/* roulang page: index */
:root {
      --brand: #9d3cff;
      --brand-2: #ff6b7a;
      --brand-3: #23c9a9;
      --ink: #241b35;
      --muted: #71677f;
      --soft: #fff7f1;
      --mint: #effcf8;
      --card: rgba(255, 255, 255, .88);
      --line: rgba(82, 54, 118, .14);
      --shadow: 0 22px 70px rgba(127, 71, 178, .16);
      --shadow-soft: 0 14px 42px rgba(255, 107, 122, .13);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --max: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--ink);
      background:
        radial-gradient(circle at 12% 8%, rgba(255, 107, 122, .18), transparent 32%),
        radial-gradient(circle at 88% 12%, rgba(35, 201, 169, .18), transparent 30%),
        linear-gradient(180deg, #fff9f4 0%, #f8fff9 45%, #fff8fb 100%);
      line-height: 1.75;
      overflow-x: hidden;
    }

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

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

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

    .skip-link {
      position: absolute;
      top: -80px;
      left: 18px;
      z-index: 60;
      padding: 10px 14px;
      border-radius: 999px;
      background: #fff;
      color: var(--brand);
      box-shadow: var(--shadow-soft);
      transition: top .2s ease;
    }

    .skip-link:focus {
      top: 16px;
      outline: 3px solid rgba(157, 60, 255, .25);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(18px);
      background: rgba(255, 251, 247, .86);
      border-bottom: 1px solid var(--line);
    }

    .nav-shell {
      min-height: 76px;
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 20px;
    }

    .nav-group {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .nav-left {
      justify-content: flex-start;
    }

    .nav-right {
      justify-content: flex-end;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
      font-weight: 900;
      font-size: 18px;
      color: var(--ink);
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      background: linear-gradient(135deg, var(--brand), var(--brand-2) 55%, var(--brand-3));
      box-shadow: 0 12px 28px rgba(157, 60, 255, .24);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 10px;
      border-radius: 9px;
      background: rgba(255, 255, 255, .84);
      clip-path: polygon(35% 22%, 74% 50%, 35% 78%);
    }

    .nav-link {
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 16px;
      border-radius: 999px;
      color: var(--muted);
      font-weight: 800;
      transition: background .22s ease, color .22s ease, transform .22s ease;
    }

    .nav-link:hover,
    .nav-link:focus-visible,
    .nav-link.active {
      color: var(--brand);
      background: rgba(157, 60, 255, .09);
      outline: none;
    }

    .nav-cta {
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      color: #fff;
      box-shadow: 0 12px 28px rgba(157, 60, 255, .2);
    }

    .nav-cta:hover,
    .nav-cta:focus-visible {
      color: #fff;
      transform: translateY(-1px);
      background: linear-gradient(135deg, #8b2df1, #ff596b);
    }

    .mobile-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border: 1px solid var(--line);
      border-radius: 16px;
      background: #fff;
      color: var(--brand);
      align-items: center;
      justify-content: center;
      box-shadow: 0 10px 24px rgba(36, 27, 53, .06);
    }

    .mobile-panel {
      display: none;
      padding: 0 20px 18px;
    }

    .mobile-panel.open {
      display: block;
    }

    .mobile-panel a {
      display: flex;
      min-height: 48px;
      align-items: center;
      justify-content: space-between;
      padding: 12px 14px;
      margin-top: 8px;
      border-radius: 16px;
      background: rgba(255, 255, 255, .76);
      border: 1px solid var(--line);
      font-weight: 800;
      color: var(--muted);
    }

    .btn {
      min-height: 48px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      border: 0;
      border-radius: 999px;
      padding: 13px 22px;
      font-weight: 900;
      font-size: 15px;
      transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2) 72%);
      box-shadow: 0 18px 40px rgba(157, 60, 255, .24);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible {
      transform: translateY(-2px);
      box-shadow: 0 22px 48px rgba(157, 60, 255, .3);
      outline: none;
    }

    .btn-primary:active,
    .btn-secondary:active {
      transform: translateY(0);
    }

    .btn-secondary {
      color: var(--brand);
      background: rgba(255, 255, 255, .88);
      border: 1px solid rgba(157, 60, 255, .2);
    }

    .btn-secondary:hover,
    .btn-secondary:focus-visible {
      background: rgba(157, 60, 255, .08);
      border-color: rgba(157, 60, 255, .34);
      outline: none;
      transform: translateY(-1px);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 32px;
      padding: 6px 12px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 900;
      color: #6b2bc4;
      background: rgba(157, 60, 255, .1);
      border: 1px solid rgba(157, 60, 255, .14);
    }

    .badge.mint {
      color: #087e68;
      background: rgba(35, 201, 169, .13);
      border-color: rgba(35, 201, 169, .18);
    }

    .badge.coral {
      color: #bd3e53;
      background: rgba(255, 107, 122, .13);
      border-color: rgba(255, 107, 122, .18);
    }

    .section {
      padding: 78px 0;
    }

    .section-tight {
      padding: 52px 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 30px;
    }

    .section-title {
      font-size: clamp(26px, 3vw, 36px);
      line-height: 1.18;
      font-weight: 900;
      margin: 0;
      color: var(--ink);
    }

    .section-desc {
      max-width: 680px;
      margin: 12px 0 0;
      color: var(--muted);
      font-size: 16px;
    }

    .hero {
      padding: 44px 0 76px;
    }

    .hero-panel {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      padding: clamp(26px, 5vw, 56px);
      min-height: 550px;
      background:
        linear-gradient(135deg, rgba(157, 60, 255, .92), rgba(255, 107, 122, .86) 52%, rgba(35, 201, 169, .84)),
        radial-gradient(circle at 80% 16%, rgba(255, 255, 255, .42), transparent 26%);
      box-shadow: var(--shadow);
      color: #fff;
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 18px;
      border-radius: 28px;
      border: 1px solid rgba(255, 255, 255, .25);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
      gap: 34px;
      align-items: stretch;
    }

    .hero h1 {
      max-width: 780px;
      margin: 18px 0 18px;
      font-size: clamp(32px, 5.2vw, 56px);
      line-height: 1.08;
      font-weight: 900;
      letter-spacing: 0;
    }

    .hero-copy {
      max-width: 760px;
      font-size: 17px;
      line-height: 1.85;
      color: rgba(255, 255, 255, .9);
      margin: 0 0 26px;
    }

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

    .hero .btn-secondary {
      color: #fff;
      background: rgba(255, 255, 255, .15);
      border-color: rgba(255, 255, 255, .32);
    }

    .hero .btn-secondary:hover,
    .hero .btn-secondary:focus-visible {
      background: rgba(255, 255, 255, .22);
    }

    .hero-points {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .hero-points .badge {
      color: #fff;
      background: rgba(255, 255, 255, .17);
      border-color: rgba(255, 255, 255, .2);
    }

    .apply-card {
      min-height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 18px;
      border-radius: 30px;
      padding: 24px;
      background: rgba(255, 255, 255, .92);
      color: var(--ink);
      box-shadow: 0 26px 70px rgba(36, 27, 53, .16);
    }

    .apply-top {
      display: grid;
      grid-template-columns: 1fr 92px;
      gap: 16px;
      align-items: start;
    }

    .progress-orb {
      width: 92px;
      height: 92px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: conic-gradient(var(--brand) 0 74%, rgba(157, 60, 255, .14) 74% 100%);
      position: relative;
      color: var(--brand);
      font-size: 22px;
      font-weight: 900;
    }

    .progress-orb::after {
      content: "";
      position: absolute;
      inset: 10px;
      border-radius: 50%;
      background: #fff;
      z-index: 0;
    }

    .progress-orb span {
      position: relative;
      z-index: 1;
    }

    .apply-card h2 {
      margin: 0;
      font-size: 24px;
      line-height: 1.24;
      font-weight: 900;
    }

    .apply-card p {
      margin: 8px 0 0;
      color: var(--muted);
      line-height: 1.75;
    }

    .qualification {
      display: grid;
      gap: 10px;
      margin: 4px 0;
    }

    .qualification li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      padding: 12px 14px;
      border-radius: 18px;
      background: linear-gradient(180deg, rgba(157, 60, 255, .08), rgba(35, 201, 169, .07));
      border: 1px solid rgba(157, 60, 255, .1);
      color: var(--muted);
      font-weight: 700;
    }

    .dot {
      width: 9px;
      height: 9px;
      margin-top: 10px;
      border-radius: 99px;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      flex: 0 0 auto;
    }

    .ticker {
      overflow: hidden;
      border-radius: 24px;
      padding: 18px;
      background: rgba(255, 255, 255, .72);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .ticker-row {
      display: grid;
      grid-template-columns: 140px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 16px 0;
      border-bottom: 1px dashed rgba(113, 103, 127, .22);
    }

    .ticker-row:last-child {
      border-bottom: 0;
    }

    .ticker-time {
      color: var(--brand);
      font-weight: 900;
    }

    .ticker-title {
      font-weight: 900;
      min-width: 0;
      word-break: break-word;
    }

    .comparison-wrap {
      border-radius: var(--radius-xl);
      overflow: hidden;
      background: rgba(255, 255, 255, .82);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .comparison {
      width: 100%;
      border-collapse: collapse;
    }

    .comparison th,
    .comparison td {
      padding: 20px 22px;
      text-align: left;
      border-bottom: 1px solid var(--line);
      vertical-align: top;
    }

    .comparison thead th {
      color: #fff;
      font-size: 16px;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
    }

    .comparison tbody tr:last-child td {
      border-bottom: 0;
    }

    .comparison td:first-child {
      font-weight: 900;
      color: var(--ink);
      width: 26%;
    }

    .plan-tag {
      display: inline-flex;
      padding: 5px 10px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 900;
      color: #fff;
      background: rgba(255, 255, 255, .24);
      margin-left: 8px;
    }

    .level-layout {
      display: grid;
      grid-template-columns: 1.25fr .75fr;
      gap: 22px;
      align-items: stretch;
    }

    .level-side {
      display: grid;
      gap: 22px;
    }

    .level-card,
    .preview-card,
    .qa-card,
    .article-card,
    .security-card,
    .review-card,
    .app-card {
      border: 1px solid var(--line);
      border-radius: var(--radius-xl);
      background: var(--card);
      box-shadow: 0 16px 45px rgba(36, 27, 53, .07);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .level-card:hover,
    .preview-card:hover,
    .qa-card:hover,
    .article-card:hover,
    .security-card:hover,
    .review-card:hover,
    .app-card:hover {
      transform: translateY(-3px);
      border-color: rgba(157, 60, 255, .28);
      box-shadow: 0 22px 56px rgba(157, 60, 255, .13);
    }

    .level-card {
      padding: 28px;
      min-height: 210px;
      position: relative;
      overflow: hidden;
    }

    .level-card.featured {
      min-height: 100%;
      background:
        radial-gradient(circle at 90% 12%, rgba(35, 201, 169, .2), transparent 28%),
        linear-gradient(135deg, rgba(157, 60, 255, .1), rgba(255, 255, 255, .92) 45%, rgba(255, 107, 122, .1));
    }

    .level-card h3,
    .preview-card h3,
    .qa-card h3,
    .article-card h3,
    .security-card h3,
    .review-card h3,
    .app-card h3 {
      margin: 12px 0 10px;
      font-size: 21px;
      line-height: 1.3;
      font-weight: 900;
    }

    .check-list {
      display: grid;
      gap: 10px;
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
      color: var(--muted);
    }

    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
    }

    .check-list li::before {
      content: "";
      width: 18px;
      height: 18px;
      margin-top: 5px;
      border-radius: 7px;
      background: linear-gradient(135deg, var(--brand-3), var(--brand));
      flex: 0 0 auto;
      box-shadow: 0 8px 18px rgba(35, 201, 169, .18);
    }

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

    .preview-card {
      padding: 22px;
      min-height: 258px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .cover-chip {
      height: 96px;
      border-radius: 22px;
      background:
        linear-gradient(135deg, rgba(157, 60, 255, .16), rgba(255, 107, 122, .18)),
        repeating-linear-gradient(45deg, rgba(255, 255, 255, .6) 0 10px, rgba(255, 255, 255, .2) 10px 20px);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--brand);
      font-weight: 900;
    }

    .quick-grid {
      display: grid;
      grid-template-columns: .85fr 1.15fr;
      gap: 22px;
    }

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

    .faq-item {
      border: 1px solid var(--line);
      border-radius: 22px;
      overflow: hidden;
      background: rgba(255, 255, 255, .82);
      transition: border-color .2s ease, box-shadow .2s ease;
    }

    .faq-item.active {
      border-color: rgba(157, 60, 255, .35);
      box-shadow: 0 16px 36px rgba(157, 60, 255, .1);
    }

    .faq-button {
      width: 100%;
      min-height: 62px;
      padding: 18px 20px;
      border: 0;
      background: transparent;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      color: var(--ink);
      font-weight: 900;
      text-align: left;
    }

    .faq-arrow {
      width: 30px;
      height: 30px;
      border-radius: 99px;
      display: grid;
      place-items: center;
      background: rgba(157, 60, 255, .1);
      color: var(--brand);
      transition: transform .2s ease;
      flex: 0 0 auto;
    }

    .faq-item.active .faq-arrow {
      transform: rotate(180deg);
    }

    .faq-answer {
      display: none;
      padding: 0 20px 20px;
      color: var(--muted);
      line-height: 1.85;
    }

    .faq-item.active .faq-answer {
      display: block;
    }

    .articles-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 22px;
      align-items: start;
    }

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

    .article-link {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 16px;
      align-items: center;
      min-height: 92px;
      padding: 18px 20px;
      border-radius: 22px;
      background: rgba(255, 255, 255, .82);
      border: 1px solid var(--line);
      transition: transform .22s ease, border-color .22s ease, background .22s ease;
    }

    .article-link:hover,
    .article-link:focus-visible {
      transform: translateX(4px);
      border-color: rgba(157, 60, 255, .3);
      background: #fff;
      outline: none;
    }

    .article-link strong {
      display: block;
      font-size: 17px;
      line-height: 1.45;
      font-weight: 900;
      margin-bottom: 4px;
    }

    .article-link span {
      color: var(--muted);
      font-size: 14px;
    }

    .rank-card {
      border-radius: var(--radius-xl);
      padding: 22px;
      background: linear-gradient(180deg, rgba(255, 255, 255, .9), rgba(239, 252, 248, .86));
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .rank-row {
      display: grid;
      grid-template-columns: 34px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 13px 0;
      border-bottom: 1px dashed rgba(113, 103, 127, .22);
    }

    .rank-row:last-child {
      border-bottom: 0;
    }

    .rank-num {
      width: 30px;
      height: 30px;
      display: grid;
      place-items: center;
      border-radius: 11px;
      color: #fff;
      font-weight: 900;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
    }

    .security-strip {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
    }

    .security-card {
      padding: 22px;
      min-height: 188px;
    }

    .icon-box {
      width: 46px;
      height: 46px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background: linear-gradient(135deg, rgba(157, 60, 255, .14), rgba(35, 201, 169, .16));
      color: var(--brand);
    }

    .review-wall {
      display: grid;
      grid-template-columns: 320px 1fr;
      gap: 22px;
      align-items: stretch;
    }

    .score-card {
      border-radius: var(--radius-xl);
      padding: 28px;
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow: var(--shadow);
    }

    .score-number {
      font-size: 52px;
      line-height: 1;
      font-weight: 900;
      margin: 14px 0 8px;
    }

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

    .review-card {
      padding: 20px;
    }

    .avatar {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      background: linear-gradient(135deg, var(--brand-3), var(--brand-2));
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-weight: 900;
      margin-right: 10px;
    }

    .app-band {
      border-radius: 34px;
      padding: clamp(24px, 4vw, 44px);
      display: grid;
      grid-template-columns: 1fr 360px;
      gap: 28px;
      align-items: center;
      background:
        radial-gradient(circle at 12% 16%, rgba(255, 255, 255, .46), transparent 26%),
        linear-gradient(135deg, rgba(35, 201, 169, .9), rgba(157, 60, 255, .88));
      color: #fff;
      box-shadow: var(--shadow);
    }

    .app-card {
      padding: 22px;
      background: rgba(255, 255, 255, .92);
      color: var(--ink);
    }

    .app-steps {
      display: grid;
      gap: 12px;
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
    }

    .app-steps li {
      display: grid;
      grid-template-columns: 32px 1fr;
      gap: 12px;
      align-items: center;
      padding: 12px;
      border-radius: 16px;
      background: rgba(157, 60, 255, .08);
      color: var(--muted);
      font-weight: 800;
    }

    .step-num {
      width: 32px;
      height: 32px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      font-weight: 900;
    }

    .cta-section {
      padding: 70px 0 104px;
    }

    .cta-card {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      padding: clamp(28px, 5vw, 54px);
      background:
        linear-gradient(135deg, rgba(157, 60, 255, .94), rgba(255, 107, 122, .9)),
        radial-gradient(circle at 86% 18%, rgba(35, 201, 169, .42), transparent 28%);
      color: #fff;
      box-shadow: var(--shadow);
    }

    .cta-card::after {
      content: "";
      position: absolute;
      right: -48px;
      bottom: -70px;
      width: 260px;
      height: 260px;
      border-radius: 80px;
      background: rgba(255, 255, 255, .12);
      transform: rotate(18deg);
    }

    .cta-content {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
    }

    .cta-card h2 {
      font-size: clamp(28px, 3.5vw, 42px);
      line-height: 1.18;
      margin: 0 0 10px;
      font-weight: 900;
    }

    .cta-card p {
      margin: 0;
      color: rgba(255, 255, 255, .88);
      max-width: 720px;
    }

    .sticky-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      z-index: 45;
      width: min(720px, calc(100% - 32px));
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 14px 12px 18px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .92);
      border: 1px solid var(--line);
      box-shadow: 0 18px 46px rgba(36, 27, 53, .16);
      backdrop-filter: blur(16px);
    }

    .sticky-cta strong {
      font-size: 14px;
      line-height: 1.35;
    }

    .site-footer {
      padding: 48px 0 32px;
      color: rgba(255, 255, 255, .82);
      background: linear-gradient(135deg, #352047, #6b2bc4 54%, #1e9d88);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: start;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: #fff;
      font-weight: 900;
      font-size: 18px;
      margin-bottom: 12px;
    }

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

    .footer-links a {
      min-height: 40px;
      display: inline-flex;
      align-items: center;
      padding: 8px 13px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .1);
      color: rgba(255, 255, 255, .88);
      transition: background .2s ease, color .2s ease;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      background: rgba(255, 255, 255, .18);
      color: #fff;
      outline: none;
    }

    .copyright {
      margin-top: 26px;
      padding-top: 22px;
      border-top: 1px solid rgba(255, 255, 255, .16);
      font-size: 14px;
    }

    @media (max-width: 1024px) {
      .nav-shell {
        grid-template-columns: auto 1fr auto;
      }

      .desktop-nav {
        display: none;
      }

      .mobile-toggle {
        display: inline-flex;
      }

      .brand {
        justify-self: center;
        font-size: 16px;
      }

      .hero-grid,
      .level-layout,
      .quick-grid,
      .articles-layout,
      .review-wall,
      .app-band,
      .cta-content {
        grid-template-columns: 1fr;
      }

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

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

      .section-head {
        align-items: flex-start;
        flex-direction: column;
      }
    }

    @media (max-width: 768px) {
      .site-container {
        width: min(100% - 28px, var(--max));
      }

      .hero {
        padding-top: 24px;
      }

      .hero-panel {
        border-radius: 26px;
        min-height: auto;
      }

      .hero-panel::before {
        inset: 10px;
        border-radius: 22px;
      }

      .apply-top,
      .ticker-row,
      .article-link,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .progress-orb {
        width: 78px;
        height: 78px;
      }

      .comparison-wrap {
        background: transparent;
        border: 0;
        box-shadow: none;
      }

      .comparison,
      .comparison thead,
      .comparison tbody,
      .comparison tr,
      .comparison th,
      .comparison td {
        display: block;
      }

      .comparison thead {
        display: none;
      }

      .comparison tr {
        margin-bottom: 14px;
        border-radius: 22px;
        overflow: hidden;
        background: rgba(255, 255, 255, .88);
        border: 1px solid var(--line);
        box-shadow: 0 14px 34px rgba(36, 27, 53, .06);
      }

      .comparison td {
        border-bottom: 1px solid var(--line);
        width: 100% !important;
        padding: 15px 18px;
      }

      .comparison td::before {
        content: attr(data-label);
        display: block;
        color: var(--brand);
        font-size: 12px;
        font-weight: 900;
        margin-bottom: 4px;
      }

      .preview-grid,
      .security-strip,
      .review-grid {
        grid-template-columns: 1fr;
      }

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

      .sticky-cta {
        border-radius: 22px;
        align-items: stretch;
        flex-direction: column;
      }

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

    @media (max-width: 520px) {
      .nav-shell {
        min-height: 68px;
      }

      .brand span:last-child {
        max-width: 210px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

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

      .btn {
        width: 100%;
        white-space: normal;
        text-align: center;
      }

      .section {
        padding: 54px 0;
      }

      .section-tight {
        padding: 38px 0;
      }

      .app-band,
      .cta-card {
        border-radius: 26px;
      }
    }

/* roulang page: category1 */
:root {
      --brand: #a735e8;
      --brand-2: #ff6a7a;
      --brand-3: #20c7a6;
      --ink: #241a2f;
      --muted: #6f6478;
      --soft: #fff8f1;
      --mint: #effdf8;
      --line: rgba(91, 55, 110, .14);
      --card: rgba(255,255,255,.88);
      --radius-lg: 28px;
      --radius-md: 20px;
      --shadow: 0 18px 60px rgba(115, 52, 166, .16);
      --shadow-soft: 0 12px 36px rgba(255, 106, 122, .12);
      --container: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--ink);
      background:
        radial-gradient(circle at 12% 8%, rgba(255, 106, 122, .18), transparent 28%),
        radial-gradient(circle at 84% 12%, rgba(32, 199, 166, .16), transparent 30%),
        linear-gradient(180deg, #fff8f1 0%, #f7fff9 48%, #fff 100%);
      line-height: 1.75;
      overflow-x: hidden;
    }

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

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

    ::selection {
      background: rgba(167, 53, 232, .18);
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 249, 244, .86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
    }

    .nav-shell {
      height: 76px;
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 22px;
    }

    .nav-group {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .nav-left {
      justify-content: flex-start;
    }

    .nav-right {
      justify-content: flex-end;
    }

    .nav-link {
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 15px;
      font-weight: 700;
      transition: transform .2s ease, color .2s ease, background .2s ease, box-shadow .2s ease;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--brand);
      background: rgba(167, 53, 232, .09);
    }

    .nav-link:active {
      transform: translateY(1px);
    }

    .nav-cta {
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow: 0 12px 26px rgba(167, 53, 232, .22);
    }

    .nav-cta:hover {
      color: #fff;
      background: linear-gradient(135deg, var(--brand-2), var(--brand));
      transform: translateY(-1px);
      box-shadow: 0 16px 34px rgba(167, 53, 232, .28);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-width: 0;
      color: var(--ink);
      font-size: 19px;
      font-weight: 900;
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      flex: 0 0 auto;
      border-radius: 14px;
      background:
        linear-gradient(135deg, var(--brand), var(--brand-2) 58%, var(--brand-3));
      box-shadow: 0 12px 30px rgba(167, 53, 232, .24);
      position: relative;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.9);
      clip-path: polygon(35% 24%, 78% 50%, 35% 76%);
    }

    .mobile-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border: 1px solid var(--line);
      border-radius: 16px;
      background: #fff;
      color: var(--ink);
      align-items: center;
      justify-content: center;
      transition: background .2s ease, border-color .2s ease;
    }

    .mobile-toggle:hover,
    .mobile-toggle:focus-visible {
      border-color: rgba(167, 53, 232, .4);
      background: rgba(167, 53, 232, .07);
      outline: none;
    }

    .mobile-panel {
      display: none;
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto 16px;
      padding: 10px;
      border: 1px solid var(--line);
      border-radius: 22px;
      background: rgba(255,255,255,.96);
      box-shadow: var(--shadow-soft);
    }

    .mobile-panel a {
      min-height: 48px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 14px;
      border-radius: 16px;
      color: var(--muted);
      font-weight: 800;
    }

    .mobile-panel a span {
      color: var(--brand);
      font-size: 13px;
      font-weight: 900;
    }

    .mobile-panel a.active,
    .mobile-panel a:hover {
      color: var(--brand);
      background: rgba(167, 53, 232, .08);
    }

    .hero {
      position: relative;
      padding: 58px 0 86px;
    }

    .hero-stage {
      position: relative;
      min-height: 560px;
      display: grid;
      align-items: end;
      overflow: hidden;
      border-radius: 34px;
      background:
        linear-gradient(135deg, rgba(36, 26, 47, .78), rgba(167, 53, 232, .55)),
        radial-gradient(circle at 76% 22%, rgba(32, 199, 166, .54), transparent 28%),
        linear-gradient(120deg, #a735e8, #ff6a7a 54%, #20c7a6);
      box-shadow: var(--shadow);
    }

    .hero-stage::before {
      content: "";
      position: absolute;
      inset: 0;
      opacity: .22;
      background-image:
        linear-gradient(rgba(255,255,255,.22) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.22) 1px, transparent 1px);
      background-size: 36px 36px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.65), transparent 78%);
    }

    .hero-stage::after {
      content: "";
      position: absolute;
      inset: auto -80px -120px auto;
      width: 420px;
      height: 420px;
      border-radius: 999px;
      background: rgba(255,255,255,.18);
      filter: blur(2px);
    }

    .hero-content {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 360px;
      gap: 34px;
      align-items: end;
      padding: 54px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 8px 13px;
      border: 1px solid rgba(255,255,255,.34);
      border-radius: 999px;
      color: #fff;
      background: rgba(255,255,255,.14);
      backdrop-filter: blur(10px);
      font-size: 14px;
      font-weight: 800;
    }

    .eyebrow::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 999px;
      background: #64ffd9;
      box-shadow: 0 0 0 5px rgba(100,255,217,.16);
    }

    h1 {
      max-width: 790px;
      margin: 18px 0 18px;
      color: #fff;
      font-size: clamp(32px, 5vw, 56px);
      line-height: 1.12;
      font-weight: 900;
      letter-spacing: 0;
    }

    .hero-lead {
      max-width: 760px;
      color: rgba(255,255,255,.88);
      font-size: 17px;
      line-height: 1.9;
    }

    .hero-actions,
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .btn {
      min-height: 48px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      padding: 0 22px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-size: 15px;
      font-weight: 900;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease, color .2s ease;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--brand-2), var(--brand), var(--brand-3));
      box-shadow: 0 16px 34px rgba(167, 53, 232, .28);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 22px 48px rgba(167, 53, 232, .34);
    }

    .btn-secondary {
      color: #fff;
      border-color: rgba(255,255,255,.42);
      background: rgba(255,255,255,.13);
      backdrop-filter: blur(10px);
    }

    .btn-secondary:hover {
      background: rgba(255,255,255,.22);
      transform: translateY(-1px);
    }

    .btn-light {
      color: var(--brand);
      border-color: rgba(167, 53, 232, .22);
      background: #fff;
    }

    .btn-light:hover {
      border-color: rgba(167, 53, 232, .42);
      background: rgba(167, 53, 232, .07);
      transform: translateY(-1px);
    }

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

    .btn:focus-visible,
    .faq-button:focus-visible,
    .filter-chip:focus-visible {
      outline: 3px solid rgba(32, 199, 166, .26);
      outline-offset: 3px;
    }

    .preview-panel {
      min-height: 410px;
      border-radius: 30px;
      border: 1px solid rgba(255,255,255,.28);
      background: rgba(255,255,255,.16);
      backdrop-filter: blur(16px);
      padding: 22px;
      color: #fff;
      box-shadow: 0 20px 50px rgba(36, 26, 47, .18);
    }

    .play-orb {
      width: 78px;
      height: 78px;
      margin: 8px auto 22px;
      border: 0;
      border-radius: 999px;
      background: rgba(255,255,255,.95);
      color: var(--brand);
      box-shadow: 0 18px 44px rgba(36, 26, 47, .22);
      display: grid;
      place-items: center;
      transition: transform .2s ease, box-shadow .2s ease;
    }

    .play-orb:hover {
      transform: scale(1.05);
      box-shadow: 0 24px 54px rgba(36, 26, 47, .28);
    }

    .panel-line {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 15px 0;
      border-top: 1px solid rgba(255,255,255,.22);
      color: rgba(255,255,255,.86);
      font-size: 14px;
      font-weight: 800;
    }

    .panel-line strong {
      color: #fff;
      font-size: 18px;
    }

    .mini-progress {
      height: 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.22);
      overflow: hidden;
      margin: 16px 0 20px;
    }

    .mini-progress span {
      display: block;
      width: 72%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, #64ffd9, #fff, #ffd0d8);
    }

    .badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      width: fit-content;
      padding: 7px 11px;
      border-radius: 999px;
      background: rgba(255,255,255,.7);
      color: var(--brand);
      border: 1px solid rgba(167, 53, 232, .16);
      font-size: 13px;
      font-weight: 900;
    }

    .badge.dark {
      color: #fff;
      border-color: rgba(255,255,255,.24);
      background: rgba(255,255,255,.14);
    }

    .section {
      padding: 76px 0;
    }

    .section.compact {
      padding-top: 30px;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 28px;
    }

    .section-kicker {
      color: var(--brand);
      font-size: 14px;
      font-weight: 900;
      margin-bottom: 8px;
    }

    h2 {
      margin: 0;
      color: var(--ink);
      font-size: clamp(26px, 3vw, 34px);
      line-height: 1.25;
      font-weight: 900;
      letter-spacing: 0;
    }

    h3 {
      margin: 0;
      color: var(--ink);
      font-size: 20px;
      line-height: 1.35;
      font-weight: 900;
    }

    .section-desc {
      max-width: 560px;
      color: var(--muted);
      font-size: 16px;
      line-height: 1.85;
    }

    .filter-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: 26px;
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow-soft);
    }

    .filter-chip {
      min-height: 42px;
      padding: 0 16px;
      border-radius: 999px;
      border: 1px solid rgba(167, 53, 232, .18);
      background: #fff;
      color: var(--muted);
      font-weight: 900;
      transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
    }

    .filter-chip:hover,
    .filter-chip.active {
      color: #fff;
      border-color: transparent;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      transform: translateY(-1px);
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 24px;
      align-items: start;
    }

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

    .guide-card,
    .side-card,
    .step-card,
    .faq-item {
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: var(--card);
      box-shadow: 0 14px 42px rgba(115, 52, 166, .09);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .guide-card {
      min-height: 260px;
      display: flex;
      flex-direction: column;
      padding: 24px;
      overflow: hidden;
      position: relative;
    }

    .guide-card::after {
      content: "";
      position: absolute;
      right: -42px;
      top: -42px;
      width: 120px;
      height: 120px;
      border-radius: 32px;
      transform: rotate(18deg);
      background: linear-gradient(135deg, rgba(167,53,232,.16), rgba(32,199,166,.14));
    }

    .guide-card:hover,
    .side-card:hover,
    .step-card:hover,
    .faq-item:hover {
      transform: translateY(-3px);
      border-color: rgba(167, 53, 232, .28);
      box-shadow: var(--shadow);
    }

    .card-top {
      position: relative;
      z-index: 1;
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 16px;
    }

    .card-icon {
      width: 48px;
      height: 48px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow: 0 12px 26px rgba(167, 53, 232, .2);
    }

    .status {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      color: var(--brand);
      background: rgba(167, 53, 232, .09);
      font-size: 12px;
      font-weight: 900;
      white-space: nowrap;
    }

    .guide-card p {
      position: relative;
      z-index: 1;
      margin: 12px 0 20px;
      color: var(--muted);
      line-height: 1.8;
      font-size: 15px;
    }

    .meta-row {
      position: relative;
      z-index: 1;
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
      margin-top: auto;
      padding-top: 14px;
    }

    .meta-pill {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      color: #5f516a;
      background: rgba(32, 199, 166, .1);
      font-size: 12px;
      font-weight: 900;
    }

    .card-action {
      position: relative;
      z-index: 1;
      margin-top: 18px;
      width: fit-content;
      color: var(--brand);
      font-weight: 900;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .card-action:hover {
      color: var(--brand-2);
    }

    .side-stack {
      display: grid;
      gap: 18px;
      position: sticky;
      top: 96px;
    }

    .side-card {
      padding: 24px;
    }

    .side-card.highlight {
      color: #fff;
      border: 0;
      background:
        radial-gradient(circle at 88% 16%, rgba(100,255,217,.34), transparent 30%),
        linear-gradient(135deg, var(--brand), var(--brand-2));
    }

    .side-card.highlight h3,
    .side-card.highlight p {
      color: #fff;
    }

    .side-card p {
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 15px;
    }

    .benefit-list {
      display: grid;
      gap: 12px;
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
    }

    .benefit-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.7;
    }

    .side-card.highlight .benefit-list li {
      color: rgba(255,255,255,.9);
    }

    .check {
      width: 22px;
      height: 22px;
      flex: 0 0 auto;
      border-radius: 999px;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--brand-3);
      font-size: 13px;
      font-weight: 900;
      margin-top: 2px;
    }

    .mini-stat {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 18px;
    }

    .mini-stat div {
      min-height: 92px;
      padding: 15px;
      border-radius: 20px;
      background: rgba(255,255,255,.7);
      border: 1px solid var(--line);
    }

    .mini-stat strong {
      display: block;
      color: var(--brand);
      font-size: 24px;
      line-height: 1;
      font-weight: 900;
    }

    .mini-stat span {
      display: block;
      margin-top: 8px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 800;
    }

    .steps {
      display: grid;
      grid-template-columns: 1.2fr .9fr 1.05fr;
      gap: 18px;
      align-items: stretch;
    }

    .step-card {
      padding: 26px;
      min-height: 250px;
      position: relative;
      overflow: hidden;
    }

    .step-card.large {
      min-height: 300px;
      background:
        linear-gradient(#fff, #fff) padding-box,
        linear-gradient(135deg, rgba(167,53,232,.54), rgba(255,106,122,.38), rgba(32,199,166,.42)) border-box;
      border: 1px solid transparent;
    }

    .step-number {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      font-size: 18px;
      font-weight: 900;
      margin-bottom: 20px;
    }

    .step-card p {
      color: var(--muted);
      margin: 12px 0 0;
      font-size: 15px;
      line-height: 1.85;
    }

    .step-card .badge-row {
      margin-top: 24px;
    }

    .pager {
      display: flex;
      justify-content: center;
      gap: 10px;
      margin-top: 28px;
    }

    .pager a,
    .pager span {
      min-width: 44px;
      height: 44px;
      padding: 0 14px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--line);
      background: #fff;
      color: var(--muted);
      font-weight: 900;
      transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
    }

    .pager span,
    .pager a:hover {
      color: #fff;
      border-color: transparent;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      transform: translateY(-1px);
    }

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

    .faq-item {
      overflow: hidden;
      background: rgba(255,255,255,.86);
    }

    .faq-button {
      width: 100%;
      min-height: 72px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 20px 22px;
      border: 0;
      background: transparent;
      color: var(--ink);
      text-align: left;
      font-weight: 900;
    }

    .faq-button svg {
      flex: 0 0 auto;
      color: var(--brand);
      transition: transform .2s ease;
    }

    .faq-item.open .faq-button svg {
      transform: rotate(180deg);
    }

    .faq-panel {
      display: none;
      padding: 0 22px 22px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.85;
    }

    .faq-item.open {
      border-color: rgba(167, 53, 232, .34);
      background: #fff;
    }

    .faq-item.open .faq-panel {
      display: block;
    }

    .cta-block {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      padding: 42px;
      color: #fff;
      background:
        radial-gradient(circle at 86% 24%, rgba(32,199,166,.38), transparent 30%),
        linear-gradient(135deg, #8b2fea, #ff6478 58%, #20c7a6);
      box-shadow: var(--shadow);
    }

    .cta-block::before {
      content: "";
      position: absolute;
      inset: 18px;
      border: 1px solid rgba(255,255,255,.22);
      border-radius: 26px;
      pointer-events: none;
    }

    .cta-inner {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
    }

    .cta-block h2,
    .cta-block p {
      color: #fff;
    }

    .cta-block p {
      margin: 12px 0 0;
      max-width: 700px;
      color: rgba(255,255,255,.9);
    }

    .site-footer {
      margin-top: 48px;
      padding: 42px 0 28px;
      color: rgba(255,255,255,.86);
      background:
        radial-gradient(circle at 14% 18%, rgba(255,106,122,.32), transparent 24%),
        linear-gradient(135deg, #241a2f, #5b2774 52%, #145c55);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 26px;
      align-items: start;
      padding-bottom: 26px;
      border-bottom: 1px solid rgba(255,255,255,.14);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: #fff;
      font-size: 18px;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .site-footer p {
      color: rgba(255,255,255,.74);
      margin: 0;
      line-height: 1.85;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 10px;
      max-width: 430px;
    }

    .footer-links a {
      min-height: 38px;
      display: inline-flex;
      align-items: center;
      padding: 0 13px;
      border-radius: 999px;
      color: rgba(255,255,255,.8);
      background: rgba(255,255,255,.08);
      transition: background .2s ease, color .2s ease;
      font-weight: 800;
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #fff;
      background: rgba(255,255,255,.16);
    }

    .copyright {
      padding-top: 22px;
      color: rgba(255,255,255,.62);
      font-size: 14px;
    }

    @media (max-width: 1024px) {
      .hero-content,
      .content-layout,
      .cta-inner {
        grid-template-columns: 1fr;
      }

      .preview-panel {
        min-height: auto;
      }

      .side-stack {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

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

    @media (max-width: 768px) {
      .site-container {
        width: min(100% - 28px, var(--container));
      }

      .nav-shell {
        height: 68px;
        grid-template-columns: 1fr auto;
      }

      .desktop-nav {
        display: none;
      }

      .brand {
        justify-content: flex-start;
        font-size: 17px;
      }

      .brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 12px;
      }

      .mobile-toggle {
        display: inline-flex;
      }

      .mobile-panel.open {
        display: block;
      }

      .hero {
        padding: 28px 0 58px;
      }

      .hero-stage {
        min-height: auto;
        border-radius: 26px;
      }

      .hero-content {
        padding: 30px 22px;
      }

      .hero-lead,
      .section-desc {
        font-size: 15px;
      }

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

      .btn {
        width: 100%;
      }

      .section {
        padding: 54px 0;
      }

      .section-head {
        display: block;
      }

      .section-desc {
        margin-top: 12px;
      }

      .guide-grid,
      .faq-grid,
      .side-stack,
      .footer-grid {
        grid-template-columns: 1fr;
      }

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

      .cta-block {
        padding: 30px 20px;
        border-radius: 26px;
      }
    }

    @media (max-width: 520px) {
      h1 {
        font-size: 32px;
      }

      .filter-wrap {
        padding: 12px;
        border-radius: 22px;
      }

      .filter-chip {
        flex: 1 1 auto;
      }

      .guide-card,
      .side-card,
      .step-card {
        padding: 20px;
        border-radius: 22px;
      }

      .mini-stat {
        grid-template-columns: 1fr;
      }

      .pager {
        flex-wrap: wrap;
      }
    }