/* roulang page: index */
:root{
      --c-primary:#5B2FE8;
      --c-deep:#171034;
      --c-gradient:linear-gradient(135deg,#171034 0%,#4D1FE0 42%,#9A45F5 78%,#FF7A45 130%);
      --c-action:#FF7A45;
      --c-success:#00C9A7;
      --c-warn:#FFCF5C;
      --c-page:#F6F4FB;
      --c-card:#ffffff;
      --c-border:#E9E4F5;
      --c-text:#241D3A;
      --c-text-2:#6F6886;
      --c-disabled:#AFA9C2;
      --c-hover-line:#7C5CFF;
      --shadow-card:0 6px 16px rgba(23,16,52,.06);
      --shadow-hover:0 16px 32px rgba(91,47,232,.16);
      --radius-lg:24px;
      --radius-md:16px;
      --radius-pill:999px;
      --font-sys:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:var(--font-sys);
      background:var(--c-page);
      color:var(--c-text);
      font-size:15px;
      line-height:1.8;
      -webkit-font-smoothing:antialiased;
    }
    a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
    a:hover{color:#3A17A8;text-decoration:underline}
    img{max-width:100%;height:auto;display:block}
    .container-xl{max-width:1280px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
    .container{max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
    .section{padding:80px 0}
    .section-sm{padding:48px 0}
    .text-soft{color:var(--c-text-2)}
    .text-primary-c{color:var(--c-primary)}
    .text-action-c{color:var(--c-action)}
    .d-none{display:none}
    @media(max-width:767px){.section{padding:56px 0}.container,.container-xl{padding-left:18px;padding-right:18px}}
    /* 按钮组件 */
    .btn{border-radius:var(--radius-pill);padding:10px 24px;font-weight:600;border:1px solid transparent;font-size:15px;transition:all .18s ease}
    .btn:hover{transform:translateY(-2px);text-decoration:none;box-shadow:0 8px 20px rgba(0,0,0,.08)}
    .btn:focus-visible{outline:3px solid rgba(124,92,255,.4);outline-offset:2px}
    .btn-main{background:var(--c-gradient);color:#fff;border:none}
    .btn-main:hover{color:#fff;opacity:.92;box-shadow:0 12px 28px rgba(91,47,232,.28)}
    .btn-warm{background:linear-gradient(135deg,#FF7A45,#F25C8C);border:none;color:#fff}
    .btn-warm:hover{color:#fff;opacity:.9;box-shadow:0 12px 24px rgba(255,122,69,.3)}
    .btn-outline-green{border-color:rgba(255,255,255,.6);color:#fff;background:transparent}
    .btn-outline-green:hover{border-color:#fff;background:rgba(255,255,255,.08);color:#fff}
    .btn-outline-primary{border:1px solid rgba(91,47,232,.3);color:var(--c-primary);background:#fff}
    .btn-outline-primary:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
    .btn-lg{padding:14px 34px;font-size:16px}
    .btn-sm{padding:7px 18px;font-size:14px}
    /* 标签组件 */
    .badge-custom{display:inline-flex;align-items:center;gap:6px;background:#F0EBFB;color:var(--c-primary);border-radius:var(--radius-pill);padding:4px 14px;font-size:13px;font-weight:600}
    .badge-warm{background:#FFF1E8;color:#E25717}
    .badge-success{background:#E5F8F4;color:#009B82}
    .badge-warn{background:#FFF8E5;color:#B27A10}
    .badge-white{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.24)}
    /* 双层导航 */
    .header-main{background:var(--c-deep);}
    .top-nav{min-height:64px;background:transparent}
    .top-nav .navbar-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:800;letter-spacing:.3px}
    .top-nav .navbar-brand:hover{color:#fff;text-decoration:none}
    .brand-icon{width:40px;height:40px;border-radius:14px;background:var(--c-gradient);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(91,47,232,.35)}
    .brand-icon svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
    .top-search{width:320px}
    .search-form{position:relative}
    .search-form .search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--c-text-2)}
    .search-form input{height:42px;border-radius:var(--radius-pill);border:1px solid rgba(255,255,255,.12);background:#fff;padding-left:44px;padding-right:18px;width:100%;font-size:14px;outline:none;transition:box-shadow .2s,border .2s}
    .search-form input:focus{border-color:var(--c-action);box-shadow:0 0 0 4px rgba(255,122,69,.25)}
    .top-links{display:flex;align-items:center;gap:20px;list-style:none;margin:0;padding:0}
    .top-links a{color:rgba(255,255,255,.92);font-size:14px;font-weight:500;text-decoration:underline;text-decoration-color:rgba(255,255,255,.3);text-underline-offset:4px}
    .top-links a:hover{color:var(--c-action);text-decoration-color:var(--c-action)}
    .nav-channel{min-height:50px;position:sticky;top:0;z-index:1020;background:var(--c-deep);border-top:1px solid rgba(255,255,255,.06);padding-top:8px;padding-bottom:8px}
    .channel-list{display:flex;gap:6px;list-style:none;margin:0;padding:0;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none;white-space:nowrap}
    .channel-list::-webkit-scrollbar{display:none}
    .channel-list li{flex:0 0 auto}
    .channel-list li a{display:inline-flex;align-items:center;gap:6px;padding:6px 18px;border-radius:var(--radius-pill);color:rgba(255,255,255,.82);font-size:15px;font-weight:500;background:transparent;transition:background .18s,color .18s}
    .channel-list li a i{font-size:14px}
    .channel-list li a:hover{background:rgba(255,255,255,.1);color:#fff;text-decoration:none}
    .channel-list li a.active{background:#fff;color:var(--c-primary);font-weight:600;box-shadow:0 4px 14px rgba(0,0,0,.16)}
    @media(min-width:768px){.channel-list li a{padding:7px 20px}}
    /* Hero */
    .hero-section{background:var(--c-deep);position:relative;overflow:hidden;color:#fff}
    .hero-section::before{content:"";position:absolute;width:720px;height:520px;right:-120px;top:-120px;background:radial-gradient(circle,rgba(154,69,245,.45),rgba(255,122,69,.16) 55%,transparent 75%);pointer-events:none}
    .hero-section::after{content:"";position:absolute;width:360px;height:360px;left:-140px;bottom:-140px;background:radial-gradient(circle,rgba(79,45,225,.4),transparent 65%);pointer-events:none}
    .hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:48px;align-items:center;padding-top:56px;padding-bottom:80px;z-index:2}
    .hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:6px 16px;font-size:13px;color:rgba(255,255,255,.88);font-weight:500}
    .hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--c-success);box-shadow:0 0 8px var(--c-success)}
    .hero-section h1{font-size:clamp(26px,4vw,38px);font-weight:800;line-height:1.3;margin:20px 0 18px;letter-spacing:.01em}
    .hero-section .lead-text{font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.75);max-width:520px;margin-bottom:30px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
    .hero-mask-frame{position:relative;display:flex;justify-content:center}
    .mask-screen{width:270px;border-radius:44px;background:#0d0824;border:1px solid rgba(255,255,255,.16);padding:12px;box-shadow:0 30px 80px rgba(0,0,0,.45),0 0 0 1px rgba(92,58,255,.2);position:relative}
    .mask-screen::before{content:"";display:block;width:80px;height:6px;border-radius:99px;background:rgba(255,255,255,.14);margin:0 auto 14px}
    .mask-screen-inner{background:#140D28;border-radius:30px;overflow:hidden;padding:18px;min-height:440px;position:relative}
    .mask-screen-inner .screen-widgets{border-radius:20px;background:#fff;padding:22px 20px;margin-top:6px}
    .widget-line{height:34px;border-radius:10px;background:#F0EDFA;margin-bottom:14px;position:relative}
    .widget-line::after{content:"";position:absolute;right:10px;top:50%;transform:translateY(-50%);width:20px;height:20px;border-radius:50%;background:#DCD4F5}
    .widget-input{border:1px solid #e6deff;border-radius:12px;height:44px;display:flex;align-items:center;padding:0 14px;color:#BBB0DB;font-size:11px;margin-bottom:13px;background:#FCFBFF}
    .widget-slider{margin:18px 0;padding:0 18px}
    .widget-slider .slider-track{height:34px;border-radius:999px;background:linear-gradient(90deg,#E2D9FF,#F5EFF8);display:flex;justify-content:flex-end;align-items:center;padding-right:4px}
    .widget-slider .slider-knob{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,#FF7A45,#F25C8C);box-shadow:0 2px 8px rgba(255,122,69,.4)}
    .widget-btn-row{display:flex;justify-content:space-between;margin-top:16px}
    .widget-btn-round{width:128px;height:42px;border-radius:999px;background:var(--c-gradient);color:#fff;font-size:12px}
    .widget-icon-center{display:flex;align-items:center;justify-content:center;gap:8px;padding:22px 0 4px}
    .widget-icon-center i{font-size:28px;color:var(--c-primary)}
    .phone-shell-note{font-size:12px;color:rgba(255,255,255,.46);text-align:center;margin-top:14px}
    .hero-stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;justify-content:center;width:100%}
    .hero-stat-badge{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);padding:12px 16px;display:flex;flex-direction:column;align-items:center;min-width:94px;backdrop-filter:blur(4px)}
    .hero-stat-badge .num{font-weight:800;font-size:21px;color:#fff;font-variant-numeric:tabular-nums}
    .hero-stat-badge .lbl{font-size:11.5px;color:rgba(255,255,255,.58);margin-top:2px;line-height:1.4;text-align:center}
    .hero-stat-badge.warm .num{color:var(--c-action)}
    .hero-stat-badge.green .num{color:var(--c-success)}
    @media(max-width:991px){
      .hero-inner{grid-template-columns:1fr;padding-top:40px;padding-bottom:56px;gap:40px;}
      .hero-mask-frame{margin-top:10px}
    }
    @media(max-width:575px){
      .mask-screen{width:230px;}
      .mask-screen-inner{min-height:340px;padding:12px}
      .screen-widgets{padding:14px}
      .hero-mask-frame{transform:scale(.92);margin-top:-12px}
    }
    /* 数据信任条 */
    .trust-bar{margin-top:-30px;position:relative;z-index:5}
    .trust-inner{background:var(--c-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);border:1px solid var(--c-border);padding:20px 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .trust-item{display:flex;align-items:center;gap:15px;padding:12px 10px}
    .trust-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0;background:#F1EDFB;color:var(--c-primary)}
    .trust-item.t1 .trust-icon{background:#FFF2EB;color:#EB5A28}
    .trust-item.t2 .trust-icon{background:#E6F9F5;color:#00937C}
    .trust-item.t3 .trust-icon{background:#F0EDFB}
    .trust-item.t4 .trust-icon{background:#FFF6DF;color:#D29400}
    .trust-item .tt{font-size:15px;font-weight:800;line-height:1.2;font-variant-numeric:tabular-nums}
    .trust-item .ts{font-size:12.5px;color:var(--c-text-2);line-height:1.4}
    .trust-item .ts small{display:block;font-size:11px;color:var(--c-disabled)}
    @media(max-width:991px){.trust-inner{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:567px){.trust-inner{grid-template-columns:1fr;gap:4px;padding:16px;}.trust-item{padding:6px 0}}
    /* 区块标题 */
    .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:30px}
    .sec-head .left{display:flex;align-items:center;gap:12px}
    .sec-head .ornament{width:5px;height:30px;border-radius:6px;background:var(--c-gradient);display:inline-block}
    .sec-head h2{font-size:clamp(22px,2.4vw,28px);font-weight:800;color:var(--c-text);line-height:1.4;margin:0}
    .sec-head .subtitle{font-family:var(--font-sys);color:var(--c-text-2);font-size:14px}
    .sec-head .subtitle small{display:block;font-size:12px;color:var(--c-disabled);line-height:1.5}
    .sec-more{color:var(--c-primary);font-weight:500;font-size:14px;display:inline-flex;align-items:center;gap:6px}
    .sec-more:hover{color:var(--c-action);text-decoration:none}
    @media(max-width:576px){.sec-head{flex-direction:column;align-items:flex-start}.sec-head h2{font-size:21px}}
    /* 内容卡片样式 */
    .article-card{overflow:hidden;background:var(--c-card);border-radius:var(--radius-lg);border:1px solid var(--c-border);box-shadow:var(--shadow-card);transition:box-shadow .2s ease,transform .2s ease}
    .article-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
    .article-cover{display:block;overflow:hidden;aspect-ratio:16/9;background:#efeaf8}
    .article-cover img,.article-cover .img-holder{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}
    .article-card:hover .article-cover img{transform:scale(1.04)}
    .article-body{padding:20px}
    .article-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-2);margin-bottom:10px;flex-wrap:wrap}
    .article-meta i{font-size:13px;color:var(--c-disabled)}
    .article-title{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:8px}
    .article-title a{color:var(--c-text);text-decoration:none}
    .article-title a:hover{color:var(--c-primary);text-decoration:none}
    .article-desc{font-size:14px;color:var(--c-text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
    .article-tag{font-size:12px;font-weight:600;border-radius:99px;padding:3px 12px;display:inline-block}
    .tag-purple{background:#F0EBFB;color:var(--c-primary)}
    .tag-orange{background:#FFF1E8;color:#E95F2B}
    .tag-green{background:#E4F8F4;color:#009B82}
    .card-sm-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border-radius:var(--radius-md);padding:16px;border:1px solid var(--c-border);transition:box-shadow .18s ease}
    .card-sm-item:hover{box-shadow:0 8px 22px rgba(91,47,232,.05)}
    .card-sm-item .item-cover{width:88px;height:64px;border-radius:10px;object-fit:cover;flex-shrink:0}
    .card-sm-item .item-title{font-size:14.5px;font-weight:600;line-height:1.45;color:var(--c-text);transition:color .2s}
    .card-sm-item:hover .item-title{color:var(--c-primary)}
    .card-sm-item .item-date{font-size:12px;color:var(--c-text-2);margin-top:6px}
    /* 爆款片段区 */
    .fragments-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .frag-main-card{height:100%;}
    .frag-main-card .capture{height:300px;overflow:hidden;background:var(--c-deep);position:relative}
    .frag-mini-card{display:flex;gap:18px;align-items:center;background:#fff;border-radius:var(--radius-lg);border:1px solid var(--c-border);box-shadow:var(--shadow-card);padding:14px 18px;margin-bottom:14px;transition:all .2s ease}
    .frag-mini-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
    .frag-mini-card .mini-poster{width:120px;height:76px;border-radius:12px;overflow:hidden;flex-shrink:0;position:relative;background:#d9cdfc}
    .frag-mini-card .mini-poster img,.frag-mini-card .mini-poster .img-holder{width:100%;height:100%;object-fit:cover}
    .frag-mini-card .mini-poster i{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);color:#fff;background:rgba(0,0,0,.25);width:34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid rgba(255,255,255,.4);font-size:13px}
    .frag-mini-card .mini-info{flex:1;min-width:0}
    .frag-menu-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
    .frag-menu-title .txt-title{font-size:16px;font-weight:700;margin-bottom:6px}
    .frag-menu-title .txt-title a{color:var(--c-text)}
    .frag-menu-title .txt-title a:hover{color:var(--c-primary)}
    .frag-stats{color:var(--c-disabled);font-size:13px;display:flex;gap:14px}
    .frag-stats i{font-size:13px}
    @media(max-width:991px){.fragments-wrap{grid-template-columns:1fr}}
    /* 种草清单区 */
    .categorybg{background:#fff;padding:46px 0;border-radius:30px;box-shadow:0 4px 18px rgba(0,0,0,.02);position:relative}
    .checklist-wrap{max-width:860px;margin:0 auto;padding:0 14px}
    .check-item{display:flex;gap:16px;padding:16px 0;border-bottom:1px dashed #E1DAFF;align-items:center}
    .check-item:last-child{border-bottom:none}
    .check-num{width:40px;height:40px;flex-shrink:0;background:linear-gradient(135deg,#171034,#4D1FE0);color:#fff;border-radius:14px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px}
    .check-content{flex:1;min-width:0}
    .check-content .check-title{font-size:16.5px;font-weight:700;color:var(--c-text);margin-bottom:2px;letter-spacing:.2px}
    .check-content .check-desc{font-size:14px;color:var(--c-text-2);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .check-action{margin-left:18px;flex-shrink:0}
    .check-action a{display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(91,47,232,.24);color:var(--c-primary);padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;transition:all .18s}
    .check-action a:hover{background:var(--c-primary);color:#fff}
    @media(max-width:767px){.check-item{flex-wrap:wrap}.check-action{margin-left:auto;margin-top:4px}}
    /* 口碑条 */
    .review-area{background:linear-gradient(115deg,#F1EBFC 0%,#F7F4FC 45%,#FFF1E8 100%);padding:50px 0}
    .rating-holder{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin-bottom:28px}
    .score-arc{width:96px;height:96px}
    .score-tags{display:flex;flex-wrap:wrap;gap:10px}
    .score-tags span{background:#fff;border-radius:99px;padding:6px 16px;font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:6px;border:1px solid #efe5f5;color:var(--c-text)}
    .review-hscroll{display:flex;gap:16px;overflow-x:auto;padding-bottom:14px;-ms-overflow-style:none;scrollbar-width:none}
    .review-hscroll::-webkit-scrollbar{display:none}
    .review-card{flex:0 0 280px;background:rgba(255,255,255,.9);border-radius:22px;border:1px solid rgba(255,255,255,.86);box-shadow:var(--shadow-card);padding:18px}
    .review-card .stars{color:#F7B644;font-size:15px;margin-bottom:8px;letter-spacing:2px}
    .review-card p{font-size:14px;color:var(--c-text);line-height:1.7;margin-bottom:8px;min-height:64px}
    .review-card .reviewer{font-size:13px;color:var(--c-text-2);display:flex;align-items:center;gap:6px}
    .review-card .reviewer .avatar{width:28px;height:28px;border-radius:50%;background:var(--c-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}
    /* 资讯区 */
    .news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
    .news-left-main{grid-row:span 2;display:flex}
    .news-left-main .article-card{width:100%;display:flex;flex-direction:column}
    .news-left-main .article-cover{aspect-ratio:16/10;flex:none}
    .news-left-main .article-title{font-size:19px}
    .news-item-list{display:flex;flex-direction:column;gap:12px}
    .news-item{display:flex;background:#fff;border:1px solid var(--c-border);border-radius:var(--radius-md);padding:16px;gap:14px;align-items:center}
    .news-item .ni-date{font-size:13px;color:var(--c-disabled);margin-top:6px}
    .news-item .ni-cat{font-size:12px;background:#F0EBFB;color:var(--c-primary);border-radius:99px;padding:2px 10px}
    .news-item .ni-arrow{margin-left:auto;font-size:18px;color:var(--c-primary);flex-shrink:0;background:#F6F3FE;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%}
    .news-item .ni-main{min-width:0}
    .empty-tip{background:#faf9fe;border:1px dashed #d9d0f0;border-radius:var(--radius-md);padding:28px;text-align:center;color:var(--c-text-2);font-size:14px}
    @media(max-width:767px){.news-grid{grid-template-columns:1fr}}
    /* FAQ */
    .faq-col{max-width:850px}
    .accordion-item{background:#fff;border-radius:16px !important;border:1px solid var(--c-border) !important;box-shadow:var(--shadow-card);margin-bottom:14px;overflow:hidden}
    .accordion-item .accordion-header .accordion-button{border-radius:0;padding:14px 18px 14px 14px;background:#fff !important;color:var(--c-text) !important;box-shadow:none !important;font-weight:700;border:none;font-size:15.5px;gap:12px}
    .accordion-button::after{display:none}
    .accordion-button .aw-icon{width:28px;color:var(--c-primary);background:#F0EBFB;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;transition:all .25s ease;flex-shrink:0}
    .accordion-button:not(.collapsed) .aw-icon{transform:rotate(45deg);background:var(--c-primary);color:#fff}
    .accordion-body{background:#FBFAFF;padding:16px 22px;font-size:14.5px;line-height:1.8;color:var(--c-text-2)}
    /* CTA */
    .cta-panel{background:var(--c-deep);padding:48px 42px;border-radius:30px;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap}
    .cta-panel h3{font-size:22px;font-weight:800;color:#fff;line-height:1.5;margin:0 0 8px}
    .cta-panel p{color:rgba(255,255,255,.72);font-size:15px}
    .cta-panel .btn-con{display:flex;gap:14px;flex-wrap:wrap}
    /* 新 footer */
    .footer-whole{background:var(--c-deep);color:#a39dbb;padding-top:58px;margin-top:-2px;}
    .footer-whole a{color:#a39dbb;transition:all .2s}
    .footer-whole a:hover{color:#fff}
    .footer-brand p{color:#8d86ab;font-size:13.5px;max-width:330px;line-height:1.8}
    .footer-title{color:#fff;font-weight:700;height:30px;display:flex;align-items:center;font-size:16px;margin-bottom:16px}
    .footer-whole ul{list-style:none;padding:0;margin:0}
    .footer-whole ul li{margin-bottom:10px;font-size:14px}
    .footer-copy{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;margin-top:44px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;color:#6f6890;font-size:13px}
    .footer-copy a{color:#6f6890;font-size:13px}
    .back-to-top{display:inline-flex;align-items:center;gap:5px;border:1px solid rgba(255,255,255,.16);padding:7px 14px;border-radius:999px;font-size:13px;background:transparent;color:#c9c0eb}
    @media(max-width:767px){.cta-panel{padding:30px 18px}}
    @media(max-width:991px){.footer-col{margin-bottom:24px}}
    .page-404{background:#fff;padding:50px 0;border-radius:30px}
    .backpic-bg{background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;}
    .gfont-num{font-variant-numeric:tabular-nums}

/* roulang page: article */
:root{
    --brand:#5B2FE8;
    --brand-deep:#171034;
    --brand-mid:#4D1FE0;
    --brand-high:#9A45F5;
    --action:#FF7A45;
    --action-2:#F25C8C;
    --ok:#00C9A7;
    --warn:#FFCF5C;
    --page:#F6F4FB;
    --paper:#FFFDF9;
    --ink:#241D3A;
    --muted:#6F6886;
    --line:#E9E4F5;
    --line-soft:#E1DAFF;
    --shadow:0 8px 18px rgba(23,16,52,.07);
    --shadow-hover:0 18px 34px rgba(91,47,232,.16);
    --radius-card:24px;
    --radius-small:16px;
    --radius-pill:999px;
    --gutter-mobile:48px;
    --gutter-desktop:84px;
    --font-base:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:var(--font-base);
    background:var(--page);
    color:var(--ink);
    font-size:15.5px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,opacity .18s ease}
a:hover{color:#3A17A8;text-decoration:underline}
img{max-width:100%;height:auto;display:block}
ul,ol,.list-unstyled{padding-left:0}
h1,h2,h3,h4,h5,h6{line-height:1.4;font-weight:800;color:var(--ink)}
:focus-visible{outline:3px solid rgba(255,122,69,.4);outline-offset:2px;border-radius:6px}
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
    border-radius:var(--radius-pill);font-weight:700;
    padding:.66rem 1.25rem;border:1px solid transparent;transition:all .18s ease;
}
.btn:hover{transform:translateY(-2px);text-decoration:none;box-shadow:var(--shadow-hover)}
.btn-warm{
    background:var(--action);border-color:var(--action);color:#fff;
}
.btn-warm:hover{background:#ff8c61;border-color:#ff8c61;color:#fff}
.btn-deep{
    background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;
}
.btn-deep:hover{background:var(--brand-mid);border-color:var(--brand-mid);color:#fff}
.btn-outline-deep{
    background:transparent;border-color:rgba(91,47,232,.45);color:var(--brand-mid);
}
.btn-outline-deep:hover{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary{
    background:var(--brand);border-color:var(--brand);color:#fff;
}
.btn-primary:hover{background:var(--brand-mid);border-color:var(--brand-mid);color:#fff}
.site-container{
    width:min(1200px, 100%);
    margin-inline:auto;
    padding-inline:24px;
}
@media (max-width:640px){.site-container{padding-inline:16px}}

/* ---------- Header ---------- */
.header-main{position:relative;z-index:1050}
.top-nav{
    position:sticky;top:0;z-index:1050;
    min-height:70px;
    background:var(--brand-deep);
    box-shadow:0 6px 16px rgba(23,16,52,.14);
}
.top-nav .navbar-brand{
    display:inline-flex;align-items:center;gap:.7rem;
    color:#fff;font-weight:800;letter-spacing:.2px;font-size:18px;
    transition:opacity .18s ease;
}
.top-nav .navbar-brand:hover{opacity:.9;text-decoration:none}
.brand-icon{
    width:42px;height:42px;border-radius:15px;
    background:linear-gradient(135deg,#FF7A45 0%,#9A45F5 100%);
    display:inline-flex;align-items:center;justify-content:center;
    box-shadow:0 4px 10px rgba(255,122,69,.3);
    flex:0 0 42px;
}
.brand-icon svg{width:23px;height:23px;fill:#fff}
.top-search{flex:1;max-width:370px}
.search-form{
    position:relative;display:flex;align-items:center;
    border-radius:var(--radius-pill);
    background:#fff;
    padding-left:2.4rem;height:42px;
    box-shadow:0 4px 14px rgba(0,0,0,.16);
    border:1px solid rgba(255,255,255,.35);
    transition:box-shadow .18s ease,border-color .18s ease;
}
.search-form .search-icon{position:absolute;left:1rem;color:#9b92bb;font-size:.95rem;line-height:1}
.search-form input{
    flex:1;border:0;background:transparent;color:var(--ink);
    font-size:.92rem;padding-right:1rem;min-width:0;
}
.search-form input::placeholder{color:#B4ADCB}
.search-form input:focus{outline:none}
.search-form:focus-within{
    border-color:var(--action);
    box-shadow:0 0 0 4px rgba(255,122,69,.2);
}
.top-links{
    list-style:none;display:flex;align-items:center;gap:1.2rem;margin:0;padding:0;white-space:nowrap;
}
.top-links a{
    color:rgba(255,255,255,.86);font-size:.92rem;font-weight:600;
    border-bottom:1px solid transparent;padding-bottom:1px;
}
.top-links a:hover{color:#fff;border-color:var(--action);text-decoration:none}
.btn-warm.btn-sm{padding:.38rem .95rem;font-size:.86rem;font-weight:700}
@media (max-width:991.98px){
    .top-nav .navbar-brand .d-flex span:last-child{display:none}
}
@media (max-width:767.98px){
    .top-nav{min-height:62px}
    .top-search{display:none}
    .brand-icon{width:38px;height:38px;border-radius:13px;flex-basis:38px}
    .top-nav .navbar-brand{font-size:16px}
}
@media (max-width:420px){
    .navbar-brand .d-block small{display:none}
}

/* ---------- Main article area ---------- */
.article-page{
    padding:42px 0 var(--gutter-desktop);
    background:
        radial-gradient(circle at 85% 2%, rgba(154,69,245,.08), transparent 20%),
        var(--page);
}
.breadcrumb-lite{
    display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;
    margin-bottom:26px;font-size:.86rem;color:var(--muted);
}
.breadcrumb-lite a{
    color:var(--muted);border-bottom:1px solid transparent;
}
.breadcrumb-lite a:hover{color:var(--brand);border-color:var(--brand);text-decoration:none}
.breadcrumb-lite .sep{color:#C9C1DE}
.article-layout{
    display:grid;
    grid-template-columns:minmax(0,1fr) 300px;
    gap:36px;
    align-items:start;
}
.article-main{
    background:#fff;
    border-radius:var(--radius-card);
    padding:42px 44px 40px;
    border:1px solid var(--line);
    box-shadow:var(--shadow);
    position:relative;
    overflow:hidden;
}
.article-main::before{
    content:"";
    position:absolute;left:0;top:0;width:100%;height:5px;
    background:linear-gradient(90deg,var(--brand),var(--brand-high) 50%,var(--action));
}
.article-eyebrow{
    display:flex;flex-wrap:wrap;align-items:center;gap:1rem;
    font-size:.85rem;color:var(--muted);margin-bottom:18px;
    padding-bottom:14px;border-bottom:1px dashed var(--line-soft);
}
.article-eyebrow .article-cat{
    display:inline-flex;align-items:center;gap:.35rem;
    background:rgba(91,47,232,.09);color:var(--brand-mid);
    padding:.3rem .8rem;border-radius:var(--radius-pill);font-weight:700;
}
.article-eyebrow time{color:var(--muted)}
.article-title{
    font-size:clamp(27px,3vw,38px);
    font-weight:900;
    line-height:1.28;
    color:var(--brand-deep);
    margin:0 0 18px;
    letter-spacing:.2px;
}
.article-lead{
    font-size:1.02rem;line-height:1.9;color:var(--muted);
    padding-left:16px;border-left:4px solid var(--action);
    margin-bottom:28px;
}
.article-figure{
    position:relative;margin-bottom:30px;border-radius:var(--radius-small);overflow:hidden;
}
.article-figure img{
    width:100%;height:auto;
    aspect-ratio:16/7;
    object-fit:cover;
}
.figure-badge{
    position:absolute;left:14px;bottom:14px;
    background:rgba(23,16,52,.68);color:#fff;
    padding:.2rem .7rem;border-radius:var(--radius-pill);
    font-size:.75rem;letter-spacing:.5px;
    backdrop-filter:blur(6px);
    border:1px solid rgba(255,255,255,.25);
}
.article-content-divider{
    border:0;height:1px;background:var(--line);
    margin:30px 0;
}

/* ---------- CMS Content ---------- */
.cms-content{
    font-size:1.05rem;line-height:1.95;color:#2E2746;
    word-break:break-word;
}
.cms-content p{margin:0 0 1.6em}
.cms-content h2{
    font-size:1.45rem;font-weight:800;line-height:1.5;
    margin:2.1em 0 .9em;
    padding-left:14px;border-left:5px solid var(--brand);
    border-radius:4px;
}
.cms-content h3{
    font-size:1.2rem;font-weight:800;margin:1.8em 0 .65em;
    padding-left:.5rem;
}
.cms-content ul,.cms-content ol{margin:0 0 1.8em;padding-left:1.5rem}
.cms-content li{margin-bottom:.55em}
.cms-content ul>li::marker{color:var(--brand)}
.cms-content ol>li::marker{color:var(--action);font-weight:700}
.cms-content img{
    border-radius:16px;margin:30px auto;box-shadow:0 10px 24px rgba(23,16,52,.13);
}
.cms-content a{border-bottom:1px solid var(--brand);font-weight:600}
.cms-content a:hover{border-color:var(--action);text-decoration:none;color:var(--action)}
.cms-content blockquote{
    border-left:4px solid var(--brand-high);
    background:#FAF7FF;
    margin:1.8em 0;padding:18px 22px;border-radius:0 16px 16px 0;
}
.cms-content table{
    width:100%;border-collapse:collapse;margin:1.6em 0;border:1px solid var(--line);
}
.cms-content th,.cms-content td{
    border:1px solid var(--line);padding:.7rem .9rem;text-align:left;
}
.cms-content th{background:#F4F0FF;font-weight:800}
@media (max-width:767px){
    .article-main{padding:28px 22px 26px}
    .article-title{font-size:28px}
    .cms-content table{display:block;overflow-x:auto;white-space:nowrap}
}

/* ----- article bottom tags ----- */
.article-tags{
    display:flex;flex-wrap:wrap;gap:.55rem;align-items:center;
    border-top:1px dashed var(--line-soft);
    padding-top:24px;margin-top:12px;
}
.article-tags .tags-caption{
    color:var(--muted);font-size:.85rem;margin-right:.3rem;
}
.post-tag{
    display:inline-block;
    background:#F5F2FF;
    color:var(--brand-mid);
    border:1px solid #DDD3FF;
    border-radius:var(--radius-pill);
    font-size:.8rem;font-weight:600;
    padding:.3rem .85rem;
}
.post-tag:hover{background:var(--brand);color:#fff}
.article-safe-note{
    background:#FFF8F3;
    border:1px solid #FFE2D2;
    border-radius:16px;
    padding:14px 18px;
    font-size:.9rem;color:#6B513F;
    margin-top:26px;
}
.article-safe-note i{color:var(--action)}

/* ----- article aside ----- */
.article-aside{
    position:sticky;top:104px;display:flex;flex-direction:column;gap:24px;
}
.side-card{
    background:#fff;border:1px solid var(--line);
    border-radius:20px;padding:22px 20px;box-shadow:0 6px 16px rgba(23,16,52,.05);
}
.side-card .side-title{
    display:flex;align-items:center;gap:.6rem;
    font-size:1rem;font-weight:800;margin:0 0 16px;
}
.side-card .side-title::after{
    content:"";flex:1;height:1px;
    background:linear-gradient(90deg,var(--line-soft),transparent);
}
.aside-list{list-style:none;padding:0;margin:0}
.aside-list li{
    display:flex;gap:.6rem;align-items:flex-start;
    padding:.62rem 0;border-bottom:1px dashed var(--line);
    color:var(--muted);font-size:.88rem;
}
.aside-list li:last-child{border-bottom:0}
.aside-list i{color:var(--brand-high);line-height:1.5}
.mini-card-list{display:flex;flex-direction:column;gap:14px}
.mini-card-link{
    display:flex;gap:12px;align-items:center;
    background:#FAF8FE;border:1px solid var(--line);
    border-radius:16px;padding:.6rem;
    transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.mini-card-link:hover{
    transform:translateY(-2px);box-shadow:var(--shadow);
    text-decoration:none;border-color:var(--brand-high);
}
.mini-card-link img{
    width:62px;height:50px;object-fit:cover;border-radius:10px;flex:0 0 62px;
}
.mini-card-link span{font-size:.82rem;font-weight:700;color:var(--ink);line-height:1.5}
.mini-card-link small{display:block;color:var(--muted);font-size:.76rem;font-weight:500;margin-top:.15rem}
.jump-panel{display:flex;flex-direction:column;gap:.6rem}
.jump-pill{
    display:flex;align-items:center;gap:.5rem;
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    padding:.55rem .8rem .55rem 1.15rem;
    font-weight:700;font-size:.9rem;color:var(--ink);
    transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.jump-pill i{margin-left:auto;font-size:.8rem;color:var(--muted)}
.jump-pill:hover{
    background:var(--brand);border-color:var(--brand);color:#fff;
    text-decoration:none;transform:translateX(4px);
}
.jump-pill:hover i{color:#fff}
@media (max-width:1199px){
    .article-aside{display:none}
}

/* ---------- Related / return / CTA ---------- */
.section-spacing{padding-bottom:var(--gutter-desktop)}
.section-head{
    display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;
    gap:1rem;margin-bottom:24px;
}
.section-eyebrow{
    font-size:.8rem;font-weight:800;letter-spacing:2px;text-transform:uppercase;
    color:var(--action);margin:0 0 .35rem;
}
.section-title{
    font-size:clamp(23px,2.4vw,30px);font-weight:900;color:var(--brand-deep);
}
.section-sub{color:var(--muted);font-size:.95rem;max-width:640px}
.section-link{
    color:var(--brand-mid);font-weight:700;font-size:.9rem;
}
.related-grid{
    display:grid;gap:22px;
    grid-template-columns:repeat(3,minmax(0,1fr));
}
.related-card{
    background:#fff;border:1px solid var(--line);
    border-radius:22px;overflow:hidden;box-shadow:var(--shadow);
    transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.related-card:hover{
    transform:translateY(-5px);box-shadow:var(--shadow-hover);
}
.related-card .card-img{
    position:relative;display:block;overflow:hidden;
}
.related-card .card-img img{
    width:100%;aspect-ratio:16/8;object-fit:cover;
    transition:transform .3s ease;
}
.related-card:hover .card-img img{transform:scale(1.035)}
.related-card .card-body{padding:16px 18px 18px}
.related-card .meta-line{
    display:flex;align-items:center;flex-wrap:wrap;gap:.45rem;
    color:var(--muted);font-size:.76rem;margin-bottom:.55rem;
}
.related-card .meta-line .badge-soft{
    background:#F1EDFF;color:var(--brand-mid);border-radius:99px;
    padding:.14rem .6rem;font-weight:700;
}
.related-card h3{
    font-size:1.03rem;line-height:1.55;font-weight:800;margin:0;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-card h3 a{color:var(--ink)}
.related-card h3 a:hover{color:var(--brand);text-decoration:none}
.related-card .card-excerpt{
    font-size:.88rem;color:var(--muted);line-height:1.8;
    margin:.6rem 0 0;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.return-strip{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:center;
    gap:1rem;background:#fff;border:1px dashed #D8CDF5;
    border-radius:22px;padding:22px 26px;margin-top:36px;
}
.return-strip span{color:var(--muted)}
.article-cta{
    background:var(--brand-deep);
    border-radius:28px;
    padding:42px 40px;
    color:#fff;
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
    position:relative;overflow:hidden;
}
.article-cta::after{
    content:"";position:absolute;right:-90px;top:-90px;width:260px;height:260px;
    background:linear-gradient(135deg,var(--brand-high),var(--action));
    opacity:.3;filter:blur(12px);border-radius:50%;
}
.article-cta h2{color:#fff;margin:0 0 .5rem;font-weight:900}
.article-cta p{color:rgba(255,255,255,.8);margin:0;font-size:.96rem}
.article-cta .btn{position:relative;z-index:1}
@media (max-width:991px){
    .related-grid{grid-template-columns:1fr 1fr}
    .article-cta{padding:32px 24px}
}
@media (max-width:640px){
    .related-grid{grid-template-columns:1fr}
    .return-strip{flex-direction:column;text-align:center}
}

/* ---------- FAQ ---------- */
.faq-block{
    padding:var(--gutter-desktop) 0;
    background:linear-gradient(180deg,#F2EEFC 0%,#F6F4FB 100%);
}
.faq-layout{
    display:grid;grid-template-columns:minmax(0,1fr) 320px;
    gap:36px;align-items:start;
}
.faq-well .accordion-item{
    background:#fff;
    border:1px solid var(--line);
    border-radius:18px!important;
    margin-bottom:14px;
    overflow:hidden;
    box-shadow:0 5px 12px rgba(23,16,52,.05);
}
.faq-well .accordion-header{margin:0}
.faq-well .accordion-button{
    border-radius:18px!important;
    padding:18px 22px;
    font-size:1rem;font-weight:800;color:var(--ink);
    background:#fff;box-shadow:none;
}
.faq-well .accordion-button:not(.collapsed){
    background:#F8F6FF;
    color:var(--brand-deep);
    box-shadow:inset 0 -1px 0 var(--line);
}
.faq-well .accordion-button:focus{box-shadow:0 0 0 4px rgba(91,47,232,.15)}
.faq-well .accordion-button::after{
    width:1.15rem;height:1.15rem;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 16 16'%3E%3Cpath fill='%235B2FE8' d='M8 1a7 7 0 1 0 0 14A7 7 0 0 0 8 1Zm1 7h2v1H9v2H8V9H6V8h2V6h1v2Z'/%3E%3C/svg%3E");
    background-size:contain;background-position:center;background-repeat:no-repeat;
    filter:none;
}
.faq-well .accordion-button:not(.collapsed)::after{
    transform:rotate(45deg);
}
.faq-well .accordion-body{
    padding:10px 22px 22px;background:#FBFAFF;
    color:var(--muted);font-size:.95rem;line-height:1.9;
}
.faq-well .accordion-body ul{padding-left:1.1rem}
.faq-well .accordion-body li{color:var(--muted)}
.faq-aside-card{
    background:#fff;border:1px solid var(--line);border-radius:22px;
    padding:24px 22px;box-shadow:var(--shadow);position:sticky;top:104px;
}
.faq-aside-card .side-title{font-weight:900;display:flex;align-items:center;gap:.5rem}
.faq-aside-list{list-style:none;padding:0;margin:14px 0 0}
.faq-aside-list li{
    display:flex;gap:.6rem;align-items:flex-start;
    border-top:1px dashed var(--line);
    padding:11px 0;font-size:.87rem;color:var(--ink);
}
.faq-aside-list li .dot{
    width:8px;height:8px;border-radius:50%;flex:0 0 8px;margin-top:.55rem;
}
.faq-aside-list li .ok-dot{background:var(--ok)}
.faq-aside-list li .warn-dot{background:var(--warn)}
.faq-aside-list li .brand-dot{background:var(--brand)}
.faq-aside-list b{font-weight:800}
.faq-aside-list small{color:var(--muted)}
.faq-aside-media{
    margin-top:18px;border-radius:16px;overflow:hidden;
}
.faq-aside-media img{
    aspect-ratio:4/3;object-fit:cover;width:100%;
}
@media (max-width:991px){
    .faq-layout{grid-template-columns:1fr}
    .faq-aside-card{position:static}
}

/* ---------- Blank state ---------- */
.blank-article{
    min-height:54vh;
    display:flex;align-items:center;justify-content:center;
    padding:80px 20px;
}
.blank-article .blank-card{
    background:#fff;border:1px dashed #D8CDF5;border-radius:28px;
    padding:46px 30px;text-align:center;max-width:420px;
}
.blank-card .blank-ico{
    width:64px;height:64px;margin:0 auto 14px;
    background:#F4F0FF;border-radius:20px;display:flex;align-items:center;justify-content:center;
    color:var(--brand);font-size:1.8rem;
}
.blank-card h1{font-size:26px;font-weight:900;margin-bottom:18px}
.blank-card .btn{margin-top:8px}

/* ---------- Footer ---------- */
.footer-whole{
    background:var(--brand-deep);
    color:rgba(255,255,255,.78);
    padding:66px 0 26px;
    font-family:var(--font-base);
    margin-top:0;
}
.footer-whole .navbar-brand{color:#fff;font-weight:800}
.footer-col h3.footer-title{
    color:#fff;font-size:1rem;font-weight:800;margin:0 0 16px;
}
.footer-title{
    color:#fff;font-size:1rem;font-weight:800;margin-bottom:16px;
}
.footer-col p{color:rgba(255,255,255,.62);font-size:.9rem;line-height:1.9}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:.55rem}
.footer-col li a{
    color:rgba(255,255,255,.65);font-size:.9rem;line-height:1.6;
    transition:color .18s ease,padding-left .18s ease;
}
.footer-col li a:hover{color:#fff;padding-left:3px;text-decoration:none}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.1);
    margin-top:52px;padding-top:20px;
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
    color:rgba(255,255,255,.45);font-size:.84rem;
}
.footer-bottom .sep{margin:0 .5rem;opacity:.5}
@media (max-width:991px){
    .footer-whole{padding-top:48px}
    .footer-bottom{justify-content:center;text-align:center}
}

/* roulang page: category1 */
:root{
--brand:#5B2FE8;
--brand-ink:#171034;
--brand-soft:#4D1FE0;
--brand-light:#7C5CFF;
--action:#FF7A45;
--success:#00C9A7;
--warn:#FFCF5C;
--bg:#F6F4FB;
--card:#FFFFFF;
--stroke:#E9E4F5;
--text:#241D3A;
--muted:#6F6886;
--disabled:#AFA9C2;
--grad:linear-gradient(135deg,#171034 0%,#4D1FE0 42%,#9A45F5 78%,#FF7A45 130%);
--shadow-sm:0 6px 16px rgba(23,16,52,.06);
--shadow-md:0 16px 32px rgba(91,47,232,.16);
--radius-lg:24px;
--radius-md:16px;
--radius-pill:999px;
--trans:180ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;color:var(--text);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none;transition:color var(--trans)}
a:hover{color:#3A17A8;text-decoration:underline}
img{max-width:100%}
.btn{border-radius:var(--radius-pill);font-weight:600;transition:transform var(--trans),box-shadow var(--trans),background var(--trans),border-color var(--trans)}
.btn:focus-visible,.form-control:focus-visible,a:focus-visible{outline:3px solid rgba(255,122,69,.4);outline-offset:2px}
.container-xl{max-width:1200px}
.header-main{position:sticky;top:0;z-index:1080;background:var(--brand-ink)}
.top-nav{padding-top:.35rem;padding-bottom:.35rem;line-height:1.2}
.navbar-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;line-height:1.25}
.navbar-brand:hover{color:#fff;text-decoration:none}
.brand-icon{width:38px;height:38px;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;background:var(--grad);box-shadow:0 4px 12px rgba(91,47,232,.35);flex:0 0 auto}
.brand-icon svg{width:20px;height:20px;fill:none;stroke:#fff;stroke-width:2;stroke-linejoin:round;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2))}
.top-search{width:100%;max-width:360px}
.search-form{position:relative;border-radius:var(--radius-pill);background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);padding-left:42px}
.search-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:rgba(255,255,255,.72);font-size:14px}
.search-form input{display:block;width:100%;background:transparent;border:0;outline:0;color:#fff;font-size:14px;padding:11px 16px 11px 0;border-radius:var(--radius-pill)}
.search-form input::placeholder{color:rgba(255,255,255,.55)}
.search-form:focus-within{border-color:var(--action);box-shadow:0 0 0 4px rgba(255,122,69,.22);background:rgba(255,255,255,.14)}
.top-links{list-style:none;margin:0;padding:0;display:flex;gap:2px;align-items:center}
.top-links a{display:inline-block;color:rgba(255,255,255,.78);font-size:13.5px;font-weight:500;padding:8px 10px;border-radius:var(--radius-pill)}
.top-links a:hover{color:#fff;text-decoration:none;background:rgba(255,255,255,.12)}
.btn-warm{background:linear-gradient(135deg,#FF7A45,#F25C8C);color:#fff;border:0;box-shadow:0 8px 18px rgba(255,122,69,.3)}
.btn-warm:hover{color:#fff;background:linear-gradient(135deg,#FF8E5C,#F26F95);transform:translateY(-2px);box-shadow:0 12px 22px rgba(255,122,69,.38)}
.btn-outline-white{border:1px solid rgba(255,255,255,.6);color:#fff;background:transparent}
.btn-outline-white:hover{color:#fff;background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px)}
.channel-nav{position:relative;background:var(--brand-ink);border-top:1px solid rgba(255,255,255,.08);padding:.45rem 0}
.channel-nav .nav-scroll{display:flex;gap:8px;flex-wrap:nowrap;overflow-x:auto;padding:4px 0;scrollbar-width:none}
.channel-nav .nav-scroll::-webkit-scrollbar{display:none}
.channel-link{flex:0 0 auto;display:inline-flex;align-items:center;padding:7px 16px;border-radius:var(--radius-pill);color:rgba(255,255,255,.82);font-size:14px;line-height:1.3;background:transparent;border:1px solid transparent;transition:all var(--trans);white-space:nowrap}
.channel-link:hover{color:#fff;background:rgba(255,255,255,.14);text-decoration:none}
.channel-link.active{background:#fff;color:var(--brand-soft);font-weight:700}
.channel-link.active i{color:var(--action)}
.cat-hero{position:relative;overflow:hidden;color:#fff;background:var(--brand-ink)}
.cat-hero .hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;opacity:.22}
.cat-hero .hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(23,16,52,.95) 8%,rgba(77,31,224,.72) 50%,rgba(255,122,69,.25) 100%)}
.cat-hero .hero-inner{position:relative;z-index:2;padding:74px 0}
.hero-breadcrumb{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:16px}
.hero-breadcrumb a{color:rgba(255,255,255,.7);text-decoration:none}
.hero-breadcrumb a:hover{color:#fff}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#F2ECFF;border-radius:var(--radius-pill);padding:5px 13px;font-size:13px;margin-bottom:16px}
.hero-eyebrow i{color:var(--action)}
.cat-hero h1{font-size:clamp(28px,4vw,42px);font-weight:800;line-height:1.25;letter-spacing:.5px;max-width:860px;margin-bottom:14px;color:#fff}
.cat-hero .lead-text{max-width:640px;color:rgba(255,255,255,.82);font-size:16px;line-height:1.85;margin-bottom:22px}
.hero-quick-stats{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.mini-metric{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);padding:9px 14px;border-radius:18px;font-size:13px;color:rgba(255,255,255,.88);backdrop-filter:blur(8px)}
.mini-metric i{width:28px;height:28px;font-size:14px;flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;background:rgba(255,255,255,.15);color:#fff}
.mini-metric strong{font-size:19px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.6px}
.hero-side-pic{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-md);max-width:420px;margin-left:auto}
.hero-side-pic img{display:block;width:100%;height:330px;object-fit:cover}
.hero-side-pic .side-note{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(23,16,52,.9));color:#fff;font-size:12.5px;padding:50px 14px 13px}
.section-label{font-size:12.5px;letter-spacing:1.2px;color:var(--brand);font-weight:700;display:inline-flex;align-items:center;gap:7px;margin-bottom:8px}
.section-label::before{content:"";width:18px;height:2px;border-radius:4px;background:var(--action)}
.section-title{font-size:clamp(20px,2.4vw,28px);font-weight:800;line-height:1.4;color:var(--text);margin-bottom:6px}
.section-desc{color:var(--muted);font-size:15px;margin-bottom:22px}
.section-gap{padding:clamp(48px,6vw,72px) 0}
.chip-row{display:flex;gap:10px;overflow-x:auto;padding-bottom:2px;margin-top:22px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.chip-row::-webkit-scrollbar{display:none}
.filter-chip{flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--stroke);border-radius:var(--radius-pill);padding:7px 15px;font-size:13.5px;color:#4E4766;cursor:pointer;user-select:none;transition:all var(--trans)}
.filter-chip i{color:var(--brand);font-size:12px}
.filter-chip:hover{border-color:#CBB9FF;background:#F2EEFF;transform:translateY(-1px)}
.filter-chip.active{background:var(--brand);border-color:var(--brand);color:#fff}
.filter-chip.active i{color:#fff}
.category-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:clamp(20px,3vw,32px);align-items:start}
.category-main,.side-rail{} 
.entry-list{display:grid;gap:16px}
.entry-item{display:flex;background:var(--card);border:1px solid var(--stroke);border-radius:22px;padding:18px 20px;gap:15px;box-shadow:var(--shadow-sm);transition:all var(--trans);cursor:pointer}
.entry-num{width:48px;height:48px;flex:0 0 48px;border-radius:16px;background:var(--grad);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;color:#fff;box-shadow:0 8px 14px rgba(91,47,232,.24)}
.entry-body{min-width:0;flex:1}
.entry-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:4px}
.tag-dot{display:inline-block;font-size:12px;font-weight:600;padding:2px 9px;border-radius:var(--radius-pill);background:#F1EBFF;color:var(--brand)}
.tag-dot.code{background:#FFF0E8;color:#E75219}
.tag-dot.env{background:#E7FAF6;color:#007A63}
.tag-dot.sec{background:#FFF2D8;color:#A36B00}
.entry-time{font-size:12px;color:#AAA3C0}
.entry-title{margin:0 0 5px;font-size:17px;font-weight:700;color:var(--text);line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.entry-desc{margin:0;color:var(--muted);font-size:14px;line-height:1.7;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.entry-arrow{margin-left:auto;align-self:center;width:36px;height:36px;flex:0 0 36px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--stroke);border-radius:50%;color:var(--brand);transition:all var(--trans)}
.entry-item:hover{box-shadow:var(--shadow-md);border-color:#DCCBFF;transform:translateY(-3px)}
.entry-item:hover .entry-arrow{background:var(--brand);border-color:var(--brand);color:#fff}
.side-card{background:#fff;border:1px solid var(--stroke);border-radius:22px;padding:22px 20px;margin-bottom:18px;box-shadow:var(--shadow-sm)}
.side-card-title{font-size:16px;font-weight:800;color:var(--text);display:flex;align-items:center;gap:9px;margin-bottom:15px}
.side-card-title i{width:30px;height:30px;display:inline-flex;align-items:center;justify-content:center;background:#F1EBFF;color:var(--brand);border-radius:10px;font-size:15px}
.side-list{list-style:none;padding:0;margin:0}
.side-list li{border-bottom:1px dashed #E4DDF2;padding:10px 0}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list li:first-child{padding-top:0}
.side-list a{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;color:#4D4766;font-size:14.5px}
.side-list a:hover{color:var(--brand)}
.side-list a i{font-size:13px;margin-top:5px;color:var(--disabled);transition:transform var(--trans)}
.side-list a:hover i{color:var(--action);transform:translateX(3px)}
.side-action{display:grid;gap:10px}
.side-action .btn{font-size:14px;padding:10px 16px}
.side-note{border-radius:16px;background:#FBFAFF;border:1px solid #EDE5FF;padding:14px 16px;font-size:13px;color:#6F668A;line-height:1.75}
.side-note b{color:var(--brand)}
.side-pic{display:block;width:100%;border-radius:16px;height:170px;object-fit:cover;margin-bottom:14px}
.hero-safety-block{display:flex;gap:14px;align-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);border-radius:22px;padding:16px 18px;margin-top:20px}
.safety-icon{width:48px;height:48px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;background:var(--grad);color:#fff;font-size:20px;border-radius:15px}
.form-guide-card{background:#fff;border-radius:24px;box-shadow:var(--shadow-sm);overflow:hidden;padding:28px 24px;margin:26px 0}
.form-guide-card .card-img-wrap{border-radius:18px;overflow:hidden;max-height:250px}
.form-guide-card .card-img-wrap img{width:100%;height:230px;object-fit:cover}
.form-verification-status{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.form-verification-chip{display:inline-flex;align-items:center;gap:6px;font-size:13px;background:#F6F4FB;border:1px solid #E9E4F5;padding:5px 12px;border-radius:99px;color:#635C7A}
.form-verification-chip i{color:var(--success)}
.form-verification-chip.is-warn i{color:var(--warn)}
.flow-wrap{background:var(--brand-ink);border-radius:28px;padding:34px;color:#fff;position:relative;overflow:hidden}
.flow-wrap::after{content:"";position:absolute;width:360px;height:360px;right:-130px;top:-150px;background:radial-gradient(circle,rgba(154,69,245,.55),transparent 70%);border-radius:50%}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;position:relative;z-index:2}
.flow-step{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);border-radius:20px;padding:18px;height:100%;backdrop-filter:blur(8px)}
.flow-step .step-count{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:10px;background:var(--action);color:#fff;font-weight:800;font-size:13px;margin-bottom:13px}
.flow-step .step-title{font-weight:700;margin-bottom:6px;color:#fff}
.flow-step .step-desc{font-size:13px;color:rgba(255,255,255,.68);line-height:1.7}
.faq-wrap{background:#FBFAFF;border-radius:28px;padding:clamp(22px,4vw,40px);border:1px solid #ECE4FF}
.faq-quick-note{display:flex;gap:10px;margin-top:18px;background:#fff;border:1px dashed #D9CDF7;border-radius:18px;padding:14px 16px;color:#635C7A;font-size:14px}
.faq-quick-note i{font-size:20px;color:var(--action)}
.accordion-item{background:#fff;border:1px solid var(--stroke) !important;border-radius:18px !important;margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm)}
.accordion-button{font-weight:700;color:var(--text);font-size:16px;background:#fff;padding:18px 20px;box-shadow:none !important;border-radius:18px !important}
.accordion-button:not(.collapsed){background:#FBFAFF;color:var(--brand);box-shadow:none !important}
.accordion-button::after{filter:hue-rotate(230deg) saturate(1.8);opacity:.7}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(91,47,232,.13) !important}
.accordion-body{padding:0 20px 20px;color:#5F5873;font-size:15px;line-height:1.85;background:#fff;border-top:1px solid #F1EEFA}
.entry-top-panel{background:#fff;border-radius:24px;padding:26px;box-shadow:var(--shadow-sm);border:1px solid var(--stroke);display:grid;grid-template-columns:1.5fr 1fr;gap:24px;margin-bottom:26px;align-items:center}
.entry-top-panel h2{font-size:22px;font-weight:800;margin-bottom:10px}
.entry-top-panel p{margin-bottom:0;color:var(--muted)}
.entry-top-panel .button-wrap{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.cta-panel{position:relative;overflow:hidden;background:var(--brand-ink);border-radius:26px;padding:36px 32px;color:#fff}
.cta-panel::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover;opacity:.18}
.cta-panel .cta-content{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px}
.cta-title{font-size:clamp(20px,3vw,27px);font-weight:800;margin-bottom:4px}
.cta-text{color:rgba(255,255,255,.74);font-size:15px;margin-bottom:0}
.cta-actions{display:flex;gap:10px;flex-wrap:wrap}
.footer-whole{background:var(--brand-ink);color:#bcb5d8;padding:56px 0 24px;margin-top:0}
.footer-whole a{color:#a7a0c8}
.footer-whole a:hover{color:#fff;text-decoration:none}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.3px}
.footer-col p{color:#a8a0c8;font-size:14px;line-height:1.8}
.footer-whole .badge{background:rgba(255,255,255,.08);color:#cfc4f5}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list li{padding:5px 0}
.footer-list a{display:inline-flex;align-items:center;gap:4px}
.footer-list a i{transition:transform var(--trans)}
.footer-list a:hover i{transform:translateX(4px)}
.footer-btm{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:22px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#8C86AB}
.footer-btm a{color:#aaa3c6}
@media (max-width:991.98px){
.hero-side-pic{display:none}
.category-layout{grid-template-columns:1fr}
.entry-top-panel{grid-template-columns:1fr}
}
@media (max-width:767.98px){
.top-links{display:none!important}
.cat-hero .hero-inner{padding:48px 0}
.hero-quick-stats{flex-direction:column;align-items:flex-start}
.flow-grid{grid-template-columns:1fr}
.navbar-brand small{font-size:10px}
.entry-item{padding:16px 12px}
.entry-title{font-size:15px}
.entry-arrow{display:none}
.channel-link{padding:6px 12px;font-size:13px}
.faq-wrap{padding:20px}
}

/* roulang page: category2 */
:root {
  --primary: #5B2FE8;
  --primary-deep: #4D1FE0;
  --secondary-purple: #9A45F5;
  --brand-deep: #171034;
  --text-dark: #241D3A;
  --text-sub: #6F6886;
  --muted-2: #AFA9C2;
  --page-bg: #F6F4FB;
  --card-bg: #FFFFFF;
  --line: #E9E4F5;
  --action: #FF7A45;
  --success: #00C9A7;
  --warning: #FFCF5C;
  --light-purple: #F3F0FF;
  --gradient-main: linear-gradient(135deg, #171034 0%, #4D1FE0 42%, #9A45F5 78%, #FF7A45 130%);
  --shadow-card: 0 6px 16px rgba(23, 16, 52, 0.06);
  --shadow-hover: 0 16px 32px rgba(91, 47, 232, 0.16);
  --fs-h1: clamp(28px, 4vw, 42px);
  --fs-h2: clamp(20px, 2.4vw, 28px);
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dark);
  background-color: var(--page-bg);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .18s ease, opacity .18s ease;
}

a:hover {
  color: #3A17A8;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  font-family: inherit;
}

svg {
  display: block;
}

:focus-visible {
  outline: 2px solid var(--action);
  outline-offset: 3px;
}

.container-xl,
.container-lg,
.container-fluid {
  max-width: 1200px;
}

/* ========= Header ========= */
.header-main {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: var(--brand-deep);
  color: #fff;
  box-shadow: 0 6px 18px rgba(23, 16, 52, .14);
}

.top-nav {
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  background: linear-gradient(180deg, rgba(91, 47, 232, .22), rgba(23, 16, 52, 0));
}

.navbar-brand {
  min-width: 0;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: .2px;
  align-items: center;
}

.navbar-brand:hover {
  color: #fff;
}

.brand-icon {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.04));
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 14px;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, .04);
}

.brand-icon svg {
  width: 22px;
  height: 22px;
  fill: #fff;
}

.top-search {
  width: 260px;
  min-width: 210px;
}

.search-form {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .20);
  border-radius: 999px;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}

.search-form:focus-within {
  background: rgba(255,255,255,.9);
  border-color: var(--action);
  box-shadow: 0 0 0 5px rgba(255, 122, 69, .22);
}

.search-icon {
  padding-left: 14px;
  padding-right: 6px;
  color: #CFC7EC;
  font-size: 14px;
  line-height: 1;
  transition: color .2s ease;
}

.search-form:focus-within .search-icon {
  color: var(--primary);
}

.search-form input {
  width: 100%;
  min-width: 0;
  background: transparent;
  border: 0;
  outline: none;
  padding: 8px 14px 8px 0;
  color: #fff;
  font-size: 13px;
}

.search-form:focus-within input {
  color: var(--text-dark);
}

.search-form input::placeholder {
  color: rgba(255, 255, 255, .6);
}

.search-form:focus-within input::placeholder {
  color: #AAA3C2;
}

.top-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 6px;
  align-items: center;
  white-space: nowrap;
}

.top-links a {
  color: rgba(255, 255, 255, .86);
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 999px;
  position: relative;
}

.top-links a:hover {
  color: #fff;
  background: rgba(255, 255, 255, .1);
}

.top-links .active-link {
  color: #fff;
  background: rgba(255, 255, 255, .15);
}

.top-links .active-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  border-radius: 3px;
  background: var(--action);
}

.btn-warm {
  background: linear-gradient(135deg, #FF7A45, #F25C8C);
  border: 0;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 20px;
  border-radius: 999px;
  box-shadow: 0 10px 18px rgba(255, 122, 69, .3);
  transition: all .18s ease;
}

.btn-warm:hover,
.btn-warm:focus {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 24px rgba(255, 122, 69, .34);
  background: linear-gradient(135deg, #FF8A58, #F86C98);
}

.btn-ghost-light {
  border-radius: 999px;
  padding: 10px 22px;
  border: 1px solid rgba(255,255,255,.7);
  color: #fff;
  font-weight: 600;
  display: inline-block;
  font-size: 15px;
  transition: all .18s ease;
}

.btn-ghost-light:hover {
  color: #fff;
  background: rgba(255,255,255,.12);
  border-color: #fff;
  transform: translateY(-2px);
}

.channel-wrap {
  background: rgba(23, 16, 52, .98);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.channel-tabs {
  width: 100%;
  gap: 6px;
  padding: 8px 2px;
  list-style: none;
  margin: 0;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.channel-tabs::-webkit-scrollbar {
  display: none;
}

.channel-tabs li {
  flex: 0 0 auto;
}

.channel-tabs a {
  display: inline-block;
  padding: 7px 17px;
  border-radius: 999px;
  font-size: 14px;
  color: rgba(255, 255, 255, .82);
  font-weight: 600;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: background .2s ease, color .2s ease, box-shadow .2s ease;
}

.channel-tabs a:hover {
  color: #fff;
  background: rgba(255, 255, 255, .10);
}

.channel-tabs .active-channel a {
  background: #fff;
  color: var(--primary-deep);
  box-shadow: 0 8px 18px rgba(0, 0, 0, .18);
}

.channel-tabs .active-channel a:hover {
  color: var(--primary-deep);
  background: #fff;
}

/* =========通用版面 ========= */
.page-section {
  padding: 80px 0;
}

.page-section-sm {
  padding: 52px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 800;
}

.eyebrow::before {
  content: "";
  width: 20px;
  height: 3px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--action), var(--primary));
  display: inline-block;
}

.section-title {
  margin: 10px 0 0;
  font-size: var(--fs-h2);
  font-weight: 800;
  line-height: 1.4;
  color: var(--text-dark);
}

.section-desc {
  margin-top: 10px;
  max-width: 760px;
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.9;
}

/* ========= Hero ========= */
.cat-hero {
  position: relative;
  overflow: hidden;
  background: var(--brand-deep);
  color: #fff;
  padding: 68px 0 74px;
}

.cat-hero::before {
  content: "";
  position: absolute;
  right: -10%;
  top: -35%;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(154, 69, 245, .42) 0%, rgba(77, 31, 224, .18) 45%, rgba(23, 16, 52, 0) 72%);
  pointer-events: none;
}

.cat-hero::after {
  content: "";
  position: absolute;
  left: 30%;
  bottom: -38%;
  width: 740px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(255, 122, 69, .18), rgba(23,16,52,0) 70%);
  pointer-events: none;
}

.cat-hero .container-xl {
  position: relative;
  z-index: 2;
}

.hero-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(255,255,255,.62);
  font-size: 13px;
  margin-bottom: 18px;
  align-items: center;
}

.hero-crumb a {
  color: rgba(255,255,255,.82);
}

.hero-crumb a:hover {
  color: #fff;
}

.hero-crumb .sep {
  opacity: .55;
}

.hero-crumb .end {
  color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.12);
  border-radius: 6px;
  padding: 0 8px;
}

.cat-hero h1 {
  max-width: 780px;
  margin: 8px 0 18px;
  font-size: var(--fs-h1);
  font-weight: 800;
  line-height: 1.3;
  color: #fff;
}

.cat-hero .hero-lead {
  max-width: 620px;
  color: rgba(255,255,255,.82);
  font-size: 16px;
  line-height: 1.9;
  margin: 0 0 28px;
}

.hero-marker-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.marker-badge {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(8px);
  border-radius: 18px;
  padding: 12px 16px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.9);
}

.marker-badge .num {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.marker-badge .unit {
  color: rgba(255,255,255,.72);
  font-size: 14px;
  margin-left: 2px;
  font-weight: 700;
}

.marker-badge .label {
  font-size: 12px;
  color: rgba(255,255,255,.66);
  line-height: 1.45;
  display: block;
}

/* Data strip */
.data-strip {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  margin-top: -28px;
  position: relative;
  z-index: 5;
}

.data-strip .strip-item {
  padding: 20px 22px;
  border-left: 1px solid var(--line);
}

.data-strip .strip-item:first-child {
  border-left: 0;
}

.strip-item .num {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.strip-item .unit {
  font-size: 17px;
  font-weight: 700;
  color: var(--action);
  margin-left: 3px;
}

.strip-item .desc {
  color: var(--text-sub);
  font-size: 13px;
  line-height: 1.6;
  margin-top: 8px;
}

.strip-item .ref-mark {
  display: inline-block;
  font-size: 10px;
  color: var(--text-sub);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 4px;
  margin-left: 4px;
  background: var(--page-bg);
  vertical-align: 1px;
}

/* Notice */
.notice-line {
  background: #FFFBED;
  border: 1px solid #F5DE9E;
  border-left: 5px solid var(--warning);
  border-radius: 18px;
  padding: 15px 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: #6D5225;
  font-size: 14px;
  line-height: 1.8;
}

.notice-line .bi {
  color: var(--warning);
  font-size: 20px;
  flex: 0 0 20px;
  margin-top: 4px;
}

/* Filter */
.filter-strip {
  padding: 10px 0 0;
}

.filter-title {
  color: var(--text-sub);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  margin-right: 10px;
}

.filter-pills {
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px;
}

.filter-pills::-webkit-scrollbar {
  display: none;
}

.filter-pills .pill-btn {
  border: 1px solid #D8D2F0;
  background: #fff;
  color: var(--text-sub);
  border-radius: 999px;
  font-size: 13px;
  padding: 7px 16px;
  white-space: nowrap;
  box-shadow: none;
  transition: all .18s ease;
  font-weight: 600;
}

.filter-pills .pill-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-pills .pill-active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ========= 主内容区域 ========= */
.issue-list-col {
  min-width: 0;
}

.issue-card {
  position: relative;
  background: #fff;
  border-radius: 22px;
  box-shadow: var(--shadow-card);
  padding: 22px 24px 20px 28px;
  margin-bottom: 18px;
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease;
}

.issue-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 5px;
  border-radius: 0 8px 8px 0;
  background: var(--card-color, var(--primary));
}

.issue-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.issue-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
}

.card-tag {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  border-radius: 999px;
  padding: 7px 12px;
  background: var(--light-purple);
  color: var(--primary);
}

.card-tag .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--card-color, var(--primary));
}

.card-date {
  color: var(--muted-2);
  font-size: 12px;
}

.issue-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: .2px;
}

.issue-card .issue-summary {
  color: var(--text-sub);
  font-size: 14px;
  line-height: 1.85;
  margin-bottom: 12px;
}

.issue-card .link-to-detail {
  font-size: 13px;
  font-weight: 700;
}

.issue-card .link-to-detail i {
  margin-left: 4px;
  transition: transform .2s ease;
}

.issue-card .link-to-detail:hover i {
  transform: translateX(4px);
}

.card-primary {
  --card-color: var(--primary);
}

.card-warning {
  --card-color: var(--warning);
}

.card-emergency {
  --card-color: var(--action);
}

.card-safe {
  --card-color: var(--success);
}

/* 右侧栏 */
.side-helper {
  position: sticky;
  top: 128px;
}

.side-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 24px;
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
}

.side-card h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 14px;
  padding-left: 12px;
  border-left: 4px solid var(--primary);
  border-radius: 2px;
}

.side-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.side-list li {
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
}

.side-list li:last-child {
  border-bottom: 0;
}

.side-list a {
  display: flex;
  gap: 8px;
  color: var(--text-dark);
  font-size: 13px;
  line-height: 1.6;
  align-items: flex-start;
}

.side-list a:hover {
  color: var(--primary);
}

.side-list .small-arrow {
  color: var(--action);
  flex: 0 0 14px;
  margin-top: 5px;
  font-size: 12px;
}

.quick-entry-box .entry-btn {
  border: 1px solid #DED7F8;
  border-radius: 14px;
  display: block;
  padding: 12px 14px;
  color: var(--text-dark);
  font-size: 13px;
  font-weight: 600;
  background: #fff;
  line-height: 1.5;
  margin-bottom: 10px;
  transition: all .18s ease;
}

.quick-entry-box .entry-btn:hover {
  color: var(--primary);
  border-color: #C6B8F8;
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.quick-entry-box .entry-btn small {
  display: block;
  color: var(--muted-2);
  font-weight: 400;
  font-size: 12px;
}

.tiny-safe-note {
  background: #F9F7FF;
  border-radius: 16px;
  padding: 14px;
  border: 1px dashed #D8D2F0;
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.7;
}

.tiny-safe-note .bi {
  color: var(--success);
  margin-right: 6px;
}

/* Flow / steps */
.flow-section {
  background: #fff;
  padding: 84px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.flow-item {
  display: flex;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px dashed #E1DAFF;
  align-items: flex-start;
}

.flow-item:last-child {
  border-bottom: 0;
}

.flow-step {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 18px rgba(91,47,232,.2);
}

.flow-content h3 {
  font-size: 17px;
  font-weight: 800;
  margin: 0 0 4px;
  color: var(--text-dark);
  line-height: 1.5;
}

.flow-content p {
  color: var(--text-sub);
  font-size: 14px;
  line-height: 1.8;
  margin: 0;
}

.flow-visual {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}

.flow-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 260px;
}

.flow-visual .img-caption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  background: rgba(23, 16, 52, .74);
  border-radius: 14px;
  padding: 10px 14px;
  color: rgba(255,255,255,.9);
  font-size: 13px;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.14);
}

.img-label-top {
  position: absolute;
  left: 14px;
  top: 14px;
  background: var(--action);
  color: #fff;
  padding: 5px 12px;
  font-size: 12px;
  border-radius: 99px;
  font-weight: 700;
}

/* FAQ */
.faq-section {
  padding: 80px 0;
}

.qa-accordion .accordion-item {
  border: 1px solid var(--line);
  border-radius: 18px !important;
  overflow: hidden;
  margin-bottom: 12px;
  background: #fff;
  box-shadow: var(--shadow-card);
}

.qa-accordion .accordion-button {
  background: #fff;
  font-size: 16px;
  font-weight: 800;
  color: var(--text-dark);
  padding: 18px 20px 18px 22px;
  box-shadow: none;
  border-radius: 18px !important;
  line-height: 1.6;
}

.qa-accordion .accordion-button:not(.collapsed) {
  background: #fff;
  color: var(--primary-deep);
  box-shadow: none;
}

.qa-accordion .accordion-button:focus {
  box-shadow: 0 0 0 4px rgba(91,47,232,.1);
}

.qa-accordion .accordion-button::after {
  display: flex !important;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--light-purple);
  background-image: none !important;
  content: "+";
  font-family: inherit;
  font-size: 19px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1;
  flex: 0 0 26px;
  margin-left: auto;
  transition: transform .2s ease;
}

.qa-accordion .accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
}

.qa-accordion .accordion-body {
  padding: 4px 22px 20px 22px;
}

.qa-answer-inner {
  background: #FBFAFF;
  border-radius: 16px;
  padding: 16px 18px;
  color: var(--text-sub);
  font-size: 14px;
  line-height: 1.95;
}

.qa-answer-inner ul {
  margin: 8px 0 0;
  padding-left: 20px;
}

.qa-answer-inner li {
  padding-left: 4px;
  margin-bottom: 4px;
}

.qa-answer-inner li::marker {
  color: var(--primary);
}

/* CTA */
.cta-section {
  padding: 40px 0 84px;
}

.cta-card {
  position: relative;
  background: var(--brand-deep);
  overflow: hidden;
  border-radius: 32px;
  color: #fff;
  padding: 36px;
  box-shadow: 0 24px 48px rgba(23, 16, 52, .16);
}

.cta-card::before {
  content: "";
  position: absolute;
  right: -50px;
  top: -92px;
  width: 310px;
  height: 310px;
  background: radial-gradient(circle, rgba(154,69,245,.4), rgba(154,69,245,0) 66%);
  pointer-events: none;
}

.cta-card .cta-inner {
  position: relative;
  z-index: 2;
}

.cta-card h2 {
  font-size: 24px;
  font-weight: 800;
  margin: 0 0 10px;
  color: #fff;
}

.cta-card p {
  color: rgba(255,255,255,.72);
  margin-bottom: 26px;
  max-width: 640px;
}

/* footer */
.footer-whole {
  background: #0E0A21;
  color: rgba(255,255,255,.72);
  padding-top: 64px;
  font-size: 13px;
  border-top: 1px solid rgba(255,255,255,.08);
}

.footer-whole .navbar-brand {
  color: #fff;
}

.footer-whole p {
  color: rgba(255,255,255,.54);
  line-height: 1.9;
  font-size: 13px;
}

.footer-col {
  min-width: 0;
}

.footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: .3px;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul a {
  color: rgba(255,255,255,.62);
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  transition: color .2s ease, padding-left .2s ease;
}

.footer-col ul a i {
  color: rgba(255,255,255,.36);
}

.footer-col ul a:hover {
  color: #fff;
  padding-left: 3px;
}

.footer-note-card {
  background: rgba(255,255,255,.05);
  border-radius: 18px;
  padding: 16px;
  border: 1px solid rgba(255,255,255,.08);
}

.footer-note-card .bi {
  color: var(--action);
  margin-right: 6px;
}

.footer-note-card .small-title {
  color: #fff;
  font-weight: 700;
  margin-bottom: 5px;
  display: block;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.18);
  margin-top: 50px;
}

.footer-bottom .container-xl {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.footer-bottom p {
  margin: 0;
  color: rgba(255,255,255,.42);
  font-size: 12px;
  line-height: 1.8;
}

.footer-bottom a {
  color: rgba(255,255,255,.6);
}

.footer-bottom a:hover {
  color: #fff;
}

@media (max-width: 767px) {
  .page-section {
    padding: 52px 0;
  }
  .cat-hero {
    padding: 40px 0 54px;
  }
  .cat-hero h1 {
    font-size: 28px;
    line-height: 1.4;
  }
  .data-strip .strip-item {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .data-strip .strip-item:first-child {
    border-top: 0;
  }
  .section-title {
    font-size: 21px;
  }
  .channel-tabs a {
    padding: 6px 14px;
  }
  .top-search {
    display: none;
  }
  .issue-card {
    padding: 18px 18px 18px 22px;
  }
  .flow-section,
  .faq-section {
    padding: 52px 0;
  }
  .flow-visual img {
    min-height: 210px;
  }
  .cta-card {
    padding: 26px 20px;
    border-radius: 24px;
  }
  .footer-whole {
    padding-top: 48px;
  }
  .footer-bottom .container-xl {
    padding-top: 14px;
    padding-bottom: 14px;
  }
  .hero-marker-badges {
    gap: 8px;
    margin-top: 20px;
  }
  .marker-badge {
    border-radius: 14px;
    padding: 10px 12px;
  }
  .marker-badge .num {
    font-size: 19px;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  .side-helper {
    position: static;
  }
  .data-strip .strip-item {
    padding: 16px 18px;
  }
}

@media (min-width: 992px) {
  .issue-list-col {
    padding-right: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category3 */
:root {
  --brand: #5B2FE8;
  --brand-deep: #171034;
  --brand-2: #4D1FE0;
  --brand-3: #9A45F5;
  --action: #FF7A45;
  --success: #00C9A7;
  --warning: #FFCF5C;
  --page-bg: #F6F4FB;
  --card-bg: #FFFFFF;
  --line: #E9E4F5;
  --text: #241D3A;
  --muted: #6F6886;
  --disabled: #AFA9C2;
  --brand-grad: linear-gradient(135deg, #171034 0%, #4D1FE0 42%, #9A45F5 78%, #FF7A45 130%);
  --shadow-card: 0 6px 16px rgba(23,16,52,.06);
  --shadow-hover: 0 16px 32px rgba(91,47,232,.16);
  --radius-card: 24px;
  --radius-inner: 16px;
}
html { scroll-behavior: smooth; scroll-padding-top: 130px; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, system-ui, sans-serif;
  background: var(--page-bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}
* { box-sizing: border-box; }
img { max-width: 100%; height: auto; }
a { color: var(--brand); text-decoration: none; transition: color .18s ease, background .18s ease, box-shadow .18s ease, transform .18s ease; }
a:hover { color: #3A17A8; }
button { font-family: inherit; }
.container-xl { max-width: 1200px; }

/* ---------- 顶部导航 ---------- */
.header-main { position: sticky; top: 0; z-index: 1040; }
.top-nav { background: var(--brand-deep); min-height: 64px; border-bottom: 1px solid rgba(255,255,255,.08); }
.top-nav .navbar-brand { display: inline-flex; align-items: center; gap: 8px; color: #fff !important; padding: 2px 0; margin: 0; font-weight: 800; font-size: 19px; letter-spacing: .4px; line-height: 1.3; flex-wrap: nowrap; }
.top-nav .navbar-brand .brand-icon { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; background: rgba(255,255,255,.1); border-radius: 14px; color: #fff; }
.top-nav .navbar-brand .brand-icon svg { width: 22px; height: 22px; fill: currentColor; }
.top-nav .brand-slogan { display: block; font-size: 10.5px; font-weight: 400; color: rgba(255,255,255,.55); letter-spacing: .2px; }
.top-search { flex: 0 0 280px; margin-left: 8px; }
.top-search .search-form { position: relative; width: 100%; }
.search-form .search-icon { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--muted); z-index: 3; font-size: 14px; pointer-events: none; }
.search-form input { width: 100%; border: 1px solid transparent; background: #fff; border-radius: 999px; padding: 9px 86px 9px 40px; font-size: 14px; color: var(--text); outline: none; box-shadow: inset 0 1px 0 rgba(255,255,255,.6), 0 2px 4px rgba(0,0,0,.06); }
.search-form input:focus { border-color: #fff; box-shadow: 0 0 0 4px rgba(255,122,69,.25); }
.search-form input::placeholder { color: var(--disabled); }
.search-form .search-submit { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); border: 0; background: var(--action); color: #fff; border-radius: 999px; padding: 5px 14px; font-size: 13px; font-weight: 600; transition: all .18s ease; }
.search-form .search-submit:hover { background: #ff8f62; box-shadow: 0 4px 10px rgba(255,122,69,.3); }
.top-links { margin: 0; padding: 0; list-style: none; display: flex; align-items: center; gap: 18px; }
.top-links li a { font-size: 13.5px; font-weight: 500; color: rgba(255,255,255,.78); border-bottom: 1px solid transparent; padding-bottom: 2px; white-space: nowrap; }
.top-links li a:hover { color: #fff; border-bottom-color: var(--action); }
.btn-warm { display: inline-flex; align-items: center; gap: 6px; border: 0; background: linear-gradient(135deg, #FF7A45, #F25C8C); color: #fff; border-radius: 999px; padding: 8px 16px; font-size: 13px; font-weight: 700; box-shadow: 0 4px 10px rgba(255,122,69,.24); transition: all .18s ease; }
.btn-warm:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 10px 18px rgba(255,122,69,.3); }

/* ---------- 频道 Tabs ---------- */
.channel-nav { background: var(--brand-deep); border-top: 1px solid rgba(255,255,255,.06); position: relative; z-index: 1039; }
.channel-nav .channel-inner { display: flex; align-items: center; gap: 6px; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; padding: 8px 0; }
.channel-nav .channel-inner::-webkit-scrollbar { display: none; height: 0; }
.channel-nav .channel-link { display: inline-flex; align-items: center; white-space: nowrap; padding: 8px 19px; border-radius: 999px; color: rgba(255,255,255,.85); font-size: 14px; font-weight: 600; background: transparent; transition: all .18s ease; }
.channel-nav .channel-link:hover { background: rgba(255,255,255,.1); color: #fff; }
.channel-nav .channel-link.active { background: #fff; color: var(--brand-2); box-shadow: 0 6px 16px rgba(0,0,0,.14); }
.channel-nav .channel-note { display: inline-flex; align-items: center; margin-left: auto; padding-left: 20px; font-size: 12px; color: rgba(255,255,255,.56); white-space: nowrap; letter-spacing: .3px; }

/* ---------- 分类 Hero ---------- */
.hero-cat { position: relative; color: #fff; padding: 64px 0 72px; overflow: hidden; background-image: radial-gradient(circle at 82% 16%, rgba(255,122,69,.35) 0%, rgba(255,122,69,0) 28%), radial-gradient(circle at 55% 108%, rgba(154,69,245,.5) 0%, rgba(154,69,245,0) 32%), linear-gradient(135deg, rgba(23,16,52,.94) 0%, rgba(77,31,224,.84) 60%, rgba(154,69,245,.72) 100%), url('/assets/images/backpic/back-1.webp'); background-size: cover; background-position: center; }
.hero-cat::after { content: ""; position: absolute; inset: 0; background: var(--brand-grad); opacity: .12; mix-blend-mode: screen; pointer-events: none; }
.hero-cat .hero-inner { position: relative; z-index: 2; }
.hero-cat .hero-eyebrow { display: inline-flex; align-items: center; gap: 8px; border-radius: 999px; padding: 7px 15px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.95); font-size: 13px; font-weight: 600; margin-bottom: 22px; }
.hero-cat h1 { font-size: clamp(28px, 4vw, 42px); line-height: 1.28; font-weight: 800; color: #fff; max-width: 760px; margin: 0 0 18px; }
.hero-cat .hero-lead { max-width: 560px; color: rgba(255,255,255,.85); font-size: 15px; line-height: 1.85; margin-bottom: 24px; }
.hero-btn-row { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; }
.btn-hero-main { display: inline-flex; align-items: center; gap: 8px; border: 0; background: linear-gradient(135deg, #FF7A45, #F25C8C); color: #fff; font-weight: 700; border-radius: 999px; padding: 12px 22px; font-size: 14px; box-shadow: 0 8px 20px rgba(255,122,69,.28); }
.btn-hero-main:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 14px 26px rgba(255,122,69,.36); }
.btn-hero-ghost { display: inline-flex; align-items: center; gap: 8px; border: 1px solid rgba(255,255,255,.7); background: rgba(255,255,255,.05); color: #fff; font-weight: 600; border-radius: 999px; padding: 12px 22px; font-size: 14px; }
.btn-hero-ghost:hover { color: #fff; background: rgba(255,255,255,.15); border-color: #fff; transform: translateY(-2px); }
.hero-preview { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 16px; margin-top: 30px; }
.device-mini { width: 184px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.16); border-radius: 22px; padding: 18px; backdrop-filter: blur(14px); box-shadow: 0 18px 36px rgba(0,0,0,.18); }
.device-mini .mini-title { display: flex; align-items: center; gap: 6px; font-size: 12px; color: rgba(255,255,255,.95); font-weight: 700; }
.device-mini .mini-safe { margin-left: auto; font-size: 10px; color: #bff8ea; background: rgba(0,201,167,.22); border-radius: 99px; padding: 2px 8px; }
.device-mini .mini-mock { margin: 12px 0; display: flex; flex-direction: column; gap: 8px; }
.mini-field { height: 26px; border-radius: 8px; background: rgba(255,255,255,.25); }
.mini-field.short { width: 62%; }
.mini-slot { background: rgba(255,255,255,.14); border-radius: 10px; padding: 8px; font-size: 11px; color: rgba(255,255,255,.82); text-align: center; }
.mini-slot i { color: var(--success); margin-right: 5px; }
.hero-metrics { display: flex; flex-direction: column; gap: 12px; }
.hero-metric { min-width: 145px; background: rgba(255,255,255,.13); border: 1px solid rgba(255,255,255,.14); border-radius: 16px; padding: 12px 14px; backdrop-filter: blur(10px); }
.hero-metric .metric-num { font-size: 22px; font-weight: 800; color: #fff; line-height: 1; }
.hero-metric .metric-label { color: rgba(255,255,255,.7); font-size: 12px; margin-top: 5px; }
.hero-metric .metric-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--action); margin-right: 5px; }

/* ---------- 信任横条 ---------- */
.trust-strip { background: var(--card-bg); border-bottom: 1px solid var(--line); }
.trust-strip .trust-inner { display: flex; align-items: stretch; justify-content: space-between; gap: 14px; flex-wrap: wrap; padding: 26px 0; }
.trust-item { flex: 1 1 220px; display: flex; align-items: flex-start; gap: 10px; padding: 14px 14px; border-radius: 18px; background: #FBF9FF; }
.trust-item i { color: var(--brand); font-size: 20px; flex: 0 0 auto; margin-top: 3px; }
.trust-item strong { display: block; font-size: 14px; font-weight: 700; color: var(--text); }
.trust-item span { font-size: 13px; color: var(--muted); }

/* ---------- 分类主体 ---------- */
.section-space { padding: 72px 0; }
.section-head .cat-kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--brand-2); font-weight: 700; font-size: 13px; margin-bottom: 10px; }
.section-head .cat-kicker::before { content: ""; width: 16px; height: 3px; border-radius: 99px; background: var(--action); }
.section-head h2 { font-size: clamp(20px, 2.4vw, 28px); font-weight: 800; color: var(--text); line-height: 1.4; margin-bottom: 10px; }
.section-head .section-sub { color: var(--muted); font-size: 15px; margin-bottom: 28px; max-width: 640px; }
.filter-line { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 4px; margin-bottom: 30px; scrollbar-width: none; }
.filter-line::-webkit-scrollbar { display: none; }
.filter-pill { flex: 0 0 auto; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--muted); font-size: 13px; font-weight: 600; padding: 9px 16px; transition: all .18s ease; }
.filter-pill:hover { border-color: var(--brand); color: var(--brand); box-shadow: 0 4px 12px rgba(91,47,232,.09); }
.filter-pill.active { background: var(--brand-deep); border-color: var(--brand-deep); color: #fff; box-shadow: 0 6px 14px rgba(23,16,52,.14); }
.scenario-layout { display: flex; align-items: flex-start; gap: 30px; }
.scenario-main { flex: 1 1 auto; min-width: 0; }
.scenario-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.scenario-card { background: var(--card-bg); border: 1px solid var(--line); border-radius: var(--radius-card); box-shadow: var(--shadow-card); overflow: hidden; transition: transform .18s ease, box-shadow .18s ease; height: 100%; display: flex; flex-direction: column; }
.scenario-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.scenario-card .scenario-thumb { position: relative; overflow: hidden; flex: 0 0 132px; min-height: 142px; }
.scenario-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .24s ease; }
.scenario-card:hover .scenario-thumb img { transform: scale(1.04); }
.scenario-thumb::after { content: ""; position: absolute; inset: 0; background: linear-gradient(200deg, rgba(23,16,52,.05), rgba(23,16,52,.28)); opacity: .5; }
.scenario-thumb .corner-index { position: absolute; left: 10px; top: 10px; z-index: 3; background: rgba(23,16,52,.64); color: #fff; border-radius: 999px; padding: 2px 9px; font-size: 11px; font-weight: 700; backdrop-filter: blur(8px); letter-spacing: .4px; }
.scenario-thumb .device-sticker { position: absolute; right: 10px; bottom: 10px; z-index: 3; width: 29px; height: 29px; display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; background: var(--action); color: #fff; font-size: 13px; }
.scenario-body { padding: 18px 20px 16px; display: flex; flex-direction: column; flex: 1; }
.scenario-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.tag-pill { display: inline-flex; align-items: center; border-radius: 999px; padding: 4px 11px; font-size: 12px; font-weight: 700; line-height: 1.4; }
.tag-info { background: #EDE5FF; color: #4A1FB8; }
.tag-safe { background: #E1F7F2; color: #00876e; }
.tag-warning { background: #FFF1D6; color: #9a5b00; }
.tag-danger { background: #FFE9E6; color: #B33C2A; }
.node-time { display: inline-flex; align-items: center; gap: 4px; color: var(--disabled); font-size: 12px; font-weight: 500; }
.scenario-body h3 { font-size: 16px; line-height: 1.55; font-weight: 700; color: var(--text); margin: 0 0 8px; }
.scenario-body h3 a { color: inherit; background-image: linear-gradient(transparent 72%, rgba(154,69,245,.28) 0); background-repeat: no-repeat; padding: 0 1px; }
.scenario-body h3 a:hover { color: var(--brand-2); }
.scenario-body p { flex: 1; color: var(--muted); font-size: 13.5px; line-height: 1.75; margin-bottom: 14px; }
.btn-link-arrow { display: inline-flex; align-items: center; gap: 6px; color: var(--brand-2); font-size: 13px; font-weight: 600; border: 1px solid rgba(91,47,232,.24); background: rgba(91,47,232,.03); border-radius: 999px; padding: 8px 13px; }
.btn-link-arrow:hover { border-color: var(--brand-2); background: var(--brand-2); color: #fff; }
.scenario-card.feature { grid-column: 1 / -1; flex-direction: row; }
.scenario-card.feature .scenario-thumb { flex: 0 0 250px; min-height: 200px; }
.no-filter-result { display: none; text-align: center; padding: 22px; background: #FBFAFF; border: 1px dashed var(--line); border-radius: 16px; color: var(--muted); font-size: 14px; }

/* ---------- 右侧辅助栏 ---------- */
.scenario-aside { width: 290px; flex-shrink: 0; position: sticky; top: 138px; display: flex; flex-direction: column; gap: 22px; }
.side-card { background: var(--card-bg); border: 1px solid var(--line); border-radius: var(--radius-card); box-shadow: var(--shadow-card); padding: 24px 20px; }
.side-card .side-title { font-size: 16px; font-weight: 800; color: var(--text); display: flex; align-items: center; gap: 8px; margin-bottom: 18px; }
.side-card .side-title i { color: var(--action); font-size: 20px; }
.word-list { list-style: none; margin: 0; padding: 0; }
.word-list li { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 13px 0; border-bottom: 1px dashed var(--line); }
.word-list li:last-child { border-bottom: 0; }
.word-list .word-main { font-weight: 600; color: var(--text); font-size: 14px; }
.word-list .word-sub { color: var(--muted); font-size: 12px; }
.word-list .word-num { color: var(--action); font-size: 12px; font-weight: 700; }
.side-btn-list { display: flex; flex-direction: column; gap: 8px; }
.side-btn-list a { display: flex; align-items: center; gap: 8px; background: #FAF7FF; border: 1px solid var(--line); color: var(--text); border-radius: 14px; padding: 11px 12px; font-size: 13px; font-weight: 600; }
.side-btn-list a:hover { background: var(--brand-2); color: #fff; border-color: var(--brand-2); transform: none; }
.side-hours { display: flex; gap: 8px; align-items: center; background: #FFFDF7; border: 1px solid #F0E6CF; border-radius: 14px; padding: 12px 13px; margin-top: 8px; }
.side-hours i { color: var(--warning); font-size: 18px; }
.side-hours .hours-text { font-size: 12px; color: var(--muted); line-height: 1.6; }
.side-hours .hours-text b { color: #8a5a00; font-weight: 700; }

/* ---------- 流程区块 ---------- */
.flow-sec { background: var(--brand-deep); position: relative; overflow: hidden; color: #fff; padding: 74px 0; }
.flow-sec::before { content: ""; position: absolute; width: 580px; height: 580px; right: -190px; top: -190px; border-radius: 50%; background: radial-gradient(circle, rgba(255,122,69,.34), rgba(255,122,69,0) 62%); }
.flow-sec .section-label { color: rgba(255,255,255,.72); font-size: 13px; letter-spacing: .5px; margin-bottom: 10px; }
.flow-sec h2 { color: #fff; font-size: clamp(21px, 2.6vw, 29px); font-weight: 800; max-width: 620px; margin: 0 0 34px; line-height: 1.4; }
.flow-card { background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.11); border-radius: 22px; height: 100%; padding: 24px 20px; backdrop-filter: blur(8px); transition: all .18s ease; }
.flow-card:hover { transform: translateY(-4px); background: rgba(255,255,255,.14); box-shadow: 0 12px 26px rgba(0,0,0,.16); }
.flow-card .step-no { font-size: 12px; font-weight: 700; color: var(--action); letter-spacing: .6px; margin-bottom: 14px; }
.flow-card .flow-icon { width: 48px; height: 48px; display: inline-flex; align-items: center; justify-content: center; border-radius: 15px; background: var(--brand-grad); color: #fff; font-size: 20px; margin-bottom: 16px; box-shadow: 0 6px 14px rgba(154,69,245,.34); }
.flow-card h3 { font-size: 16px; color: #fff; font-weight: 700; margin-bottom: 7px; }
.flow-card p { color: rgba(255,255,255,.72); font-size: 13.5px; line-height: 1.75; margin: 0; }

/* ---------- 安全提醒 / CTA ---------- */
.safety-sec { padding: 72px 0; }
.safety-wrap { background: #fff; border: 1px solid var(--line); border-radius: 26px; box-shadow: var(--shadow-card); padding: 40px 38px; position: relative; overflow: hidden; }
.safety-wrap::after { content: ""; position: absolute; right: -90px; top: -100px; width: 300px; height: 300px; border-radius: 50%; background: radial-gradient(circle, rgba(90,47,232,.14), transparent 70%); }
.safety-wrap .safety-icon { width: 54px; height: 54px; border-radius: 18px; background: linear-gradient(135deg, #171034, #4D1FE0); display: inline-flex; align-items: center; justify-content: center; color: #fff; font-size: 25px; margin-bottom: 16px; }
.safety-wrap h2 { font-size: clamp(20px, 2.4vw, 28px); font-weight: 800; color: var(--text); max-width: 500px; line-height: 1.45; margin-bottom: 9px; }
.safety-wrap .safety-sub { color: var(--muted); font-size: 14px; margin-bottom: 24px; max-width: 620px; }
.safety-list { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.safety-list li { display: flex; align-items: flex-start; gap: 10px; color: #311d58; font-size: 14px; }
.safety-list li i { color: #00A67C; font-size: 15px; margin-top: 4px; }
.btn-arrow { display: inline-flex; align-items: center; gap: 7px; background: var(--brand-deep); color: #fff; border: 0; border-radius: 999px; padding: 12px 24px; font-size: 13px; font-weight: 700; }
.btn-arrow:hover { background: var(--brand-2); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-hover); }

/* ---------- FAQ ---------- */
.faq-section { background: var(--page-bg); padding: 74px 0; }
.faq-section .cat-kicker { color: var(--brand-2); font-weight: 700; font-size: 13px; margin-bottom: 8px; }
.faq-section h2 { font-size: clamp(21px, 2.6vw, 30px); font-weight: 800; color: var(--text); margin-bottom: 32px; }
.custom-accordion .accordion-item { background: #fff; border: 1px solid var(--line); border-radius: 18px !important; margin-bottom: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(23,16,52,.03); }
.custom-accordion .accordion-item:last-child { margin-bottom: 0; }
.custom-accordion .accordion-button { background: #fff; font-size: 15px; font-weight: 700; color: var(--text); box-shadow: none; border-radius: 18px; padding: 18px 46px 18px 20px; }
.custom-accordion .accordion-button:not(.collapsed) { background: #fff; color: var(--brand-2); }
.custom-accordion .accordion-button:focus { box-shadow: 0 0 0 3px rgba(91,47,232,.1); }
.custom-accordion .accordion-button::after { content: "+"; background-image: none; width: 34px; height: 34px; border-radius: 50%; background-color: #F1EDFF; border: 1px solid var(--line); color: var(--brand-2); display: inline-flex; align-items: center; justify-content: center; font-size: 20px; min-width: 34px; transform: rotate(0deg); transition: transform .2s ease, background .2s ease, color .2s ease; }
.custom-accordion .accordion-button:not(.collapsed)::after { content: "−"; background-color: var(--brand-2); color: #fff; border-color: var(--brand-2); transform: rotate(180deg); }
.custom-accordion .accordion-body { padding: 4px 22px 18px; background: #FBFAFF; border-radius: 0 0 14px 14px; margin: 0 8px 8px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.faq-side-help { background: linear-gradient(135deg, #171034, #4d1fbd); color: #fff; border-radius: 24px; padding: 28px 26px; position: sticky; top: 138px; }
.faq-side-help h3 { font-size: 16px; color: #fff; margin-bottom: 14px; }
.faq-side-help ul { list-style: none; padding: 0; margin: 0 0 20px; }
.faq-side-help li { display: flex; gap: 8px; padding: 7px 0; font-size: 13.5px; color: rgba(255,255,255,.75); }
.faq-side-help li i { color: var(--success); font-size: 13px; margin-top: 5px; }
.faq-side-help a { color: var(--action); font-weight: 700; font-size: 13px; }

/* ---------- 相关入口 / CTA ---------- */
.related-nav { padding: 0 0 60px; }
.related-nav .topic-end-links { display: flex; flex-wrap: wrap; gap: 12px; }
.topic-end-links a { display: inline-flex; align-items: center; gap: 6px; background: #fff; border: 1px solid var(--line); color: var(--text); border-radius: 16px; padding: 10px 17px; font-size: 13px; font-weight: 600; }
.topic-end-links a i { color: var(--action); }
.topic-end-links a:hover { color: var(--brand-2); border-color: var(--brand-2); transform: translateY(-2px); }
.band-cta { padding-bottom: 70px; }
.cta-inner { background: radial-gradient(ellipse at 10% 0%, rgba(255,122,69,.25) 0%, rgba(255,122,69,0) 36%), linear-gradient(135deg, #171034, #2E126E); border-radius: 28px; padding: 42px 36px; color: #fff; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 26px; }
.cta-inner h2 { color: #fff; font-size: clamp(20px, 2.4vw, 27px); font-weight: 800; margin-bottom: 8px; }
.cta-inner p { color: rgba(255,255,255,.78); font-size: 14px; max-width: 560px; margin: 0; }
.cta-btns { display: flex; flex-wrap: wrap; gap: 10px; }
.btn-light-action { display: inline-flex; align-items: center; gap: 7px; background: #fff; color: var(--brand-2); border-radius: 999px; padding: 12px 21px; font-weight: 700; font-size: 14px; }
.btn-light-action:hover { color: #fff; background: var(--action); transform: translateY(-2px); box-shadow: 0 10px 22px rgba(255,122,69,.3); }
.btn-outline-white { display: inline-flex; align-items: center; gap: 7px; border: 1px solid rgba(255,255,255,.55); color: #fff; border-radius: 999px; padding: 12px 21px; font-weight: 600; font-size: 14px; }
.btn-outline-white:hover { color: #fff; background: rgba(255,255,255,.15); transform: translateY(-2px); }

/* ---------- 页脚 ---------- */
.footer-whole { background: var(--brand-deep); color: rgba(255,255,255,.72); padding-top: 58px; border-top: 1px solid rgba(255,255,255,.07); }
.footer-whole .navbar-brand { color: #fff !important; padding: 0; margin-bottom: 12px; }
.footer-whole p { color: rgba(255,255,255,.66); font-size: 13.5px; line-height: 1.8; }
.footer-whole a { color: rgba(255,255,255,.68); font-size: 13.5px; }
.footer-whole a:hover { color: #fff; }
.footer-title { color: #fff; font-size: 14px; font-weight: 700; margin-bottom: 15px; padding-left: 2px; position: relative; }
.footer-title::before { content: ""; display: inline-block; width: 4px; height: 17px; border-radius: 99px; background: linear-gradient(#FF7A45, #F25C8C); margin-right: 7px; vertical-align: -2px; }
.footer-whole ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.footer-whole .footer-col { margin-bottom: 36px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.09); padding: 18px 0 20px; }
.footer-bottom .copyright { font-size: 12.5px; color: rgba(255,255,255,.52); text-align: center; }
.footer-bottom .copyright a { color: rgba(255,255,255,.62); }
.footer-whole .badge.footer-tag { display: inline-block; font-weight: 500; font-size: 11px; padding: 6px 11px; border-radius: 99px; background: rgba(255,255,255,.08); color: #CFC4F5; }
.footer-whole .footer-note { margin-top: 20px; font-size: 12px; color: rgba(255,255,255,.4); line-height: 1.7; }

/* ---------- 响应式 ---------- */
@media (max-width: 1199.98px) {
  .scenario-aside { width: 250px; }
  .top-search { flex-basis: 230px; }
  .channel-nav .channel-note { display: none; }
}
@media (max-width: 991.98px) {
  html { scroll-padding-top: 128px; }
  .channel-nav .channel-inner { flex-wrap: nowrap; }
  .scenario-layout { flex-direction: column; }
  .scenario-aside { width: 100%; position: static; flex-direction: row; align-items: stretch; flex-wrap: wrap; }
  .side-card { flex: 1 1 calc(50% - 11px); }
  .faq-side-help { position: static; margin-top: 22px; }
  .hero-cat { padding: 50px 0 58px; }
  .hero-preview { margin-top: 26px; }
  .trust-item { padding: 12px; }
}
@media (max-width: 767.98px) {
  .container-xl { padding-left: 16px; padding-right: 16px; }
  .section-space, .flow-sec, .faq-section, .safety-sec, .band-cta { padding-top: 48px; padding-bottom: 48px; }
  .top-nav { min-height: 58px; }
  .top-nav .navbar-brand { font-size: 16px; }
  .top-nav .navbar-brand .brand-icon { width: 34px; height: 34px; border-radius: 10px; }
  .top-nav .navbar-brand .brand-icon svg { width: 17px; height: 17px; }
  .channel-nav .channel-link { padding: 8px 14px; font-size: 13px; }
  .hero-cat h1 { letter-spacing: .2px; }
  .hero-metrics { flex-direction: row; flex-wrap: wrap; justify-content: center; }
  .hero-preview { flex-direction: column; }
  .scenario-grid { grid-template-columns: 1fr; }
  .scenario-card.feature .scenario-thumb { flex: 0 0 160px; min-height: 170px; }
  .side-card { flex-basis: 100%; }
  .cta-inner { padding: 32px 22px; }
}
@media (max-width: 575.98px) {
  .top-search { display: none !important; }
  .top-links { display: none !important; }
  .top-nav .navbar-brand .brand-small { display: none; }
  .hero-cat { padding: 44px 0 46px; }
  .hero-cat .hero-eyebrow { font-size: 12px; }
  .hero-cat .hero-lead { font-size: 14px; }
  .hero-btn-row { align-items: stretch; flex-direction: column; }
  .btn-hero-main, .btn-hero-ghost { justify-content: center; }
  .device-mini { width: 100%; }
  .trust-item { flex: 1 1 100%; }
  .scenario-card.feature { flex-direction: column; }
  .scenario-card.feature .scenario-thumb { flex: none; width: 100%; min-height: 190px; }
  .scenario-card { flex-direction: column; }
  .scenario-card .scenario-thumb { flex: none; width: 100%; min-height: 180px; }
  .faq-side-help, .safety-wrap { border-radius: 22px; }
}