/* ===== Page-specific: Contact ===== */
    .contact-hero {
      padding: 120px 0 80px;
      text-align: center;
      position: relative;
    }
    .contact-hero .hero-content { max-width: 640px; margin: 0 auto; }
    .contact-hero h1 {
      font-family: "Space Grotesk", "Inter", sans-serif;
      font-size: clamp(3.2rem, 8vw, 5rem);
      font-weight: 800;
      line-height: 1.05;
      letter-spacing: -0.04em;
      margin-bottom: 20px;
    }
    .contact-hero .lead {
      font-size: clamp(1.05rem, 2vw, 1.2rem);
      color: var(--color-muted);
      margin-bottom: 32px;
      max-width: 560px;
      margin-left: auto;
      margin-right: auto;
    }
    .contact-hero .hero-ctas {
      display: flex;
      gap: 12px;
      justify-content: center;
      flex-wrap: wrap;
      margin-bottom: 20px;
    }
    .contact-hero .hero-trust {
      font-size: 0.85rem;
      color: var(--color-muted);
    }
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .contact-card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      padding: 36px 32px;
      display: flex;
      flex-direction: column;
      gap: 14px;
      align-items: flex-start;
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }
    .contact-card:hover {
      transform: translateY(-4px);
      border-color: var(--color-primary-soft);
      box-shadow: var(--shadow-hover);
    }
    .contact-card .icon-wrap {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--color-gradient-a);
      border: 1px solid rgba(109, 92, 255, 0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-primary);
    }
    .contact-card h3 { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.02em; }
    .contact-card p { color: var(--color-muted); font-size: 0.95rem; line-height: 1.65; }
    .contact-link {
      margin-top: 8px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-weight: 600;
      font-size: 0.95rem;
      color: var(--color-primary);
      padding: 8px 16px;
      border-radius: 999px;
      border: 1px solid rgba(109, 92, 255, 0.2);
      transition: background 0.2s ease, color 0.2s ease;
    }
    .contact-link:hover { background: var(--color-primary); color: #fff; }
    .response-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .response-item {
      text-align: center;
      padding: 32px 20px;
      border-radius: var(--radius);
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      transition: all 0.2s ease;
    }
    .response-item:hover { transform: translateY(-2px); border-color: var(--color-muted); box-shadow: var(--shadow); }
    .response-item .icon-wrap {
      width: 46px;
      height: 46px;
      margin: 0 auto 16px;
      border-radius: 50%;
      background: #f3f4f6;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-primary);
    }
    .response-item h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
    .response-item p { color: var(--color-muted); font-size: 0.9rem; line-height: 1.6; }
    .cta-block {
      text-align: center;
      background: linear-gradient(135deg, rgba(109, 92, 255, 0.06) 0%, rgba(255, 122, 184, 0.04) 100%);
      border: 1px solid var(--color-border);
      border-radius: var(--radius);
      padding: 64px 32px;
    }
    .cta-block h2 {
      font-family: "Space Grotesk", "Inter", sans-serif;
      font-size: clamp(2rem, 4vw, 2.8rem);
      font-weight: 700;
      letter-spacing: -0.03em;
      margin-bottom: 14px;
    }
    .cta-block p { color: var(--color-muted); font-size: 1.05rem; margin-bottom: 24px; }
    .cta-block .btn-primary { padding: 14px 32px; font-size: 1rem; }
    .cta-block .cta-trust { font-size: 0.85rem; margin-top: 16px; margin-bottom: 0; }
    .reveal-delay-1 { transition-delay: 0.08s; }
    .reveal-delay-2 { transition-delay: 0.16s; }
    .reveal-delay-3 { transition-delay: 0.24s; }
    @media (max-width: 768px) {
      .contact-grid, .response-grid { grid-template-columns: 1fr; }
      .contact-hero { padding: 80px 0 56px; }
      .cta-block { padding: 48px 20px; }
    }
    @media (min-width: 769px) and (max-width: 1024px) {
      .response-grid { grid-template-columns: repeat(2, 1fr); }
    }
    #particle-bg {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: 0;
      pointer-events: none;
      background: transparent;
    }

    body {
      position: relative;
    }

    .site-nav, main, .site-footer {
      position: relative;
      z-index: 1;
    }
    /* ---- Comparison table ---- */
    .compare-wrap {
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.5);
      box-shadow: var(--shadow);
      background: rgba(255, 255, 255, 0.45);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
    }

    .compare-pill {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.82rem;
      font-weight: 600;
      padding: 7px 14px;
      border-radius: 999px;
      background: #f3f4f6;
      color: var(--color-muted);
      white-space: nowrap;
    }

    .compare-table {
      width: 100%;
      overflow: hidden;
      border-collapse: separate;
      border-spacing: 0;
      border-radius: var(--radius);
      border: 1px solid #d1d5db;
      background: rgba(255, 255, 255, 0.45);
      backdrop-filter: blur(3px);
      -webkit-backdrop-filter: blur(3px);
    }

    .compare-table th {
      text-align: left;
      font-size: 0.82rem;
      font-weight: 650;
      letter-spacing: 0.02em;
      text-transform: uppercase;
      color: var(--color-muted);
      padding: 16px 20px;
      border-bottom: 1px solid #d1d5db;
      background: rgba(255, 255, 255, 0.35);
      backdrop-filter: blur(3px);
      -webkit-backdrop-filter: blur(3px);
      white-space: nowrap;
    }

    .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #d1d5db;
      font-size: 0.92rem;
      color: var(--color-text);
      vertical-align: middle;
    }

    .compare-table tbody tr:last-child td {
      border-bottom: none;
    }

    .compare-table tbody tr:hover td {
      background: rgba(255, 255, 255, 0.9);
    }

    .compare-feature-col {
      color: var(--color-text) !important;
      font-weight: 600 !important;
      white-space: normal !important;
      text-transform: none !important;
      letter-spacing: 0 !important;
    }

    td.compare-feature-col {
      font-size: 0.92rem;
      white-space: nowrap;
    }

    .compare-highlight {
      background: rgba(109, 92, 255, 0.04) !important;
      font-weight: 600 !important;
      color: var(--color-primary) !important;
    }

    .compare-highlight td {
      color: var(--color-primary) !important;
    }

    .compare-check {
      color: var(--color-success) !important;
      stroke-width: 3;
    }

    .compare-x {
      color: #c7c3d8 !important;
      stroke-width: 3;
    }

    .compare-table th.compare-highlight {
      background: rgba(109, 92, 255, 0.08);
      color: var(--color-primary);
    }
    :root {
      --color-primary: #6d5cff;
      --color-primary-soft: #8f7dff;
      --color-accent: #ff7ab8;
      --color-bg: #fcfbff;
      --color-surface: #ffffff;
      --color-text: #1a1740;
      --color-muted: #5f5b80;
      --color-border: #e6e2f5;
      --color-glass: rgba(255, 255, 255, 0.72);
      --color-glass-border: rgba(255, 255, 255, 0.5);
      --color-gradient-a: #e9e4ff;
      --color-gradient-b: #ffe1f0;
      --color-success: #22c55e;
      --radius: 18px;
      --radius-sm: 12px;
      --shadow: 0 20px 50px rgba(30, 20, 90, 0.08);
      --shadow-hover: 0 30px 60px rgba(30, 20, 90, 0.14);
      --nav-height: 68px;
      --max-w: 1220px;
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
      background-color: var(--color-bg);
      color: var(--color-text);
      line-height: 1.6;
      letter-spacing: -0.01em;
      -webkit-font-smoothing: antialiased;
    }

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

    ul {
      list-style: none;
    }

    .container {
      max-width: var(--max-w);
      margin: 0 auto;
      padding: 0 24px;
    }

    /* ---- Buttons ---- */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 24px;
      border-radius: 999px;
      font-weight: 600;
      font-size: 0.95rem;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.25s ease;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--color-primary);
      color: #fff;
      border-radius: 999px;
      box-shadow: 0 1px 2px rgba(17, 24, 39, 0.2);
    }

    .btn-primary:hover {
      background: #000;
      transform: translateY(-1px);
      box-shadow: 0 4px 8px rgba(17, 24, 39, 0.2);
    }

    .btn-secondary {
      background: #fff;
      border-color: var(--color-border);
      color: var(--color-text);
    }

    .btn-secondary:hover {
      border-color: var(--color-muted);
      color: var(--color-primary);
      background: #f9fafb;
    }

    .btn-dark {
      background: var(--color-primary);
      color: #fff;
      width: auto;
      display: inline-flex;
      align-self: flex-start;
    }

    .btn-dark:hover {
      background: #000;
      transform: translateY(-1px);
      box-shadow: 0 4px 8px rgba(17, 24, 39, 0.2);
    }

    .btn-sm {
      padding: 8px 18px;
      font-size: 0.85rem;
    }

    /* ---- Section base ---- */
    .section {
      padding: 88px 0;
      position: relative;
    }

    .section.section-alt {
      background: linear-gradient(180deg, var(--color-surface) 0%, rgba(249, 248, 255, 0.4) 100%);
      border-top: 1px solid var(--color-border);
      border-bottom: 1px solid var(--color-border);
    }

    .section-soft {
      background: linear-gradient(180deg, rgba(109, 92, 255, 0.04) 0%, rgba(255, 122, 184, 0.03) 100%);
      border-radius: var(--radius);
      margin: 0 auto;
      max-width: calc(var(--max-w) + 48px);
      padding-left: 24px;
      padding-right: 24px;
    }

    .section-head {
      text-align: center;
      max-width: 680px;
      margin: 0 auto 56px;
    }

    .section-head .section-desc {
      max-width: 520px;
      margin: 0 auto;
    }

    .section-eyebrow, .eyebrow {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 500;
      letter-spacing: 0.5px;
      text-transform: uppercase;
      color: var(--color-muted);
      background: #f3f4f6;
      padding: 6px 14px;
      border-radius: 999px;
      margin-bottom: 16px;
    }
    .eyebrow {
      background: var(--color-gradient-a);
      border: 1px solid rgba(109, 92, 255, 0.15);
      padding: 6px 16px;
      border-radius: 999px;
    }

    .section-title {
      font-family: "Space Grotesk", "Inter", sans-serif;
      font-size: clamp(2rem, 4vw, 2.6rem);
      font-weight: 700;
      line-height: 1.15;
      letter-spacing: -0.03em;
      margin-bottom: 16px;
    }

    .section-desc {
      color: var(--color-muted);
      font-size: 1.05rem;
    }

    /* ---- Scroll reveal ---- */
    .reveal {
      opacity: 0;
      transform: translateY(28px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal.visible {
      opacity: 1;
      transform: none;
    }

    /* ---- Cards (glass) ---- */
    .glass-card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      transition: all 0.2s ease;
    }

    .glass-card:hover {
      border-color: var(--color-muted);
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }

    /* ---- Nav ---- */
    .site-nav {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.85);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--color-border);
    }

    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: var(--nav-height);
      gap: 16px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 8px;
      font-family: "Space Grotesk", "Inter", sans-serif;
      font-weight: 600;
      font-size: 1.25rem;
      letter-spacing: -0.02em;
    }

    .brand i {
      color: var(--color-primary);
      stroke-width: 2;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      gap: 24px;
    }

    .nav-menu > li {
      position: relative;
    }

    .nav-link {
      font-weight: 500;
      font-size: 0.95rem;
      color: var(--color-text);
      padding: 8px 0;
      transition: color 0.2s ease;
    }

    .nav-link:hover {
      color: var(--color-primary);
    }

    .nav-link.active {
      color: var(--color-primary);
      font-weight: 600;
    }

    .has-children > a.nav-link {
      display: inline-flex;
      align-items: center;
    }

    .has-children {
      cursor: pointer;
    }

    .has-children .chevron {
      display: inline-block;
      margin-left: 4px;
      transition: transform 0.2s ease;
    }

    .dropdown {
      display: none;
      position: absolute;
      top: 100%;
      left: 50%;
      transform: translateX(-50%);
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      padding: 10px;
      min-width: 190px;
      box-shadow: var(--shadow);
      backdrop-filter: blur(8px);
      z-index: 200;
    }

    .has-children:hover .dropdown {
      display: block;
    }

    .dropdown a {
      display: block;
      padding: 10px 14px;
      border-radius: 8px;
      font-size: 0.9rem;
      color: var(--color-text);
      transition: background 0.2s ease;
    }

    .dropdown a:hover {
      background: #f3f4f6;
      color: var(--color-primary);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

.nav-cta {
        background: var(--color-primary);
        color: #fff !important;
        padding: 8px 18px;
        border-radius: 999px;
        font-weight: 600;
        font-size: 0.88rem;
        transition: background 0.2s ease;
      }

      .nav-cta:hover {
        background: #000;
      }

    .nav-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      color: var(--color-text);
    }

    /* ---- Hero ---- */
    .hero {
      position: relative;
      padding: 100px 0 70px;
      overflow: hidden;
    }

    .hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: var(--color-bg);
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.6) 0%, rgba(249, 250, 251, 0.6) 100%);
      z-index: -1;
    }

    .hero-inner {
      background: rgba(255, 255, 255, 0.45);
      border-radius: var(--radius);
      padding: 48px;
      backdrop-filter: blur(4px);
      border: 1px solid rgba(255, 255, 255, 0.6);
      background: transparent;
      border: none;
      backdrop-filter: none;
      padding: 0;
    }

    .hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: transparent;
      z-index: -1;
    }

    .hero-inner {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
    }

    .hero-eyebrow {
      color: var(--color-muted);
      font-weight: 500;
      font-size: 0.85rem;
      letter-spacing: 0.5px;
      text-transform: uppercase;
      margin-bottom: 16px;
      display: inline-block;
      background: #f3f4f6;
      padding: 4px 12px;
      border-radius: 999px;
    }

    .hero-title {
      font-family: "Space Grotesk", "Inter", sans-serif;
      font-size: clamp(3.9rem, 11.7vw, 7.8rem);
      font-weight: 700;
      line-height: 1.05;
      letter-spacing: -0.04em;
      margin-bottom: 20px;
    }

    .hero-sub {
      font-size: clamp(1.05rem, 2vw, 1.2rem);
      color: var(--color-muted);
      margin-bottom: 28px;
      max-width: 480px;
    }

    .hero-cta {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-bottom: 20px;
    }

    .trust-line {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 0.85rem;
      color: var(--color-muted);
    }

    .trust-line i {
      color: var(--color-success);
      width: 16px;
      height: 16px;
    }

    .hero-visual {
      position: relative;
      min-height: 360px;
    }

    .visual-card {
      background: rgba(255, 255, 255, 0.4);
      border: 1px solid var(--color-border);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      padding: 24px;
      position: absolute;
      width: 100%;
      height: 100%;
      display: flex;
      flex-direction: column;
      gap: 16px;
      overflow: hidden;
    }

    .visual-card .mini-card {
      background: #fff;
      border-radius: var(--radius-sm);
      padding: 14px 16px;
      border: 1px solid var(--color-border);
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.85rem;
      box-shadow: none;
    }

    .mini-card i {
      color: var(--color-primary);
      flex-shrink: 0;
    }

    .graph-placeholder {
      flex: 1;
      background: #f3f4f6;
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-muted);
      font-size: 0.9rem;
      border: 1px solid var(--color-border);
    }

    /* ---- Logo wall ---- */
    .logo-wall {
      border-top: 1px solid var(--color-border);
      border-bottom: 1px solid var(--color-border);
      padding: 36px 0;
      text-align: center;
    }

    .logo-wall p {
      font-size: 0.8rem;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--color-muted);
      margin-bottom: 20px;
    }

    .logo-row {
      display: flex;
      justify-content: center;
      gap: 40px;
      flex-wrap: wrap;
    }

    .logo-item {
      font-weight: 600;
      font-size: 1.05rem;
      color: var(--color-muted);
      opacity: 0.7;
      transition: opacity 0.2s ease;
    }

    .logo-item:hover {
      opacity: 1;
    }

    /* ---- Feature cards (6 grid) ---- */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .feature-card {
      position: relative;
      padding: 28px;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 14px;
      overflow: hidden;
      background: var(--color-surface);
    }

    .feature-card:hover .feature-link {
      background: #000;
      color: #fff;
    }

    .feature-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--color-primary);
      opacity: 0;
      transition: opacity 0.25s ease;
    }

    .feature-card:hover::before {
      opacity: 0;
    }

    .feature-card:hover {
      border-color: #000;
    }

    .feature-icon {
      min-width: 46px;
      min-height: 46px;
      border-radius: 12px;
      background: var(--color-gradient-a);
      border: 1px solid rgba(109, 92, 255, 0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-primary);
      transition: transform 0.25s ease, background 0.25s ease;
    }

    .feature-card:hover .feature-icon {
      transform: scale(1.08);
      color: var(--color-primary);
    }

    .feature-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      transition: color 0.2s ease;
    }

    .feature-card:hover h3 {
      color: var(--color-primary);
    }

    .feature-card p {
      font-size: 0.92rem;
      color: var(--color-muted);
      flex: 1;
      line-height: 1.65;
    }

    .feature-link {
      font-size: 0.88rem;
      font-weight: 500;
      color: var(--color-text);
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 6px 12px;
      border-radius: 999px;
      transition: color 0.2s ease, background 0.2s ease;
    }

    .feature-link:hover {
      color: #fff;
      background: #000;
    }

    /* ---- Two ways ---- */
    .split-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .way-card {
      padding: 36px;
      display: flex;
      flex-direction: column;
      gap: 14px;
      align-items: flex-start;
    }

    .way-tag {
      align-self: flex-start;
      background: #f3f4f6;
      color: var(--color-muted);
      font-size: 0.65rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
      padding: 4px 10px;
      border-radius: 999px;
    }

    .way-card h3 {
      font-size: 1.3rem;
      font-weight: 700;
    }

    .way-quote {
      font-style: normal;
      font-weight: 500;
      color: var(--color-text);
      font-size: 0.95rem;
      border-left: 3px solid var(--color-border);
      padding-left: 12px;
      margin-top: 4px;
    }

    /* ---- Steps ---- */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 12px;
    }

    .step-item {
      text-align: center;
      padding: 32px 20px;
      position: relative;
      border-radius: var(--radius);
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      transition: all 0.2s ease;
    }

    .step-item:hover {
      transform: translateY(-2px);
      border-color: var(--color-muted);
      box-shadow: var(--shadow);
    }

    .step-num {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #f3f4f6;
      color: var(--color-primary);
      font-weight: 600;
      font-size: 1rem;
      margin-bottom: 16px;
    }

    .step-item h3 {
      font-size: 1.05rem;
      margin-bottom: 8px;
    }

    .step-item p {
      color: var(--color-muted);
      font-size: 0.9rem;
    }

    .step-metric {
      font-size: 0.75rem;
      background: #f3f4f6;
      display: inline-block;
      padding: 2px 8px;
      border-radius: 999px;
      margin-top: 10px;
      color: var(--color-muted);
      font-weight: 500;
    }

    /* ---- Bento grid ---- */
    .bento-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      grid-auto-rows: 150px;
      gap: 18px;
    }

    .bento-grid .bento-card {
      grid-column: span 1 !important;
    }

    .bento-card.span-3 {
      grid-column: span 1;
    }

    .bento-card {
      padding: 22px;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 4px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.8);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
      cursor: pointer;
      position: relative;
      overflow: hidden;
      text-align: center;
    }

    .bento-card::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, var(--color-gradient-a), transparent 60%);
      opacity: 0;
      transition: opacity 0.3s ease;
      z-index: 0;
    }

    .bento-card:hover {
      border-color: var(--color-primary-soft);
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }

    .bento-card:hover::before {
      background: linear-gradient(135deg, var(--color-gradient-a), transparent 60%);
      opacity: 0;
    }

    .bento-card .bento-tag:empty {
      display: none;
    }

    .bento-card > * {
      position: relative;
      z-index: 1;
    }

    .bento-thumb {
      flex: 1;
      background: transparent;
      border-radius: calc(var(--radius-sm) - 2px);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-text);
      border: none;
      transition: color 0.25s ease;
    }

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

    .bento-card h4 {
      font-size: 1rem;
      font-weight: 650;
      letter-spacing: -0.01em;
      transition: color 0.2s ease;
    }

    .bento-card:hover h4 {
      color: var(--color-primary);
    }

    .bento-tag {
      align-self: center;
      font-size: 0.65rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      background: #f3f4f6;
      color: var(--color-muted);
      padding: 3px 10px;
      border-radius: 999px;
      border: 1px solid var(--color-border);
      white-space: nowrap;
      max-width: calc(100% - 8px);
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .span-3 { grid-column: span 3; }
    .span-2 { grid-column: span 2; }
    .span-4 { grid-column: span 4; }
    .span-6 { grid-column: span 6; }

    /* ---- Use cases ---- */
    .persona-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }

    .persona-card {
      padding: 26px 22px;
      text-align: left;
      border-radius: var(--radius);
    }

    .persona-icon {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: #f3f4f6;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-text);
      margin-bottom: 14px;
    }

    .persona-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .persona-card p {
      color: var(--color-muted);
      font-size: 1rem;
    }

    /* ---- FAQ ---- */
    .faq-list {
      max-width: 760px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    details.update-details {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      padding: 20px 24px;
      transition: all 0.2s ease;
      box-shadow: none;
    }

    details.update-details:hover {
      border-color: var(--color-primary-soft);
    }

    details {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: 10px;
      padding: 20px 24px;
      transition: border-color 0.2s ease;
    }

    details:hover {
      border-color: var(--color-primary-soft);
    }

    summary {
      font-weight: 600;
      cursor: pointer;
      font-size: 1rem;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }

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

    summary::after {
      content: '';
      width: 8px;
      height: 8px;
      border-right: 2px solid var(--color-muted);
      border-bottom: 2px solid var(--color-muted);
      transform: rotate(45deg);
      transition: transform 0.25s ease;
      flex-shrink: 0;
      margin-top: -3px;
    }

    details[open] summary::after {
      transform: rotate(225deg);
      margin-top: 3px;
    }

    details[open] {
      border-color: var(--color-primary-soft);
    }

    .faq-answer {
      margin-top: 12px;
      color: var(--color-muted);
      font-size: 0.92rem;
    }

    .faq-answer a {
      color: var(--color-text);
      font-weight: 600;
      text-decoration: underline;
      text-underline-offset: 2px;
    }

    .faq-answer a:hover {
      color: var(--color-primary);
    }

    /* ---- Final CTA ---- */
    .final-cta {
      text-align: center;
      padding: 96px 0;
      border-top: 1px solid var(--color-border);
      background: linear-gradient(180deg, rgba(109, 92, 255, 0.06) 0%, rgba(255, 255, 255, 0) 45%, rgba(255, 255, 255, 0) 100%);
      position: relative;
      overflow: hidden;
    }
    .final-cta::before {
      content: '';
      position: absolute;
      top: 50%;
      left: 50%;
      width: 640px;
      height: 640px;
      transform: translate(-50%, -50%);
      background: radial-gradient(circle, rgba(109, 92, 255, 0.14) 0%, transparent 65%);
      pointer-events: none;
      z-index: 0;
    }
    .final-cta .container { position: relative; z-index: 1; }

    .final-cta h2 {
      font-family: "Space Grotesk", "Inter", sans-serif;
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 700;
      letter-spacing: -0.03em;
      margin-bottom: 20px;
      background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      color: transparent;
    }

    /* ---- Footer ---- */
    .site-footer {
      background: var(--color-surface);
      border-top: 1px solid var(--color-border);
      padding: 48px 0 24px;
    }

    .footer-inner {
      display: flex;
      justify-content: space-between;
      gap: 40px;
      flex-wrap: wrap;
      margin-bottom: 32px;
    }

    .footer-brand p {
      color: var(--color-muted);
      font-size: 0.88rem;
      margin-top: 10px;
    }

    .footer-links {
      display: flex;
      gap: 32px;
      flex-wrap: wrap;
    }

    .footer-links h4 {
      font-size: 0.8rem;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--color-muted);
      margin-bottom: 12px;
    }

    .footer-links li {
      margin-bottom: 8px;
      font-size: 0.9rem;
    }

    .footer-links a:hover {
      color: var(--color-primary);
    }

    .footer-bottom {
      border-top: 1px solid var(--color-border);
      padding-top: 20px;
      font-size: 0.82rem;
      color: var(--color-muted);
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 8px;
    }

    /* ---- Responsive ---- */
    @media (max-width: 768px) {
      .section { padding: 60px 0; }

      .hero-inner,
      .split-grid {
        grid-template-columns: 1fr;
      }

      .hero-visual {
        min-height: 280px;
        margin-top: 24px;
      }

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

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

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

      .bento-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
      }

      .span-3, .span-2, .span-4, .span-6 {
        grid-column: span 1;
      }

      .nav-menu {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow);
        padding: 16px 24px;
        align-items: flex-start;
        gap: 20px;
      }

      .nav-menu.open {
        display: flex;
      }

      .nav-toggle {
        display: block;
      }

      .filter-wrap {
        display: none;
      }

      .dropdown {
        position: static;
        transform: none;
        box-shadow: none;
        padding: 10px 0 0 12px;
        background: transparent;
      }

      .footer-inner {
        flex-direction: column;
      }
    }