/* roulang page: index */
:root{
            --bg:#070d1d;
            --bg-soft:#0b1429;
            --panel:rgba(16,31,58,.72);
            --panel-strong:rgba(20,42,76,.9);
            --line:rgba(151,190,255,.16);
            --line-bright:rgba(91,226,255,.46);
            --text:#f2f7ff;
            --muted:#aabbd5;
            --weak:#7185a5;
            --cyan:#63e6ff;
            --cyan-deep:#18bcd9;
            --coral:#fa8e9d;
            --success:#67e4c1;
            --warning:#ffb36c;
            --radius:20px;
            --shadow:0 22px 70px rgba(0,0,0,.28);
            --max:1220px;
            --nav:76px;
            --ease:all .22s ease;
        }
        *,*:before,*:after{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",sans-serif;
            line-height:1.7;overflow-x:hidden;
            background-image:
                linear-gradient(rgba(125,171,255,.035) 1px,transparent 1px),
                linear-gradient(90deg,rgba(125,171,255,.035) 1px,transparent 1px),
                radial-gradient(circle at 12% 4%,rgba(37,146,211,.19),transparent 31rem),
                radial-gradient(circle at 87% 42%,rgba(102,64,164,.12),transparent 28rem);
            background-size:42px 42px,42px 42px,auto,auto;
        }
        a{color:inherit;text-decoration:none}
        button,input,textarea,select{font:inherit}
        button{cursor:pointer}
        img{display:block;max-width:100%}
        .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
        .site-header{height:var(--nav);border-bottom:1px solid var(--line);background:rgba(7,13,29,.82);backdrop-filter:blur(18px);position:sticky;top:0;z-index:30}
        .nav-inner{height:100%;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
        .brand-mark{width:34px;height:34px;border-radius:11px;border:1px solid var(--line-bright);display:grid;place-items:center;color:var(--cyan);background:rgba(99,230,255,.1);box-shadow:0 0 22px rgba(99,230,255,.18)}
        .brand-name{font-size:18px}
        .nav-scroll{display:flex;align-items:center;gap:7px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
        .nav-scroll::-webkit-scrollbar{display:none}
        .nav-link{padding:9px 14px;border:1px solid transparent;border-radius:11px;color:var(--muted);font-size:14px;white-space:nowrap;transition:var(--ease)}
        .nav-link:hover,.nav-link:focus-visible{color:var(--text);border-color:var(--line);background:rgba(255,255,255,.05);outline:none}
        .nav-link.active{color:var(--cyan);border-color:var(--line-bright);background:rgba(99,230,255,.08);box-shadow:0 0 20px rgba(99,230,255,.08)}
        .phase-list{display:flex;gap:7px;flex-shrink:0}
        .chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;border:1px solid var(--line);font-size:11px;line-height:1;color:var(--muted);white-space:nowrap}
        .chip:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
        .chip.preheat{color:var(--coral)}.chip.live{color:var(--success);border-color:rgba(103,228,193,.35)}.chip.replay{color:#9aafd0}
        .hero{padding:78px 0 64px;position:relative}
        .hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:42px;align-items:center}
        .eyebrow{color:var(--cyan);font-size:12px;letter-spacing:.14em;font-weight:700;text-transform:uppercase}
        h1,h2,h3,p{margin-top:0}
        h1{font-size:clamp(38px,6vw,76px);line-height:1.1;letter-spacing:-.065em;margin:17px 0 22px;max-width:780px}
        .hero-copy{color:var(--muted);font-size:17px;max-width:680px;line-height:1.9}
        .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
        .btn{min-height:46px;padding:11px 18px;border-radius:12px;border:1px solid var(--line);display:inline-flex;justify-content:center;align-items:center;gap:8px;font-weight:700;font-size:14px;transition:var(--ease)}
        .btn-primary{color:#03141d;background:var(--cyan);border-color:var(--cyan);box-shadow:0 0 26px rgba(99,230,255,.28)}
        .btn-primary:hover{transform:translateY(-2px);background:#a4f3ff;box-shadow:0 0 36px rgba(99,230,255,.44)}
        .btn-secondary{color:var(--text);background:rgba(255,255,255,.04)}
        .btn-secondary:hover{transform:translateY(-2px);border-color:var(--cyan);color:var(--cyan)}
        .btn:active{transform:translateY(0);filter:brightness(.9)}
        .btn:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(99,230,255,.4);outline-offset:3px}
        .hero-points{display:flex;gap:24px;flex-wrap:wrap;margin-top:32px}
        .point strong{display:block;font-size:22px;letter-spacing:-.04em}.point span{font-size:12px;color:var(--weak)}
        .signal-panel{position:relative;min-height:360px;border:1px solid var(--line-bright);border-radius:26px;padding:24px;background:linear-gradient(145deg,rgba(22,53,91,.78),rgba(10,20,42,.86));box-shadow:var(--shadow),0 0 50px rgba(32,176,214,.08);overflow:hidden}
        .signal-panel:after{content:"";position:absolute;width:190px;height:190px;border-radius:50%;right:-60px;top:-70px;background:rgba(99,230,255,.15);filter:blur(35px)}
        .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px;position:relative;z-index:1}
        .panel-title{font-weight:700}.panel-code{font-family:monospace;color:var(--cyan);font-size:12px}
        .signal-main{padding:28px 0 22px;position:relative;z-index:1}
        .signal-main small{color:var(--muted)}.signal-main strong{display:block;font-size:52px;line-height:1.1;letter-spacing:-.08em}
        .signal-bar{height:7px;border-radius:10px;background:#132643;overflow:hidden;margin:17px 0}.signal-bar i{display:block;width:78%;height:100%;background:var(--cyan);box-shadow:0 0 15px var(--cyan)}
        .panel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;position:relative;z-index:1}
        .mini{padding:14px;border:1px solid var(--line);background:rgba(5,13,29,.38);border-radius:14px}.mini b{display:block;font-size:21px}.mini span{font-size:12px;color:var(--weak)}
        .section{padding:76px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:28px}.section-head h2{font-size:clamp(26px,3.5vw,42px);letter-spacing:-.055em;line-height:1.2;margin:8px 0 0}.section-head p{color:var(--muted);max-width:540px;margin:0;font-size:14px}
        .kpi-band{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:18px;background:rgba(13,26,49,.72);overflow:hidden}
        .kpi{padding:24px;border-right:1px solid var(--line);position:relative}.kpi:last-child{border-right:0}.kpi b{display:block;font-size:34px;letter-spacing:-.07em;color:var(--cyan)}.kpi label{display:block;color:var(--text);font-size:14px}.kpi small{color:var(--weak);font-size:12px}.status{position:absolute;right:17px;top:19px;font-size:10px;color:var(--success);border:1px solid rgba(103,228,193,.25);padding:3px 7px;border-radius:99px}
        .matrix{display:grid;grid-template-columns:1.4fr 1fr 1fr;grid-auto-rows:minmax(170px,auto);gap:14px}.feature-card,.service-card,.compare-card,.news-card,.device-card{border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);transition:var(--ease);position:relative;overflow:hidden}.feature-card{grid-row:span 2;padding:30px;background:linear-gradient(150deg,rgba(26,65,100,.84),rgba(13,24,47,.8));border-color:rgba(99,230,255,.34)}.service-card{padding:22px}.feature-card:hover,.service-card:hover,.news-card:hover,.device-card:hover{transform:translateY(-4px);border-color:var(--line-bright);box-shadow:0 18px 40px rgba(0,0,0,.22)}.number{font-family:monospace;color:var(--cyan);font-size:12px}.card-tag{color:var(--weak);font-size:11px;margin-left:8px}.feature-card h3,.service-card h3{font-size:24px;line-height:1.3;margin:23px 0 12px}.service-card h3{font-size:18px;margin:16px 0 8px}.card-text{color:var(--muted);font-size:13px;line-height:1.8}.arrow{position:absolute;right:20px;bottom:20px;color:var(--cyan);font-size:20px}
        .news-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}.news-list{border-top:1px solid var(--line)}.news-item{display:flex;align-items:center;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}.news-item time{color:var(--weak);font-size:12px;min-width:78px}.news-item strong{font-size:15px}.news-item:hover strong{color:var(--cyan)}.news-side{padding:28px;border-radius:var(--radius);background:var(--panel-strong);border:1px solid var(--line-bright)}.news-side h3{font-size:22px;margin:15px 0 10px}.news-side p{color:var(--muted);font-size:13px}
        .compare{display:grid;grid-template-columns:1fr 72px 1fr;gap:14px;align-items:stretch}.compare-card{padding:27px}.compare-card.good{border-color:rgba(99,230,255,.42);background:rgba(18,46,74,.72)}.compare-card h3{margin:0 0 18px;font-size:20px}.compare-card ul{list-style:none;padding:0;margin:0}.compare-card li{padding:10px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:14px}.compare-card li:last-child{border-bottom:0}.compare-card li:before{content:"•";color:var(--cyan);margin-right:9px}.versus{display:grid;place-items:center;color:var(--weak);font-family:monospace;font-weight:700}
        .device-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center}.device-copy h2{font-size:clamp(28px,4vw,46px);line-height:1.2;letter-spacing:-.06em}.device-copy p{color:var(--muted);font-size:15px}.device-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.device-card{padding:22px}.device-card strong{display:block;font-size:17px;margin:13px 0 5px}.device-card span{font-size:12px;color:var(--muted)}
        .faq-list{max-width:900px;margin:auto}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;background:none;border:0;color:var(--text);padding:21px 4px;font-weight:700}.faq-q span:last-child{color:var(--cyan);font-size:22px;line-height:1}.faq-a{display:none;color:var(--muted);font-size:14px;padding:0 40px 21px 4px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q{color:var(--cyan)}
        .cta-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;padding:42px;border:1px solid var(--line-bright);border-radius:26px;background:linear-gradient(115deg,rgba(22,55,86,.85),rgba(12,26,50,.84));box-shadow:var(--shadow)}.cta-box h2{font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.06em}.cta-box p{color:var(--muted);font-size:14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:12px;color:var(--muted)}.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:11px;background:rgba(3,11,26,.62);color:var(--text);padding:12px 13px;transition:var(--ease)}.field textarea{min-height:100px;resize:vertical}.field input::placeholder,.field textarea::placeholder{color:#617494}.field input:hover,.field textarea:hover,.field select:hover{border-color:rgba(99,230,255,.4)}.form-note{font-size:11px;color:var(--weak);margin:12px 0 0}.success{display:none;color:var(--success);font-size:13px;margin-top:12px}.site-footer{border-top:1px solid var(--line);padding:38px 0 28px;background:rgba(4,9,20,.72)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:35px}.footer-title{font-weight:800;margin-bottom:12px}.footer-copy,.footer-links a{font-size:13px;color:var(--muted)}.footer-links{display:flex;flex-direction:column;gap:8px}.footer-links a:hover{color:var(--cyan)}.copyright{border-top:1px solid var(--line);margin-top:30px;padding-top:18px;color:var(--weak);font-size:11px;display:flex;justify-content:space-between;gap:15px}
        @media(max-width:900px){.hero-grid,.device-section,.cta-box{grid-template-columns:1fr}.hero{padding-top:55px}.matrix{grid-template-columns:1fr 1fr}.feature-card{grid-row:span 2}.news-layout{grid-template-columns:1fr}.kpi-band{grid-template-columns:repeat(2,1fr)}.kpi:nth-child(2){border-right:0}.kpi:nth-child(-n+2){border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr 1fr}}
        @media(max-width:600px){.container{width:min(100% - 28px,var(--max))}.site-header{height:auto;min-height:70px}.nav-inner{padding:13px 0;align-items:flex-start;flex-wrap:wrap;gap:10px}.brand{width:100%}.nav-scroll{order:3;width:100%;flex-basis:100%}.phase-list{position:absolute;right:14px;top:17px}.phase-list .chip:first-child{display:none}.hero{padding:45px 0 35px}h1{font-size:42px}.hero-copy{font-size:15px}.section{padding:52px 0}.section-head{display:block}.section-head p{margin-top:12px}.kpi-band{grid-template-columns:1fr 1fr}.kpi{padding:17px 14px}.kpi b{font-size:27px}.status{display:none}.matrix{grid-template-columns:1fr}.feature-card{grid-row:auto;min-height:230px}.compare{grid-template-columns:1fr}.versus{height:28px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.cta-box{padding:25px 20px;gap:25px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:7px}}
        @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
 --bg:#070d1d;--bg-soft:#0b1429;--panel:rgba(16,31,58,.72);--panel-strong:rgba(20,42,76,.9);
 --line:rgba(151,190,255,.16);--line-bright:rgba(91,226,255,.46);--text:#f2f7ff;
 --muted:#aabbd5;--weak:#7185a5;--cyan:#63e6ff;--cyan-deep:#18bcd9;
 --coral:#fa8e9d;--success:#67e4c1;--warning:#ffb36c;--radius:20px;
 --shadow:0 22px 70px rgba(0,0,0,.28);--max:1220px;--nav:76px;--ease:all .22s ease
}
*{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",sans-serif;line-height:1.7;overflow-x:hidden;background-image:linear-gradient(rgba(125,171,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(125,171,255,.035) 1px,transparent 1px),radial-gradient(circle at 12% 4%,rgba(37,146,211,.19),transparent 31rem),radial-gradient(circle at 87% 42%,rgba(102,64,164,.12),transparent 28rem);background-size:42px 42px,42px 42px,auto,auto}
a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}
.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}.site-header{height:var(--nav);border-bottom:1px solid var(--line);background:rgba(7,13,29,.84);backdrop-filter:blur(18px);position:sticky;top:0;z-index:30}.nav-inner{height:100%;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:11px;border:1px solid var(--line-bright);display:grid;place-items:center;color:var(--cyan);background:rgba(99,230,255,.1);box-shadow:0 0 22px rgba(99,230,255,.18)}.brand-name{font-size:18px}.nav-scroll{display:flex;align-items:center;gap:7px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}.nav-scroll::-webkit-scrollbar{display:none}.nav-link{padding:9px 14px;border:1px solid transparent;border-radius:11px;color:var(--muted);font-size:14px;white-space:nowrap;transition:var(--ease)}.nav-link:hover,.nav-link:focus-visible{color:var(--text);border-color:var(--line);background:rgba(255,255,255,.05);outline:none}.nav-link.active{color:var(--cyan);border-color:var(--line-bright);background:rgba(99,230,255,.08);box-shadow:0 0 20px rgba(99,230,255,.08)}.phase-list{display:flex;gap:7px;flex-shrink:0}.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;border:1px solid var(--line);font-size:11px;line-height:1;color:var(--muted);white-space:nowrap}.chip:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.chip.preheat{color:var(--coral)}.chip.live{color:var(--success);border-color:rgba(103,228,193,.35)}.chip.replay{color:#9aafd0}
.section{padding:76px 0}.eyebrow{color:var(--cyan);font-size:12px;letter-spacing:.14em;font-weight:700}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:28px}.section-head h2{font-size:clamp(26px,3.5vw,42px);letter-spacing:-.055em;line-height:1.2;margin:8px 0 0}.section-head p{color:var(--muted);max-width:560px;margin:0;font-size:14px}
.btn{min-height:46px;padding:11px 18px;border-radius:12px;border:1px solid var(--line);display:inline-flex;justify-content:center;align-items:center;gap:8px;font-weight:700;font-size:14px;transition:var(--ease)}.btn-primary{color:#03141d;background:var(--cyan);border-color:var(--cyan);box-shadow:0 0 26px rgba(99,230,255,.28)}.btn-primary:hover{transform:translateY(-2px);background:#a4f3ff;box-shadow:0 0 36px rgba(99,230,255,.44)}.btn-secondary{color:var(--text);background:rgba(255,255,255,.04)}.btn-secondary:hover{transform:translateY(-2px);border-color:var(--cyan);color:var(--cyan)}.btn:active{transform:translateY(0);filter:brightness(.9)}.btn:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(99,230,255,.4);outline-offset:3px}
.index-hero{padding:72px 0 48px}.hero-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(330px,.9fr);gap:44px;align-items:end}.index-hero h1{font-size:clamp(38px,6vw,72px);line-height:1.1;letter-spacing:-.075em;margin:14px 0 22px;max-width:800px}.hero-copy{color:var(--muted);font-size:17px;max-width:680px;line-height:1.9}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.signal-card,.filter-panel,.result-card,.wide-card,.quick-bar,.faq-item,.contact-box{border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);box-shadow:var(--shadow)}.signal-card{padding:28px;position:relative;overflow:hidden;background:linear-gradient(145deg,rgba(22,54,88,.9),rgba(12,24,48,.75))}.signal-card:after{content:"";position:absolute;width:180px;height:180px;border-radius:50%;background:rgba(99,230,255,.14);filter:blur(30px);right:-50px;top:-70px}.signal-top{display:flex;justify-content:space-between;position:relative;z-index:1}.status{color:var(--success);font-size:12px}.signal-number{font-size:64px;line-height:1;margin:30px 0 10px;font-weight:800;letter-spacing:-.09em;position:relative;z-index:1}.signal-note{color:var(--muted);font-size:13px;position:relative;z-index:1}.summary-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}.summary-strip div{padding:14px;border:1px solid var(--line);border-radius:14px;background:rgba(5,14,32,.34)}.summary-strip b{display:block;color:var(--cyan);font-size:20px}.summary-strip span{color:var(--weak);font-size:11px}
.index-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:24px;align-items:start}.filter-panel{padding:22px;position:sticky;top:98px}.filter-panel h3{margin:0 0 18px;font-size:17px}.filter-label{font-size:12px;color:var(--weak);display:block;margin:18px 0 8px}.filter-link{display:block;padding:10px 12px;border-radius:10px;color:var(--muted);font-size:14px;margin:4px 0;transition:var(--ease)}.filter-link:hover,.filter-link.active{background:rgba(99,230,255,.09);color:var(--cyan)}.filter-link.active{border-left:2px solid var(--cyan)}select,input,textarea{width:100%;border:1px solid var(--line);border-radius:11px;background:rgba(4,13,29,.62);color:var(--text);padding:11px 13px;font-size:14px}textarea{min-height:110px;resize:vertical}.results-head{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:16px}.results-head strong{font-size:19px}.result-count{color:var(--weak);font-size:13px}.wide-card{padding:26px;margin-bottom:16px;border-color:rgba(99,230,255,.37);background:linear-gradient(120deg,rgba(19,57,82,.82),rgba(14,27,51,.76))}.wide-card h3{font-size:25px;margin:12px 0 8px}.card-text{color:var(--muted);font-size:13px;line-height:1.8}.card-meta{display:flex;gap:10px;flex-wrap:wrap;color:var(--weak);font-size:12px}.tag{display:inline-flex;padding:4px 9px;border-radius:999px;color:var(--cyan);background:rgba(99,230,255,.08);border:1px solid rgba(99,230,255,.25);font-size:11px}.arrow{color:var(--cyan);font-size:20px}.quick-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:17px 20px;margin-bottom:18px;background:rgba(20,42,76,.55)}.quick-bar p{margin:0;color:var(--muted);font-size:13px}.result-card{display:grid;grid-template-columns:62px minmax(0,1fr) auto;gap:18px;align-items:center;padding:20px;margin-bottom:10px;transition:var(--ease)}.result-card:hover{transform:translateX(4px);border-color:var(--line-bright);background:var(--panel-strong)}.result-no{font-size:25px;color:var(--cyan);font-weight:800}.result-card h3{margin:6px 0;font-size:17px}.result-card time{color:var(--weak);font-size:12px}.result-card .arrow{font-size:18px}.pagination{display:flex;gap:8px;justify-content:center;margin-top:24px}.page-dot{padding:8px 13px;border:1px solid var(--line);border-radius:9px;color:var(--muted);font-size:13px}.page-dot.active,.page-dot:hover{color:var(--cyan);border-color:var(--line-bright);background:rgba(99,230,255,.08)}
.recommend-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}.recommend-card{padding:24px;border:1px solid var(--line);border-radius:18px;background:rgba(16,31,58,.62);transition:var(--ease)}.recommend-card:hover{border-color:var(--line-bright);transform:translateY(-3px)}.recommend-card h3{margin:10px 0 6px}.recommend-card p{color:var(--muted);font-size:13px;margin:0}
.faq-list{border-top:1px solid var(--line)}.faq-item{margin:10px 0;overflow:hidden;background:rgba(16,31,58,.5)}.faq-item summary{cursor:pointer;list-style:none;padding:19px 22px;font-weight:700}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";float:right;color:var(--cyan);font-size:20px}.faq-item[open] summary{color:var(--cyan);border-bottom:1px solid var(--line)}.faq-item[open] summary:after{content:"−"}.faq-answer{padding:15px 22px 20px;color:var(--muted);font-size:14px}
.contact-box{padding:34px;background:linear-gradient(120deg,rgba(19,55,78,.86),rgba(13,26,52,.82))}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px}.contact-box h2{font-size:34px;line-height:1.25;margin:10px 0 14px}.contact-box p{color:var(--muted);font-size:14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field label{display:block;color:var(--muted);font-size:12px;margin-bottom:6px}.field.full{grid-column:1/-1}.form-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:16px}.form-hint{color:var(--weak);font-size:12px}
.site-footer{border-top:1px solid var(--line);padding:42px 0 22px;background:rgba(4,9,20,.72)}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .9fr;gap:35px}.footer-copy{color:var(--weak);font-size:13px;margin:0}.footer-title{font-size:13px;color:var(--text);font-weight:700;margin-bottom:12px}.footer-links{display:flex;flex-direction:column;gap:8px;color:var(--muted);font-size:13px}.footer-links a:hover{color:var(--cyan)}.copyright{display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);margin-top:34px;padding-top:17px;color:var(--weak);font-size:12px}
@media(max-width:900px){.hero-layout,.contact-grid{grid-template-columns:1fr}.index-layout{grid-template-columns:1fr}.filter-panel{position:static}.recommend-grid{grid-template-columns:1fr}.phase-list{display:none}}
@media(max-width:620px){.container{width:min(var(--max),calc(100% - 28px))}.site-header{height:auto;min-height:70px}.nav-inner{gap:13px;padding:12px 0;flex-wrap:wrap}.brand-name{font-size:15px}.nav-scroll{order:3;flex-basis:100%;padding-bottom:2px}.index-hero{padding:48px 0 28px}.index-hero h1{font-size:40px}.section{padding:54px 0}.summary-strip{grid-template-columns:1fr}.result-card{grid-template-columns:42px minmax(0,1fr)}.result-card .arrow{display:none}.quick-bar{align-items:flex-start;flex-direction:column}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.form-foot,.copyright{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr;gap:25px}.contact-box{padding:25px 20px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}