-head p{color:var(--muted);max-width:520px}
        .pain{background:#f7fbff}
        .pain-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:58px;align-items:start}
        .big-number{font-size:104px;line-height:1;color:#dcecf9;font-weight:900;letter-spacing:-.09em}
        .pain-intro h3{font-size:25px;line-height:1.35;margin:12px 0}
        .pain-intro p{color:var(--muted)}
        .problem-list{display:grid;gap:14px}
        .problem{display:grid;grid-template-columns:55px 1fr auto;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:19px 22px;transition:.2s}
        .problem:hover{transform:translateX(5px);box-shadow:var(--shadow)}
        .problem-index{font-size:22px;font-weight:800;color:var(--accent)}
        .problem h3{font-size:17px;margin-bottom:3px}.problem p{color:var(--muted);font-size:14px}
        .problem-arrow{color:var(--primary);font-size:22px}
        .solution{background:#fff}
        .path{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}
        .path-step{position:relative;padding:29px 25px;min-height:205px;border-right:1px solid var(--line)}
        .path-step:last-child{border-right:0}
        .path-step:nth-child(even){background:#fbfdff}
        .path-num{color:var(--primary);font-size:14px;font-weight:800;letter-spacing:.08em}
        .path-step h3{font-size:19px;margin:14px 0 7px}.path-step p{color:var(--muted);font-size:14px}
        .path-step:after{content:"→";position:absolute;right:-12px;top:76px;width:24px;height:24px;background:#fff;color:var(--primary);border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-size:13px;z-index:2}
        .path-step:last-child:after{display:none}
        .chips{display:flex;gap:9px;flex-wrap:wrap;margin-top:24px}.chip{border:1px solid var(--line);background:#fff;padding:7px 13px;border-radius:999px;color:var(--muted);font-size:13px}.chip.active{border-color:#acd2f2;color:var(--primary-dark);background:var(--primary-soft)}
        .results{background:#eef6fd}
        .metrics{display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:14px}
        .metric{padding:26px;background:#fff;border:1px solid #dcebf7;border-radius:18px}.metric:first-child{background:var(--primary);color:#fff;border-color:var(--primary)}
        .metric strong{display:block;font-size:39px;line-height:1.15;letter-spacing:-.05em}.metric span{display:block;margin-top:8px;font-size:13px;color:var(--muted)}.metric:first-child span{color:#d8ebff}
        .testimonials{background:#fff}
        .quotes{display:grid;grid-template-columns:1.05fr .9fr 1fr;gap:16px;align-items:start}
        .quote{padding:27px;background:#f8fbfe;border:1px solid var(--line);border-radius:20px}.quote:nth-child(2){margin-top:32px;background:#fff7ee;border-color:#f6dec4}.quote h3{font-size:17px;margin:14px 0 7px}.quote p{font-size:15px;color:var(--muted)}.quote-meta{color:var(--primary-dark);font-size:12px;font-weight:700}
        .quote-tag{display:inline-block;margin-top:16px;color:#58758e;background:#fff;border:1px solid var(--line);padding:4px 9px;border-radius:999px;font-size:12px}
        .lead-section{background:#f7fbff}
        .lead-box{display:grid;grid-template-columns:1fr .9fr;gap:55px;align-items:center;background:#eaf4ff;border:1px solid #cfe5fb;border-radius:27px;padding:42px}
        .lead-box h2{font-size:34px;line-height:1.3;margin:13px 0}.lead-box p{color:var(--muted);max-width:530px}
        .lead-form{background:#fff;padding:22px;border-radius:18px;box-shadow:var(--shadow)}
        .field{display:grid;gap:6px;margin-bottom:13px}.field label{font-size:13px;font-weight:700}.field input{height:44px;border:1px solid var(--line);border-radius:10px;padding:0 12px;color:var(--text);background:#fbfdff}.field input:hover{border-color:#a7ccea}.field input:focus{outline:0;border-color:var(--primary);box-shadow:var(--focus)}
        .lead-form .btn{width:100%}.form-note{color:var(--muted);font-size:12px;margin-top:10px}
        .news{background:#fff}.news-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}.news-list,.news-feature{border:1px solid var(--line);border-radius:20px;background:#fff}.news-list{padding:10px 24px}
        .news-item{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border-bottom:0}.news-item h3{font-size:16px;font-weight:700}.news-item p{font-size:13px;color:var(--muted)}.news-date{white-space:nowrap;color:var(--muted);font-size:12px}.news-feature{padding:25px;background:#f7fbff}.news-feature h3{font-size:20px;line-height:1.4;margin:13px 0}.news-feature p{color:var(--muted);font-size:14px}.text-link{display:inline-flex;margin-top:16px;color:var(--primary-dark);font-weight:700;font-size:14px}.text-link:hover{color:var(--primary)}
        .faq{background:#f7fbff}.faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);background:#fff}summary{list-style:none;cursor:pointer;padding:21px 23px;font-weight:700;display:flex;justify-content:space-between;gap:18px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--primary);font-size:23px;line-height:1}details[open] summary:after{content:"−"}details p{padding:0 23px 22px;color:var(--muted);font-size:14px;max-width:760px}
        .cta{padding:38px 0 82px;background:#f7fbff}.cta-box{background:var(--primary);color:#fff;border-radius:25px;padding:39px 45px;display:flex;align-items:center;justify-content:space-between;gap:24px}.cta-box h2{font-size:30px;line-height:1.3}.cta-box p{color:#d9ecff;margin-top:5px}.cta-box .btn{background:#fff;color:var(--primary-dark)}.cta-box .btn:hover{background:#e9f4ff}
        .privacy{padding:18px 0;background:#eef4f8;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.privacy strong{color:var(--text);margin-right:8px}
        .footer{background:#fff;padding:34px 0 25px;border-top:1px solid var(--line)}.footer-grid{display:flex;justify-content:space-between;gap:35px}.footer-brand p{font-size:13px;color:var(--muted);margin-top:8px}.footer-links{display:flex;gap:25px;align-items:center;color:var(--muted);font-size:13px}.footer-links a:hover{color:var(--primary)}.copyright{border-top:1px solid var(--line);margin-top:25px;padding-top:17px;color:var(--muted);font-size:12px}
        @media(max-width:1100px){.brand{min-width:220px}.hero-grid{gap:40px}.metrics{grid-template-columns:repeat(2,1fr)}.metric:first-child{grid-column:span 2}}
        @media(max-width:850px){:root{--section:72px;--gutter:18px}.nav-wrap{gap:12px;min-height:68px}.brand{min-width:auto;font-size:16px}.brand-mark{width:31px;height:31px}.nav-tabs{order:3;flex-basis:100%;padding-bottom:9px}.nav-wrap{flex-wrap:wrap;padding-top:9px}.nav-cta{margin-left:auto}.nav-cta .btn{min-height:38px;padding:0 13px;font-size:13px}.hero{padding-top:55px}.hero-grid,.lead-box,.news-grid{grid-template-columns:1fr}.pain-layout{grid-template-columns:1fr;gap:28px}.path{grid-template-columns:repeat(2,1fr)}.path-step{border-bottom:1px solid var(--line)}.path-step:nth-child(2){border-right:0}.path-step:nth-child(2):after{display:none}.path-step:nth-child(3){border-bottom:0}.path-step:nth-child(4){border-right:0;border-bottom:0}.quotes{grid-template-columns:1fr}.quote:nth-child(2){margin-top:0}.lead-box{padding:29px}.footer-grid{display:block}.footer-links{margin-top:20px;flex-wrap:wrap}}
        @media(max-width:576px){h1{font-size:38px}.hero-copy{font-size:16px}.hero-actions .btn{width:100%}.hero-notes{gap:8px;display:grid}.problem{grid-template-columns:40px 1fr}.problem-arrow{display:none}.path{display:block}.path-step{border-right:0!important;border-bottom:1px solid var(--line)!important;min-height:auto}.path-step:last-child{border-bottom:0!important}.path-step:after{display:none!important}.metrics{grid-template-columns:1fr}.metric:first-child{grid-column:auto}.section-head{display:block}.section-head p{margin-top:12px}.news-item{display:block}.news-date{display:block;margin-top:5px}.lead-box h2{font-size:28px}.cta-box{display:block;padding:30px 24px}.cta-box .btn{margin-top:20px;width:100%}.footer-links{gap:15px}}

/* roulang page: category1 */
:root{
 --primary:#2878d2;
 --primary-dark:#155aaa;
 --primary-soft:#eaf4ff;
 --accent:#f0a05b;
 --mint:#57bda7;
 --bg:#f6f9fc;
 --surface:#fff;
 --text:#172b45;
 --muted:#6e7f92;
 --line:#dce7f1;
 --radius-sm:12px;
 --radius-md:20px;
 --radius-lg:30px;
 --shadow:0 10px 30px rgba(29,75,119,.08);
 --shadow-hover:0 16px 38px rgba(29,75,119,.14);
 --focus:0 0 0 4px rgba(40,120,210,.18);
 --container:1200px;
 --gutter:22px;
 --section:82px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;background:var(--bg);color:var(--text);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
 font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{display:block;max-width:100%}
h1,h2,h3,p{margin:0}
.container{width:min(var(--container),calc(100% - var(--gutter)*2));margin:0 auto}
.site-header{
 position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);
 border-bottom:1px solid var(--line);backdrop-filter:blur(12px)
}
.nav-wrap{min-height:76px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:10px;min-width:254px;font-weight:800;font-size:18px;letter-spacing:-.03em}
.brand-mark{
 width:35px;height:35px;border-radius:11px;background:var(--primary);color:#fff;
 display:grid;place-items:center;font-size:17px;box-shadow:0 7px 15px rgba(40,120,210,.22)
}
.nav-tabs{display:flex;align-items:center;gap:8px;flex:1;overflow:auto;scrollbar-width:none}
.nav-tabs::-webkit-scrollbar{display:none}
.nav-tab{
 white-space:nowrap;padding:8px 14px;border:1px solid transparent;border-radius:999px;
 color:var(--muted);font-size:14px;transition:.2s ease
}
.nav-tab:hover{color:var(--primary);background:var(--primary-soft)}
.nav-tab:active{transform:translateY(1px)}
.nav-tab.active{color:var(--primary-dark);background:var(--primary-soft);border-color:#cfe5fb;font-weight:700}
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;
 padding:0 20px;border-radius:12px;font-weight:700;
 transition:transform .2s,box-shadow .2s,background .2s,border-color .2s
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(40,120,210,.2)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-secondary{background:#fff;color:var(--primary-dark);border:1px solid #bcd9f3}
.btn-secondary:hover{background:var(--primary-soft);border-color:var(--primary)}
.btn:focus-visible,.nav-tab:focus-visible,.text-link:focus-visible,
input:focus-visible,summary:focus-visible{outline:0;box-shadow:var(--focus)}
.category-hero{
 padding:62px 0 58px;background:#fff;border-bottom:1px solid #edf3f8
}
.category-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}
.eyebrow,.section-kicker{
 display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);
 background:var(--primary-soft);border:1px solid #cfe5fb;border-radius:999px;
 padding:5px 12px;font-size:13px;font-weight:700
}
.eyebrow i{width:7px;height:7px;background:var(--mint);border-radius:50%}
.category-hero h1{
 margin:18px 0 17px;font-size:clamp(34px,5vw,58px);line-height:1.18;
 letter-spacing:-.055em;max-width:700px
}
.category-hero p{color:var(--muted);font-size:17px;max-width:650px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.index-panel{
 background:#f7fbff;border:1px solid #d5e8f8;border-radius:26px;padding:26px;
 box-shadow:var(--shadow);position:relative;overflow:hidden
}
.index-panel:after{
 content:"";position:absolute;width:150px;height:150px;border-radius:50%;
 background:#dff1ed;right:-55px;top:-55px;opacity:.75
}
.index-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}
.index-top strong{font-size:18px}
.status{color:#287f72;background:#e8f7f2;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:700}
.index-rows{display:grid;gap:11px;margin-top:23px;position:relative;z-index:1}
.index-row{
 display:flex;align-items:center;gap:13px;background:#fff;border:1px solid #e3edf5;
 border-radius:14px;padding:13px 14px;transition:.2s ease
}
.index-row:hover{border-color:#acd2f2;transform:translateX(3px);box-shadow:var(--shadow)}
.index-num{
 width:30px;height:30px;border-radius:10px;background:var(--primary-soft);color:var(--primary);
 display:grid;place-items:center;font-size:13px;font-weight:800;flex:none
}
.index-row b{display:block;font-size:14px}
.index-row small{display:block;color:var(--muted);font-size:12px}
.section{padding:var(--section) 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
.section-head h2{font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-.045em;margin-top:12px}
.section-head p{color:var(--muted);max-width:520px}
.filter-bar{
 display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:17px;
 background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:29px;
 box-shadow:0 5px 18px rgba(29,75,119,.04)
}
.filter-label{font-size:13px;font-weight:700;color:var(--text);margin-right:3px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{
 border:1px solid var(--line);background:#fff;padding:7px 13px;border-radius:999px;
 color:var(--muted);font-size:13px;transition:.2s ease
}
.chip:hover{border-color:#9dc9ed;color:var(--primary)}
.chip.active{border-color:#acd2f2;color:var(--primary-dark);background:var(--primary-soft);font-weight:700}
.chip:active{transform:translateY(1px)}
.search-box{margin-left:auto;display:flex;gap:7px;border:1px solid var(--line);border-radius:11px;padding:5px;background:#fbfdff}
.search-box input{width:155px;border:0;background:transparent;padding:3px 7px;color:var(--text);outline:0}
.search-box button{background:var(--primary-soft);color:var(--primary-dark);padding:5px 10px;border-radius:8px;font-size:13px}
.search-box button:hover{background:#d9edff}
.content-layout{display:grid;grid-template-columns:235px 1fr;gap:28px;align-items:start}
.side-nav{
 background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;
 position:sticky;top:100px
}
.side-nav h3{font-size:16px;margin-bottom:13px}
.side-nav a{
 display:flex;justify-content:space-between;align-items:center;padding:10px 11px;
 border-radius:10px;color:var(--muted);font-size:14px;transition:.2s ease
}
.side-nav a:hover{background:var(--primary-soft);color:var(--primary)}
.side-nav a.current{background:var(--primary);color:#fff;font-weight:700}
.side-nav em{font-style:normal;font-size:12px;opacity:.72}
.topic-feature{
 display:grid;grid-template-columns:1.14fr .86fr;gap:0;background:#fff;
 border:1px solid var(--line);border-radius:21px;overflow:hidden;box-shadow:var(--shadow);
 margin-bottom:17px;transition:.25s ease
}
.topic-feature:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.topic-visual{
 min-height:215px;padding:24px;background:#eaf4ff;position:relative;overflow:hidden;
 display:flex;align-items:flex-end
}
.topic-visual:before,.topic-visual:after{
 content:"";position:absolute;border:1px solid rgba(40,120,210,.18);border-radius:50%
}
.topic-visual:before{width:190px;height:190px;right:-30px;top:-55px}
.topic-visual:after{width:110px;height:110px;right:45px;top:25px}
.visual-note{position:relative;z-index:1;background:#fff;border-radius:13px;padding:13px 15px;box-shadow:var(--shadow);max-width:220px}
.visual-note b{display:block;font-size:15px}
.visual-note span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
.topic-copy{padding:25px 27px}
.topic-copy h3{font-size:23px;line-height:1.35;margin:10px 0 9px}
.topic-copy p{color:var(--muted);font-size:14px}
.badge{
 display:inline-flex;align-items:center;border-radius:999px;padding:4px 9px;
 background:#fff3e8;color:#b76b28;font-size:12px;font-weight:700
}
.list-stack{display:grid;gap:12px}
.list-card{
 display:grid;grid-template-columns:52px 1fr auto;gap:16px;align-items:center;
 background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px 19px;
 transition:.22s ease
}
.list-card:hover{border-color:#acd2f2;box-shadow:var(--shadow);transform:translateY(-2px)}
.list-index{
 width:42px;height:42px;border-radius:13px;background:#f0f7fd;color:var(--primary);
 display:grid;place-items:center;font-weight:800
}
.list-card h3{font-size:16px;margin-bottom:3px}
.list-card p{font-size:13px;color:var(--muted);line-height:1.6}
.card-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:5px;color:#8292a1;font-size:11px}
.text-link{color:var(--primary-dark);font-size:13px;font-weight:700;white-space:nowrap}
.text-link:hover{color:var(--primary)}
.mini-tag{color:#508679;background:#edf8f5;padding:3px 8px;border-radius:999px;font-size:11px}
.note-section{background:#f7fbff}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.info-card{
 background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
 box-shadow:0 7px 22px rgba(29,75,119,.045)
}
.info-card h3{font-size:19px;margin-bottom:8px}
.info-card p{color:var(--muted);font-size:14px}
.info-icon{
 width:38px;height:38px;border-radius:12px;background:var(--primary-soft);
 color:var(--primary);display:grid;place-items:center;font-weight:800;margin-bottom:17px
}
.faq-list{display:grid;gap:11px;max-width:850px}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 20px}
.faq-list details[open]{border-color:#bcd9f3;box-shadow:var(--shadow)}
.faq-list summary{cursor:pointer;list-style:none;padding:17px 25px 17px 0;font-weight:700;position:relative}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"＋";position:absolute;right:0;color:var(--primary);font-size:20px;top:14px}
.faq-list details[open] summary:after{content:"－"}
.faq-answer{color:var(--muted);font-size:14px;padding:0 0 18px;max-width:730px}
.lead-section{padding:0 0 var(--section)}
.lead-box{
 display:grid;grid-template-columns:1fr .78fr;gap:45px;align-items:center;
 background:#eaf4ff;border:1px solid #cfe5fb;border-radius:27px;padding:40px 44px
}
.lead-box h2{font-size:clamp(27px,3vw,36px);line-height:1.3;margin:13px 0 10px}
.lead-box p{color:var(--muted);max-width:570px}
.lead-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.quick-box{background:#fff;border:1px solid #d6e8f7;border-radius:18px;padding:21px;box-shadow:var(--shadow)}
.quick-box strong{display:block;margin-bottom:12px}
.quick-line{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);padding:8px 0;border-bottom:1px solid #edf3f8}
.quick-line:last-child{border-bottom:0}
.quick-dot{width:8px;height:8px;border-radius:50%;background:var(--mint);flex:none}
.footer{background:#fff;border-top:1px solid var(--line);padding:37px 0 24px}
.footer-grid{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}
.footer-brand .brand{min-width:0;font-size:17px}
.footer-brand p{color:var(--muted);font-size:13px;margin-top:12px}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:13px}
.footer-links a:hover{color:var(--primary)}
.copyright{border-top:1px solid #edf3f8;margin-top:28px;padding-top:18px;color:#8b9aaa;font-size:12px}
@media(max-width:992px){
 .nav-wrap{gap:16px}.brand{min-width:220px}
 .category-hero-grid{grid-template-columns:1fr;gap:34px}
 .content-layout{grid-template-columns:190px 1fr}
 .topic-feature{grid-template-columns:1fr}
 .topic-visual{min-height:165px}
 .lead-box{grid-template-columns:1fr}
}
@media(max-width:768px){
 :root{--gutter:18px;--section:62px}
 .nav-wrap{min-height:68px;flex-wrap:wrap;padding:10px 0;gap:8px}
 .brand{min-width:0;flex:1;font-size:16px}
 .brand-mark{width:32px;height:32px}
 .nav-cta{min-height:39px;padding:0 13px;font-size:13px}
 .nav-tabs{order:3;flex-basis:100%;padding-bottom:2px}
 .category-hero{padding:43px 0 42px}
 .category-hero h1{font-size:38px}
 .section-head{display:block;margin-bottom:22px}
 .section-head p{margin-top:10px}
 .content-layout{display:block}
 .side-nav{position:static;margin-bottom:18px;overflow:auto;white-space:nowrap;padding:10px;display:flex;align-items:center;gap:5px}
 .side-nav h3{display:none}
 .side-nav a{display:inline-flex;flex:none;padding:8px 12px}
 .filter-bar{align-items:stretch}
 .search-box{width:100%;margin-left:0}
 .search-box input{width:auto;flex:1}
 .list-card{grid-template-columns:42px 1fr}
 .list-card .text-link{grid-column:2;justify-self:start}
 .lead-box{padding:28px 24px}
 .footer-grid{display:block}
 .footer-links{margin-top:22px}
}
@media(max-width:520px){
 .category-hero h1{font-size:32px}
 .category-hero p{font-size:15px}
 .hero-actions .btn{width:100%}
 .index-panel{padding:19px}
 .topic-copy{padding:21px}
 .topic-copy h3{font-size:20px}
 .list-card{gap:11px;padding:15px}
 .list-card p{font-size:12px}
 .info-grid{grid-template-columns:1fr}
 .lead-actions .btn{width:100%}
 .footer-links{gap:12px 18px}
}