/* ==================== AUTH MODAL ==================== */

:root {
  /* Primary Colors */
  --primary-color: #e81123;
  --primary-shade: #e76e6e;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;

  /* Secondary Colors */
  --secondary-color: #10b981;
  --secondary-dark: #059669;
  --secondary-light: #d1fae5;

  /* Neutral Colors */
  --text-dark: var(--text-dark);
  --text-light: #6b7280;
  --text-muted: #9ca3af;
  --background: #ffffff;
  --background-alt: #f9fafb;
  --background-dark: #f3f4f6;

  /* Accent Colors */
  --accent-orange: #f59e0b;
  --accent-red: #ef4444;
  --accent-purple: #8b5cf6;

  /* Border & Shadow */
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

  /* Modal & Overlay */
  --modal-overlay: rgba(0, 0, 0, 0.7);
  --modal-page-background: #e0e0e0;
  --page-white: #ffffff;
  --button-hover-shadow: 0 4px 12px rgba(232, 17, 35, 0.3);

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.85rem;
  --radius-xl: 1rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Typography */
  --font-family: "Lexend", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
}

.auth-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(1px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10001;
  animation: fadeIn 0.2s ease-out;
  padding: 20px;
}

.auth-modal {
  background: var(--background-dark);
  border-radius: 16px;
  max-width: 450px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.auth-modal-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.auth-modal-header h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0;
}

.auth-modal-content {
  padding: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 16px;
  transition: all 0.2s ease;
  color: var(--text-dark);
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group small {
  display: block;
  font-size: 12px;
  color: #6b7280;
  margin-top: 4px;
}

.form-error {
  padding: 12px 16px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  color: #dc2626;
  font-size: 14px;
  margin-bottom: 16px;
  display: none;
}

.btn-submit {
  width: 100%;
  padding: 14px 24px;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: var(--text-dark);
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-submit:hover {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.auth-modal-footer {
  padding: 16px 24px 24px;
  text-align: center;
  border-top: 1px solid var(--border-color);
}

.auth-modal-footer p {
  font-size: 14px;
  color: var(--text-light);
  margin: 0;
}

.auth-modal-footer a {
  color: #3b82f6;
  font-weight: 600;
  text-decoration: none;
}

.auth-modal-footer a:hover {
  text-decoration: underline;
}


/* ==================== UPGRADE MODAL ==================== */

.upgrade-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10002;
  animation: fadeIn 0.2s ease-out;
  padding: 20px;
  overflow-y: auto;
}

.upgrade-modal {
  background: var(--background);
  border-radius: 16px;
  max-width: 1000px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
}

.upgrade-modal-header {
  padding: 32px 32px 24px;
  border-bottom: 1px solid var(--border-color);
  text-align: center;
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.upgrade-modal-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0;
}

.upgrade-modal-content {
  padding: 32px;
}

/* Source Message */
.source-message {
  text-align: center;
  margin-bottom: 32px;
}

.source-message h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 8px 0;
}

.source-message p {
  font-size: 16px;
  color: #6b7280;
  margin: 0;
}

/* Plans Grid */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.plan-card {
  background: white;
  border: 2px solid #e5e7eb;
  border-radius: 16px;
  padding: 32px 24px;
  position: relative;
  transition: all 0.3s ease;
}

.plan-card:hover {
  border-color: #3b82f6;
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.2);
  transform: translateY(-4px);
}

.plan-card.popular {
  border-color: #8b5cf6;
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.2);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
  color: white;
  padding: 4px 16px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.plan-header {
  text-align: center;
  margin-bottom: 24px;
}

.plan-header h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 16px 0;
}

.plan-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.plan-price .currency {
  font-size: 24px;
  font-weight: 600;
  color: #6b7280;
}

.plan-price .amount {
  font-size: 48px;
  font-weight: 700;
  color: var(--text-dark);
}

.plan-price .period {
  font-size: 16px;
  color: #6b7280;
}

.plan-features {
  list-style: none;
  padding: 0;
  margin: 0 0 24px 0;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
  font-size: 14px;
  color: #374151;
}

.plan-features i {
  color: #10b981;
  margin-top: 2px;
  flex-shrink: 0;
}

.btn-upgrade-plan {
  width: 100%;
  padding: 14px 24px;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-upgrade-plan:hover {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.plan-card.popular .btn-upgrade-plan {
  background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.plan-card.popular .btn-upgrade-plan:hover {
  background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
}

/* Upgrade Benefits */
.upgrade-benefits {
  margin-bottom: 32px;
}

.upgrade-benefits h3 {
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 24px 0;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.benefit {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: #f9fafb;
  border-radius: 8px;
}

.benefit i {
  font-size: 20px;
  color: #3b82f6;
}

.benefit span {
  font-size: 14px;
  color: #374151;
}

/* Upgrade Guarantee */
.upgrade-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 20px;
  background: #f0fdf4;
  border: 2px solid #86efac;
  border-radius: 12px;
  text-align: left;
}

.upgrade-guarantee i {
  font-size: 32px;
  color: #10b981;
}

.upgrade-guarantee strong {
  display: block;
  font-size: 16px;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.upgrade-guarantee p {
  font-size: 14px;
  color: #6b7280;
  margin: 0;
}

/* Checkout Loading */
.checkout-loading {
  text-align: center;
  padding: 60px 20px;
}

.checkout-loading h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 24px 0 8px;
}

.checkout-loading p {
  font-size: 16px;
  color: #6b7280;
  margin: 0;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .plans-grid {
    grid-template-columns: 1fr;
  }

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

  .upgrade-modal-header {
    padding: 24px 20px 16px;
  }

  .upgrade-modal-header h2 {
    font-size: 24px;
  }

  .upgrade-modal-content {
    padding: 20px;
  }

  .plan-price .amount {
    font-size: 40px;
  }
}