/* roulang page: index */
:root{
      --ink:#211A20;--plum:#261C24;--wine:#C94F68;--wine-dark:#a63b53;--coral:#E78363;
      --mauve:#8B6B7A;--mint:#3F9B7A;--paper:#F5F1EE;--rose:#EDE4E5;--white:#fff;
      --muted:#746970;--line:rgba(33,26,32,.11);--radius:16px;--radius-lg:22px;
      --shadow:0 10px 30px rgba(55,34,44,.08);--shadow-hover:0 16px 36px rgba(55,34,44,.14);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.78}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(201,79,104,.3);outline-offset:3px}
    .site-container{width:min(1280px,calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:1030;background:rgba(245,241,238,.96);border-bottom:1px solid var(--line);transition:.2s ease}
    .site-header .navbar{min-height:72px;padding:0}
    .brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{display:grid;place-items:center;width:31px;height:31px;border-radius:9px;background:var(--plum);color:#fff}
    .brand-mark svg{width:18px;height:18px}
    .desktop-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
    .nav-link-custom{padding:8px 12px!important;border-radius:999px;color:var(--muted)!important;font-size:14px;font-weight:650;transition:.2s ease}
    .nav-link-custom:hover,.nav-link-custom.active{color:var(--wine-dark)!important;background:#f6dfe4}
    .lang-btn{border:1px solid var(--line);background:var(--white);border-radius:999px;padding:7px 11px;color:var(--ink);font-size:13px;font-weight:700;line-height:1.2}
    .lang-btn svg{width:14px;margin-left:4px}
    .dropdown-menu{border:1px solid var(--line);border-radius:12px;padding:6px;box-shadow:var(--shadow);background:#fff}
    .dropdown-item{border-radius:8px;font-size:14px;padding:8px 10px}.dropdown-item.active,.dropdown-item:active{background:#f6dfe4;color:var(--wine-dark)}
    .btn-main,.btn-outline,.btn-soft{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:10px 18px;font-weight:750;font-size:15px;transition:.2s ease;border:1px solid transparent}
    .btn-main{background:var(--wine);color:#fff}.btn-main:hover{background:var(--wine-dark);color:#fff;transform:translateY(-1px)}
    .btn-outline{border-color:var(--ink);background:transparent;color:var(--ink)}.btn-outline:hover{background:var(--plum);color:#fff}
    .btn-soft{background:#f8e4e8;color:var(--wine-dark)}.btn-soft:hover{background:#f1d2d9;color:var(--wine-dark)}
    .btn-main svg,.btn-outline svg,.btn-soft svg{width:17px;height:17px;stroke-width:1.8}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 10px}.navbar-toggler:focus{box-shadow:none}
    .navbar-toggler-icon{width:20px;height:20px;background-image:none;position:relative}.navbar-toggler-icon:before,.navbar-toggler-icon:after,.navbar-toggler-icon{border-top:2px solid var(--ink)}.navbar-toggler-icon:before,.navbar-toggler-icon:after{content:"";position:absolute;width:20px;left:0}.navbar-toggler-icon:before{top:6px}.navbar-toggler-icon:after{top:13px}
    .offcanvas{background:var(--paper);max-width:330px}.offcanvas-header{border-bottom:1px solid var(--line)}.mobile-nav a{display:block;padding:13px 0;border-bottom:1px solid var(--line);font-weight:700}.mobile-nav a.active{color:var(--wine-dark)}
    .section{padding:82px 0}.section-sm{padding:46px 0}.eyebrow{display:inline-flex;align-items:center;gap:7px;text-transform:none;font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--wine-dark)}.eyebrow:before{content:"";display:block;width:22px;height:2px;background:var(--wine)}
    h1,h2,h3,p{margin-top:0}h1{font-size:clamp(36px,4vw,52px);font-weight:800;line-height:1.18;letter-spacing:-.055em}h2{font-size:clamp(28px,3vw,36px);font-weight:800;line-height:1.25;letter-spacing:-.045em}h3{font-size:20px;font-weight:780;line-height:1.38;letter-spacing:-.03em}.section-copy{max-width:680px;color:var(--muted);font-size:16px;line-height:1.85}
    .hero{padding:42px 0 42px}.hero-board{position:relative;overflow:hidden;background:var(--plum);border-radius:var(--radius-lg);color:#fff;padding:clamp(28px,4vw,58px);min-height:530px}.hero-board:after{content:"";position:absolute;right:-120px;bottom:-170px;width:480px;height:480px;border:58px solid rgba(231,131,99,.15);border-radius:50%;pointer-events:none}
    .hero-intro{position:relative;z-index:1;max-width:650px}.hero .eyebrow{color:#f4bdc9}.hero h1{max-width:660px;margin:13px 0 18px}.hero-copy{max-width:640px;color:#e4d6dc;font-size:17px;line-height:1.85}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}.hero .btn-outline{border-color:rgba(255,255,255,.45);color:#fff}.hero .btn-outline:hover{background:#fff;color:var(--plum)}
    .metric-stage{position:relative;z-index:2;margin-top:32px;display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:12px;align-items:stretch}.metric-main,.metric-small,.trend-card{border:1px solid rgba(255,255,255,.15);border-radius:16px;background:rgba(255,255,255,.08);padding:19px}.metric-main{grid-row:span 2}.metric-label{color:#d9c6ce;font-size:12px;font-weight:700}.metric-num{font-size:44px;line-height:1.05;font-weight:850;margin:10px 0 5px;letter-spacing:-.06em}.metric-note{font-size:12px;color:#d9c6ce}.metric-small strong{display:block;font-size:27px;line-height:1.1;margin:10px 0 5px}.trend-card{grid-column:2 / 4;padding-bottom:12px}.bars{height:55px;display:flex;align-items:end;gap:7px;margin-top:10px}.bars span{display:block;flex:1;border-radius:5px 5px 1px 1px;background:var(--coral)}.bars span:nth-child(2n){background:#d998a8}.bars span:nth-child(3n){background:var(--mint)}
    .cover-shape{position:absolute;right:5%;top:43px;width:230px;aspect-ratio:4/5;border-radius:120px 120px 18px 18px;overflow:hidden;background:linear-gradient(155deg,#bc7283 0%,#563240 48%,#d88367 100%);border:7px solid rgba(255,255,255,.11)}.cover-shape:after{content:"";position:absolute;inset:20% 16% 0;background:rgba(38,28,36,.42);border-radius:100px 100px 0 0;clip-path:polygon(24% 0,76% 0,100% 100%,0 100%)}.cover-caption{position:absolute;z-index:2;right:25px;bottom:25px;color:#fff;font-size:12px;font-weight:700;writing-mode:vertical-rl;letter-spacing:.15em}
    .hero-disclaimer{position:relative;z-index:2;margin-top:20px;color:#cbbbc2;font-size:12px}.hero-disclaimer button{border:0;background:none;color:#fff;text-decoration:underline;padding:0}
    .bento{display:grid;grid-template-columns:1.45fr 1fr 1fr;grid-auto-rows:minmax(190px,auto);gap:16px}.bento-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative;overflow:hidden;box-shadow:0 2px 0 rgba(55,34,44,.02);transition:.2s ease;background:#fff}.bento-card:hover{transform:translateY(-3px);border-color:rgba(201,79,104,.35);box-shadow:var(--shadow-hover)}.bento-feature{grid-row:span 2;background:var(--plum);color:#fff}.bento-feature:after{content:"";width:180px;height:180px;position:absolute;right:-55px;bottom:-62px;border-radius:50%;border:34px solid rgba(231,131,99,.19)}.bento-rose{background:var(--rose)}.bento-wide{grid-column:span 2}.card-tag{display:inline-flex;border-radius:999px;background:#f5dce2;color:var(--wine-dark);font-size:12px;line-height:1;padding:7px 9px;font-weight:800}.bento-feature .card-tag{background:rgba(255,255,255,.13);color:#ffd9e0}.bento-card h3{margin:15px 0 8px}.bento-card p{font-size:14px;line-height:1.65;margin-bottom:16px;color:var(--muted)}.bento-feature p{color:#e4d8dc}.card-link{font-size:14px;font-weight:800;color:var(--wine-dark)}.bento-feature .card-link{color:#fff}.mini-progress{height:4px;background:rgba(33,26,32,.1);border-radius:10px;margin-top:18px}.mini-progress i{display:block;height:100%;border-radius:inherit;background:var(--wine);width:70%}
    .topic-strip{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.topic-grid{display:grid;grid-template-columns:.82fr 2.18fr;gap:30px;align-items:center}.topic-cloud{display:flex;flex-wrap:wrap;gap:10px}.topic-pill{display:inline-flex;align-items:center;min-height:38px;border:1px solid var(--line);border-radius:999px;background:var(--paper);padding:6px 14px;font-size:14px;font-weight:680;transition:.2s}.topic-pill:hover{border-color:var(--wine);color:var(--wine-dark);background:#fff}
    .comparison-wrap{background:var(--rose);border-radius:var(--radius-lg);padding:clamp(22px,4vw,46px)}.comparison-grid{display:grid;grid-template-columns:4fr 8fr;gap:46px}.segment{display:flex;gap:7px;flex-wrap:wrap;margin-top:24px}.segment button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:750;color:var(--muted)}.segment button.active,.segment button:hover{border-color:#e9b5c0;background:#f8dfe5;color:var(--wine-dark)}.table-shell{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}.compare-table{min-width:620px;width:100%;border-collapse:collapse;font-size:14px}.compare-table th,.compare-table td{padding:15px 16px;border-bottom:1px solid var(--line);text-align:left}.compare-table th{font-size:12px;color:var(--muted);background:#fcfaf9}.compare-table th.current,.compare-table td.current{background:#f9e2e7}.compare-table tr:last-child td{border-bottom:0}.legend{display:flex;gap:15px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin:14px 0}.legend i{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:5px;background:var(--wine)}.legend i.alt{background:var(--coral)}.legend i.third{background:var(--mint)}
    .steps-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}.step{position:relative;padding:24px 20px;border-top:2px solid var(--ink)}.step-num{font-size:12px;font-weight:850;color:var(--wine-dark)}.step h3{margin:12px 0 8px}.step p{margin:0;color:var(--muted);font-size:14px}
    .news-layout{display:grid;grid-template-columns:1.5fr .8fr;gap:28px}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:108px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);transition:.2s}.news-item:hover{padding-left:8px}.news-date{font-size:13px;color:var(--mauve);font-weight:750}.news-item h3{font-size:17px;margin:0 0 3px}.news-item p{font-size:13px;color:var(--muted);margin:0}.news-arrow{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--wine-dark)}.observation{background:var(--plum);color:#fff;border-radius:var(--radius);padding:28px}.observation p{color:#d8cbd0;font-size:14px}.observation-list{list-style:none;padding:0;margin:20px 0 0}.observation-list li{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.13);font-size:13px}.observation-list strong{color:#f6b3c1}
    .faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:56px}.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:var(--line);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-active-bg:transparent;--bs-accordion-active-color:var(--ink)}.accordion-item{border-left:0;border-right:0}.accordion-button{padding:19px 42px 19px 0;font-size:17px;font-weight:760;line-height:1.5;background:transparent!important;position:relative}.accordion-button:after{background-image:none;content:"+";position:absolute;right:5px;top:17px;width:26px;height:26px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-size:20px;font-weight:400;color:var(--wine-dark)}.accordion-button:not(.collapsed):after{content:"−";background:#f5dce2;border-color:#f5dce2}.accordion-body{padding:0 38px 20px 0;color:var(--muted);font-size:15px;line-height:1.85}
    .form-panel{background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);display:grid;grid-template-columns:5fr 7fr}.form-aside{background:var(--plum);color:#fff;padding:clamp(28px,4vw,48px)}.form-aside p{color:#dacbd1}.contact-steps{list-style:none;padding:0;margin:26px 0 0}.contact-steps li{display:flex;gap:12px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:14px}.contact-steps b{color:#ffbac7}.form-main{padding:clamp(25px,4vw,48px)}.form-label{font-size:14px;font-weight:750;margin-bottom:7px}.form-control,.form-select{min-height:50px;border:1px solid var(--line);border-radius:12px;padding:10px 13px;background:#fff;color:var(--ink)}.form-control:focus,.form-select:focus{border-color:var(--wine);box-shadow:0 0 0 3px rgba(201,79,104,.15)}textarea.form-control{min-height:124px}.form-check{padding-left:1.8em;margin-top:12px}.form-check-input{width:1.12em;height:1.12em;margin-left:-1.8em;margin-top:.34em;border-color:#9e8e95}.form-check-input:checked{background-color:var(--wine);border-color:var(--wine)}.form-check-label{font-size:13px;color:var(--muted);line-height:1.65}.form-feedback{display:none;margin-top:12px;border-radius:10px;padding:10px 12px;font-size:14px}.form-feedback.success{background:#e1f1eb;color:#24634e}.form-feedback.error{background:#fae4e6;color:#8d3044}
    footer{background:var(--plum);color:#fff;padding:55px 0 22px}footer .brand{color:#fff}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}.footer-copy{color:#cdbdc5;font-size:14px;max-width:410px;margin:16px 0}.footer-title{font-size:13px;color:#dca6b3;font-weight:800;margin-bottom:12px}.footer-links{display:flex;flex-direction:column;gap:8px}.footer-links a{color:#e3d7db;font-size:14px}.footer-links a:hover{color:#fff;text-decoration:underline}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:38px;padding-top:17px;color:#b9a7af;font-size:12px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
    .modal-content{border:0;border-radius:18px;overflow:hidden;background:var(--paper)}.modal-header{border-bottom:1px solid var(--line);padding:20px 24px}.modal-body{padding:24px}.age-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:#f3dce1;color:var(--wine-dark);margin-bottom:15px}.age-icon svg{width:24px}.modal-body p{color:var(--muted);font-size:15px}.modal-footer{border-top:0;padding:0 24px 24px;gap:8px}
    @media(max-width:991px){.desktop-nav{display:none}.cover-shape{opacity:.55;right:-22px}.comparison-grid,.faq-layout{grid-template-columns:1fr;gap:26px}.form-panel{grid-template-columns:1fr}.bento{grid-template-columns:1fr 1fr}.bento-feature{grid-row:auto;grid-column:span 2}.bento-wide{grid-column:span 2}.news-layout{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.site-header .navbar{min-height:64px}}
    @media(max-width:767px){.site-container{width:min(100% - 32px,1280px)}.section{padding:56px 0}.hero{padding:22px 0 30px}.hero-board{padding:28px 22px;min-height:auto}.cover-shape{display:none}.metric-stage{grid-template-columns:1fr 1fr;margin-top:25px}.metric-main{grid-column:span 2;grid-row:auto}.trend-card{grid-column:span 2}.topic-grid{grid-template-columns:1fr;gap:18px}.steps-grid{grid-template-columns:1fr}.step{padding:20px 0}.news-item{grid-template-columns:75px 1fr;gap:12px}.news-arrow{display:none}.footer-grid{grid-template-columns:1fr;gap:25px}.form-main,.form-aside{padding:28px 22px}}
    @media(max-width:520px){h1{font-size:32px}.hero-copy{font-size:15px}.hero-actions .btn-main,.hero-actions .btn-outline{width:100%}.bento{grid-template-columns:1fr}.bento-feature,.bento-wide{grid-column:auto}.bento-card{padding:21px}.section-copy{font-size:15px}.metric-num{font-size:37px}.metric-small{padding:15px}.metric-small strong{font-size:23px}.comparison-wrap{padding:22px 16px;margin:0 -4px;border-radius:16px}.topic-pill{font-size:13px}.news-item h3{font-size:16px}.modal-footer .btn-main,.modal-footer .btn-outline{width:100%}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
      --ink:#211A20;--plum:#261C24;--wine:#C94F68;--wine-dark:#a63b53;
      --coral:#E78363;--mauve:#8B6B7A;--mint:#3F9B7A;--paper:#F5F1EE;
      --rose:#EDE4E5;--white:#fff;--muted:#746970;--line:rgba(33,26,32,.11);
      --radius:16px;--radius-lg:22px;--shadow:0 10px 30px rgba(55,34,44,.08);
      --shadow-hover:0 16px 36px rgba(55,34,44,.14)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.78}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(201,79,104,.3);outline-offset:3px}
    .site-container{width:min(1280px,calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:1030;background:rgba(245,241,238,.97);border-bottom:1px solid var(--line)}
    .navbar{min-height:72px;padding:0}
    .brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{display:grid;place-items:center;width:31px;height:31px;border-radius:9px;background:var(--plum);color:#fff}
    .brand-mark svg{width:18px;height:18px;stroke-width:1.7}
    .desktop-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
    .nav-link-custom{padding:8px 12px!important;border-radius:999px;color:var(--muted)!important;font-size:14px;font-weight:650;transition:.2s ease}
    .nav-link-custom:hover,.nav-link-custom.active{color:var(--wine-dark)!important;background:#f6dfe4}
    .lang-btn{border:1px solid var(--line);background:var(--white);border-radius:999px;padding:7px 11px;color:var(--ink);font-size:13px;font-weight:700;line-height:1.2}
    .lang-btn svg{width:14px;margin-left:4px}
    .btn-main,.btn-outline,.btn-soft{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:10px 18px;font-weight:750;font-size:15px;transition:.2s ease;border:1px solid transparent}
    .btn-main{background:var(--wine);color:#fff}
    .btn-main:hover{background:var(--wine-dark);color:#fff;transform:translateY(-1px)}
    .btn-outline{border-color:var(--ink);background:transparent;color:var(--ink)}
    .btn-outline:hover{background:var(--plum);color:#fff}
    .btn-soft{background:#f8e4e8;color:var(--wine-dark)}
    .btn-soft:hover{background:#f1d2d9;color:var(--wine-dark)}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 10px}
    .navbar-toggler:focus{box-shadow:none}
    .navbar-toggler-icon{width:20px;height:20px;background-image:none;position:relative;border-top:2px solid var(--ink)}
    .navbar-toggler-icon:before,.navbar-toggler-icon:after{content:"";position:absolute;width:20px;left:0;border-top:2px solid var(--ink)}
    .navbar-toggler-icon:before{top:6px}.navbar-toggler-icon:after{top:13px}
    .offcanvas{background:var(--paper);max-width:330px}
    .offcanvas-header{border-bottom:1px solid var(--line)}
    .mobile-nav a{display:block;padding:13px 0;border-bottom:1px solid var(--line);font-weight:700}
    .mobile-nav a.active{color:var(--wine-dark)}
    .section{padding:78px 0}.section-sm{padding:44px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--wine-dark)}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--wine)}
    h1,h2,h3{font-weight:800;letter-spacing:-.045em;line-height:1.25}
    h1{font-size:clamp(32px,4vw,50px);margin:14px 0 18px}
    h2{font-size:clamp(27px,3vw,36px);margin:0 0 18px}
    h3{font-size:20px;margin:12px 0 8px}
    .section-copy{max-width:700px;color:var(--muted);line-height:1.85}
    .category-head{padding:52px 0 36px}
    .crumbs{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:18px}
    .crumbs a:hover{color:var(--wine-dark)}
    .crumbs span{color:#b6a7ad}
    .head-layout{display:grid;grid-template-columns:1fr 330px;gap:42px;align-items:end}
    .head-note{background:var(--plum);color:#fff;border-radius:var(--radius-lg);padding:25px;position:relative;overflow:hidden}
    .head-note:after{content:"";position:absolute;width:150px;height:150px;border:25px solid rgba(231,131,99,.22);border-radius:50%;right:-45px;bottom:-55px}
    .head-note strong{display:block;font-size:35px;line-height:1;color:#ffd6dd;margin:12px 0 5px}
    .head-note small{color:#dbcbd1}
    .data-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0;margin-top:26px}
    .data-item{padding:0 20px;border-right:1px solid var(--line)}
    .data-item:first-child{padding-left:0}.data-item:last-child{border:0}
    .data-item b{display:block;font-size:24px;line-height:1.2}.data-item span{font-size:13px;color:var(--muted)}
    .filter-shell{display:grid;grid-template-columns:3fr 9fr;gap:30px;align-items:start}
    .filter-panel{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
    .filter-title{font-weight:800;margin-bottom:16px}
    .filter-group{padding:16px 0;border-top:1px solid var(--line)}
    .filter-group:first-of-type{border-top:0;padding-top:0}
    .filter-label{display:block;font-size:13px;color:var(--muted);font-weight:700;margin-bottom:9px}
    .filter-options{display:flex;flex-wrap:wrap;gap:7px}
    .filter-chip{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:999px;padding:6px 10px;font-size:13px;cursor:pointer;transition:.18s}
    .filter-chip:hover,.filter-chip.selected{background:#f7dce2;border-color:#dfa0ad;color:var(--wine-dark)}
    .filter-select{width:100%;border:1px solid var(--line);border-radius:10px;background:var(--paper);padding:9px 10px;color:var(--ink)}
    .flow-top{display:flex;justify-content:space-between;align-items:end;margin-bottom:16px}
    .result-count{font-size:13px;color:var(--muted)}
    .feature-entry{display:grid;grid-template-columns:1.02fr 1fr;background:var(--plum);color:#fff;border-radius:var(--radius-lg);overflow:hidden;margin-bottom:16px;min-height:250px}
    .cover{position:relative;overflow:hidden;background:linear-gradient(145deg,#6e4557,#c87579 55%,#e7aa82)}
    .cover:before{content:"";position:absolute;width:170px;height:230px;border-radius:50% 50% 12% 12%;background:rgba(38,28,36,.52);left:25%;bottom:-72px;transform:rotate(12deg)}
    .cover:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(38,28,36,.55),transparent 55%)}
    .cover-label{position:absolute;z-index:1;left:16px;bottom:14px;background:rgba(255,255,255,.9);color:var(--plum);border-radius:999px;font-size:12px;font-weight:800;padding:5px 9px}
    .feature-text{padding:28px}.feature-text p{color:#e4d6dc;font-size:14px;line-height:1.75}
    .entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .entry-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s;display:flex;min-height:180px}
    .entry-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(201,79,104,.35)}
    .entry-cover{width:35%;min-width:120px;background:linear-gradient(150deg,#d89091,#86647a);position:relative}
    .entry-cover.alt{background:linear-gradient(150deg,#edb07e,#80566d)}
    .entry-body{padding:18px 16px}.entry-body p{font-size:13px;line-height:1.65;color:var(--muted);margin:7px 0 10px}
    .meta{font-size:12px;color:var(--mauve);display:flex;gap:10px;flex-wrap:wrap}
    .tag{display:inline-flex;border-radius:999px;background:#f5dce2;color:var(--wine-dark);font-size:11px;line-height:1;padding:6px 8px;font-weight:800}
    .observation{display:flex;align-items:center;gap:16px;background:var(--rose);border-left:4px solid var(--coral);padding:18px 20px;border-radius:12px;margin:18px 0;color:var(--ink)}
    .observation strong{white-space:nowrap;color:var(--wine-dark)}
    .pagination{gap:7px;margin-top:25px}.page-link{border:1px solid var(--line);border-radius:9px!important;color:var(--ink);background:#fff;padding:8px 13px}.page-item.active .page-link{background:var(--wine);border-color:var(--wine);color:#fff}.page-link:hover{background:#f7dce2;color:var(--wine-dark)}
    .faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:55px}
    .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
    .accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;font-weight:750;padding:19px 0}
    .accordion-button:after{background-image:none;content:"+";font-size:23px;font-weight:400;color:var(--wine);transform:none}
    .accordion-button:not(.collapsed):after{content:"−"}
    .accordion-body{padding:0 28px 19px 0;color:var(--muted);font-size:15px;line-height:1.85}
    .contact-bar{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px 32px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    footer{background:var(--plum);color:#fff;padding:55px 0 20px}
    .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:45px}
    .footer-copy{color:#cbbbc2;max-width:390px;font-size:14px;margin-top:18px}
    .footer-title{font-weight:800;margin-bottom:12px}.footer-links{display:grid;gap:8px;color:#cbbbc2;font-size:14px}.footer-links a:hover{color:#fff}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:16px;display:flex;justify-content:space-between;color:#a995a0;font-size:12px}
    .modal-content{border:0;border-radius:18px;overflow:hidden}.modal-header{background:var(--plum);color:#fff;border:0}.modal-body{background:var(--paper)}.form-control,.form-select{border:1px solid var(--line);border-radius:11px;padding:11px 13px;background:#fff}.form-control:focus,.form-select:focus{border-color:var(--wine);box-shadow:0 0 0 3px rgba(201,79,104,.15)}
    .form-check-input:checked{background-color:var(--wine);border-color:var(--wine)}
    @media(max-width:991px){.desktop-nav,.site-header>.navbar>.site-container>.btn-main{display:none}.head-layout,.faq-layout{grid-template-columns:1fr}.filter-shell{grid-template-columns:1fr}.filter-panel{position:static}.footer-grid{grid-template-columns:1fr 1fr}.contact-bar{align-items:flex-start;flex-direction:column}}
    @media(max-width:767px){.site-container{width:min(100% - 32px,1280px)}.navbar{min-height:64px}.category-head{padding-top:35px}.data-strip{grid-template-columns:repeat(2,1fr);gap:18px}.data-item{padding:0 10px;border:0}.data-item:first-child{padding-left:0}.feature-entry{grid-template-columns:1fr}.feature-entry .cover{min-height:190px}.entry-grid{grid-template-columns:1fr}.entry-card{min-height:150px}.contact-bar{padding:24px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}}
    @media(max-width:520px){h1{font-size:32px}.section{padding:56px 0}.head-note{padding:20px}.entry-cover{width:112px;min-width:112px}.entry-body{padding:14px 12px}.entry-body h3{font-size:17px}.observation{align-items:flex-start;flex-direction:column;gap:3px}}
    @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
 --ink:#211A20;--plum:#261C24;--wine:#C94F68;--wine-dark:#a63b53;--coral:#E78363;
 --mauve:#8B6B7A;--mint:#3F9B7A;--paper:#F5F1EE;--rose:#EDE4E5;--white:#fff;
 --muted:#746970;--line:rgba(33,26,32,.11);--radius:16px;--radius-lg:22px;
 --shadow:0 10px 30px rgba(55,34,44,.08);--shadow-hover:0 16px 36px rgba(55,34,44,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.78}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(201,79,104,.3);outline-offset:3px}
.site-container{width:min(1280px,calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:1030;background:rgba(245,241,238,.97);border-bottom:1px solid var(--line)}
.site-header .navbar{min-height:72px;padding:0}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.04em;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:31px;height:31px;border-radius:9px;background:var(--plum);color:#fff}
.brand-mark svg{width:18px;height:18px;stroke:currentColor;stroke-width:1.7}
.desktop-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link-custom{padding:8px 12px!important;border-radius:999px;color:var(--muted)!important;font-size:14px;font-weight:650;transition:.2s ease}
.nav-link-custom:hover,.nav-link-custom.active{color:var(--wine-dark)!important;background:#f6dfe4}
.lang-btn{border:1px solid var(--line);background:var(--white);border-radius:999px;padding:7px 11px;color:var(--ink);font-size:13px;font-weight:700;line-height:1.2}
.lang-btn svg{width:14px;margin-left:4px}
.btn-main,.btn-outline,.btn-soft{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:10px 18px;font-weight:750;font-size:15px;transition:.2s ease;border:1px solid transparent}
.btn-main{background:var(--wine);color:#fff}
.btn-main:hover{background:var(--wine-dark);color:#fff;transform:translateY(-1px)}
.btn-outline{border-color:var(--ink);background:transparent;color:var(--ink)}
.btn-outline:hover{background:var(--plum);color:#fff}
.btn-soft{background:#f8e4e8;color:var(--wine-dark)}
.btn-soft:hover{background:#f1d2d9;color:var(--wine-dark)}
.navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 10px}
.navbar-toggler:focus{box-shadow:none}
.navbar-toggler-icon{width:20px;height:20px;background-image:none;position:relative;border-top:2px solid var(--ink)}
.navbar-toggler-icon:before,.navbar-toggler-icon:after{content:"";position:absolute;width:20px;left:0;border-top:2px solid var(--ink)}
.navbar-toggler-icon:before{top:6px}.navbar-toggler-icon:after{top:13px}
.offcanvas{background:var(--paper);max-width:330px}
.offcanvas-header{border-bottom:1px solid var(--line)}
.mobile-nav a{display:block;padding:13px 0;border-bottom:1px solid var(--line);font-weight:700}
.mobile-nav a.active{color:var(--wine-dark)}
.hero{padding:42px 0 34px}
.category-hero{display:grid;grid-template-columns:7fr 5fr;gap:34px;align-items:stretch}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:23px}
.breadcrumb a{color:var(--wine-dark);font-weight:700}
.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--wine-dark)}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--wine)}
h1,h2,h3{letter-spacing:-.045em;line-height:1.25}
h1{font-size:clamp(32px,4.2vw,50px);font-weight:800;margin:14px 0 18px}
h2{font-size:clamp(27px,3vw,36px);font-weight:800}
h3{font-size:20px;font-weight:780}
.hero-copy{max-width:700px;color:var(--muted);font-size:17px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}
.distribution-panel{background:var(--plum);color:#fff;border-radius:var(--radius-lg);padding:27px;position:relative;overflow:hidden;min-height:280px}
.distribution-panel:after{content:"";position:absolute;width:230px;height:230px;right:-68px;bottom:-95px;border:30px solid rgba(231,131,99,.18);border-radius:50%}
.panel-top{display:flex;justify-content:space-between;gap:20px;position:relative;z-index:1}
.panel-label{font-size:13px;color:#d9c7ce}.panel-time{font-size:12px;color:#c7b4bc}
.ring-layout{display:flex;align-items:center;gap:22px;margin-top:30px;position:relative;z-index:1}
.progress-ring{width:126px;height:126px;flex:0 0 126px}
.progress-ring circle{fill:none;stroke-width:10}
.ring-bg{stroke:rgba(255,255,255,.14)}.ring-value{stroke:var(--coral);stroke-linecap:round;stroke-dasharray:276;stroke-dashoffset:72}
.ring-text{font-size:25px;font-weight:800;fill:#fff}.ring-sub{font-size:10px;fill:#d9c7ce}
.distribution-list{width:100%;display:grid;gap:12px}
.dist-row{display:grid;grid-template-columns:70px 1fr 40px;gap:9px;align-items:center;font-size:12px;color:#e7dce0}
.dist-bar{height:7px;background:rgba(255,255,255,.12);border-radius:99px;overflow:hidden}
.dist-bar i{display:block;height:100%;border-radius:99px;background:var(--wine)}.dist-bar.coral i{background:var(--coral)}.dist-bar.mint i{background:var(--mint)}
.notice{margin-top:20px;padding:12px 15px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:13px;color:var(--muted)}
.topic-strip{padding:14px 0 27px;overflow:hidden}
.topic-scroll{display:flex;gap:9px;overflow:auto;padding-bottom:5px}
.topic-pill{display:inline-flex;align-items:center;min-height:39px;white-space:nowrap;border:1px solid var(--line);border-radius:999px;background:#fff;padding:6px 15px;font-size:14px;font-weight:680;transition:.2s}
.topic-pill:hover,.topic-pill.active{border-color:var(--wine);background:#f8e2e6;color:var(--wine-dark)}
.section{padding:64px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}
.section-head p{max-width:570px;color:var(--muted);margin:0}
.content-layout{display:grid;grid-template-columns:3fr 9fr;gap:28px;align-items:start}
.filter-box,.observation,.flow-card,.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 2px 0 rgba(55,34,44,.02)}
.filter-box{padding:21px;position:sticky;top:94px}
.filter-title{font-weight:800;font-size:18px;margin-bottom:17px}
.filter-group{padding:16px 0;border-top:1px solid var(--line)}
.filter-group:first-of-type{border-top:0;padding-top:0}
.filter-group label{display:block;font-size:13px;color:var(--muted);font-weight:700;margin-bottom:8px}
.form-select,.form-control{border-color:var(--line);border-radius:12px;min-height:46px;background-color:#fff;color:var(--ink)}
.form-select:focus,.form-control:focus{border-color:var(--wine);box-shadow:0 0 0 3px rgba(201,79,104,.13)}
.filter-actions{display:flex;gap:8px;margin-top:17px}.filter-actions button{flex:1}
.flow-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:18px}
.flow-card{padding:0;overflow:hidden;transition:.2s ease}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(201,79,104,.35)}
.flow-card.feature{grid-column:1 / -1;display:grid;grid-template-columns:1.05fr 1fr;background:var(--plum);color:#fff}
.cover{min-height:190px;position:relative;background:linear-gradient(145deg,#6f4556 0%,#c87578 52%,#e7a278 100%);overflow:hidden}
.cover:before{content:"";position:absolute;width:180px;height:250px;left:28%;top:-40px;border-radius:50% 50% 42% 42%;background:rgba(38,28,36,.42);transform:rotate(18deg)}
.cover:after{content:"";position:absolute;inset:auto 0 0;height:43%;background:linear-gradient(transparent,rgba(33,26,32,.42))}
.cover.alt{background:linear-gradient(145deg,#39303d,#866277 56%,#d59477)}
.cover.alt:before{width:120px;height:210px;left:51%;background:rgba(246,224,205,.27);transform:rotate(-15deg)}
.cover.warm{background:linear-gradient(145deg,#8d4d56,#d98b6c 60%,#efc09a)}
.cover.warm:before{background:rgba(55,32,42,.35);left:22%}
.cover-label{position:absolute;left:15px;bottom:13px;z-index:1;color:#fff;font-size:12px;font-weight:750}
.flow-card:not(.feature) .card-body{padding:20px}
.feature .card-body{padding:26px}
.card-tag{display:inline-flex;border-radius:999px;background:#f5dce2;color:var(--wine-dark);font-size:12px;line-height:1;padding:7px 9px;font-weight:800}
.feature .card-tag{background:rgba(255,255,255,.14);color:#ffd9e0}
.flow-card h3{margin:14px 0 8px}
.flow-card p{font-size:14px;line-height:1.72;color:var(--muted);margin:0 0 15px}
.feature p{color:#e5d7dc}
.meta{display:flex;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:12px}
.feature .meta{color:#d2c0c8}
.flow-card.list{grid-column:1 / -1;display:flex;align-items:stretch}
.flow-card.list .cover{width:185px;min-height:145px;flex:0 0 185px}
.flow-card.list .card-body{padding:20px 23px}
.observation{padding:21px;margin-top:18px;background:#f8eff0}
.observation h3{margin-top:0}.observation p{font-size:14px;color:var(--muted);margin-bottom:14px}
.observation ul{padding:0;margin:0;list-style:none}.observation li{display:flex;justify-content:space-between;padding:9px 0;border-top:1px solid var(--line);font-size:13px}
.observation strong{color:var(--wine-dark)}
.pagination{margin-top:27px;gap:7px}
.page-link{border:1px solid var(--line);border-radius:10px!important;color:var(--ink);background:#fff;min-width:40px;text-align:center}
.page-link:hover{background:#f8e2e6;color:var(--wine-dark);border-color:var(--wine)}
.page-item.active .page-link{background:var(--wine);border-color:var(--wine)}
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:42px}
.faq-intro p{color:var(--muted);max-width:370px}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;padding:20px 0;font-weight:780;font-size:17px}
.accordion-button:after{background-image:none;content:"+";font-size:25px;font-weight:400;color:var(--wine);transform:none}
.accordion-button:not(.collapsed):after{content:"−"}
.accordion-body{padding:0 0 21px;color:var(--muted);font-size:15px;line-height:1.85}
.low-cta{background:#eadadd;border-radius:var(--radius-lg);padding:34px 38px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.low-cta p{color:var(--muted);margin:7px 0 0}
footer{background:var(--plum);color:#fff;padding:55px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:45px}
.footer-copy{max-width:390px;color:#cbbbc2;font-size:14px;margin:17px 0 0}
.footer-title{font-weight:800;margin-bottom:14px}.footer-links{display:grid;gap:8px;color:#cbbbc2;font-size:14px}.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:42px;padding-top:17px;display:flex;justify-content:space-between;color:#a997a1;font-size:12px}
.modal-content{border:0;border-radius:18px;overflow:hidden}.modal-header{background:var(--plum);color:#fff;border:0}.modal-body{padding:25px}.modal-body p{color:var(--muted);font-size:14px}
@media(max-width:991px){
 .desktop-nav,.site-header>.navbar>.site-container>.btn-main{display:none}
 .category-hero,.content-layout,.faq-layout{grid-template-columns:1fr}
 .filter-box{position:static}
 .flow-grid{grid-template-columns:1fr 1fr}
 .feature{grid-column:1/-1}
 .distribution-panel{min-height:auto}
}
@media(max-width:767px){
 .site-container{width:min(100% - 32px,1280px)}
 .site-header .navbar{min-height:64px}
 .hero{padding-top:28px}
 .section{padding:48px 0}
 .section-head{display:block}.section-head p{margin-top:12px}
 h1{font-size:34px}
 .category-hero{gap:22px}
 .ring-layout{gap:14px}.progress-ring{width:108px;height:108px;flex-basis:108px}
 .flow-grid{grid-template-columns:1fr}
 .flow-card.feature{display:block}
 .flow-card.list{display:flex}
 .flow-card.list .cover{width:125px;min-height:135px;flex-basis:125px}
 .flow-card.list .card-body{padding:15px}
 .low-cta{display:block;padding:26px 22px}.low-cta .btn-main{margin-top:18px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
 .footer-bottom{display:block}.footer-bottom span{display:block;margin-top:5px}
}
@media(max-width:520px){
 .brand{font-size:15px;gap:7px}.brand-mark{width:28px;height:28px}
 .metric-stage{grid-template-columns:1fr 1fr}.metric-main{grid-column:1/-1;grid-row:auto}.trend-card{grid-column:1/-1}
 .panel-top{display:block}.panel-time{display:block;margin-top:5px}
 .flow-card.list .cover{width:112px;flex-basis:112px}
 .flow-card.list h3{font-size:17px}.meta{gap:7px}
 .footer-grid{grid-template-columns:1fr}
 .footer-grid>div:first-child{grid-column:auto}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}