@import url("https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&family=IBM+Plex+Sans+Arabic:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap");

:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-arabic: 'IBM Plex Sans Arabic', 'Cairo', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, Consolas, monospace;

  /* PreSkool Light Theme Color Palette (Default) */
  --bg-page: #f4f6fa;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-elevated: #f8fafc;
  --bg-muted: #f1f5f9;
  
  --border-subtle: #e9edf4;
  --border-strong: #dce2eb;
  
  /* PreSkool Exact Typography Colors */
  --text-primary: #202c4b;
  --text-heading: #202c4b;
  --text-secondary: #6a7287;
  --text-muted: #838a9b;
  --text-light: #9ca3af;

  /* Primary Brand & Accents */
  --color-primary: #3d5ee1;
  --color-primary-light: rgba(61, 94, 225, 0.12);
  --color-emerald: #1abe17;
  --color-emerald-saudi: #0ca678;
  --color-emerald-light: rgba(12, 166, 120, 0.12);
  --color-rose: #e82646;
  --color-rose-light: rgba(232, 38, 70, 0.12);
  --color-amber: #eab300;
  --color-amber-light: rgba(234, 179, 0, 0.12);
  --color-cyan: #0f65cd;
  --color-cyan-light: rgba(15, 101, 205, 0.12);
  --color-purple: #7b61ff;
  --color-purple-light: rgba(123, 97, 255, 0.12);
  --color-pink: #db2777;
  --color-pink-light: rgba(219, 39, 119, 0.12);
  --color-teal: #0d9488;
  --color-teal-light: rgba(13, 148, 136, 0.12);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.04);
  --shadow-card: 0 1px 2px rgba(15, 23, 42, 0.04), 0 6px 16px -8px rgba(15, 23, 42, 0.08);
  --shadow-hover: 0 12px 28px -10px rgba(15, 23, 42, 0.15);
  --shadow-modal: 0 20px 40px -5px rgba(0, 0, 0, 0.14), 0 10px 20px -5px rgba(0, 0, 0, 0.06);
}

/* Optional Dark Mode */
[data-theme="dark"] {
  --bg-page: #1a1d29;
  --bg-surface: #1a1d29;
  --bg-card: #1f2333;
  --bg-elevated: #24293c;
  --bg-muted: #2a2f3e;

  --border-subtle: #2a2f3e;
  --border-strong: #373e52;

  --text-primary: #f1f5f9;
  --text-heading: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #6b7280;
  --text-light: #475569;

  --color-primary-light: rgba(61, 94, 225, 0.2);
  --color-emerald-light: rgba(12, 166, 120, 0.2);
  --color-rose-light: rgba(232, 38, 70, 0.2);
  --color-amber-light: rgba(234, 179, 0, 0.2);
  --color-cyan-light: rgba(15, 101, 205, 0.2);
  --color-purple-light: rgba(123, 97, 255, 0.2);

  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.25);
  --shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.35);
}

html, body, button, input, select, textarea {
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background-color: var(--bg-page);
  color: var(--text-secondary);
  font-size: 13.5px;
  line-height: 1.5;
  letter-spacing: -0.011em;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-heading);
  letter-spacing: -0.022em;
  font-weight: 700;
}

body[dir="rtl"], body[dir="rtl"] input, body[dir="rtl"] select, body[dir="rtl"] button {
  font-family: var(--font-arabic);
  letter-spacing: normal;
}

/* Numeric alignment for financial data */
.tabular-nums {
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono), var(--font-sans);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-page);
}
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* PreSkool Header Backdrop */
.preskool-header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

/* Keyboard Shortcut Badge (⌘K) */
.mui-kbd-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  font-size: 10px;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  box-shadow: 0 1px 1px rgba(0,0,0,0.05);
}

/* ==============================================================================
   PreSkool Hero Command Center (.card-profile)
   ============================================================================== */
.card-profile {
  background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  box-shadow: var(--shadow-card);
  padding: 24px;
  transition: all 0.2s ease-in-out;
}

.card-profile-photo {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: linear-gradient(135deg, #0ca678 0%, #3d5ee1 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 24px;
  box-shadow: 0 4px 12px rgba(12, 166, 120, 0.2);
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}
.filter-chip:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: rgba(61, 94, 225, 0.3);
  transform: translateY(-1px);
}
.filter-chip.active {
  background: var(--color-emerald-light);
  color: var(--color-emerald);
  border-color: var(--color-emerald);
}

.action-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}
.action-button:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}
.action-button-primary {
  background: #0ca678;
  color: #ffffff;
  border-color: #0ca678;
}
.action-button-primary:hover {
  background: #098e66;
  color: #ffffff;
  border-color: #098e66;
  box-shadow: 0 4px 12px rgba(12, 166, 120, 0.25);
}

/* ==============================================================================
   PreSkool Pastel Stat Cards (.card-stat & .stats-grid)
   ============================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.card-stat {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow-card);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-col: justify-between;
}
.card-stat:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(61, 94, 225, 0.25);
}

/* PreSkool Pastel Avatar Icons */
.avatar-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 700;
  flex-shrink: 0;
}

.bg-primary-transparent { background: var(--color-primary-light); color: var(--color-primary); }
.bg-success-transparent { background: var(--color-emerald-light); color: var(--color-emerald); }
.bg-warning-transparent { background: var(--color-amber-light); color: var(--color-amber); }
.bg-danger-transparent  { background: var(--color-rose-light); color: var(--color-rose); }
.bg-info-transparent    { background: var(--color-cyan-light); color: var(--color-cyan); }
.bg-purple-transparent  { background: var(--color-purple-light); color: var(--color-purple); }
.bg-pink-transparent    { background: var(--color-pink-light); color: var(--color-pink); }
.bg-teal-transparent    { background: var(--color-teal-light); color: var(--color-teal); }

/* Delta Badges */
.card-stat-delta {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 9999px;
  font-family: var(--font-mono), var(--font-sans);
}
.card-stat-delta.up {
  background: var(--color-emerald-light);
  color: var(--color-emerald);
}
.card-stat-delta.down {
  background: var(--color-rose-light);
  color: var(--color-rose);
}
.card-stat-delta.flat {
  background: var(--bg-muted);
  color: var(--text-muted);
}

.card-stat-value {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  margin-top: 10px;
  margin-bottom: 2px;
  font-family: var(--font-mono), var(--font-sans);
}
.card-stat-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
}

/* ==============================================================================
   PreSkool Bounded Ticker Tape
   ============================================================================== */
.ticker-container-bounded {
  position: relative;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent 0%, black 2.5%, black 97.5%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 2.5%, black 97.5%, transparent 100%);
}

@keyframes ticker {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-50%, 0, 0); }
}
.ticker-track {
  display: flex;
  width: max-content;
  min-width: 200%;
  animation: ticker 40s linear infinite;
}
.ticker-track:hover {
  animation-play-state: paused;
}

/* ==============================================================================
   PreSkool Table System
   ============================================================================== */
.preskool-table-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.preskool-table th {
  background-color: var(--bg-elevated);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.preskool-table td {
  padding: 13px 16px;
  font-size: 12px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.preskool-table tr:last-child td {
  border-bottom: none;
}

.table-row-hover:hover td {
  background-color: var(--bg-elevated);
  transition: background-color 0.15s ease-in-out;
}

/* Soft Badges */
.badge-soft-success { background: var(--color-emerald-light); color: var(--color-emerald); border: 1px solid rgba(12, 166, 120, 0.2); }
.badge-soft-primary { background: var(--color-primary-light); color: var(--color-primary); border: 1px solid rgba(61, 94, 225, 0.2); }
.badge-soft-warning { background: var(--color-amber-light); color: var(--color-amber); border: 1px solid rgba(243, 156, 18, 0.2); }
.badge-soft-danger  { background: var(--color-rose-light); color: var(--color-rose); border: 1px solid rgba(231, 76, 60, 0.2); }
.badge-soft-info    { background: var(--color-cyan-light); color: var(--color-cyan); border: 1px solid rgba(14, 165, 233, 0.2); }
.badge-soft-purple  { background: var(--color-purple-light); color: var(--color-purple); border: 1px solid rgba(139, 92, 246, 0.2); }