:root {
      --bg: #0b0f1a;
      --surface: #161b2a;
      --surface-light: #1f2937;
      --surface-soft: rgba(255,255,255,0.03);
      --primary: #3b82f6;
      --primary-glow: rgba(59, 130, 246, 0.35);
      --success: #10b981;
      --warning: #f59e0b;
      --danger: #ef4444;
      --text-main: #f3f4f6;
      --text-muted: #9ca3af;
      --border: rgba(255, 255, 255, 0.08);
      --radius-lg: 20px;
      --radius-md: 12px;
      --max-width: 1200px;
      --font: 'Inter', system-ui, -apple-system, sans-serif;
    }

    * {
      box-sizing: border-box;
      outline: none;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: var(--font);
      background-color: var(--bg);
      background-image:
        radial-gradient(circle at 0% 0%, rgba(59, 130, 246, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 100% 100%, rgba(16, 185, 129, 0.04) 0%, transparent 40%);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

    .container {
      width: min(92%, var(--max-width));
      margin: 0 auto;
    }

    .navbar {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(11, 15, 26, 0.82);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
    }

    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 1rem 0;
      gap: 1rem;
    }

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-white {
  color: #f3f4f6;
}

.brand-blue {
  background: linear-gradient(90deg, #60a5fa 0%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

    .nav-links {
      display: flex;
      gap: 1.5rem;
      flex-wrap: wrap;
    }

    .nav-links a {
      color: var(--text-muted);
      font-size: 0.9rem;
      font-weight: 500;
      transition: color 0.2s;
    }

    .nav-links a:hover {
      color: var(--text-main);
    }

    .hero {
      padding: 6rem 0 4rem;
      text-align: center;
    }

    .badge-top {
      display: inline-block;
      padding: 0.5rem 1rem;
      background: rgba(59, 130, 246, 0.1);
      border: 1px solid rgba(59, 130, 246, 0.2);
      color: #93c5fd;
      border-radius: 99rem;
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 1.5rem;
    }

    h1 {
      font-size: clamp(2.5rem, 6vw, 4rem);
      font-weight: 800;
      line-height: 1.08;
      margin: 0 0 1.5rem;
      letter-spacing: -0.03em;

      background: linear-gradient(90deg, #f3f4f6 0%, #ffffff 40%, #60a5fa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero p {
      font-size: 1.08rem;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 2.5rem;
    }

    .hero-actions {
      display: flex;
      gap: 1rem;
      justify-content: center;
      flex-wrap: wrap;
    }

    .glass-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 2.5rem;
      box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.9rem 1.8rem;
      border-radius: var(--radius-md);
      font-weight: 600;
      font-size: 1rem;
      cursor: pointer;
      transition: all 0.2s;
      border: none;
      text-decoration: none;
    }

    .btn-primary {
      background: var(--primary);
      color: white;
      box-shadow: 0 4px 15px var(--primary-glow);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px var(--primary-glow);
    }

    .btn-secondary {
      background: var(--surface-light);
      color: var(--text-main);
      border: 1px solid var(--border);
    }

    .btn-secondary:hover {
      background: rgba(255,255,255,0.05);
    }

    section {
      padding: 2rem 0;
    }

    .domain-header {
      display: flex;
      align-items: center;
      gap: 1rem;
      margin-bottom: 1.25rem;
    }

    .domain-header h2 {
      font-size: 1.5rem;
      margin: 0;
      color: #f3f4f6;
      white-space: nowrap;
    }

    .domain-line {
      flex: 1;
      height: 1px;
      background: var(--border);
    }

    .section-intro {
      color: var(--text-muted);
      width: 100%;
      max-width: none;
      margin-bottom: 2rem;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 1.25rem;
      margin-top: 1.5rem;
    }

    .feature-card {
      padding: 1.5rem;
      background: var(--surface-soft);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      transition: transform 0.25s ease, background 0.25s ease;
    }

    .feature-card:hover {
      transform: translateY(-4px);
      background: rgba(255,255,255,0.05);
    }

    .feature-card h3 {
      font-size: 1.05rem;
      margin-top: 0;
      margin-bottom: 0.75rem;
      display: flex;
      align-items: center;
      gap: 0.65rem;
      font-weight: 700;

      background: linear-gradient(90deg, #ffffff 0%, #60a5fa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .feature-card p {
      font-size: 0.95rem;
      color: var(--text-muted);
      margin-bottom: 0;
      line-height: 1.55;
    }

    .mini-note {
      font-size: 0.92rem;
      color: var(--text-muted);
      margin-top: 1rem;
    }

    .assessment-container {
      max-width: 980px;
      margin: 3rem auto 0;
    }

    .domain-group {
      margin-bottom: 3rem;
      animation: fadeIn 0.45s ease-out forwards;
    }

    .question-card {
      background: rgba(255,255,255,0.02);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 1.4rem;
      margin-bottom: 1rem;
      transition: border-color 0.2s, transform 0.2s;
    }

    .question-card:focus-within {
      border-color: var(--primary);
    }

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

    .question-text {
      display: block;
      font-weight: 600;
      margin-bottom: 1rem;
      font-size: 1rem;
    }

    .options-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 0.75rem;
    }

    .option-item {
      position: relative;
    }

    .option-item input {
      position: absolute;
      opacity: 0;
      width: 0;
      height: 0;
    }

    .option-label {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 0.75rem 1rem;
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 8px;
      font-size: 0.9rem;
      font-weight: 500;
      cursor: pointer;
      color: var(--text-muted);
      transition: all 0.2s;
      text-align: center;
    }

    .option-item input:checked + .option-label {
      background: rgba(59, 130, 246, 0.15);
      border-color: var(--primary);
      color: #cfe1ff;
      box-shadow: 0 0 10px rgba(59, 130, 246, 0.1);
    }

    .center-action {
      text-align: center;
      padding-top: 1rem;
    }

    .results-dashboard {
      display: none;
      padding: 4rem 0 5rem;
    }

    .results-grid {
      display: grid;
      grid-template-columns: 1fr 1.6fr;
      gap: 2rem;
    }

    .score-card {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      justify-content: center;
    }

    .eyebrow-result {
      text-transform: uppercase;
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--text-muted);
      margin-bottom: 0.5rem;
      letter-spacing: 0.04em;
    }

    .big-score {
      font-size: 5rem;
      font-weight: 800;
      line-height: 1;
      margin: 0;
      background: linear-gradient(to bottom, #fff, #9ca3af);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .status-badge {
      display: inline-block;
      margin: 1rem 0 0.75rem;
      padding: 0.55rem 1.4rem;
      border-radius: 99rem;
      font-weight: 700;
      font-size: 0.9rem;
    }

    .summary-text {
      color: var(--text-muted);
      font-size: 0.95rem;
      max-width: 360px;
    }

    .domain-breakdown {
      margin-top: 2rem;
      width: 100%;
    }

    .domain-bar-container {
      margin-bottom: 1.1rem;
    }

    .domain-bar-label {
      display: flex;
      justify-content: space-between;
      margin-bottom: 0.45rem;
      font-size: 0.85rem;
      font-weight: 600;
      gap: 1rem;
    }

    .progress-track {
      height: 8px;
      background: var(--bg);
      border-radius: 999px;
      overflow: hidden;
    }

    .progress-fill {
      height: 100%;
      background: var(--primary);
      width: 0%;
      transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .insights-column {
      border-left: 1px solid var(--border);
      padding-left: 2rem;
    }

    .panel-block {
      margin-bottom: 1.8rem;
    }

    .panel-block h3,
    .panel-block h4 {
      margin-top: 0;
      margin-bottom: 0.7rem;
    }

    .panel-block p {
      color: var(--text-muted);
      margin: 0;
      font-size: 0.95rem;
    }

    .gap-item {
      padding: 0.8rem 1rem;
      background: rgba(239, 68, 68, 0.05);
      border-left: 3px solid var(--danger);
      margin-bottom: 0.75rem;
      font-size: 0.92rem;
      border-radius: 0 6px 6px 0;
      color: #f3f4f6;
    }

    .gap-item.good {
      border-left-color: var(--success);
      background: rgba(16, 185, 129, 0.06);
    }

    .action-row {
      margin-top: 2rem;
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
    }

    footer {
      padding: 3rem 0 4rem;
      border-top: 1px solid var(--border);
      text-align: center;
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(8px); }
      to { opacity: 1; transform: translateY(0); }
    }

    @media (max-width: 900px) {
      .results-grid {
        grid-template-columns: 1fr;
      }

      .insights-column {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--border);
        padding-top: 2rem;
      }
    }

    @media (max-width: 700px) {
      .hero {
        padding: 4.5rem 0 2.5rem;
      }

      .nav-inner {
        flex-direction: column;
        align-items: flex-start;
      }

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

      .big-score {
        font-size: 4rem;
      }

      .glass-card {
        padding: 1.5rem;
      }
    }