/* ============================================
   Subscription Page Styles
   ============================================ */

/* Navigation Header */
.nav-header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 1.125rem;
  transition: opacity 0.2s;
}

.nav-logo:hover {
  opacity: 0.8;
}

.nav-logo-icon {
  height: 28px;
  width: auto;
  display: block;
}

.nav-logo-text {
  color: var(--text);
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
  flex: 1;
  justify-content: center;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.2s;
  padding: 0.5rem 0;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-links a.active {
  color: var(--primary);
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.5rem;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background: var(--bg-soft);
  border-color: var(--border-hover);
  color: var(--text);
}

.lang-select {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--input-text);
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  cursor: pointer;
  transition: border-color 0.2s;
}

.lang-select:focus {
  outline: none;
  border-color: var(--input-border-focus);
}

@media (max-width: 768px) {
  .nav-container {
    padding: 1rem;
    flex-wrap: wrap;
  }
  
  .nav-links {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
  }
  
  .nav-logo-icon {
    height: 24px;
  }
}

/* Hide decorative background patterns on subscription page */
body.subscription-body::before,
body.subscription-body::after {
  display: none !important;
}

/* Hero Section */
.pricing-hero {
  text-align: center;
  padding: 3rem 2rem;
  background: linear-gradient(135deg, var(--bg-soft) 0%, var(--bg) 100%);
}

.pricing-hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto;
}

/* Status Banner */
.status-banner {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 2rem;
}

.status-banner.hidden {
  display: none;
}

.status-content {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.status-info,
.usage-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-label,
.usage-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.status-value {
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
}

.status-value.active {
  background: var(--success-bg);
  color: var(--success-color);
}

.status-value.trialing {
  background: var(--info-bg);
  color: var(--info-color);
}

.status-value.canceled,
.status-value.past_due {
  background: var(--error-bg);
  color: var(--error-color);
}

.usage-value {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--accent);
}

/* Trial Banner */
.trial-banner {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.15) 0%, rgba(37, 99, 235, 0.1) 100%);
  border: 1px solid var(--border-color);
  padding: 2rem;
  margin: 1.5rem;
  border-radius: 1rem;
}

.trial-banner.hidden {
  display: none;
}

.trial-content {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.trial-icon {
  font-size: 3rem;
}

.trial-text {
  flex: 1;
  min-width: 200px;
}

.trial-text h3 {
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.trial-text p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.trial-banner .btn-primary {
  background: var(--accent);
  color: white;
  font-weight: 700;
  padding: 0.875rem 2rem;
  white-space: nowrap;
  border: none;
}

.trial-banner .btn-primary:hover {
  background: var(--accent-hover, rgba(124, 58, 237, 0.9));
  transform: translateY(-2px);
}

/* Billing Toggle */
.billing-toggle {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.toggle-btn {
  padding: 0.625rem 1.5rem;
  border: 2px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-weight: 600;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.toggle-btn:first-child {
  border-radius: 0.5rem 0 0 0.5rem;
}

.toggle-btn:nth-child(2) {
  border-radius: 0 0.5rem 0.5rem 0;
  border-left: none;
}

.toggle-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.save-badge {
  background: var(--success-bg);
  color: var(--success-color);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-left: 0.5rem;
}

/* Pricing Section */
.pricing-section {
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* Pricing Cards */
.pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  justify-content: center;
}

.pricing-card {
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem;
  position: relative;
  transition: all 0.3s ease;
}

.pricing-card:hover {
  border-color: var(--accent);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.pricing-card.featured {
  border-color: var(--accent);
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(124, 58, 237, 0.05) 100%);
}

.featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: white;
  padding: 0.375rem 1rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.card-header {
  text-align: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.plan-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.plan-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.125rem;
}

.plan-price .currency {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.plan-price .amount {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent) 0%, var(--brand-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.plan-price .period {
  font-size: 1rem;
  color: var(--text-secondary);
}

.monthly-equivalent {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Plan Features */
.plan-features {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  color: var(--text-primary);
}

.feature-icon {
  color: var(--success-color);
  font-weight: 700;
  flex-shrink: 0;
}

/* Subscribe Button */
.subscribe-btn {
  font-weight: 700;
  padding: 1rem;
}

.subscribe-btn.is-locked {
  opacity: 0.55;
  cursor: not-allowed;
}

.beta-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(0, 0, 0, 0.45);
  z-index: 1000;
}

.beta-modal.hidden {
  display: none;
}

.beta-modal-content {
  width: min(520px, 92vw);
  border: 1px solid rgba(124, 58, 237, 0.5);
  background: radial-gradient(120% 140% at 0% 0%, rgba(124, 58, 237, 0.18) 0%, rgba(37, 99, 235, 0.08) 45%, var(--bg-primary) 100%);
  border-radius: 18px;
  padding: 1.5rem 1.5rem 1.25rem;
  position: relative;
  box-shadow: 0 22px 70px rgba(15, 23, 42, 0.45), 0 0 0 1px rgba(124, 58, 237, 0.2);
}

.beta-modal-content::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 18px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.9), rgba(14, 165, 233, 0.7), rgba(124, 58, 237, 0.2));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.beta-modal-content h2 {
  margin: 0 0 0.5rem 0;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.beta-modal-content p {
  margin: 0 0 1rem 0;
  font-size: 0.98rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--text-secondary);
  white-space: pre-line;
}

.beta-modal-close {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  float: right;
}

.beta-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

.btn-block {
  display: block;
  width: 100%;
}

/* Usage Explanation Section */
.usage-explanation {
  padding: 4rem 2rem;
  background: var(--bg-secondary);
}

.usage-explanation h2 {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.usage-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

.usage-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: center;
}

.usage-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.usage-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.usage-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* FAQ Section */
.faq-section {
  padding: 4rem 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.faq-section h2 {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  overflow: hidden;
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--text-secondary);
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--backdrop);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  z-index: 1000;
  color: var(--text);
}

.loading-overlay.hidden {
  display: none;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--text);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Light mode adjustments for loading overlay */
[data-theme="light"] .loading-spinner {
  border-color: rgba(0, 0, 0, 0.1);
  border-top-color: var(--primary);
}

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

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 1001;
}

.toast {
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  background: var(--bg-primary, var(--card));
  border: 1px solid var(--border-color, var(--border));
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  color: var(--text-primary);
  min-width: 300px;
  max-width: 500px;
  transition: opacity 0.3s ease, transform 0.3s ease;
  animation: slideIn 0.3s ease;
}

.toast.success {
  border-color: var(--success-color, #10b981);
  background: var(--success-bg, rgba(16, 185, 129, 0.1));
  color: var(--success-color, #10b981);
}

.toast.error {
  border-color: var(--error-color, #ef4444);
  background: var(--error-bg, rgba(239, 68, 68, 0.1));
  color: var(--error-color, #ef4444);
}

.toast.info {
  border-color: var(--info-color, #3b82f6);
  background: var(--info-bg, rgba(59, 130, 246, 0.1));
  color: var(--info-color, #3b82f6);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Footer */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2rem;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.8125rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .pricing-cards {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .pricing-hero h1 {
    font-size: 2rem;
  }
  
  .trial-content {
    flex-direction: column;
    text-align: center;
  }
  
  .pricing-cards {
    grid-template-columns: 1fr;
    max-width: 100%;
  }
  
  .status-content {
    flex-direction: column;
    text-align: center;
  }
  
  .usage-cards {
    grid-template-columns: 1fr;
  }
  
  .toast-container {
    left: 1rem;
    right: 1rem;
  }
}

/* Dark mode adjustments */
[data-theme="dark"] .pricing-card.featured {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(124, 58, 237, 0.1) 100%);
}

[data-theme="dark"] .trial-banner .btn-primary {
  color: var(--accent);
}

/* ============================================
   Auth Modal
   ============================================ */
.auth-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.2s ease-in-out;
}

.auth-modal.hidden {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.auth-modal-content {
  background: var(--bg-primary);
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem;
  position: relative;
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.auth-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  line-height: 1;
  transition: color 0.2s;
}

.auth-modal-close:hover {
  color: var(--text-primary);
}

.auth-modal-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-modal-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.auth-modal-header p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* ============================================
   Checkout Stepper
   ============================================ */
.checkout-stepper {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  padding: 1rem;
  background: var(--bg-secondary);
  border-radius: 8px;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  position: relative;
}

.step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 18px;
  left: calc(50% + 20px);
  width: calc(100% - 40px);
  height: 2px;
  background: var(--border-color);
  transition: background 0.3s;
}

.step.active:not(:last-child)::after {
  background: var(--accent);
}

.step-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: all 0.3s;
  position: relative;
  z-index: 1;
}

.step.active .step-icon {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.step.completed .step-icon {
  background: var(--success);
  border-color: var(--success);
  color: white;
}

.step.completed .step-icon::after {
  content: '✓';
}

.step-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.step.active .step-label {
  color: var(--accent);
  font-weight: 600;
}

/* ============================================
   Auth Forms
   ============================================ */
.auth-toggle {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  background: var(--bg-secondary);
  padding: 0.25rem;
  border-radius: 8px;
}

.auth-toggle-btn {
  flex: 1;
  padding: 0.625rem;
  background: transparent;
  border: none;
  border-radius: 6px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.auth-toggle-btn.active {
  background: var(--bg-primary);
  color: var(--text-primary);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.auth-form {
  display: block;
}

.auth-form.hidden {
  display: none;
}

.auth-message {
  font-size: 0.875rem;
  min-height: 1.2rem;
  color: var(--accent, #0ea5e9);
  margin-bottom: 0.75rem;
  padding: 0.5rem;
  border-radius: 0.375rem;
  text-align: center;
}

.oauth-buttons-auth {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.btn-oauth-auth {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
  width: 100%;
}

.btn-oauth-auth svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn-oauth-auth:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-google-auth:hover {
  background: rgba(66, 133, 244, 0.1);
  border-color: rgba(66, 133, 244, 0.5);
}

.btn-github-auth:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
}

.auth-divider {
  display: flex;
  align-items: center;
  margin: 1.5rem 0;
  text-align: center;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-color);
}

.auth-divider span {
  padding: 0 1rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.form-group input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: border-color 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
}

.btn-block {
  width: 100%;
  margin-top: 1rem;
}

/* Responsive Auth Modal */
@media (max-width: 768px) {
  .auth-modal-content {
    padding: 1.5rem;
  }
  
  .checkout-stepper {
    gap: 0.5rem;
  }
  
  .step-label {
    font-size: 0.6875rem;
  }
  
  .step-icon {
    width: 32px;
    height: 32px;
    font-size: 0.75rem;
  }
}