/* roulang page: index */
:root{
            --ink:#15171d;
            --muted:#626774;
            --soft:#f5f6f2;
            --paper:#ffffff;
            --dark:#17191f;
            --lime:#b9f238;
            --purple:#775bff;
            --teal:#23c7b7;
            --coral:#ee927a;
            --line:#e2e5dd;
            --line-dark:rgba(255,255,255,.14);
            --radius-sm:12px;
            --radius-md:18px;
            --radius-lg:26px;
            --shadow:0 18px 50px rgba(24,28,35,.08);
            --shadow-hover:0 24px 60px rgba(24,28,35,.14);
            --ease:220ms ease;
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            color:var(--ink);
            background:var(--soft);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
            font-size:16px;
            line-height:1.8;
            -webkit-font-smoothing:antialiased;
        }
        body,button,input,textarea{font-family:inherit}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input,textarea{font-size:inherit}
        button{border:0;cursor:pointer}
        .skip-link{
            position:absolute;left:16px;top:-60px;z-index:99;
            padding:10px 16px;border-radius:10px;background:var(--lime);color:var(--ink);
        }
        .skip-link:focus{top:12px}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{
            position:sticky;top:0;z-index:20;
            height:76px;background:rgba(255,255,255,.96);
            border-bottom:1px solid var(--line);
            box-shadow:0 4px 18px rgba(21,23,29,.04);
            backdrop-filter:blur(12px);
        }
        .nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
        .brand{display:inline-flex;align-items:center;gap:10px;flex:none;font-weight:800;letter-spacing:-.04em}
        .brand-mark{
            position:relative;width:34px;height:34px;overflow:hidden;
            border-radius:11px;background:var(--ink);
        }
        .brand-mark::before,.brand-mark::after{
            content:"";position:absolute;left:8px;height:4px;border-radius:4px;
            transform:skew(-28deg);
        }
        .brand-mark::before{top:10px;width:19px;background:var(--lime)}
        .brand-mark::after{top:19px;width:13px;background:var(--purple)}
        .brand-name{font-size:17px;white-space:nowrap}
        .main-nav{display:flex;align-items:center;gap:5px;margin-right:auto}
        .main-nav a{
            position:relative;padding:9px 13px;border-radius:10px;
            color:var(--muted);font-size:14px;transition:var(--ease);
        }
        .main-nav a:hover,.main-nav a:focus-visible{color:var(--ink);background:#f0f2ec}
        .main-nav a.active{color:var(--ink);font-weight:700}
        .main-nav a.active::after{
            content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;
            border-radius:4px;background:var(--lime);
        }
        .nav-actions{display:flex;align-items:center;gap:10px}
        .search-box{position:relative;width:216px}
        .search-box svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--muted)}
        .search-box input{
            width:100%;height:42px;padding:0 12px 0 39px;
            border:1px solid var(--line);border-radius:12px;background:#fafbf8;
            outline:none;transition:var(--ease);color:var(--ink);
        }
        .search-box input:focus{border-color:var(--purple);box-shadow:0 0 0 4px rgba(119,91,255,.12)}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:8px;
            min-height:46px;padding:0 20px;border-radius:999px;
            font-weight:700;transition:transform var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease);
        }
        .btn:hover{transform:translateY(-3px)}
        .btn:active{transform:translateY(0)}
        .btn:focus-visible,.filter-button:focus-visible,.faq-question:focus-visible{
            outline:3px solid rgba(119,91,255,.35);outline-offset:3px;
        }
        .btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 8px 20px rgba(185,242,56,.18)}
        .btn-primary:hover{background:#c9f952;box-shadow:0 12px 26px rgba(185,242,56,.28)}
        .btn-dark{background:var(--dark);color:#fff}
        .btn-outline{border:1px solid rgba(255,255,255,.35);color:#fff;background:transparent}
        .btn-outline:hover{border-color:var(--lime);color:var(--lime)}
        .menu-toggle{display:none;width:42px;height:42px;border-radius:11px;background:#f0f2ec;color:var(--ink)}
        .hero{
            position:relative;overflow:hidden;background:var(--dark);color:#fff;
            padding:84px 0 74px;
        }
        .hero::before{
            content:"";position:absolute;width:500px;height:500px;right:-150px;top:-220px;
            border:1px solid rgba(119,91,255,.3);border-radius:50%;
            box-shadow:0 0 0 35px rgba(119,91,255,.06),0 0 0 90px rgba(119,91,255,.035);
        }
        .hero::after{
            content:"";position:absolute;inset:0;opacity:.18;pointer-events:none;
            background-image:linear-gradient(rgba(255,255,255,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.1) 1px,transparent 1px);
            background-size:44px 44px;mask-image:linear-gradient(90deg,#000,transparent 80%);
        }
        .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center}
        .eyebrow,.section-kicker{
            display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
            letter-spacing:.06em;color:var(--lime);text-transform:none;
        }
        .eyebrow::before,.section-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
        h1,h2,h3,p{margin-top:0}
        h1{max-width:660px;margin:18px 0 20px;font-size:clamp(36px,5vw,58px);line-height:1.16;letter-spacing:-.055em}
        .hero-copy{max-width:660px;color:#c9ccd3;font-size:17px;line-height:1.9;margin-bottom:29px}
        .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
        .hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:32px}
        .hero-tag{padding:7px 12px;border:1px solid var(--line-dark);border-radius:999px;color:#dfe2e8;font-size:13px}
        .hero-stage{
            position:relative;min-height:380px;padding:25px;border:1px solid rgba(255,255,255,.16);
            border-radius:var(--radius-lg);background:#20232b;box-shadow:0 25px 80px rgba(0,0,0,.3);
        }
        .stage-top{display:flex;align-items:center;justify-content:space-between;color:#a9adb7;font-size:12px}
        .stage-dots{display:flex;gap:6px}.stage-dots i{width:7px;height:7px;border-radius:50%;background:var(--lime)}.stage-dots i:nth-child(2){background:var(--purple)}.stage-dots i:nth-child(3){background:var(--teal)}
        .stage-body{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:27px}
        .stage-card{min-height:132px;padding:19px;border:1px solid rgba(255,255,255,.12);border-radius:16px;background:#292c35}
        .stage-card.large{grid-column:span 2;min-height:145px;background:linear-gradient(135deg,#2b3037,#252631)}
        .stage-label{color:#aeb2bc;font-size:12px}.stage-card strong{display:block;margin-top:9px;font-size:23px;line-height:1.3;color:#fff}
        .stage-line{height:7px;margin-top:18px;border-radius:8px;background:#414650;overflow:hidden}.stage-line span{display:block;width:72%;height:100%;background:var(--lime);border-radius:8px}
        .stage-floating{position:absolute;right:-25px;bottom:28px;padding:12px 15px;border-radius:13px;background:var(--lime);color:var(--ink);font-weight:700;font-size:13px;box-shadow:0 12px 25px rgba(0,0,0,.25)}
        .trust-band{border-top:1px solid rgba(255,255,255,.12);margin-top:70px;padding-top:20px;color:#aeb2bc;font-size:13px}
        .trust-band span{display:inline-block;margin-right:30px}.trust-band b{color:var(--lime);margin-right:7px}
        .section{padding:100px 0}.section-head{max-width:680px;margin-bottom:42px}.section-kicker{color:var(--purple)}h2{font-size:clamp(28px,4vw,40px);line-height:1.25;letter-spacing:-.045em;margin:14px 0}.section-lead{color:var(--muted);font-size:16px;line-height:1.85}
        .problem{background:#eef0eb}.problem-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:76px;align-items:start}
        .big-number{font-size:130px;line-height:.8;font-weight:900;letter-spacing:-.1em;color:var(--lime);text-shadow:5px 5px 0 var(--ink)}
        .problem-intro p{max-width:330px;color:var(--muted);margin-top:30px}
        .issue-list{border-top:1px solid #d6d9d1}.issue{display:grid;grid-template-columns:48px 1fr auto;gap:18px;align-items:center;padding:24px 0;border-bottom:1px solid #d6d9d1}.issue-no{font-weight:800;color:var(--coral)}.issue h3{margin:0 0 5px;font-size:19px}.issue p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}.issue-mark{width:10px;height:10px;border:2px solid var(--coral);border-radius:50%}
        .solution{background:var(--dark);color:#fff}.solution-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px}.dark-muted{color:#adb1bb}
        .solution-panel{padding:30px;border:1px solid var(--line-dark);border-radius:var(--radius-md);background:#20232a}.solution-panel h3{font-size:22px;margin:0 0 22px}.choice{display:flex;align-items:center;justify-content:space-between;padding:17px 0;border-bottom:1px solid var(--line-dark);font-size:15px}.choice:last-child{border-bottom:0}.choice em{font-style:normal;color:var(--lime);font-size:13px}
        .steps{display:grid;gap:14px}.step{display:grid;grid-template-columns:45px 1fr;gap:17px;padding:20px 0;border-bottom:1px solid var(--line-dark)}.step:last-child{border:0}.step-num{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--purple);font-weight:800}.step h3{margin:0 0 5px;font-size:18px}.step p{margin:0;color:#b8bbc4;font-size:14px}
        .faq-wrap{margin-top:70px;padding-top:56px;border-top:1px solid var(--line-dark)}.faq-list{border-top:1px solid var(--line-dark)}.faq-item{border-bottom:1px solid var(--line-dark)}.faq-question{display:flex;justify-content:space-between;align-items:center;width:100%;padding:20px 0;background:none;color:#fff;text-align:left;font-weight:700}.faq-question span:last-child{color:var(--lime);font-size:22px}.faq-answer{max-width:760px;padding:0 42px 20px 0;color:#b8bbc4;font-size:14px}
        .results{background:var(--soft)}.results-board{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;padding:28px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow)}.result-main{padding:25px;border-radius:18px;background:var(--dark);color:#fff}.result-main h3{font-size:25px;margin:0 0 10px}.result-main p{color:#b9bdc6;font-size:14px}.result-track{margin-top:32px}.track-label{display:flex;justify-content:space-between;font-size:13px;color:#c7cad1}.track{height:8px;margin-top:9px;background:#3a3e47;border-radius:10px}.track span{display:block;width:82%;height:100%;background:var(--lime);border-radius:10px}.metric-list{display:grid;gap:12px}.metric{display:flex;justify-content:space-between;align-items:center;padding:17px 19px;border:1px solid var(--line);border-radius:14px}.metric strong{font-size:20px}.metric small{color:var(--muted)}
        .voices{background:#fff}.voice-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}.voice{position:relative;padding:34px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;box-shadow:var(--shadow)}.voice.featured{background:#f1f0ff;border-color:#d9d3ff}.quote{display:block;color:var(--purple);font-size:54px;line-height:.7;font-family:Georgia,serif}.voice p{font-size:19px;line-height:1.7;margin:23px 0 30px}.voice small{color:var(--muted)}.voice-stack{display:grid;gap:22px}.voice-stack .voice p{font-size:16px;margin:15px 0 20px}
        .guide{padding-top:86px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.guide-card{padding:25px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:var(--ease)}.guide-card:hover{transform:translateY(-4px);border-color:#cfd4c5;box-shadow:var(--shadow-hover)}.guide-icon{display:grid;place-items:center;width:42px;height:42px;margin-bottom:20px;border-radius:12px;background:#edf8d3;color:#507000;font-weight:800}.guide-card h3{margin:0 0 8px;font-size:19px}.guide-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
        .cta-section{padding:0 0 100px}.cta-box{display:grid;grid-template-columns:1fr .9fr;gap:50px;align-items:center;padding:48px;border-radius:var(--radius-lg);background:var(--dark);color:#fff}.cta-box h2{margin-top:12px}.cta-box p{color:#bfc2ca}.contact-form{display:grid;gap:13px}.contact-form label{font-size:13px;color:#d9dbe0}.contact-form input,.contact-form textarea{width:100%;border:1px solid #444852;border-radius:12px;background:#24272e;color:#fff;padding:12px 14px;outline:none}.contact-form input{height:46px}.contact-form textarea{min-height:82px;resize:vertical}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(185,242,56,.15)}.form-note{font-size:12px;color:#969ba7;margin:0}.form-status{display:none;color:var(--lime);font-size:13px}.contact-form:has(input:valid) .form-status{display:block}
        .site-footer{padding:52px 0 22px;background:#20232a;color:#b8bbc4}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px;padding-bottom:38px;border-bottom:1px solid var(--line-dark)}.footer-brand{color:#fff}.footer-desc{max-width:310px;margin-top:16px;font-size:14px;line-height:1.8}.footer-col h3{margin:0 0 15px;color:#fff;font-size:15px}.footer-col a{display:block;width:max-content;margin:8px 0;color:#b8bbc4;font-size:14px;transition:var(--ease)}.footer-col a:hover{color:var(--lime);transform:translateX(3px)}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#8f949f}
        @media(max-width:992px){.nav-wrap{gap:15px}.main-nav{gap:0}.main-nav a{padding:9px 8px}.search-box{width:175px}.hero-grid,.solution-grid,.results-board,.voice-layout,.cta-box{grid-template-columns:1fr}.hero-stage{max-width:680px}.problem-grid{gap:40px}.footer-grid{grid-template-columns:1fr 1fr}}
        @media(max-width:768px){.site-header,.nav-wrap{height:68px}.nav-wrap{width:min(100% - 32px,1180px)}.main-nav{display:none;position:absolute;top:68px;left:16px;right:16px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a.active::after{left:13px;right:auto;width:25px;bottom:5px}.nav-actions{margin-left:auto}.search-box{width:42px}.search-box input{font-size:0;padding:0 0 0 40px}.search-box svg{left:12px}.nav-actions .btn{display:none}.menu-toggle{display:block}.hero{padding:62px 0 56px}.hero-grid{gap:40px}.hero-stage{min-height:330px;padding:18px}.stage-floating{right:12px}.section{padding:70px 0}.problem-grid{grid-template-columns:1fr}.big-number{font-size:96px}.issue{grid-template-columns:34px 1fr 10px}.guide-grid{grid-template-columns:1fr 1fr}.cta-section{padding-bottom:70px}.cta-box{padding:30px 24px;gap:25px}}
        @media(max-width:520px){.container{width:calc(100% - 32px)}h1{font-size:36px}.hero-copy{font-size:15px}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .btn{width:100%}.hero-tags{margin-top:24px}.stage-body{gap:10px}.stage-card{padding:14px;min-height:115px}.stage-card.large{min-height:130px}.stage-card strong{font-size:18px}.trust-band{margin-top:45px}.trust-band span{margin:0 16px 8px 0}.section-head{margin-bottom:28px}.issue{gap:10px;padding:19px 0}.issue h3{font-size:17px}.issue p{font-size:13px}.solution-grid{gap:25px}.solution-panel{padding:22px}.results-board{padding:14px}.result-main{padding:21px}.voice{padding:25px}.voice p{font-size:17px}.guide-grid{grid-template-columns:1fr}.cta-box{padding:27px 20px}.footer-grid{grid-template-columns:1fr;gap:27px}.copyright{display:block}.copyright span{display:block;margin-top:7px}}
        @media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
 --ink:#15171d;
 --muted:#626774;
 --soft:#f5f6f2;
 --paper:#fff;
 --dark:#17191f;
 --lime:#b9f238;
 --purple:#775bff;
 --teal:#23c7b7;
 --coral:#ee927a;
 --line:#e2e5dd;
 --line-dark:rgba(255,255,255,.14);
 --radius-sm:12px;
 --radius-md:18px;
 --radius-lg:26px;
 --shadow:0 18px 50px rgba(24,28,35,.08);
 --shadow-hover:0 24px 60px rgba(24,28,35,.14);
 --ease:220ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;color:var(--ink);background:var(--soft);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
 font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
body,button,input,textarea,select{font-family:inherit}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea,select{font-size:inherit}
button{border:0;cursor:pointer}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.25;letter-spacing:-.04em}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.skip-link{position:absolute;left:16px;top:-60px;padding:10px 16px;background:var(--lime);color:var(--ink);z-index:50;border-radius:10px;font-weight:700}
.skip-link:focus{top:12px}
.site-header{
 position:sticky;top:0;z-index:20;height:76px;background:rgba(255,255,255,.96);
 border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(21,23,29,.04);
 backdrop-filter:blur(12px)
}
.nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;font-weight:800;letter-spacing:-.04em}
.brand-mark{position:relative;width:34px;height:34px;overflow:hidden;border-radius:11px;background:var(--ink)}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;left:8px;height:4px;border-radius:4px;transform:skew(-28deg)}
.brand-mark:before{top:10px;width:19px;background:var(--lime)}
.brand-mark:after{top:19px;width:13px;background:var(--purple)}
.brand-name{font-size:17px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:5px;margin-right:auto}
.main-nav a{position:relative;padding:9px 13px;border-radius:10px;color:var(--muted);font-size:14px;transition:var(--ease)}
.main-nav a:hover,.main-nav a:focus-visible{color:var(--ink);background:#f0f2ec}
.main-nav a.active{color:var(--ink);font-weight:700}
.main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:4px;background:var(--lime)}
.nav-actions{display:flex;align-items:center;gap:10px}
.search-box{position:relative;width:216px}
.search-box svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--muted)}
.search-box input{width:100%;height:42px;padding:0 12px 0 39px;border:1px solid var(--line);border-radius:12px;background:#fafbf8;outline:none;transition:var(--ease);color:var(--ink)}
.search-box input:focus{border-color:var(--purple);box-shadow:0 0 0 4px rgba(119,91,255,.12)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:999px;font-weight:700;transition:transform var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease)}
.btn:hover{transform:translateY(-3px)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,.filter-button:focus-visible,.faq-question:focus-visible,.select-control:focus-visible{outline:3px solid rgba(119,91,255,.35);outline-offset:3px}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 8px 20px rgba(185,242,56,.18)}
.btn-primary:hover{background:#c9f952;box-shadow:0 12px 26px rgba(185,242,56,.28)}
.menu-toggle{display:none;width:42px;height:42px;border-radius:11px;background:#f0f2ec;color:var(--ink)}
.page-head{position:relative;overflow:hidden;padding:68px 0 62px;background:#fff;border-bottom:1px solid var(--line)}
.page-head:after{content:"";position:absolute;right:7%;top:28px;width:210px;height:104px;border:1px solid rgba(119,91,255,.25);border-radius:24px;transform:skewX(-22deg);box-shadow:35px 25px 0 -24px var(--lime),70px 50px 0 -24px var(--teal);opacity:.8}
.breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:22px}
.breadcrumb a:hover{color:var(--purple)}
.breadcrumb span{color:#a5a9ae}
.page-head-grid{position:relative;z-index:1;display:flex;justify-content:space-between;gap:40px;align-items:end}
.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--purple)}
.section-kicker:before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
.page-head h1{max-width:720px;font-size:clamp(34px,5vw,54px);margin:12px 0 15px}
.page-lead{max-width:720px;color:var(--muted);font-size:17px;line-height:1.9;margin:0}
.head-note{min-width:190px;padding:17px 19px;border:1px solid var(--line);border-radius:16px;background:var(--soft)}
.head-note strong{display:block;font-size:25px;line-height:1.2;margin-bottom:5px}
.head-note span{color:var(--muted);font-size:13px}
.browse-section{padding:76px 0 92px}
.browse-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:42px;align-items:start}
.filter-panel{position:sticky;top:102px;padding:23px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md)}
.filter-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.filter-title h2{font-size:19px;margin:0}
.filter-title span{width:8px;height:8px;background:var(--teal);border-radius:50%;box-shadow:0 0 0 5px rgba(35,199,183,.12)}
.filter-group{padding:19px 0;border-top:1px solid var(--line)}
.filter-group:first-of-type{border-top:0;padding-top:0}
.filter-group h3{font-size:14px;margin:0 0 12px}
.filter-options{display:grid;gap:7px}
.filter-button{display:flex;justify-content:space-between;align-items:center;width:100%;padding:9px 11px;border-radius:10px;text-align:left;background:transparent;color:var(--muted);transition:var(--ease)}
.filter-button:hover{background:#f1f3ec;color:var(--ink)}
.filter-button.selected{background:var(--ink);color:#fff}
.filter-button.selected b{color:var(--lime)}
.filter-button b{font-size:12px;color:#a1a6ad;font-weight:600}
.filter-hint{margin:18px 0 0;padding:13px 14px;background:#f7efe9;border-radius:12px;color:#795b4f;font-size:12px;line-height:1.7}
.content-column{min-width:0}
.content-toolbar{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:18px}
.content-toolbar p{margin:0;color:var(--muted);font-size:14px}
.select-control{height:42px;padding:0 35px 0 13px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink);outline:none}
.feature-card{display:grid;grid-template-columns:39% 61%;min-height:238px;overflow:hidden;margin-bottom:24px;background:var(--dark);color:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.feature-visual{position:relative;min-height:238px;overflow:hidden;background:#222630}
.feature-visual:before{content:"";position:absolute;inset:22px;border:1px solid rgba(185,242,56,.48);border-radius:18px;transform:rotate(-7deg)}
.feature-visual:after{content:"";position:absolute;width:150px;height:150px;right:-28px;top:25px;border-radius:50%;background:rgba(119,91,255,.65);filter:blur(2px)}
.visual-lines{position:absolute;left:30px;bottom:34px;z-index:1;display:grid;gap:10px}
.visual-lines span{display:block;width:128px;height:9px;border-radius:10px;background:var(--lime)}
.visual-lines span:nth-child(2){width:94px;background:#fff}
.visual-lines span:nth-child(3){width:112px;background:var(--teal)}
.feature-body{padding:30px 32px;display:flex;flex-direction:column;justify-content:center}
.badge{display:inline-flex;align-items:center;width:max-content;padding:5px 10px;border-radius:999px;background:rgba(185,242,56,.15);color:var(--lime);font-size:12px;font-weight:700}
.feature-body h2{font-size:27px;margin:14px 0 9px}
.feature-body p{color:#c9ccd3;margin:0 0 17px;font-size:14px;line-height:1.8}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--lime);font-size:14px;font-weight:700}
.text-link:hover{gap:11px}
.media-list{display:grid;gap:13px}
.media-card{display:grid;grid-template-columns:150px minmax(0,1fr) auto;gap:21px;align-items:center;padding:15px;background:#fff;border:1px solid var(--line);border-radius:16px;transition:var(--ease)}
.media-card:hover{transform:translateY(-3px);border-color:rgba(119,91,255,.38);box-shadow:var(--shadow)}
.media-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:12px;background:#e8ece4}
.media-thumb:before,.media-thumb:after{content:"";position:absolute;border-radius:50%}
.media-thumb:before{width:80px;height:80px;right:-15px;top:-22px;background:var(--purple);opacity:.82}
.media-thumb:after{width:62px;height:62px;left:15px;bottom:-25px;background:var(--teal);opacity:.9}
.thumb-mark{position:absolute;z-index:1;left:16px;top:17px;width:62px;height:8px;border-radius:8px;background:var(--ink);box-shadow:0 16px 0 var(--lime),0 32px 0 rgba(21,23,29,.35)}
.media-info h3{font-size:19px;margin:0 0 6px}
.media-info p{color:var(--muted);font-size:14px;line-height:1.7;margin:0 0 9px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta{display:flex;flex-wrap:wrap;gap:7px;color:#838895;font-size:12px}
.tag{display:inline-block;padding:3px 8px;border-radius:7px;background:#f0f2ec;color:#555b64}
.tag.purple{background:#eeebff;color:#5d48c9}
.media-arrow{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--muted);transition:var(--ease)}
.media-card:hover .media-arrow{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.guide-banner{display:grid;grid-template-columns:1fr auto;align-items:center;gap:25px;margin:25px 0;padding:25px 28px;background:#edeaff;border:1px solid #dcd6ff;border-radius:18px}
.guide-banner h2{font-size:20px;margin:0 0 5px}
.guide-banner p{margin:0;color:#5e5a76;font-size:14px}
.guide-icon{width:52px;height:52px;display:grid;place-items:center;background:var(--purple);color:#fff;border-radius:15px}
.pagination{display:flex;align-items:center;gap:8px;margin-top:28px}
.pagination a,.pagination span{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--muted);font-size:14px}
.pagination a:hover{border-color:var(--purple);color:var(--purple)}
.pagination .current{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:800}
.pagination .disabled{color:#b7bbc0;background:#f0f1ed;cursor:not-allowed}
.faq-section{padding:82px 0;background:#fff;border-top:1px solid var(--line)}
.section-heading{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:28px}
.section-heading h2{font-size:34px;margin:10px 0 0}
.section-heading p{max-width:440px;margin:0;color:var(--muted);font-size:14px}
.faq-list{max-width:900px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{display:flex;justify-content:space-between;gap:20px;align-items:center;width:100%;padding:20px 0;background:transparent;text-align:left;color:var(--ink);font-weight:700}
.faq-question .plus{position:relative;flex:none;width:25px;height:25px;border:1px solid var(--line);border-radius:50%}
.faq-question .plus:before,.faq-question .plus:after{content:"";position:absolute;left:7px;top:11px;width:9px;height:1.5px;background:currentColor}
.faq-question .plus:after{transform:rotate(90deg);transition:var(--ease)}
.faq-question[aria-expanded="true"] .plus{background:var(--lime);border-color:var(--lime)}
.faq-question[aria-expanded="true"] .plus:after{transform:rotate(0)}
.faq-answer{padding:0 48px 20px 0;color:var(--muted);font-size:14px;line-height:1.85}
.faq-answer p{margin:0}
.category-cta{padding:28px 0 84px;background:#fff}
.cta-bar{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:31px 35px;border-radius:22px;background:var(--dark);color:#fff}
.cta-bar h2{font-size:25px;margin:0 0 7px}
.cta-bar p{margin:0;color:#c9ccd3;font-size:14px}
.site-footer{padding:55px 0 25px;background:var(--soft);border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-bottom:42px}
.footer-brand{margin-bottom:13px}
.footer-desc{max-width:310px;margin:0;color:var(--muted);font-size:13px;line-height:1.8}
.footer-col{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.footer-col h3{margin:0 0 7px;font-size:14px}
.footer-col a{color:var(--muted);font-size:13px;transition:var(--ease)}
.footer-col a:hover{color:var(--purple);transform:translateX(3px)}
.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;border-top:1px solid var(--line);color:#8a8e96;font-size:12px}
@media (max-width:992px){
 .nav-wrap{gap:16px}.main-nav{gap:0}.main-nav a{padding-left:9px;padding-right:9px}
 .search-box{width:180px}.browse-layout{grid-template-columns:220px minmax(0,1fr);gap:24px}
 .media-card{grid-template-columns:125px minmax(0,1fr) auto}
}
@media (max-width:768px){
 .container{width:min(100% - 32px,620px)}
 .site-header,.nav-wrap{height:68px}.main-nav{display:none;position:absolute;left:16px;right:16px;top:75px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .main-nav.open{display:flex}.main-nav a{padding:12px 14px}.main-nav a.active:after{left:14px;right:auto;width:30px;bottom:7px}
 .nav-actions{margin-left:auto}.search-box{width:42px}.search-box input{font-size:0;padding:0;width:42px}.search-box svg{left:12px}
 .nav-actions .btn{display:none}.menu-toggle{display:grid;place-items:center}
 .page-head{padding:46px 0 42px}.page-head-grid{display:block}.page-head:after{right:-50px;top:35px;opacity:.45}
 .page-head h1{max-width:560px;font-size:38px}.page-lead{font-size:15px}.head-note{display:inline-block;margin-top:25px;min-width:165px}
 .browse-section{padding:48px 0 60px}.browse-layout{display:block}
 .filter-panel{position:static;margin-bottom:24px}.filter-title{cursor:pointer}.filter-group{display:none}.filter-panel.expanded .filter-group{display:block}
 .filter-panel:after{content:"展开筛选";float:right;margin-top:-47px;color:var(--purple);font-size:13px}
 .filter-panel.expanded:after{content:"收起筛选"}
 .content-toolbar{align-items:flex-start;flex-direction:column}.select-control{width:100%}
 .feature-card{grid-template-columns:1fr}.feature-visual{min-height:150px}.feature-body{padding:24px}.feature-body h2{font-size:23px}
 .media-card{grid-template-columns:105px minmax(0,1fr);gap:14px}.media-arrow{display:none}.media-info h3{font-size:17px}.media-info p{font-size:13px}
 .guide-banner{grid-template-columns:1fr;padding:22px}.guide-icon{display:none}
 .section-heading{display:block}.section-heading h2{font-size:29px}.section-heading p{margin-top:12px}
 .faq-section{padding:58px 0}.category-cta{padding:0 0 58px}.cta-bar{align-items:flex-start;flex-direction:column;padding:27px}
 .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:5px}
}
@media (max-width:520px){
 .container{width:calc(100% - 32px)}.brand-name{font-size:15px}.page-head h1{font-size:32px}
 .breadcrumb{margin-bottom:17px}.feature-visual{min-height:125px}.media-card{grid-template-columns:88px minmax(0,1fr);padding:11px;gap:12px}.media-thumb{border-radius:9px}.media-info h3{font-size:15px;line-height:1.4}.media-info p{font-size:12px;line-height:1.6;-webkit-line-clamp:2}.meta{font-size:11px}.tag{padding:2px 5px}
 .pagination a,.pagination span{width:36px;height:36px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}
}
@media (prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}