/* roulang page: index */
:root{
      --bg: #0b1017;
      --bg-elevated: #111927;
      --bg-soft: #151f2d;
      --surface: rgba(17, 25, 39, 0.88);
      --surface-2: rgba(20, 31, 46, 0.96);
      --line: rgba(255,255,255,.09);
      --line-strong: rgba(255,255,255,.14);
      --text: #eef4ff;
      --muted: #a8b4c7;
      --muted-2: #7f8ca3;
      --accent: #37f0c9;
      --accent-2: #8b6dff;
      --accent-3: #ff63b9;
      --good: #63f1a2;
      --warn: #ffce73;
      --danger: #ff7a93;
      --shadow: 0 24px 60px rgba(0,0,0,.36);
      --shadow-soft: 0 16px 40px rgba(0,0,0,.24);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1280px;
      --gap: 24px;
      --speed: 220ms cubic-bezier(.2,.8,.2,1);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Segoe UI,Roboto,Helvetica,Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 20% 0%, rgba(55,240,201,.12), transparent 28%),
        radial-gradient(circle at 80% 12%, rgba(139,109,255,.12), transparent 26%),
        radial-gradient(circle at 50% 100%, rgba(255,99,185,.08), transparent 25%),
        linear-gradient(180deg, #091019 0%, #0b1017 45%, #0b1119 100%);
      min-height:100vh;
      line-height:1.7;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }

    ::selection{background:rgba(55,240,201,.25); color:#fff}
    a{color:inherit; text-decoration:none}
    img{max-width:100%; display:block}
    button,input,textarea,select{font:inherit}
    button{
      border:0;
      cursor:pointer;
      transition:transform var(--speed), box-shadow var(--speed), border-color var(--speed), background var(--speed), color var(--speed), opacity var(--speed);
    }
    button:active,
    .btn:active,
    .nav-link:active,
    .brand:active{transform:translateY(1px)}
    :focus-visible{
      outline:2px solid rgba(55,240,201,.9);
      outline-offset:3px;
      border-radius:12px;
    }

    .container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
      position:relative;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      background:rgba(10,15,22,.82);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(255,255,255,.08);
      transition:padding var(--speed), background var(--speed), box-shadow var(--speed), border-color var(--speed);
    }
    .site-header.is-scrolled{
      background:rgba(9,14,20,.92);
      box-shadow:0 8px 28px rgba(0,0,0,.18);
      border-bottom-color:rgba(255,255,255,.1);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:18px;
      position:relative;
      padding:14px 0;
    }

    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      letter-spacing:.02em;
      color:var(--text);
      white-space:nowrap;
      min-width:max-content;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      position:relative;
      background:
        linear-gradient(135deg, rgba(55,240,201,.95), rgba(139,109,255,.95) 55%, rgba(255,99,185,.92));
      box-shadow:0 14px 30px rgba(72, 225, 206, .18);
      flex:none;
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:9px;
      border-radius:12px;
      border:1px solid rgba(255,255,255,.58);
    }
    .brand-mark::after{
      inset:15px 10px 10px 15px;
      border-radius:999px;
      border-width:2px;
      opacity:.9;
    }

    .nav-toggle{display:none}
    .toolbar-nav{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:auto;
      margin-right:0;
      padding:6px;
      border:1px solid rgba(255,255,255,.07);
      border-radius:999px;
      background:rgba(255,255,255,.03);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 16px;
      color:var(--muted);
      border-radius:999px;
      position:relative;
      transition:background var(--speed), color var(--speed), box-shadow var(--speed), transform var(--speed);
    }
    .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.05);
    }
    .nav-link.active{
      color:#081016;
      background:linear-gradient(135deg, rgba(55,240,201,.98), rgba(139,109,255,.98));
      box-shadow:0 10px 22px rgba(87, 210, 223, .16);
      font-weight:700;
    }
    .nav-link.active::after{
      content:"";
      position:absolute;
      left:16px;
      right:16px;
      bottom:7px;
      height:2px;
      background:rgba(255,255,255,.38);
      border-radius:999px;
      display:none;
    }

    .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:none;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.07);
      color:var(--muted);
      font-size:14px;
      white-space:nowrap;
    }
    .dot{
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--good);
      box-shadow:0 0 0 6px rgba(99,241,162,.12);
      flex:none;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      font-weight:700;
      letter-spacing:.01em;
      white-space:nowrap;
      user-select:none;
    }
    .btn-primary{
      color:#091016;
      background:linear-gradient(135deg, rgba(55,240,201,1), rgba(139,109,255,1) 58%, rgba(255,99,185,1));
      box-shadow:0 16px 34px rgba(96, 206, 216, .17);
    }
    .btn-primary:hover{
      filter:brightness(1.04);
      transform:translateY(-1px);
      box-shadow:0 20px 40px rgba(96, 206, 216, .24);
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.12);
    }
    .btn-secondary:hover{
      border-color:rgba(55,240,201,.34);
      background:rgba(55,240,201,.06);
      transform:translateY(-1px);
    }

    .nav-burger{
      display:none;
      align-items:center;
      justify-content:center;
      width:44px;
      height:44px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.04);
      cursor:pointer;
    }
    .nav-burger span{
      position:relative;
      display:block;
      width:18px;
      height:2px;
      background:var(--text);
      border-radius:999px;
    }
    .nav-burger span::before,
    .nav-burger span::after{
      content:"";
      position:absolute;
      left:0;
      width:18px;
      height:2px;
      border-radius:999px;
      background:var(--text);
    }
    .nav-burger span::before{top:-6px}
    .nav-burger span::after{top:6px}

    main{padding-bottom:24px}
    section{
      padding:82px 0;
      scroll-margin-top:96px;
    }
    .section-surface{
      position:relative;
    }
    .section-surface::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(255,255,255,.01), rgba(255,255,255,0));
      pointer-events:none;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:28px;
    }
    .section-title{
      margin:0;
      font-size:clamp(26px, 2.5vw, 38px);
      line-height:1.15;
      letter-spacing:-.02em;
      font-weight:800;
    }
    .section-copy{
      margin:10px 0 0;
      color:var(--muted);
      max-width:760px;
      font-size:15px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(55,240,201,.22);
      background:rgba(55,240,201,.06);
      color:#b8fff2;
      font-size:13px;
      font-weight:700;
      letter-spacing:.04em;
      text-transform:none;
      white-space:nowrap;
      margin-bottom:14px;
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:999px;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(55,240,201,.15);
    }

    .hero{
      padding-top:32px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      border-radius:34px;
      background:
        radial-gradient(circle at 12% 12%, rgba(55,240,201,.16), transparent 26%),
        radial-gradient(circle at 86% 18%, rgba(139,109,255,.18), transparent 24%),
        radial-gradient(circle at 68% 88%, rgba(255,99,185,.08), transparent 22%),
        linear-gradient(180deg, rgba(19,27,39,.96), rgba(13,18,28,.94));
      box-shadow:var(--shadow);
    }
    .hero-shell::before,
    .hero-shell::after{
      content:"";
      position:absolute;
      inset:auto;
      border-radius:999px;
      pointer-events:none;
    }
    .hero-shell::before{
      width:220px;
      height:220px;
      right:-70px;
      top:-74px;
      background:radial-gradient(circle, rgba(55,240,201,.22), rgba(55,240,201,0) 68%);
      filter:blur(6px);
    }
    .hero-shell::after{
      width:300px;
      height:300px;
      right:8%;
      bottom:-170px;
      background:radial-gradient(circle, rgba(139,109,255,.18), rgba(139,109,255,0) 68%);
      filter:blur(12px);
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:30px;
      padding:34px;
      position:relative;
      z-index:1;
    }
    .hero-content{
      padding:10px 0 4px;
    }
    .hero-title{
      margin:0;
      font-size:clamp(34px, 4.2vw, 58px);
      line-height:1.05;
      letter-spacing:-.04em;
      font-weight:800;
      max-width:11.5ch;
    }
    .hero-title span{
      display:block;
      background:linear-gradient(135deg, #ffffff 0%, #e7fffb 30%, #aef8e7 56%, #d8d1ff 80%, #ffd8ec 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-subtitle{
      margin:18px 0 0;
      max-width:720px;
      color:var(--muted);
      font-size:16px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .hero-chips{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.09);
      color:var(--text);
      font-size:13px;
      white-space:nowrap;
    }
    .chip i{
      width:8px;
      height:8px;
      border-radius:999px;
      display:inline-block;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 0 0 5px rgba(55,240,201,.09);
      flex:none;
    }

    .hero-panel{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      align-content:start;
      position:relative;
    }
    .hero-card{
      position:relative;
      overflow:hidden;
      padding:20px;
      border-radius:26px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(20,28,40,.96), rgba(17,24,36,.92));
      box-shadow:var(--shadow-soft);
    }
    .hero-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg, rgba(55,240,201,.12), rgba(139,109,255,.06), transparent 60%);
      opacity:.55;
      pointer-events:none;
    }
    .hero-card > *{position:relative; z-index:1}
    .hero-card-main{
      grid-column:1 / -1;
      min-height:220px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .hero-card-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:14px;
      grid-column:1 / -1;
    }
    .hero-mini{
      min-height:140px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .card-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      color:#cfe8ff;
      font-size:13px;
      font-weight:700;
      border:1px solid rgba(255,255,255,.08);
    }
    .metric{
      display:flex;
      align-items:flex-end;
      gap:10px;
      margin-top:12px;
      flex-wrap:wrap;
    }
    .metric strong{
      font-size:clamp(42px, 5vw, 64px);
      line-height:1;
      letter-spacing:-.05em;
    }
    .metric span{
      color:var(--muted);
      font-size:14px;
      padding-bottom:7px;
    }
    .progress-wrap{
      margin-top:16px;
      display:grid;
      gap:10px;
    }
    .progress-line{
      display:grid;
      gap:8px;
    }
    .progress-line .top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--muted);
      font-size:13px;
    }
    .bar{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      overflow:hidden;
    }
    .bar > span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
      box-shadow:0 0 18px rgba(55,240,201,.18);
    }

    .mini-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .mini-list li{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:11px 12px;
      border-radius:16px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
      color:var(--text);
      font-size:14px;
    }
    .mini-list b{
      color:#d5fff6;
      font-weight:700;
    }
    .mini-list em{
      font-style:normal;
      color:var(--muted);
      font-size:12px;
      background:rgba(55,240,201,.08);
      border:1px solid rgba(55,240,201,.16);
      padding:4px 8px;
      border-radius:999px;
      white-space:nowrap;
    }

    .stats-strip{
      margin-top:18px;
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .stat{
      padding:14px 16px;
      border-radius:20px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .stat strong{
      display:block;
      font-size:22px;
      line-height:1.1;
      letter-spacing:-.03em;
    }
    .stat span{
      display:block;
      margin-top:6px;
      color:var(--muted);
      font-size:13px;
    }

    .grid-4{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:18px;
    }
    .grid-3{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:18px;
    }
    .grid-2-1{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:18px;
    }

    .panel-card{
      position:relative;
      overflow:hidden;
      padding:22px;
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg, rgba(20,29,41,.94), rgba(14,20,31,.92));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      transition:transform var(--speed), border-color var(--speed), box-shadow var(--speed);
    }
    .panel-card::before{
      content:"";
      position:absolute;
      inset:-1px;
      border-radius:inherit;
      padding:1px;
      background:linear-gradient(135deg, rgba(55,240,201,.18), rgba(139,109,255,.12), rgba(255,99,185,.1));
      -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
      -webkit-mask-composite:xor;
      mask-composite:exclude;
      pointer-events:none;
      opacity:.65;
    }
    .panel-card > *{position:relative; z-index:1}
    .panel-card:hover{
      transform:translateY(-4px);
      border-color:rgba(55,240,201,.18);
      box-shadow:0 22px 46px rgba(0,0,0,.28);
    }

    .panel-title{
      margin:0;
      font-size:18px;
      line-height:1.35;
      font-weight:700;
      letter-spacing:-.02em;
    }
    .panel-text{
      margin:10px 0 0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .panel-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      color:#d6deeb;
      font-size:12px;
      white-space:nowrap;
    }
    .tag.good{
      color:#bfffe1;
      border-color:rgba(99,241,162,.18);
      background:rgba(99,241,162,.06);
    }
    .tag.hot{
      color:#ffd9ea;
      border-color:rgba(255,99,185,.18);
      background:rgba(255,99,185,.06);
    }
    .tag.warn{
      color:#ffe7b3;
      border-color:rgba(255,206,115,.2);
      background:rgba(255,206,115,.07);
    }

    .card-step{
      width:max-content;
      min-width:36px;
      height:36px;
      border-radius:999px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg, rgba(55,240,201,.18), rgba(139,109,255,.22));
      border:1px solid rgba(255,255,255,.1);
      color:#dbfff7;
      font-weight:800;
      margin-bottom:14px;
    }

    .pain-card{
      min-height:210px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .pain-card .panel-title{font-size:19px}
    .pain-icon{
      width:44px;
      height:44px;
      border-radius:16px;
      display:grid;
      place-items:center;
      font-size:18px;
      color:#091016;
      background:linear-gradient(135deg, rgba(255,206,115,1), rgba(255,99,185,.95));
      box-shadow:0 14px 28px rgba(255,128,156,.12);
    }

    .solution-layout{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
    }
    .solution-main{
      padding:26px;
    }
    .solution-list{
      display:grid;
      gap:14px;
      margin-top:18px;
    }
    .solution-item{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:16px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      transition:transform var(--speed), border-color var(--speed), background var(--speed);
    }
    .solution-item:hover{
      transform:translateY(-2px);
      border-color:rgba(55,240,201,.18);
      background:rgba(55,240,201,.04);
    }
    .solution-item .index{
      width:36px;
      height:36px;
      flex:none;
      border-radius:12px;
      display:grid;
      place-items:center;
      color:#091016;
      font-weight:800;
      background:linear-gradient(135deg, rgba(55,240,201,1), rgba(139,109,255,.95));
    }
    .solution-item h3{
      margin:0;
      font-size:17px;
      line-height:1.35;
    }
    .solution-item p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .solution-side{
      display:grid;
      gap:18px;
    }
    .small-stack{
      min-height:174px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .quick-search{
      display:flex;
      gap:10px;
      margin-top:18px;
      padding:10px;
      border-radius:22px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.09);
    }
    .quick-search input{
      flex:1;
      min-width:0;
      border:0;
      background:transparent;
      color:var(--text);
      padding:0 8px;
      outline:none;
    }
    .quick-search input::placeholder{color:#7f8ca3}
    .quick-search button{
      flex:none;
      border-radius:16px;
      padding:0 18px;
      min-height:44px;
      color:#091016;
      background:linear-gradient(135deg, rgba(55,240,201,1), rgba(139,109,255,1));
      font-weight:800;
    }

    .results-layout{
      display:grid;
      grid-template-columns:1fr .92fr;
      gap:18px;
      align-items:start;
    }
    .result-data{
      padding:24px;
    }
    .data-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
      margin-top:16px;
    }
    .data-card{
      padding:18px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
    }
    .data-card strong{
      display:block;
      font-size:28px;
      line-height:1.1;
      letter-spacing:-.03em;
      margin-bottom:8px;
    }
    .data-card span{
      color:var(--muted);
      font-size:13px;
    }
    .compare{
      margin-top:18px;
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
    }
    .compare .row{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .compare .row:first-child{margin-top:0}
    .compare .line{
      display:flex;
      justify-content:space-between;
      gap:12px;
      font-size:14px;
      color:var(--muted);
    }
    .compare .line strong{
      color:var(--text);
      font-weight:700;
    }
    .updates{
      padding:24px;
    }
    .link-list{
      list-style:none;
      margin:16px 0 0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .link-list a{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      padding:14px 16px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      transition:transform var(--speed), border-color var(--speed), background var(--speed);
    }
    .link-list a:hover{
      transform:translateY(-2px);
      border-color:rgba(55,240,201,.2);
      background:rgba(55,240,201,.05);
    }
    .link-list strong{
      display:block;
      font-size:15px;
      line-height:1.45;
      margin-bottom:5px;
    }
    .link-list p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .link-list em{
      flex:none;
      align-self:center;
      font-style:normal;
      font-size:12px;
      color:#c9fff1;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(55,240,201,.08);
      border:1px solid rgba(55,240,201,.18);
    }

    .quote-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:18px;
    }
    .quote-card{
      min-height:210px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .quote-mark{
      font-size:34px;
      line-height:1;
      color:rgba(55,240,201,.82);
      margin-bottom:8px;
    }
    .quote-text{
      margin:0;
      color:#ecf4ff;
      font-size:15px;
      line-height:1.8;
    }
    .quote-user{
      display:flex;
      align-items:center;
      gap:12px;
      margin-top:18px;
    }
    .avatar{
      width:44px;
      height:44px;
      border-radius:999px;
      background:
        linear-gradient(135deg, rgba(55,240,201,1), rgba(139,109,255,1)),
        #fff;
      display:grid;
      place-items:center;
      color:#081016;
      font-weight:900;
      flex:none;
    }
    .quote-user strong{
      display:block;
      font-size:14px;
    }
    .quote-user span{
      color:var(--muted);
      font-size:12px;
    }

    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:14px 18px;
    }
    details.faq-item{
      border-radius:20px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      overflow:hidden;
      transition:border-color var(--speed), background var(--speed), transform var(--speed);
    }
    details.faq-item[open]{
      border-color:rgba(55,240,201,.18);
      background:rgba(55,240,201,.04);
    }
    details.faq-item:hover{transform:translateY(-2px)}
    details.faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 18px 18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      font-weight:700;
      line-height:1.45;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    details.faq-item summary::after{
      content:"+";
      width:30px;
      height:30px;
      display:grid;
      place-items:center;
      flex:none;
      border-radius:10px;
      color:var(--text);
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      transition:transform var(--speed), background var(--speed);
    }
    details.faq-item[open] summary::after{
      content:"–";
      background:rgba(55,240,201,.09);
      transform:rotate(0deg);
    }
    .faq-body{
      padding:0 20px 18px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }

    .cta-shell{
      padding:26px;
      border-radius:34px;
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.1);
      background:
        radial-gradient(circle at 20% 20%, rgba(55,240,201,.2), transparent 28%),
        radial-gradient(circle at 84% 10%, rgba(255,99,185,.18), transparent 25%),
        linear-gradient(135deg, rgba(27,43,59,.98), rgba(16,22,36,.98));
      box-shadow:var(--shadow);
    }
    .cta-shell::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg, rgba(55,240,201,.06), rgba(139,109,255,.04), rgba(255,99,185,.04));
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      flex-wrap:wrap;
    }
    .cta-copy h2{
      margin:0;
      font-size:clamp(28px, 3vw, 42px);
      line-height:1.15;
      letter-spacing:-.03em;
    }
    .cta-copy p{
      margin:12px 0 0;
      color:#c4d0e2;
      max-width:700px;
      font-size:15px;
      line-height:1.8;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
    }

    .footer{
      padding:30px 0 42px;
      border-top:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(8,12,18,0), rgba(8,12,18,.28));
    }
    .footer-inner{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:20px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .footer-text{
      color:var(--muted);
      max-width:700px;
      margin:0;
      font-size:14px;
      line-height:1.8;
    }
    .footer-links{
      display:grid;
      gap:10px;
      justify-items:end;
      text-align:right;
    }
    .footer-links a{
      color:#dce7f6;
      font-size:14px;
      opacity:.9;
    }
    .footer-links a:hover{color:#fff}
    .copyright{
      color:var(--muted-2);
      font-size:13px;
      margin-top:6px;
    }

    .mini-breadcrumb{
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:14px;
      flex-wrap:wrap;
    }
    .mini-breadcrumb span{
      color:#dbe7f7;
    }
    .mini-breadcrumb i{
      width:4px;
      height:4px;
      border-radius:999px;
      background:rgba(255,255,255,.28);
      display:inline-block;
    }

    @media (max-width: 1180px){
      .hero-grid,
      .results-layout,
      .solution-layout,
      .grid-2-1,
      .footer-inner{
        grid-template-columns:1fr;
      }
      .hero-panel{order:-1}
      .footer-links{text-align:left; justify-items:start}
    }

    @media (max-width: 960px){
      .toolbar-nav{
        position:absolute;
        top:calc(100% + 12px);
        left:0;
        right:0;
        margin:0;
        padding:14px;
        border-radius:24px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        background:rgba(11,16,23,.98);
        border:1px solid rgba(255,255,255,.1);
        box-shadow:0 18px 40px rgba(0,0,0,.34);
      }
      .nav-link{
        width:100%;
        justify-content:flex-start;
      }
      .nav-burger{display:inline-flex}
      #nav-toggle:checked ~ .toolbar-nav{display:flex}
      .header-inner{padding-right:0}
      .header-actions .status-pill{display:none}
      .hero-grid{padding:24px}
      .stats-strip,
      .grid-4,
      .grid-3,
      .quote-grid,
      .faq-grid,
      .data-grid{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .section{
        padding:68px 0;
      }
    }

    @media (max-width: 720px){
      .container{width:min(var(--container), calc(100% - 28px))}
      .header-inner{min-height:70px}
      .brand{font-size:15px}
      .hero-shell,
      .cta-shell{border-radius:26px}
      .hero-grid,
      .panel-card,
      .cta-shell,
      .result-data,
      .updates{padding:18px}
      .hero-title{
        max-width:none;
        font-size:clamp(30px, 9vw, 40px);
      }
      .hero-subtitle,
      .section-copy,
      .footer-text{
        font-size:14px;
      }
      .hero-panel,
      .hero-card-grid,
      .stats-strip,
      .grid-4,
      .grid-3,
      .quote-grid,
      .faq-grid,
      .data-grid,
      .footer-inner{
        grid-template-columns:1fr;
      }
      .hero-actions,
      .cta-actions{
        width:100%;
      }
      .hero-actions .btn,
      .cta-actions .btn,
      .quick-search button{
        width:100%;
      }
      .quick-search{flex-direction:column}
      .section{
        padding:58px 0;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .pain-card{min-height:auto}
      .header-actions .btn-primary{
        display:none;
      }
    }

    @media (max-width: 520px){
      .header-inner{gap:10px}
      .brand-mark{width:34px; height:34px; border-radius:13px}
      .nav-burger{width:42px; height:42px}
      .hero-title{font-size:clamp(28px, 10vw, 36px)}
      .metric strong{font-size:46px}
      .panel-title,
      .solution-item h3{font-size:16px}
      .link-list a,
      .solution-item,
      details.faq-item summary{
        padding-left:14px;
        padding-right:14px;
      }
      .tag,.chip,.status-pill{font-size:12px}
      .footer-links{justify-items:start; text-align:left}
    }

/* roulang page: category2 */
:root{
  --bg:#0a0f14;
  --bg2:#0f1720;
  --panel:#111a24;
  --panel2:#152233;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --text:#eef5fb;
  --muted:#9cb0c3;
  --soft:#7a8ea3;
  --brand:#1ef0bf;
  --brand2:#7c5cff;
  --brand3:#ff4fd8;
  --accent:#7ef7a8;
  --warn:#ffce5c;
  --danger:#ff6b88;
  --shadow:0 18px 50px rgba(0,0,0,.35);
  --shadow-soft:0 12px 30px rgba(0,0,0,.22);
  --radius:24px;
  --radius-lg:32px;
  --container:1240px;
  --gap:24px;
  --section:84px;
  --ease:cubic-bezier(.22,.7,.18,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:
    radial-gradient(1000px 600px at 12% -10%, rgba(30,240,191,.18), transparent 52%),
    radial-gradient(900px 520px at 90% 8%, rgba(124,92,255,.16), transparent 48%),
    radial-gradient(800px 480px at 80% 78%, rgba(255,79,216,.10), transparent 42%),
    linear-gradient(180deg, #080c11 0%, #0b1118 45%, #0a0f14 100%);
  color:var(--text);
  line-height:1.7;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
::selection{background:rgba(30,240,191,.25)}
.container{
  width:min(calc(100% - 32px), var(--container));
  margin-inline:auto;
}
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  backdrop-filter:saturate(160%) blur(10px);
  background:rgba(9,14,20,.76);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{
  min-height:74px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:12px 0;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  letter-spacing:.2px;
  white-space:nowrap;
  color:var(--text);
}
.brand-mark{
  width:16px;
  height:16px;
  border-radius:6px;
  background:linear-gradient(135deg, var(--brand) 0%, var(--brand2) 52%, var(--brand3) 100%);
  box-shadow:0 0 0 6px rgba(30,240,191,.08);
  position:relative;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:3px;
  border-radius:4px;
  background:rgba(10,15,20,.65);
}
.nav-toggle{display:none}
.toolbar-nav{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:12px;
  flex:1;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:0 16px;
  border:1px solid transparent;
  border-radius:999px;
  color:var(--muted);
  transition:transform .22s var(--ease), background .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.nav-link:hover,
.nav-link:focus-visible{
  color:var(--text);
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.08);
  transform:translateY(-1px);
  outline:none;
}
.nav-link.active{
  color:#071116;
  background:linear-gradient(135deg, rgba(30,240,191,1), rgba(126,247,168,.92));
  border-color:transparent;
  box-shadow:0 10px 22px rgba(30,240,191,.18);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
}
.status-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.04);
  color:var(--muted);
  border:1px solid rgba(255,255,255,.08);
  font-size:13px;
  white-space:nowrap;
}
.dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 5px rgba(126,247,168,.12);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:44px;
  padding:0 18px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:700;
  letter-spacing:.1px;
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease), opacity .22s var(--ease);
  user-select:none;
}
.btn:hover,
.btn:focus-visible{
  transform:translateY(-2px);
  outline:none;
}
.btn:active{transform:translateY(0)}
.btn-primary{
  color:#071116;
  background:linear-gradient(135deg, var(--brand) 0%, #8df2cb 42%, #78d8ff 100%);
  box-shadow:0 12px 28px rgba(30,240,191,.18);
}
.btn-primary:hover,
.btn-primary:focus-visible{
  box-shadow:0 16px 32px rgba(30,240,191,.26);
}
.btn-secondary{
  color:var(--text);
  background:rgba(255,255,255,.03);
  border-color:rgba(255,255,255,.10);
}
.btn-secondary:hover,
.btn-secondary:focus-visible{
  background:linear-gradient(135deg, rgba(30,240,191,.12), rgba(124,92,255,.12));
  border-color:rgba(255,255,255,.20);
}
.nav-burger{
  display:none;
  width:44px;
  height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
  align-items:center;
  justify-content:center;
}
.nav-burger span,
.nav-burger span::before,
.nav-burger span::after{
  content:"";
  display:block;
  width:18px;
  height:2px;
  border-radius:999px;
  background:var(--text);
  position:relative;
}
.nav-burger span::before{position:absolute;top:-6px;left:0}
.nav-burger span::after{position:absolute;top:6px;left:0}
.hero{
  padding:34px 0 18px;
}
.hero-shell{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(17,26,36,.92), rgba(12,19,28,.88)),
    radial-gradient(1100px 420px at 15% 10%, rgba(30,240,191,.16), transparent 52%),
    radial-gradient(760px 360px at 82% 18%, rgba(124,92,255,.16), transparent 50%);
  box-shadow:var(--shadow);
}
.hero-shell::before{
  content:"";
  position:absolute;
  inset:-2px;
  background:
    linear-gradient(135deg, rgba(30,240,191,.26), transparent 28%, transparent 74%, rgba(255,79,216,.22));
  opacity:.45;
  pointer-events:none;
  mask:linear-gradient(#000, transparent 88%);
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:28px;
  padding:28px;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:16px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--text)}
.breadcrumb span.sep{opacity:.55}
.section-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:18px 0 0;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:34px;
  padding:0 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.09);
  background:rgba(255,255,255,.04);
  color:var(--text);
  font-size:13px;
}
.badge.soft{
  color:var(--muted);
}
.badge .chip-dot{
  width:8px;height:8px;border-radius:50%;background:var(--brand)
}
.badge.hot .chip-dot{background:var(--danger)}
.badge.green .chip-dot{background:var(--accent)}
.hero-title{
  margin:0;
  font-size:clamp(2rem, 4vw, 3.5rem);
  line-height:1.05;
  letter-spacing:-.02em;
  font-weight:800;
}
.hero-title .glow{
  background:linear-gradient(135deg, #f8fffd 0%, #adfff0 30%, #bda8ff 68%, #ff9ef1 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-subtitle{
  max-width:62ch;
  margin:16px 0 0;
  font-size:15px;
  color:var(--muted);
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:22px;
}
.metric-strip{
  display:grid;
  grid-template-columns:repeat(3, minmax(0, 1fr));
  gap:12px;
  margin-top:22px;
}
.metric{
  padding:14px;
  border-radius:18px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
}
.metric .num{
  display:block;
  font-size:20px;
  font-weight:800;
  color:#fff;
  line-height:1.1;
}
.metric .txt{
  display:block;
  margin-top:6px;
  font-size:13px;
  color:var(--muted);
}
.hero-panel{
  display:grid;
  gap:14px;
  align-content:start;
}
.progress-card,
.preview-card,
.tier-card{
  border-radius:24px;
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow-soft);
}
.progress-card{
  padding:18px;
  display:grid;
  gap:16px;
}
.progress-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}
.progress-head h2{
  margin:0;
  font-size:16px;
  line-height:1.35;
}
.progress-head p{
  margin:4px 0 0;
  color:var(--muted);
  font-size:13px;
}
.ring-row{
  display:flex;
  align-items:center;
  gap:16px;
}
.ring{
  --value:86;
  width:116px;
  height:116px;
  border-radius:50%;
  background:
    conic-gradient(from 120deg, var(--brand) calc(var(--value) * 1%), rgba(255,255,255,.08) 0);
  display:grid;
  place-items:center;
  position:relative;
  flex:0 0 auto;
}
.ring::after{
  content:"";
  position:absolute;
  inset:12px;
  border-radius:50%;
  background:linear-gradient(180deg, #121c27, #0f1620);
  border:1px solid rgba(255,255,255,.08);
}
.ring-inner{
  position:relative;
  z-index:1;
  text-align:center;
}
.ring-inner strong{
  display:block;
  font-size:30px;
  line-height:1;
  font-weight:800;
}
.ring-inner span{
  display:block;
  margin-top:5px;
  font-size:12px;
  color:var(--muted);
}
.ring-meta{
  flex:1;
  display:grid;
  gap:10px;
}
.stat-line{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  font-size:13px;
  color:var(--muted);
}
.stat-line strong{color:#fff}
.bar{
  width:100%;
  height:10px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.06);
}
.bar span{
  display:block;
  height:100%;
  width:var(--w, 60%);
  border-radius:inherit;
  background:linear-gradient(90deg, var(--brand) 0%, var(--brand2) 52%, var(--brand3) 100%);
}
.preview-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:12px;
}
.tier-card{
  padding:14px;
  min-height:116px;
  display:grid;
  gap:10px;
}
.tier-card .top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
.tier-card .label{
  font-size:13px;
  color:var(--muted);
}
.tier-card h3{
  margin:0;
  font-size:16px;
  line-height:1.35;
}
.tier-card p{
  margin:0;
  color:var(--muted);
  font-size:13px;
}
.tier-card.full{
  grid-column:1 / -1;
  background:
    linear-gradient(145deg, rgba(30,240,191,.10), rgba(124,92,255,.10)),
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
}
.page-section{
  padding:var(--section) 0 0;
}
.section-heading{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:22px;
}
.section-heading h2{
  margin:0;
  font-size:clamp(1.5rem, 2vw, 2rem);
  line-height:1.15;
  font-weight:800;
}
.section-heading p{
  margin:0;
  color:var(--muted);
  max-width:58ch;
}
.section-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:12px;
  color:var(--accent);
  font-size:13px;
  letter-spacing:.06em;
  text-transform:uppercase;
}
.section-eyebrow::before{
  content:"";
  width:22px;
  height:1px;
  background:linear-gradient(90deg, var(--accent), transparent);
}
.problem-grid{
  display:grid;
  grid-template-columns:repeat(12, minmax(0,1fr));
  gap:16px;
}
.problem-card{
  grid-column:span 4;
  padding:22px;
  border-radius:var(--radius);
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.025));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow-soft);
  position:relative;
  overflow:hidden;
  min-height:188px;
}
.problem-card::before{
  content:"";
  position:absolute;
  inset:auto -30px -38px auto;
  width:120px;height:120px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(255,79,216,.14), transparent 68%);
  pointer-events:none;
}
.problem-card .index{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:12px;
  background:rgba(30,240,191,.12);
  color:var(--accent);
  font-weight:800;
  margin-bottom:14px;
}
.problem-card h3{
  margin:0;
  font-size:18px;
  line-height:1.35;
}
.problem-card p{
  margin:10px 0 0;
  color:var(--muted);
  font-size:14px;
}
.solution-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:16px;
}
.solution-card{
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.solution-main{
  padding:24px;
  min-height:100%;
}
.solution-main h3{
  margin:0;
  font-size:22px;
  line-height:1.25;
}
.solution-main p{
  margin:12px 0 0;
  color:var(--muted);
}
.solution-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:32px;
  padding:0 12px;
  border-radius:999px;
  font-size:13px;
  color:var(--text);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
}
.tag strong{font-size:12px;color:var(--accent)}
.solution-side{
  display:grid;
  gap:16px;
}
.mini-card{
  padding:18px;
  border-radius:24px;
  background:linear-gradient(180deg, rgba(15,23,32,.98), rgba(16,25,35,.92));
  border:1px solid rgba(255,255,255,.08);
}
.mini-card h4{
  margin:0;
  font-size:16px;
}
.mini-card p{
  margin:8px 0 0;
  color:var(--muted);
  font-size:13px;
}
.mini-list{
  margin:14px 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:10px;
}
.mini-list li{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  font-size:14px;
}
.mini-list li::before{
  content:"";
  width:10px;height:10px;border-radius:50%;
  background:linear-gradient(135deg, var(--brand), var(--brand3));
  box-shadow:0 0 0 4px rgba(30,240,191,.08);
  flex:0 0 auto;
}
.result-grid{
  display:grid;
  grid-template-columns:repeat(12, minmax(0,1fr));
  gap:16px;
}
.result-card{
  grid-column:span 3;
  padding:20px;
  border-radius:24px;
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
}
.result-card .score{
  font-size:34px;
  font-weight:800;
  line-height:1;
  background:linear-gradient(135deg, #f8fffd 0%, #92ffee 38%, #c3a8ff 72%, #ff93de 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.result-card .label{
  margin-top:10px;
  color:var(--muted);
  font-size:13px;
}
.result-card .note{
  margin-top:12px;
  color:#dfe8f0;
  font-size:14px;
}
.result-wide{
  grid-column:span 6;
  padding:22px;
  border-radius:var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(30,240,191,.10), rgba(124,92,255,.10)),
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
}
.compare{
  display:grid;
  gap:14px;
  margin-top:14px;
}
.compare-row{
  display:grid;
  grid-template-columns:120px 1fr auto;
  gap:14px;
  align-items:center;
  font-size:14px;
}
.compare-row .name{
  color:var(--text);
  font-weight:600;
}
.compare-row .track{
  height:10px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  overflow:hidden;
}
.compare-row .track span{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--brand), var(--brand2));
}
.compare-row .value{
  color:var(--muted);
  min-width:48px;
  text-align:right;
}
.testimonial-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:16px;
}
.quote-card{
  padding:22px;
  border-radius:var(--radius);
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow-soft);
}
.quote-mark{
  font-size:42px;
  line-height:1;
  color:rgba(30,240,191,.55);
}
.quote-card p{
  margin:10px 0 16px;
  color:#dfebf2;
  font-size:14px;
}
.quote-user{
  display:flex;
  align-items:center;
  gap:12px;
}
.avatar{
  width:42px;
  height:42px;
  border-radius:50%;
  background:linear-gradient(135deg, rgba(30,240,191,.92), rgba(124,92,255,.92));
  box-shadow:0 10px 18px rgba(0,0,0,.18);
}
.quote-user strong{
  display:block;
  font-size:14px;
}
.quote-user span{
  display:block;
  color:var(--muted);
  font-size:12px;
  margin-top:2px;
}
.faq-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:14px;
}
.faq-item{
  border-radius:22px;
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
  overflow:hidden;
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 20px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  width:28px;
  height:28px;
  display:grid;
  place-items:center;
  border-radius:10px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  color:var(--text);
  flex:0 0 auto;
}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-body{
  padding:0 20px 18px;
  color:var(--muted);
  font-size:14px;
}
.cta-shell{
  padding:24px;
  border-radius:34px;
  border:1px solid rgba(255,255,255,.09);
  background:
    radial-gradient(700px 240px at 20% 0%, rgba(30,240,191,.24), transparent 58%),
    radial-gradient(700px 240px at 90% 20%, rgba(255,79,216,.18), transparent 52%),
    linear-gradient(135deg, rgba(16,25,35,.96), rgba(12,17,24,.96));
  box-shadow:var(--shadow);
}
.cta-inner{
  display:grid;
  grid-template-columns:1fr auto;
  gap:18px;
  align-items:center;
}
.cta-inner h2{
  margin:0;
  font-size:clamp(1.6rem, 2.6vw, 2.35rem);
  line-height:1.1;
}
.cta-inner p{
  margin:10px 0 0;
  color:var(--muted);
  max-width:62ch;
}
.cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.footer{
  padding:34px 0 24px;
}
.footer-inner{
  display:grid;
  grid-template-columns:1.4fr .6fr;
  gap:24px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-text{
  margin:14px 0 0;
  max-width:62ch;
  color:var(--muted);
  font-size:14px;
}
.copyright{
  margin-top:16px;
  color:var(--soft);
  font-size:13px;
}
.footer-links{
  display:grid;
  gap:10px;
  align-content:start;
  justify-items:start;
}
.footer-links a{
  color:var(--muted);
  font-size:14px;
}
.footer-links a:hover,
.footer-links a:focus-visible{
  color:var(--text);
  outline:none;
}
main{
  padding-bottom:24px;
}
.content-grid{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);
  gap:24px;
  align-items:start;
}
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  justify-content:space-between;
  margin-bottom:16px;
}
.filter-tabs{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.filter-chip{
  display:inline-flex;
  align-items:center;
  min-height:38px;
  padding:0 14px;
  border-radius:999px;
  color:var(--muted);
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
  transition:transform .22s var(--ease), color .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease);
}
.filter-chip:hover,
.filter-chip:focus-visible{
  color:var(--text);
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.14);
  transform:translateY(-1px);
  outline:none;
}
.filter-chip.active{
  color:#081016;
  background:linear-gradient(135deg, var(--brand), #9df6d6);
  border-color:transparent;
}
.search-box{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:min(100%, 380px);
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
}
.search-box input{
  width:100%;
  border:0;
  background:transparent;
  color:var(--text);
  outline:none;
}
.search-box input::placeholder{color:#7f93a6}
.search-box button{
  border:0;
  min-width:92px;
}
.entry-list{
  display:grid;
  gap:16px;
}
.entry-card{
  display:grid;
  grid-template-columns:180px minmax(0,1fr);
  gap:18px;
  padding:18px;
  border-radius:28px;
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow-soft);
  transition:transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.entry-card:hover{
  transform:translateY(-3px);
  border-color:rgba(30,240,191,.22);
  box-shadow:0 16px 32px rgba(0,0,0,.24);
}
.entry-thumb{
  min-height:140px;
  border-radius:22px;
  background:
    radial-gradient(240px 120px at 25% 25%, rgba(30,240,191,.34), transparent 60%),
    radial-gradient(220px 140px at 80% 80%, rgba(255,79,216,.24), transparent 58%),
    linear-gradient(135deg, rgba(17,27,39,.9), rgba(10,15,22,.95));
  border:1px solid rgba(255,255,255,.06);
  padding:14px;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:10px;
}
.thumb-pill{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 10px;
  border-radius:999px;
  background:rgba(8,14,20,.44);
  border:1px solid rgba(255,255,255,.10);
  color:#eaf7f2;
  font-size:12px;
}
.thumb-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:30px;
  padding:0 10px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  color:var(--text);
  border:1px solid rgba(255,255,255,.08);
  font-size:12px;
}
.entry-body{
  min-width:0;
}
.entry-topline{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
  margin-bottom:10px;
}
.entry-topline .mini{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  color:var(--muted);
}
.entry-title{
  margin:0;
  font-size:18px;
  line-height:1.35;
}
.entry-title a:hover{color:#c7fff0}
.entry-desc{
  margin:10px 0 14px;
  color:var(--muted);
  font-size:14px;
}
.entry-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  color:var(--soft);
  font-size:12px;
}
.entry-meta span{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
}
.entry-actions{
  margin-top:14px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.side-panel{
  position:sticky;
  top:96px;
  display:grid;
  gap:16px;
}
.side-card{
  padding:20px;
  border-radius:28px;
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
}
.side-card h3{
  margin:0;
  font-size:18px;
  line-height:1.3;
}
.side-card p{
  margin:10px 0 0;
  color:var(--muted);
  font-size:14px;
}
.side-list{
  margin:14px 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:10px;
}
.side-list li a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 14px;
  border-radius:18px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.07);
  color:var(--text);
  transition:background .22s var(--ease), transform .22s var(--ease), border-color .22s var(--ease);
}
.side-list li a:hover,
.side-list li a:focus-visible{
  background:rgba(255,255,255,.06);
  border-color:rgba(30,240,191,.18);
  transform:translateY(-1px);
  outline:none;
}
.side-list .small{
  color:var(--muted);
  font-size:12px;
}
.topic-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:14px;
}
.topic-cloud a{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:0 12px;
  border-radius:999px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
  color:var(--muted);
  font-size:13px;
}
.topic-cloud a:hover,
.topic-cloud a:focus-visible{
  color:var(--text);
  border-color:rgba(255,255,255,.16);
  outline:none;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:16px;
}
.related-card{
  padding:20px;
  border-radius:28px;
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
}
.related-card h3{
  margin:0;
  font-size:17px;
}
.related-card p{
  margin:10px 0 0;
  color:var(--muted);
  font-size:14px;
}
.related-card .link{
  margin-top:14px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#b7fff0;
  font-weight:700;
}
.related-card .link::after{
  content:"→";
}
.anchor-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:14px;
}
.anchor-row a{
  padding:8px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
  color:var(--muted);
  font-size:13px;
}
.anchor-row a:hover{color:var(--text)}
.section-alt{
  position:relative;
}
.section-alt::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(180deg, transparent, rgba(255,255,255,.01));
}
@media (max-width: 1180px){
  .hero-inner,
  .solution-grid,
  .content-grid,
  .footer-inner{
    grid-template-columns:1fr;
  }
  .side-panel{position:static}
  .preview-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
  .result-card{grid-column:span 6}
  .result-wide{grid-column:span 12}
}
@media (max-width: 920px){
  .problem-card{grid-column:span 6}
  .testimonial-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .metric-strip{grid-template-columns:1fr}
  .entry-card{grid-template-columns:1fr}
  .entry-thumb{min-height:160px}
  .result-card{grid-column:span 12}
  .section-heading{flex-direction:column; align-items:flex-start}
  .filter-bar{flex-direction:column; align-items:stretch}
  .search-box{min-width:0}
}
@media (max-width: 760px){
  .header-inner{
    min-height:66px;
    gap:10px;
    flex-wrap:wrap;
  }
  .toolbar-nav{
    order:4;
    width:100%;
    max-height:0;
    overflow:hidden;
    margin-left:0;
    flex-direction:column;
    align-items:stretch;
    transition:max-height .28s var(--ease);
  }
  .nav-toggle:checked ~ .toolbar-nav{
    max-height:280px;
    padding-top:10px;
  }
  .nav-link{justify-content:flex-start}
  .nav-burger{display:inline-flex;margin-left:auto}
  .status-pill{display:none}
  .hero{padding-top:20px}
  .hero-inner{padding:20px}
  .hero-title{font-size:clamp(1.8rem, 7vw, 2.4rem)}
  .preview-grid{grid-template-columns:1fr}
  .problem-card{grid-column:1 / -1}
  .ring-row{flex-direction:column; align-items:flex-start}
  .ring{width:104px;height:104px}
  .content-grid{gap:18px}
  .entry-card{padding:14px}
  .side-card{padding:16px}
  .cta-shell{padding:18px}
}
@media (max-width: 520px){
  .container{width:min(calc(100% - 20px), var(--container))}
  .header-actions .btn-primary{display:none}
  .brand{font-size:15px}
  .hero-shell,
  .progress-card,
  .tier-card,
  .problem-card,
  .solution-card,
  .mini-card,
  .result-card,
  .quote-card,
  .faq-item,
  .side-card,
  .related-card,
  .entry-card{
    border-radius:20px;
  }
  .hero-inner{gap:20px;padding:16px}
  .hero-subtitle,.section-heading p,.footer-text,.entry-desc,.quote-card p,.mini-card p,.faq-item .faq-body{font-size:13px}
  .hero-actions,.entry-actions,.cta-actions{flex-direction:column;align-items:stretch}
  .btn,.filter-chip,.search-box button{width:100%}
  .filter-tabs,.topic-cloud,.anchor-row,.section-badges{gap:8px}
  .search-box{border-radius:18px;flex-wrap:wrap}
  .search-box input{min-width:100%;padding:4px 2px}
  .search-box button{min-width:100%}
}

/* roulang page: category1 */
:root{
  --bg:#0b1115;
  --bg-soft:#0f161b;
  --panel:#111a20;
  --panel-2:#0d1418;
  --line:#23323b;
  --line-2:#31434d;
  --text:#eef7f3;
  --muted:#9eb0a9;
  --muted-2:#7f918b;
  --primary:#40e6b4;
  --primary-2:#7af2ff;
  --accent:#eb74ff;
  --accent-2:#ffbe61;
  --success:#6de792;
  --danger:#ff7979;
  --shadow:0 16px 40px rgba(0,0,0,.28);
  --shadow-soft:0 10px 24px rgba(0,0,0,.18);
  --radius:24px;
  --radius-lg:30px;
  --header-h:84px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    linear-gradient(180deg, rgba(16,22,27,.96), rgba(11,17,21,.98)),
    linear-gradient(135deg, rgba(64,230,180,.08), rgba(235,116,255,.05) 45%, rgba(255,190,97,.04));
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  line-height:1.7;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    linear-gradient(to right, rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:56px 56px;
  opacity:.18;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.8), rgba(0,0,0,.18));
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
::selection{background:rgba(64,230,180,.25);color:var(--text)}

.container{
  width:min(1260px, calc(100% - 32px));
  margin:0 auto;
}

.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(9,14,17,.93);
  border-bottom:1px solid rgba(35,50,59,.9);
  backdrop-filter:saturate(120%);
  transition:padding .2s ease, box-shadow .2s ease, background .2s ease;
}
.site-header.is-scrolled{
  box-shadow:0 10px 30px rgba(0,0,0,.22);
}
.header-inner{
  min-height:var(--header-h);
  display:flex;
  align-items:center;
  gap:16px;
  padding:14px 0;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  letter-spacing:0;
  color:var(--text);
  flex:0 0 auto;
}
.brand span:last-child{
  font-size:15px;
  line-height:1.2;
  white-space:nowrap;
}
.brand-mark{
  width:16px;
  height:16px;
  border-radius:6px;
  background:linear-gradient(135deg, var(--primary), var(--primary-2) 52%, var(--accent));
  box-shadow:0 0 0 5px rgba(64,230,180,.12), 0 0 18px rgba(64,230,180,.22);
  transform:rotate(10deg);
  flex:0 0 auto;
}

.nav-toggle{display:none}
.toolbar-nav{
  margin-left:18px;
  display:flex;
  align-items:center;
  gap:6px;
  padding:6px;
  border:1px solid rgba(35,50,59,.9);
  border-radius:999px;
  background:rgba(17,26,32,.72);
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:38px;
  padding:0 16px;
  border-radius:999px;
  color:var(--muted);
  font-size:14px;
  font-weight:600;
  transition:background .18s ease, color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.nav-link:hover,
.nav-link:focus-visible{
  color:var(--text);
  background:rgba(255,255,255,.04);
  outline:none;
}
.nav-link.active{
  color:#071015;
  background:linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow:0 10px 24px rgba(64,230,180,.22);
}
.header-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.status-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid rgba(35,50,59,.9);
  background:rgba(17,26,32,.72);
  color:var(--muted);
  font-size:13px;
  white-space:nowrap;
}
.status-pill .dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--success);
  box-shadow:0 0 0 5px rgba(109,231,146,.12);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 18px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:14px;
  font-weight:700;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
  user-select:none;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn:focus-visible{
  outline:2px solid rgba(122,242,255,.46);
  outline-offset:2px;
}
.btn-primary{
  color:#061014;
  background:linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow:0 14px 28px rgba(64,230,180,.18);
}
.btn-primary:hover{
  box-shadow:0 18px 34px rgba(64,230,180,.24);
}
.btn-secondary{
  color:var(--text);
  background:rgba(255,255,255,.02);
  border-color:rgba(75,92,100,.9);
}
.btn-secondary:hover{
  border-color:rgba(122,242,255,.58);
  background:linear-gradient(135deg, rgba(122,242,255,.08), rgba(235,116,255,.06));
}

.nav-burger{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  border-radius:14px;
  border:1px solid rgba(35,50,59,.9);
  background:rgba(17,26,32,.72);
  flex:0 0 auto;
}
.nav-burger span,
.nav-burger span::before,
.nav-burger span::after{
  content:"";
  display:block;
  width:16px;
  height:2px;
  border-radius:99px;
  background:var(--text);
  position:relative;
}
.nav-burger span::before{
  position:absolute;
  top:-6px;
  left:0;
}
.nav-burger span::after{
  position:absolute;
  top:6px;
  left:0;
}

main{
  padding:28px 0 64px;
  position:relative;
  z-index:1;
}
.hero{
  padding:18px 0 26px;
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(330px,.85fr);
  gap:24px;
  align-items:stretch;
}
.hero-copy,
.hero-panel,
.panel,
.highlight-card,
.entry-card,
.related-card,
.faq-item,
.cta-panel,
.footer{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(35,50,59,.92);
  background:linear-gradient(180deg, rgba(17,26,32,.94), rgba(12,18,22,.96));
  box-shadow:var(--shadow-soft);
}
.hero-copy,
.hero-panel,
.panel,
.highlight-card,
.related-card,
.faq-item,
.cta-panel{
  border-radius:var(--radius-lg);
}
.hero-copy{
  padding:30px 30px 28px;
  background:
    linear-gradient(135deg, rgba(64,230,180,.12), rgba(17,26,32,.98) 42%, rgba(17,26,32,.98)),
    linear-gradient(180deg, rgba(17,26,32,.96), rgba(12,18,22,.96));
}
.hero-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:34px;
  padding:0 12px;
  border-radius:999px;
  border:1px solid rgba(122,242,255,.26);
  background:rgba(122,242,255,.08);
  color:#cbfaff;
  font-size:13px;
  font-weight:700;
  letter-spacing:0;
}
.hero-chip .burst{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:18px;
  height:18px;
  border-radius:5px;
  background:linear-gradient(135deg, var(--accent-2), var(--accent));
  color:#0b1013;
  font-size:12px;
  line-height:1;
}
.hero h1{
  margin:18px 0 12px;
  font-size:54px;
  line-height:1.08;
  letter-spacing:0;
  font-weight:800;
}
.hero-subtitle{
  margin:0;
  max-width:760px;
  color:var(--muted);
  font-size:16px;
  line-height:1.82;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin:24px 0 18px;
}
.badge-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:36px;
  padding:0 13px;
  border-radius:999px;
  border:1px solid rgba(49,67,77,.88);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-size:13px;
  font-weight:700;
}
.badge strong{color:var(--primary-2)}
.badge.accent{
  background:linear-gradient(135deg, rgba(64,230,180,.12), rgba(235,116,255,.08));
  border-color:rgba(122,242,255,.28);
}
.badge.hot{
  background:linear-gradient(135deg, rgba(255,190,97,.15), rgba(235,116,255,.08));
  border-color:rgba(255,190,97,.35);
}
.badge.neutral{color:var(--muted)}
.hero-note{
  margin-top:16px;
  color:var(--muted-2);
  font-size:13px;
}

.hero-panel{
  padding:20px;
  display:grid;
  gap:14px;
  align-content:start;
  background:
    linear-gradient(180deg, rgba(21,31,37,.96), rgba(11,16,20,.96)),
    linear-gradient(135deg, rgba(122,242,255,.08), rgba(235,116,255,.06));
}
.panel-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  padding:18px;
  border-radius:22px;
  border:1px solid rgba(49,67,77,.78);
  background:linear-gradient(135deg, rgba(64,230,180,.1), rgba(17,26,32,.92));
}
.panel-kicker{
  margin:0 0 6px;
  color:var(--primary-2);
  font-size:13px;
  font-weight:800;
  letter-spacing:0;
}
.panel-title{
  margin:0;
  font-size:19px;
  line-height:1.35;
  font-weight:800;
}
.panel-desc{
  margin:8px 0 0;
  color:var(--muted);
  font-size:14px;
  line-height:1.68;
}
.panel-chip{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:32px;
  padding:0 11px;
  border-radius:999px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(49,67,77,.85);
  color:var(--muted);
  font-size:12px;
  font-weight:700;
  white-space:nowrap;
}
.panel-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.mini-card{
  padding:16px 15px;
  border-radius:20px;
  border:1px solid rgba(49,67,77,.82);
  background:rgba(255,255,255,.03);
}
.mini-card strong{
  display:block;
  margin-top:6px;
  font-size:18px;
  font-weight:800;
}
.mini-card span{
  display:block;
  color:var(--muted);
  font-size:13px;
  line-height:1.6;
}
.panel-foot{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding:16px;
  border-radius:20px;
  border:1px solid rgba(49,67,77,.82);
  background:linear-gradient(135deg, rgba(235,116,255,.08), rgba(64,230,180,.06));
}
.panel-foot .mini-links{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.panel-link{
  display:inline-flex;
  align-items:center;
  min-height:32px;
  padding:0 12px;
  border-radius:999px;
  border:1px solid rgba(122,242,255,.22);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-size:13px;
  font-weight:700;
  transition:background .18s ease, transform .18s ease, border-color .18s ease;
}
.panel-link:hover,
.panel-link:focus-visible{
  background:rgba(122,242,255,.08);
  border-color:rgba(122,242,255,.44);
  transform:translateY(-1px);
  outline:none;
}
.panel-foot .panel-chip{
  background:rgba(64,230,180,.09);
  color:#d8fff3;
}

.section{
  margin-top:26px;
}
.section-shell{
  padding:24px;
  border-radius:var(--radius-lg);
  border:1px solid rgba(35,50,59,.92);
  background:linear-gradient(180deg, rgba(15,22,27,.92), rgba(11,17,21,.96));
  box-shadow:var(--shadow-soft);
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:18px;
}
.section-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin:0 0 8px;
  color:var(--primary-2);
  font-size:13px;
  font-weight:800;
  letter-spacing:0;
}
.section-label::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 5px rgba(64,230,180,.12);
}
.section-title{
  margin:0;
  font-size:30px;
  line-height:1.18;
  font-weight:800;
}
.section-desc{
  margin:8px 0 0;
  color:var(--muted);
  font-size:15px;
  line-height:1.78;
  max-width:720px;
}
.note-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid rgba(49,67,77,.85);
  background:rgba(255,255,255,.03);
  color:var(--muted);
  font-size:13px;
  font-weight:700;
  white-space:nowrap;
}
.note-badge strong{color:var(--accent-2)}

.highlights-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
}
.highlight-card{
  padding:20px 20px 18px;
  transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.highlight-card:hover,
.entry-card:hover,
.related-card:hover,
.faq-item:hover{
  transform:translateY(-2px);
  border-color:rgba(122,242,255,.36);
  box-shadow:0 18px 34px rgba(0,0,0,.22);
}
.highlight-index{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:12px;
  background:linear-gradient(135deg, rgba(64,230,180,.18), rgba(122,242,255,.14));
  border:1px solid rgba(122,242,255,.22);
  color:var(--primary-2);
  font-weight:800;
}
.highlight-card h3{
  margin:14px 0 8px;
  font-size:18px;
  line-height:1.4;
  font-weight:800;
}
.highlight-card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
  line-height:1.72;
}
.highlight-foot{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}

.content-grid{
  display:grid;
  grid-template-columns:minmax(0,1.42fr) minmax(300px,.58fr);
  gap:22px;
  align-items:start;
}
.filter-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:18px;
  padding:16px;
  border-radius:24px;
  border:1px solid rgba(35,50,59,.92);
  background:rgba(17,26,32,.78);
}
.filter-chips{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.filter-chip{
  min-height:38px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid rgba(49,67,77,.88);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-size:13px;
  font-weight:700;
  transition:transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
}
.filter-chip:hover,
.filter-chip:focus-visible{
  transform:translateY(-1px);
  border-color:rgba(122,242,255,.42);
  outline:none;
}
.filter-chip.is-active{
  color:#071015;
  border-color:transparent;
  background:linear-gradient(135deg, var(--primary), var(--primary-2));
}
.search-wrap{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid rgba(49,67,77,.88);
  background:rgba(255,255,255,.03);
}
.search-wrap span{
  color:var(--muted);
  font-size:13px;
  font-weight:700;
}
.search-wrap input,
.sort-select{
  width:100%;
  min-width:0;
  background:transparent;
  border:0;
  outline:none;
  color:var(--text);
}
.search-wrap input::placeholder{color:var(--muted-2)}
.search-wrap input{
  width:210px;
  font-size:13px;
}
.sort-select{
  appearance:none;
  width:auto;
  padding-right:8px;
  color:var(--text);
  font-size:13px;
  font-weight:700;
  cursor:pointer;
}
.toolbar-right{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}

.list-stack{
  display:grid;
  gap:16px;
}
.entry-card{
  display:grid;
  grid-template-columns:170px minmax(0,1fr);
  gap:18px;
  padding:18px;
  border-radius:28px;
  transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.thumb{
  position:relative;
  min-height:158px;
  border-radius:22px;
  border:1px solid rgba(122,242,255,.18);
  background:
    linear-gradient(135deg, rgba(64,230,180,.22), rgba(17,26,32,.18) 40%, rgba(235,116,255,.16)),
    linear-gradient(180deg, rgba(19,30,36,1), rgba(12,18,22,1));
  overflow:hidden;
}
.thumb::after{
  content:"";
  position:absolute;
  inset:18px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.08);
}
.thumb::before{
  content:"";
  position:absolute;
  left:18px;
  right:18px;
  bottom:18px;
  height:10px;
  border-radius:999px;
  background:linear-gradient(90deg, rgba(64,230,180,.2), rgba(122,242,255,.9), rgba(235,116,255,.38));
}
.thumb-label{
  position:absolute;
  top:16px;
  left:16px;
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:0 11px;
  border-radius:999px;
  background:rgba(8,12,15,.72);
  border:1px solid rgba(122,242,255,.22);
  color:#dbfafe;
  font-size:12px;
  font-weight:800;
  z-index:1;
}
.thumb-title{
  position:absolute;
  left:16px;
  top:56px;
  z-index:1;
  display:block;
  font-size:22px;
  line-height:1;
  font-weight:800;
  color:rgba(255,255,255,.96);
}
.thumb-sub{
  position:absolute;
  left:16px;
  top:92px;
  z-index:1;
  color:rgba(238,247,243,.72);
  font-size:13px;
  line-height:1.55;
}
.thumb-a{
  background:
    linear-gradient(135deg, rgba(64,230,180,.24), rgba(122,242,255,.12) 42%, rgba(17,26,32,.14)),
    linear-gradient(180deg, rgba(19,30,36,1), rgba(12,18,22,1));
}
.thumb-b{
  background:
    linear-gradient(135deg, rgba(235,116,255,.18), rgba(64,230,180,.12) 44%, rgba(17,26,32,.14)),
    linear-gradient(180deg, rgba(19,30,36,1), rgba(12,18,22,1));
}
.thumb-c{
  background:
    linear-gradient(135deg, rgba(255,190,97,.18), rgba(122,242,255,.1) 42%, rgba(17,26,32,.14)),
    linear-gradient(180deg, rgba(19,30,36,1), rgba(12,18,22,1));
}
.entry-body{
  min-width:0;
}
.entry-topline{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.entry-kicker{
  color:var(--muted-2);
  font-size:12px;
  font-weight:800;
  letter-spacing:0;
}
.entry-badge{
  display:inline-flex;
  align-items:center;
  min-height:28px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:800;
  border:1px solid rgba(49,67,77,.88);
  background:rgba(255,255,255,.03);
  color:var(--muted);
}
.entry-badge.hot{
  color:#fff2d9;
  border-color:rgba(255,190,97,.34);
  background:rgba(255,190,97,.12);
}
.entry-badge.new{
  color:#ddfff4;
  border-color:rgba(64,230,180,.34);
  background:rgba(64,230,180,.1);
}
.entry-body h3{
  margin:10px 0 8px;
  font-size:20px;
  line-height:1.35;
  font-weight:800;
}
.entry-body p{
  margin:0;
  color:var(--muted);
  font-size:14px;
  line-height:1.75;
}
.entry-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:14px 0 10px;
}
.tag{
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:0 11px;
  border-radius:999px;
  border:1px solid rgba(49,67,77,.88);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-size:12px;
  font-weight:700;
}
.entry-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 14px;
  color:var(--muted-2);
  font-size:12px;
}
.entry-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:14px;
  color:#dffcf5;
  font-size:13px;
  font-weight:800;
  transition:transform .18s ease, color .18s ease;
}
.entry-link span{transition:transform .18s ease}
.entry-link:hover,
.entry-link:focus-visible{
  color:#fff;
  outline:none;
}
.entry-link:hover span,
.entry-link:focus-visible span{
  transform:translateX(3px);
}

.side-stack{
  display:grid;
  gap:16px;
  position:sticky;
  top:110px;
}
.side-card{
  padding:18px;
  border-radius:24px;
  border:1px solid rgba(35,50,59,.92);
  background:rgba(17,26,32,.84);
}
.side-card h3{
  margin:0 0 10px;
  font-size:18px;
  line-height:1.35;
  font-weight:800;
}
.side-card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
  line-height:1.72;
}
.index-list{
  display:grid;
  gap:8px;
}
.index-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  min-height:42px;
  padding:0 12px;
  border-radius:14px;
  border:1px solid rgba(49,67,77,.82);
  background:rgba(255,255,255,.02);
  color:var(--muted);
  font-size:13px;
  font-weight:700;
  transition:background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
}
.index-list a::after{
  content:"→";
  color:rgba(122,242,255,.72);
}
.index-list a:hover,
.index-list a:focus-visible,
.index-list a.is-active{
  color:var(--text);
  border-color:rgba(122,242,255,.42);
  background:rgba(122,242,255,.08);
  outline:none;
  transform:translateX(2px);
}
.side-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.side-tags .tag{
  color:var(--muted);
  border-color:rgba(49,67,77,.82);
}
.side-stats{
  display:grid;
  gap:10px;
}
.stat-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  min-height:42px;
  padding:0 12px;
  border-radius:14px;
  border:1px solid rgba(49,67,77,.82);
  background:rgba(255,255,255,.02);
}
.stat-row span{
  color:var(--muted);
  font-size:13px;
  font-weight:700;
}
.stat-row strong{
  color:var(--text);
  font-size:14px;
  font-weight:800;
}
.side-actions{
  display:grid;
  gap:10px;
}
.side-actions .btn{
  width:100%;
}

.related-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.related-card{
  padding:22px;
  display:grid;
  gap:12px;
  min-height:220px;
  text-align:left;
  transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.related-card.primary{
  background:
    linear-gradient(135deg, rgba(64,230,180,.12), rgba(17,26,32,.96) 52%, rgba(235,116,255,.08)),
    linear-gradient(180deg, rgba(17,26,32,.96), rgba(12,18,22,.96));
}
.related-card.secondary{
  background:
    linear-gradient(135deg, rgba(235,116,255,.12), rgba(17,26,32,.96) 52%, rgba(64,230,180,.08)),
    linear-gradient(180deg, rgba(17,26,32,.96), rgba(12,18,22,.96));
}
.related-card .related-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.related-card h3{
  margin:0;
  font-size:24px;
  line-height:1.2;
  font-weight:800;
}
.related-card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
  line-height:1.75;
}
.related-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:auto;
  color:#e9fffb;
  font-size:14px;
  font-weight:800;
}
.related-link span{
  transition:transform .18s ease;
}
.related-card:hover .related-link span,
.related-card:focus-visible .related-link span{
  transform:translateX(3px);
}
.related-card .entry-badge{
  min-height:30px;
}

.faq-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.faq-item{
  padding:0;
  transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.faq-item button{
  width:100%;
  padding:18px 18px 16px;
  background:transparent;
  border:0;
  color:inherit;
  text-align:left;
}
.faq-question{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
}
.faq-question strong{
  font-size:16px;
  line-height:1.5;
  font-weight:800;
}
.faq-question .mark{
  flex:0 0 auto;
  width:30px;
  height:30px;
  border-radius:10px;
  border:1px solid rgba(49,67,77,.88);
  background:rgba(255,255,255,.03);
  color:var(--text);
  display:grid;
  place-items:center;
  transition:transform .18s ease, background .18s ease;
}
.faq-item.is-open .faq-question .mark{
  transform:rotate(45deg);
  background:rgba(64,230,180,.1);
}
.faq-answer{
  padding:0 18px 18px;
  color:var(--muted);
  font-size:14px;
  line-height:1.78;
}
.faq-answer[hidden]{display:none}

.cta-panel{
  padding:28px;
  background:
    linear-gradient(135deg, rgba(64,230,180,.16), rgba(17,26,32,.94) 42%, rgba(235,116,255,.12) 80%, rgba(255,190,97,.08)),
    linear-gradient(180deg, rgba(17,26,32,.96), rgba(12,18,22,.96));
}
.cta-inner{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
}
.cta-copy{
  max-width:760px;
}
.cta-copy h2{
  margin:0 0 10px;
  font-size:32px;
  line-height:1.15;
  font-weight:800;
}
.cta-copy p{
  margin:0;
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  flex:0 0 auto;
}
.cta-actions .btn{
  min-width:146px;
}

.footer{
  margin-top:26px;
  padding:26px 0 30px;
  border-radius:28px 28px 0 0;
  border-left:0;
  border-right:0;
  border-bottom:0;
  box-shadow:none;
  background:linear-gradient(180deg, rgba(12,18,22,.98), rgba(9,14,17,.98));
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  gap:24px;
  align-items:flex-start;
}
.footer-brand{
  max-width:640px;
}
.footer-text{
  margin:14px 0 16px;
  color:var(--muted);
  font-size:14px;
  line-height:1.8;
}
.copyright{
  color:var(--muted-2);
  font-size:13px;
}
.footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:flex-end;
  align-items:center;
}
.footer-links a{
  display:inline-flex;
  align-items:center;
  min-height:38px;
  padding:0 13px;
  border-radius:999px;
  border:1px solid rgba(49,67,77,.85);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-size:13px;
  font-weight:700;
  transition:transform .18s ease, border-color .18s ease, background .18s ease;
}
.footer-links a:hover,
.footer-links a:focus-visible{
  transform:translateY(-1px);
  border-color:rgba(122,242,255,.42);
  background:rgba(122,242,255,.07);
  outline:none;
}

@media (max-width: 1180px){
  .hero h1{font-size:48px}
  .section-title{font-size:28px}
  .cta-copy h2{font-size:30px}
}

@media (max-width: 1024px){
  .hero-grid,
  .content-grid{
    grid-template-columns:1fr;
  }
  .side-stack{
    position:static;
  }
  .highlights-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .faq-grid{
    grid-template-columns:1fr;
  }
  .related-grid{
    grid-template-columns:1fr;
  }
  .hero h1{font-size:42px}
}

@media (max-width: 960px){
  .header-inner{
    min-height:72px;
  }
  .toolbar-nav{
    display:none;
    position:absolute;
    left:16px;
    right:16px;
    top:calc(100% + 10px);
    margin-left:0;
    padding:12px;
    border-radius:24px;
    flex-direction:column;
    align-items:stretch;
    background:rgba(10,15,18,.98);
    box-shadow:0 22px 44px rgba(0,0,0,.3);
  }
  .nav-link{
    justify-content:flex-start;
    min-height:44px;
    width:100%;
    border-radius:14px;
  }
  .nav-burger{
    display:inline-flex;
  }
  #nav-toggle:checked ~ .toolbar-nav{
    display:flex;
  }
  .filter-bar{
    flex-direction:column;
    align-items:stretch;
  }
  .toolbar-right{
    justify-content:space-between;
    width:100%;
  }
  .search-wrap{
    width:100%;
  }
  .search-wrap input{
    width:100%;
  }
  .entry-card{
    grid-template-columns:1fr;
  }
  .thumb{
    min-height:140px;
  }
  .footer-inner,
  .cta-inner{
    flex-direction:column;
    align-items:flex-start;
  }
  .footer-links{
    justify-content:flex-start;
  }
}

@media (max-width: 700px){
  .container{
    width:min(1260px, calc(100% - 22px));
  }
  .hero-copy,
  .hero-panel,
  .section-shell,
  .cta-panel,
  .side-card,
  .entry-card{
    border-radius:22px;
  }
  .hero-copy{
    padding:24px 20px 22px;
  }
  .hero h1{font-size:36px}
  .hero-subtitle,
  .section-desc,
  .cta-copy p,
  .panel-desc{
    font-size:14px;
  }
  .panel-grid,
  .highlights-grid{
    grid-template-columns:1fr;
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
  }
  .section-title{font-size:24px}
  .cta-copy h2{font-size:26px}
  .cta-actions,
  .hero-actions{
    flex-direction:column;
    width:100%;
  }
  .cta-actions .btn,
  .hero-actions .btn{
    width:100%;
  }
  .header-actions .status-pill{
    display:none;
  }
  .badge-row{
    gap:8px;
  }
  .badge{
    min-height:32px;
    padding:0 11px;
    font-size:12px;
  }
  .entry-body h3{
    font-size:18px;
  }
}

@media (max-width: 520px){
  main{
    padding-top:20px;
  }
  .brand span:last-child{
    font-size:14px;
  }
  .hero h1{
    font-size:32px;
    line-height:1.12;
  }
  .hero-copy,
  .hero-panel,
  .section-shell,
  .cta-panel{
    padding:18px;
  }
  .panel-top,
  .panel-foot{
    padding:14px;
  }
  .hero-actions .btn,
  .cta-actions .btn{
    min-height:46px;
  }
  .search-wrap{
    padding:0 12px;
  }
  .search-wrap span{
    display:none;
  }
  .search-wrap input{
    font-size:12px;
  }
  .thumb-title{
    font-size:20px;
  }
  .related-card h3{
    font-size:20px;
  }
  .footer{
    margin-top:22px;
  }
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,
  *::before,
  *::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
}