/* roulang page: index */
:root {
      --bg: #f7fafc;
      --paper: #ffffff;
      --blue: #1d6fd8;
      --blue-dark: #124c9a;
      --blue-soft: #eaf3ff;
      --ink: #1d2939;
      --muted: #667085;
      --line: #e6ecf3;
      --green: #12a594;
      --amber: #f2a63b;
      --danger: #c84a4a;
      --footer: #132238;
      --shadow: 0 10px 28px rgba(16, 45, 85, .08);
      --shadow-strong: 0 16px 34px rgba(16, 45, 85, .14);
      --radius: 8px;
      --dock-radius: 16px;
      --container: 1200px;
      --transition: 180ms ease;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--bg);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      line-height: 1.75;
      letter-spacing: 0;
      padding-bottom: 110px;
    }

    body.locked { overflow: hidden; }
    a { color: inherit; text-decoration: none; }
    button, input, select { font: inherit; }
    button { cursor: pointer; }
    img { max-width: 100%; display: block; }
    button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
      outline: 3px solid rgba(29, 111, 216, .24);
      outline-offset: 2px;
    }

    .container {
      width: min(calc(100% - 48px), var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: relative;
      z-index: 30;
      padding-top: 24px;
    }

    .dock {
      width: min(calc(100% - 48px), 1120px);
      min-height: 68px;
      margin: 0 auto;
      padding: 10px 12px 10px 18px;
      display: flex;
      align-items: center;
      gap: 20px;
      background: rgba(255,255,255,.98);
      border: 1px solid #dbe6f0;
      border-radius: var(--dock-radius);
      box-shadow: 0 8px 24px rgba(16, 45, 85, .09);
      transition: box-shadow var(--transition), transform var(--transition);
    }

    .dock.scrolled {
      position: sticky;
      top: 12px;
      box-shadow: var(--shadow-strong);
    }

    .brand {
      flex: 0 0 auto;
      display: inline-flex;
      align-items: center;
      gap: 9px;
      color: var(--blue-dark);
      font-size: 16px;
      font-weight: 800;
      white-space: nowrap;
    }

    .brand-mark {
      width: 28px;
      height: 28px;
      display: inline-grid;
      place-items: center;
      color: #fff;
      background: var(--blue);
      border-radius: 7px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px;
      margin-left: auto;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 40px;
      padding: 0 12px;
      border-radius: 7px;
      color: #44546a;
      font-size: 14px;
      font-weight: 650;
      transition: background var(--transition), color var(--transition);
    }

    .nav-link:hover, .nav-link.active {
      color: var(--blue-dark);
      background: var(--blue-soft);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .icon-button {
      width: 40px;
      height: 40px;
      display: inline-grid;
      place-items: center;
      border: 1px solid var(--line);
      color: #53647a;
      background: #fff;
      border-radius: 8px;
      transition: all var(--transition);
    }

    .icon-button:hover, .icon-button.active {
      color: var(--blue);
      border-color: #b9d5f7;
      background: var(--blue-soft);
    }

    .btn {
      min-height: 44px;
      display: inline-flex;
      justify-content: center;
      align-items: center;
      gap: 8px;
      padding: 0 17px;
      border: 1px solid transparent;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 750;
      transition: transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .btn:hover { transform: translateY(-2px); }
    .btn-primary {
      color: #fff;
      background: var(--blue);
      box-shadow: 0 6px 14px rgba(29,111,216,.18);
    }
    .btn-primary:hover { background: var(--blue-dark); }
    .btn-secondary {
      color: var(--blue-dark);
      background: #fff;
      border-color: #b8d5f7;
    }
    .btn-secondary:hover {
      color: var(--blue-dark);
      background: var(--blue-soft);
      border-color: var(--blue);
    }

    .mobile-menu-button { display: none; }

    .search-panel {
      display: none;
      position: absolute;
      top: 82px;
      right: max(24px, calc((100vw - 1120px) / 2));
      width: min(420px, calc(100vw - 32px));
      padding: 18px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 10px;
      box-shadow: var(--shadow-strong);
    }

    .search-panel.open { display: block; }
    .search-row { display: flex; gap: 8px; }
    .search-input {
      width: 100%;
      min-height: 44px;
      padding: 0 12px;
      color: var(--ink);
      background: #fff;
      border: 1px solid #cfdbe8;
      border-radius: 8px;
    }
    .search-input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(29,111,216,.13); outline: none; }
    .search-message { min-height: 22px; margin: 7px 0 0; color: var(--muted); font-size: 13px; }
    .search-message.error { color: var(--danger); }
    .search-message.success { color: var(--green); }
    .recommend-label { margin: 12px 0 7px; color: var(--muted); font-size: 12px; }
    .recommend-list { display: flex; flex-wrap: wrap; gap: 6px; }
    .mini-tag {
      padding: 4px 8px;
      color: var(--blue-dark);
      background: var(--blue-soft);
      border: 0;
      border-radius: 5px;
      font-size: 12px;
    }

    .hero {
      position: relative;
      overflow: hidden;
      min-height: 645px;
      margin-top: -14px;
      padding: 118px 0 78px;
      background:
        linear-gradient(180deg, #f7fafc 0%, #f7fafc 74%, rgba(234,243,255,.75) 100%);
    }

    .hero-layout {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, .92fr) minmax(470px, 1.08fr);
      align-items: center;
      gap: 58px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      margin-bottom: 17px;
      color: var(--blue-dark);
      font-size: 13px;
      font-weight: 750;
    }

    .eyebrow i { color: var(--green); width: 16px; height: 16px; }

    h1, h2, h3, p { margin-top: 0; }
    h1 {
      max-width: 680px;
      margin-bottom: 20px;
      color: #142238;
      font-size: 46px;
      line-height: 1.28;
      font-weight: 850;
    }

    .hero-copy {
      max-width: 650px;
      margin-bottom: 26px;
      color: #526176;
      font-size: 16px;
    }

    .hero-buttons { display: flex; flex-wrap: wrap; gap: 10px; }
    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 17px;
      margin-top: 26px;
      color: var(--muted);
      font-size: 13px;
    }
    .hero-meta span { display: inline-flex; align-items: center; gap: 6px; }
    .hero-meta i { width: 15px; height: 15px; color: var(--green); }

    .preview-stage {
      position: relative;
      min-height: 420px;
      padding: 22px;
      background: #eaf3ff;
      border: 1px solid #d6e8fb;
      border-radius: 10px;
    }

    .preview-titlebar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 15px;
      color: #43536a;
      font-size: 13px;
      font-weight: 700;
    }

    .cover-grid {
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      grid-template-rows: 172px 172px;
      gap: 12px;
    }

    .cover {
      position: relative;
      overflow: hidden;
      min-height: 0;
      background:
        radial-gradient(circle at 75% 25%, rgba(255,255,255,.45), transparent 20%),
        linear-gradient(135deg, #d4e8fb, #8eb9ea);
      border: 1px solid rgba(255,255,255,.7);
      border-radius: 8px;
    }

    .cover:nth-child(2) { background: linear-gradient(135deg, #b5d9e8, #5f9abe); }
    .cover:nth-child(3) { background: linear-gradient(135deg, #c9e5dc, #72ad9c); }
    .cover:nth-child(4) { background: linear-gradient(135deg, #edd9bd, #cda06f); }
    .cover.large { grid-row: span 2; }

    .cover::after {
      position: absolute;
      inset: 0;
      content: "";
      background: linear-gradient(180deg, transparent 40%, rgba(15,31,51,.68) 100%);
    }

    .cover-shape {
      position: absolute;
      width: 54%;
      height: 74%;
      right: 11%;
      bottom: 0;
      border: 5px solid rgba(255,255,255,.43);
      border-bottom: 0;
      border-radius: 52% 52% 0 0;
      transform: rotate(-7deg);
    }

    .cover-label {
      position: absolute;
      z-index: 1;
      left: 12px;
      right: 12px;
      bottom: 10px;
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      color: #fff;
      font-size: 11px;
    }

    .cover-label strong { display: block; max-width: 130px; font-size: 13px; line-height: 1.35; }
    .cover-label span { opacity: .88; }

    .scroll-hint {
      position: absolute;
      bottom: 18px;
      left: 50%;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #6f8094;
      font-size: 12px;
      transform: translateX(-50%);
    }

    .section { padding: 96px 0; }
    .section-header { max-width: 760px; margin-bottom: 34px; }
    .section-kicker {
      margin-bottom: 8px;
      color: var(--blue);
      font-size: 13px;
      font-weight: 800;
    }
    h2 {
      margin-bottom: 12px;
      color: #17263b;
      font-size: 31px;
      line-height: 1.35;
      font-weight: 850;
    }
    .section-desc { margin-bottom: 0; color: var(--muted); font-size: 15px; }

    .ability-strip {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      overflow: hidden;
      background: var(--blue-soft);
      border: 1px solid #d7e9fd;
      border-radius: 8px;
    }

    .ability-item {
      display: flex;
      gap: 14px;
      padding: 28px 26px;
    }

    .ability-item + .ability-item { border-left: 1px solid #cfe2f7; }
    .ability-icon {
      flex: 0 0 38px;
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      color: var(--blue);
      background: #fff;
      border: 1px solid #d5e7f9;
      border-radius: 7px;
    }
    .ability-icon i { width: 19px; height: 19px; }
    .ability-item h3 { margin: 0 0 4px; font-size: 17px; line-height: 1.4; }
    .ability-item p { margin: 0; color: #596b80; font-size: 13px; line-height: 1.7; }

    .directory { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .directory-layout {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 56px;
      align-items: start;
    }

    .directory-aside { position: sticky; top: 94px; }
    .directory-list { display: grid; gap: 0; }
    .directory-entry {
      width: 100%;
      display: grid;
      grid-template-columns: 38px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 16px 0;
      text-align: left;
      color: #57677c;
      background: transparent;
      border: 0;
      border-bottom: 1px solid var(--line);
      transition: color var(--transition);
    }
    .directory-entry:first-child { border-top: 1px solid var(--line); }
    .directory-entry.active, .directory-entry:hover { color: var(--blue-dark); }
    .directory-num { color: #9caebf; font-size: 13px; font-weight: 800; }
    .directory-entry.active .directory-num { color: var(--blue); }
    .directory-entry strong { font-size: 15px; }
    .directory-entry span { display: block; color: var(--muted); font-size: 12px; font-weight: 400; }
    .directory-entry i { width: 17px; height: 17px; }

    .browse-panel {
      padding: 22px;
      background: #fff;
      border: 1px solid #dce7f0;
      border-radius: 8px;
      box-shadow: var(--shadow);
    }

    .browse-toolbar {
      display: grid;
      grid-template-columns: 1fr auto auto;
      gap: 10px;
      align-items: center;
      margin-bottom: 18px;
    }

    .browse-search {
      min-height: 42px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 12px;
      color: #748397;
      background: #f8fbff;
      border: 1px solid #dfeaf4;
      border-radius: 7px;
      font-size: 13px;
    }

    .filter-chip {
      min-height: 36px;
      padding: 0 10px;
      color: #50627a;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 6px;
      font-size: 12px;
    }

    .content-mini-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }

    .mini-content {
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 7px;
      background: #fff;
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .mini-content:hover {
      transform: translateY(-3px);
      border-color: #a9cff7;
      box-shadow: 0 8px 18px rgba(16,45,85,.09);
    }

    .mini-thumb {
      position: relative;
      height: 124px;
      overflow: hidden;
      background: linear-gradient(140deg, #b9dcef, #7ca6c9);
    }
    .mini-content:nth-child(2) .mini-thumb { background: linear-gradient(140deg, #d2e8dd, #83b5a3); }
    .mini-content:nth-child(3) .mini-thumb { background: linear-gradient(140deg, #e8d8c5, #c49e7f); }
    .mini-content:nth-child(4) .mini-thumb { background: linear-gradient(140deg, #d3dff1, #819dcc); }
    .mini-thumb::before {
      position: absolute;
      width: 52px;
      height: 86px;
      right: 22%;
      bottom: -10px;
      content: "";
      border: 4px solid rgba(255,255,255,.5);
      border-bottom: 0;
      border-radius: 28px 28px 0 0;
      transform: rotate(-10deg);
    }

    .mini-body { padding: 11px; }
    .mini-tagline { color: var(--blue); font-size: 11px; font-weight: 750; }
    .mini-content h3 { margin: 3px 0 6px; font-size: 14px; line-height: 1.45; }
    .mini-info { display: flex; justify-content: space-between; color: var(--muted); font-size: 11px; }

    .recommend-section { background: var(--bg); }
    .recommend-layout {
      display: grid;
      grid-template-columns: 1.12fr .88fr;
      gap: 22px;
      align-items: stretch;
    }

    .feature-band {
      position: relative;
      overflow: hidden;
      min-height: 300px;
      padding: 38px;
      color: #fff;
      background: #1c5fae;
      border-radius: 8px;
    }

    .feature-band::after {
      position: absolute;
      width: 300px;
      height: 300px;
      right: -110px;
      bottom: -130px;
      content: "";
      border: 42px solid rgba(255,255,255,.1);
      border-radius: 50%;
    }

    .feature-band .section-kicker { color: #bce0ff; }
    .feature-band h2 { max-width: 500px; color: #fff; font-size: 30px; }
    .feature-band p { max-width: 500px; color: #dbeeff; font-size: 15px; }
    .feature-band .btn { position: relative; z-index: 1; margin-top: 6px; color: var(--blue-dark); background: #fff; }

    .topic-stack { display: grid; gap: 12px; }
    .topic-card {
      display: grid;
      grid-template-columns: 46px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 18px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 8px;
      box-shadow: 0 5px 14px rgba(16,45,85,.05);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .topic-card:hover { transform: translateY(-3px); border-color: #b8d8f9; box-shadow: var(--shadow); }
    .topic-card .topic-icon {
      width: 46px; height: 46px; display: grid; place-items: center;
      color: var(--green); background: #e7f7f4; border-radius: 7px;
    }
    .topic-card h3 { margin: 0 0 2px; font-size: 15px; }
    .topic-card p { margin: 0; color: var(--muted); font-size: 12px; }
    .topic-card i { width: 18px; height: 18px; color: var(--blue); }

    .news-layout {
      display: grid;
      grid-template-columns: 1.25fr .75fr;
      gap: 54px;
      align-items: start;
    }

    .news-list { border-top: 1px solid var(--line); }
    .news-item {
      display: grid;
      grid-template-columns: 92px 1fr auto;
      gap: 20px;
      align-items: center;
      padding: 19px 0;
      border-bottom: 1px solid var(--line);
      transition: padding-left var(--transition), background var(--transition);
    }
    .news-item:hover { padding-left: 10px; background: #fbfdff; }
    .news-date { color: var(--blue); font-size: 13px; font-weight: 800; }
    .news-item h3 { margin: 0 0 3px; font-size: 16px; }
    .news-item p { margin: 0; color: var(--muted); font-size: 13px; }
    .news-item i { width: 18px; height: 18px; color: #8ba1b7; }

    .trend-panel {
      padding: 25px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 8px;
      box-shadow: var(--shadow);
    }

    .trend-panel h3 { margin-bottom: 16px; font-size: 19px; }
    .trend-row { margin: 0 0 16px; }
    .trend-meta { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 6px; font-size: 13px; }
    .trend-meta span:first-child { color: #42546b; font-weight: 700; }
    .trend-meta span:last-child { color: var(--green); }
    .progress { height: 6px; overflow: hidden; background: #e9eff5; border-radius: 4px; }
    .progress span { display: block; height: 100%; background: var(--blue); border-radius: inherit; }

    .signals { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .signal-numbers {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      margin-bottom: 42px;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .signal-number { padding: 21px 20px; }
    .signal-number + .signal-number { border-left: 1px solid var(--line); }
    .signal-number strong { display: block; color: var(--blue-dark); font-size: 27px; line-height: 1.2; }
    .signal-number span { color: var(--muted); font-size: 13px; }

    .feedback-layout { display: grid; grid-template-columns: 1fr .94fr; gap: 50px; }
    .feedback-list { display: grid; gap: 12px; }
    .feedback {
      padding: 19px;
      background: #f9fcff;
      border: 1px solid #e0ebf5;
      border-radius: 8px;
    }
    .feedback-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
    .feedback-name { color: #37475d; font-size: 13px; font-weight: 800; }
    .stars { color: var(--amber); font-size: 13px; letter-spacing: 2px; }
    .feedback p { margin: 0; color: #56677c; font-size: 13px; }
    .feedback-foot { display: flex; gap: 10px; margin-top: 10px; color: #8191a4; font-size: 12px; }

    .quick-list { border-top: 1px solid var(--line); }
    .quick-item {
      display: flex;
      align-items: flex-start;
      gap: 13px;
      padding: 15px 0;
      border-bottom: 1px solid var(--line);
    }
    .quick-item i { flex: 0 0 auto; width: 19px; height: 19px; margin-top: 4px; color: var(--green); }
    .quick-item h3 { margin: 0 0 2px; font-size: 15px; }
    .quick-item p { margin: 0; color: var(--muted); font-size: 13px; }

    .faq-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 70px; align-items: start; }
    .faq-list { border-top: 1px solid var(--line); }
    .faq-item { border-bottom: 1px solid var(--line); }
    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 19px 0;
      color: #26364c;
      text-align: left;
      background: transparent;
      border: 0;
      font-size: 15px;
      font-weight: 750;
    }
    .faq-question i { flex: 0 0 auto; width: 19px; height: 19px; color: var(--blue); transition: transform var(--transition); }
    .faq-item.open .faq-question i { transform: rotate(180deg); }
    .faq-answer {
      display: grid;
      grid-template-rows: 0fr;
      transition: grid-template-rows 200ms ease;
    }
    .faq-answer > div { overflow: hidden; }
    .faq-item.open .faq-answer { grid-template-rows: 1fr; }
    .faq-answer p { margin: 0; padding: 0 0 18px; color: var(--muted); font-size: 14px; }

    .cta-section { padding: 0 0 96px; }
    .cta-box {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      padding: 36px 40px;
      color: #fff;
      background: var(--footer);
      border-radius: 8px;
      box-shadow: var(--shadow);
    }
    .cta-box h2 { margin-bottom: 7px; color: #fff; font-size: 27px; }
    .cta-box p { max-width: 650px; margin: 0; color: #c3d1df; font-size: 14px; }
    .cta-box .btn-primary { background: #2a7ddd; white-space: nowrap; }

    footer { color: #d4e0ea; background: var(--footer); }
    .footer-main { padding: 58px 0 30px; }
    .footer-top {
      display: flex;
      justify-content: space-between;
      gap: 30px;
      padding-bottom: 28px;
      border-bottom: 1px solid rgba(220,233,244,.16);
    }
    .footer-brand { color: #fff; }
    .footer-brand .brand-mark { background: #2b7eda; }
    .footer-brand p { max-width: 410px; margin: 13px 0 0; color: #aebfd0; font-size: 13px; }
    .footer-tools { display: flex; align-items: flex-start; gap: 12px; }
    .footer-link-btn {
      min-height: 40px;
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 0 12px;
      color: #dbe8f3;
      background: transparent;
      border: 1px solid rgba(220,233,244,.24);
      border-radius: 7px;
      font-size: 13px;
      transition: background var(--transition);
    }
    .footer-link-btn:hover { background: rgba(255,255,255,.08); }
    .footer-groups {
      display: grid;
      grid-template-columns: 1.35fr 1fr 1fr;
      gap: 30px;
      padding: 30px 0;
    }
    .footer-groups h3 { margin: 0 0 10px; color: #fff; font-size: 14px; }
    .footer-groups a { display: block; margin: 6px 0; color: #adbecf; font-size: 13px; transition: color var(--transition); }
    .footer-groups a:hover { color: #fff; }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 0;
      color: #8fa4b7;
      border-top: 1px solid rgba(220,233,244,.16);
      font-size: 12px;
    }

    .floating-cta {
      position: fixed;
      z-index: 25;
      bottom: 17px;
      left: 50%;
      width: min(calc(100% - 48px), 920px);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 10px 10px 10px 18px;
      background: #fff;
      border: 1px solid #d3e3f3;
      border-top: 3px solid var(--blue);
      border-radius: 8px;
      box-shadow: 0 13px 30px rgba(16,45,85,.18);
      transform: translateX(-50%);
    }

    .floating-copy { display: flex; align-items: center; gap: 10px; min-width: 0; }
    .floating-copy i { flex: 0 0 auto; width: 18px; height: 18px; color: var(--green); }
    .floating-copy strong { display: block; color: #23344b; font-size: 14px; }
    .floating-copy span { display: block; color: var(--muted); font-size: 12px; }
    .floating-actions { display: flex; align-items: center; gap: 8px; }

    .age-gate {
      position: fixed;
      z-index: 100;
      inset: 0;
      display: none;
      place-items: center;
      padding: 18px;
      background: rgba(15,31,51,.72);
    }
    .age-gate.show { display: grid; }
    .age-dialog {
      width: min(100%, 460px);
      padding: 31px;
      background: #fff;
      border-radius: 10px;
      box-shadow: 0 20px 60px rgba(0,0,0,.25);
    }
    .age-dialog .brand { margin-bottom: 19px; }
    .age-dialog h2 { margin-bottom: 10px; font-size: 26px; }
    .age-dialog p { color: var(--muted); font-size: 14px; }
    .age-actions { display: flex; gap: 9px; margin-top: 21px; }
    .age-note { margin-top: 15px; color: #8a9aac; font-size: 12px; }
    .age-note a { color: var(--blue); text-decoration: underline; }

    .tooltip { position: relative; }
    .tooltip::after {
      position: absolute;
      z-index: 5;
      bottom: calc(100% + 8px);
      left: 50%;
      padding: 5px 8px;
      content: attr(data-tooltip);
      color: #fff;
      background: #26364c;
      border-radius: 4px;
      font-size: 11px;
      white-space: nowrap;
      opacity: 0;
      pointer-events: none;
      transform: translate(-50%, 4px);
      transition: opacity var(--transition), transform var(--transition);
    }
    .tooltip:hover::after { opacity: 1; transform: translate(-50%, 0); }

    @media (max-width: 1023px) {
      .hero-layout { grid-template-columns: 1fr; gap: 38px; }
      .hero { padding-top: 104px; }
      .preview-stage { min-height: auto; }
      .directory-layout, .news-layout, .feedback-layout, .faq-layout { grid-template-columns: 1fr; gap: 38px; }
      .directory-aside { position: static; }
      .recommend-layout { grid-template-columns: 1fr; }
      .footer-groups { grid-template-columns: repeat(3, 1fr); }
    }

    @media (max-width: 767px) {
      body { padding-bottom: 132px; }
      .container { width: min(calc(100% - 32px), var(--container)); }
      .site-header { padding-top: 16px; }
      .dock { width: calc(100% - 32px); min-height: 58px; padding: 8px 10px 8px 13px; gap: 9px; }
      .brand { max-width: 210px; overflow: hidden; font-size: 14px; text-overflow: ellipsis; }
      .brand-mark { width: 25px; height: 25px; }
      .nav-links, .dock > .btn-primary { display: none; }
      .nav-actions { margin-left: auto; }
      .mobile-menu-button { display: inline-grid; }
      .search-panel { top: 70px; right: 16px; }
      .hero { min-height: auto; margin-top: -10px; padding: 94px 0 64px; }
      h1 { font-size: 33px; line-height: 1.34; }
      .hero-copy { font-size: 15px; }
      .cover-grid { grid-template-rows: 142px 142px; }
      .preview-stage { padding: 14px; }
      .scroll-hint { display: none; }
      .section { padding: 65px 0; }
      h2 { font-size: 26px; }
      .ability-strip { grid-template-columns: 1fr; }
      .ability-item { padding: 21px 18px; }
      .ability-item + .ability-item { border-top: 1px solid #cfe2f7; border-left: 0; }
      .browse-panel { padding: 14px; }
      .browse-toolbar { grid-template-columns: 1fr 1fr; }
      .browse-search { grid-column: 1 / -1; }
      .content-mini-grid { gap: 10px; }
      .mini-thumb { height: 105px; }
      .feature-band { min-height: auto; padding: 29px 23px; }
      .feature-band h2 { font-size: 25px; }
      .news-item { grid-template-columns: 62px 1fr auto; gap: 11px; }
      .news-date { font-size: 11px; }
      .news-item h3 { font-size: 14px; }
      .news-item p { font-size: 12px; }
      .signal-numbers { grid-template-columns: repeat(2, 1fr); }
      .signal-number:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
      .signal-number:nth-child(4) { border-top: 1px solid var(--line); }
      .signal-number { padding: 16px 12px; }
      .signal-number strong { font-size: 23px; }
      .cta-box { display: block; padding: 28px 23px; }
      .cta-box .btn { margin-top: 20px; }
      .footer-top, .footer-bottom { display: block; }
      .footer-tools { margin-top: 21px; flex-wrap: wrap; }
      .footer-groups { grid-template-columns: 1fr 1fr; gap: 24px; }
      .footer-groups > div:first-child { grid-column: 1 / -1; }
      .footer-bottom span { display: block; margin: 4px 0; }
      .floating-cta {
        bottom: 8px;
        width: calc(100% - 24px);
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 7px;
        padding: 9px 9px 9px 12px;
      }
      .floating-copy { grid-column: 1 / -1; }
      .floating-copy span { display: none; }
      .floating-actions .icon-button { width: 36px; height: 36px; }
      .floating-actions .btn { min-height: 38px; padding: 0 13px; }
      .age-dialog { padding: 25px 21px; }
    }

    @media (max-width: 520px) {
      .hero-buttons .btn { flex: 1 1 100%; }
      .cover-grid { grid-template-columns: 1.08fr .92fr; grid-template-rows: 118px 118px; }
      .cover-label strong { font-size: 11px; }
      .content-mini-grid { grid-template-columns: 1fr; }
      .mini-thumb { height: 142px; }
      .browse-toolbar { display: none; }
      .footer-groups { grid-template-columns: 1fr; }
      .footer-groups > div:first-child { grid-column: auto; }
      .age-actions { flex-direction: column; }
    }

    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
    }

/* roulang page: category1 */
:root {
 --bg:#f7fafc;
 --paper:#ffffff;
 --blue:#1d6fd8;
 --blue-dark:#124c9a;
 --blue-soft:#eaf3ff;
 --ink:#1d2939;
 --muted:#667085;
 --line:#e6ecf3;
 --green:#12a594;
 --amber:#f2a63b;
 --danger:#c84a4a;
 --footer:#132238;
 --shadow:0 10px 28px rgba(16,45,85,.08);
 --shadow-strong:0 16px 34px rgba(16,45,85,.14);
 --radius:8px;
 --dock-radius:16px;
 --container:1200px;
 --transition:180ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 color:var(--ink);
 background:var(--bg);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
 line-height:1.75;
 letter-spacing:0;
 padding-bottom:112px;
}
body.locked{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{
 outline:3px solid rgba(29,111,216,.24);
 outline-offset:2px;
}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.site-header{position:relative;z-index:50;padding-top:24px}
.dock{
 width:min(calc(100% - 48px),1120px);
 min-height:68px;
 margin:0 auto;
 padding:10px 12px 10px 16px;
 display:flex;
 align-items:center;
 gap:16px;
 background:rgba(255,255,255,.98);
 border:1px solid #dfe9f4;
 border-radius:var(--dock-radius);
 box-shadow:var(--shadow);
}
.brand{
 flex:0 0 auto;
 display:inline-flex;
 align-items:center;
 gap:9px;
 color:var(--blue-dark);
 font-size:16px;
 font-weight:800;
 white-space:nowrap;
}
.brand-mark{
 width:28px;
 height:28px;
 display:inline-grid;
 place-items:center;
 color:#fff;
 background:var(--blue);
 border-radius:7px;
}
.brand-mark svg{width:16px;height:16px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 display:inline-flex;
 align-items:center;
 gap:6px;
 min-height:40px;
 padding:0 12px;
 border-radius:7px;
 color:#44546a;
 font-size:14px;
 font-weight:650;
 transition:background var(--transition),color var(--transition);
}
.nav-link svg{width:16px;height:16px}
.nav-link:hover,.nav-link.active{color:var(--blue-dark);background:var(--blue-soft)}
.nav-actions{display:flex;align-items:center;gap:8px}
.icon-button{
 width:40px;
 height:40px;
 display:inline-grid;
 place-items:center;
 padding:0;
 border:1px solid var(--line);
 color:#53647a;
 background:#fff;
 border-radius:8px;
 transition:all var(--transition);
}
.icon-button svg{width:18px;height:18px}
.icon-button:hover,.icon-button.active{
 color:var(--blue);
 border-color:#b9d5f7;
 background:var(--blue-soft);
}
.btn{
 min-height:44px;
 display:inline-flex;
 align-items:center;
 justify-content:center;
 gap:8px;
 padding:0 17px;
 border:1px solid transparent;
 border-radius:8px;
 font-size:14px;
 font-weight:750;
 transition:transform var(--transition),background var(--transition),border-color var(--transition),box-shadow var(--transition);
}
.btn svg{width:17px;height:17px}
.btn:hover{transform:translateY(-2px)}
.btn-primary{color:#fff;background:var(--blue);box-shadow:0 6px 14px rgba(29,111,216,.18)}
.btn-primary:hover{background:var(--blue-dark)}
.btn-secondary{color:var(--blue-dark);background:#fff;border-color:#b8d5f7}
.btn-secondary:hover{color:var(--blue-dark;background:var(--blue-soft);border-color:var(--blue)}
.mobile-menu-button{display:none}
.search-panel{
 display:none;
 position:absolute;
 top:82px;
 right:max(24px,calc((100vw - 1120px)/2));
 width:min(420px,calc(100vw - 32px));
 padding:18px;
 background:#fff;
 border:1px solid var(--line);
 border-radius:10px;
 box-shadow:var(--shadow-strong);
}
.search-panel.open{display:block}
.search-row{display:flex;gap:8px}
.search-input{
 width:100%;
 min-height:44px;
 padding:0 12px;
 color:var(--ink);
 background:#fff;
 border:1px solid #cfdbe8;
 border-radius:8px;
}
.search-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,111,216,.13);outline:none}
.search-message{min-height:22px;margin:7px 0 0;color:var(--muted);font-size:13px}
.search-message.error{color:var(--danger)}
.search-message.success{color:var(--green)}
.recommend-label{margin:12px 0 5px;color:var(--muted);font-size:12px}
.recommend-list{display:flex;flex-wrap:wrap;gap:6px}
.mini-tag{
 padding:4px 8px;
 color:var(--blue-dark);
 background:var(--blue-soft);
 border:0;
 border-radius:5px;
 font-size:12px;
}
.page-head{padding:56px 0 30px}
.breadcrumb{
 display:flex;
 align-items:center;
 flex-wrap:wrap;
 gap:8px;
 margin-bottom:22px;
 color:var(--muted);
 font-size:13px;
}
.breadcrumb a:hover{color:var(--blue);text-decoration:underline}
.breadcrumb svg{width:14px;height:14px;color:#9aa9bb}
.head-layout{
 display:grid;
 grid-template-columns:minmax(0,1fr) auto;
 gap:28px;
 align-items:end;
}
.eyebrow{
 display:inline-flex;
 align-items:center;
 gap:7px;
 margin-bottom:10px;
 color:var(--blue-dark);
 font-size:13px;
 font-weight:750;
}
.eyebrow svg{width:16px;height:16px;color:var(--green)}
h1,h2,h3,p{margin-top:0}
h1{
 max-width:820px;
 margin-bottom:12px;
 color:#17263b;
 font-size:44px;
 line-height:1.25;
 font-weight:850;
}
.head-copy{max-width:760px;margin:0;color:#55657a;font-size:16px}
.head-stats{display:flex;gap:22px;padding-bottom:4px}
.head-stat{min-width:72px}
.head-stat strong{display:block;color:var(--blue-dark);font-size:24px;line-height:1.15}
.head-stat span{display:block;margin-top:4px;color:var(--muted);font-size:12px}
.filter-wrap{padding-bottom:40px}
.filter-bar{
 display:grid;
 grid-template-columns:minmax(220px,1.45fr) minmax(135px,.7fr) minmax(135px,.7fr) minmax(145px,.7fr) auto;
 gap:10px;
 padding:14px;
 background:var(--paper);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow);
}
.filter-field{position:relative}
.filter-field svg{
 position:absolute;
 top:50%;
 left:12px;
 width:17px;
 height:17px;
 color:#8290a1;
 transform:translateY(-50%);
 pointer-events:none;
}
.filter-field input,.filter-field select{
 width:100%;
 min-height:46px;
 padding:0 12px 0 38px;
 color:#344256;
 background:#fff;
 border:1px solid #cfdbe8;
 border-radius:7px;
 appearance:none;
}
.filter-field select{padding-left:12px;background-image:linear-gradient(45deg,transparent 50%,#63748a 50%),linear-gradient(135deg,#63748a 50%,transparent 50%);background-position:calc(100% - 17px) 20px,calc(100% - 12px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.filter-field input:focus,.filter-field select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,111,216,.13);outline:none}
.filter-reset{min-height:46px;padding:0 12px;border:1px solid transparent;color:var(--muted);background:transparent;border-radius:7px;font-size:13px;font-weight:700}
.filter-reset:hover{color:var(--blue-dark);background:var(--blue-soft)}
.mobile-filter-actions{display:none}
.directory-section{padding:20px 0 88px}
.section-heading{
 display:flex;
 align-items:end;
 justify-content:space-between;
 gap:18px;
 margin-bottom:22px;
}
.section-heading h2{margin:0;color:#17263b;font-size:30px;line-height:1.3}
.section-heading p{margin:5px 0 0;color:var(--muted);font-size:14px}
.result-count{flex:0 0 auto;color:var(--muted);font-size:13px}
.result-count b{color:var(--blue-dark)}
.content-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.content-card{
 overflow:hidden;
 display:flex;
 flex-direction:column;
 min-height:100%;
 background:var(--paper);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:0 5px 15px rgba(16,45,85,.045);
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.content-card:hover{border-color:#acd0f6;box-shadow:var(--shadow);transform:translateY(-4px)}
.card-media{
 position:relative;
 aspect-ratio:16/10;
 overflow:hidden;
 background:#dce6f1;
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 280ms ease}
.content-card:hover .card-media img{transform:scale(1.035)}
.media-shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 48%,rgba(10,24,42,.52) 100%)}
.media-badge{
 position:absolute;
 left:12px;
 bottom:10px;
 display:inline-flex;
 align-items:center;
 gap:5px;
 padding:4px 7px;
 color:#fff;
 background:rgba(19,34,56,.76);
 border:1px solid rgba(255,255,255,.24);
 border-radius:5px;
 font-size:11px;
 font-weight:700;
}
.media-badge svg{width:13px;height:13px}
.card-view{
 position:absolute;
 top:12px;
 right:12px;
 width:38px;
 height:38px;
 display:grid;
 place-items:center;
 color:#fff;
 background:rgba(18,76,154,.9);
 border:0;
 border-radius:7px;
 opacity:0;
 transform:translateY(-5px);
 transition:all var(--transition);
}
.card-view svg{width:18px;height:18px}
.content-card:hover .card-view{opacity:1;transform:translateY(0)}
.card-body{display:flex;flex:1;flex-direction:column;padding:16px}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:9px}
.tag{
 display:inline-flex;
 align-items:center;
 min-height:24px;
 padding:2px 8px;
 color:var(--blue-dark);
 background:var(--blue-soft);
 border-radius:5px;
 font-size:12px;
 font-weight:700;
}
.save-button{width:34px;height:34px;border:0;color:#8290a1;background:transparent;border-radius:6px}
.save-button:hover,.save-button.saved{color:var(--green);background:#eaf9f6}
.save-button svg{width:18px;height:18px}
.card-title{
 display:-webkit-box;
 overflow:hidden;
 margin-bottom:7px;
 color:#22334a;
 font-size:18px;
 line-height:1.45;
 font-weight:800;
 -webkit-box-orient:vertical;
 -webkit-line-clamp:2;
}
.card-summary{
 display:-webkit-box;
 overflow:hidden;
 min-height:47px;
 margin-bottom:14px;
 color:var(--muted);
 font-size:13px;
 line-height:1.8;
 -webkit-box-orient:vertical;
 -webkit-line-clamp:2;
}
.card-meta{
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:8px;
 margin-top:auto;
 padding-top:12px;
 border-top:1px solid var(--line);
 color:#748398;
 font-size:12px;
}
.card-meta span{display:inline-flex;align-items:center;gap:4px}
.card-meta svg{width:14px;height:14px}
.explore-banner{
 grid-column:1/-1;
 display:grid;
 grid-template-columns:250px minmax(0,1fr) auto;
 align-items:center;
 gap:24px;
 min-height:178px;
 margin:8px 0;
 padding:16px;
 overflow:hidden;
 background:#eaf3ff;
 border:1px solid #cfe3fa;
 border-radius:var(--radius);
}
.explore-image{height:144px;overflow:hidden;border-radius:6px;background:#b7cfe8}
.explore-image img{width:100%;height:100%;object-fit:cover}
.explore-copy h3{margin:0 0 6px;color:#124c9a;font-size:21px;line-height:1.4}
.explore-copy p{max-width:590px;margin:0;color:#52657c;font-size:14px}
.pagination{display:flex;justify-content:center;align-items:center;gap:7px;margin-top:42px}
.page-button{
 min-width:40px;
 height:40px;
 display:inline-grid;
 place-items:center;
 padding:0 10px;
 color:#53647a;
 background:#fff;
 border:1px solid var(--line);
 border-radius:7px;
 font-size:13px;
 font-weight:700;
 transition:all var(--transition);
}
.page-button:hover,.page-button.current{color:#fff;background:var(--blue);border-color:var(--blue)}
.page-button.disabled{color:#b1bdca;background:#f4f7fa;pointer-events:none}
.signal-section{padding:82px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.signal-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:60px;align-items:start}
.section-kicker{margin-bottom:8px;color:var(--blue-dark);font-size:13px;font-weight:800}
.signal-grid h2,.faq-section h2{margin-bottom:12px;color:#17263b;font-size:31px;line-height:1.35}
.signal-grid>div>p{max-width:650px;margin-bottom:24px;color:var(--muted);font-size:15px}
.signal-list{display:grid;gap:12px}
.signal-row{display:grid;grid-template-columns:28px 1fr 56px;gap:10px;align-items:center}
.signal-row b{color:var(--blue-dark);font-size:14px}
.signal-row span{color:#526176;font-size:14px}
.signal-track{height:7px;margin-top:5px;overflow:hidden;background:#e9eff6;border-radius:3px}
.signal-fill{height:100%;background:var(--blue);border-radius:3px}
.signal-row em{color:var(--green);font-size:12px;font-style:normal;text-align:right}
.feedback-list{display:grid;gap:12px}
.feedback-card{padding:16px 18px;background:#f9fbfd;border:1px solid var(--line);border-radius:var(--radius)}
.feedback-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:7px}
.feedback-name{color:#33455d;font-size:13px;font-weight:800}
.feedback-date{color:#8694a6;font-size:12px}
.feedback-card p{margin:0;color:#5e6f84;font-size:14px}
.feedback-foot{display:flex;align-items:center;gap:10px;margin-top:9px;color:#738298;font-size:12px}
.feedback-foot svg{width:14px;height:14px;color:var(--amber)}
.faq-section{padding:88px 0}
.faq-wrap{max-width:820px}
.faq-intro{max-width:670px;margin-bottom:24px;color:var(--muted);font-size:15px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{
 width:100%;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:18px;
 padding:19px 4px;
 color:#263850;
 background:transparent;
 border:0;
 text-align:left;
 font-size:16px;
 font-weight:800;
}
.faq-question svg{flex:0 0 auto;width:20px;height:20px;color:var(--blue);transition:transform var(--transition)}
.faq-item.open .faq-question svg{transform:rotate(180deg)}
.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows 220ms ease}
.faq-answer>div{overflow:hidden}
.faq-item.open .faq-answer{grid-template-rows:1fr}
.faq-answer p{margin:0;padding:0 4px 18px;color:#607087;font-size:14px}
.cta-section{padding:0 0 86px}
.cta-band{
 display:flex;
 justify-content:space-between;
 align-items:center;
 gap:28px;
 padding:30px 34px;
 background:#132238;
 border-radius:var(--radius);
 box-shadow:var(--shadow-strong);
}
.cta-band h2{margin:0 0 5px;color:#fff;font-size:26px;line-height:1.35}
.cta-band p{margin:0;color:#b8c8d8;font-size:14px}
.cta-band .btn{flex:0 0 auto;background:#fff;color:var(--blue-dark)}
.cta-band .btn:hover{background:var(--blue-soft)}
footer{padding:52px 0 22px;color:#c6d2df;background:var(--footer)}
.footer-main{width:min(calc(100% - 48px),var(--container))}
.footer-top{display:flex;justify-content:space-between;gap:36px;padding-bottom:32px;border-bottom:1px solid rgba(219,231,243,.15)}
.footer-brand{color:#fff}
.footer-brand .brand-mark{background:#267bdf}
.footer-top p{max-width:530px;margin:13px 0 0;color:#aebed0;font-size:13px}
.footer-tools{display:flex;align-items:flex-start;gap:9px}
.footer-link-btn{
 min-height:40px;
 display:inline-flex;
 align-items:center;
 gap:7px;
 padding:0 12px;
 color:#d5e3f1;
 background:transparent;
 border:1px solid rgba(219,231,243,.22);
 border-radius:7px;
 font-size:13px;
 transition:all var(--transition);
}
.footer-link-btn:hover{color:#fff;background:rgba(255,255,255,.08);border-color:rgba(219,231,243,.46)}
.footer-link-btn svg{width:16px;height:16px}
.footer-groups{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;padding:31px 0}
.footer-groups h3{margin:0 0 11px;color:#fff;font-size:14px}
.footer-groups a{display:block;width:max-content;max-width:100%;margin:7px 0;color:#acbdce;font-size:13px;transition:color var(--transition)}
.footer-groups a:hover{color:#fff;text-decoration:underline}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;padding-top:20px;border-top:1px solid rgba(219,231,243,.15);color:#8194aa;font-size:12px}
.conversion-bar{
 position:fixed;
 z-index:45;
 right:0;
 bottom:17px;
 left:0;
 width:min(calc(100% - 48px),980px);
 margin:auto;
 padding:12px 14px 12px 18px;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:16px;
 background:#fff;
 border:1px solid #dce8f4;
 border-top:3px solid var(--blue);
 border-radius:10px;
 box-shadow:var(--shadow-strong);
}
.conversion-copy{display:flex;align-items:center;gap:10px;color:#405169;font-size:14px;font-weight:700}
.conversion-copy svg{width:19px;height:19px;color:var(--green)}
.conversion-actions{display:flex;align-items:center;gap:8px}
.close-bar{border-color:transparent}
.age-modal{
 position:fixed;
 z-index:100;
 inset:0;
 display:none;
 place-items:center;
 padding:16px;
 background:rgba(16,30,50,.54);
}
.age-modal.show{display:grid}
.age-dialog{
 width:min(440px,100%);
 padding:28px;
 background:#fff;
 border:1px solid #d9e5f1;
 border-radius:10px;
 box-shadow:0 22px 55px rgba(8,24,46,.28);
}
.age-dialog .brand{margin-bottom:18px}
.age-dialog h2{margin:0 0 8px;color:#1d2939;font-size:24px}
.age-dialog p{margin:0 0 20px;color:var(--muted);font-size:14px}
.age-actions{display:flex;gap:10px}
.age-actions .btn{flex:1}
.privacy-link{display:inline-block;margin-top:14px;color:var(--blue-dark);font-size:13px;text-decoration:underline}
.empty-state{display:none;padding:56px 20px;text-align:center;background:#fff;border:1px dashed #b7cde5;border-radius:var(--radius)}
.empty-state svg{width:34px;height:34px;margin:0 auto 10px;color:#7498c1}
.empty-state h3{margin:0 0 5px;font-size:19px}.empty-state p{margin:0 0 15px;color:var(--muted);font-size:14px}
.tooltip{position:relative}.tooltip:hover:after{content:attr(data-tooltip);position:absolute;top:calc(100% + 8px);left:50%;z-index:90;padding:4px 7px;color:#fff;background:#263850;border-radius:4px;font-size:11px;white-space:nowrap;transform:translateX(-50%)}
@media(max-width:1023px){
 .head-layout{grid-template-columns:1fr}.head-stats{margin-top:4px}
 .filter-bar{grid-template-columns:1.3fr 1fr 1fr}
 .filter-reset{display:none}
 .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .signal-grid{grid-template-columns:1fr;gap:38px}
}
@media(max-width:767px){
 body{padding-bottom:125px}.container,.footer-main{width:min(calc(100% - 32px),var(--container))}
 .site-header{padding-top:16px}.dock{width:calc(100% - 32px);min-height:60px;padding:8px 10px 8px 13px;gap:9px}
 .brand{max-width:205px;font-size:13px;overflow:hidden;text-overflow:ellipsis}.brand-mark{width:26px;height:26px}
 .nav-links,.nav-actions>a.btn{display:none}.nav-actions{margin-left:auto}.mobile-menu-button{display:inline-grid}
 .dock.menu-open{border-bottom-right-radius:0;border-bottom-left-radius:0}
 .dock.menu-open+.search-panel{top:76px}
 .mobile-nav{
  display:none;position:absolute;top:68px;right:16px;left:16px;padding:10px;background:#fff;border:1px solid #dfe9f4;border-top:0;border-radius:0 0 12px 12px;box-shadow:var(--shadow)
 }
 .mobile-nav.open{display:grid;gap:4px}.mobile-nav .nav-link{padding:0 12px}.mobile-nav .btn{margin-top:4px}
 .search-panel{top:74px;right:16px;width:calc(100% - 32px)}.search-row .btn{padding:0 12px}
 .page-head{padding:42px 0 23px}h1{font-size:32px}.head-copy{font-size:15px}.head-stats{gap:19px}.head-stat strong{font-size:21px}
 .filter-wrap{padding-bottom:27px}.filter-bar{display:none}.mobile-filter-actions{display:flex;gap:10px}.mobile-filter-actions .btn{flex:1}
 .section-heading{align-items:start;flex-direction:column;margin-bottom:18px}.section-heading h2{font-size:25px}
 .content-grid{grid-template-columns:1fr;gap:16px}.explore-banner{grid-template-columns:1fr;gap:16px;padding:14px}.explore-image{height:150px}.explore-copy h3{font-size:19px}.explore-banner .btn{width:100%}
 .directory-section{padding-bottom:62px}.signal-section{padding:61px 0}.signal-grid h2,.faq-section h2{font-size:26px}.faq-section{padding:62px 0}
 .cta-section{padding-bottom:62px}.cta-band{align-items:flex-start;flex-direction:column;padding:26px 22px}.cta-band h2{font-size:23px}.cta-band .btn{width:100%}
 .footer-top{flex-direction:column;gap:22px}.footer-tools{flex-wrap:wrap}.footer-groups{grid-template-columns:1fr;gap:21px}.footer-bottom{align-items:flex-start;flex-direction:column}
 .conversion-bar{bottom:8px;width:calc(100% - 24px);align-items:stretch;flex-direction:column;gap:8px;padding:9px 10px 10px}.conversion-copy{font-size:12px}.conversion-actions .btn{flex:1}.close-bar{width:38px}
}
@media(max-width:420px){
 .head-stats{gap:13px}.head-stat{min-width:64px}.conversion-copy svg{display:none}.pagination{gap:4px}.page-button{min-width:35px;padding:0 7px}.page-button.label{font-size:0}.page-button.label svg{width:16px;height:16px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}
}