/* ── Login Page Specific ── */
    .login-page {
      min-height: 100vh;
      display: grid;
      grid-template-columns: 1fr 1fr;
      padding-top: var(--pat-header-height);
    }

    /* Left Branding Panel */
    .login-brand {
      background: linear-gradient(135deg, #0A1628 0%, #132744 40%, #1B3A5C 100%);
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      padding: 60px 48px;
      position: relative;
      overflow: hidden;
    }

    .login-brand::before {
      content: '';
      position: absolute;
      top: -30%;
      right: -30%;
      width: 500px;
      height: 500px;
      background: radial-gradient(circle, rgba(55,147,209,0.15) 0%, transparent 65%);
      border-radius: 50%;
    }

    .login-brand::after {
      content: '';
      position: absolute;
      bottom: -20%;
      left: -20%;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(109,211,45,0.08) 0%, transparent 65%);
      border-radius: 50%;
    }

    .login-brand-content {
      position: relative;
      z-index: 1;
      text-align: center;
      max-width: 440px;
    }

    .login-brand-content .brand-logo {
      width: 72px;
      height: 72px;
      border-radius: 18px;
      margin: 0 auto 24px;
      box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    }

    .login-brand-content h1 {
      font-size: 2.2rem;
      font-weight: 900;
      color: #fff;
      margin-bottom: 8px;
      letter-spacing: -0.02em;
    }

    .login-brand-content h1 span {
      color: var(--pat-blue-light);
    }

    .login-brand-content .brand-tagline {
      font-size: 1rem;
      color: rgba(255,255,255,0.6);
      margin-bottom: 48px;
      line-height: 1.6;
    }

    .brand-stats {
      display: flex;
      justify-content: center;
      gap: 32px;
      margin-top: 40px;
    }

    .brand-stat {
      text-align: center;
    }

    .brand-stat .num {
      font-size: 1.8rem;
      font-weight: 900;
      color: #fff;
    }

    .brand-stat .lbl {
      font-size: 0.72rem;
      color: rgba(255,255,255,0.45);
      text-transform: uppercase;
      letter-spacing: 0.1em;
      font-weight: 600;
    }

    .brand-trust-badges {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 12px;
      margin-top: 36px;
    }

    .brand-trust-badges .badge {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 8px 16px;
      background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.08);
      border-radius: 50px;
      font-size: 0.75rem;
      color: rgba(255,255,255,0.7);
      font-weight: 600;
    }

    .brand-trust-badges .badge i {
      color: var(--pat-green);
    }

    /* Right Form Panel */
    .login-form-panel {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      padding: 48px 40px;
      background: var(--pat-white);
    }

    .login-form-wrapper {
      width: 100%;
      max-width: 420px;
      animation: fadeInUp 0.6s ease;
    }

    .form-header {
      margin-bottom: 32px;
    }

    .form-header h2 {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--pat-navy);
      margin-bottom: 8px;
    }

    .form-header p {
      font-size: 0.92rem;
      color: var(--pat-gray-600);
    }

    /* Mode Toggle */
    .mode-toggle {
      display: flex;
      background: var(--pat-gray-100);
      border-radius: var(--pat-radius-sm);
      padding: 4px;
      margin-bottom: 28px;
    }

    .mode-toggle button {
      flex: 1;
      padding: 10px 16px;
      font-family: var(--pat-font-primary);
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--pat-gray-600);
      background: transparent;
      border: none;
      border-radius: 6px;
      cursor: pointer;
      transition: var(--pat-transition);
    }

    .mode-toggle button.active {
      background: var(--pat-white);
      color: var(--pat-navy);
      box-shadow: var(--pat-shadow-sm);
    }

    /* Form Groups */
    .form-group {
      margin-bottom: 20px;
      position: relative;
    }

    .form-group label {
      display: block;
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--pat-gray-700);
      margin-bottom: 6px;
      letter-spacing: 0.02em;
    }

    .form-group .input-wrap {
      position: relative;
    }

    .form-group input {
      width: 100%;
      padding: 14px 16px;
      font-family: var(--pat-font-primary);
      font-size: 0.92rem;
      color: var(--pat-dark);
      background: var(--pat-gray-100);
      border: 2px solid transparent;
      border-radius: var(--pat-radius-sm);
      transition: var(--pat-transition);
      outline: none;
    }

    .form-group input:focus {
      background: var(--pat-white);
      border-color: var(--pat-blue);
      box-shadow: 0 0 0 4px rgba(55,147,209,0.1);
    }

    .form-group input.error {
      border-color: var(--pat-red);
      background: #FFF5F5;
    }

    .form-group .error-msg {
      font-size: 0.75rem;
      color: var(--pat-red);
      margin-top: 4px;
      display: none;
    }

    .form-group .error-msg.visible {
      display: block;
    }

    .eye-toggle {
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      background: none;
      border: none;
      color: var(--pat-gray-500);
      cursor: pointer;
      font-size: 0.9rem;
      padding: 4px;
    }

    .eye-toggle:hover {
      color: var(--pat-blue);
    }

    .form-extras {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 24px;
    }

    .form-extras label {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      color: var(--pat-gray-600);
      cursor: pointer;
    }

    .form-extras label input[type="checkbox"] {
      accent-color: var(--pat-blue);
    }

    .forgot-link {
      font-size: 0.82rem;
      color: var(--pat-blue);
      font-weight: 600;
      cursor: pointer;
      background: none;
      border: none;
      font-family: var(--pat-font-primary);
    }

    .forgot-link:hover {
      text-decoration: underline;
    }

    /* Submit Button */
    .login-btn {
      width: 100%;
      padding: 16px;
      font-family: var(--pat-font-primary);
      font-size: 1rem;
      font-weight: 700;
      color: var(--pat-white);
      background: linear-gradient(135deg, var(--pat-blue), var(--pat-blue-dark));
      border: none;
      border-radius: var(--pat-radius-sm);
      cursor: pointer;
      transition: var(--pat-transition);
      box-shadow: 0 4px 14px rgba(55,147,209,0.35);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
    }

    .login-btn:hover:not(:disabled) {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(55,147,209,0.5);
    }

    .login-btn:disabled {
      opacity: 0.7;
      cursor: not-allowed;
    }

    .login-btn .spinner {
      width: 18px;
      height: 18px;
      border: 2px solid rgba(255,255,255,0.3);
      border-top-color: #fff;
      border-radius: 50%;
      animation: spin 0.6s linear infinite;
      display: none;
    }

    .login-btn.loading .spinner {
      display: block;
    }

    .login-btn.loading .btn-text {
      display: none;
    }

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

    /* Divider */
    .divider {
      display: flex;
      align-items: center;
      margin: 24px 0;
      gap: 12px;
    }

    .divider::before, .divider::after {
      content: '';
      flex: 1;
      height: 1px;
      background: var(--pat-gray-300);
    }

    .divider span {
      font-size: 0.78rem;
      color: var(--pat-gray-500);
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.06em;
    }

    /* Social Buttons */
    .social-buttons {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .social-btn {
      width: 100%;
      padding: 14px 16px;
      font-family: var(--pat-font-primary);
      font-size: 0.9rem;
      font-weight: 600;
      border-radius: var(--pat-radius-sm);
      border: 2px solid var(--pat-gray-300);
      background: var(--pat-white);
      color: var(--pat-dark);
      cursor: pointer;
      transition: var(--pat-transition);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
    }

    .social-btn:hover {
      border-color: var(--pat-gray-400);
      box-shadow: var(--pat-shadow-sm);
      transform: translateY(-1px);
    }

    .social-btn.google-btn:hover {
      border-color: #4285F4;
      background: #F8FAFF;
    }

    .social-btn.apple-btn:hover {
      border-color: #333;
      background: #F5F5F5;
    }

    .social-btn .icon-google {
      width: 18px;
      height: 18px;
    }

    /* Toast */
    .toast-container {
      position: fixed;
      top: calc(var(--pat-header-height) + 16px);
      right: 16px;
      z-index: 9999;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .toast {
      padding: 14px 20px;
      border-radius: var(--pat-radius-sm);
      font-size: 0.85rem;
      font-weight: 600;
      color: #fff;
      box-shadow: var(--pat-shadow-lg);
      animation: slideInRight 0.3s ease;
      max-width: 380px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .toast.success { background: var(--pat-green-dark); }
    .toast.error { background: var(--pat-red); }
    .toast.info { background: var(--pat-blue); }

    .toast.fade-out {
      animation: fadeOut 0.3s ease forwards;
    }

    @keyframes fadeOut {
      to { opacity: 0; transform: translateX(100px); }
    }

    /* Forgot Password Modal */
    .modal-overlay {
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.5);
      backdrop-filter: blur(4px);
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 10000;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s ease;
    }

    .modal-overlay.active {
      opacity: 1;
      pointer-events: all;
    }

    .modal-box {
      background: var(--pat-white);
      border-radius: var(--pat-radius-lg);
      padding: 40px;
      max-width: 420px;
      width: 90%;
      box-shadow: var(--pat-shadow-xl);
      transform: scale(0.9);
      transition: transform 0.3s ease;
    }

    .modal-overlay.active .modal-box {
      transform: scale(1);
    }

    .modal-box h3 {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--pat-navy);
      margin-bottom: 8px;
    }

    .modal-box p {
      font-size: 0.88rem;
      color: var(--pat-gray-600);
      margin-bottom: 24px;
      line-height: 1.6;
    }

    .modal-actions {
      display: flex;
      gap: 12px;
      margin-top: 20px;
    }

    .modal-actions button {
      flex: 1;
      padding: 12px;
      font-family: var(--pat-font-primary);
      font-size: 0.88rem;
      font-weight: 700;
      border-radius: var(--pat-radius-sm);
      cursor: pointer;
      transition: var(--pat-transition);
    }

    .modal-actions .btn-cancel {
      background: var(--pat-gray-100);
      border: 1px solid var(--pat-gray-300);
      color: var(--pat-gray-700);
    }

    .modal-actions .btn-send {
      background: linear-gradient(135deg, var(--pat-blue), var(--pat-blue-dark));
      border: none;
      color: #fff;
    }

    /* Responsive */
    @media (max-width: 900px) {
      .login-page {
        grid-template-columns: 1fr;
      }
      .login-brand {
        display: none;
      }
      .login-form-panel {
        padding: 40px 24px;
      }
    }

    @media (max-width: 480px) {
      .form-header h2 {
        font-size: 1.4rem;
      }
      .login-form-wrapper {
        max-width: 100%;
      }
    }

    /* Password Strength Indicator & Requirements */
    .password-strength-container {
      margin-top: 12px;
      margin-bottom: 8px;
      transition: all 0.3s ease;
      display: none;
      background: var(--pat-gray-100);
      padding: 12px;
      border-radius: var(--pat-radius-sm);
      border: 1px solid var(--pat-gray-200);
    }

    .password-strength-container.active {
      display: block;
    }

    .strength-text {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.78rem;
      font-weight: 600;
      color: var(--pat-gray-600);
      margin-bottom: 6px;
    }

    .strength-text span.strength-label {
      font-weight: 800;
      transition: color 0.3s ease;
      text-transform: uppercase;
      font-size: 0.75rem;
      letter-spacing: 0.05em;
    }

    .strength-meter {
      display: flex;
      gap: 6px;
      margin-bottom: 12px;
    }

    .strength-segment {
      flex: 1;
      height: 4px;
      background: var(--pat-gray-300);
      border-radius: 2px;
      transition: background-color 0.3s ease;
    }

    .strength-meter.strength-0 .strength-segment { background: var(--pat-gray-300); }
    .strength-meter.strength-1 .strength-segment:nth-child(1) { background: var(--pat-red); }
    .strength-meter.strength-2 .strength-segment:nth-child(1),
    .strength-meter.strength-2 .strength-segment:nth-child(2) { background: var(--pat-orange); }
    .strength-meter.strength-3 .strength-segment:nth-child(1),
    .strength-meter.strength-3 .strength-segment:nth-child(2),
    .strength-meter.strength-3 .strength-segment:nth-child(3) { background: var(--pat-blue); }
    .strength-meter.strength-4 .strength-segment { background: var(--pat-green); }

    .password-requirements {
      padding-left: 0;
      margin: 0;
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .password-requirements li {
      font-size: 0.76rem;
      font-weight: 500;
      color: var(--pat-gray-500);
      display: flex;
      align-items: center;
      gap: 8px;
      transition: color 0.3s ease;
    }

    .password-requirements li i {
      font-size: 0.8rem;
      width: 14px;
      text-align: center;
      transition: transform 0.2s ease, color 0.3s ease;
    }

    .password-requirements li.met {
      color: var(--pat-green-dark);
    }

    .password-requirements li.met i {
      color: var(--pat-green);
      transform: scale(1.15);
    }

    .password-requirements li.unmet {
      color: var(--pat-red);
    }

    .password-requirements li.unmet i {
      color: var(--pat-red);
    }

    /* Privacy Policy & Terms Checkbox */
    .privacy-checkbox-container {
      margin-top: 10px;
      margin-bottom: 20px;
    }

    .privacy-checkbox-label {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      font-size: 0.82rem;
      color: var(--pat-gray-600);
      cursor: pointer;
      line-height: 1.4;
      user-select: none;
    }

    .privacy-checkbox-label input[type="checkbox"] {
      margin-top: 3px;
      accent-color: var(--pat-blue);
      width: 16px;
      height: 16px;
      cursor: pointer;
    }

    .privacy-checkbox-label a {
      color: var(--pat-blue);
      font-weight: 700;
      text-decoration: none;
    }

    .privacy-checkbox-label a:hover {
      text-decoration: underline;
    }

    .privacy-checkbox-container .error-msg {
      font-size: 0.75rem;
      color: var(--pat-red);
      margin-top: 6px;
      display: none;
    }

    .privacy-checkbox-container .error-msg.visible {
      display: block;
    }

    /* Privacy Modal Links */
    .privacy-modal-links {
      display: flex;
      gap: 16px;
      margin-bottom: 20px;
    }

    .privacy-modal-links a {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.85rem;
      color: var(--pat-blue);
      font-weight: 700;
      text-decoration: none;
    }

    .privacy-modal-links a:hover {
      text-decoration: underline;
    }

    .privacy-modal-links a i {
      font-size: 0.7rem;
    }

    #privacy-modal-accept:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }

    /* Visually Disabled State for Authentication Buttons */
    .disabled-auth-btn {
      opacity: 0.5 !important;
      cursor: not-allowed !important;
      transform: none !important;
      box-shadow: none !important;
    }