/**
 * Memory Consent Modal Styles
 * Epistemic Concierge Lite - User consent UI for memory writes
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */

:root {
  --consent-modal-bg: var(--bg-primary, #ffffff);
  --consent-modal-border: var(--border-color, #e5e7eb);
  --consent-modal-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --consent-overlay-bg: rgba(0, 0, 0, 0.5);

  --consent-header-bg: var(--bg-secondary, #f9fafb);
  --consent-header-border: var(--border-color, #e5e7eb);

  --consent-text-primary: var(--text-primary, #111827);
  --consent-text-secondary: var(--text-secondary, #6b7280);
  --consent-text-muted: var(--text-muted, #9ca3af);

  --consent-btn-accept-bg: #10b981;
  --consent-btn-accept-hover: #059669;
  --consent-btn-reject-bg: var(--bg-tertiary, #f3f4f6);
  --consent-btn-reject-hover: var(--bg-secondary, #e5e7eb);
  --consent-btn-reject-text: var(--text-secondary, #6b7280);

  --consent-timer-warning: #f59e0b;
  --consent-timer-critical: #ef4444;

  --evidence-highlight-bg: linear-gradient(120deg, #fef08a 0%, #fde047 100%);
  --evidence-highlight-high: linear-gradient(120deg, #bbf7d0 0%, #86efac 100%);
  --evidence-highlight-low: linear-gradient(120deg, #fecaca 0%, #fca5a5 100%);
  --evidence-label-bg: #fef9c3;
  --evidence-label-text: #854d0e;
}

/* Dark mode overrides */
[data-theme="dark"] {
  --consent-modal-bg: var(--bg-primary, #1f2937);
  --consent-modal-border: var(--border-color, #374151);
  --consent-overlay-bg: rgba(0, 0, 0, 0.7);

  --consent-header-bg: var(--bg-secondary, #111827);
  --consent-header-border: var(--border-color, #374151);

  --consent-text-primary: var(--text-primary, #f9fafb);
  --consent-text-secondary: var(--text-secondary, #d1d5db);
  --consent-text-muted: var(--text-muted, #9ca3af);

  --consent-btn-reject-bg: var(--bg-tertiary, #374151);
  --consent-btn-reject-hover: var(--bg-secondary, #4b5563);
  --consent-btn-reject-text: var(--text-secondary, #d1d5db);

  --evidence-label-bg: #422006;
  --evidence-label-text: #fef08a;
}

/* ==========================================================================
   Modal Overlay
   ========================================================================== */

.memory-consent-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--consent-overlay-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  backdrop-filter: blur(2px);
}

.memory-consent-overlay.visible {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   Modal Container
   ========================================================================== */

.memory-consent-modal {
  background: var(--consent-modal-bg);
  border: 1px solid var(--consent-modal-border);
  border-radius: 12px;
  box-shadow: var(--consent-modal-shadow);
  max-width: 480px;
  width: 90%;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.95) translateY(10px);
  transition: transform 0.2s ease;
}

.memory-consent-overlay.visible .memory-consent-modal {
  transform: scale(1) translateY(0);
}

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

.memory-consent-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--consent-header-bg);
  border-bottom: 1px solid var(--consent-header-border);
}

.memory-consent-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--consent-text-primary);
  margin: 0;
}

.memory-consent-title-icon {
  font-size: 20px;
}

.memory-consent-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--consent-text-muted);
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.15s ease, color 0.15s ease;
}

.memory-consent-close:hover {
  background: var(--consent-btn-reject-bg);
  color: var(--consent-text-primary);
}

.memory-consent-close:focus {
  outline: 2px solid var(--consent-btn-accept-bg);
  outline-offset: 2px;
}

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

.memory-consent-body {
  padding: 20px;
  overflow-y: auto;
  max-height: calc(90vh - 160px);
}

.memory-consent-intro {
  font-size: 14px;
  color: var(--consent-text-secondary);
  margin: 0 0 16px 0;
}

/* Proposed Memory Box */
.memory-consent-proposal {
  background: var(--consent-header-bg);
  border: 1px solid var(--consent-modal-border);
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 20px;
}

.memory-consent-proposal-content {
  font-size: 15px;
  font-weight: 500;
  color: var(--consent-text-primary);
  margin: 0;
  line-height: 1.5;
}

.memory-consent-proposal-type {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--consent-btn-accept-bg);
  background: rgba(16, 185, 129, 0.1);
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
}

/* Evidence Section */
.memory-consent-evidence {
  margin-bottom: 20px;
}

.memory-consent-evidence-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--consent-text-secondary);
  margin: 0 0 8px 0;
}

.memory-consent-evidence-text {
  background: var(--consent-header-bg);
  border: 1px solid var(--consent-modal-border);
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--consent-text-primary);
  line-height: 1.6;
  font-style: italic;
}

/* Timer */
.memory-consent-timer {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--consent-text-muted);
  margin-bottom: 20px;
}

.memory-consent-timer-icon {
  font-size: 14px;
}

.memory-consent-timer-value {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.memory-consent-timer.warning .memory-consent-timer-value {
  color: var(--consent-timer-warning);
}

.memory-consent-timer.critical .memory-consent-timer-value {
  color: var(--consent-timer-critical);
}

/* ==========================================================================
   Modal Actions
   ========================================================================== */

.memory-consent-actions {
  display: flex;
  gap: 12px;
  padding: 16px 20px;
  border-top: 1px solid var(--consent-header-border);
  background: var(--consent-header-bg);
}

.memory-consent-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}

.memory-consent-btn:focus {
  outline: 2px solid var(--consent-btn-accept-bg);
  outline-offset: 2px;
}

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

.memory-consent-btn-reject {
  background: var(--consent-btn-reject-bg);
  color: var(--consent-btn-reject-text);
}

.memory-consent-btn-reject:hover {
  background: var(--consent-btn-reject-hover);
}

.memory-consent-btn-accept {
  background: var(--consent-btn-accept-bg);
  color: white;
}

.memory-consent-btn-accept:hover {
  background: var(--consent-btn-accept-hover);
}

.memory-consent-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ==========================================================================
   Evidence Highlighting (used in evidence text)
   ========================================================================== */

.evidence-span {
  background: var(--evidence-highlight-bg);
  padding: 1px 4px;
  border-radius: 3px;
  position: relative;
  font-style: normal;
}

.evidence-span.high-confidence {
  background: var(--evidence-highlight-high);
}

.evidence-span.low-confidence {
  background: var(--evidence-highlight-low);
  border-bottom: 2px dashed #ef4444;
}

.evidence-span[data-field]::after {
  content: attr(data-field);
  position: absolute;
  top: -16px;
  left: 0;
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: var(--evidence-label-text);
  background: var(--evidence-label-bg);
  padding: 1px 4px;
  border-radius: 2px;
  white-space: nowrap;
  font-style: normal;
}

/* ==========================================================================
   Queue Indicator (for multiple proposals)
   ========================================================================== */

.memory-consent-queue {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px;
  border-top: 1px solid var(--consent-header-border);
}

.memory-consent-queue-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--consent-text-muted);
  transition: background 0.15s ease;
}

.memory-consent-queue-dot.active {
  background: var(--consent-btn-accept-bg);
}

.memory-consent-queue-text {
  font-size: 12px;
  color: var(--consent-text-muted);
  margin-left: 8px;
}

/* ==========================================================================
   Loading State
   ========================================================================== */

.memory-consent-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.memory-consent-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--consent-modal-border);
  border-top-color: var(--consent-btn-accept-bg);
  border-radius: 50%;
  animation: consent-spin 0.8s linear infinite;
}

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

/* ==========================================================================
   Empty State
   ========================================================================== */

.memory-consent-empty {
  text-align: center;
  padding: 40px 20px;
}

.memory-consent-empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.memory-consent-empty-text {
  font-size: 14px;
  color: var(--consent-text-secondary);
  margin: 0;
}

/* ==========================================================================
   Toast Notification (for auto-saved memories)
   ========================================================================== */

.memory-toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--consent-modal-bg);
  border: 1px solid var(--consent-modal-border);
  border-radius: 8px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.2);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  max-width: 360px;
}

.memory-toast.visible {
  transform: translateY(0);
  opacity: 1;
}

.memory-toast-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.memory-toast-content {
  flex: 1;
}

.memory-toast-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--consent-text-primary);
  margin: 0 0 2px 0;
}

.memory-toast-message {
  font-size: 13px;
  color: var(--consent-text-secondary);
  margin: 0;
}

.memory-toast-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  color: var(--consent-text-muted);
  cursor: pointer;
  border-radius: 4px;
  flex-shrink: 0;
}

.memory-toast-close:hover {
  background: var(--consent-btn-reject-bg);
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */

@media (max-width: 480px) {
  .memory-consent-modal {
    width: 95%;
    max-height: 95vh;
    border-radius: 16px 16px 0 0;
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
  }

  .memory-consent-overlay.visible .memory-consent-modal {
    transform: translateX(-50%) translateY(0);
  }

  .memory-consent-header {
    padding: 20px;
  }

  .memory-consent-body {
    max-height: calc(95vh - 180px);
  }

  .memory-consent-actions {
    flex-direction: column-reverse;
    padding: 16px 20px 24px;
  }

  .memory-consent-btn {
    padding: 14px 20px;
  }

  .memory-toast {
    left: 10px;
    right: 10px;
    bottom: 10px;
    max-width: none;
  }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  .memory-consent-overlay,
  .memory-consent-modal,
  .memory-consent-btn,
  .memory-toast {
    transition: none;
  }

  .memory-consent-spinner {
    animation: none;
  }
}

/* Focus visible for keyboard users */
.memory-consent-btn:focus-visible,
.memory-consent-close:focus-visible {
  outline: 2px solid var(--consent-btn-accept-bg);
  outline-offset: 2px;
}