/* roulang page: index */
:root{
            --ink:#211c24;
            --muted:#766d78;
            --paper:#f5f1ed;
            --surface:#fffdfb;
            --wine:#56263b;
            --wine-dark:#351b2a;
            --coral:#d97761;
            --mint:#8db8a8;
            --line:#e5dcd7;
            --soft:#eee5e1;
            --success:#548b72;
            --radius:18px;
            --shadow:0 18px 45px rgba(48,28,39,.09);
            --ease:all .28s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input,select,textarea{font:inherit}
        button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(217,119,97,.38);outline-offset:3px}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(245,241,237,.94);border-bottom:1px solid transparent;transition:var(--ease)}
        .site-header.scrolled{border-color:var(--line);box-shadow:0 8px 24px rgba(48,28,39,.06)}
        .nav-wrap{min-height:78px;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:35px;height:35px;border-radius:12px 12px 12px 4px;background:var(--wine);position:relative;box-shadow:5px 5px 0 var(--coral)}
        .brand-mark:after{content:"";width:9px;height:9px;border:2px solid #fff;border-radius:50%;position:absolute;left:12px;top:10px}
        .brand-text{font-size:18px}
        .main-nav{display:flex;align-items:center;gap:7px;margin-left:auto}
        .main-nav a{padding:9px 15px;border-radius:10px;color:var(--muted);font-size:14px;transition:var(--ease)}
        .main-nav a:hover,.main-nav a.active{background:var(--soft);color:var(--wine);font-weight:700}
        .location-pill{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:30px;padding:9px 14px;color:var(--wine);font-size:13px;background:var(--surface);transition:var(--ease)}
        .location-pill:hover{border-color:var(--coral);transform:translateY(-2px)}
        .pin{width:10px;height:10px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 5px rgba(217,119,97,.14)}
        .menu-toggle{display:none;border:0;background:none;color:var(--wine);font-size:25px}
        .hero{padding:58px 0 42px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:450px;height:450px;border-radius:50%;right:-160px;top:-190px;background:rgba(141,184,168,.23)}
        .hero-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
        .eyebrow,.section-kicker{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
        h1,h2,h3,p{margin-top:0}
        h1{font-size:clamp(40px,5vw,66px);line-height:1.14;letter-spacing:-.07em;margin:14px 0 22px;max-width:680px}
        .hero-copy{font-size:18px;color:var(--muted);max-width:620px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:29px 0 25px}
        .button{display:inline-flex;align-items:center;justify-content:center;min-height:47px;padding:0 21px;border-radius:12px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease);cursor:pointer}
        .button.primary{background:var(--wine);color:#fff}
        .button.primary:hover{background:var(--wine-dark);transform:translateY(-2px);box-shadow:0 9px 18px rgba(86,38,59,.2)}
        .button.secondary{background:transparent;border-color:var(--line);color:var(--wine)}
        .button.secondary:hover{border-color:var(--wine);background:#fff}
        .button.disabled{opacity:.45;cursor:not-allowed}
        .hero-tags{display:flex;gap:8px;flex-wrap:wrap}
        .tag,.badge{display:inline-flex;align-items:center;border-radius:30px;padding:4px 10px;font-size:12px;background:var(--soft);color:var(--wine)}
        .hero-panel{background:var(--wine-dark);color:#fff;border-radius:24px;padding:26px;box-shadow:var(--shadow);position:relative}
        .panel-top{display:flex;justify-content:space-between;align-items:center;color:#d7c4cb;font-size:12px;border-bottom:1px solid rgba(255,255,255,.15);padding-bottom:17px}
        .live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--mint);margin-right:7px}
        .panel-title{font-size:25px;line-height:1.3;margin:25px 0 22px}
        .route{display:flex;gap:14px;align-items:flex-start;margin:18px 0}
        .route-line{width:2px;height:52px;background:var(--coral);margin:5px 0 0 6px;position:relative}
        .route-line:before,.route-line:after{content:"";position:absolute;width:12px;height:12px;border:2px solid var(--coral);border-radius:50%;left:-5px;background:var(--wine-dark)}
        .route-line:after{bottom:0}
        .route strong{display:block;font-size:16px}.route small{color:#c7b8bf}
        .hero-stats{display:flex;gap:10px;margin-top:24px}
        .hero-stat{flex:1;background:rgba(255,255,255,.08);padding:13px;border-radius:12px}.hero-stat b{display:block;font-size:24px;color:#f7c0ad}.hero-stat span{font-size:11px;color:#c7b8bf}
        .section{padding:78px 0}
        .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:28px}
        .section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.25;letter-spacing:-.05em;margin:8px 0 0}
        .section-head p{max-width:530px;color:var(--muted);margin:0}
        .metrics{display:grid;grid-template-columns:1.25fr 1fr 1fr 1.1fr;gap:12px}
        .metric{background:var(--surface);border:1px solid var(--line);padding:22px;border-radius:var(--radius);position:relative;overflow:hidden}
        .metric:after{content:"";position:absolute;bottom:0;left:0;height:4px;width:58%;background:var(--mint)}
        .metric:nth-child(2):after{background:var(--coral);width:43%}.metric:nth-child(3):after{background:var(--wine);width:76%}
        .metric b{display:block;font-size:34px;line-height:1;color:var(--wine);margin:12px 0 6px}.metric span{color:var(--muted);font-size:13px}.metric small{color:var(--muted);font-size:11px}
        .matrix{display:grid;grid-template-columns:1.45fr .8fr .8fr;gap:14px}
        .entry{min-height:170px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:23px;transition:var(--ease);display:flex;flex-direction:column;justify-content:space-between}
        .entry.large{grid-row:span 2;background:var(--wine);color:#fff;min-height:354px}
        .entry:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--coral)}
        .entry .number{font-size:12px;color:var(--coral);font-weight:800}.entry.large .number{color:#efaa99}
        .entry h3{font-size:21px;margin:18px 0 8px}.entry p{font-size:13px;color:var(--muted);margin:0}.entry.large p{color:#dbcbd0}
        .entry-foot{display:flex;justify-content:space-between;align-items:center;color:var(--wine);font-size:13px;font-weight:700}.entry.large .entry-foot{color:#fff}
        .arrow{font-size:22px}.tagline{display:flex;gap:7px;flex-wrap:wrap}
        .comparison{background:var(--wine-dark);border-radius:24px;padding:34px;color:#fff;display:grid;grid-template-columns:190px 1fr;gap:32px}
        .compare-index{border-right:1px solid rgba(255,255,255,.15);padding-right:25px}.compare-index p{color:#c7b8bf;font-size:13px}.index-item{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12);color:#c7b8bf;font-size:13px}.index-item.active{color:#f6b6a6;font-weight:700}
        .compare-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}.compare-card{border-radius:14px;padding:18px;background:rgba(255,255,255,.08)}.compare-card.highlight{background:#704052}.compare-card small{color:#cebfc4}.compare-card strong{display:block;margin:7px 0}.bar{height:5px;background:rgba(255,255,255,.17);border-radius:8px}.bar i{display:block;height:100%;width:80%;background:var(--coral);border-radius:8px}
        .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px}.faq-intro p{color:var(--muted);max-width:330px}.faq-item{border-bottom:1px solid var(--line);padding:18px 0}.faq-q{display:flex;justify-content:space-between;font-weight:700}.faq-a{color:var(--muted);font-size:14px;margin:9px 30px 0 0}
        .feedback{background:#e8ded8;border-radius:24px;padding:35px;display:grid;grid-template-columns:.8fr 1.2fr;gap:45px}.feedback h2{font-size:34px;line-height:1.25}.feedback p{color:var(--muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field label{display:block;font-size:12px;font-weight:700;margin-bottom:6px}.field input,.field select,.field textarea{width:100%;border:1px solid #d7cac5;border-radius:10px;background:#fffaf7;padding:11px 13px;color:var(--ink);transition:var(--ease)}.field textarea{min-height:106px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(217,119,97,.12);outline:0}.full{grid-column:1/-1}.privacy{font-size:11px;color:var(--muted);margin:12px 0}
        .notice{padding:16px 20px;border-left:3px solid var(--coral);background:#fffaf7;color:var(--muted);font-size:13px;border-radius:0 12px 12px 0}
        .site-footer{background:var(--wine-dark);color:#fff;padding:52px 0 25px}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr 1fr;gap:35px}.footer-brand p{color:#c9b9c0;font-size:13px;max-width:300px}.site-footer h3{font-size:14px;margin-bottom:15px}.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin:7px 0}.site-footer a{color:#c9b9c0;font-size:13px}.site-footer a:hover{color:#f4b2a1}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:19px;color:#ae9ba4;font-size:12px;display:flex;justify-content:space-between;gap:15px}
        @media(max-width:992px){.hero-grid{grid-template-columns:1fr;gap:30px}.metrics{grid-template-columns:repeat(2,1fr)}.matrix{grid-template-columns:1fr 1fr}.entry.large{grid-row:auto;grid-column:1/-1;min-height:260px}.footer-grid{grid-template-columns:1fr 1fr}}
        @media(max-width:768px){.container{width:min(100% - 28px,620px)}.nav-wrap{min-height:68px}.menu-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;left:14px;right:14px;top:68px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px}.location-pill{font-size:0;padding:12px}.location-pill .pin{margin:0}.hero{padding-top:42px}.hero-copy{font-size:16px}.section{padding:56px 0}.section-head{display:block}.section-head p{margin-top:13px}.comparison,.faq-grid,.feedback{grid-template-columns:1fr;gap:24px}.compare-index{border-right:0;border-bottom:1px solid rgba(255,255,255,.15);padding:0 0 15px;display:flex;gap:18px;overflow:auto}.index-item{white-space:nowrap;border:0}.feedback{padding:25px}.feedback h2{font-size:28px}}
        @media(max-width:520px){h1{font-size:39px}.brand-text{font-size:15px}.metrics{grid-template-columns:1fr 1fr;gap:8px}.metric{padding:16px}.metric b{font-size:27px}.matrix{grid-template-columns:1fr}.entry.large{grid-column:auto}.hero-actions .button{width:100%}.hero-stats{gap:6px}.hero-stat{padding:10px 8px}.hero-stat b{font-size:20px}.compare-row,.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}

/* roulang page: category2 */
:root{
 --ink:#211c24;
 --muted:#766d78;
 --paper:#f5f1ed;
 --surface:#fffdfb;
 --wine:#56263b;
 --wine-dark:#351b2a;
 --coral:#d97761;
 --mint:#8db8a8;
 --line:#e5dcd7;
 --soft:#eee5e1;
 --success:#548b72;
 --warning:#bd785c;
 --radius:18px;
 --shadow:0 18px 45px rgba(48,28,39,.09);
 --shadow-sm:0 8px 22px rgba(48,28,39,.07);
 --ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(217,119,97,.38);outline-offset:3px}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(245,241,237,.96);border-bottom:1px solid transparent;transition:var(--ease)}
.site-header.scrolled{border-color:var(--line);box-shadow:0 8px 24px rgba(48,28,39,.06)}
.nav-wrap{min-height:78px;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:35px;height:35px;border-radius:12px 12px 12px 4px;background:var(--wine);position:relative;box-shadow:5px 5px 0 var(--coral);flex:none}
.brand-mark:after{content:"";width:9px;height:9px;border:2px solid #fff;border-radius:50%;position:absolute;left:12px;top:10px}
.brand-text{font-size:18px}
.main-nav{display:flex;align-items:center;gap:7px;margin-left:auto}
.main-nav a{padding:9px 15px;border-radius:10px;color:var(--muted);font-size:14px;transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{background:var(--soft);color:var(--wine);font-weight:700}
.location-pill{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:30px;padding:9px 14px;color:var(--wine);font-size:13px;background:var(--surface);transition:var(--ease)}
.location-pill:hover{border-color:var(--coral);transform:translateY(-2px)}
.pin{width:9px;height:9px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(217,119,97,.16)}
.menu-toggle{display:none;border:0;background:none;color:var(--wine);font-size:25px;cursor:pointer}
.hero{padding:58px 0 46px;background:var(--wine-dark);color:#fff;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;width:500px;height:500px;border:1px solid rgba(255,255,255,.12);border-radius:50%;right:-150px;top:-220px}
.hero:after{content:"";position:absolute;width:320px;height:1px;background:var(--coral);right:9%;bottom:45px;transform:rotate(-24deg);opacity:.55}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.eyebrow,.section-kicker{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.14em}
.hero h1{font-size:clamp(36px,5vw,58px);line-height:1.18;letter-spacing:-.06em;margin:14px 0 20px;max-width:650px}
.hero-copy{font-size:17px;color:#d8c9cf;max-width:590px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 22px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:47px;padding:0 21px;border-radius:12px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease);cursor:pointer}
.button.primary{background:var(--coral);color:#fff}
.button.primary:hover{background:#c56652;transform:translateY(-2px);box-shadow:0 9px 18px rgba(217,119,97,.25)}
.button.secondary{background:transparent;border-color:rgba(255,255,255,.28);color:#fff}
.button.secondary:hover{border-color:var(--coral);background:rgba(255,255,255,.08)}
.hero-tags,.tagline{display:flex;gap:8px;flex-wrap:wrap}
.tag,.badge{display:inline-flex;align-items:center;border-radius:30px;padding:4px 10px;font-size:12px;background:var(--soft);color:var(--wine)}
.hero .tag{background:rgba(255,255,255,.1);color:#eadde0}
.index-panel{background:#442337;border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:24px;box-shadow:var(--shadow)}
.panel-top{display:flex;justify-content:space-between;align-items:center;color:#cdbbc3;font-size:12px}
.live-dot{display:inline-flex;align-items:center;gap:7px;color:#f2c2b4}
.live-dot:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint)}
.panel-title{font-size:24px;line-height:1.3;margin:23px 0 20px}
.index-item{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12);color:#d9cbd0}
.index-item:last-child{border-bottom:0}
.index-no{font-size:12px;color:var(--coral);font-weight:800}
.index-item strong{display:block;color:#fff;font-size:14px}
.index-item small{font-size:11px;color:#bcaab3}
.state{font-size:11px;padding:4px 8px;border-radius:20px;background:rgba(141,184,168,.15);color:#a8d1c1}
.section{padding:82px 0}
.section.alt{background:#ede5e1}
.section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:30px}
.section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.25;letter-spacing:-.05em;margin:8px 0 0}
.section-head p{max-width:530px;color:var(--muted);margin:0}
.filter-layout{display:grid;grid-template-columns:260px 1fr;gap:26px}
.filter-card,.feature-card,.timeline-card,.feedback-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.filter-card{padding:24px;height:max-content}
.filter-card h3{font-size:18px;margin:0 0 17px}
.filter-group{padding:17px 0;border-top:1px solid var(--line)}
.filter-group:first-of-type{border-top:0;padding-top:0}
.filter-group b{font-size:13px;display:block;margin-bottom:10px}
.filter-links{display:flex;flex-wrap:wrap;gap:7px}
.filter-links a{font-size:12px;border:1px solid var(--line);padding:5px 9px;border-radius:8px;color:var(--muted);transition:var(--ease)}
.filter-links a:hover,.filter-links a.active{border-color:var(--coral);color:var(--wine);background:#fff4ef}
.feature-card{display:grid;grid-template-columns:1.05fr .95fr;overflow:hidden}
.feature-visual{min-height:300px;background:linear-gradient(135deg,#2c1b2b,#743e52 48%,#d97761);position:relative;padding:27px;color:#fff}
.feature-visual:before{content:"";position:absolute;inset:22px;border:1px solid rgba(255,255,255,.3);border-radius:14px}
.visual-code{position:relative;font-size:12px;letter-spacing:.12em;color:#f5c3b5}
.visual-title{position:absolute;left:28px;bottom:29px;font-size:28px;line-height:1.25;font-weight:800;max-width:230px}
.visual-line{position:absolute;right:32px;top:76px;width:90px;height:90px;border:1px solid rgba(255,255,255,.45);border-radius:50%}
.visual-line:after{content:"";position:absolute;left:44px;top:15px;width:1px;height:105px;background:rgba(255,255,255,.45);transform:rotate(45deg)}
.feature-info{padding:30px}
.feature-info h3{font-size:25px;line-height:1.35;margin:12px 0 12px}
.feature-info p{color:var(--muted);font-size:14px}
.meta-row{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 25px}
.timeline-wrap{position:relative;margin-top:18px}
.timeline-wrap:before{content:"";position:absolute;left:112px;top:18px;bottom:20px;width:1px;background:#d9c9c5}
.timeline-card{display:grid;grid-template-columns:92px 20px 1fr;gap:20px;padding:22px;margin-bottom:16px;position:relative}
.timeline-date{font-size:12px;color:var(--coral);font-weight:800;padding-top:4px}
.timeline-node{width:13px;height:13px;border-radius:50%;background:var(--coral);border:4px solid var(--paper);box-shadow:0 0 0 1px var(--coral);margin-top:5px;z-index:1}
.timeline-content h3{font-size:18px;margin:0 0 5px}
.timeline-content p{font-size:14px;color:var(--muted);margin:0 0 12px}
.content-tags{display:flex;gap:7px;flex-wrap:wrap}
.content-tags span{font-size:11px;background:var(--soft);color:var(--wine);border-radius:6px;padding:3px 8px}
.comparison{display:grid;grid-template-columns:170px 1fr;gap:28px;align-items:start}
.compare-nav{position:sticky;top:105px}
.compare-nav a{display:block;padding:12px 14px;border-left:2px solid var(--line);font-size:13px;color:var(--muted)}
.compare-nav a:hover,.compare-nav a.active{border-color:var(--coral);color:var(--wine);font-weight:700}
.compare-panel{background:var(--wine-dark);border-radius:22px;padding:26px;color:#fff}
.compare-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.compare-card{border-radius:14px;padding:18px;background:rgba(255,255,255,.08)}
.compare-card.highlight{background:#704052}
.compare-card small{color:#cebfc4}
.compare-card strong{display:block;margin:7px 0;font-size:17px}
.progress{height:5px;background:rgba(255,255,255,.15);border-radius:5px;margin-top:15px;overflow:hidden}
.progress i{display:block;height:100%;background:var(--coral);border-radius:5px}
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px}
.faq-intro p{color:var(--muted);max-width:330px}
.faq-item{border-bottom:1px solid var(--line);padding:18px 0}
.faq-q{display:flex;justify-content:space-between;gap:15px;font-weight:700;cursor:pointer}
.faq-q span{color:var(--coral);font-size:21px;line-height:1}
.faq-a{display:none;color:var(--muted);font-size:14px;margin:9px 30px 0 0}
.faq-item.open .faq-a{display:block}
.cta-box{background:#e9d7d0;border-radius:24px;padding:36px 40px;display:grid;grid-template-columns:1fr 1.1fr;gap:40px;align-items:center}
.cta-box h2{font-size:32px;line-height:1.3;margin:8px 0 12px}
.cta-box p{color:var(--muted);font-size:14px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field label{display:block;font-size:12px;font-weight:700;margin-bottom:6px;color:var(--wine)}
.field input,.field select,.field textarea{width:100%;border:1px solid #d7cac5;border-radius:10px;background:#fffaf7;padding:11px 13px;color:var(--ink);transition:var(--ease)}
.field textarea{min-height:92px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(217,119,97,.12);outline:0}
.field.full{grid-column:1/-1}
.form-note{font-size:11px;color:var(--muted);margin:13px 0}
.site-footer{background:var(--wine-dark);color:#fff;padding:52px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr 1fr;gap:35px}
.footer-brand p{color:#c9b9c0;font-size:13px;max-width:300px}
.site-footer h3{font-size:14px;margin:0 0 15px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:7px 0}
.site-footer a{color:#c9b9c0;font-size:13px}
.site-footer a:hover{color:#f4b2a1}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:19px;color:#ae9ba4;font-size:12px;display:flex;justify-content:space-between;gap:15px}
@media(max-width:1100px){
 .hero-grid{gap:35px}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}
}
@media(max-width:900px){
 .nav-wrap{position:relative}.menu-toggle{display:block;margin-left:auto}
 .location-pill{order:2}.main-nav{display:none;position:absolute;left:0;right:0;top:70px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .main-nav.open{display:flex}.main-nav a{padding:12px 14px}
 .hero-grid,.feature-card,.cta-box{grid-template-columns:1fr}
 .feature-visual{min-height:230px}.filter-layout{grid-template-columns:1fr}
 .filter-card{display:grid;grid-template-columns:1fr 1fr;gap:18px}.filter-card h3{grid-column:1/-1;margin-bottom:0}
 .faq-grid{grid-template-columns:1fr;gap:20px}.compare-nav{position:static}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
 .container{width:min(100% - 28px,620px)}
 .brand-text{font-size:15px}.location-pill{font-size:12px;padding:8px 10px}
 .hero{padding:42px 0 35px}.hero h1{font-size:36px}.hero-copy{font-size:15px}
 .section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:13px}
 .filter-card{display:block}.filter-group{padding:14px 0}
 .feature-info{padding:23px}.timeline-wrap:before{left:77px}.timeline-card{grid-template-columns:62px 18px 1fr;gap:12px;padding:17px}
 .timeline-content h3{font-size:16px}.compare-row{grid-template-columns:1fr}.cta-box{padding:27px 21px}.cta-box h2{font-size:27px}
 .form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
}

/* roulang page: category1 */
:root{
 --ink:#211c24;--muted:#766d78;--paper:#f5f1ed;--surface:#fffdfb;
 --wine:#56263b;--wine-dark:#351b2a;--coral:#d97761;--mint:#8db8a8;
 --line:#e5dcd7;--soft:#eee5e1;--success:#548b72;--warning:#bd765d;
 --radius:18px;--shadow:0 18px 45px rgba(48,28,39,.09);--ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(217,119,97,.38);outline-offset:3px}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(245,241,237,.96);border-bottom:1px solid transparent;transition:var(--ease)}
.site-header.scrolled{border-color:var(--line);box-shadow:0 8px 24px rgba(48,28,39,.06)}
.nav-wrap{min-height:78px;display:flex;align-items:center;gap:28px;position:relative}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
.brand-mark{width:35px;height:35px;border-radius:12px 12px 12px 4px;background:var(--wine);position:relative;box-shadow:5px 5px 0 var(--coral);flex:none}
.brand-mark:after{content:"";width:9px;height:9px;border:2px solid #fff;border-radius:50%;position:absolute;left:12px;top:10px}
.brand-text{font-size:18px}
.main-nav{display:flex;align-items:center;gap:7px;margin-left:auto}
.main-nav a{padding:9px 15px;border-radius:10px;color:var(--muted);font-size:14px;transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{background:var(--soft);color:var(--wine);font-weight:700}
.location-pill{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:30px;padding:9px 14px;color:var(--wine);font-size:13px;background:var(--surface);transition:var(--ease)}
.location-pill:hover{border-color:var(--coral);transform:translateY(-2px)}
.location-dot{width:9px;height:9px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(217,119,97,.13)}
.menu-toggle{display:none;border:0;background:transparent;color:var(--wine);font-size:25px;cursor:pointer}
.hero{padding:72px 0 48px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;width:430px;height:430px;border-radius:50%;right:-150px;top:-190px;background:rgba(141,184,168,.23)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.04fr .96fr;gap:60px;align-items:center}
.eyebrow,.section-kicker{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.14em}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,5vw,60px);line-height:1.18;letter-spacing:-.065em;margin:13px 0 20px}
.hero-copy{font-size:18px;color:var(--muted);max-width:610px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:29px 0 22px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:47px;padding:0 21px;border-radius:12px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease);cursor:pointer}
.button.primary{background:var(--wine);color:#fff}
.button.primary:hover{background:var(--wine-dark);transform:translateY(-2px);box-shadow:0 9px 18px rgba(86,38,59,.2)}
.button.secondary{background:transparent;border-color:var(--line);color:var(--wine)}
.button.secondary:hover{border-color:var(--wine);background:#fff}
.button:active{transform:translateY(1px)}
.button.disabled{opacity:.45;cursor:not-allowed}
.hero-tags,.tagline,.filter-tags{display:flex;gap:8px;flex-wrap:wrap}
.tag,.badge{display:inline-flex;align-items:center;border-radius:30px;padding:4px 10px;font-size:12px;background:var(--soft);color:var(--wine)}
.hero-panel{background:var(--wine-dark);color:#fff;border-radius:24px;padding:28px;box-shadow:var(--shadow);position:relative}
.panel-code{font-size:12px;color:#d9a69a;letter-spacing:.15em}
.panel-title{font-size:25px;line-height:1.35;margin:23px 0}
.progress-layout{display:flex;align-items:center;gap:25px}
.progress-ring{width:132px;height:132px;border-radius:50%;background:conic-gradient(var(--coral) 0 68%,rgba(255,255,255,.12) 68% 100%);display:grid;place-items:center;flex:none}
.progress-ring:after{content:"";width:96px;height:96px;border-radius:50%;background:var(--wine-dark);position:absolute}
.progress-number{position:relative;z-index:1;text-align:center;font-size:25px;font-weight:800;color:#fff}
.progress-number small{display:block;color:#c7b8bf;font-size:11px;font-weight:400}
.panel-note{color:#c7b8bf;font-size:13px;margin:0}
.tier-list{display:grid;gap:9px;margin-top:22px}
.tier{display:flex;justify-content:space-between;align-items:center;padding:11px 13px;background:rgba(255,255,255,.08);border-radius:11px;font-size:13px}
.tier strong{color:#f7c0ad}
.section{padding:78px 0}
.section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:28px}
.section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.25;letter-spacing:-.05em;margin:8px 0 0}
.section-head p{max-width:530px;color:var(--muted);margin:0}
.stats-board{display:grid;grid-template-columns:1.2fr .9fr .9fr 1.1fr;gap:13px}
.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:21px;position:relative;overflow:hidden}
.stat-card:after{content:"";position:absolute;height:3px;left:21px;right:21px;bottom:15px;background:var(--soft)}
.stat-card:first-child:after{background:var(--coral)}
.stat-index{color:var(--coral);font-size:11px;font-weight:800}
.stat-card b{display:block;font-size:32px;line-height:1.2;color:var(--wine);margin:8px 0 2px}
.stat-card span{font-size:13px;color:var(--muted)}
.filter-zone{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:27px;box-shadow:0 10px 28px rgba(48,28,39,.04)}
.filter-form{display:grid;grid-template-columns:1.25fr 1fr 1fr auto;gap:12px;align-items:end}
.field label{display:block;font-size:12px;font-weight:700;color:var(--wine);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;border:1px solid #d7cac5;border-radius:10px;background:#fffaf7;padding:11px 13px;color:var(--ink);transition:var(--ease)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(217,119,97,.12);outline:0}
.filter-tags{margin-top:18px;padding-top:17px;border-top:1px solid var(--line)}
.filter-tags .tag.active{background:var(--wine);color:#fff}
.library-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:22px;align-items:stretch}
.feature-card{background:var(--wine);color:#fff;border-radius:22px;padding:30px;min-height:330px;position:relative;overflow:hidden}
.feature-card:before{content:"";position:absolute;right:-30px;bottom:-70px;width:250px;height:250px;border-radius:50%;border:1px solid rgba(255,255,255,.2);box-shadow:0 0 0 28px rgba(255,255,255,.04),0 0 0 56px rgba(255,255,255,.03)}
.feature-card h3{font-size:31px;line-height:1.3;max-width:450px;margin:16px 0 13px;position:relative}
.feature-card p{color:#d8c8ce;max-width:470px;font-size:14px;position:relative}
.feature-meta{display:flex;gap:8px;flex-wrap:wrap;position:relative}
.feature-card .tag{background:#704052;color:#fff}
.feature-link{display:inline-flex;gap:8px;align-items:center;color:#f6b6a6;font-weight:700;font-size:14px;position:absolute;bottom:28px}
.result-list{display:grid;gap:11px}
.result-item{display:grid;grid-template-columns:92px 1fr auto;gap:15px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:12px;transition:var(--ease)}
.result-item:hover{transform:translateX(4px);border-color:var(--coral);box-shadow:0 10px 22px rgba(48,28,39,.07)}
.cover{height:76px;border-radius:10px;background:linear-gradient(135deg,#6e3b55,#d18a71 55%,#8db8a8);position:relative;overflow:hidden}
.cover:after{content:"胶片";position:absolute;right:8px;bottom:5px;color:rgba(255,255,255,.8);font-size:11px}
.result-item h3{font-size:16px;margin:0 0 3px}
.result-item p{font-size:12px;color:var(--muted);margin:5px 0 0;line-height:1.5}
.result-date{font-size:11px;color:var(--muted);white-space:nowrap}
.arrow{font-size:21px;color:var(--coral)}
.compare-wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:35px;background:var(--wine-dark);color:#fff;border-radius:24px;padding:32px}
.compare-intro p{color:#c9b9c0;font-size:14px}
.compare-list{display:grid;gap:12px}
.compare-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.compare-card{border-radius:14px;padding:17px;background:rgba(255,255,255,.08)}
.compare-card.highlight{background:#704052}
.compare-card small{color:#cebfc4}
.compare-card strong{display:block;margin:5px 0}
.compare-card span{font-size:12px;color:#e4d8db}
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px}
.faq-intro p{color:var(--muted);max-width:330px}
.faq-item{border-bottom:1px solid var(--line);padding:18px 0}
.faq-q{display:flex;justify-content:space-between;font-weight:700;gap:15px}
.faq-q span:last-child{color:var(--coral)}
.faq-a{color:var(--muted);font-size:14px;margin:9px 30px 0 0}
.cta-panel{background:#eadbd5;border-radius:24px;padding:36px;display:grid;grid-template-columns:.9fr 1.1fr;gap:45px}
.cta-panel h2{font-size:32px;line-height:1.3;margin:9px 0 14px}
.cta-panel p{color:var(--muted);font-size:14px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid .wide{grid-column:1/-1}
.form-note{font-size:12px;color:var(--muted);margin:12px 0 0}
.site-footer{background:var(--wine-dark);color:#fff;padding:52px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr 1fr;gap:35px}
.footer-brand p{color:#c9b9c0;font-size:13px;max-width:300px}
.site-footer h3{font-size:14px;margin-bottom:15px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:7px 0}
.site-footer a{color:#c9b9c0;font-size:13px}
.site-footer a:hover{color:#f4b2a1}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:19px;color:#ae9ba4;font-size:12px;display:flex;justify-content:space-between;gap:15px}
@media(max-width:1100px){.hero-grid{grid-template-columns:1fr .9fr;gap:30px}.stats-board{grid-template-columns:1fr 1fr}.filter-form{grid-template-columns:1fr 1fr}.filter-form .button{margin-top:5px}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}}
@media(max-width:768px){
 .container{width:min(100% - 28px,620px)}
 .nav-wrap{min-height:68px}.menu-toggle{display:block;margin-left:auto}
 .main-nav{display:none;position:absolute;left:0;right:0;top:68px;padding:10px;background:var(--surface);border:1px solid var(--line);border-radius:0 0 15px 15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .main-nav.open{display:flex}.main-nav a{padding:12px 14px}.location-pill{font-size:12px;padding:8px 10px}
 .hero{padding:48px 0 35px}.hero-grid,.library-layout,.compare-wrap,.faq-grid,.cta-panel{grid-template-columns:1fr}.hero-panel{margin-top:5px}
 h1{font-size:39px}.hero-copy{font-size:16px}.section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:14px}
 .stats-board{grid-template-columns:1fr 1fr}.filter-zone{padding:20px}.filter-form{grid-template-columns:1fr}
 .feature-card{min-height:300px}.compare-wrap{padding:25px}.faq-grid{gap:20px}.cta-panel{padding:25px;gap:20px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:5px}
}
@media(max-width:520px){
 .brand-text{font-size:15px}.location-pill{display:none}.hero-actions .button{width:100%}
 h1{font-size:34px}.stats-board{grid-template-columns:1fr}.stat-card b{font-size:28px}
 .result-item{grid-template-columns:70px 1fr}.cover{height:66px}.result-date{grid-column:2}.result-item .arrow{position:absolute;margin-left:245px}
 .compare-row{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}
 .footer-grid{grid-template-columns:1fr}
}