/* roulang page: index */
:root {
      --bg: #0d1216;
      --bg-soft: #11181d;
      --panel: #161d23;
      --panel-2: #1c252d;
      --line: #28323a;
      --text: #f4f7f8;
      --muted: #9daab3;
      --muted-2: #74838d;
      --accent: #1fc8a3;
      --accent-2: #4ab7ff;
      --warm: #ff7c4a;
      --gold: #f0b24d;
      --success: #3dd48c;
      --danger: #ff6d6d;
      --shadow: 0 20px 44px rgba(0, 0, 0, 0.28);
      --radius: 8px;
      --container: 1180px;
    }

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

    html {
      scroll-behavior: smooth;
      scroll-padding-top: 110px;
    }

    body {
      margin: 0;
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 20%),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
      background-color: var(--bg);
      background-size: 100% 100%, 56px 56px;
      color: var(--text);
      font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
      line-height: 1.6;
      letter-spacing: 0;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
      padding-bottom: 120px;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background: linear-gradient(180deg, rgba(11, 16, 21, 0.15), transparent 16%);
      z-index: 0;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img,
    svg {
      display: block;
      max-width: 100%;
    }

    button,
    input,
    select,
    textarea {
      font: inherit;
      color: inherit;
    }

    button {
      border: 0;
      background: none;
      cursor: pointer;
    }

    p,
    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
      margin: 0;
    }

    ul,
    ol {
      margin: 0;
      padding: 0;
      list-style: none;
    }

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

    .container {
      width: min(calc(100% - 32px), var(--container));
      margin: 0 auto;
      position: relative;
      z-index: 1;
    }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      padding: 14px 0;
      background: rgba(13, 18, 22, 0.42);
      border-bottom: 1px solid transparent;
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      transition: background 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
    }

    .site-header.is-solid {
      background: rgba(12, 16, 20, 0.94);
      border-bottom-color: rgba(255, 255, 255, 0.06);
      box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
    }

    .nav-shell {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
      font-weight: 800;
      letter-spacing: 0;
      color: var(--text);
      white-space: nowrap;
    }

    .brand-mark {
      width: 18px;
      height: 18px;
      border-radius: 5px;
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow: 0 0 0 4px rgba(31, 200, 163, 0.08);
      flex: 0 0 auto;
    }

    .nav-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border-radius: 10px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      background: rgba(255, 255, 255, 0.04);
      color: var(--text);
      flex: 0 0 auto;
      transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    }

    .nav-toggle:hover {
      background: rgba(255, 255, 255, 0.08);
      border-color: rgba(255, 255, 255, 0.12);
      transform: translateY(-1px);
    }

    .nav-toggle svg,
    .btn svg,
    .nav-search button svg {
      width: 16px;
      height: 16px;
      stroke-width: 2;
      flex: 0 0 auto;
    }

    .nav-panel {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: auto;
      min-width: 0;
    }

    .site-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      min-width: 0;
      flex-wrap: wrap;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 12px;
      border-radius: 999px;
      color: var(--muted);
      transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
      white-space: nowrap;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--text);
      background: rgba(255, 255, 255, 0.06);
      transform: translateY(-1px);
    }

    .nav-search {
      display: flex;
      align-items: center;
      gap: 8px;
      min-width: 270px;
      max-width: 340px;
      flex: 1 1 270px;
    }

    .nav-search input {
      width: 100%;
      height: 42px;
      padding: 0 14px;
      border: 1px solid var(--line);
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.04);
      color: var(--text);
      transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
    }

    .nav-search input::placeholder {
      color: var(--muted-2);
    }

    .nav-search input:focus {
      background: rgba(255, 255, 255, 0.06);
      border-color: rgba(31, 200, 163, 0.75);
      box-shadow: 0 0 0 3px rgba(31, 200, 163, 0.12);
      outline: none;
    }

    .nav-search button {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 42px;
      padding: 0 14px;
      border-radius: 10px;
      background: linear-gradient(135deg, var(--accent), #27d0b4);
      color: #0d1418;
      font-weight: 700;
      transition: transform 0.2s ease, filter 0.2s ease, box-shadow 0.2s ease;
      box-shadow: 0 10px 18px rgba(31, 200, 163, 0.18);
      white-space: nowrap;
    }

    .nav-search button:hover {
      transform: translateY(-1px);
      filter: brightness(1.03);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      height: 42px;
      padding: 0 16px;
      border-radius: 10px;
      border: 1px solid rgba(255, 124, 74, 0.3);
      background: rgba(255, 124, 74, 0.12);
      color: #ffd8c9;
      font-weight: 700;
      transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
      white-space: nowrap;
    }

    .nav-cta:hover {
      transform: translateY(-1px);
      background: rgba(255, 124, 74, 0.18);
      border-color: rgba(255, 124, 74, 0.42);
    }

    main {
      position: relative;
      z-index: 1;
    }

    section {
      padding: 70px 0;
      scroll-margin-top: 110px;
    }

    .band-surface {
      background: rgba(255, 255, 255, 0.02);
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .hero {
      padding-top: 102px;
      padding-bottom: 42px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.08fr 0.92fr;
      gap: 26px;
      align-items: stretch;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--accent);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0;
      text-transform: none;
      margin-bottom: 16px;
    }

    .eyebrow::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(31, 200, 163, 0.08);
      flex: 0 0 auto;
    }

    h1 {
      font-size: 52px;
      line-height: 1.08;
      letter-spacing: 0;
      max-width: 10ch;
    }

    .hero-lede {
      margin-top: 18px;
      max-width: 46ch;
      color: var(--muted);
      font-size: 18px;
      line-height: 1.8;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 0 18px;
      border-radius: 10px;
      transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, filter 0.2s ease;
      user-select: none;
      white-space: nowrap;
    }

    .btn:hover {
      transform: translateY(-1px);
    }

    .btn:active {
      transform: translateY(0);
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--warm), #ff8f63);
      color: #1a120f;
      font-weight: 800;
      box-shadow: 0 14px 24px rgba(255, 124, 74, 0.16);
    }

    .btn-primary:hover {
      filter: brightness(1.03);
    }

    .btn-secondary {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--line);
      color: var(--text);
    }

    .btn-secondary:hover {
      border-color: rgba(31, 200, 163, 0.5);
      background: rgba(31, 200, 163, 0.08);
    }

    .btn-ghost {
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.08);
      color: var(--muted);
    }

    .btn-ghost:hover {
      color: var(--text);
      background: rgba(255, 255, 255, 0.04);
      border-color: rgba(255, 255, 255, 0.14);
    }

    .hero-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .chip,
    .pill {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0 12px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.04);
      color: var(--text);
      font-size: 13px;
      white-space: nowrap;
    }

    .pill.is-active {
      border-color: rgba(31, 200, 163, 0.5);
      background: rgba(31, 200, 163, 0.12);
      color: #d8fff5;
    }

    .hero-panel {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(180deg, rgba(22, 29, 35, 0.96), rgba(17, 24, 29, 0.96));
      box-shadow: var(--shadow);
      padding: 20px;
      display: grid;
      gap: 16px;
      align-content: start;
    }

    .panel-head,
    .section-heading,
    .info-head,
    .limit-head,
    .proof-head,
    .cta-head {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .panel-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
    }

    .panel-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #d8fff5;
      font-weight: 700;
    }

    .panel-badge::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--success);
      box-shadow: 0 0 0 4px rgba(61, 212, 140, 0.08);
    }

    .panel-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .panel-block {
      border: 1px solid rgba(255, 255, 255, 0.07);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.03);
      padding: 16px;
      min-height: 118px;
    }

    .panel-label {
      display: inline-flex;
      align-items: center;
      min-height: 24px;
      padding: 0 8px;
      border-radius: 999px;
      background: rgba(31, 200, 163, 0.12);
      color: #c7fff3;
      font-size: 12px;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .panel-block strong {
      display: block;
      font-size: 18px;
      margin-bottom: 6px;
    }

    .panel-block p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .panel-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .panel-path {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }

    .path-step {
      display: flex;
      align-items: center;
      gap: 10px;
      min-height: 46px;
      padding: 0 12px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.07);
      color: var(--muted);
      font-size: 13px;
      white-space: nowrap;
    }

    .path-step strong {
      color: var(--text);
      font-size: 15px;
      font-weight: 800;
    }

    .trust-row {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .trust-item {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.03);
      padding: 16px 16px 15px;
      min-height: 112px;
      display: grid;
      gap: 8px;
    }

    .trust-item strong {
      font-size: 17px;
    }

    .trust-item span {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .section-heading {
      margin-bottom: 22px;
      max-width: 760px;
    }

    .section-heading h2 {
      font-size: 34px;
      line-height: 1.15;
      letter-spacing: 0;
    }

    .section-heading p {
      color: var(--muted);
      font-size: 16px;
      line-height: 1.8;
      max-width: 66ch;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .feature-card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      padding: 18px 18px 16px;
      min-height: 188px;
      position: relative;
      overflow: hidden;
    }

    .feature-card::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      width: 4px;
      height: 100%;
      background: linear-gradient(180deg, var(--accent), rgba(31, 200, 163, 0.2));
    }

    .feature-card .index {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 36px;
      height: 36px;
      border-radius: 10px;
      margin-bottom: 14px;
      background: rgba(31, 200, 163, 0.12);
      color: #c7fff3;
      font-weight: 800;
    }

    .feature-card h3 {
      font-size: 20px;
      margin-bottom: 10px;
    }

    .feature-card p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
    }

    .demo-grid {
      display: grid;
      grid-template-columns: 1.02fr 0.98fr;
      gap: 18px;
      align-items: start;
    }

    .step-list {
      display: grid;
      gap: 12px;
      margin-top: 18px;
    }

    .step-item {
      display: grid;
      grid-template-columns: 48px minmax(0, 1fr);
      gap: 14px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.03);
      padding: 16px;
      align-items: start;
    }

    .step-num {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      background: rgba(31, 200, 163, 0.12);
      color: #d8fff5;
      font-size: 18px;
      font-weight: 800;
    }

    .step-item h3 {
      font-size: 18px;
      margin-bottom: 6px;
    }

    .step-item p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .filter-board {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(180deg, rgba(20, 27, 33, 0.96), rgba(15, 21, 26, 0.96));
      padding: 18px;
      display: grid;
      gap: 14px;
      box-shadow: var(--shadow);
    }

    .filter-board h3 {
      font-size: 19px;
    }

    .filter-board p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .filter-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .filter-tags .pill {
      cursor: default;
    }

    .signal-strip {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 10px;
    }

    .signal {
      min-height: 86px;
      padding: 14px 12px;
      border-radius: var(--radius);
      border: 1px solid rgba(255, 255, 255, 0.07);
      background: rgba(255, 255, 255, 0.03);
      display: grid;
      gap: 6px;
      align-content: start;
    }

    .signal strong {
      font-size: 18px;
    }

    .signal span {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.6;
    }

    .category-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .topic-card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 14px;
      min-height: 260px;
    }

    .topic-card h3 {
      font-size: 23px;
    }

    .topic-card p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
    }

    .topic-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .topic-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: auto;
    }

    .topic-links a {
      color: var(--accent);
      font-weight: 700;
    }

    .latest-grid {
      display: grid;
      grid-template-columns: 1.08fr 0.92fr;
      gap: 18px;
      align-items: start;
    }

    .feed-list {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      padding: 0 18px;
    }

    .feed-item {
      display: grid;
      gap: 10px;
      padding: 18px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

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

    .feed-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px;
      color: var(--muted);
      font-size: 13px;
    }

    .feed-title {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 18px;
      line-height: 1.35;
    }

    .feed-title::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
      flex: 0 0 auto;
    }

    .feed-item p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
      max-width: 58ch;
    }

    .feed-item a {
      color: var(--text);
      transition: color 0.2s ease;
    }

    .feed-item a:hover {
      color: #c7fff3;
    }

    .sidebar {
      display: grid;
      gap: 14px;
      position: sticky;
      top: 96px;
    }

    .sidebar-box {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.03);
      padding: 18px;
      display: grid;
      gap: 12px;
    }

    .sidebar-box h3 {
      font-size: 18px;
    }

    .sidebar-box p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag-cloud a {
      transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
    }

    .tag-cloud a:hover {
      transform: translateY(-1px);
      border-color: rgba(31, 200, 163, 0.45);
      background: rgba(31, 200, 163, 0.08);
    }

    .proof-grid {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 18px;
      align-items: start;
    }

    .rating-box {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(180deg, rgba(22, 29, 35, 0.96), rgba(17, 23, 28, 0.96));
      padding: 20px;
      display: grid;
      gap: 14px;
    }

    .rating-score {
      display: flex;
      align-items: flex-end;
      gap: 10px;
      flex-wrap: wrap;
    }

    .rating-score strong {
      font-size: 54px;
      line-height: 0.95;
      color: #fff4ef;
    }

    .rating-score span {
      color: var(--muted);
      font-size: 14px;
      padding-bottom: 6px;
    }

    .rating-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .quote-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    blockquote {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.03);
      padding: 18px;
      min-height: 188px;
      display: grid;
      gap: 12px;
      align-content: start;
    }

    blockquote p {
      color: var(--text);
      font-size: 15px;
      line-height: 1.8;
    }

    blockquote footer {
      color: var(--muted);
      font-size: 13px;
    }

    .limit-box {
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius);
      background: linear-gradient(135deg, rgba(31, 200, 163, 0.12), rgba(255, 124, 74, 0.08));
      padding: 22px;
      display: grid;
      grid-template-columns: 1.25fr auto auto;
      gap: 18px;
      align-items: center;
    }

    .limit-box h2 {
      font-size: 30px;
      line-height: 1.2;
      margin-bottom: 10px;
    }

    .limit-box p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
      max-width: 56ch;
    }

    .countdown {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 10px;
      min-width: 320px;
    }

    .countdown-cell {
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius);
      background: rgba(11, 17, 21, 0.34);
      padding: 14px 12px;
      text-align: center;
    }

    .countdown-cell strong {
      display: block;
      font-size: 24px;
      line-height: 1;
      margin-bottom: 4px;
    }

    .countdown-cell span {
      color: var(--muted);
      font-size: 12px;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    details {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      padding: 0 18px;
    }

    summary {
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 16px 0;
      cursor: pointer;
      font-size: 16px;
      font-weight: 700;
    }

    summary::-webkit-details-marker {
      display: none;
    }

    summary::after {
      content: "+";
      color: var(--accent);
      font-size: 22px;
      line-height: 1;
      flex: 0 0 auto;
    }

    details[open] summary::after {
      content: "−";
    }

    details p {
      padding: 0 0 16px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
      max-width: 76ch;
    }

    .cta-band {
      padding-top: 10px;
    }

    .cta-box {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(180deg, rgba(22, 29, 35, 0.96), rgba(16, 22, 27, 0.96));
      padding: 24px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 18px;
      align-items: center;
    }

    .cta-box h2 {
      font-size: 30px;
      line-height: 1.18;
      margin-bottom: 10px;
    }

    .cta-box p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
      max-width: 62ch;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
    }

    .site-footer {
      position: relative;
      z-index: 1;
      padding: 28px 0 34px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      background: rgba(10, 14, 18, 0.72);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 18px;
      align-items: start;
    }

    .footer-brand {
      display: grid;
      gap: 10px;
    }

    .footer-brand strong {
      font-size: 18px;
    }

    .footer-brand p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
      max-width: 58ch;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
    }

    .footer-links a {
      color: var(--muted);
      transition: color 0.2s ease, transform 0.2s ease;
    }

    .footer-links a:hover {
      color: var(--text);
      transform: translateY(-1px);
    }

    .footer-meta {
      margin-top: 18px;
      color: var(--muted-2);
      font-size: 13px;
      line-height: 1.7;
    }

    .sticky-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      width: min(calc(100% - 32px), var(--container));
      z-index: 980;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 14px 16px;
      border-radius: 14px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      background: rgba(15, 21, 26, 0.94);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      box-shadow: var(--shadow);
    }

    .sticky-cta .sticky-copy {
      display: grid;
      gap: 3px;
    }

    .sticky-cta strong {
      font-size: 16px;
    }

    .sticky-cta span {
      color: var(--muted);
      font-size: 13px;
    }

    .sticky-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
    }

    .hidden-label {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }

    .search-highlight {
      color: #d8fff5;
    }

    @media (max-width: 1140px) {
      .hero-grid,
      .demo-grid,
      .latest-grid,
      .proof-grid {
        grid-template-columns: 1fr;
      }

      .sidebar {
        position: static;
      }

      .countdown {
        min-width: 0;
      }
    }

    @media (max-width: 920px) {
      .nav-toggle {
        display: inline-flex;
        margin-left: auto;
      }

      .nav-panel {
        display: none;
        position: fixed;
        left: 16px;
        right: 16px;
        top: 76px;
        z-index: 999;
        padding: 14px;
        flex-direction: column;
        align-items: stretch;
        background: rgba(12, 17, 21, 0.98);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 14px;
        box-shadow: var(--shadow);
      }

      .site-header.is-open .nav-panel {
        display: flex;
      }

      .site-nav {
        width: 100%;
      }

      .nav-link {
        justify-content: center;
        width: 100%;
        border-radius: 12px;
      }

      .nav-search {
        min-width: 0;
        width: 100%;
        max-width: none;
      }

      .nav-search button {
        flex: 0 0 auto;
      }

      .nav-cta {
        width: 100%;
      }

      .trust-row,
      .feature-grid,
      .category-grid,
      .quote-grid,
      .signal-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .limit-box,
      .cta-box,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .cta-actions,
      .footer-links {
        justify-content: flex-start;
      }
    }

    @media (max-width: 768px) {
      section {
        padding: 58px 0;
      }

      .hero {
        padding-top: 92px;
      }

      h1 {
        font-size: 40px;
      }

      .section-heading h2,
      .limit-box h2,
      .cta-box h2 {
        font-size: 26px;
      }

      .hero-lede {
        font-size: 16px;
      }

      .feature-grid,
      .category-grid,
      .quote-grid,
      .trust-row,
      .signal-strip,
      .panel-grid,
      .panel-path {
        grid-template-columns: 1fr;
      }

      .step-item {
        grid-template-columns: 44px minmax(0, 1fr);
      }

      .panel-block {
        min-height: 0;
      }

      .sticky-cta {
        left: 0;
        right: 0;
        bottom: 0;
        transform: none;
        width: auto;
        border-radius: 0;
        padding: 12px 14px;
      }

      .sticky-cta strong {
        font-size: 15px;
      }

      .sticky-actions {
        width: 100%;
      }

      .sticky-actions .btn {
        flex: 1 1 0;
      }
    }

    @media (max-width: 520px) {
      .container {
        width: min(calc(100% - 24px), var(--container));
      }

      .nav-shell {
        gap: 10px;
      }

      .nav-toggle {
        width: 42px;
        height: 42px;
      }

      .hero {
        padding-top: 86px;
      }

      h1 {
        font-size: 34px;
      }

      .hero-actions,
      .cta-actions,
      .sticky-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .btn,
      .nav-search button,
      .nav-cta {
        width: 100%;
      }

      .hero-panel,
      .feed-list,
      .rating-box,
      .topic-card,
      .feature-card,
      .sidebar-box,
      .cta-box,
      .limit-box {
        padding: 16px;
      }

      .countdown {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .sticky-cta {
        padding: 10px 12px;
      }

      .sticky-copy span {
        display: none;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }

      *,
      *::before,
      *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
      }
    }

/* roulang page: category2 */
:root{
      --bg: #f4f6f8;
      --bg-strong: #0f1217;
      --panel: #151a21;
      --panel-2: #1b222d;
      --card: #ffffff;
      --card-soft: #f9fafc;
      --line: rgba(15, 18, 23, 0.10);
      --line-dark: rgba(255, 255, 255, 0.10);
      --text: #11151d;
      --text-2: #556070;
      --text-inverse: #eef2f7;
      --muted: #8792a2;
      --accent: #19b39a;
      --accent-2: #0ea5e9;
      --accent-3: #ff8a5b;
      --accent-4: #f2b84b;
      --shadow: 0 18px 48px rgba(12, 18, 28, 0.10);
      --shadow-dark: 0 22px 60px rgba(0, 0, 0, 0.28);
      --radius: 8px;
      --radius-lg: 10px;
      --space-1: 6px;
      --space-2: 10px;
      --space-3: 14px;
      --space-4: 18px;
      --space-5: 24px;
      --space-6: 32px;
      --space-7: 44px;
      --space-8: 60px;
      --container: 1180px;
      --header-h: 78px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height:1.6;
      color:var(--text);
      background:
        linear-gradient(180deg, rgba(15, 18, 23, 0.96) 0 30rem, rgba(244, 246, 248, 1) 30rem 100%);
      letter-spacing:0;
      min-height:100vh;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{
      outline:3px solid rgba(25,179,154,.35);
      outline-offset:2px;
    }

    .hidden-label{
      position:absolute;
      width:1px;
      height:1px;
      padding:0;
      margin:-1px;
      overflow:hidden;
      clip:rect(0,0,0,0);
      white-space:nowrap;
      border:0;
    }

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

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      transition:background .22s ease, box-shadow .22s ease, border-color .22s ease, backdrop-filter .22s ease;
      background:rgba(15,18,23,0.36);
      border-bottom:1px solid rgba(255,255,255,0.08);
      backdrop-filter:saturate(160%) blur(16px);
    }
    .site-header.is-scrolled{
      background:rgba(15,18,23,0.94);
      box-shadow:0 10px 26px rgba(0,0,0,0.18);
      border-bottom-color:rgba(255,255,255,0.10);
    }
    .nav-shell{
      min-height:var(--header-h);
      display:flex;
      align-items:center;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:800;
      letter-spacing:0;
      flex-shrink:0;
      white-space:nowrap;
    }
    .brand span:last-child{
      font-size:1.02rem;
    }
    .brand-mark{
      width:14px;
      height:14px;
      border-radius:4px;
      background:
        linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
      box-shadow:0 0 0 6px rgba(25,179,154,0.12);
    }
    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:44px;
      height:44px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,0.14);
      background:rgba(255,255,255,0.06);
      color:#fff;
      transition:transform .18s ease, background .18s ease, border-color .18s ease;
      flex-shrink:0;
    }
    .nav-toggle svg{
      width:20px;
      height:20px;
      stroke-width:1.9;
    }
    .nav-toggle:hover{
      transform:translateY(-1px);
      background:rgba(255,255,255,0.10);
      border-color:rgba(255,255,255,0.22);
    }
    .nav-panel{
      display:flex;
      align-items:center;
      gap:18px;
      flex:1;
      justify-content:space-between;
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(255,255,255,0.10);
      background:rgba(255,255,255,0.06);
      border-radius:999px;
      backdrop-filter:blur(8px);
      min-height:50px;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:0 16px;
      border-radius:999px;
      color:rgba(255,255,255,0.88);
      font-weight:600;
      transition:background .18s ease, color .18s ease, transform .18s ease;
      white-space:nowrap;
    }
    .nav-link:hover{
      background:rgba(255,255,255,0.08);
      color:#fff;
      transform:translateY(-1px);
    }
    .nav-link.active,
    .nav-link[aria-current="page"]{
      background:#fff;
      color:#11151d;
      box-shadow:0 10px 24px rgba(255,255,255,0.10);
    }
    .nav-search{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:min(380px, 100%);
      margin-left:auto;
      padding:6px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,0.10);
      background:rgba(255,255,255,0.06);
    }
    .nav-search input{
      width:100%;
      min-width:0;
      border:0;
      outline:none;
      background:transparent;
      color:#fff;
      padding:0 12px;
    }
    .nav-search input::placeholder{
      color:rgba(255,255,255,0.55);
    }
    .nav-search button,
    .nav-cta,
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border:0;
      border-radius:999px;
      font-weight:700;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease, opacity .18s ease;
      white-space:nowrap;
    }
    .nav-search button{
      height:42px;
      padding:0 16px;
      color:#11151d;
      background:#fff;
      box-shadow:0 10px 24px rgba(0,0,0,0.14);
      flex-shrink:0;
    }
    .nav-search button svg,
    .nav-cta svg,
    .btn svg,
    .chip svg{
      width:18px;
      height:18px;
      stroke-width:2;
      flex-shrink:0;
    }
    .nav-search button:hover,
    .nav-cta:hover,
    .btn:hover{
      transform:translateY(-1px);
    }
    .nav-cta{
      height:50px;
      padding:0 20px;
      color:#fff;
      background:linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
      box-shadow:0 16px 30px rgba(25,179,154,.22);
      flex-shrink:0;
    }

    main{
      padding-bottom:110px;
    }

    .hero{
      position:relative;
      padding:36px 0 54px;
      color:var(--text-inverse);
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 10% 15%, rgba(25,179,154,.12) 0, rgba(25,179,154,0) 26%),
        radial-gradient(circle at 88% 10%, rgba(255,138,91,.12) 0, rgba(255,138,91,0) 24%),
        linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,0));
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0, 1.15fr) minmax(320px, .85fr);
      gap:24px;
      align-items:stretch;
    }
    .hero-copy,
    .hero-panel{
      border:1px solid rgba(255,255,255,0.10);
      background:rgba(10,14,20,0.62);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow-dark);
      border-radius:var(--radius-lg);
    }
    .hero-copy{
      padding:34px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      min-height:460px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#9fe8d7;
      font-size:.94rem;
      font-weight:700;
      letter-spacing:0;
      text-transform:none;
      margin-bottom:14px;
    }
    .eyebrow::before{
      content:"";
      width:10px;
      height:10px;
      border-radius:999px;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(25,179,154,.18);
    }
    h1{
      margin:0;
      font-size:clamp(2rem, 4vw, 3.65rem);
      line-height:1.08;
      letter-spacing:0;
      max-width:11ch;
    }
    .hero-copy p{
      margin:18px 0 0;
      color:rgba(238,242,247,0.84);
      font-size:1.02rem;
      max-width:58ch;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:26px;
    }
    .btn{
      min-height:52px;
      padding:0 20px;
      border-radius:999px;
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--accent-3), #ff9f75);
      color:#fff;
      box-shadow:0 16px 30px rgba(255,138,91,.24);
    }
    .btn-secondary{
      background:rgba(255,255,255,0.08);
      color:#fff;
      border:1px solid rgba(255,255,255,0.12);
    }
    .btn-secondary:hover{
      background:rgba(255,255,255,0.12);
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .trust-tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,0.10);
      color:rgba(238,242,247,0.82);
      background:rgba(255,255,255,0.05);
      font-size:.9rem;
    }
    .trust-tag strong{
      color:#fff;
      font-weight:700;
    }

    .hero-panel{
      padding:18px;
      display:flex;
      align-items:stretch;
      justify-content:center;
    }
    .voucher-wall{
      width:100%;
      display:grid;
      grid-template-rows:auto auto 1fr auto;
      gap:14px;
      min-height:100%;
    }
    .voucher-main{
      position:relative;
      border-radius:var(--radius-lg);
      padding:24px;
      min-height:170px;
      background:
        linear-gradient(145deg, rgba(25,179,154,.18), rgba(255,138,91,.12)),
        linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,0));
      border:1px solid rgba(255,255,255,0.12);
      overflow:hidden;
    }
    .voucher-main::after{
      content:"";
      position:absolute;
      inset:auto -28px -30px auto;
      width:140px;
      height:140px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,255,255,.18), rgba(255,255,255,0) 70%);
      pointer-events:none;
    }
    .voucher-title{
      margin:0;
      font-size:1.6rem;
      line-height:1.16;
      letter-spacing:0;
    }
    .voucher-sub{
      margin:10px 0 0;
      color:rgba(238,242,247,0.82);
      max-width:28ch;
      font-size:.96rem;
    }
    .coupon-badges{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      background:rgba(255,255,255,0.07);
      border:1px solid rgba(255,255,255,0.10);
      color:rgba(255,255,255,0.88);
      font-size:.88rem;
      white-space:nowrap;
    }
    .voucher-list{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:10px;
    }
    .mini-card{
      padding:14px;
      border-radius:var(--radius);
      background:rgba(255,255,255,0.06);
      border:1px solid rgba(255,255,255,0.10);
      min-height:82px;
    }
    .mini-card strong{
      display:block;
      font-size:1rem;
      margin-bottom:6px;
      color:#fff;
    }
    .mini-card span{
      display:block;
      color:rgba(238,242,247,0.72);
      font-size:.88rem;
      line-height:1.45;
    }
    .voucher-footer{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding:16px;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,0.05);
      border:1px solid rgba(255,255,255,0.10);
    }
    .voucher-footer-line{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:rgba(238,242,247,0.84);
      font-size:.92rem;
    }
    .voucher-footer-line strong{
      color:#fff;
      font-weight:700;
    }

    .section{
      padding:34px 0;
    }
    .section.light{
      background:#f4f6f8;
      color:var(--text);
    }
    .section-dark{
      background:#121720;
      color:#eef2f7;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:18px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(1.35rem, 2.1vw, 2rem);
      line-height:1.15;
      letter-spacing:0;
    }
    .section-head p{
      margin:0;
      color:var(--text-2);
      max-width:56ch;
      font-size:.96rem;
    }
    .section-dark .section-head p{
      color:rgba(238,242,247,0.72);
    }

    .signal-strip{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
    }
    .signal{
      border-radius:var(--radius-lg);
      padding:18px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      min-height:132px;
    }
    .signal .label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--accent);
      font-size:.88rem;
      font-weight:700;
      margin-bottom:10px;
    }
    .signal .label::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--accent);
    }
    .signal h3{
      margin:0 0 8px;
      font-size:1.08rem;
      line-height:1.25;
    }
    .signal p{
      margin:0;
      color:var(--text-2);
      font-size:.94rem;
    }

    .filter-bar{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      padding:14px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      margin-bottom:18px;
    }
    .filter-group{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      flex:1;
    }
    .filter-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:40px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(17,21,29,0.12);
      background:#fff;
      color:var(--text-2);
      transition:transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .filter-pill:hover{
      transform:translateY(-1px);
      border-color:rgba(25,179,154,.25);
      box-shadow:0 8px 18px rgba(16,24,40,0.06);
    }
    .filter-pill.active{
      background:linear-gradient(135deg, rgba(25,179,154,.12), rgba(14,165,233,.10));
      color:#0f1a22;
      border-color:rgba(25,179,154,.38);
      box-shadow:0 10px 24px rgba(25,179,154,.10);
    }
    .filter-search{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:min(320px,100%);
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,21,29,0.12);
      background:#fff;
    }
    .filter-search input{
      width:100%;
      border:0;
      outline:none;
      min-width:0;
      background:transparent;
      color:var(--text);
    }
    .filter-search input::placeholder{
      color:#94a0af;
    }
    .filter-search button{
      min-height:38px;
      padding:0 14px;
      border-radius:999px;
      border:0;
      background:#0f1217;
      color:#fff;
      font-weight:700;
      display:inline-flex;
      align-items:center;
      gap:8px;
      flex-shrink:0;
    }

    .entry-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:16px;
    }
    .entry-card{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:14px;
      min-height:234px;
    }
    .entry-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .entry-title{
      margin:0;
      font-size:1.12rem;
      line-height:1.32;
    }
    .entry-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:30px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(25,179,154,.10);
      color:#0b6b5a;
      font-size:.84rem;
      font-weight:700;
      white-space:nowrap;
      flex-shrink:0;
    }
    .entry-desc{
      margin:0;
      color:var(--text-2);
      font-size:.95rem;
      line-height:1.62;
      min-height:58px;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .meta-tag{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      background:var(--card-soft);
      border:1px solid rgba(17,21,29,0.08);
      color:#5e6777;
      font-size:.82rem;
      white-space:nowrap;
    }
    .entry-actions{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:auto;
    }
    .entry-stamp{
      color:#7a8493;
      font-size:.84rem;
      white-space:nowrap;
    }
    .entry-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      background:#0f1217;
      color:#fff;
      font-weight:700;
      box-shadow:0 12px 24px rgba(15,18,23,.16);
    }
    .entry-link:hover{
      background:#131824;
    }

    .matrix-wrap{
      display:grid;
      grid-template-columns:repeat(12, minmax(0,1fr));
      gap:16px;
    }
    .matrix-card{
      grid-column:span 4;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      padding:18px;
      min-height:240px;
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .matrix-card.wide{
      grid-column:span 8;
    }
    .matrix-card.slim{
      grid-column:span 4;
      background:linear-gradient(180deg, #fff, #fbfcfd);
    }
    .matrix-card h3{
      margin:0;
      font-size:1.06rem;
      line-height:1.3;
    }
    .matrix-card p{
      margin:0;
      color:var(--text-2);
      font-size:.95rem;
    }
    .matrix-points{
      display:grid;
      gap:10px;
      margin:2px 0 0;
    }
    .matrix-point{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#354150;
      font-size:.94rem;
    }
    .matrix-point i{
      display:inline-flex;
      width:20px;
      height:20px;
      border-radius:50%;
      background:rgba(25,179,154,.10);
      color:var(--accent);
      align-items:center;
      justify-content:center;
      font-style:normal;
      font-weight:800;
      flex-shrink:0;
      margin-top:1px;
    }

    .proof-band{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:14px;
    }
    .proof{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      padding:18px;
      min-height:128px;
    }
    .proof strong{
      display:block;
      font-size:1.45rem;
      line-height:1;
      margin-bottom:8px;
      color:#0f1217;
    }
    .proof span{
      display:block;
      color:var(--text-2);
      font-size:.92rem;
      line-height:1.45;
    }
    .quote-row{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
      margin-top:14px;
    }
    .quote{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      padding:18px;
      box-shadow:var(--shadow);
    }
    .quote p{
      margin:0;
      color:#313947;
      font-size:.95rem;
      line-height:1.65;
    }
    .quote footer{
      margin-top:10px;
      color:#7a8493;
      font-size:.84rem;
      background:none;
      padding:0;
    }

    .faq-list{
      display:grid;
      gap:12px;
    }
    details.faq-item{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    details.faq-item[open]{
      border-color:rgba(25,179,154,.28);
    }
    .faq-item summary{
      list-style:none;
      padding:18px 18px;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      font-weight:700;
      color:#11151d;
    }
    .faq-item summary::-webkit-details-marker{
      display:none;
    }
    .faq-item summary::after{
      content:"+";
      width:28px;
      height:28px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:50%;
      background:rgba(25,179,154,.10);
      color:var(--accent);
      font-size:1.2rem;
      flex-shrink:0;
      transition:transform .18s ease;
    }
    details[open] summary::after{
      transform:rotate(45deg);
    }
    .faq-content{
      padding:0 18px 18px;
      color:var(--text-2);
      line-height:1.7;
    }

    .cta-band{
      padding:20px 0 90px;
    }
    .cta-panel{
      border-radius:12px;
      background:linear-gradient(135deg, #11151d 0%, #151a21 48%, #1a2230 100%);
      color:#eef2f7;
      padding:28px;
      border:1px solid rgba(255,255,255,0.08);
      box-shadow:var(--shadow-dark);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .cta-panel h2{
      margin:0 0 8px;
      font-size:1.42rem;
      line-height:1.2;
    }
    .cta-panel p{
      margin:0;
      color:rgba(238,242,247,0.78);
      max-width:54ch;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      flex-shrink:0;
    }

    .site-footer{
      background:#0f1217;
      color:#d8dde5;
      padding:28px 0 84px;
      border-top:1px solid rgba(255,255,255,0.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .footer-brand strong{
      font-size:1.08rem;
      color:#fff;
    }
    .footer-brand p{
      margin:0;
      color:rgba(216,221,229,0.78);
      max-width:48ch;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
      align-items:center;
    }
    .footer-links a{
      color:#fff;
      min-height:38px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,0.12);
      background:rgba(255,255,255,0.04);
    }
    .footer-links a:hover{
      background:rgba(255,255,255,0.08);
    }
    .footer-note{
      margin-top:16px;
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color:rgba(216,221,229,0.60);
      font-size:.88rem;
    }

    .bottom-cta{
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:55;
      padding:12px 0;
      background:linear-gradient(180deg, rgba(244,246,248,0), rgba(244,246,248,.94) 18%, rgba(244,246,248,0.98));
      backdrop-filter:blur(10px);
      border-top:1px solid rgba(17,21,29,0.08);
    }
    .bottom-cta-shell{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:12px 16px;
      border-radius:12px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 16px 34px rgba(15,18,23,.08);
    }
    .bottom-cta-text{
      display:flex;
      flex-direction:column;
      gap:3px;
      min-width:0;
    }
    .bottom-cta-text strong{
      font-size:1rem;
      color:#11151d;
      line-height:1.2;
    }
    .bottom-cta-text span{
      color:var(--text-2);
      font-size:.88rem;
      line-height:1.35;
    }
    .bottom-cta-actions{
      display:flex;
      gap:10px;
      flex-shrink:0;
    }
    .bottom-cta .btn{
      min-height:46px;
      padding:0 18px;
    }

    .empty-state{
      display:none;
      grid-column:1 / -1;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px dashed rgba(17,21,29,0.20);
      padding:28px;
      text-align:center;
      color:var(--text-2);
    }
    .empty-state strong{
      display:block;
      color:#11151d;
      margin-bottom:8px;
      font-size:1.04rem;
    }

    @media (max-width: 1120px){
      .hero-grid{
        grid-template-columns:1fr;
      }
      .hero-copy{
        min-height:auto;
      }
      .matrix-card.wide,
      .matrix-card.slim,
      .matrix-card{
        grid-column:span 6;
      }
      .proof-band{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
    }

    @media (max-width: 920px){
      .nav-panel{
        gap:14px;
      }
      .nav-search{
        min-width:260px;
      }
      .signal-strip,
      .quote-row{
        grid-template-columns:1fr;
      }
      .entry-grid{
        grid-template-columns:1fr;
      }
      .matrix-wrap{
        grid-template-columns:1fr;
      }
      .matrix-card,
      .matrix-card.wide,
      .matrix-card.slim{
        grid-column:1 / -1;
      }
    }

    @media (max-width: 768px){
      body{
        background:
          linear-gradient(180deg, rgba(15,18,23,0.98) 0 28rem, rgba(244,246,248,1) 28rem 100%);
      }
      .nav-shell{
        gap:12px;
      }
      .nav-toggle{
        display:inline-flex;
        margin-left:auto;
      }
      .nav-panel{
        position:absolute;
        top:calc(var(--header-h) - 2px);
        left:0;
        right:0;
        padding:12px 16px 16px;
        background:rgba(15,18,23,0.98);
        border-bottom:1px solid rgba(255,255,255,0.10);
        box-shadow:0 18px 30px rgba(0,0,0,0.22);
        flex-direction:column;
        align-items:stretch;
        gap:12px;
        display:none;
      }
      .nav-panel.is-open{
        display:flex;
      }
      .site-nav{
        width:100%;
        justify-content:flex-start;
        overflow:auto;
        padding:6px;
      }
      .nav-search{
        width:100%;
        min-width:0;
      }
      .nav-cta{
        width:100%;
      }
      .section-head{
        align-items:flex-start;
        flex-direction:column;
      }
      .proof-band{
        grid-template-columns:1fr;
      }
      .footer-grid{
        grid-template-columns:1fr;
      }
      .footer-links{
        justify-content:flex-start;
      }
      .bottom-cta-shell{
        flex-direction:column;
        align-items:stretch;
      }
      .bottom-cta-actions{
        width:100%;
      }
      .bottom-cta-actions .btn{
        flex:1;
      }
      .cta-panel{
        flex-direction:column;
        align-items:flex-start;
      }
    }

    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 22px));
      }
      .hero{
        padding-top:26px;
      }
      .hero-copy,
      .hero-panel{
        padding:18px;
      }
      .voucher-main{
        min-height:160px;
      }
      .voucher-title{
        font-size:1.32rem;
      }
      .voucher-list{
        grid-template-columns:1fr;
      }
      .filter-bar{
        padding:12px;
      }
      .filter-search{
        width:100%;
      }
      .filter-search button{
        width:100%;
      }
      .filter-pill{
        min-height:36px;
        padding:0 12px;
      }
      .entry-card{
        padding:16px;
      }
      .cta-panel{
        padding:20px;
      }
      .site-footer{
        padding-bottom:108px;
      }
    }

/* roulang page: category1 */
:root {
      --bg: #f5f7fa;
      --bg-soft: #eef2f5;
      --surface: #ffffff;
      --surface-2: #f8fafc;
      --surface-dark: #11161b;
      --surface-dark-2: #151b21;
      --text: #11161d;
      --text-strong: #0b1117;
      --muted: #66727f;
      --line: #d9e1e8;
      --line-dark: rgba(255, 255, 255, 0.12);
      --brand: #0ea5a4;
      --brand-strong: #0b8b8b;
      --brand-2: #2563eb;
      --accent: #ff7a45;
      --accent-2: #ffb24d;
      --good: #1c9a6d;
      --shadow: 0 14px 38px rgba(17, 24, 39, 0.08);
      --shadow-strong: 0 20px 46px rgba(17, 24, 39, 0.14);
      --radius: 8px;
      --radius-sm: 6px;
      --container: 1180px;
      --gap: 24px;
      --gap-lg: 32px;
      --gap-xl: 44px;
      --header-h: 78px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-width: 320px;
      background:
        linear-gradient(180deg, #f8fafc 0%, #f5f7fa 48%, #eef2f5 100%);
      color: var(--text);
      font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
      line-height: 1.6;
      padding-bottom: 108px;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

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

    button,
    input,
    textarea,
    select {
      font: inherit;
      color: inherit;
    }

    button {
      border: 0;
      background: none;
      padding: 0;
      cursor: pointer;
    }

    input {
      border: 0;
      outline: 0;
      background: none;
    }

    :focus-visible {
      outline: 2px solid rgba(14, 165, 164, 0.35);
      outline-offset: 2px;
    }

    ::selection {
      background: rgba(14, 165, 164, 0.18);
    }

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

    .hidden-label {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      padding: 14px 0;
      background: rgba(16, 20, 23, 0.08);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      transition: background 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }

    .site-header.scrolled {
      background: rgba(12, 15, 18, 0.92);
      border-bottom-color: rgba(255, 255, 255, 0.08);
      box-shadow: 0 10px 24px rgba(7, 10, 14, 0.22);
    }

    .nav-shell {
      display: flex;
      align-items: center;
      gap: 18px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: #fff;
      font-weight: 800;
      letter-spacing: 0;
      white-space: nowrap;
      flex: 0 0 auto;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 8px;
      background:
        linear-gradient(135deg, rgba(14, 165, 164, 1) 0%, rgba(37, 99, 235, 1) 52%, rgba(255, 122, 69, 1) 100%);
      box-shadow: 0 8px 18px rgba(14, 165, 164, 0.34);
      position: relative;
      overflow: hidden;
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 7px;
      border-radius: 5px;
      border: 1px solid rgba(255, 255, 255, 0.48);
    }

    .brand-mark::after {
      inset: 11px;
      border-color: rgba(255, 255, 255, 0.28);
    }

    .nav-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border-radius: 10px;
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.14);
      background: rgba(255, 255, 255, 0.06);
      transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
      flex: 0 0 auto;
    }

    .nav-toggle svg {
      width: 20px;
      height: 20px;
      stroke-width: 1.9;
    }

    .nav-toggle:hover {
      transform: translateY(-1px);
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.22);
    }

    .nav-panel {
      display: flex;
      align-items: center;
      gap: 18px;
      width: 100%;
    }

    .site-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      flex: 0 0 auto;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 42px;
      padding: 0 14px;
      border-radius: 999px;
      color: rgba(255, 255, 255, 0.84);
      border: 1px solid transparent;
      transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
      white-space: nowrap;
    }

    .nav-link:hover {
      color: #fff;
      background: rgba(255, 255, 255, 0.08);
      transform: translateY(-1px);
    }

    .nav-link.active {
      color: #0a1215;
      background: rgba(255, 255, 255, 0.96);
      border-color: rgba(255, 255, 255, 0.8);
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
    }

    .nav-search {
      margin-left: auto;
      display: flex;
      align-items: center;
      gap: 10px;
      width: min(360px, 100%);
      padding: 8px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.14);
      background: rgba(255, 255, 255, 0.08);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
    }

    .nav-search input {
      flex: 1;
      min-width: 0;
      color: #fff;
      padding: 0 8px;
    }

    .nav-search input::placeholder {
      color: rgba(255, 255, 255, 0.62);
    }

    .nav-search button {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 38px;
      padding: 0 15px;
      border-radius: 999px;
      color: #0b1418;
      background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
      box-shadow: 0 10px 16px rgba(0, 0, 0, 0.14);
      transition: transform 0.2s ease, filter 0.2s ease;
      white-space: nowrap;
      flex: 0 0 auto;
    }

    .nav-search button:hover {
      transform: translateY(-1px);
      filter: brightness(1.02);
    }

    .nav-search button svg,
    .cta-primary svg,
    .cta-secondary svg,
    .link-arrow svg,
    .tag-filter svg {
      width: 18px;
      height: 18px;
      stroke-width: 1.9;
      flex: 0 0 auto;
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 44px;
      padding: 0 16px;
      border-radius: 999px;
      color: #0e1217;
      background: linear-gradient(135deg, var(--accent) 0%, #ff9a5b 100%);
      box-shadow: 0 14px 24px rgba(255, 122, 69, 0.28);
      white-space: nowrap;
      transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    }

    .nav-cta:hover {
      transform: translateY(-1px);
      box-shadow: 0 18px 30px rgba(255, 122, 69, 0.34);
      filter: brightness(1.02);
    }

    .nav-cta svg {
      width: 18px;
      height: 18px;
      stroke-width: 2;
    }

    main {
      display: block;
    }

    .hero {
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(180deg, rgba(16, 20, 23, 0.98) 0%, rgba(16, 20, 23, 0.96) 100%);
      color: #fff;
      padding: 54px 0 38px;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(0deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
      background-size: 56px 56px;
      opacity: 0.22;
      pointer-events: none;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0;
      height: 118px;
      background: linear-gradient(180deg, rgba(16, 20, 23, 0) 0%, rgba(16, 20, 23, 0.32) 100%);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
      gap: 28px;
      align-items: stretch;
    }

    .hero-copy {
      padding: 18px 0 6px;
    }

    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 32px;
      padding: 0 12px;
      border-radius: 999px;
      color: rgba(255, 255, 255, 0.88);
      border: 1px solid rgba(255, 255, 255, 0.14);
      background: rgba(255, 255, 255, 0.08);
      margin-bottom: 20px;
      white-space: nowrap;
    }

    .hero-kicker::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--brand);
      box-shadow: 0 0 0 4px rgba(14, 165, 164, 0.18);
    }

    .hero h1 {
      margin: 0;
      max-width: 12ch;
      font-size: clamp(2.25rem, 4vw, 4.4rem);
      line-height: 1.05;
      letter-spacing: 0;
      font-weight: 900;
      text-wrap: balance;
    }

    .hero-lead {
      max-width: 56ch;
      margin: 18px 0 0;
      color: rgba(255, 255, 255, 0.78);
      font-size: 1.05rem;
      line-height: 1.86;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 28px;
    }

    .cta-primary,
    .cta-secondary,
    .mini-action {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 54px;
      padding: 0 22px;
      border-radius: 12px;
      transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
      white-space: nowrap;
    }

    .cta-primary {
      color: #0e1217;
      background: linear-gradient(135deg, #ffffff 0%, #edf3f6 100%);
      box-shadow: 0 14px 28px rgba(0, 0, 0, 0.26);
      font-weight: 700;
    }

    .cta-primary:hover,
    .cta-secondary:hover,
    .mini-action:hover,
    .link-arrow:hover,
    .tag-filter:hover {
      transform: translateY(-1px);
    }

    .cta-secondary {
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.18);
      background: rgba(255, 255, 255, 0.06);
    }

    .hero-trust {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
    }

    .trust-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 36px;
      padding: 0 12px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      background: rgba(255, 255, 255, 0.07);
      color: rgba(255, 255, 255, 0.82);
      font-size: 0.92rem;
    }

    .trust-pill strong {
      color: #fff;
      font-weight: 700;
    }

    .hero-panel {
      position: relative;
      border-radius: 18px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.05) 100%);
      box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
      padding: 24px;
      overflow: hidden;
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(135deg, rgba(14, 165, 164, 0.14) 0%, transparent 36%),
        linear-gradient(225deg, rgba(255, 122, 69, 0.12) 0%, transparent 32%);
      pointer-events: none;
    }

    .panel-inner {
      position: relative;
      z-index: 1;
      display: grid;
      gap: 18px;
    }

    .panel-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }

    .panel-title h2 {
      margin: 0;
      font-size: 1.08rem;
      font-weight: 800;
      letter-spacing: 0;
    }

    .panel-badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      color: #fff;
      background: rgba(14, 165, 164, 0.18);
      border: 1px solid rgba(14, 165, 164, 0.4);
      font-size: 0.82rem;
      white-space: nowrap;
    }

    .panel-badge svg {
      width: 14px;
      height: 14px;
      stroke-width: 2;
    }

    .panel-list {
      display: grid;
      gap: 12px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .panel-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 12px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .panel-item:first-child {
      border-top: 0;
      padding-top: 0;
    }

    .panel-dot {
      width: 18px;
      height: 18px;
      border-radius: 50%;
      flex: 0 0 auto;
      margin-top: 2px;
      background: linear-gradient(135deg, var(--brand) 0%, var(--accent) 100%);
      box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.06);
    }

    .panel-item strong {
      display: block;
      font-size: 0.98rem;
      margin-bottom: 2px;
    }

    .panel-item span {
      display: block;
      color: rgba(255, 255, 255, 0.72);
      font-size: 0.92rem;
      line-height: 1.65;
    }

    .panel-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
      margin-top: 2px;
    }

    .panel-stat {
      padding: 13px 12px;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.07);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .panel-stat strong {
      display: block;
      font-size: 1.18rem;
      color: #fff;
      margin-bottom: 4px;
      line-height: 1;
    }

    .panel-stat span {
      color: rgba(255, 255, 255, 0.72);
      font-size: 0.88rem;
      line-height: 1.5;
    }

    .breadcrumb-row {
      position: relative;
      z-index: 1;
      margin-top: 22px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px;
      color: rgba(255, 255, 255, 0.68);
      font-size: 0.92rem;
    }

    .breadcrumb-row a {
      color: rgba(255, 255, 255, 0.88);
    }

    .breadcrumb-row span {
      opacity: 0.5;
    }

    .signal-strip {
      margin-top: -12px;
      position: relative;
      z-index: 2;
      transform: translateY(50%);
    }

    .signal-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .signal-item {
      padding: 18px 18px 16px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.96);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .signal-item strong {
      display: block;
      font-size: 1.05rem;
      color: var(--text-strong);
      margin-bottom: 6px;
    }

    .signal-item span {
      display: block;
      color: var(--muted);
      line-height: 1.7;
      font-size: 0.96rem;
    }

    .section {
      padding: 54px 0;
    }

    .section-heading {
      display: flex;
      flex-wrap: wrap;
      align-items: end;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 20px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--brand-strong);
      font-size: 0.92rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .eyebrow::before {
      content: "";
      width: 24px;
      height: 2px;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--brand), var(--accent));
    }

    .section-heading h2 {
      margin: 0;
      font-size: clamp(1.45rem, 2vw, 2.05rem);
      line-height: 1.25;
      color: var(--text-strong);
      letter-spacing: 0;
    }

    .section-heading p {
      margin: 8px 0 0;
      max-width: 68ch;
      color: var(--muted);
      line-height: 1.8;
    }

    .catalog-wrap {
      display: grid;
      grid-template-columns: minmax(0, 1.45fr) minmax(270px, 0.72fr);
      gap: 24px;
      align-items: start;
    }

    .topic-toolbar {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 18px;
      padding: 16px;
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .tabs {
      display: inline-flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .tab-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 40px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--muted);
      background: var(--surface-2);
      border: 1px solid transparent;
      transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
    }

    .tab-btn:hover {
      transform: translateY(-1px);
      color: var(--text);
      border-color: rgba(14, 165, 164, 0.18);
    }

    .tab-btn.active {
      color: #fff;
      background: linear-gradient(135deg, var(--brand) 0%, #128989 100%);
      border-color: rgba(14, 165, 164, 0.2);
      box-shadow: 0 12px 20px rgba(14, 165, 164, 0.18);
    }

    .toolbar-right {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: auto;
    }

    .result-count {
      color: var(--muted);
      font-size: 0.94rem;
      white-space: nowrap;
    }

    .toolbar-search {
      display: flex;
      align-items: center;
      gap: 10px;
      width: min(320px, 100%);
      padding: 8px 10px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--line);
    }

    .toolbar-search svg {
      width: 18px;
      height: 18px;
      stroke-width: 1.9;
      color: var(--muted);
      flex: 0 0 auto;
    }

    .toolbar-search input {
      width: 100%;
      min-width: 0;
      color: var(--text);
    }

    .toolbar-search input::placeholder {
      color: #95a1ad;
    }

    .feed-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 302px;
      gap: 24px;
      align-items: start;
    }

    .entry-list {
      display: grid;
      gap: 14px;
    }

    .empty-state {
      padding: 28px;
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      color: var(--muted);
    }

    .empty-state strong {
      display: block;
      color: var(--text-strong);
      margin-bottom: 8px;
    }

    .entry-card {
      padding: 18px;
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.96);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    }

    .entry-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-strong);
      border-color: rgba(14, 165, 164, 0.24);
    }

    .entry-head {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 10px;
    }

    .entry-title {
      margin: 0;
      font-size: 1.08rem;
      line-height: 1.35;
      color: var(--text-strong);
      letter-spacing: 0;
    }

    .heat-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      color: #be3c1f;
      background: rgba(255, 122, 69, 0.12);
      border: 1px solid rgba(255, 122, 69, 0.18);
      font-size: 0.86rem;
      flex: 0 0 auto;
      white-space: nowrap;
    }

    .heat-badge svg {
      width: 14px;
      height: 14px;
      stroke-width: 2;
    }

    .entry-summary {
      margin: 0;
      color: var(--muted);
      line-height: 1.8;
      font-size: 0.96rem;
    }

    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 14px 0 12px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      color: var(--text);
      background: var(--surface-2);
      border: 1px solid var(--line);
      font-size: 0.86rem;
      white-space: nowrap;
    }

    .chip.is-accent {
      color: #0a1215;
      background: rgba(14, 165, 164, 0.14);
      border-color: rgba(14, 165, 164, 0.22);
    }

    .card-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding-top: 12px;
      border-top: 1px solid var(--line);
    }

    .meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
      color: var(--muted);
      font-size: 0.88rem;
    }

    .meta span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .meta svg {
      width: 14px;
      height: 14px;
      stroke-width: 2;
      color: var(--brand-strong);
      flex: 0 0 auto;
    }

    .link-arrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 38px;
      padding: 0 13px;
      border-radius: 999px;
      color: #0a1215;
      background: linear-gradient(135deg, rgba(14, 165, 164, 0.14) 0%, rgba(255, 122, 69, 0.14) 100%);
      border: 1px solid rgba(14, 165, 164, 0.18);
      white-space: nowrap;
      transition: transform 0.2s ease, background 0.2s ease;
    }

    .link-arrow:hover {
      background: linear-gradient(135deg, rgba(14, 165, 164, 0.2) 0%, rgba(255, 122, 69, 0.2) 100%);
    }

    .sidebar {
      position: sticky;
      top: 98px;
      display: grid;
      gap: 14px;
    }

    .side-panel {
      padding: 18px;
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.96);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .side-panel h3 {
      margin: 0 0 12px;
      font-size: 1rem;
      color: var(--text-strong);
      letter-spacing: 0;
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag-filter {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 34px;
      padding: 0 11px;
      border-radius: 999px;
      color: var(--text);
      background: var(--surface-2);
      border: 1px solid var(--line);
      transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
      white-space: nowrap;
    }

    .tag-filter strong {
      color: var(--muted);
      font-weight: 600;
      font-size: 0.82rem;
    }

    .tag-filter.is-highlight {
      color: #fff;
      background: linear-gradient(135deg, var(--brand-strong) 0%, var(--brand-2) 100%);
      border-color: transparent;
    }

    .mini-list {
      display: grid;
      gap: 12px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .mini-list li {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding-top: 12px;
      border-top: 1px solid var(--line);
    }

    .mini-list li:first-child {
      border-top: 0;
      padding-top: 0;
    }

    .mini-list strong {
      display: block;
      color: var(--text-strong);
      margin-bottom: 3px;
    }

    .mini-list span {
      color: var(--muted);
      line-height: 1.7;
      font-size: 0.94rem;
    }

    .mini-mark {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      margin-top: 5px;
      background: linear-gradient(135deg, var(--brand) 0%, var(--accent) 100%);
      flex: 0 0 auto;
    }

    .proof-band {
      background: linear-gradient(180deg, #11161b 0%, #0f1418 100%);
      color: #fff;
      position: relative;
      overflow: hidden;
    }

    .proof-band::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px);
      background-size: 48px 48px;
      opacity: 0.28;
      pointer-events: none;
    }

    .proof-wrap {
      position: relative;
      z-index: 1;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
      margin-top: 18px;
    }

    .proof-item {
      padding: 18px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .proof-item strong {
      display: block;
      font-size: 1.6rem;
      line-height: 1;
      margin-bottom: 8px;
    }

    .proof-item span {
      color: rgba(255, 255, 255, 0.76);
      line-height: 1.7;
      font-size: 0.95rem;
    }

    .quote-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
      margin-top: 18px;
    }

    .quote {
      padding: 16px 16px 18px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.1);
      color: rgba(255, 255, 255, 0.86);
      line-height: 1.75;
      min-height: 110px;
    }

    .quote strong {
      display: block;
      color: #fff;
      margin-bottom: 8px;
      font-size: 0.96rem;
    }

    .faq-grid {
      display: grid;
      gap: 12px;
      max-width: 1000px;
    }

    details.faq-item {
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.96);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    details.faq-item summary {
      list-style: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 18px;
      color: var(--text-strong);
      font-weight: 700;
      letter-spacing: 0;
    }

    details.faq-item summary::-webkit-details-marker {
      display: none;
    }

    details.faq-item summary svg {
      width: 18px;
      height: 18px;
      stroke-width: 2;
      color: var(--brand-strong);
      transition: transform 0.2s ease;
      flex: 0 0 auto;
    }

    details.faq-item[open] summary svg {
      transform: rotate(180deg);
    }

    .faq-content {
      padding: 0 18px 18px;
      color: var(--muted);
      line-height: 1.85;
    }

    .faq-content p {
      margin: 0;
    }

    .cta-band {
      padding-bottom: 64px;
    }

    .cta-box {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) auto;
      align-items: center;
      gap: 22px;
      padding: 24px;
      border-radius: 18px;
      background: linear-gradient(135deg, #11161b 0%, #131d22 58%, #161517 100%);
      color: #fff;
      box-shadow: var(--shadow-strong);
      border: 1px solid rgba(255, 255, 255, 0.08);
    }

    .cta-box h2 {
      margin: 0;
      font-size: clamp(1.45rem, 2vw, 2rem);
      line-height: 1.2;
    }

    .cta-box p {
      margin: 10px 0 0;
      color: rgba(255, 255, 255, 0.78);
      line-height: 1.8;
      max-width: 64ch;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .cta-box .cta-primary {
      background: linear-gradient(135deg, #ffffff 0%, #eef3f6 100%);
    }

    .cta-box .cta-secondary {
      border-color: rgba(255, 255, 255, 0.14);
      background: rgba(255, 255, 255, 0.06);
      color: #fff;
    }

    .site-footer {
      padding: 28px 0 28px;
      background: #0f1418;
      color: rgba(255, 255, 255, 0.82);
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) repeat(2, minmax(0, 0.6fr));
      gap: 20px;
      align-items: start;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: #fff;
      font-weight: 800;
      margin-bottom: 10px;
    }

    .footer-brand .brand-mark {
      width: 30px;
      height: 30px;
    }

    .footer-text {
      margin: 0;
      max-width: 44ch;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.72);
    }

    .footer-col h3 {
      margin: 0 0 12px;
      color: #fff;
      font-size: 0.98rem;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.74);
      transition: color 0.2s ease, transform 0.2s ease;
    }

    .footer-links a:hover {
      color: #fff;
      transform: translateX(1px);
    }

    .footer-note {
      margin-top: 18px;
      padding-top: 18px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      color: rgba(255, 255, 255, 0.58);
      font-size: 0.9rem;
    }

    .sticky-cta {
      position: fixed;
      left: 50%;
      bottom: 16px;
      z-index: 55;
      width: min(1180px, calc(100% - 24px));
      transform: translateX(-50%);
      padding: 14px 16px;
      border-radius: 16px;
      background: rgba(15, 20, 24, 0.92);
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: 0 18px 36px rgba(7, 10, 14, 0.34);
      color: #fff;
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }

    .sticky-cta-inner {
      display: flex;
      align-items: center;
      gap: 14px;
      justify-content: space-between;
    }

    .sticky-cta strong {
      display: block;
      font-size: 1rem;
      margin-bottom: 3px;
    }

    .sticky-cta span {
      color: rgba(255, 255, 255, 0.74);
      font-size: 0.92rem;
    }

    .sticky-cta .cta-actions {
      justify-content: flex-start;
      margin-left: auto;
    }

    .sticky-cta .cta-primary,
    .sticky-cta .cta-secondary {
      min-height: 46px;
      padding: 0 18px;
    }

    .link-inline {
      color: #fff;
      text-decoration: underline;
      text-underline-offset: 3px;
    }

    @media (max-width: 1100px) {
      .hero-grid,
      .catalog-wrap,
      .feed-layout,
      .cta-box,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .sidebar {
        position: static;
      }

      .cta-actions {
        justify-content: flex-start;
      }
    }

    @media (max-width: 960px) {
      .nav-shell {
        flex-wrap: wrap;
      }

      .nav-toggle {
        display: inline-flex;
        margin-left: auto;
      }

      .nav-panel {
        display: none;
        width: 100%;
        padding: 14px;
        margin-top: 4px;
        border-radius: 16px;
        flex-direction: column;
        align-items: stretch;
        background: rgba(12, 15, 18, 0.96);
        border: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 18px 30px rgba(0, 0, 0, 0.24);
      }

      .site-header.nav-open .nav-panel {
        display: flex;
      }

      .site-nav {
        flex-wrap: wrap;
      }

      .nav-search {
        width: 100%;
        margin-left: 0;
      }

      .nav-cta {
        width: 100%;
        justify-content: center;
      }

      .signal-grid,
      .proof-grid,
      .quote-row {
        grid-template-columns: 1fr;
      }

      .sticky-cta-inner {
        flex-direction: column;
        align-items: stretch;
      }

      .sticky-cta .cta-actions {
        width: 100%;
      }

      .sticky-cta .cta-primary,
      .sticky-cta .cta-secondary {
        flex: 1 1 0;
      }
    }

    @media (max-width: 760px) {
      body {
        padding-bottom: 124px;
      }

      .hero {
        padding-top: 34px;
      }

      .hero h1 {
        max-width: 14ch;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
      }

      .cta-primary,
      .cta-secondary,
      .nav-cta,
      .link-arrow {
        width: 100%;
      }

      .topic-toolbar {
        align-items: stretch;
      }

      .toolbar-right {
        width: 100%;
        margin-left: 0;
        flex-direction: column;
        align-items: stretch;
      }

      .toolbar-search {
        width: 100%;
      }

      .card-foot {
        flex-direction: column;
        align-items: stretch;
      }

      .link-arrow {
        justify-content: center;
      }

      .sticky-cta {
        left: 0;
        bottom: 0;
        width: 100%;
        transform: none;
        border-radius: 16px 16px 0 0;
      }

      .sticky-cta .cta-primary,
      .sticky-cta .cta-secondary {
        width: 100%;
      }
    }

    @media (max-width: 520px) {
      .container {
        width: min(var(--container), calc(100% - 20px));
      }

      .site-header {
        padding: 10px 0;
      }

      .brand span {
        font-size: 0.98rem;
      }

      .hero-panel,
      .entry-card,
      .side-panel,
      .signal-item,
      .cta-box,
      details.faq-item summary,
      .faq-content,
      .proof-item,
      .quote {
        border-radius: 12px;
      }

      .hero-lead,
      .section-heading p,
      .entry-summary,
      .footer-text,
      .faq-content {
        font-size: 0.95rem;
      }

      .panel-grid {
        grid-template-columns: 1fr;
      }

      .panel-stat strong {
        font-size: 1.02rem;
      }

      .topic-toolbar {
        padding: 14px;
      }

      .entry-card {
        padding: 16px;
      }

      .proof-item strong {
        font-size: 1.42rem;
      }
    }

    .is-hidden {
      display: none !important;
    }