:root {
      --main-blue: #004c97;
      --main-blue-dark: #003366;
      --accent-yellow: #f9c513;
      --bg: #f2f7ff;
      --border: #c9d7f0;
      --ink: #111827;
      --muted: #6b7280;
      --danger: #d64545;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
        Roboto, sans-serif;
    }

    body {
      min-height: 100vh;
      background: radial-gradient(circle at top, #dbeafe 0, var(--bg) 50%, var(--bg) 100%);
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 16px;
      color: var(--ink);
    }

    .page {
      width: 100%;
      max-width: 480px;
    }

    /* HEADER + BANNER */
    .hero {
      background: linear-gradient(135deg, var(--main-blue), var(--main-blue-dark));
      border-radius: 20px 20px 0 0;
      padding: 12px 14px 10px;
      color: #fff;
      box-shadow: 0 16px 40px rgba(15, 23, 42, 0.3);
    }

    .hero-top {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 8px;
    }

    .hero-logo {
      width: 40px;
      height: 40px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.16);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 18px;
      position: relative;
      overflow: hidden;
    }

    .hero-logo::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 20% 15%, #ffffff 0, transparent 55%);
      opacity: 0.55;
    }

    .hero-logo span {
      position: relative;
      z-index: 1;
    }

    .hero-title {
      font-size: 16px;
      font-weight: 700;
    }

    .hero-sub {
      font-size: 12px;
      opacity: 0.9;
    }

    .hero-pill {
      font-size: 10px;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      padding: 3px 10px;
      border-radius: 999px;
      background: rgba(0,0,0,0.3);
      display: inline-block;
      margin-bottom: 2px;
    }

    .hero-slider {
      margin-top: 8px;
      border-radius: 16px;
      overflow: hidden;
      background: #fff;
      border: 1px solid rgba(15,23,42,0.12);
    }

    .hero-slider img {
      display: block;
      width: 100%;
      height: auto;
    }

    /* CARD MULTI STEP */
    .card {
      background: #fff;
      border-radius: 0 0 24px 24px;
      padding: 18px 18px 20px;
      box-shadow: 0 18px 45px rgba(15, 23, 42, 0.18);
      border: 1px solid rgba(148,163,184,0.3);
      border-top: none;
    }

    .card-title {
      text-align: center;
      font-size: 20px;
      margin-bottom: 4px;
      color: var(--main-blue-dark);
    }

    .card-subtitle {
      text-align: center;
      font-size: 13px;
      color: var(--muted);
      margin-bottom: 12px;
    }

    .card-subtitle strong {
      color: var(--accent-yellow);
    }

    .step-label {
      text-align: center;
      font-size: 13px;
      color: var(--muted);
      margin-bottom: 10px;
    }

    /* CARD TESTI (TERPISAH) */
    .card-testi {
      margin-top: 12px;
      border-radius: 18px;
    }

    /* STEPPER */
    .stepper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 8px;
    }

    .step-circle {
      width: 26px;
      height: 26px;
      border-radius: 999px;
      border: 2px solid #e2e8f0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      color: var(--muted);
      background: #fff;
      flex-shrink: 0;
    }

    .step-circle.active {
      border-color: var(--main-blue);
      background: var(--main-blue);
      color: #fff;
      font-weight: 600;
    }

    .step-circle.done {
      border-color: var(--main-blue);
      background: var(--main-blue);
      color: #fff;
    }

    .step-line {
      flex: 1;
      height: 4px;
      border-radius: 999px;
      background: #e2e8f0;
      margin: 0 2px;
      overflow: hidden;
    }

    .step-line-inner {
      width: 0;
      height: 100%;
      background: linear-gradient(90deg, var(--accent-yellow), var(--main-blue));
      transition: width 0.25s ease;
    }

    .progress-bar {
      width: 100%;
      height: 8px;
      border-radius: 999px;
      background: #e2e8f0;
      overflow: hidden;
      margin-bottom: 16px;
    }

    .progress-bar-inner {
      height: 100%;
      width: 0;
      background: linear-gradient(90deg, var(--accent-yellow), var(--main-blue));
      transition: width 0.25s ease;
    }

    /* STEP CONTENT */
    .step { display: none; }
    .step.active { display: block; }

    .form-group { margin-bottom: 10px; }

    label {
      display: block;
      font-size: 13px;
      margin-bottom: 4px;
    }

    input[type="text"],
    input[type="tel"],
    select {
      width: 100%;
      border-radius: 10px;
      border: 1px solid var(--border);
      padding: 9px 10px;
      font-size: 14px;
      outline: none;
      transition: border 0.15s ease, box-shadow 0.15s ease;
      background: #f9fafb;
    }

    input:focus,
    select:focus {
      border-color: var(--main-blue);
      box-shadow: 0 0 0 1px rgba(0,76,151,0.24);
      background: #fff;
    }

    input.is-invalid,
    select.is-invalid {
      border-color: var(--danger);
      box-shadow: 0 0 0 1px rgba(214,69,69,0.3);
      background: #fff5f5;
    }

    .hint {
      font-size: 11px;
      color: var(--muted);
      margin-top: 2px;
    }

    .note-box {
      font-size: 11px;
      color: var(--muted);
      background: #f3f4ff;
      border-radius: 12px;
      padding: 8px 10px;
      margin-bottom: 10px;
      border: 1px dashed rgba(0,76,151,0.35);
    }

    .error {
      font-size: 12px;
      color: var(--danger);
      margin-bottom: 8px;
      display: none;
    }

    .btn-row {
      display: flex;
      justify-content: space-between;
      gap: 8px;
      margin-top: 8px;
    }

    .btn {
      flex: 1;
      border: none;
      border-radius: 999px;
      padding: 11px 12px;
      font-size: 14px;
      cursor: pointer;
      font-weight: 600;
      letter-spacing: 0.01em;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      white-space: nowrap;
    }

    .btn-primary {
      background: linear-gradient(120deg, var(--main-blue), var(--main-blue-dark));
      color: #fff;
    }

    .btn-secondary {
      background: #e5e7eb;
      color: #374151;
    }

    .btn:disabled {
      opacity: 0.6;
      cursor: default;
    }

    .btn-loading {
      position: relative;
      pointer-events: none;
    }

    .btn-loading::after {
      content: "";
      width: 14px;
      height: 14px;
      border-radius: 999px;
      border: 2px solid rgba(255, 255, 255, 0.7);
      border-top-color: transparent;
      margin-left: 8px;
      display: inline-block;
      animation: spin 0.7s linear infinite;
    }

    @keyframes spin { to { transform: rotate(360deg); } }

    /* SUMMARY */
    .summary-box {
      border-radius: 18px;
      border: 1px solid #e2e8f0;
      background: #f9fafb;
      padding: 14px 14px 10px;
      margin-top: 8px;
    }

    .summary-title {
      font-weight: 600;
      margin-bottom: 6px;
      font-size: 14px;
    }

    .summary-row {
      font-size: 13px;
      margin-bottom: 4px;
    }

    .summary-label { font-weight: 600; }

    .success-icon {
      width: 80px;
      height: 80px;
      border-radius: 999px;
      background: var(--main-blue);
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 8px auto 10px;
      color: #fff;
      font-size: 40px;
      box-shadow: 0 12px 30px rgba(0,76,151,0.5);
    }

    .success-title {
      text-align: center;
      color: var(--main-blue-dark);
      font-weight: 700;
      margin-bottom: 4px;
      font-size: 18px;
    }

    .success-text {
      text-align: center;
      font-size: 13px;
      color: var(--muted);
      margin-bottom: 10px;
    }

    .external-btn {
      display: block;
      width: 100%;
      margin-top: 10px;
      padding: 11px 12px;
      border-radius: 999px;
      background: var(--accent-yellow);
      color: #1f2937;
      text-align: center;
      font-size: 14px;
      font-weight: 700;
      text-decoration: none;
      border: 1px solid rgba(0,0,0,0.05);
    }

    /* TESTIMONI */
    .testi-section-title {
      font-size: 14px;
      font-weight: 700;
      color: var(--main-blue-dark);
      text-align: left;
      margin-bottom: 4px;
    }

    .testi-note {
      font-size: 11px;
      color: var(--muted);
      margin-bottom: 6px;
      margin-top: 2px;
    }

    .testi-card {
      border-radius: 14px;
      border: 1px solid #e5e7eb;
      background: #f9fafb;
      padding: 8px 10px;
      margin-bottom: 8px;
    }

    .testi-header {
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      margin-bottom: 4px;
      font-size: 12px;
    }

    .testi-name {
      font-weight: 600;
      color: #111827;
    }

    .testi-time {
      font-size: 11px;
      color: var(--muted);
    }

    .testi-text {
      font-size: 12px;
      color: #374151;
      margin-bottom: 4px;
    }

    .testi-meta {
      font-size: 11px;
      color: var(--muted);
    }

    /* FOOTER */
    footer {
      margin-top: 16px;
      padding: 14px 16px 10px;
      border-radius: 18px;
      background: #0f172a;
      color: #e5e7eb;
      font-size: 11px;
      text-align: center;
    }

    footer p { margin-bottom: 4px; }
    footer strong { color: #f9fafb; }

    @media (min-width: 640px) { body { padding-top: 32px; } }