/* roulang page: index */
:root{
      --brand:#b43d72;
      --brand-deep:#642047;
      --brand-soft:#f4dce8;
      --coral:#e26f76;
      --ink:#2e2430;
      --muted:#756b78;
      --paper:#fffdfb;
      --warm:#f8f1ef;
      --lav:#f1edf5;
      --line:#eadfe7;
      --good:#3d8a72;
      --warn:#ae6d35;
      --shadow:0 18px 50px rgba(91,42,72,.10);
      --shadow-sm:0 8px 24px rgba(91,42,72,.08);
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:14px;
      --max:1240px;
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--warm);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:15px;line-height:1.8}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(226,111,118,.42);outline-offset:3px}
    .layout{min-height:100vh}
    .sidebar{position:fixed;z-index:20;top:0;bottom:0;left:0;width:248px;padding:28px 20px;background:#342331;color:#fff;display:flex;flex-direction:column}
    .brand{display:flex;gap:12px;align-items:flex-start;margin-bottom:42px}
    .brand-mark{width:38px;height:38px;flex:none;border-radius:13px;background:linear-gradient(135deg,var(--coral),var(--brand));position:relative;box-shadow:0 8px 18px rgba(226,111,118,.25)}
    .brand-mark:after{content:"";position:absolute;left:15px;top:11px;border-left:12px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
    .brand strong{display:block;max-width:145px;font-size:15px;line-height:1.4;letter-spacing:.02em}
    .brand small{display:block;color:#cdbbc8;font-size:11px;margin-top:3px}
    .nav-label{color:#a992a4;font-size:11px;letter-spacing:.16em;margin:0 12px 10px}
    .nav{display:grid;gap:7px}
    .nav a{display:flex;align-items:center;gap:10px;padding:12px 13px;border-radius:13px;color:#d9cad5;transition:var(--ease)}
    .nav a:hover,.nav a:focus{color:#fff;background:rgba(255,255,255,.10)}
    .nav a.active{background:linear-gradient(110deg,#b43d72,#d46479);color:#fff;box-shadow:0 8px 20px rgba(180,61,114,.22)}
    .nav-icon{width:20px;text-align:center;color:#f4b2bd;font-size:16px}
    .side-status{margin-top:auto;padding:16px;border:1px solid rgba(255,255,255,.12);border-radius:18px;background:rgba(255,255,255,.06)}
    .side-status p{margin:0;color:#d4c4d0;font-size:12px;line-height:1.7}
    .status-dot{display:inline-block;width:7px;height:7px;margin-right:6px;border-radius:50%;background:#71c69e}
    .main{margin-left:248px;padding:22px 36px 0}
    .topbar{max-width:var(--max);margin:0 auto 18px;display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px}
    .crumb{display:flex;gap:8px;align-items:center}
    .crumb b{color:var(--brand-deep)}
    .age-note{display:flex;gap:8px;align-items:center;padding:7px 12px;border-radius:99px;background:#fff8ed;color:var(--warn);border:1px solid #f0dfc6;font-size:12px}
    .container{max-width:var(--max);margin:0 auto}
    .hero{position:relative;overflow:hidden;padding:48px 50px 42px;border-radius:var(--radius-xl);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
    .hero:after{content:"";position:absolute;width:270px;height:270px;right:-80px;top:-120px;border-radius:50%;background:var(--brand-soft);opacity:.65}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:700;font-size:13px;letter-spacing:.08em}
    .eyebrow:before{content:"";width:24px;height:3px;border-radius:9px;background:linear-gradient(90deg,var(--coral),var(--brand))}
    h1,h2,h3,p{margin-top:0}
    h1{max-width:650px;margin:14px 0 18px;font-size:clamp(34px,4.5vw,58px);line-height:1.2;letter-spacing:-.045em}
    .gradient-text{background:linear-gradient(110deg,var(--brand-deep),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent}
    .hero-copy{max-width:620px;color:var(--muted);font-size:16px}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0 22px}
    .btn{min-height:46px;padding:10px 20px;border:0;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;transition:var(--ease)}
    .btn-primary{color:#fff;background:linear-gradient(110deg,var(--brand-deep),var(--brand));box-shadow:0 9px 20px rgba(100,32,71,.18)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 13px 25px rgba(100,32,71,.24)}
    .btn-secondary{color:var(--brand-deep);background:#fff;border:1px solid #d9c4d2}
    .btn-secondary:hover{background:var(--brand-soft);border-color:#c994af}
    .btn:active{transform:translateY(1px)}
    .hero-points{display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:12px}
    .hero-points strong{display:block;color:var(--brand-deep);font-size:20px;line-height:1.2}
    .matrix{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .matrix-item{min-height:112px;padding:18px;border-radius:18px;background:linear-gradient(145deg,#fff,#f8edf3);border:1px solid #ead4e0;transition:var(--ease)}
    .matrix-item:nth-child(2){margin-top:24px;background:#fff8ef;border-color:#f1dfc6}
    .matrix-item:nth-child(3){margin-top:-12px;background:#f4f0f7}
    .matrix-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
    .matrix-num{font-size:12px;color:var(--brand);font-weight:800}
    .matrix-item h3{font-size:17px;margin:8px 0 3px}
    .matrix-item p{font-size:12px;color:var(--muted);margin:0;line-height:1.5}
    .section{padding:82px 0 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:25px}
    .section-kicker{color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    h2{font-size:clamp(25px,3vw,38px);line-height:1.3;letter-spacing:-.035em;margin:6px 0 8px}
    .section-intro{max-width:620px;color:var(--muted);margin:0}
    .text-link{color:var(--brand-deep);font-weight:700;border-bottom:1px solid #c99bb3;padding-bottom:3px}
    .pain-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:0;overflow:hidden;border-radius:var(--radius-xl);background:#3a2735;color:#fff;box-shadow:var(--shadow)}
    .pain-lead{padding:38px;background:linear-gradient(145deg,#4b2d42,#342331)}
    .pain-lead h2{color:#fff}
    .pain-lead p{color:#d8c8d3}
    .pain-list{padding:18px 28px;background:#fff;color:var(--ink)}
    .pain-row{display:grid;grid-template-columns:48px 1fr auto;gap:16px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}
    .pain-row:last-child{border-bottom:0}
    .num{font-size:22px;color:#d8a4ba;font-weight:800}
    .pain-row h3{font-size:16px;margin:0 0 2px}
    .pain-row p{font-size:13px;color:var(--muted);margin:0}
    .badge{display:inline-flex;align-items:center;white-space:nowrap;padding:4px 9px;border-radius:99px;font-size:11px;font-weight:700;color:var(--brand-deep);background:var(--brand-soft)}
    .badge.warm{color:var(--warn);background:#fff0d9}
    .badge.green{color:#2c755e;background:#e1f3eb}
    .solution-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    .solution-card{padding:28px;border-radius:var(--radius-lg);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
    .solution-card.featured{background:linear-gradient(145deg,#fff,#f7eaf1);min-height:250px}
    .solution-card:before{content:"";display:block;width:54px;height:5px;border-radius:8px;background:linear-gradient(90deg,var(--coral),var(--brand));margin-bottom:24px}
    .solution-card h3{font-size:22px;margin-bottom:8px}
    .solution-card p{color:var(--muted);font-size:14px}
    .solution-list{display:grid;gap:12px}
    .solution-mini{display:flex;align-items:center;gap:15px;padding:17px;border-radius:17px;background:#fff;border:1px solid var(--line);transition:var(--ease)}
    .solution-mini:hover{border-color:#cfa0b8;transform:translateX(4px)}
    .round-icon{width:38px;height:38px;flex:none;display:grid;place-items:center;border-radius:12px;color:#fff;background:linear-gradient(135deg,var(--coral),var(--brand))}
    .solution-mini h3{font-size:15px;margin:0}
    .solution-mini p{font-size:12px;color:var(--muted);margin:2px 0 0}
    .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .stat{padding:24px 20px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .stat strong{display:block;font-size:30px;line-height:1.2;color:var(--brand-deep)}
    .stat span{display:block;color:var(--muted);font-size:12px;margin-top:5px}
    .news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
    .news-main,.news-side{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:25px}
    .news-feature{padding-bottom:22px;margin-bottom:8px;border-bottom:1px solid var(--line)}
    .news-feature h3{font-size:23px;margin:10px 0 7px}
    .news-feature p{color:var(--muted);font-size:14px;margin-bottom:12px}
    .news-row{display:flex;justify-content:space-between;gap:18px;padding:15px 0;border-bottom:1px solid var(--line)}
    .news-row:last-child{border-bottom:0}
    .news-row h3{font-size:15px;margin:0}
    .news-meta{color:#9a8c99;font-size:12px;white-space:nowrap}
    .trend-item{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
    .trend-item:last-child{border-bottom:0}
    .rank{width:27px;height:27px;display:grid;place-items:center;border-radius:9px;background:var(--lav);color:var(--brand-deep);font-weight:800}
    .trend-item strong{font-size:14px;display:block}
    .trend-item small{color:var(--muted)}
    .assure{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .assure-card{padding:28px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line)}
    .assure-card.dark{background:#422b3d;color:#fff;border-color:#422b3d}
    .assure-card.dark p{color:#d9c8d3}
    .assure h3{font-size:20px;margin-bottom:8px}
    .assure p{color:var(--muted);font-size:14px;margin-bottom:0}
    .check-list{display:grid;gap:10px;margin:18px 0 0;padding:0;list-style:none}
    .check-list li{font-size:13px;color:var(--muted)}
    .check-list li:before{content:"✓";display:inline-grid;place-items:center;width:20px;height:20px;margin-right:8px;border-radius:50%;color:#fff;background:var(--good);font-size:11px}
    .quotes{display:flex;gap:14px;overflow:auto;padding:4px 2px 12px}
    .quote{min-width:275px;flex:1;padding:23px;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .quote p{font-size:14px;line-height:1.8;margin:0 0 16px}
    .quote footer{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px}
    .avatar{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#e9b9c8,#8d5375)}
    .faq{display:grid;gap:10px}
    .faq details{border:1px solid var(--line);border-radius:16px;background:#fff;padding:0 20px}
    .faq summary{cursor:pointer;list-style:none;padding:17px 3px;font-weight:700}
    .faq summary::-webkit-details-marker{display:none}
    .faq summary:after{content:"＋";float:right;color:var(--brand);font-size:20px;line-height:1}
    .faq details[open] summary:after{content:"－"}
    .faq details p{color:var(--muted);font-size:14px;padding:0 3px 17px;margin:0;max-width:850px}
    .cta{margin:82px 0 70px;padding:35px 42px;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:space-between;gap:24px;background:linear-gradient(120deg,#4a293f,#8f3d67);color:#fff;position:relative;overflow:hidden}
    .cta:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;right:10%;top:-130px;background:rgba(255,255,255,.08)}
    .cta h2{margin-bottom:6px}
    .cta p{color:#ead9e2;margin:0;max-width:620px;font-size:14px}
    .cta .btn-secondary{background:#fff;border-color:#fff}
    .footer{margin-left:-36px;margin-right:-36px;padding:34px 36px;background:#30212c;color:#d9cbd5}
    .footer-inner{max-width:var(--max);margin:auto;display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}
    .footer-brand strong{color:#fff;font-size:15px}
    .footer-brand p{max-width:360px;color:#aa98a7;font-size:12px;margin:8px 0 0}
    .footer-links{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:12px}
    .footer-links a:hover{color:#fff}
    .copyright{width:100%;padding-top:20px;margin-top:5px;border-top:1px solid rgba(255,255,255,.1);color:#907c8d;font-size:11px}
    .modal{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:20px;background:rgba(38,24,34,.72)}
    .modal.hidden{display:none}
    .modal-box{max-width:460px;padding:32px;border-radius:24px;background:#fff;color:var(--ink);box-shadow:0 25px 80px rgba(0,0,0,.28)}
    .modal-box h2{font-size:25px}
    .modal-box p{color:var(--muted);font-size:14px}
    .modal-actions{display:flex;gap:10px;margin-top:22px}
    @media(max-width:1200px){.main{padding-left:25px;padding-right:25px}.footer{margin-left:-25px;margin-right:-25px;padding-left:25px;padding-right:25px}}
    @media(max-width:992px){.sidebar{width:215px}.main{margin-left:215px}.hero{padding:38px 32px;grid-template-columns:1fr}.hero:after{right:-100px}.solution-grid,.news-layout{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){
      .sidebar{position:sticky;width:100%;height:auto;top:0;padding:12px 16px;display:block;box-shadow:0 5px 20px rgba(40,20,35,.15)}
      .brand{align-items:center;margin:0 0 10px}.brand strong{max-width:none}.brand small{display:none}.brand-mark{width:34px;height:34px}
      .nav-label,.side-status{display:none}.nav{display:flex;overflow-x:auto;padding-bottom:2px;gap:5px}.nav a{flex:none;padding:8px 11px;font-size:13px}.nav-icon{display:none}
      .main{margin-left:0;padding:15px 16px 0}.topbar{margin-bottom:13px;align-items:flex-start}.crumb{font-size:12px}.age-note{font-size:11px}
      .hero{padding:31px 23px;gap:25px}.hero-points{gap:16px}h1{font-size:36px}.section{padding-top:60px}.section-head{display:block}.section-head .text-link{display:inline-block;margin-top:10px}
      .pain-panel{grid-template-columns:1fr}.pain-lead{padding:28px 24px}.pain-list{padding:10px 20px}.pain-row{grid-template-columns:35px 1fr;gap:10px}.pain-row .badge{grid-column:2;justify-self:start}
      .assure{grid-template-columns:1fr}.cta{display:block;padding:30px 25px;margin-top:60px}.cta .actions{margin-bottom:0}.footer{margin-left:-16px;margin-right:-16px;padding:30px 16px}
    }
    @media(max-width:520px){.topbar{display:block}.age-note{display:inline-flex;margin-top:7px}.matrix{gap:9px}.matrix-item{padding:14px;min-height:105px}.matrix-item h3{font-size:15px}.stats{gap:9px}.stat{padding:18px 14px}.stat strong{font-size:25px}.news-main,.news-side{padding:20px}.news-row{display:block}.news-meta{display:block;margin-top:4px}.actions .btn{width:100%}.footer-links{gap:12px}}

/* roulang page: category1 */
:root{
  --brand:#b43d72;
  --brand-deep:#642047;
  --brand-soft:#f4dce8;
  --coral:#e26f76;
  --ink:#2e2430;
  --muted:#756b78;
  --paper:#fffdfb;
  --warm:#f8f1ef;
  --lav:#f1edf5;
  --line:#eadfe7;
  --good:#3d8a72;
  --warn:#ae6d35;
  --shadow:0 18px 50px rgba(91,42,72,.10);
  --shadow-sm:0 8px 24px rgba(91,42,72,.08);
  --radius-xl:28px;
  --radius-lg:20px;
  --radius-md:14px;
  --max:1240px;
  --ease:all .25s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--warm);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:15px;line-height:1.8}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid rgba(180,61,114,.35);outline-offset:3px}
.side-nav{position:fixed;z-index:20;inset:0 auto 0 0;width:248px;padding:30px 22px;background:#342331;color:#fff;box-shadow:8px 0 30px rgba(52,35,49,.12)}
.brand{display:flex;gap:12px;align-items:flex-start;margin-bottom:42px}
.brand-mark{width:38px;height:38px;flex:none;border-radius:13px;background:linear-gradient(135deg,var(--coral),var(--brand));position:relative;box-shadow:0 8px 18px rgba(226,111,118,.25)}
.brand-mark:after{content:"";position:absolute;left:15px;top:11px;border-left:12px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
.brand strong{display:block;max-width:145px;font-size:15px;line-height:1.4;letter-spacing:.02em}
.brand small{display:block;color:#cdbbc8;font-size:11px;margin-top:3px}
.nav-label{color:#a992a4;font-size:11px;letter-spacing:.16em;margin:0 12px 10px}
.nav{display:grid;gap:7px}
.nav a{display:flex;align-items:center;gap:10px;padding:12px 13px;border-radius:13px;color:#d9cad5;transition:var(--ease)}
.nav a:hover,.nav a:focus{color:#fff;background:rgba(255,255,255,.1)}
.nav a.active{background:linear-gradient(110deg,#b43d72,#d46479);color:#fff;box-shadow:0 8px 20px rgba(180,61,114,.22)}
.nav-icon{width:20px;text-align:center;color:#f4b2bd;font-size:16px}
.nav-status{position:absolute;left:22px;right:22px;bottom:28px;padding:16px;border:1px solid rgba(255,255,255,.12);border-radius:16px;background:rgba(255,255,255,.06);color:#d8c8d3;font-size:12px}
.nav-status strong{display:block;color:#fff;margin-bottom:3px}
.main{margin-left:248px;padding:22px 36px 0}
.container{max-width:var(--max);margin:0 auto}
.topbar{max-width:var(--max);margin:0 auto 18px;display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px}
.topbar-right{display:flex;gap:10px;align-items:center}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--good);display:inline-block}
.hero{position:relative;overflow:hidden;padding:40px 46px;border-radius:var(--radius-xl);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);display:flex;justify-content:space-between;gap:30px;align-items:center}
.hero:after{content:"";position:absolute;width:220px;height:220px;right:-70px;top:-100px;border-radius:50%;background:var(--brand-soft);opacity:.7}
.hero-copy{position:relative;z-index:1;max-width:700px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:700;font-size:13px;letter-spacing:.08em}
.eyebrow:before{content:"";width:24px;height:3px;border-radius:9px;background:linear-gradient(90deg,var(--coral),var(--brand))}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(32px,4vw,54px);line-height:1.25;letter-spacing:-.04em;margin:14px 0 15px;color:var(--brand-deep)}
.hero-copy p{color:var(--muted);font-size:16px;max-width:650px}
.hero-badges{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,110px);gap:10px}
.data-card{padding:16px 14px;border-radius:18px;background:#fff8ef;border:1px solid #f1dfc6;text-align:center}
.data-card:nth-child(2){background:#f7eaf1;border-color:#ead4e0}
.data-card strong{display:block;color:var(--brand-deep);font-size:25px;line-height:1.2}
.data-card span{display:block;color:var(--muted);font-size:11px;margin-top:5px}
.age-note{display:inline-flex;align-items:center;gap:7px;margin-top:17px;color:var(--warn);font-size:12px;background:#fff4e2;padding:5px 10px;border-radius:99px}
.section{padding:62px 0 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}
.section-head h2{font-size:27px;line-height:1.3;margin:5px 0 0;color:var(--brand-deep)}
.section-intro{max-width:620px;color:var(--muted);margin:0}
.tag-bar{display:flex;gap:10px;flex-wrap:wrap}
.tag{display:inline-flex;align-items:center;padding:8px 14px;border-radius:99px;background:#fff;border:1px solid var(--line);color:var(--muted);font-size:13px;transition:var(--ease)}
.tag:hover,.tag.active{color:#fff;background:var(--brand);border-color:var(--brand);box-shadow:0 7px 16px rgba(180,61,114,.18)}
.filter-box{padding:18px;border-radius:var(--radius-lg);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-sm);display:grid;grid-template-columns:1.5fr 1fr 1fr auto;gap:10px}
.field{height:46px;padding:0 14px;border:1px solid #dfd2dc;border-radius:13px;background:#fff;color:var(--ink);min-width:0}
.field::placeholder{color:#a89ba7}
.field:hover{border-color:#c994af}
.field:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(180,61,114,.1);outline:0}
.btn{min-height:46px;padding:10px 20px;border:0;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;transition:var(--ease)}
.btn-primary{color:#fff;background:linear-gradient(110deg,var(--brand-deep),var(--brand));box-shadow:0 9px 20px rgba(100,32,71,.18)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 13px 25px rgba(100,32,71,.24)}
.btn-secondary{color:var(--brand-deep);background:#fff;border:1px solid #d9c4d2}
.btn-secondary:hover{background:var(--brand-soft);border-color:#c994af}
.btn:active{transform:translateY(1px)}
.btn:disabled{cursor:not-allowed;opacity:.5;box-shadow:none}
.content-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,.65fr);gap:20px;align-items:start}
.content-list,.trend-panel{padding:24px;border-radius:var(--radius-lg);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.feature-item{display:grid;grid-template-columns:190px 1fr;gap:22px;padding-bottom:23px;margin-bottom:9px;border-bottom:1px solid var(--line)}
.cover{min-height:150px;border-radius:18px;background:linear-gradient(145deg,#642047,#d46479 58%,#f1b49f);position:relative;overflow:hidden}
.cover:before{content:"";position:absolute;width:120px;height:120px;right:-25px;top:-30px;border:20px solid rgba(255,255,255,.18);border-radius:50%}
.cover:after{content:"›";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.88);color:var(--brand-deep);font-size:26px;line-height:1}
.item-label{display:flex;justify-content:space-between;gap:12px;align-items:center}
.item-title{font-size:21px;color:var(--brand-deep);margin:7px 0 5px}
.item-copy{color:var(--muted);font-size:14px;margin-bottom:12px}
.meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:12px}
.meta span{display:inline-flex;align-items:center;gap:4px}
.list-item{display:grid;grid-template-columns:8px 1fr auto;gap:14px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}
.list-item:last-child{border-bottom:0}
.list-dot{width:8px;height:8px;border-radius:50%;background:var(--coral)}
.list-item h3{font-size:16px;margin:0 0 2px;color:var(--ink)}
.list-item p{font-size:12px;color:var(--muted);margin:0}
.badge{display:inline-flex;align-items:center;white-space:nowrap;padding:4px 9px;border-radius:99px;font-size:11px;font-weight:700;color:var(--brand-deep);background:var(--brand-soft)}
.badge.warm{color:var(--warn);background:#fff0d9}
.badge.green{color:#2c755e;background:#e1f3eb}
.trend-panel h3{font-size:19px;color:var(--brand-deep);margin-bottom:15px}
.rank{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.rank:last-child{border-bottom:0}
.rank-num{width:27px;height:27px;display:grid;place-items:center;border-radius:9px;background:var(--lav);color:var(--brand-deep);font-weight:800;font-size:12px}
.rank:first-of-type .rank-num{background:var(--brand);color:#fff}
.rank strong{display:block;font-size:14px}
.rank small{display:block;color:var(--muted);font-size:11px}
.hot-line{height:5px;margin-top:7px;border-radius:99px;background:#eadfe7;overflow:hidden}
.hot-line i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--coral),var(--brand))}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:24px}
.page-num{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--muted);display:grid;place-items:center;transition:var(--ease)}
.page-num:hover,.page-num.active{background:var(--brand);border-color:var(--brand);color:#fff}
.note-card{padding:22px;border-radius:var(--radius-lg);background:#f4edf5;border:1px solid #e5d7e7;color:var(--muted);font-size:13px}
.note-card strong{color:var(--brand-deep)}
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:20px;align-items:start}
.faq-intro{padding:30px;border-radius:var(--radius-lg);background:linear-gradient(145deg,#4b2d42,#342331);color:#fff}
.faq-intro h2{font-size:27px;line-height:1.35}
.faq-intro p{color:#d8c8d3;font-size:14px}
.faq-list{display:grid;gap:10px}
details{background:var(--paper);border:1px solid var(--line);border-radius:15px;padding:0 18px}
summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:700;color:var(--brand-deep)}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";float:right;color:var(--brand);font-size:20px}
details[open] summary:after{content:"−"}
details p{color:var(--muted);font-size:13px;padding:0 0 16px;margin:0}
.cta{margin:68px 0 30px;padding:30px 36px;border-radius:var(--radius-xl);background:linear-gradient(115deg,#642047,#b43d72);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:24px}
.cta h2{margin:0 0 5px;font-size:27px}
.cta p{margin:0;color:#f1dce6;font-size:13px}
.cta .btn-secondary{background:#fff;color:var(--brand-deep);border:0}
footer{max-width:var(--max);margin:0 auto;padding:27px 0 34px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px;border-top:1px solid var(--line)}
.footer-brand{display:flex;align-items:center;gap:9px;color:var(--brand-deep);font-weight:700}
.avatar{width:24px;height:24px;border-radius:50%;display:inline-block;background:linear-gradient(135deg,var(--coral),var(--brand))}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.footer-links a:hover{color:var(--brand)}
@media(max-width:1200px){.main{padding-left:24px;padding-right:24px}.hero{padding:36px}.filter-box{grid-template-columns:1fr 1fr}.filter-box .btn{grid-column:span 2}}
@media(max-width:992px){.side-nav{width:220px}.main{margin-left:220px}.hero{display:block}.hero-badges{margin-top:25px;display:flex}.content-layout,.faq-grid{grid-template-columns:1fr}.trend-panel{order:2}}
@media(max-width:768px){
  .side-nav{position:sticky;top:0;inset:auto;width:100%;height:auto;padding:14px 18px;display:flex;align-items:center;gap:16px;box-shadow:0 5px 18px rgba(52,35,49,.16)}
  .brand{margin:0 auto 0 0;align-items:center}.brand strong{max-width:175px}.brand small{display:none}.brand-mark{width:34px;height:34px}
  .nav-label,.nav-status{display:none}.nav{display:flex;gap:5px;overflow-x:auto;white-space:nowrap}.nav a{padding:9px 11px;font-size:12px}.nav-icon{width:auto}
  .main{margin-left:0;padding:17px 16px 0}.topbar{font-size:12px}.topbar-right{display:none}
  .hero{padding:29px 24px}.section{padding-top:48px}.section-head{display:block}.section-head h2{font-size:23px;margin-bottom:8px}
  .content-list,.trend-panel{padding:18px}.feature-item{grid-template-columns:115px 1fr;gap:15px}.cover{min-height:120px}.item-title{font-size:17px}
  .cta{display:block;padding:27px 24px}.cta .btn{margin-top:18px}
  footer{display:block;padding-top:22px}.footer-links{margin-top:12px}
}
@media(max-width:576px){h1{font-size:31px}.hero-badges{display:grid;grid-template-columns:1fr 1fr}.filter-box{grid-template-columns:1fr}.filter-box .btn{grid-column:auto}.feature-item{grid-template-columns:1fr}.cover{min-height:130px}.list-item{grid-template-columns:8px 1fr}.list-item .badge{display:none}.section-head{margin-bottom:17px}}

/* roulang page: category2 */
:root{
 --brand:#b43d72;
 --brand-deep:#642047;
 --brand-soft:#f4dce8;
 --coral:#e26f76;
 --ink:#2e2430;
 --muted:#756b78;
 --paper:#fffdfb;
 --warm:#f8f1ef;
 --lav:#f1edf5;
 --line:#eadfe7;
 --good:#3d8a72;
 --warn:#ae6d35;
 --shadow:0 18px 50px rgba(91,42,72,.10);
 --shadow-sm:0 8px 24px rgba(91,42,72,.08);
 --radius-xl:28px;
 --radius-lg:20px;
 --radius-md:14px;
 --max:1240px;
 --ease:all .25s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--warm);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:15px;line-height:1.8}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid rgba(180,61,114,.35);outline-offset:3px}
.site-shell{min-height:100vh}
.sidebar{position:fixed;z-index:10;left:0;top:0;bottom:0;width:248px;padding:31px 22px;background:#342331;color:#fff;display:flex;flex-direction:column}
.brand{display:flex;gap:12px;align-items:flex-start;margin-bottom:42px}
.brand-mark{width:38px;height:38px;flex:none;border-radius:13px;background:linear-gradient(135deg,var(--coral),var(--brand));position:relative;box-shadow:0 8px 18px rgba(226,111,118,.25)}
.brand-mark:after{content:"";position:absolute;left:15px;top:11px;border-left:12px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
.brand strong{display:block;max-width:145px;font-size:15px;line-height:1.4;letter-spacing:.02em}
.brand small{display:block;color:#cdbbc8;font-size:11px;margin-top:3px}
.nav-label{color:#a992a4;font-size:11px;letter-spacing:.16em;margin:0 12px 10px}
.nav{display:grid;gap:7px}
.nav a{display:flex;align-items:center;gap:10px;padding:12px 13px;border-radius:13px;color:#d9cad5;transition:var(--ease)}
.nav a:hover,.nav a:focus{color:#fff;background:rgba(255,255,255,.10)}
.nav a.active{background:linear-gradient(110deg,#b43d72,#d46479);color:#fff;box-shadow:0 8px 20px rgba(180,61,114,.22)}
.nav-icon{width:20px;text-align:center;color:#f4b2bd;font-size:16px}
.side-note{margin-top:auto;padding:17px;border:1px solid rgba(255,255,255,.11);border-radius:18px;background:rgba(255,255,255,.06);color:#d9cad5;font-size:12px}
.side-note strong{display:block;color:#fff;font-size:14px;margin-bottom:3px}
.side-note span{color:#bdaaba}
.main{margin-left:248px;padding:22px 36px 0}
.topbar{max-width:var(--max);margin:0 auto 18px;display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px}
.topbar-right{display:flex;align-items:center;gap:9px}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--good);box-shadow:0 0 0 4px #dcefe8}
.container{max-width:var(--max);margin:0 auto}
.hero{position:relative;overflow:hidden;padding:43px 48px;border-radius:var(--radius-xl);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);display:grid;grid-template-columns:1.25fr .75fr;gap:34px;align-items:center}
.hero:after{content:"";position:absolute;width:270px;height:270px;right:-90px;top:-130px;border-radius:50%;background:var(--brand-soft);opacity:.7}
.hero-copy{position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:700;font-size:13px;letter-spacing:.08em}
.eyebrow:before{content:"";width:24px;height:3px;border-radius:9px;background:linear-gradient(90deg,var(--coral),var(--brand))}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(34px,4vw,58px);line-height:1.22;letter-spacing:-.045em;margin:14px 0 17px;color:var(--brand-deep)}
h2{font-size:clamp(25px,3vw,36px);line-height:1.3;margin-bottom:10px;letter-spacing:-.025em}
h3{line-height:1.4}
.hero-copy p{max-width:650px;color:var(--muted);font-size:16px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:25px 0 22px}
.btn{min-height:46px;padding:10px 20px;border:0;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;transition:var(--ease)}
.btn-primary{color:#fff;background:linear-gradient(110deg,var(--brand-deep),var(--brand));box-shadow:0 9px 20px rgba(100,32,71,.18)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 13px 25px rgba(100,32,71,.24)}
.btn-secondary{color:var(--brand-deep);background:#fff;border:1px solid #d9c4d2}
.btn-secondary:hover{background:var(--brand-soft);border-color:#c994af}
.btn:active{transform:translateY(1px)}
.hero-points{display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:12px}
.hero-points strong{display:block;color:var(--brand-deep);font-size:19px;line-height:1.2}
.preview{position:relative;z-index:1;padding:22px;border-radius:23px;background:linear-gradient(145deg,#4b2d42,#342331);color:#fff;box-shadow:0 18px 38px rgba(65,33,53,.2)}
.preview-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;font-size:12px;color:#d9cad5}
.preview-screen{height:150px;border-radius:17px;position:relative;overflow:hidden;background:linear-gradient(135deg,#c7627c 0%,#7e3f68 48%,#392538 100%)}
.preview-screen:before,.preview-screen:after{content:"";position:absolute;border-radius:50%;background:rgba(255,220,217,.2)}
.preview-screen:before{width:140px;height:140px;right:-25px;top:-45px}
.preview-screen:after{width:100px;height:100px;left:-18px;bottom:-50px}
.play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:48px;height:48px;border-radius:50%;background:#fff;color:var(--brand-deep);display:grid;place-items:center;padding-left:3px}
.preview-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:16px}
.preview .badge{color:#fff;background:rgba(255,255,255,.14)}
.notice{display:flex;gap:10px;align-items:flex-start;margin-top:17px;padding:13px 15px;border-radius:14px;background:#fff3df;color:#805b35;font-size:12px}
.section{padding:72px 0 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}
.section-kicker{color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.14em}
.section-intro{max-width:630px;color:var(--muted);margin:0}
.topic-nav{display:flex;gap:10px;overflow:auto;padding:3px 1px 12px;scrollbar-width:thin}
.topic-nav a{white-space:nowrap;padding:9px 15px;border-radius:99px;background:#fff;border:1px solid var(--line);color:var(--muted);transition:var(--ease)}
.topic-nav a:hover,.topic-nav a.active{color:var(--brand-deep);border-color:#c994af;background:var(--brand-soft)}
.filter-box{margin-top:20px;padding:19px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.filter-form{display:grid;grid-template-columns:1.5fr 1fr 1fr auto;gap:11px}
.field{height:46px;width:100%;padding:0 14px;border:1px solid #dfd2dc;border-radius:13px;background:#fff;color:var(--ink);transition:var(--ease)}
.field::placeholder{color:#a99da9}
.field:hover{border-color:#c994af}
.field:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(180,61,114,.11);outline:none}
.index-layout{display:grid;grid-template-columns:minmax(0,1fr) 315px;gap:20px;margin-top:22px}
.feature-index,.trend-panel,.info-card,.faq-list,.cta{border:1px solid var(--line);background:var(--paper);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
.feature-index{padding:27px}
.index-label{display:flex;justify-content:space-between;align-items:center;gap:10px}
.feature-index h3{font-size:25px;margin:16px 0 8px;color:var(--brand-deep)}
.feature-index p{color:var(--muted);font-size:14px;max-width:720px}
.meta-line{display:flex;flex-wrap:wrap;gap:9px;margin:16px 0 20px;color:var(--muted);font-size:12px}
.meta-line span{padding-right:12px;border-right:1px solid var(--line)}
.meta-line span:last-child{border:0}
.list-stack{margin-top:14px;border-top:1px solid var(--line)}
.list-row{display:grid;grid-template-columns:52px 1fr auto;gap:15px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
.list-row:hover{padding-left:7px;background:linear-gradient(90deg,rgba(244,220,232,.25),transparent)}
.thumb{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,#d98799,#754466);position:relative;overflow:hidden}
.thumb:after{content:"";position:absolute;width:48px;height:48px;right:-18px;bottom:-22px;border-radius:50%;background:rgba(255,255,255,.22)}
.list-row h3{font-size:16px;margin:0 0 3px}
.list-row p{font-size:12px;color:var(--muted);margin:0}
.trend-panel{padding:24px}
.trend-panel h3{margin:0 0 17px;color:var(--brand-deep);font-size:19px}
.trend-item{display:grid;grid-template-columns:30px 1fr;gap:9px;padding:14px 0;border-bottom:1px solid var(--line)}
.trend-item:last-child{border-bottom:0}
.rank{font-size:18px;font-weight:800;color:var(--coral)}
.trend-item strong{display:block;font-size:14px}
.trend-item small{color:var(--muted);font-size:11px}
.meter{height:5px;margin-top:7px;border-radius:9px;background:#f0e8ed;overflow:hidden}
.meter i{display:block;height:100%;border-radius:9px;background:linear-gradient(90deg,var(--coral),var(--brand))}
.security-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
.info-card{padding:28px}
.info-card.dark{background:linear-gradient(145deg,#4b2d42,#342331);color:#fff;border:0}
.info-card.dark p{color:#d9cad5}
.info-card h3{font-size:21px;margin-bottom:9px;color:var(--brand-deep)}
.info-card.dark h3{color:#fff}
.check-list{list-style:none;padding:0;margin:16px 0 0}
.check-list li{position:relative;padding:10px 0 10px 28px;border-bottom:1px solid var(--line);color:var(--muted)}
.check-list li:last-child{border-bottom:0}
.check-list li:before{content:"✓";position:absolute;left:0;top:9px;width:19px;height:19px;border-radius:50%;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-deep);font-size:12px;font-weight:800}
.faq-list{overflow:hidden}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-question{width:100%;padding:20px 23px;background:none;border:0;color:var(--ink);display:flex;justify-content:space-between;text-align:left;font-weight:700}
.faq-question span:last-child{color:var(--brand);font-size:20px;transition:var(--ease)}
.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.faq-answer{display:none;padding:0 23px 21px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{display:block}
.cta{margin:72px 0 70px;padding:31px 35px;display:flex;align-items:center;justify-content:space-between;gap:25px;background:linear-gradient(105deg,#fff,#f6e6ee)}
.cta h2{margin-bottom:5px;color:var(--brand-deep)}
.cta p{margin:0;color:var(--muted);font-size:14px}
.footer{margin-left:248px;padding:23px 36px 30px;background:#342331;color:#d9cad5}
.footer-inner{max-width:var(--max);margin:auto;display:flex;align-items:center;justify-content:space-between;gap:20px}
.footer-left{display:flex;align-items:center;gap:10px;font-size:13px}
.avatar{display:inline-block;width:25px;height:25px;border-radius:50%;background:linear-gradient(135deg,var(--coral),var(--brand))}
.footer-links{display:flex;gap:17px;flex-wrap:wrap;font-size:12px;color:#c5b2c0}
.footer-links a:hover{color:#fff}
.copyright{font-size:11px;color:#9e8799;margin-top:14px;text-align:center}
@media(max-width:1200px){
 .main{padding-left:25px;padding-right:25px}
 .filter-form{grid-template-columns:1.3fr 1fr 1fr}
 .filter-form .btn{grid-column:span 3;justify-self:start}
}
@media(max-width:992px){
 .sidebar{width:218px}
 .main,.footer{margin-left:218px}
 .hero{grid-template-columns:1fr;padding:37px}
 .preview{max-width:520px}
 .index-layout{grid-template-columns:1fr}
 .trend-panel{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
 .trend-panel h3{grid-column:1/-1;margin-bottom:0}
 .trend-item{border:1px solid var(--line);padding:13px;border-radius:13px}
}
@media(max-width:768px){
 .sidebar{position:sticky;top:0;width:100%;height:auto;padding:14px 18px;display:block}
 .brand{margin:0;align-items:center}
 .brand strong{max-width:190px}
 .brand small,.nav-label,.side-note{display:none}
 .nav{display:flex;overflow-x:auto;margin-top:12px;padding-bottom:2px}
 .nav a{flex:none;min-height:44px;padding:9px 12px;font-size:13px}
 .main,.footer{margin-left:0}
 .main{padding:16px 18px 0}
 .topbar{margin-bottom:14px}
 .hero{padding:30px 24px;border-radius:22px}
 .section{padding-top:53px}
 .security-grid{grid-template-columns:1fr}
 .cta{margin:53px 0;padding:27px 24px;display:block}
 .cta .btn{margin-top:18px}
 .footer{padding:22px 18px 27px}
 .footer-inner{display:block}
 .footer-links{margin-top:15px}
}
@media(max-width:576px){
 body{font-size:14px}
 h1{font-size:34px}
 h2{font-size:27px}
 .topbar{font-size:12px}
 .topbar-right{display:none}
 .hero{padding:27px 20px}
 .hero-copy p{font-size:14px}
 .actions .btn{width:100%}
 .hero-points{gap:15px}
 .preview{padding:16px}
 .preview-screen{height:125px}
 .filter-box{padding:14px}
 .filter-form{display:grid;grid-template-columns:1fr 1fr}
 .filter-form .field:first-child{grid-column:1/-1}
 .filter-form .btn{grid-column:1/-1;width:100%}
 .feature-index,.trend-panel,.info-card{padding:20px}
 .trend-panel{display:block}
 .trend-item{margin-bottom:7px}
 .list-row{grid-template-columns:44px 1fr}
 .list-row .badge{grid-column:2;justify-self:start}
 .thumb{width:44px;height:44px}
 .section-head{display:block}
 .section-intro{margin-top:8px}
 .footer-left{align-items:flex-start}
}