/**
 * Talkdesk Consent Banner Styles
 * CSP-compliant - no inline styles required
 *
 * @version 1.1.0
 */

/* ============================================
   CSS Custom Properties (Theme)
   ============================================ */

:root {
  /* Colors - adjust these to match your brand */
  --tdc-primary: #0066cc;
  --tdc-primary-hover: #0052a3;
  --tdc-secondary: #6b7280;
  --tdc-secondary-hover: #4b5563;
  --tdc-text: #1f2937;
  --tdc-text-muted: #6b7280;
  --tdc-bg: #ffffff;
  --tdc-bg-overlay: rgba(0, 0, 0, 0.5);
  --tdc-border: #e5e7eb;
  --tdc-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  --tdc-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);

  /* Sizing */
  --tdc-trigger-size: 56px;
  --tdc-trigger-offset: 24px;
  --tdc-modal-width: 400px;
  --tdc-border-radius: 12px;
  --tdc-border-radius-sm: 8px;

  /* Animation */
  --tdc-transition: 200ms ease-out;
  --tdc-transition-slow: 300ms ease-out;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  :root {
    --tdc-text: #f3f4f6;
    --tdc-text-muted: #9ca3af;
    --tdc-bg: #1f2937;
    --tdc-border: #374151;
    --tdc-bg-overlay: rgba(0, 0, 0, 0.7);
  }
}

/* ============================================
   Wrapper
   ============================================ */

.tdc-wrapper {
  position: fixed;
  z-index: 999999;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--tdc-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  /* Hidden by default */
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--tdc-transition), visibility var(--tdc-transition);
}

.tdc-wrapper.tdc-visible {
  visibility: visible;
  opacity: 1;
}

/* ============================================
   Floating Trigger Button (Chat)
   ============================================ */

.tdc-trigger {
  position: fixed;
  bottom: var(--tdc-trigger-offset);
  right: var(--tdc-trigger-offset);
  width: var(--tdc-trigger-size);
  height: var(--tdc-trigger-size);

  display: flex;
  align-items: center;
  justify-content: center;

  background: var(--tdc-primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;

  box-shadow: var(--tdc-shadow);
  transition: transform var(--tdc-transition),
              background-color var(--tdc-transition),
              box-shadow var(--tdc-transition),
              opacity var(--tdc-transition),
              visibility var(--tdc-transition);

  /* Ensure it's above other elements */
  z-index: 999999;

  /* Hidden by default, shown via JS */
  visibility: hidden;
  opacity: 0;
}

.tdc-trigger.tdc-trigger-visible {
  visibility: visible;
  opacity: 1;
}

.tdc-trigger:hover {
  background: var(--tdc-primary-hover);
  transform: scale(1.05);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.tdc-trigger:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.4), var(--tdc-shadow);
}

.tdc-trigger:focus-visible {
  outline: 2px solid var(--tdc-primary);
  outline-offset: 2px;
}

.tdc-trigger:active {
  transform: scale(0.98);
}

.tdc-trigger svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

/* Pulse animation for attention */
@keyframes tdc-pulse {
  0%, 100% {
    box-shadow: var(--tdc-shadow);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(0, 102, 204, 0.2), var(--tdc-shadow);
  }
}

.tdc-trigger--attention {
  animation: tdc-pulse 2s ease-in-out infinite;
}

/* ============================================
   Cookie Settings Icon
   ============================================ */

.tdc-cookie-icon {
  position: fixed;
  bottom: var(--tdc-trigger-offset);
  right: var(--tdc-trigger-offset);
  width: 40px;
  height: 40px;

  display: flex;
  align-items: center;
  justify-content: center;

  background: var(--tdc-bg);
  color: var(--tdc-text-muted);
  border: 1px solid var(--tdc-border);
  border-radius: 50%;
  cursor: pointer;

  box-shadow: var(--tdc-shadow-sm);
  transition: transform var(--tdc-transition),
              background-color var(--tdc-transition),
              color var(--tdc-transition),
              box-shadow var(--tdc-transition),
              opacity var(--tdc-transition),
              visibility var(--tdc-transition);

  /* Ensure it's above other elements but below the chat trigger */
  z-index: 999998;

  /* Hidden by default, shown via JS */
  visibility: hidden;
  opacity: 0;
}

.tdc-cookie-icon.tdc-cookie-visible {
  visibility: visible;
  opacity: 1;
}

.tdc-cookie-icon:hover {
  background: var(--tdc-border);
  color: var(--tdc-text);
  transform: scale(1.05);
  box-shadow: var(--tdc-shadow);
}

.tdc-cookie-icon:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.4), var(--tdc-shadow-sm);
}

.tdc-cookie-icon:focus-visible {
  outline: 2px solid var(--tdc-primary);
  outline-offset: 2px;
}

.tdc-cookie-icon:active {
  transform: scale(0.98);
}

.tdc-cookie-icon svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* When chat trigger is also visible, position cookie icon above it */
.tdc-wrapper.tdc-visible .tdc-trigger.tdc-trigger-visible ~ .tdc-cookie-icon.tdc-cookie-visible {
  bottom: calc(var(--tdc-trigger-offset) + var(--tdc-trigger-size) + 12px);
}

/* ============================================
   Modal Overlay & Container
   ============================================ */

.tdc-modal {
  position: fixed;
  inset: 0;

  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;

  background: var(--tdc-bg-overlay);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);

  /* Hidden by default */
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--tdc-transition-slow), visibility var(--tdc-transition-slow);

  z-index: 9999999;
}

.tdc-modal[aria-hidden="false"],
.tdc-modal.tdc-modal-open {
  visibility: visible;
  opacity: 1;
}

/* ============================================
   Modal Content
   ============================================ */

.tdc-modal-content {
  position: relative;
  width: 100%;
  max-width: var(--tdc-modal-width);
  max-height: calc(100vh - 32px);
  overflow: auto;

  background: var(--tdc-bg);
  border-radius: var(--tdc-border-radius);
  box-shadow: var(--tdc-shadow);

  /* Animation */
  transform: translateY(20px) scale(0.95);
  transition: transform var(--tdc-transition-slow);
}

.tdc-modal.tdc-modal-open .tdc-modal-content {
  transform: translateY(0) scale(1);
}

/* ============================================
   Modal Header
   ============================================ */

.tdc-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--tdc-border);
}

.tdc-modal-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--tdc-text);
}

.tdc-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;

  background: transparent;
  border: none;
  border-radius: var(--tdc-border-radius-sm);
  color: var(--tdc-text-muted);
  cursor: pointer;

  transition: background-color var(--tdc-transition), color var(--tdc-transition);
}

.tdc-modal-close:hover {
  background: var(--tdc-border);
  color: var(--tdc-text);
}

.tdc-modal-close:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--tdc-primary);
}

/* ============================================
   Modal Body
   ============================================ */

.tdc-modal-body {
  padding: 24px;
}

.tdc-modal-body p {
  margin: 0 0 16px;
  color: var(--tdc-text);
}

.tdc-modal-body p:last-child {
  margin-bottom: 0;
}

.tdc-privacy-note {
  font-size: 14px;
  color: var(--tdc-text-muted);
}

/* ============================================
   Modal Footer
   ============================================ */

.tdc-modal-footer {
  display: flex;
  flex-direction: row;
  gap: 12px;
  padding: 20px 24px;
  border-top: 1px solid var(--tdc-border);
}

/* Stack buttons on mobile */
@media (max-width: 480px) {
  .tdc-modal-footer {
    flex-direction: column-reverse;
  }
}

/* ============================================
   Buttons
   ============================================ */

.tdc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;

  min-height: 44px;
  padding: 12px 20px;

  font-family: inherit;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;

  border: none;
  border-radius: var(--tdc-border-radius-sm);
  cursor: pointer;

  transition: background-color var(--tdc-transition),
              color var(--tdc-transition),
              transform var(--tdc-transition),
              box-shadow var(--tdc-transition);
}

.tdc-btn:focus {
  outline: none;
}

.tdc-btn:focus-visible {
  outline: 2px solid var(--tdc-primary);
  outline-offset: 2px;
}

.tdc-btn:active {
  transform: scale(0.98);
}

/* Primary button */
.tdc-btn-primary {
  flex: 1;
  background: var(--tdc-primary);
  color: white;
}

.tdc-btn-primary:hover {
  background: var(--tdc-primary-hover);
}

.tdc-btn-primary:focus {
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.3);
}

/* Secondary button */
.tdc-btn-secondary {
  background: transparent;
  color: var(--tdc-secondary);
  border: 1px solid var(--tdc-border);
}

.tdc-btn-secondary:hover {
  background: var(--tdc-border);
  color: var(--tdc-secondary-hover);
}

.tdc-btn-secondary:focus {
  box-shadow: 0 0 0 3px rgba(107, 114, 128, 0.2);
}

/* ============================================
   Accessibility: Reduced Motion
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  .tdc-wrapper,
  .tdc-trigger,
  .tdc-cookie-icon,
  .tdc-modal,
  .tdc-modal-content,
  .tdc-modal-close,
  .tdc-btn {
    transition: none;
  }

  .tdc-trigger--attention {
    animation: none;
  }
}

/* ============================================
   Print: Hide consent UI
   ============================================ */

@media print {
  .tdc-wrapper {
    display: none !important;
  }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */

@media (forced-colors: active) {
  .tdc-trigger,
  .tdc-cookie-icon,
  .tdc-btn-primary {
    forced-color-adjust: none;
    background: ButtonFace;
    color: ButtonText;
    border: 2px solid ButtonText;
  }

  .tdc-modal-content {
    border: 2px solid CanvasText;
  }
}