/* Halloween-tinted hero */
    .pot-hero {
      padding: 72px 24px 48px;
      text-align: center;
      background:
        radial-gradient(ellipse at top, rgba(249,115,22,0.10), transparent 60%),
        radial-gradient(ellipse at bottom, rgba(168,85,247,0.08), transparent 60%),
        var(--bg-deep);
      border-bottom: 1px solid var(--border-subtle);
    }
    .pot-hero h1 {
      font-family: var(--font-display);
      font-size: clamp(34px, 5vw, 52px);
      font-weight: 400;
      line-height: 1.1;
      letter-spacing: -0.02em;
      color: var(--text-primary);
      margin-bottom: 12px;
    }
    .pot-hero p {
      font-size: 16px;
      color: var(--text-secondary);
      max-width: 600px;
      margin: 0 auto 24px;
      line-height: 1.6;
    }

    /* Timer */
    .timer-container {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      padding: 10px 22px;
      border-radius: 999px;
      margin-bottom: 20px;
    }
    .timer-label {
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.08em;
    }
    .timer {
      font-family: var(--font-mono);
      font-size: 22px;
      font-weight: 700;
      color: var(--orange);
      min-width: 76px;
      text-align: center;
    }
    .timer.warning { color: var(--amber-bright); }
    .timer.danger  { color: var(--red-bright); }

    /* Start button */
    .start-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--orange);
      color: #0a0a0f;
      border: none;
      padding: 14px 32px;
      border-radius: 8px;
      font-family: var(--font-body);
      font-weight: 700;
      font-size: 15px;
      cursor: pointer;
      transition: all var(--transition);
    }
    .start-btn:hover:not(:disabled) {
      filter: brightness(1.1);
      transform: translateY(-1px);
      box-shadow: 0 4px 24px rgba(249,115,22,0.4);
    }
    .start-btn:disabled { opacity: 0.5; cursor: not-allowed; }

    /* Quiz container */
    .quiz-container {
      max-width: 800px;
      margin: 0 auto;
      padding: 48px 24px 96px;
    }

    /* Instructions */
    .instructions-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: 16px;
      padding: 32px;
      margin-bottom: 24px;
    }
    .instructions-card h2 {
      font-family: var(--font-display);
      font-size: 24px;
      font-weight: 400;
      letter-spacing: -0.01em;
      color: var(--text-primary);
      margin-bottom: 16px;
    }
    .instructions-card ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .instructions-card li {
      padding: 10px 0 10px 26px;
      position: relative;
      line-height: 1.6;
      color: var(--text-secondary);
      font-size: 14px;
    }
    .instructions-card li::before {
      content: '🎃';
      position: absolute;
      left: 0;
      font-size: 14px;
    }
    .instructions-card li strong { color: var(--text-primary); font-weight: 600; }
    .helper-text {
      margin-top: 16px;
      padding: 16px;
      background: rgba(249,115,22,0.06);
      border: 1px solid rgba(249,115,22,0.18);
      border-radius: 10px;
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
    }
    .helper-text strong { color: var(--orange); }

    /* Progress */
    .progress-section { margin-bottom: 32px; }
    .progress-text {
      text-align: center;
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.08em;
      margin-bottom: 12px;
    }
    .progress-bar {
      height: 6px;
      background: rgba(255,255,255,0.05);
      border-radius: 999px;
      overflow: hidden;
      position: relative;
    }
    .progress-fill {
      height: 100%;
      background: linear-gradient(90deg, var(--orange), var(--purple));
      border-radius: 999px;
      transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      position: relative;
      overflow: hidden;
    }
    .progress-fill::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
      animation: shimmer 2s infinite;
    }
    @keyframes shimmer {
      0%   { transform: translateX(-100%); }
      100% { transform: translateX(100%); }
    }

    /* Question */
    .question-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: 16px;
      padding: 40px;
      margin-bottom: 24px;
    }
    .question-number {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(168,85,247,0.08);
      border: 1px solid rgba(168,85,247,0.2);
      border-radius: 999px;
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 700;
      color: var(--purple);
      text-transform: uppercase;
      letter-spacing: 0.08em;
      margin-bottom: 20px;
    }

    /* Message */
    .message-container {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 12px;
      padding: 22px;
      margin-bottom: 28px;
    }
    .message-meta {
      display: grid;
      gap: 8px;
      margin-bottom: 14px;
      font-size: 13px;
    }
    .message-meta-row { display: flex; gap: 8px; }
    .message-meta-row strong {
      color: var(--text-muted);
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      min-width: 60px;
      padding-top: 2px;
    }
    .message-meta-row span {
      color: var(--text-primary);
      font-family: var(--font-mono);
      font-size: 13px;
    }
    .message-subject {
      font-size: 17px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 10px;
    }
    .message-preview {
      font-size: 14px;
      line-height: 1.6;
      color: var(--text-secondary);
      margin-bottom: 12px;
    }
    .message-detail {
      font-size: 12px;
      color: var(--text-muted);
      padding: 8px 12px;
      background: rgba(255,255,255,0.03);
      border-radius: 6px;
      display: inline-block;
      font-family: var(--font-mono);
    }

    /* Answer buttons */
    .answer-buttons {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-bottom: 24px;
    }
    .answer-btn {
      background: var(--bg-surface);
      border: 1.5px solid;
      border-radius: 12px;
      padding: 22px 18px;
      cursor: pointer;
      transition: all var(--transition);
      font-family: var(--font-body);
      font-size: 16px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
    }
    .answer-btn.phish {
      border-color: rgba(239,68,68,0.4);
      color: var(--red-bright);
    }
    .answer-btn.phish:hover:not(:disabled) {
      background: rgba(239,68,68,0.08);
      border-color: var(--red);
      transform: translateY(-3px);
      box-shadow: 0 6px 24px rgba(239,68,68,0.25);
    }
    .answer-btn.treat {
      border-color: rgba(34,197,94,0.4);
      color: var(--green-bright);
    }
    .answer-btn.treat:hover:not(:disabled) {
      background: rgba(34,197,94,0.08);
      border-color: var(--green);
      transform: translateY(-3px);
      box-shadow: 0 6px 24px rgba(34,197,94,0.25);
    }
    .answer-btn:disabled { cursor: not-allowed; opacity: 0.5; }
    .answer-btn.selected { transform: scale(0.98); }

    @media (max-width: 600px) {
      .answer-buttons { grid-template-columns: 1fr; }
    }

    /* Feedback */
    .feedback-section {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: 12px;
      padding: 28px;
      margin-bottom: 24px;
      border-left: 3px solid;
      animation: slideIn 0.4s ease;
    }
    .feedback-section.correct {
      border-left-color: var(--green);
      background: linear-gradient(135deg, rgba(34,197,94,0.04), var(--bg-card));
    }
    .feedback-section.incorrect {
      border-left-color: var(--red);
      background: linear-gradient(135deg, rgba(239,68,68,0.04), var(--bg-card));
    }
    @keyframes slideIn {
      from { opacity: 0; transform: translateY(-10px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    .feedback-header { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
    .feedback-icon { font-size: 28px; }
    .feedback-title {
      font-family: var(--font-body);
      font-size: 18px;
      font-weight: 700;
    }
    .feedback-section.correct .feedback-title   { color: var(--green-bright); }
    .feedback-section.incorrect .feedback-title { color: var(--red-bright); }
    .feedback-explanation {
      font-size: 14px;
      line-height: 1.65;
      color: var(--text-secondary);
      margin-bottom: 14px;
    }
    .feedback-insights { margin-top: 14px; }
    .feedback-insights h4 {
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 700;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.08em;
      margin-bottom: 10px;
    }
    .feedback-insights ul { list-style: none; padding: 0; margin: 0; }
    .feedback-insights li {
      padding: 6px 0 6px 22px;
      position: relative;
      font-size: 13px;
      line-height: 1.55;
      color: var(--text-secondary);
    }
    .feedback-insights li::before {
      content: '→';
      position: absolute;
      left: 0;
      color: var(--cyan-bright);
      font-weight: 700;
    }
    .feedback-action {
      margin-top: 14px;
      padding: 14px;
      background: rgba(34,211,238,0.06);
      border: 1px solid rgba(34,211,238,0.18);
      border-radius: 8px;
      font-size: 13px;
      line-height: 1.55;
      color: var(--text-primary);
    }
    .feedback-action strong {
      display: block;
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 700;
      color: var(--cyan-bright);
      text-transform: uppercase;
      letter-spacing: 0.08em;
      margin-bottom: 6px;
    }

    /* Next button */
    .next-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--orange);
      color: #0a0a0f;
      border: none;
      padding: 12px 28px;
      border-radius: 8px;
      font-family: var(--font-body);
      font-weight: 700;
      font-size: 14px;
      cursor: pointer;
      transition: all var(--transition);
      width: 100%;
    }
    .next-btn:hover:not(:disabled) {
      filter: brightness(1.1);
      transform: translateY(-1px);
      box-shadow: 0 4px 24px rgba(249,115,22,0.35);
    }
    .next-btn:disabled { opacity: 0.5; cursor: not-allowed; }

    /* Summary */
    .summary-section {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: 16px;
      padding: 48px;
      text-align: center;
    }
    .summary-icon { font-size: 64px; margin-bottom: 16px; }
    .summary-title {
      font-family: var(--font-display);
      font-size: clamp(28px, 3.5vw, 36px);
      font-weight: 400;
      letter-spacing: -0.02em;
      color: var(--text-primary);
      margin-bottom: 8px;
    }
    .summary-score {
      font-family: var(--font-display);
      font-size: 52px;
      font-weight: 400;
      background: linear-gradient(90deg, var(--orange), var(--purple));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      margin-bottom: 14px;
    }
    .summary-text {
      font-size: 16px;
      color: var(--text-secondary);
      margin-bottom: 28px;
      line-height: 1.65;
    }
    .summary-details {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 16px;
      margin-bottom: 28px;
    }
    .summary-stat {
      padding: 18px;
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: 12px;
    }
    .summary-stat-value {
      font-family: var(--font-display);
      font-size: 28px;
      font-weight: 400;
      color: var(--text-primary);
      margin-bottom: 2px;
    }
    .summary-stat-label {
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.08em;
    }
    .restart-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--orange);
      color: #0a0a0f;
      border: none;
      padding: 14px 36px;
      border-radius: 8px;
      font-family: var(--font-body);
      font-weight: 700;
      font-size: 16px;
      cursor: pointer;
      transition: all var(--transition);
    }
    .restart-btn:hover {
      filter: brightness(1.1);
      transform: translateY(-1px);
      box-shadow: 0 4px 24px rgba(249,115,22,0.4);
    }

    .hidden { display: none !important; }

    @media (max-width: 768px) {
      .question-card { padding: 28px 22px; }
      .answer-btn { padding: 18px 14px; font-size: 14px; }
      .summary-section { padding: 32px 22px; }
    }