/* roulang page: index */
:root{
            --berry:#6e294f;
            --berry-deep:#351b32;
            --berry-soft:#9b5272;
            --coral:#e8866f;
            --peach:#f6c0a9;
            --sage:#a8b49c;
            --cream:#fbf5ee;
            --mist:#f1e9ed;
            --ink:#29232b;
            --muted:#746b75;
            --line:#e7dce1;
            --white:#fffdfb;
            --radius-lg:30px;
            --radius-md:20px;
            --shadow:0 18px 45px rgba(67,35,56,.10);
            --shadow-hover:0 24px 55px rgba(67,35,56,.18);
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--cream);color:var(--ink);font-family:"思源黑体","苹方","微软雅黑","Noto Sans SC","Microsoft YaHei",sans-serif;line-height:1.75;font-size:16px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        :focus-visible{outline:3px solid rgba(232,134,111,.65);outline-offset:4px}
        .site-container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .topbar{position:sticky;top:0;z-index:20;background:rgba(251,245,238,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(110,41,79,.10)}
        .nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
        .brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;color:var(--berry);font-size:17px;line-height:1.2}
        .brand-mark{width:38px;height:38px;border-radius:13px;background:linear-gradient(140deg,var(--berry),var(--coral));position:relative;box-shadow:0 8px 18px rgba(110,41,79,.22)}
        .brand-mark::before,.brand-mark::after{content:"";position:absolute;border:2px solid rgba(255,255,255,.72);border-radius:50%}
        .brand-mark::before{width:16px;height:16px;left:7px;top:7px}
        .brand-mark::after{width:9px;height:9px;right:7px;bottom:7px}
        .main-nav{display:flex;align-items:center;gap:7px}
        .main-nav a{padding:10px 14px;border-radius:13px;color:var(--muted);font-size:14px;transition:.25s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--berry);background:#f0e3e9}
        .nav-cta{background:var(--berry)!important;color:#fff!important;box-shadow:0 7px 15px rgba(110,41,79,.18)}
        .nav-cta:hover{background:var(--berry-deep)!important;transform:translateY(-2px)}
        .mobile-menu{display:none;border:0;background:var(--mist);color:var(--berry);border-radius:12px;width:44px;height:44px}
        .hero{padding:76px 0 66px;position:relative;overflow:hidden}
        .hero::before{content:"";position:absolute;width:430px;height:430px;right:-150px;top:-120px;background:rgba(232,134,111,.17);border-radius:50%;filter:blur(2px)}
        .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center;position:relative}
        .eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:99px;padding:6px 12px;font-size:12px;font-weight:700;letter-spacing:.04em}
        .eyebrow{color:var(--berry);background:#f0e1e8}
        .eyebrow i{width:7px;height:7px;background:var(--coral);border-radius:50%}
        h1,h2,h3{margin:0;font-weight:800;letter-spacing:-.055em;line-height:1.18}
        h1{font-size:clamp(40px,5.1vw,70px);max-width:650px;margin:22px 0 20px}
        h2{font-size:clamp(29px,3.5vw,45px)}
        h3{font-size:20px}
        .hero-copy{max-width:610px;color:var(--muted);font-size:17px}
        .actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:29px}
        .btn-brand,.btn-soft{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 21px;border-radius:14px;font-weight:700;border:1px solid transparent;transition:.25s ease}
        .btn-brand{background:linear-gradient(110deg,var(--berry),var(--berry-soft));color:#fff;box-shadow:0 10px 22px rgba(110,41,79,.22)}
        .btn-brand:hover{color:#fff;transform:translateY(-3px);box-shadow:var(--shadow-hover)}
        .btn-soft{border-color:var(--line);background:rgba(255,253,251,.7);color:var(--berry)}
        .btn-soft:hover{border-color:var(--berry-soft);background:#fff;color:var(--berry-deep);transform:translateY(-2px)}
        .hero-note{display:flex;gap:20px;margin-top:28px;color:var(--muted);font-size:13px;flex-wrap:wrap}
        .hero-note strong{display:block;color:var(--berry);font-size:20px;line-height:1.2}
        .explore-card{background:var(--berry-deep);border-radius:36px;padding:27px;color:#fff;min-height:405px;position:relative;box-shadow:var(--shadow);overflow:hidden}
        .explore-card::after{content:"";position:absolute;width:240px;height:240px;right:-75px;bottom:-85px;border-radius:50%;background:var(--coral);opacity:.45;filter:blur(1px)}
        .card-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}
        .card-top small{color:#d9cbd4}.live-dot{width:9px;height:9px;border-radius:50%;background:#f2a17f;display:inline-block;margin-right:6px}
        .index-board{margin-top:34px;border:1px solid rgba(255,255,255,.18);border-radius:24px;padding:20px;position:relative;z-index:1;background:rgba(255,255,255,.06)}
        .index-board h3{font-size:25px;margin-bottom:17px}
        .board-row{display:flex;justify-content:space-between;gap:15px;padding:14px 0;border-top:1px solid rgba(255,255,255,.14);font-size:14px}
        .board-row span:last-child{color:#f3b09d}
        .badge-number{display:inline-flex;align-items:center;justify-content:center;min-width:31px;height:27px;padding:0 8px;border-radius:9px;background:var(--coral);color:#fff;font-weight:800;font-size:12px}
        .section{padding:92px 0}
        .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:34px}
        .section-head p{max-width:510px;margin:0;color:var(--muted)}
        .section-kicker{color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:12px}
        .pain-band{background:#f2e8ed;border-radius:var(--radius-lg);padding:40px}
        .pain-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:45px;align-items:center}
        .pain-grid p{color:var(--muted)}
        .issue-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
        .issue{background:var(--white);border-radius:20px;padding:22px;border:1px solid rgba(110,41,79,.08);transition:.25s}
        .issue:hover,.solution-card:hover,.quote-card:hover,.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
        .issue .tag{background:#f8ece8;color:#a8564b;margin-bottom:15px}
        .issue p{font-size:14px;margin:8px 0 0}
        .solution-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}
        .solution-card{border-radius:var(--radius-lg);padding:35px;background:var(--white);border:1px solid var(--line);transition:.25s}
        .solution-card.feature{background:linear-gradient(135deg,#fffaf5,#f1e4ec);min-height:310px}
        .solution-card p{color:var(--muted);margin:16px 0 24px}
        .path{display:flex;flex-wrap:wrap;gap:10px}
        .path span{padding:9px 13px;border-radius:11px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--berry)}
        .side-stack{display:grid;gap:22px}
        .side-stack .solution-card{padding:25px}
        .metric-track{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:16px}
        .metric{background:var(--white);border:1px solid var(--line);border-radius:24px;padding:27px;transition:.25s}
        .metric.primary{background:var(--berry);color:#fff}
        .metric small{display:block;color:var(--muted);margin-bottom:12px}.metric.primary small{color:#e9d9e2}
        .metric strong{display:block;font-size:42px;line-height:1;color:var(--coral);letter-spacing:-.06em}.metric.primary strong{color:#ffd0bd}
        .metric p{font-size:14px;margin:13px 0 0;color:var(--muted)}.metric.primary p{color:#eadde4}
        .quote-area{background:var(--mist);border-radius:var(--radius-lg);padding:42px 48px;display:grid;grid-template-columns:1fr .75fr;gap:45px;align-items:center}
        blockquote{font-size:clamp(22px,3vw,34px);font-weight:700;line-height:1.45;margin:0;color:var(--berry-deep)}
        .quote-meta{border-left:3px solid var(--coral);padding-left:20px;color:var(--muted);font-size:14px}
        .quote-meta strong{color:var(--ink);display:block;font-size:16px;margin-bottom:5px}
        .cta-panel{background:var(--berry-deep);border-radius:34px;padding:52px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}
        .cta-panel::before{content:"";position:absolute;right:7%;top:-100px;width:300px;height:300px;border-radius:50%;border:1px solid rgba(255,255,255,.17);box-shadow:0 0 0 35px rgba(255,255,255,.04),0 0 0 70px rgba(255,255,255,.03)}
        .cta-panel p{color:#dbcbd5;max-width:610px;margin:14px 0 0}.cta-panel>*{position:relative;z-index:1}
        .cta-panel .btn-soft{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}
        .faq-wrap{max-width:850px;margin:0 auto}
        .accordion-item{border:1px solid var(--line)!important;border-radius:16px!important;overflow:hidden;margin-bottom:12px;background:var(--white)}
        .accordion-button{background:var(--white);color:var(--ink);font-weight:700;padding:21px 24px;box-shadow:none!important}
        .accordion-button:not(.collapsed){background:#f4e7ed;color:var(--berry)}
        .accordion-button::after{filter:hue-rotate(285deg)}
        .accordion-body{color:var(--muted);padding:0 24px 23px;font-size:14px}
        footer{background:#271c27;color:#e7dce1;padding:58px 0 30px}
        .footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:50px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.12)}
        footer .brand{color:#fff;margin-bottom:17px}footer p{color:#b9aab5;font-size:14px;max-width:390px;margin:0}
        footer h3{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:0}
        .footer-links{display:grid;gap:10px;font-size:14px;color:#b9aab5}.footer-links a:hover{color:#f4b09a}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;font-size:12px;color:#998a96;flex-wrap:wrap}
        .mobile-tabs{display:none}
        @media (max-width:991px){.hero-grid{gap:30px}.main-nav a{padding:9px 9px;font-size:13px}.pain-grid,.quote-area{grid-template-columns:1fr}.solution-layout{grid-template-columns:1fr}.side-stack{grid-template-columns:repeat(2,1fr)}}
        @media (max-width:767px){body{padding-bottom:76px}.site-container{width:min(100% - 28px,600px)}.nav-wrap{min-height:66px}.main-nav{display:none}.mobile-menu{display:block}.hero{padding:48px 0 35px}.hero-grid{grid-template-columns:1fr}.hero-copy{font-size:15px}.explore-card{min-height:350px;padding:22px}.section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:13px}.pain-band{padding:25px 20px}.issue-list{grid-template-columns:1fr}.metric-track{grid-template-columns:1fr 1fr}.metric.primary{grid-column:1/-1}.quote-area{padding:30px 23px;gap:27px}.cta-panel{padding:33px 24px;display:block}.cta-panel .actions{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.mobile-tabs{position:fixed;display:grid;grid-template-columns:repeat(3,1fr);bottom:0;left:0;right:0;z-index:30;background:rgba(255,253,251,.97);border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(50,30,45,.09);padding:8px 10px calc(8px + env(safe-area-inset-bottom))}.mobile-tabs a{text-align:center;color:var(--muted);font-size:11px;padding:5px;border-radius:12px}.mobile-tabs a.active{background:#f0e2e9;color:var(--berry);font-weight:700}.tab-icon{display:block;font-size:18px;line-height:1.1;margin-bottom:3px}}
        @media (max-width:520px){h1{font-size:39px}.actions>*{width:100%}.side-stack{grid-template-columns:1fr}.metric strong{font-size:34px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}

/* roulang page: category1 */
:root{
 --berry:#6e294f;
 --berry-deep:#351b32;
 --berry-soft:#9b5272;
 --coral:#e8866f;
 --peach:#f6c0a9;
 --sage:#a8b49c;
 --cream:#fbf5ee;
 --mist:#f1e9ed;
 --ink:#29232b;
 --muted:#746b75;
 --line:#e7dce1;
 --white:#fffdfb;
 --radius-lg:30px;
 --radius-md:20px;
 --shadow:0 18px 45px rgba(67,35,56,.10);
 --shadow-hover:0 24px 55px rgba(67,35,56,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"思源黑体","苹方","微软雅黑","Noto Sans SC","Microsoft YaHei",sans-serif;line-height:1.75;font-size:16px;padding-bottom:0}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:3px solid rgba(232,134,111,.55);outline-offset:3px}
img{max-width:100%;display:block}
button,input{font:inherit}
h1,h2,h3,p{overflow-wrap:anywhere}
h1,h2,h3{letter-spacing:-.045em}
h1{font-size:clamp(2.35rem,5vw,4.35rem);line-height:1.12;margin:18px 0}
h2{font-size:clamp(1.8rem,3vw,2.65rem);line-height:1.2;margin:0}
h3{font-size:1.18rem;line-height:1.4;margin:0 0 10px}
.site-container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.topbar{position:sticky;top:0;z-index:20;background:rgba(251,245,238,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(110,41,79,.1)}
.nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;color:var(--berry);font-size:17px;line-height:1.2}
.brand-mark{width:38px;height:38px;flex:0 0 38px;border-radius:13px;background:linear-gradient(140deg,var(--berry),var(--coral));position:relative;box-shadow:0 8px 18px rgba(110,41,79,.22)}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.72);border-radius:50%}
.brand-mark:before{width:16px;height:16px;left:7px;top:7px}
.brand-mark:after{width:9px;height:9px;right:7px;bottom:7px}
.main-nav{display:flex;align-items:center;gap:7px}
.main-nav a{padding:10px 14px;border-radius:13px;color:var(--muted);font-size:14px;transition:.25s ease}
.main-nav a:hover,.main-nav a.active{color:var(--berry);background:#f0e3e9}
.main-nav .nav-cta{background:var(--berry)!important;color:#fff!important;box-shadow:0 7px 15px rgba(110,41,79,.18)}
.main-nav .nav-cta:hover{background:var(--berry-deep)!important;transform:translateY(-2px)}
.mobile-menu{display:none;border:0;background:var(--mist);color:var(--berry);border-radius:12px;width:44px;height:44px}
.hero{padding:70px 0 58px;position:relative;overflow:hidden;background:linear-gradient(120deg,#fbf5ee 54%,#f3e5e9)}
.hero:before{content:"";position:absolute;width:420px;height:420px;right:-150px;top:-170px;border-radius:50%;background:rgba(232,134,111,.2)}
.hero:after{content:"";position:absolute;width:170px;height:170px;left:8%;bottom:-100px;border:1px solid rgba(110,41,79,.15);border-radius:50%;box-shadow:0 0 0 25px rgba(110,41,79,.035),0 0 0 50px rgba(110,41,79,.025)}
.hero-grid{display:grid;grid-template-columns:1fr .9fr;gap:52px;align-items:center;position:relative;z-index:1}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:99px;padding:6px 12px;font-size:12px;font-weight:700;letter-spacing:.04em}
.eyebrow{color:var(--berry);background:#f0e1e8}
.eyebrow i{width:7px;height:7px;background:var(--coral);border-radius:50%}
.hero-copy{max-width:650px;color:var(--muted);font-size:17px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn-brand,.btn-soft{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 21px;border-radius:14px;font-weight:700;border:1px solid transparent;transition:.25s ease}
.btn-brand{background:linear-gradient(110deg,var(--berry),var(--berry-soft));color:#fff;box-shadow:0 10px 22px rgba(110,41,79,.22)}
.btn-brand:hover{color:#fff;transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.btn-soft{border-color:var(--line);background:rgba(255,253,251,.75);color:var(--berry)}
.btn-soft:hover{border-color:var(--berry-soft);background:#fff;color:var(--berry-deep);transform:translateY(-2px)}
.hero-note{display:flex;gap:24px;margin-top:28px;color:var(--muted);font-size:13px;flex-wrap:wrap}
.hero-note strong{display:block;color:var(--berry);font-size:20px;line-height:1.2}
.index-board{background:var(--berry-deep);border-radius:36px;padding:28px;color:#fff;min-height:375px;position:relative;box-shadow:var(--shadow);overflow:hidden}
.index-board:after{content:"";position:absolute;width:245px;height:245px;right:-80px;bottom:-90px;border-radius:50%;background:var(--coral);opacity:.43}
.board-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1;margin-bottom:32px}
.board-top small{color:#d9cbd4}
.board-title{font-size:1.55rem;font-weight:800;margin-bottom:20px;position:relative;z-index:1}
.board-row{display:flex;justify-content:space-between;gap:15px;padding:14px 0;border-top:1px solid rgba(255,255,255,.14);font-size:14px;position:relative;z-index:1}
.board-row span:last-child{color:#f3b09d}
.badge-number{display:inline-flex;align-items:center;justify-content:center;min-width:31px;height:27px;padding:0 8px;border-radius:9px;background:var(--coral);color:#fff;font-weight:800;font-size:12px}
.section{padding:86px 0}
.section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:32px}
.section-head p{max-width:540px;margin:0;color:var(--muted)}
.section-kicker{color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:12px}
.breadcrumb-line{padding:25px 0 0;color:var(--muted);font-size:13px}
.breadcrumb-line a{color:var(--berry)}
.filter-layout{display:grid;grid-template-columns:250px 1fr;gap:30px;align-items:start}
.filter-panel{background:var(--white);border:1px solid var(--line);border-radius:24px;padding:23px;position:sticky;top:102px}
.filter-panel h3{font-size:1rem;margin-bottom:18px}
.filter-label{display:block;color:var(--muted);font-size:13px;margin:18px 0 8px}
.filter-list{display:flex;flex-wrap:wrap;gap:8px}
.filter-chip{border:1px solid var(--line);border-radius:99px;padding:7px 11px;color:var(--muted);background:#fff;font-size:13px;transition:.2s}
.filter-chip:hover,.filter-chip.selected{border-color:var(--berry-soft);background:#f3e5eb;color:var(--berry)}
.result-bar{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:17px;padding-bottom:17px;border-bottom:1px solid var(--line)}
.result-bar p{margin:0;color:var(--muted);font-size:14px}
.result-bar strong{color:var(--berry)}
.index-list{display:grid;gap:15px}
.index-item{display:grid;grid-template-columns:62px 1fr auto;gap:20px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:23px;padding:22px;transition:.25s ease}
.index-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#d4b6c5}
.index-no{width:48px;height:48px;border-radius:16px;background:linear-gradient(145deg,var(--berry),var(--coral));color:#fff;display:grid;place-items:center;font-weight:800}
.item-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.tag{padding:5px 10px;background:#f0e3e9;color:var(--berry);font-size:11px}
.tag.warm{background:#fae8e1;color:#a8564b}
.index-item p{color:var(--muted);font-size:14px;margin:0}
.item-link{white-space:nowrap;color:var(--berry);font-size:13px;font-weight:800}
.item-link:after{content:" →";transition:.2s}
.item-link:hover:after{padding-left:4px}
.notice-panel{margin-top:24px;padding:20px 22px;border-radius:20px;background:#f5ebe5;border-left:4px solid var(--coral);color:#70595e;font-size:14px}
.related-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
.related-card{padding:28px;border-radius:var(--radius-lg);background:linear-gradient(135deg,#fffaf5,#f1e4ec);border:1px solid var(--line)}
.related-card p{color:var(--muted);margin:12px 0 20px}
.metric-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}
.metric{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:20px;transition:.25s}
.metric strong{display:block;color:var(--berry);font-size:1.7rem;line-height:1.2}
.metric span{color:var(--muted);font-size:13px}
.faq-section{background:var(--mist)}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:var(--line);--bs-accordion-btn-focus-box-shadow:none}
.accordion-item{border:1px solid var(--line)!important;border-radius:17px!important;overflow:hidden;margin-bottom:12px;background:var(--white)}
.accordion-button{background:var(--white);color:var(--ink);font-weight:700;padding:20px 22px}
.accordion-button:not(.collapsed){background:#f5e8ed;color:var(--berry);box-shadow:none}
.accordion-button:after{background-size:14px}
.accordion-body{color:var(--muted);padding:0 22px 20px;font-size:14px}
.cta-panel{background:var(--berry-deep);border-radius:34px;padding:48px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}
.cta-panel:before{content:"";position:absolute;right:7%;top:-100px;width:300px;height:300px;border-radius:50%;border:1px solid rgba(255,255,255,.17);box-shadow:0 0 0 35px rgba(255,255,255,.04),0 0 0 70px rgba(255,255,255,.03)}
.cta-panel p{color:#dbcbd5;max-width:610px;margin:14px 0 0}
.cta-panel>*{position:relative;z-index:1}
.cta-panel .btn-soft{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3);color:#fff}
.cta-panel .btn-soft:hover{background:#fff;color:var(--berry)}
footer{background:#241925;color:#fff;padding:54px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.5fr .75fr .9fr;gap:50px}
footer .brand{color:#fff;margin-bottom:17px}
footer p{color:#c9bac4;max-width:390px;font-size:14px}
footer h3{font-size:14px;color:#f6c0a9;margin-bottom:15px}
.footer-links{display:grid;gap:9px}
.footer-links a{color:#c9bac4;font-size:14px;transition:.2s}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:20px;color:#ad9ca8;font-size:12px}
.bottom-tabs{display:none}
@media(max-width:991px){
 .hero-grid{grid-template-columns:1fr;gap:32px}
 .filter-layout{grid-template-columns:1fr}
 .filter-panel{position:static}
 .related-grid{grid-template-columns:1fr}
}
@media(max-width:767px){
 .site-container{width:min(100% - 28px,620px)}
 .main-nav{display:none}
 .mobile-menu{display:block}
 .hero{padding:48px 0 44px}
 .section{padding:62px 0}
 .section-head{display:block}
 .section-head p{margin-top:13px}
 .index-item{grid-template-columns:48px 1fr;gap:14px;padding:18px}
 .item-link{grid-column:2}
 .metric-strip{grid-template-columns:1fr}
 .cta-panel{display:block;padding:34px 25px}
 .cta-panel .hero-actions{margin-top:25px}
 .footer-grid{grid-template-columns:1fr;gap:25px}
 body{padding-bottom:78px}
 .bottom-tabs{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:30;background:rgba(255,253,251,.97);border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(67,35,56,.1);padding:8px 8px calc(8px + env(safe-area-inset-bottom))}
 .bottom-tabs a{display:grid;justify-items:center;gap:2px;color:var(--muted);font-size:11px;padding:5px 2px;border-radius:12px}
 .bottom-tabs a.active{color:var(--berry);background:#f2e5ea;font-weight:700}
 .tab-icon{font-size:18px;line-height:1.1}
}
@media(max-width:520px){
 h1{font-size:2.25rem}
 .hero-copy{font-size:15px}
 .hero-actions a{width:100%}
 .index-board{padding:22px;border-radius:27px}
 .result-bar{display:block}
 .result-bar p{margin-top:7px}
}

/* roulang page: category2 */
:root{
      --berry:#6e294f;
      --berry-deep:#351b32;
      --berry-soft:#9b5272;
      --coral:#e8866f;
      --peach:#f6c0a9;
      --sage:#a8b49c;
      --cream:#fbf5ee;
      --mist:#f1e9ed;
      --ink:#29232b;
      --muted:#746b75;
      --line:#e7dce1;
      --white:#fffdfb;
      --radius-lg:30px;
      --radius-md:20px;
      --shadow:0 18px 45px rgba(67,35,56,.10);
      --shadow-hover:0 24px 55px rgba(67,35,56,.18);
    }

    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--cream);
      color:var(--ink);
      font-family:"思源黑体","苹方","微软雅黑","Noto Sans SC","Microsoft YaHei",sans-serif;
      line-height:1.75;
      font-size:16px;
      padding-bottom:0;
    }
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{
      outline:3px solid rgba(232,134,111,.65);
      outline-offset:3px;
    }
    img{max-width:100%;display:block}
    button,input{font:inherit}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{font-weight:800;letter-spacing:-.045em}
    h1{font-size:clamp(2.35rem,5vw,4.6rem);line-height:1.08}
    h2{font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.2}
    h3{font-size:1.2rem;line-height:1.35}
    .site-container{width:min(1180px,calc(100% - 40px));margin:0 auto}

    .topbar{
      position:sticky;top:0;z-index:30;
      background:rgba(251,245,238,.92);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(110,41,79,.10)
    }
    .nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.04em;color:var(--berry);font-size:17px;line-height:1.2}
    .brand-mark{
      width:38px;height:38px;border-radius:13px;
      background:linear-gradient(140deg,var(--berry),var(--coral));
      position:relative;box-shadow:0 8px 18px rgba(110,41,79,.22);flex:0 0 auto
    }
    .brand-mark::before,.brand-mark::after{content:"";position:absolute;border:2px solid rgba(255,255,255,.72);border-radius:50%}
    .brand-mark::before{width:16px;height:16px;left:7px;top:7px}
    .brand-mark::after{width:9px;height:9px;right:7px;bottom:7px}
    .main-nav{display:flex;align-items:center;gap:7px}
    .main-nav a{padding:10px 14px;border-radius:13px;color:var(--muted);font-size:14px;transition:.25s ease}
    .main-nav a:hover,.main-nav a.active{color:var(--berry);background:#f0e3e9}
    .main-nav .nav-cta{background:var(--berry)!important;color:#fff!important;box-shadow:0 7px 15px rgba(110,41,79,.18)}
    .main-nav .nav-cta:hover{background:var(--berry-deep)!important;transform:translateY(-2px)}
    .mobile-menu{display:none;border:0;background:var(--mist);color:var(--berry);border-radius:12px;width:44px;height:44px}

    .breadcrumb-bar{padding:28px 0 0;color:var(--muted);font-size:13px}
    .breadcrumb-bar a{color:var(--berry);font-weight:700}
    .breadcrumb-bar span{margin:0 9px;color:#b29eaa}

    .guide-hero{
      padding:48px 0 84px;
      background:
        radial-gradient(circle at 82% 20%,rgba(232,134,111,.28),transparent 28%),
        linear-gradient(120deg,var(--berry-deep),#51253f 62%,#743c59);
      color:#fff;
      margin-top:20px;
      position:relative;
      overflow:hidden;
    }
    .guide-hero::before{
      content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(255,255,255,.16);
      border-radius:50%;right:-180px;bottom:-250px;box-shadow:0 0 0 38px rgba(255,255,255,.035),0 0 0 78px rgba(255,255,255,.025)
    }
    .hero-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center;position:relative;z-index:1}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border-radius:99px;padding:6px 12px;font-size:12px;font-weight:700;letter-spacing:.04em}
    .eyebrow{color:var(--peach);background:rgba(255,255,255,.11)}
    .eyebrow i{width:7px;height:7px;background:var(--coral);border-radius:50%}
    .guide-hero h1{margin:20px 0 20px;max-width:680px}
    .hero-lead{color:#eadbe2;max-width:590px;font-size:17px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}
    .btn-brand,.btn-soft{
      display:inline-flex;justify-content:center;align-items:center;min-height:48px;
      padding:0 21px;border-radius:14px;font-weight:700;border:1px solid transparent;transition:.25s ease
    }
    .btn-brand{background:linear-gradient(110deg,var(--berry),var(--berry-soft));color:#fff;box-shadow:0 10px 22px rgba(110,41,79,.22)}
    .btn-brand:hover{color:#fff;transform:translateY(-3px);box-shadow:var(--shadow-hover)}
    .btn-soft{border-color:var(--line);background:rgba(255,253,251,.7);color:var(--berry)}
    .btn-soft:hover{border-color:var(--berry-soft);background:#fff;color:var(--berry-deep);transform:translateY(-2px)}
    .guide-hero .btn-brand{background:var(--coral)}
    .guide-hero .btn-soft{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}
    .guide-hero .btn-soft:hover{background:#fff;color:var(--berry)}

    .index-board{
      background:rgba(255,253,251,.97);color:var(--ink);border-radius:32px;padding:27px;
      box-shadow:0 25px 65px rgba(24,10,25,.25);transform:rotate(1.2deg)
    }
    .board-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:24px}
    .board-head small{color:var(--muted)}
    .status-badge{background:#f4e4e9;color:var(--berry);border-radius:99px;padding:6px 10px;font-size:12px;font-weight:800;white-space:nowrap}
    .route-list{display:grid;gap:12px}
    .route-item{
      display:flex;align-items:center;gap:14px;border:1px solid var(--line);border-radius:18px;
      padding:15px 16px;background:#fff;transition:.25s ease
    }
    .route-item:hover{border-color:var(--coral);transform:translateX(4px);box-shadow:0 10px 25px rgba(67,35,56,.08)}
    .route-icon{width:38px;height:38px;border-radius:13px;background:#f8e9e7;color:var(--berry);display:grid;place-items:center;font-weight:800;flex:0 0 auto}
    .route-item strong{display:block;font-size:15px}
    .route-item small{color:var(--muted);font-size:12px}
    .data-badge{margin-left:auto;background:var(--coral);color:#fff;border-radius:10px;padding:5px 8px;font-size:12px;font-weight:800}

    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:34px}
    .section-kicker{color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:12px}
    .section-head p{max-width:540px;margin:0;color:var(--muted)}
    .guide-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:30px;align-items:stretch}
    .guide-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;box-shadow:0 10px 30px rgba(67,35,56,.05);transition:.25s ease}
    .guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .guide-card.large{background:linear-gradient(135deg,#fffaf5,#f1e4ec);min-height:310px}
    .guide-card p{color:var(--muted)}
    .tag{background:#f0e3e9;color:var(--berry);margin-bottom:18px}
    .tag.coral{background:#f9e1db;color:#a8564b}
    .guide-card ul{padding:0;margin:22px 0 0;list-style:none;display:grid;gap:13px}
    .guide-card li{display:flex;gap:11px;align-items:flex-start;color:var(--ink)}
    .guide-card li::before{content:"✓";width:23px;height:23px;display:grid;place-items:center;border-radius:8px;background:var(--sage);color:#fff;font-size:12px;font-weight:800;flex:0 0 auto}
    .side-stack{display:grid;gap:18px}
    .side-stack .guide-card{padding:24px}
    .side-stack h3{margin-bottom:8px}

    .rail-section{background:var(--mist);padding:82px 0}
    .topic-rail{display:flex;gap:16px;overflow-x:auto;padding:8px 3px 20px;scrollbar-width:thin}
    .topic-card{min-width:245px;background:var(--white);border:1px solid var(--line);border-radius:22px;padding:23px;transition:.25s ease}
    .topic-card:nth-child(2){transform:translateY(18px)}
    .topic-card:hover{border-color:var(--berry-soft);box-shadow:var(--shadow);transform:translateY(-3px)}
    .topic-card:nth-child(2):hover{transform:translateY(14px)}
    .topic-card .index{font-size:31px;color:var(--coral);font-weight:900;line-height:1;margin-bottom:20px}
    .topic-card p{color:var(--muted);font-size:14px;margin-bottom:0}
    .metric-line{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:42px}
    .metric{background:var(--berry-deep);color:#fff;border-radius:22px;padding:24px;transition:.25s ease}
    .metric strong{display:block;font-size:31px;color:var(--peach);line-height:1.2}
    .metric span{display:block;color:#d8cbd3;font-size:13px;margin-top:7px}

    .timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;position:relative}
    .step{padding:25px 24px;border-left:3px solid var(--coral);background:rgba(255,253,251,.65);border-radius:0 20px 20px 0}
    .step-no{color:var(--berry);font-weight:900;font-size:13px;letter-spacing:.1em}
    .step h3{margin:12px 0 8px}
    .step p{color:var(--muted);font-size:14px;margin:0}

    .notice-box{border:1px solid #e9cfc9;background:#fff8f4;border-radius:24px;padding:26px 30px;display:flex;gap:18px;align-items:flex-start}
    .notice-icon{width:34px;height:34px;border-radius:11px;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900;flex:0 0 auto}
    .notice-box p{margin:0;color:#6c5056;font-size:14px}

    .faq-wrap{max-width:850px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:17px!important;overflow:hidden;margin-bottom:12px;background:var(--white)}
    .accordion-button{background:var(--white);color:var(--ink);font-weight:800;padding:20px 22px;box-shadow:none!important}
    .accordion-button:not(.collapsed){background:#f4e7eb;color:var(--berry)}
    .accordion-button::after{filter:sepia(30%) saturate(80%);transition:.2s}
    .accordion-body{padding:0 22px 21px;color:var(--muted);font-size:14px;background:#f4e7eb}

    .cta-panel{background:var(--berry-deep);border-radius:34px;padding:50px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}
    .cta-panel::before{content:"";position:absolute;right:7%;top:-100px;width:300px;height:300px;border-radius:50%;border:1px solid rgba(255,255,255,.17);box-shadow:0 0 0 35px rgba(255,255,255,.04),0 0 0 70px rgba(255,255,255,.03)}
    .cta-panel p{color:#dbcbd5;max-width:610px;margin:14px 0 0}
    .cta-panel>*{position:relative;z-index:1}
    .cta-panel .btn-soft{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}
    .cta-panel .btn-soft:hover{background:#fff;color:var(--berry)}

    footer{background:#261b26;color:#fff;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:50px}
    footer .brand{color:#fff}
    footer .brand-mark{box-shadow:none}
    footer p{color:#cbbdc6;max-width:390px;font-size:14px;margin:20px 0 0}
    footer h3{font-size:15px;margin:5px 0 18px;color:#f9d8cc}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:#cbbdc6;font-size:14px;transition:.2s}
    .footer-links a:hover{color:#fff;padding-left:4px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:20px;color:#a995a2;font-size:12px}

    .mobile-tabs{display:none}
    @media (max-width:992px){
      .hero-layout,.guide-grid{grid-template-columns:1fr;gap:34px}
      .guide-hero{padding-bottom:64px}
      .index-board{transform:none}
      .timeline{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      body{padding-bottom:76px}
      .site-container{width:min(100% - 28px,620px)}
      .main-nav{display:none}
      .mobile-menu{display:block}
      .guide-hero{margin-top:14px;padding:38px 0 52px}
      .breadcrumb-bar{padding-top:20px}
      .section,.rail-section{padding:62px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-head p{margin-top:13px}
      .metric-line{grid-template-columns:1fr}
      .topic-card:nth-child(2){transform:none}
      .topic-card:nth-child(2):hover{transform:translateY(-3px)}
      .cta-panel{display:block;padding:34px 26px}
      .cta-panel .hero-actions{margin-top:25px}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
      .mobile-tabs{
        display:flex;position:fixed;bottom:0;left:0;right:0;z-index:40;
        background:rgba(255,253,251,.96);border-top:1px solid var(--line);
        box-shadow:0 -8px 25px rgba(67,35,56,.10);padding:8px 8px calc(8px + env(safe-area-inset-bottom));
        justify-content:space-around
      }
      .mobile-tabs a{min-width:62px;min-height:52px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border-radius:13px;color:var(--muted);font-size:11px}
      .mobile-tabs a.active{color:var(--berry);background:#f0e3e9;font-weight:800}
      .tab-icon{font-size:18px;line-height:1}
    }
    @media (max-width:520px){
      h1{font-size:2.35rem}
      .hero-actions .btn-brand,.hero-actions .btn-soft{width:100%}
      .index-board{padding:20px;border-radius:24px}
      .guide-card{padding:24px}
      .notice-box{padding:20px}
      .metric strong{font-size:27px}
    }