/* roulang page: index */
:root{
      --bg:#171217;--bg-soft:#211821;--panel:#2a1d29;--panel-2:#342135;--ink:#fff8fb;
      --muted:#cdbbc8;--faint:#9d8998;--line:rgba(255,239,247,.13);--coral:#ff775f;
      --peach:#ffb07c;--berry:#ca4c82;--wine:#7e305d;--mint:#b8e8d0;
      --grad:linear-gradient(130deg,var(--coral) 0%,var(--berry) 53%,#8c4ad8 100%);
      --radius:26px;--radius-sm:16px;--shadow:0 20px 55px rgba(10,4,10,.30);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
    body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 84% 8%,rgba(202,76,130,.16),transparent 27%),radial-gradient(circle at 43% 78%,rgba(255,119,95,.10),transparent 26%);z-index:-1}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    :focus-visible{outline:3px solid var(--peach);outline-offset:3px}
    .app-shell{min-height:100vh}
    .sidebar{position:fixed;z-index:20;top:0;left:0;width:260px;height:100vh;padding:25px 18px 18px;background:linear-gradient(180deg,#211720 0%,#171217 100%);border-right:1px solid var(--line);display:flex;flex-direction:column}
    .brand{display:flex;align-items:center;gap:11px;padding:7px 9px 27px;font-weight:800;letter-spacing:.01em;line-height:1.25}
    .brand-mark{width:37px;height:37px;display:grid;place-items:center;border-radius:13px;background:var(--grad);box-shadow:0 10px 25px rgba(202,76,130,.26);font-size:16px}
    .brand-text{font-size:17px;max-width:164px}
    .nav-label{padding:0 11px;margin:8px 0 8px;color:var(--faint);font-size:12px;letter-spacing:.08em}
    .side-nav{display:grid;gap:7px}
    .side-nav a{padding:12px 13px;border:1px solid transparent;border-radius:14px;color:var(--muted);font-weight:700;transition:.22s ease}
    .side-nav a:hover{color:#fff;background:#30212f;transform:translateX(3px)}
    .side-nav a.active{color:#fff;background:var(--grad);border-color:rgba(255,255,255,.25);box-shadow:0 12px 28px rgba(145,49,100,.22)}
    .side-bottom{margin-top:auto;padding:16px 11px 4px;border-top:1px solid var(--line)}
    .age-mini{display:inline-flex;align-items:center;gap:7px;color:var(--peach);font-size:12px;font-weight:800}
    .side-bottom p{margin:7px 0 0;color:var(--faint);font-size:12px;line-height:1.55}
    .mobile-bar{display:none}
    .main{margin-left:260px;min-height:100vh}
    .container{width:min(1220px,calc(100% - 56px));margin:0 auto}
    .section{padding:82px 0;position:relative}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,190,162,.25);border-radius:999px;background:rgba(255,130,106,.10);color:var(--peach);font-size:13px;font-weight:800}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(255,119,95,.14)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(36px,5vw,67px);line-height:1.14;letter-spacing:-.045em;margin:18px 0}
    h2{font-size:clamp(27px,3.3vw,42px);line-height:1.22;letter-spacing:-.03em;margin-bottom:13px}
    h3{font-size:20px;line-height:1.32;margin-bottom:8px}
    .section-intro{max-width:700px;color:var(--muted);margin-bottom:30px}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;min-height:49px;padding:12px 19px;border:1px solid transparent;border-radius:14px;font-weight:800;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease}
    .btn:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 13px 24px rgba(15,5,14,.26)}
    .btn:active{transform:translateY(0)}
    .btn-primary{background:var(--grad);color:#fff}
    .btn-dark{background:#241924;border-color:var(--line);color:#fff}
    .btn-light{background:#fff5f5;color:#451a36}
    .hero{padding:44px 0 38px}
    .hero-stage{position:relative;overflow:hidden;padding:clamp(26px,4vw,52px);border:1px solid rgba(255,228,239,.16);border-radius:32px;background:linear-gradient(122deg,#332034 0%,#542943 47%,#36213f 100%);box-shadow:var(--shadow)}
    .hero-stage:after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-150px;top:-190px;background:radial-gradient(circle,rgba(255,179,125,.42),transparent 68%);pointer-events:none}
    .hero-grid{position:relative;z-index:1;align-items:center}
    .hero-copy{padding-right:18px}
    .hero-copy p{max-width:630px;color:#efdde7;font-size:17px;line-height:1.8}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}
    .hero-choice{position:relative;padding:13px;border-radius:24px;background:rgba(28,16,29,.58);border:1px solid rgba(255,255,255,.18)}
    .choice-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:11px;color:#fff;font-size:14px;font-weight:800}
    .recommend{padding:4px 8px;border-radius:999px;background:var(--peach);color:#542335;font-size:11px}
    .preview-card{overflow:hidden;border-radius:19px;background:#1c1420;border:1px solid rgba(255,255,255,.13);box-shadow:0 16px 35px rgba(12,4,13,.24)}
    .visual-cover{height:170px;position:relative;background:linear-gradient(135deg,#8d365f,#db6476 48%,#ffae78);overflow:hidden}
    .visual-cover:before,.visual-cover:after{content:"";position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.4)}
    .visual-cover:before{width:190px;height:190px;right:-30px;bottom:-90px}
    .visual-cover:after{width:105px;height:105px;left:20px;top:20px;background:rgba(255,244,241,.15);border:0}
    .cover-tag,.cover-status{position:absolute;z-index:2;top:13px;padding:5px 9px;border-radius:999px;background:rgba(27,12,23,.72);font-size:11px;font-weight:800}
    .cover-tag{left:13px}.cover-status{right:13px;color:var(--mint)}
    .preview-info{padding:15px 16px}.preview-info strong{display:block}.preview-info span{color:var(--muted);font-size:13px}
    .choice-footer{display:flex;align-items:center;justify-content:space-between;padding:13px 4px 2px;color:var(--muted);font-size:13px}
    .choice-footer b{color:var(--peach)}
    .metrics{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:27px}
    .metric{padding:13px 16px;border-radius:16px;background:rgba(27,16,27,.38);border:1px solid rgba(255,255,255,.12)}
    .metric b{display:block;font-size:20px;line-height:1.1;color:#fff}.metric span{font-size:12px;color:#decbd6}
    .pain-grid{display:grid;grid-template-columns:1.05fr .95fr 1.2fr .9fr;gap:14px}
    .pain-card{padding:22px;border-radius:var(--radius-sm);background:var(--panel);border:1px solid var(--line);transition:.2s ease}
    .pain-card:nth-child(2){margin-top:30px;background:#302034}.pain-card:nth-child(3){margin-top:10px;background:linear-gradient(145deg,#3a2237,#2a1d2b)}.pain-card:nth-child(4){margin-top:42px}
    .pain-card:hover,.content-card:hover{transform:translateY(-4px);border-color:rgba(255,176,124,.42)}
    .num{display:inline-grid;place-items:center;width:31px;height:31px;margin-bottom:15px;border-radius:10px;background:rgba(255,119,95,.16);color:var(--peach);font-size:12px;font-weight:900}
    .pain-card p,.solution-card p,.content-card p,.feedback-card p{color:var(--muted);font-size:14px;margin-bottom:0}
    .solution-grid{display:grid;grid-template-columns:1.55fr .85fr;gap:18px}
    .solution-main,.solution-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .solution-main{padding:31px;background:linear-gradient(132deg,#492441,#742e55 55%,#3f284c)}
    .solution-main p{max-width:580px;color:#f0dbe6}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
    .tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.13);font-size:12px;font-weight:700}
    .solution-side{display:grid;gap:18px}.solution-card{padding:23px;background:var(--panel)}
    .solution-card:nth-child(2){background:#272035}
    .result-panel{padding:29px;border:1px solid rgba(255,222,235,.16);border-radius:var(--radius);background:#241923}
    .result-top{display:flex;justify-content:space-between;gap:25px;align-items:flex-end;margin-bottom:23px}
    .data-badges{display:flex;flex-wrap:wrap;gap:9px}
    .data-badge{padding:8px 11px;border-radius:13px;background:#38243a;border:1px solid var(--line);font-size:13px;color:var(--muted)}
    .data-badge b{color:var(--peach);margin-right:4px}
    .content-flow{display:grid;grid-template-columns:1.25fr .8fr .95fr;gap:14px}
    .content-card{min-height:225px;position:relative;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;padding:18px;border-radius:20px;border:1px solid var(--line);background:#332133;transition:.23s ease}
    .content-card:before{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(255,182,119,.35),transparent 45%),linear-gradient(0deg,rgba(20,11,20,.9),rgba(31,19,29,.1))}
    .content-card:nth-child(2):before{background:linear-gradient(140deg,rgba(181,88,172,.5),transparent 54%),linear-gradient(0deg,rgba(20,11,20,.92),rgba(31,19,29,.05))}
    .content-card:nth-child(3):before{background:linear-gradient(140deg,rgba(212,75,103,.52),transparent 54%),linear-gradient(0deg,rgba(20,11,20,.92),rgba(31,19,29,.05))}
    .content-card>*{position:relative;z-index:1}.content-card .tag{align-self:flex-start;margin-bottom:auto;background:rgba(25,14,25,.55)}
    .content-card h3{margin-top:42px;margin-bottom:3px}
    .content-card:hover:before{filter:saturate(1.2)}.content-card:hover{box-shadow:0 16px 30px rgba(0,0,0,.25)}
    .updates{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    .update-list,.calendar{border-radius:var(--radius);border:1px solid var(--line);background:var(--panel);padding:18px 24px}
    .update-item{display:grid;grid-template-columns:76px 1fr auto;align-items:center;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
    .update-item:last-child{border-bottom:0}.update-date{color:var(--peach);font-weight:900;font-size:13px}.update-item small{display:block;color:var(--faint);font-size:12px}.arrow-link{color:var(--peach);font-weight:900}
    .calendar{background:linear-gradient(145deg,#3d2340,#2b1e31)}.calendar h3{margin-bottom:15px}
    .calendar-line{display:flex;align-items:center;gap:13px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12)}.calendar-line:last-child{border-bottom:0}
    .day{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.12);font-size:12px;font-weight:900;color:var(--peach)}
    .calendar-line span{font-size:14px;color:#ead5e0}
    .feedback-wrap{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}
    .feedback-main,.feedback-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:31px}
    .feedback-main{background:linear-gradient(135deg,#3b2035,#2a1d2d)}.quote{font-size:clamp(21px,2.7vw,31px);line-height:1.48;font-weight:800;margin:10px 0 20px}.who{color:var(--peach);font-size:13px;font-weight:800}
    .feedback-stack{display:grid;gap:18px}.feedback-card{padding:20px}.stars{color:var(--peach);letter-spacing:2px;font-size:13px;margin-bottom:8px}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px;align-items:start}
    .faq-copy{position:sticky;top:28px}.faq-copy p{color:var(--muted)}
    .accordion{background:transparent}
    .accordion-item{margin-bottom:10px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--panel)}
    .accordion-title{position:relative;padding:17px 50px 17px 19px;border:0;background:transparent;color:var(--ink);font-weight:800;font-size:16px}
    .accordion-title:hover,.accordion-title:focus{background:#34243a;color:#fff}.accordion-title:before{right:19px;color:var(--peach);font-size:22px}
    .accordion-content{padding:0 20px 18px;border:0;background:transparent;color:var(--muted);font-size:14px}
    .cta{padding-top:20px}.cta-panel{position:relative;overflow:hidden;padding:clamp(29px,5vw,56px);border-radius:32px;background:var(--grad);box-shadow:var(--shadow)}
    .cta-panel:after{content:"";position:absolute;right:-70px;bottom:-105px;width:350px;height:350px;border:1px solid rgba(255,255,255,.35);border-radius:48% 52% 55% 45%;transform:rotate(30deg)}
    .cta-panel>*{position:relative;z-index:1}.cta-panel h2{max-width:650px;margin-bottom:12px}.cta-panel p{max-width:650px;color:#fff0f2}.cta-notes{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}.cta-notes span{padding:5px 9px;border-radius:999px;background:rgba(49,14,35,.22);border:1px solid rgba(255,255,255,.23);font-size:12px}
    .footer{margin-top:82px;padding:46px 0 27px;background:#120e13;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:30px}.footer p{color:var(--faint);font-size:14px;max-width:560px}.footer-links{display:flex;flex-wrap:wrap;align-content:start;gap:10px 20px}.footer-links a{color:var(--muted);font-size:14px}.footer-links a:hover{color:var(--peach)}.copyright{margin-top:31px;padding-top:18px;border-top:1px solid var(--line);font-size:12px;color:#7e6d79}
    .age-layer{position:fixed;z-index:100;inset:0;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(15,9,15,.90);backdrop-filter:blur(8px)}
    .age-box{width:min(570px,100%);padding:37px;border-radius:30px;border:1px solid rgba(255,229,239,.2);background:linear-gradient(145deg,#3a2238,#211720);box-shadow:0 25px 70px rgba(0,0,0,.5);text-align:center}
    .age-icon{width:60px;height:60px;margin:0 auto 17px;border-radius:19px;display:grid;place-items:center;background:var(--grad);font-size:20px;font-weight:900}.age-box h2{margin-bottom:11px}.age-box p{color:#dac5d2;font-size:14px}.age-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin:25px 0 15px}.age-note{font-size:12px!important;color:#9f8999!important}
    @media(max-width:1024px){.sidebar{width:220px}.main{margin-left:220px}.container{width:min(100% - 40px,1180px)}.pain-grid{grid-template-columns:1fr 1fr}.pain-card:nth-child(n){margin-top:0}.hero-copy{padding-right:0}.content-flow{grid-template-columns:1.2fr 1fr}}
    @media(max-width:768px){.sidebar{display:none}.main{margin-left:0;padding-top:67px}.mobile-bar{height:67px;position:fixed;z-index:40;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:0 17px;background:rgba(28,18,28,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.mobile-brand{font-size:14px;font-weight:900}.menu-btn{border:1px solid var(--line);border-radius:11px;background:#312033;color:#fff;padding:8px 11px;font-weight:800}.mobile-drawer{position:fixed;z-index:39;top:67px;left:0;right:0;padding:16px;background:#211720;border-bottom:1px solid var(--line);transform:translateY(-125%);transition:.25s ease}.mobile-drawer.open{transform:translateY(0)}.mobile-drawer a{display:block;padding:11px 12px;border-radius:10px;color:var(--muted);font-weight:700}.mobile-drawer a.active{background:var(--grad);color:#fff}.section{padding:60px 0}.hero{padding-top:20px}.hero-stage{padding:25px}.hero-copy{padding-bottom:25px}.solution-grid,.updates,.feedback-wrap,.faq-grid{grid-template-columns:1fr}.faq-copy{position:static}.result-top{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr}.update-item{grid-template-columns:58px 1fr auto}}
    @media(max-width:520px){.container{width:min(100% - 28px,1180px)}h1{font-size:35px}.hero-stage{border-radius:24px}.metrics{grid-template-columns:1fr}.pain-grid{grid-template-columns:1fr}.solution-main,.solution-card,.feedback-main{padding:23px}.content-flow{grid-template-columns:1fr}.content-card{min-height:195px}.btn{width:100%}.hero-actions{display:grid}.age-box{padding:29px 20px}.age-actions{display:grid}.age-actions .btn{width:100%}.footer{margin-top:58px}}

/* roulang page: category2 */
:root{
 --bg:#171217;--bg-soft:#211821;--panel:#2a1d29;--panel-2:#342135;--ink:#fff8fb;
 --muted:#cdbbc8;--faint:#9d8998;--line:rgba(255,239,247,.13);--coral:#ff775f;
 --peach:#ffb07c;--berry:#ca4c82;--wine:#7e305d;--mint:#b8e8d0;
 --grad:linear-gradient(130deg,var(--coral),var(--berry) 53%,#8c4ad8);
 --radius:26px;--radius-sm:16px;--shadow:0 20px 55px rgba(10,4,10,.3)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 84% 8%,rgba(202,76,130,.16),transparent 27%),radial-gradient(circle at 43% 78%,rgba(255,119,95,.1),transparent 26%);z-index:-1}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(32px,4vw,58px);line-height:1.16;letter-spacing:-.04em;margin-bottom:20px}
h2{font-size:clamp(25px,3vw,39px);line-height:1.25;letter-spacing:-.025em;margin-bottom:14px}
h3{font-size:20px;line-height:1.35;margin-bottom:9px}
.container{width:min(1220px,calc(100% - 56px));margin:0 auto}
.main{margin-left:260px;min-height:100vh}
.side-shell{position:fixed;left:0;top:0;bottom:0;width:260px;padding:28px 18px;background:rgba(25,17,24,.94);border-right:1px solid var(--line);z-index:20}
.brand{display:flex;align-items:center;gap:11px;padding:7px 9px 27px;font-weight:800;line-height:1.25}
.brand-mark{width:37px;height:37px;display:grid;place-items:center;border-radius:13px;background:var(--grad);box-shadow:0 10px 25px rgba(202,76,130,.26);font-size:16px}
.brand-text{font-size:17px;max-width:164px}
.nav-label{padding:0 11px;margin:8px 0;color:var(--faint);font-size:12px;letter-spacing:.08em}
.side-nav{display:grid;gap:7px}
.side-nav a{padding:12px 13px;border:1px solid transparent;border-radius:14px;color:var(--muted);font-weight:700;transition:.22s ease}
.side-nav a:hover{color:#fff;background:#30212f;transform:translateX(3px)}
.side-nav a.active{color:#fff;background:var(--grad);border-color:rgba(255,255,255,.25);box-shadow:0 12px 28px rgba(145,49,100,.22)}
.side-note{position:absolute;left:31px;right:25px;bottom:29px;color:var(--faint);font-size:12px}
.mobile-bar{display:none}
.section{padding:78px 0;position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,190,162,.25);border-radius:999px;background:rgba(255,130,106,.1);color:var(--peach);font-size:13px;font-weight:800}
.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(255,119,95,.14)}
.section-intro{max-width:720px;color:var(--muted);margin-bottom:30px}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;min-height:49px;padding:12px 19px;border:1px solid transparent;border-radius:14px;font-weight:800;transition:.2s ease}
.btn:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 13px 24px rgba(15,5,14,.26)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,.side-nav a:focus-visible,summary:focus-visible{outline:3px solid var(--peach);outline-offset:3px}
.btn-primary{background:var(--grad);color:#fff}
.btn-dark{background:#241924;border-color:var(--line);color:#fff}
.btn-light{background:#fff5f5;color:#451a36}
.page-hero{padding:45px 0 30px}
.hero-layout{display:grid;grid-template-columns:.86fr 1.14fr;gap:22px;align-items:stretch}
.hero-copy{padding:35px 10px 30px 0}
.hero-copy p{max-width:650px;color:var(--muted);font-size:17px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.index-feature{position:relative;overflow:hidden;padding:29px;border-radius:32px;background:linear-gradient(132deg,#492441,#742e55 55%,#3f284c);border:1px solid rgba(255,228,239,.16);box-shadow:var(--shadow)}
.index-feature:after{content:"";position:absolute;width:300px;height:300px;right:-120px;top:-120px;border-radius:50%;background:radial-gradient(circle,rgba(255,179,125,.38),transparent 68%)}
.feature-top,.feature-bottom{position:relative;z-index:1;display:flex;justify-content:space-between;gap:15px;align-items:center}
.feature-cover{height:226px;margin:24px 0;border-radius:22px;position:relative;overflow:hidden;background:linear-gradient(135deg,#f09277 0%,#a94478 48%,#382446 100%)}
.feature-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(24,13,23,.78),transparent 60%)}
.cover-word{position:absolute;left:22px;bottom:20px;z-index:1;font-size:25px;font-weight:900}
.tag,.badge{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);font-size:12px;font-weight:800}
.badge strong{color:var(--peach);margin-right:4px}
.feature-bottom{color:var(--muted);font-size:14px}
.feature-bottom strong{color:var(--mint)}
.filter-panel{padding:20px;border:1px solid var(--line);border-radius:22px;background:var(--panel);display:flex;gap:15px;align-items:center;flex-wrap:wrap;margin-bottom:26px}
.filter-title{font-weight:800;margin-right:3px}
.filter-chip{border:1px solid var(--line);border-radius:999px;background:#342235;color:var(--muted);padding:9px 14px;transition:.2s}
.filter-chip:hover,.filter-chip.active{background:var(--grad);color:#fff;border-color:transparent}
.filter-select{min-height:42px;border:1px solid var(--line);border-radius:12px;background:#211821;color:var(--ink);padding:7px 12px}
.index-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:18px}
.index-list{display:grid;gap:16px}
.index-item{display:grid;grid-template-columns:185px 1fr;gap:20px;padding:15px;border-radius:22px;background:var(--panel);border:1px solid var(--line);transition:.22s}
.index-item:hover{transform:translateY(-3px);border-color:rgba(255,176,124,.42);box-shadow:0 15px 35px rgba(10,4,10,.18)}
.item-cover{min-height:145px;border-radius:16px;position:relative;overflow:hidden;background:linear-gradient(135deg,#dc826e,#7d376a 58%,#35223f)}
.item-cover.alt{background:linear-gradient(135deg,#be75a4,#443273)}
.item-cover.green{background:linear-gradient(135deg,#bc967d,#75505d 52%,#30243d)}
.item-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,10,20,.72),transparent)}
.cover-caption{position:absolute;z-index:1;left:13px;bottom:11px;font-size:13px;font-weight:800}
.item-meta{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;color:var(--faint);font-size:12px;margin-bottom:10px}
.index-item p{color:var(--muted);font-size:14px;margin-bottom:15px}
.item-actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}
.mini-btn{padding:8px 12px;border-radius:10px;background:#3a2438;color:#fff;font-size:13px;font-weight:800}
.mini-btn:hover{background:var(--berry)}
.side-index{padding:25px;border-radius:25px;background:linear-gradient(150deg,#302037,#211821);border:1px solid var(--line);height:max-content;position:sticky;top:25px}
.side-index p,.side-index li{color:var(--muted);font-size:14px}
.side-index ul{margin:17px 0 23px;padding-left:20px}
.side-index li{margin:8px 0}
.side-index .data-badges{margin:19px 0}
.data-badge{padding:8px 11px;border-radius:13px;background:#38243a;border:1px solid var(--line);font-size:13px;color:var(--muted)}
.data-badge b{color:var(--peach);margin-right:4px}
.note-band{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:center;padding:28px;border-radius:26px;background:#302034;border:1px solid var(--line)}
.note-band p{color:var(--muted);margin:0}
.note-points{display:flex;gap:9px;flex-wrap:wrap;justify-content:flex-end}
.faq-list{display:grid;gap:12px;max-width:850px}
.faq-list details{border:1px solid var(--line);border-radius:17px;background:var(--panel);overflow:hidden}
.faq-list summary{padding:18px 21px;cursor:pointer;font-weight:800;list-style:none}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"＋";float:right;color:var(--peach);font-size:20px}
.faq-list details[open] summary:after{content:"－"}
.faq-answer{padding:0 21px 19px;color:var(--muted);font-size:14px;border-top:1px solid var(--line)}
.cta{padding:42px;border-radius:30px;background:var(--grad);position:relative;overflow:hidden}
.cta:after{content:"";position:absolute;right:-90px;top:-150px;width:390px;height:390px;border:1px solid rgba(255,255,255,.2);border-radius:50%;box-shadow:0 0 0 35px rgba(255,255,255,.06),0 0 0 70px rgba(255,255,255,.04)}
.cta>*{position:relative;z-index:1}
.cta p{max-width:650px;color:#ffe8ea}
.cta .btn-light{margin-top:8px}
.footer{padding:45px 0 30px;background:#120e13;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:start}
.footer .brand{padding:0;margin-bottom:15px}
.footer p{max-width:460px;color:var(--faint);font-size:13px}
.footer-links{display:flex;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:14px}
.footer-links a:hover{color:var(--peach)}
.copyright{border-top:1px solid var(--line);margin-top:28px;padding-top:20px;color:var(--faint);font-size:12px}
.age-layer{position:fixed;inset:0;z-index:100;background:rgba(12,7,13,.88);backdrop-filter:blur(10px);display:grid;place-items:center;padding:22px}
.age-card{max-width:510px;padding:36px;border-radius:28px;background:#281b28;border:1px solid rgba(255,228,239,.2);box-shadow:var(--shadow);text-align:center}
.age-card .brand{justify-content:center;padding:0 0 20px}
.age-card p{color:var(--muted);font-size:14px}
.age-actions{display:flex;gap:11px;margin-top:24px}
.age-actions .btn{flex:1}
body.age-verified .age-layer{display:none}
body.age-verified{overflow:auto}
@media(max-width:1024px){
 .side-shell{width:220px}.main{margin-left:220px}.container{width:min(100% - 38px,920px)}
 .hero-layout,.index-grid{grid-template-columns:1fr}.side-index{position:static}.pain-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
 .side-shell{display:none}.main{margin-left:0;padding-top:66px}
 .mobile-bar{position:fixed;display:flex;top:0;left:0;right:0;height:66px;padding:12px 17px;align-items:center;justify-content:space-between;background:rgba(23,18,23,.96);border-bottom:1px solid var(--line);z-index:30}
 .mobile-bar .brand{padding:0}.mobile-bar .brand-text{font-size:15px}
 .menu-button{border:1px solid var(--line);border-radius:11px;background:#302034;color:#fff;padding:8px 11px}
 .mobile-drawer{display:none;position:fixed;z-index:29;top:66px;left:0;right:0;padding:17px;background:#211821;border-bottom:1px solid var(--line)}
 body.menu-open .mobile-drawer{display:block}
 .mobile-drawer .side-nav{grid-template-columns:1fr 1fr}
 .section{padding:58px 0}.page-hero{padding:27px 0 12px}.hero-copy{padding:10px 0}
 .hero-actions .btn{flex:1}.index-item{grid-template-columns:110px 1fr;gap:13px}.item-cover{min-height:125px}
 .note-band{grid-template-columns:1fr}.note-points{justify-content:flex-start}.footer-grid{grid-template-columns:1fr}.footer-links{gap:12px}
}
@media(max-width:520px){
 .container{width:calc(100% - 28px)}h1{font-size:34px}.hero-stage,.index-feature,.cta{padding:24px}.pain-grid{grid-template-columns:1fr}.pain-card:nth-child(n){margin-top:0}
 .filter-panel{align-items:stretch}.filter-chip{white-space:nowrap}.filter-panel{overflow-x:auto;flex-wrap:nowrap}.index-item{grid-template-columns:1fr}.item-cover{min-height:165px}
 .age-card{padding:27px 20px}.age-actions{flex-direction:column}
}

/* roulang page: category1 */
:root{
 --bg:#171217;--bg-soft:#211821;--panel:#2a1d29;--panel-2:#342135;--ink:#fff8fb;
 --muted:#cdbbc8;--faint:#9d8998;--line:rgba(255,239,247,.13);--coral:#ff775f;
 --peach:#ffb07c;--berry:#ca4c82;--wine:#7e305d;--mint:#b8e8d0;
 --grad:linear-gradient(130deg,var(--coral) 0%,var(--berry) 53%,#8c4ad8 100%);
 --radius:26px;--radius-sm:16px;--shadow:0 20px 55px rgba(10,4,10,.30);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 84% 8%,rgba(202,76,130,.16),transparent 27%),radial-gradient(circle at 43% 78%,rgba(255,119,95,.10),transparent 26%);z-index:-1}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(32px,4.5vw,58px);line-height:1.18;letter-spacing:-.04em;margin:15px 0 18px}
h2{font-size:clamp(25px,3vw,38px);line-height:1.25;letter-spacing:-.025em;margin-bottom:12px}
h3{font-size:20px;line-height:1.35;margin-bottom:8px}
.brand{display:flex;align-items:center;gap:11px;padding:7px 9px 27px;font-weight:800;letter-spacing:.01em;line-height:1.25}
.brand-mark{width:37px;height:37px;display:grid;place-items:center;border-radius:13px;background:var(--grad);box-shadow:0 10px 25px rgba(202,76,130,.26);font-size:16px;flex:none}
.brand-text{font-size:17px;max-width:164px}
.nav-label{padding:0 11px;margin:8px 0;color:var(--faint);font-size:12px;letter-spacing:.08em}
.side-shell{position:fixed;z-index:20;left:0;top:0;bottom:0;width:260px;padding:30px 22px 24px;background:rgba(26,16,25,.94);border-right:1px solid var(--line);box-shadow:16px 0 38px rgba(4,2,5,.14)}
.side-nav{display:grid;gap:7px}
.side-nav a{padding:12px 13px;border:1px solid transparent;border-radius:14px;color:var(--muted);font-weight:700;transition:.22s ease}
.side-nav a:hover{color:#fff;background:#30212f;transform:translateX(3px)}
.side-nav a.active{color:#fff;background:var(--grad);border-color:rgba(255,255,255,.25);box-shadow:0 12px 28px rgba(145,49,100,.22)}
.side-note{position:absolute;bottom:25px;left:23px;right:23px;padding:15px;border-radius:15px;background:#241924;color:var(--faint);font-size:12px;border:1px solid var(--line)}
.mobile-bar{display:none}
.main{margin-left:260px;min-height:100vh}
.container{width:min(1220px,calc(100% - 56px));margin:0 auto}
.section{padding:78px 0;position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,190,162,.25);border-radius:999px;background:rgba(255,130,106,.1);color:var(--peach);font-size:13px;font-weight:800}
.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(255,119,95,.14)}
.section-intro{max-width:690px;color:var(--muted);margin-bottom:28px}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;min-height:49px;padding:12px 19px;border:1px solid transparent;border-radius:14px;font-weight:800;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease}
.btn:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 13px 24px rgba(15,5,14,.26)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,.filter-btn:focus-visible,.faq-q:focus-visible{outline:3px solid var(--mint);outline-offset:3px}
.btn-primary{background:var(--grad);color:#fff}
.btn-dark{background:#241924;border-color:var(--line);color:#fff}
.btn-light{background:#fff5f5;color:#451a36}
.hero{padding:46px 0 34px}
.hero-banner{position:relative;overflow:hidden;padding:clamp(27px,5vw,58px);border:1px solid rgba(255,228,239,.16);border-radius:32px;background:linear-gradient(122deg,#332034 0%,#632c4d 48%,#392345 100%);box-shadow:var(--shadow)}
.hero-banner:after{content:"";position:absolute;width:440px;height:440px;border-radius:50%;right:-140px;top:-230px;background:radial-gradient(circle,rgba(255,179,125,.44),transparent 67%);pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:35px;align-items:center}
.hero-copy p{max-width:650px;color:#f0dce6;font-size:17px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}
.hero-side{padding:20px;border-radius:23px;background:rgba(27,15,29,.6);border:1px solid rgba(255,255,255,.18)}
.hero-side-head{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px;margin-bottom:14px}
.preview-art{height:220px;border-radius:18px;position:relative;overflow:hidden;background:linear-gradient(145deg,#ec957d,#a94d7e 52%,#493263)}
.preview-art:before{content:"亚洲精选";position:absolute;left:20px;bottom:22px;font-size:30px;font-weight:900;color:#fff;letter-spacing:.08em}
.preview-art:after{content:"合规浏览入口";position:absolute;right:16px;top:16px;padding:5px 9px;border-radius:99px;background:rgba(26,13,27,.6);font-size:11px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}
.stat{padding:12px;border-radius:14px;background:#2b1b2b;border:1px solid var(--line)}
.stat b{display:block;color:var(--peach);font-size:22px;line-height:1.2}
.stat span{color:var(--faint);font-size:12px}
.filter-panel{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:16px 18px;border-radius:20px;background:var(--panel);border:1px solid var(--line);box-shadow:0 12px 30px rgba(8,3,8,.16)}
.filter-title{color:var(--faint);font-size:13px;font-weight:700;margin-right:3px}
.filter-btn{border:1px solid var(--line);background:#352235;color:var(--muted);border-radius:999px;padding:8px 14px;font-size:13px;transition:.2s}
.filter-btn:hover,.filter-btn.active{color:#fff;background:var(--grad);border-color:transparent}
.content-layout{display:grid;grid-template-columns:1.45fr .55fr;gap:20px;margin-top:25px}
.content-flow{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}
.content-card{min-height:245px;position:relative;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;padding:20px;border-radius:22px;border:1px solid var(--line);background:#332133;transition:.23s ease}
.content-card:hover{transform:translateY(-4px);border-color:rgba(255,176,124,.48);box-shadow:0 16px 32px rgba(9,3,9,.22)}
.content-card:before{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(255,182,119,.42),transparent 45%),linear-gradient(0deg,rgba(20,11,20,.95),rgba(31,19,29,.05))}
.content-card:nth-child(2):before{background:linear-gradient(140deg,rgba(181,88,172,.55),transparent 54%),linear-gradient(0deg,rgba(20,11,20,.94),rgba(31,19,29,.05))}
.content-card:nth-child(3):before{background:linear-gradient(140deg,rgba(212,75,103,.55),transparent 54%),linear-gradient(0deg,rgba(20,11,20,.94),rgba(31,19,29,.05))}
.content-card:nth-child(4):before{background:linear-gradient(140deg,rgba(104,122,190,.5),transparent 54%),linear-gradient(0deg,rgba(20,11,20,.94),rgba(31,19,29,.05))}
.content-card>*{position:relative;z-index:1}
.content-card.wide{grid-row:span 2;min-height:506px}
.card-meta{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:12px;margin-bottom:8px}
.tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.16);font-size:12px;font-weight:700}
.content-card p{color:#ead8e1;font-size:13px;margin-bottom:0}
.info-card{padding:24px;border-radius:var(--radius);background:linear-gradient(145deg,#302039,#251b29);border:1px solid var(--line)}
.info-card ul{list-style:none;margin:20px 0 0;padding:0}
.info-card li{padding:12px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:14px}
.info-card li:last-child{border:0}
.info-card li:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--coral);margin:0 10px 2px 0}
.badge-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.data-badge{padding:8px 11px;border-radius:13px;background:#38243a;border:1px solid var(--line);font-size:13px;color:var(--muted)}
.data-badge b{color:var(--peach);margin-right:4px}
.split-section{display:grid;grid-template-columns:.7fr 1.3fr;gap:22px;align-items:start}
.story-card{padding:28px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--line)}
.story-card p{color:var(--muted)}
.story-card.accent{background:var(--grad)}
.story-card.accent p{color:#fff0f3}
.feedback-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:16px}
.feedback-card{padding:28px;border-radius:var(--radius);background:linear-gradient(135deg,#40243c,#28202f);border:1px solid var(--line)}
.feedback-card blockquote{font-size:24px;line-height:1.5;margin:0 0 20px;font-weight:700}
.mini-feedback{display:grid;gap:16px}
.mini-feedback .feedback-card{padding:21px}
.mini-feedback p{font-size:14px}
.faq-wrap{max-width:850px}
.faq-item{border:1px solid var(--line);border-radius:17px;background:var(--panel);margin-bottom:10px;overflow:hidden}
.faq-q{width:100%;border:0;background:none;color:var(--ink);padding:19px 22px;text-align:left;font-weight:800;display:flex;justify-content:space-between;align-items:center}
.faq-q span:last-child{color:var(--peach);font-size:23px;transition:.2s}
.faq-a{display:none;padding:0 22px 19px;color:var(--muted);font-size:14px;border-top:1px solid var(--line)}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
.cta{padding:40px;border-radius:30px;background:var(--grad);position:relative;overflow:hidden;box-shadow:var(--shadow)}
.cta:after{content:"";position:absolute;right:-80px;bottom:-180px;width:400px;height:400px;border:70px solid rgba(255,255,255,.1);border-radius:50%}
.cta>*{position:relative;z-index:1}
.cta p{max-width:700px;color:#fff0f3}
.footer{padding:46px 0 28px;background:#110d13;border-top:1px solid var(--line)}
.footer-grid{display:flex;justify-content:space-between;gap:30px}
.footer p{max-width:470px;color:var(--faint);font-size:13px}
.footer .brand{padding:0 0 16px}
.footer-links{display:flex;flex-wrap:wrap;gap:12px 20px;align-content:start;color:var(--muted);font-size:13px}
.footer-links a:hover{color:var(--peach)}
.copyright{padding-top:25px;margin-top:25px;border-top:1px solid var(--line);color:var(--faint);font-size:12px}
.age-layer{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:22px;background:rgba(10,5,10,.84);backdrop-filter:blur(9px)}
.age-box{width:min(520px,100%);padding:34px;border-radius:28px;background:#271a28;border:1px solid rgba(255,215,226,.2);box-shadow:0 25px 80px rgba(0,0,0,.45);text-align:center}
.age-mark{margin:0 auto 16px;width:58px;height:58px;display:grid;place-items:center;border-radius:19px;background:var(--grad);font-size:21px;font-weight:900}
.age-box p{color:var(--muted);font-size:14px}
.age-actions{display:flex;gap:12px;justify-content:center;margin-top:24px}
@media(max-width:1024px){
 .side-shell{width:220px;padding-left:17px;padding-right:17px}.main{margin-left:220px}
 .container{width:min(100% - 38px,900px)}.hero-grid,.content-layout,.split-section{grid-template-columns:1fr}
 .content-flow{grid-template-columns:1fr 1fr}.content-card.wide{min-height:330px;grid-row:auto}
 .pain-grid{grid-template-columns:1fr 1fr}.pain-card:nth-child(n){margin-top:0}
}
@media(max-width:768px){
 .side-shell{display:none}.main{margin-left:0}.mobile-bar{display:flex;position:sticky;top:0;z-index:30;align-items:center;justify-content:space-between;padding:13px 18px;background:rgba(23,18,23,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
 .mobile-bar .brand{padding:0}.mobile-bar .brand-text{font-size:15px}.menu-btn{border:1px solid var(--line);border-radius:12px;background:#2b1b2c;color:#fff;padding:8px 12px}
 .mobile-menu{display:none;padding:10px 18px 16px;background:#211621;border-bottom:1px solid var(--line)}.mobile-menu.show{display:grid;gap:6px}
 .mobile-menu a{padding:11px 13px;border-radius:12px;color:var(--muted)}.mobile-menu a.active{background:var(--grad);color:#fff}
 .section{padding:58px 0}.hero{padding-top:25px}.container{width:calc(100% - 34px)}.hero-grid{gap:24px}.footer-grid{display:block}.footer-links{margin-top:24px}
}
@media(max-width:520px){
 h1{font-size:34px}.hero-banner{padding:24px 18px;border-radius:24px}.hero-copy p{font-size:15px}.hero-actions,.age-actions{display:grid;grid-template-columns:1fr}
 .stats{gap:6px}.stat{padding:10px 7px}.stat b{font-size:18px}.stat span{font-size:11px}
 .pain-grid,.content-flow,.feedback-grid{grid-template-columns:1fr}.content-card.wide{min-height:250px}.content-card{min-height:220px}
 .filter-panel{overflow-x:auto;flex-wrap:nowrap;padding:12px}.filter-title{white-space:nowrap}.filter-btn{white-space:nowrap}
 .cta{padding:27px 21px;border-radius:24px}.age-box{padding:27px 20px}.age-actions .btn{width:100%}
}