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

    :root {
      --bg: #F8FAFC;
      --surface: #FFFFFF;
      --surface-2: #F1F5F9;
      --text: #1A1A2E;
      --text-muted: #64748B;
      --border: #E2E8F0;
      --primary: #F5A623;
      --primary-dark: #D4891A;
      --secondary: #38BDF8;
      --error: #EF4444;
      --success: #10B981;
      --radius-card: 16px;
      --radius-btn: 10px;
      --shadow: 0 4px 32px rgba(0,0,0,0.08);
      --shadow-glow: 0 0 30px rgba(245,166,35,0.25);
    }

    body.dark {
      --bg: #0A0F1E;
      --surface: #0F172A;
      --surface-2: #1E293B;
      --text: #F1F5F9;
      --text-muted: #94A3B8;
      --border: #1E293B;
    }

    html { scroll-behavior: smooth; }

    body {
      background: var(--bg);
      color: var(--text);
      font-family: 'Poppins', sans-serif;
      line-height: 1.6;
      min-height: 100vh;
      transition: background 0.3s ease, color 0.3s ease;
    }

    /* ── VIEWS ── */
    .view { transition: opacity 0.3s ease; }
    .view.hidden { display: none; opacity: 0; }
    .view.visible { display: block; opacity: 1; }

    /* ── TOP BANNER ── */
    .top-banner {
      background: #0A0F1E;
      padding: 10px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 8px;
    }
    .top-banner-text { color: #F5A623; font-size: 14px; font-weight: 500; }
    .top-banner a { color: #94A3B8; font-size: 13px; text-decoration: underline; }

    /* ── HEADER ── */
    .site-header {
      background: var(--surface);
      padding: 20px 32px;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
      transition: background 0.3s, border-color 0.3s;
    }
    .logo { display: flex; align-items: center; gap: 8px; font-size: 20px; font-weight: 800; color: var(--primary); }
    .header-subtitle { text-align: center; font-size: 13px; color: var(--text-muted); margin-top: 4px; }
    .theme-toggle {
      background: transparent;
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 6px 10px;
      cursor: pointer;
      font-size: 16px;
      transition: all 0.2s ease;
      color: var(--text);
    }
    .theme-toggle:hover { background: var(--surface-2); }

    /* ── TIER VIEW ── */
    .tier-container { max-width: 1200px; margin: 0 auto; padding: 0 24px 48px; }

    .event-summary-card {
      max-width: 640px;
      margin: 24px auto;
      background: var(--surface);
      border-radius: var(--radius-card);
      box-shadow: var(--shadow);
      padding: 28px 32px;
      text-align: center;
      border-left: 4px solid var(--primary);
      transition: background 0.3s, border-color 0.3s;
    }
    .event-chips { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-bottom: 20px; }
    .event-chip {
      background: var(--surface-2);
      border-radius: 20px;
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 500;
      color: var(--text-muted);
      transition: background 0.3s;
    }
    .booth-fee-label { font-size: 13px; color: var(--text-muted); margin-bottom: 4px; }
    .booth-fee-price { font-size: 28px; font-weight: 800; color: var(--primary); }
    .booth-fee-note { font-size: 13px; color: var(--text-muted); margin-top: 8px; }

    .tier-headline { text-align: center; padding: 32px 24px 16px; }
    .tier-headline h2 { font-size: 32px; font-weight: 800; }
    .tier-headline p { color: var(--text-muted); max-width: 600px; margin: 8px auto 0; }

    .tier-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      max-width: 1100px;
      margin: 0 auto;
    }

    .tier-card {
      background: var(--surface);
      border-radius: var(--radius-card);
      padding: 28px;
      position: relative;
      transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.3s;
      display: flex;
      flex-direction: column;
    }
    .tier-card.basic { border: 1px solid var(--border); }
    .tier-card.enhanced { border: 2px solid var(--primary); box-shadow: var(--shadow-glow); transform: scale(1.02); }
    .tier-card.custom { border: 1px solid var(--secondary); box-shadow: 0 0 30px rgba(56,189,248,0.2); }

    .tier-badge-top {
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      border-radius: 0 0 10px 10px;
      padding: 4px 16px;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.05em;
      white-space: nowrap;
    }
    .badge-popular { background: var(--primary); color: #1A1A2E; }
    .badge-premium { background: #0A0F1E; color: var(--secondary); border: 1px solid var(--secondary); border-top: none; }

    .tier-label { font-size: 11px; font-weight: 700; letter-spacing: 0.1em; color: var(--text-muted); text-transform: uppercase; margin-top: 8px; }
    .tier-label.custom-label { color: var(--secondary); }
    .tier-price { font-size: 48px; font-weight: 800; line-height: 1; margin: 8px 0 2px; }
    .tier-price-sub { font-size: 13px; color: var(--text-muted); }
    .tier-total-pill {
      display: inline-block;
      background: var(--surface-2);
      border-radius: 20px;
      padding: 4px 12px;
      font-size: 12px;
      font-weight: 600;
      color: var(--text-muted);
      margin: 8px 0;
      transition: background 0.3s;
    }
    .tier-tagline { font-style: italic; color: var(--text-muted); font-size: 13px; margin-bottom: 16px; }
    .tier-divider { border: none; border-top: 1px solid var(--border); margin: 16px 0; }
    .tier-features { list-style: none; display: flex; flex-direction: column; gap: 8px; flex: 1; }
    .tier-features li { font-size: 13px; display: flex; align-items: flex-start; gap: 8px; }
    .tier-features li .fi { flex-shrink: 0; margin-top: 2px; }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-btn);
      padding: 12px 24px;
      font-family: 'Poppins', sans-serif;
      font-size: 14px;
      font-weight: 700;
      cursor: pointer;
      transition: all 0.2s ease;
      border: none;
      text-decoration: none;
    }
    .btn-primary { background: var(--primary); color: #1A1A2E; }
    .btn-primary:hover { background: var(--primary-dark); transform: scale(1.02); }
    .btn-outlined { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
    .btn-outlined:hover { background: var(--primary); color: #1A1A2E; }
    .btn-secondary { background: var(--secondary); color: #0A0F1E; }
    .btn-secondary:hover { opacity: 0.9; transform: scale(1.02); }
    .btn-outlined-secondary { background: transparent; border: 2px solid var(--secondary); color: var(--secondary); }
    .btn-outlined-secondary:hover { background: var(--secondary); color: #0A0F1E; }
    .btn-full { width: 100%; margin-top: 16px; }
    .btn-sm { padding: 6px 12px; font-size: 12px; }
    .btn-danger { background: transparent; border: 1px solid var(--error); color: var(--error); }
    .btn-danger:hover { background: var(--error); color: #fff; }
    .btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

    /* ── COMPARE TABLE ── */
    .compare-toggle-wrap { text-align: center; margin: 32px auto; }
    #compare-table {
      max-width: 1100px;
      margin: 0 auto 32px;
      overflow-x: auto;
      display: none;
    }
    #compare-table.open { display: block; }
    #compare-table table { width: 100%; border-collapse: collapse; font-size: 13px; }
    #compare-table th, #compare-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); text-align: center; }
    #compare-table th:first-child, #compare-table td:first-child { text-align: left; }
    #compare-table th { background: var(--surface-2); font-weight: 700; }
    #compare-table tr:hover td { background: var(--surface-2); }

    .footer-note { text-align: center; color: var(--text-muted); font-size: 13px; padding: 16px 24px 32px; }

    /* ── FORM VIEW ── */
    .sticky-form-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--surface);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
      padding: 16px 32px;
      transition: background 0.3s, border-color 0.3s;
    }
    .sticky-header-row1 { display: flex; align-items: center; justify-content: space-between; }
    .sticky-header-row2 { display: flex; align-items: center; justify-content: center; position: relative; margin-top: 10px; }
    .tier-badge-pill {
      background: var(--primary);
      color: #1A1A2E;
      border-radius: 20px;
      padding: 4px 16px;
      font-size: 13px;
      font-weight: 700;
    }
    .change-plan-link { position: absolute; right: 0; font-size: 13px; color: var(--primary); cursor: pointer; text-decoration: underline; }
    .sticky-header-row3 { margin-top: 12px; }
    .progress-label { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
    .progress-bar-wrap { height: 6px; background: var(--surface-2); border-radius: 3px; overflow: hidden; }
    .progress-bar-fill { height: 100%; background: var(--primary); border-radius: 3px; width: 0%; transition: width 0.4s ease; }

    /* ── STEPS ── */
    .steps-wrap { max-width: 860px; margin: 24px auto 0; padding: 0 24px; overflow-x: auto; }
    .steps { display: flex; align-items: center; gap: 0; min-width: 600px; }
    .step { display: flex; flex-direction: column; align-items: center; gap: 4px; flex: 1; position: relative; }
    .step-circle {
      width: 36px; height: 36px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 13px; font-weight: 700;
      background: var(--surface-2);
      color: var(--text-muted);
      border: 2px solid var(--border);
      transition: all 0.2s ease;
      z-index: 1;
    }
    .step.active .step-circle { background: var(--primary); color: #1A1A2E; border-color: var(--primary); }
    .step.completed .step-circle { background: var(--success); color: #fff; border-color: var(--success); }
    .step-label { font-size: 11px; color: var(--text-muted); text-align: center; white-space: nowrap; }
    .step.active .step-label { color: var(--primary); font-weight: 600; }
    .step-line { flex: 1; height: 2px; background: var(--border); margin: 0; position: relative; top: -14px; }

    /* ── FORM BODY ── */
    .form-body { max-width: 860px; margin: 0 auto; padding: 32px 24px; display: flex; flex-direction: column; gap: 24px; }

    .form-section {
      background: var(--surface);
      border-radius: var(--radius-card);
      box-shadow: var(--shadow);
      border-left: 4px solid var(--primary);
      overflow: hidden;
      transition: background 0.3s;
      position: relative;
    }
    .section-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 20px 24px;
      cursor: pointer;
      user-select: none;
      transition: background 0.2s;
    }
    .section-header:hover { background: var(--surface-2); }
    .section-title { font-size: 16px; font-weight: 700; }
    .section-check { color: var(--success); font-size: 18px; opacity: 0; transition: opacity 0.2s; }
    .section-check.visible { opacity: 1; }
    .section-body { padding: 0 24px 24px; }
    .section-body.collapsed { display: none; }

    .section-intro { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; }

    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .form-grid.single { grid-template-columns: 1fr; }
    .full-width { grid-column: 1 / -1; }

    label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
    .sub-label { display: block; font-size: 12px; color: var(--text-muted); margin-top: 4px; margin-bottom: 8px; }
    .required-star { color: var(--error); }

    input[type="text"],
    input[type="email"],
    input[type="url"],
    input[type="tel"],
    input[type="number"],
    select,
    textarea {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 12px 16px;
      font-family: 'Poppins', sans-serif;
      font-size: 15px;
      background: var(--surface);
      color: var(--text);
      transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.3s;
      outline: none;
    }
    input:focus, select:focus, textarea:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(245,166,35,0.15);
    }
    input.error, select.error, textarea.error {
      border-color: var(--error) !important;
      box-shadow: 0 0 0 3px rgba(239,68,68,0.15) !important;
      animation: shake 0.4s ease;
    }
    .error-msg { font-size: 12px; color: var(--error); margin-top: 4px; display: none; }
    .error-msg.visible { display: block; }

    textarea { resize: vertical; }
    .char-counter { font-size: 12px; color: var(--text-muted); text-align: right; margin-top: 4px; }
    .char-counter.danger { color: var(--error); }

    .radio-row { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 4px; }
    .radio-row label { font-weight: 400; display: flex; align-items: center; gap: 6px; cursor: pointer; margin-bottom: 0; }
    input[type="radio"], input[type="checkbox"] { accent-color: var(--primary); width: 16px; height: 16px; cursor: pointer; }

    .checkbox-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 4px; }
    .checkbox-grid label { font-weight: 400; display: flex; align-items: center; gap: 8px; cursor: pointer; margin-bottom: 0; font-size: 14px; }

    .salary-row { display: flex; align-items: center; gap: 8px; }
    .salary-row span { font-weight: 600; font-size: 14px; white-space: nowrap; }
    .salary-row input { flex: 1; }

    /* ── FILE UPLOAD ── */
    .file-upload-area {
      border: 2px dashed var(--border);
      border-radius: 8px;
      padding: 20px;
      text-align: center;
      cursor: pointer;
      transition: border-color 0.2s;
    }
    .file-upload-area:hover { border-color: var(--primary); }
    .logo-preview-wrap { display: flex; align-items: center; gap: 12px; margin-top: 12px; }
    .logo-preview { width: 80px; height: 80px; border-radius: 12px; object-fit: cover; border: 1px solid var(--border); }
    .remove-logo { font-size: 12px; color: var(--error); cursor: pointer; text-decoration: underline; }

    /* ── POSITION CARDS ── */
    .position-card {
      background: var(--surface-2);
      border-radius: 12px;
      padding: 20px;
      position: relative;
      margin-bottom: 16px;
      transition: background 0.3s;
    }
    .position-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
    .position-title { font-size: 14px; font-weight: 700; color: var(--primary); }
    .position-counter { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
    .basic-warning {
      background: rgba(245,166,35,0.12);
      border: 1px solid rgba(245,166,35,0.3);
      border-radius: 8px;
      padding: 10px 14px;
      font-size: 13px;
      color: var(--primary);
      margin-bottom: 16px;
      display: none;
    }
    .basic-warning.visible { display: block; }

    /* ── LOCK OVERLAY ── */
    .lock-overlay {
      position: absolute;
      inset: 0;
      backdrop-filter: blur(6px);
      -webkit-backdrop-filter: blur(6px);
      background: rgba(255,255,255,0.05);
      border-radius: var(--radius-card);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 32px;
      z-index: 10;
    }
    body.dark .lock-overlay { background: rgba(10,15,30,0.6); }
    .lock-icon { font-size: 32px; margin-bottom: 12px; }
    .lock-title { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
    .lock-desc { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; max-width: 400px; }

    /* ── FAQ CARDS ── */
    .faq-card {
      background: var(--surface-2);
      border-radius: 10px;
      padding: 16px;
      margin-bottom: 12px;
      transition: background 0.3s;
    }
    .faq-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
    .faq-label { font-size: 13px; font-weight: 700; color: var(--secondary); }
    .faq-counter-heading { display: flex; align-items: center; gap: 8px; }

    /* ── PERSONALITY CARDS ── */
    .personality-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 8px; }
    .personality-card {
      border: 2px solid var(--border);
      border-radius: 10px;
      padding: 16px;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .personality-card:hover { border-color: var(--primary); }
    .personality-card.selected { border-color: var(--primary); background: rgba(245,166,35,0.08); }
    .personality-card input[type="radio"] { display: none; }
    .personality-emoji { font-size: 24px; margin-bottom: 6px; display: block; }
    .personality-name { font-weight: 700; font-size: 14px; margin-bottom: 4px; }
    .personality-desc { font-size: 12px; color: var(--text-muted); }

    /* ── REVIEW SECTION ── */
    .review-card {
      background: var(--surface-2);
      border-radius: 12px;
      padding: 24px;
      transition: background 0.3s;
    }
    .review-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 0;
      border-bottom: 1px solid var(--border);
      font-size: 14px;
    }
    .review-row:last-child { border-bottom: none; }
    .review-label { color: var(--text-muted); }
    .review-value { font-weight: 600; }
    .price-divider { border: none; border-top: 2px solid var(--border); margin: 12px 0; }
    .price-row { display: flex; justify-content: space-between; font-size: 14px; padding: 6px 0; }
    .total-row { display: flex; justify-content: space-between; font-size: 20px; font-weight: 800; color: var(--primary); padding: 10px 0; }
    .secure-note { text-align: center; font-size: 13px; color: var(--text-muted); margin-top: 12px; }

    .terms-row { display: flex; align-items: flex-start; gap: 10px; margin-top: 16px; }
    .terms-row label { font-weight: 400; font-size: 14px; margin-bottom: 0; }
    .terms-row a { color: var(--primary); }

    .submit-btn {
      width: 100%;
      font-size: 18px;
      font-weight: 700;
      padding: 18px;
      background: var(--primary);
      color: #1A1A2E;
      border: none;
      border-radius: var(--radius-btn);
      cursor: pointer;
      margin-top: 20px;
      font-family: 'Poppins', sans-serif;
      transition: all 0.2s ease;
    }
    .submit-btn:hover { background: var(--primary-dark); transform: scale(1.01); }

    /* ── TOAST ── */
    .toast {
      position: fixed;
      bottom: 24px;
      right: 24px;
      background: #1A1A2E;
      color: #F1F5F9;
      border-left: 4px solid var(--success);
      border-radius: 10px;
      padding: 12px 20px;
      font-size: 14px;
      font-weight: 500;
      z-index: 9999;
      opacity: 0;
      transform: translateY(10px);
      transition: all 0.3s ease;
      max-width: 300px;
    }
    .toast.show { opacity: 1; transform: translateY(0); }

    /* ── SUCCESS MODAL ── */
    .modal-overlay {
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.85);
      z-index: 9999;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 24px;
    }
    .modal-card {
      background: var(--surface);
      border-radius: 24px;
      padding: 48px;
      max-width: 520px;
      width: 100%;
      text-align: center;
      position: relative;
      z-index: 1;
      transition: background 0.3s;
    }
    .modal-title { font-size: 28px; font-weight: 800; margin: 20px 0 12px; }
    .modal-msg { font-size: 15px; color: var(--text-muted); line-height: 1.7; margin-bottom: 28px; }
    .modal-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

    .checkmark-svg { width: 80px; height: 80px; margin: 0 auto; display: block; }
    .checkmark-circle {
      stroke: var(--success);
      stroke-width: 3;
      fill: none;
      stroke-dasharray: 166;
      stroke-dashoffset: 166;
      animation: circleAnim 0.8s ease forwards;
    }
    .checkmark-check {
      stroke: var(--success);
      stroke-width: 3;
      fill: none;
      stroke-dasharray: 48;
      stroke-dashoffset: 48;
      animation: checkAnim 0.4s ease 0.6s forwards;
    }
    @keyframes circleAnim { to { stroke-dashoffset: 0; } }
    @keyframes checkAnim { to { stroke-dashoffset: 0; } }

    .confetti-piece {
      position: fixed;
      width: 10px;
      height: 10px;
      border-radius: 2px;
      animation: confettiFall linear forwards;
      z-index: 10000;
      pointer-events: none;
    }
    @keyframes confettiFall {
      0% { transform: translateY(0) rotate(0deg); opacity: 1; }
      100% { transform: translateY(110vh) rotate(720deg); opacity: 0; }
    }

    @keyframes shake {
      0%,100% { transform: translateX(0); }
      20% { transform: translateX(-8px); }
      40% { transform: translateX(8px); }
      60% { transform: translateX(-4px); }
      80% { transform: translateX(4px); }
    }

    /* ── FORM FOOTER ── */
    .form-footer { text-align: center; color: var(--text-muted); font-size: 13px; padding: 32px 24px; }

    /* ── SUB-SECTION ── */
    .sub-section-heading {
      font-size: 16px;
      font-weight: 700;
      border-top: 1px solid var(--border);
      padding-top: 20px;
      margin-top: 20px;
      margin-bottom: 12px;
    }

    /* ── COLOR INPUT ── */
    input[type="color"] {
      width: 56px;
      height: 40px;
      padding: 2px 4px;
      border-radius: 8px;
      border: 1px solid var(--border);
      cursor: pointer;
      background: var(--surface);
    }

    /* ── RESPONSIVE ── */
    @media (max-width: 1024px) {
      .tier-grid { grid-template-columns: 1fr; max-width: 480px; }
      .tier-card.enhanced { transform: none; }
    }
    @media (max-width: 768px) {
      .form-grid { grid-template-columns: 1fr; }
      .full-width { grid-column: 1; }
      .checkbox-grid { grid-template-columns: repeat(2, 1fr); }
      .personality-grid { grid-template-columns: 1fr 1fr; }
      .site-header { padding: 16px 20px; }
      .sticky-form-header { padding: 12px 16px; }
      .form-body { padding: 24px 16px; }
      .modal-card { padding: 32px 24px; }
    }
    @media (max-width: 480px) {
      .checkbox-grid { grid-template-columns: 1fr; }
      .personality-grid { grid-template-columns: 1fr; }
      .top-banner { flex-direction: column; gap: 4px; }
      .modal-btns { flex-direction: column; }
      .tier-container { padding: 0 16px 48px; }
    }

    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
    }