/* ══════════════════════════════════════════════
   Bayan Chrome Extension — Popup Styles
   Arabic-first RTL | Dark mode | Premium feel
   ══════════════════════════════════════════════ */

/* ── Design Tokens ── */
:root {
  --bayan-primary: #6366f1;
  --bayan-primary-light: #818cf8;
  --bayan-primary-dark: #4f46e5;
  --bayan-primary-glow: rgba(99, 102, 241, 0.25);

  --bayan-bg: #0f0f14;
  --bayan-surface: #1a1a24;
  --bayan-surface-hover: #22222e;
  --bayan-surface-active: #2a2a38;
  --bayan-border: #2d2d3d;
  --bayan-border-light: #3a3a4d;

  --bayan-text: #f0f0f5;
  --bayan-text-secondary: #9898ad;
  --bayan-text-muted: #6b6b80;

  --bayan-success: #22c55e;
  --bayan-warning: #f59e0b;
  --bayan-error: #ef4444;

  --bayan-spelling: #ef4444;
  --bayan-grammar: #f59e0b;
  --bayan-punctuation: #3b82f6;

  --bayan-radius: 10px;
  --bayan-radius-sm: 6px;
  --bayan-radius-lg: 14px;

  --bayan-font: 'Segoe UI', 'SF Pro', Tahoma, Arial, sans-serif;
  --bayan-font-arabic: 'Noto Sans Arabic', 'Segoe UI', Tahoma, sans-serif;

  --bayan-transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --bayan-spring: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Reset ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  width: 400px;
  min-height: 300px;
  max-height: 600px;
  overflow-y: auto;
  overflow-x: hidden;
  font-family: var(--bayan-font-arabic);
  font-size: 14px;
  line-height: 1.6;
  color: var(--bayan-text);
  background: var(--bayan-bg);
  direction: rtl;
  -webkit-font-smoothing: antialiased;
}

/* Custom scrollbar */
body::-webkit-scrollbar {
  width: 4px;
}
body::-webkit-scrollbar-track {
  background: transparent;
}
body::-webkit-scrollbar-thumb {
  background: var(--bayan-border);
  border-radius: 4px;
}

/* ══════════════════════════════════════════════
   Header
   ══════════════════════════════════════════════ */
.bayan-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: linear-gradient(135deg, var(--bayan-surface) 0%, var(--bayan-bg) 100%);
  border-bottom: 1px solid var(--bayan-border);
}

.bayan-header-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bayan-logo {
  filter: drop-shadow(0 0 8px var(--bayan-primary-glow));
}

.bayan-header-title {
  font-size: 18px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--bayan-primary-light), var(--bayan-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.3px;
}

.bayan-header-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--bayan-text-muted);
}

.bayan-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bayan-text-muted);
  transition: background var(--bayan-transition);
}
.bayan-status-dot.online {
  background: var(--bayan-success);
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}
.bayan-status-dot.offline {
  background: var(--bayan-error);
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.4);
}

/* ══════════════════════════════════════════════
   Tabs
   ══════════════════════════════════════════════ */
.bayan-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--bayan-border);
  background: var(--bayan-surface);
}

.bayan-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border: none;
  background: transparent;
  color: var(--bayan-text-muted);
  font-family: var(--bayan-font-arabic);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--bayan-transition);
  position: relative;
}

.bayan-tab::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 2px;
  background: var(--bayan-primary);
  border-radius: 2px 2px 0 0;
  opacity: 0;
  transform: scaleX(0);
  transition: all var(--bayan-spring);
}

.bayan-tab:hover {
  color: var(--bayan-text);
  background: var(--bayan-surface-hover);
}

.bayan-tab.active {
  color: var(--bayan-primary-light);
}
.bayan-tab.active::after {
  opacity: 1;
  transform: scaleX(1);
}

/* ══════════════════════════════════════════════
   Panels
   ══════════════════════════════════════════════ */
.bayan-panel {
  display: none;
  padding: 16px;
  animation: fadeSlideIn 250ms ease-out;
}
.bayan-panel.active {
  display: block;
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ══════════════════════════════════════════════
   Input Group
   ══════════════════════════════════════════════ */
.bayan-input-group {
  margin-bottom: 12px;
}

.bayan-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--bayan-text-secondary);
  margin-bottom: 6px;
}

.bayan-textarea {
  width: 100%;
  min-height: 100px;
  padding: 12px 14px;
  border: 1px solid var(--bayan-border);
  border-radius: var(--bayan-radius);
  background: var(--bayan-surface);
  color: var(--bayan-text);
  font-family: var(--bayan-font-arabic);
  font-size: 14px;
  line-height: 1.8;
  resize: vertical;
  transition: border-color var(--bayan-transition), box-shadow var(--bayan-transition);
  direction: rtl;
}

.bayan-textarea:focus {
  outline: none;
  border-color: var(--bayan-primary);
  box-shadow: 0 0 0 3px var(--bayan-primary-glow);
}

.bayan-textarea::placeholder {
  color: var(--bayan-text-muted);
}

.bayan-input-meta {
  display: flex;
  gap: 4px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--bayan-text-muted);
}

.bayan-separator {
  margin: 0 4px;
  opacity: 0.4;
}

/* ══════════════════════════════════════════════
   Buttons
   ══════════════════════════════════════════════ */
.bayan-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.bayan-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border: none;
  border-radius: var(--bayan-radius-sm);
  font-family: var(--bayan-font-arabic);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--bayan-transition);
}

.bayan-btn-primary {
  flex: 1;
  background: linear-gradient(135deg, var(--bayan-primary), var(--bayan-primary-dark));
  color: white;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}
.bayan-btn-primary:hover {
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.45);
  transform: translateY(-1px);
}
.bayan-btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 1px 4px rgba(99, 102, 241, 0.2);
}

.bayan-btn-ghost {
  background: transparent;
  color: var(--bayan-text-secondary);
  border: 1px solid var(--bayan-border);
}
.bayan-btn-ghost:hover {
  background: var(--bayan-surface-hover);
  color: var(--bayan-text);
}

.bayan-btn-sm {
  padding: 5px 12px;
  font-size: 11px;
  background: var(--bayan-primary);
  color: white;
  border-radius: var(--bayan-radius-sm);
}
.bayan-btn-sm:hover {
  background: var(--bayan-primary-dark);
}

.bayan-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: var(--bayan-radius-sm);
  background: transparent;
  color: var(--bayan-text-muted);
  cursor: pointer;
  transition: all var(--bayan-transition);
}
.bayan-btn-icon:hover {
  background: var(--bayan-surface-hover);
  color: var(--bayan-text);
}

/* ══════════════════════════════════════════════
   Score Ring
   ══════════════════════════════════════════════ */
.bayan-score-section {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px;
  margin-bottom: 14px;
  background: var(--bayan-surface);
  border: 1px solid var(--bayan-border);
  border-radius: var(--bayan-radius);
  animation: fadeSlideIn 300ms ease-out;
}

.bayan-score-ring {
  position: relative;
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.bayan-score-ring svg {
  display: block;
}

.bayan-score-ring circle:last-child {
  transition: stroke-dashoffset 600ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.bayan-score-value {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--bayan-primary-light);
}

.bayan-score-meta {
  flex: 1;
}

.bayan-score-hint {
  display: block;
  font-size: 12px;
  color: var(--bayan-text-secondary);
  margin-bottom: 8px;
}

.bayan-counts {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.bayan-count {
  font-size: 11px;
  color: var(--bayan-text-muted);
  display: flex;
  align-items: center;
  gap: 3px;
}
.bayan-count span {
  font-weight: 700;
}
.bayan-count-spelling span { color: var(--bayan-spelling); }
.bayan-count-grammar span { color: var(--bayan-grammar); }
.bayan-count-punctuation span { color: var(--bayan-punctuation); }

/* ══════════════════════════════════════════════
   Result
   ══════════════════════════════════════════════ */
.bayan-result {
  margin-bottom: 14px;
  animation: fadeSlideIn 300ms ease-out;
}

.bayan-result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.bayan-result-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--bayan-text-secondary);
}

.bayan-result-text {
  padding: 12px 14px;
  background: var(--bayan-surface);
  border: 1px solid var(--bayan-border);
  border-radius: var(--bayan-radius);
  font-size: 14px;
  line-height: 2;
  color: var(--bayan-text);
  min-height: 60px;
  word-wrap: break-word;
}

/* Error highlights in result */
.bayan-spelling-error {
  background: rgba(239, 68, 68, 0.15);
  border-bottom: 2px solid var(--bayan-spelling);
  border-radius: 2px;
  padding: 0 2px;
  cursor: pointer;
  transition: background var(--bayan-transition);
}
.bayan-spelling-error:hover {
  background: rgba(239, 68, 68, 0.25);
}

.bayan-grammar-error {
  background: rgba(245, 158, 11, 0.15);
  border-bottom: 2px solid var(--bayan-grammar);
  border-radius: 2px;
  padding: 0 2px;
  cursor: pointer;
  transition: background var(--bayan-transition);
}
.bayan-grammar-error:hover {
  background: rgba(245, 158, 11, 0.25);
}

.bayan-punctuation-suggestion {
  background: rgba(59, 130, 246, 0.15);
  border-bottom: 2px solid var(--bayan-punctuation);
  border-radius: 2px;
  padding: 0 2px;
  cursor: pointer;
  transition: background var(--bayan-transition);
}
.bayan-punctuation-suggestion:hover {
  background: rgba(59, 130, 246, 0.25);
}

/* ══════════════════════════════════════════════
   Suggestions List
   ══════════════════════════════════════════════ */
.bayan-suggestions {
  animation: fadeSlideIn 300ms ease-out;
}

.bayan-suggestions-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.bayan-suggestions-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--bayan-text-secondary);
}

.bayan-suggestions-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bayan-suggestion-card {
  padding: 10px 12px;
  background: var(--bayan-surface);
  border: 1px solid var(--bayan-border);
  border-radius: var(--bayan-radius);
  cursor: pointer;
  transition: all var(--bayan-transition);
}
.bayan-suggestion-card:hover {
  border-color: var(--bayan-primary);
  background: var(--bayan-surface-hover);
  box-shadow: 0 0 0 1px var(--bayan-primary-glow);
}

.bayan-suggestion-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 10px;
  font-weight: 700;
  margin-bottom: 6px;
}

.bayan-badge-spelling {
  background: rgba(239, 68, 68, 0.15);
  color: var(--bayan-spelling);
}
.bayan-badge-grammar {
  background: rgba(245, 158, 11, 0.15);
  color: var(--bayan-grammar);
}
.bayan-badge-punctuation {
  background: rgba(59, 130, 246, 0.15);
  color: var(--bayan-punctuation);
}

.bayan-suggestion-change {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  font-size: 13px;
}

.bayan-suggestion-original {
  text-decoration: line-through;
  opacity: 0.55;
  color: var(--bayan-error);
}

.bayan-suggestion-arrow {
  color: var(--bayan-text-muted);
  font-size: 12px;
}

.bayan-suggestion-correction {
  font-weight: 600;
  color: var(--bayan-success);
}

.bayan-suggestion-alts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.bayan-alt-chip {
  padding: 4px 10px;
  border: 1px solid var(--bayan-border);
  border-radius: 20px;
  background: transparent;
  color: var(--bayan-text-secondary);
  font-family: var(--bayan-font-arabic);
  font-size: 11px;
  cursor: pointer;
  transition: all var(--bayan-transition);
}
.bayan-alt-chip:hover {
  border-color: var(--bayan-primary);
  color: var(--bayan-text);
  background: var(--bayan-surface-active);
}

.bayan-alt-chip--main {
  background: var(--bayan-primary);
  border-color: var(--bayan-primary);
  color: white;
}
.bayan-alt-chip--main:hover {
  background: var(--bayan-primary-dark);
  color: white;
}

.bayan-alt-chip--keep {
  opacity: 0.65;
}
.bayan-alt-chip--keep:hover {
  opacity: 1;
}

/* ══════════════════════════════════════════════
   Timing
   ══════════════════════════════════════════════ */
.bayan-timing {
  padding: 8px 0;
  margin-top: 8px;
  border-top: 1px solid var(--bayan-border);
  font-size: 10px;
  color: var(--bayan-text-muted);
  text-align: center;
}

/* ══════════════════════════════════════════════
   Summary Meta
   ══════════════════════════════════════════════ */
.bayan-summary-meta {
  margin-top: 10px;
  padding: 8px 12px;
  background: var(--bayan-surface-hover);
  border-radius: var(--bayan-radius-sm);
  font-size: 11px;
  color: var(--bayan-text-muted);
}

/* ══════════════════════════════════════════════
   Length Selector
   ══════════════════════════════════════════════ */
.bayan-length-selector {
  margin-bottom: 12px;
}

.bayan-radio-group {
  display: flex;
  gap: 12px;
}

.bayan-radio {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--bayan-text-secondary);
  cursor: pointer;
}

.bayan-radio input[type="radio"] {
  accent-color: var(--bayan-primary);
  width: 14px;
  height: 14px;
  cursor: pointer;
}

/* ══════════════════════════════════════════════
   Loading Overlay
   ══════════════════════════════════════════════ */
.bayan-loading {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: rgba(15, 15, 20, 0.85);
  backdrop-filter: blur(4px);
  z-index: 100;
}

.bayan-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--bayan-border);
  border-top-color: var(--bayan-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.bayan-loading-text {
  font-size: 13px;
  color: var(--bayan-text-secondary);
}

/* ══════════════════════════════════════════════
   Toast
   ══════════════════════════════════════════════ */
.bayan-toast {
  position: fixed;
  bottom: -50px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 18px;
  background: var(--bayan-surface);
  border: 1px solid var(--bayan-border);
  border-radius: 20px;
  color: var(--bayan-text);
  font-size: 12px;
  font-family: var(--bayan-font-arabic);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  transition: bottom var(--bayan-spring);
  z-index: 200;
  white-space: nowrap;
}
.bayan-toast.is-visible {
  bottom: 16px;
}

/* ══════════════════════════════════════════════
   MED-2: Stale analysis indicator
   ══════════════════════════════════════════════ */
.bayan-stale {
  opacity: 0.45;
  pointer-events: none;
  position: relative;
  filter: grayscale(30%);
  transition: opacity var(--bayan-transition), filter var(--bayan-transition);
}
.bayan-stale::after {
  content: '⚠ أعد التحليل';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 12px;
  background: var(--bayan-warning);
  color: #000;
  font-size: 10px;
  font-weight: 700;
  border-radius: 12px;
  z-index: 10;
  pointer-events: none;
  white-space: nowrap;
}

/* ══════════════════════════════════════════════
   Utilities
   ══════════════════════════════════════════════ */
.is-hidden {
  display: none !important;
}