/**
 * 🎨 Masar System - Main Stylesheet & Theme System
 * مسار - ملف التنسيقات الرئيسي والهوية البصرية الكاملة
 */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800;900&display=swap');

:root {
  --bg-primary: #f8fafc;
  --bg-card: #ffffff;
  --bg-input: #ffffff;
  --border-color: #e2e8f0;

  --text-primary: #0f172a;
  --text-secondary: #475569;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-rgb: 37, 99, 235;

  --success: #10b981;
  --success-hover: #059669;
  --success-rgb: 16, 185, 129;

  --warning: #f59e0b;
  --warning-hover: #d97706;

  --danger: #ef4444;
  --danger-hover: #dc2626;
  --danger-rgb: 239, 68, 68;

  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  --font-family: 'Cairo', Tahoma, Arial, sans-serif;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
}

[data-theme="dark"] {
  --bg-primary: #090d16;
  --bg-card: #111827;
  --bg-input: #1f2937;
  --border-color: #1f2937;

  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;

  --primary: #3b82f6;
  --primary-hover: #60a5fa;
  --primary-rgb: 59, 130, 246;

  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
}

/* Core Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  padding: 24px;
  transition: var(--transition);
  min-height: 100vh;
  direction: rtl;
  background-image:
    radial-gradient(at 0% 0%, rgba(37, 99, 235, 0.03) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.03) 0px, transparent 50%);
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Header Section */
.header-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 16px;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-icon {
  background: linear-gradient(135deg, var(--primary), var(--success));
  color: white;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(var(--primary-rgb), 0.3);
}

.logo-text h1 {
  font-size: 24px;
  font-weight: 800;
  background: linear-gradient(to left, var(--primary), var(--success));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}

.logo-text p {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Status Pill */
.status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success);
  border-radius: 50%;
  position: relative;
}

.status-dot.loading {
  background-color: var(--warning);
}

.status-dot.loading::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--warning);
  animation: pulse 1.5s infinite;
  opacity: 0;
}

.status-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--success);
  animation: pulse 1.5s infinite;
  opacity: 0;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2); opacity: 0; }
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: var(--accent-gradient, var(--primary));
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat-card.total {
  --accent-gradient: linear-gradient(to bottom, #3b82f6, #1d4ed8);
}

.stat-card.active {
  --accent-gradient: linear-gradient(to bottom, #10b981, #047857);
}

.stat-card.suspended {
  --accent-gradient: linear-gradient(to bottom, #f59e0b, #b45309);
}

.stat-info h3 {
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 600;
}

.stat-info p {
  margin-top: 8px;
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(var(--primary-rgb), 0.1);
  color: var(--primary);
}

.stat-card.active .stat-icon {
  background-color: rgba(var(--success-rgb), 0.1);
  color: var(--success);
}

.stat-card.suspended .stat-icon {
  background-color: rgba(245, 158, 11, 0.1);
  color: #d97706;
}

/* View Tabs */
.view-tabs {
  display: flex;
  gap: 8px;
  margin: 12px 0;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0;
  flex-wrap: wrap;
}

.view-tab {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 700;
  padding: 10px 20px;
  cursor: pointer;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-family);
}

.view-tab:hover {
  color: var(--primary);
  background-color: var(--bg-card);
}

.view-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background-color: var(--bg-card);
}

/* Control Bar */
.control-bar {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  box-shadow: var(--shadow);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.search-box {
  position: relative;
  flex: 2;
  min-width: 250px;
}

.search-box input {
  width: 100%;
  padding: 11px 40px 11px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-input);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 14px;
  transition: var(--transition);
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}

.search-box .icon-search {
  position: absolute;
  top: 50%;
  right: 14px;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
}

.filter-select {
  flex: 1;
  min-width: 140px;
  padding: 11px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-input);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.filter-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}

.button-group {
  display: flex;
  gap: 8px;
  margin-right: auto;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-family);
  font-size: 13.5px;
  white-space: nowrap;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  text-decoration: none;
}

.btn-primary { background-color: var(--primary); color: white; }
.btn-primary:hover { background-color: var(--primary-hover); transform: translateY(-1px); }

.btn-success { background-color: var(--success); color: white; }
.btn-success:hover { background-color: var(--success-hover); transform: translateY(-1px); }

.btn-secondary { background-color: var(--bg-primary); border: 1px solid var(--border-color); color: var(--text-primary); }
.btn-secondary:hover { background-color: var(--border-color); }

.btn-promote { background-color: #8b5cf6; color: white; }
.btn-promote:hover { background-color: #7c3aed; transform: translateY(-1px); }

.btn-danger { background-color: var(--danger); color: white; }
.btn-danger:hover { background-color: var(--danger-hover); }

.btn-icon-only {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

/* Table Component */
.table-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
}

.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: center;
  min-width: 1000px;
}

th {
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-weight: 800;
  font-size: 14px;
  padding: 16px 20px;
  border-bottom: 2px solid var(--border-color);
  letter-spacing: 0;
  text-align: center;
}

td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  text-align: center;
}

.col-seq {
  width: 50px;
  text-align: center !important;
}

.student-profile-cell {
  display: flex;
  align-items: center;
  justify-content: flex-start !important;
  gap: 10px;
}

.student-avatar {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(var(--primary-rgb), 0.12);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 13px;
}

.student-name-link {
  font-weight: 800;
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
}

.student-name-link:hover {
  color: var(--primary);
}

/* Badges */
.badge {
  display: inline-block;
  text-align: center;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 6px;
  line-height: 1.5;
  white-space: nowrap;
  max-width: 160px;
  vertical-align: middle;
  overflow: hidden;
  text-overflow: ellipsis;
}

.badge-success { background-color: rgba(16, 185, 129, 0.1); color: var(--success); }
.badge-danger { background-color: rgba(239, 68, 68, 0.1); color: var(--danger); }
.badge-primary { background-color: rgba(37, 99, 235, 0.1); color: var(--primary); }
.badge-warning { background-color: rgba(245, 158, 11, 0.1); color: #d97706; }
.badge-info { background-color: rgba(6, 182, 212, 0.1); color: #0891b2; }
.badge-neutral { background-color: var(--bg-primary); border: 1px solid var(--border-color); color: var(--text-secondary); }

.badge-google-forms {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%) !important;
  color: #5b21b6 !important;
  border: 1px solid #c4b5fd !important;
  padding: 5px 12px !important;
  border-radius: 50px !important;
  font-size: 11.5px !important;
  font-weight: 800 !important;
  white-space: nowrap !important;
  text-decoration: none !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
  cursor: pointer !important;
  box-shadow: 0 2px 5px rgba(124, 58, 237, 0.1) !important;
}

.badge-google-forms:hover {
  background: linear-gradient(135deg, #ede9fe 0%, #ddd6fe 100%) !important;
  transform: translateY(-1.5px) !important;
}

.badge-inperson {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 5px !important;
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%) !important;
  color: #047857 !important;
  border: 1px solid #6ee7b7 !important;
  padding: 5px 12px !important;
  border-radius: 50px !important;
  font-size: 11.5px !important;
  font-weight: 800 !important;
  white-space: nowrap !important;
}

/* Action Buttons */
.col-actions {
  min-width: 200px;
  text-align: center !important;
}

.row-actions {
  display: flex;
  gap: 5px;
  justify-content: center;
  align-items: center;
}

.btn-action {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-action.view { background-color: rgba(37, 99, 235, 0.1); color: var(--primary); }
.btn-action.view:hover { background-color: var(--primary); color: white; }

.btn-action.schedule { background-color: rgba(2, 132, 199, 0.1); color: #0284c7; }
.btn-action.schedule:hover { background-color: #0284c7; color: white; }

.btn-action.exams { background-color: rgba(124, 58, 237, 0.1); color: #7c3aed; }
.btn-action.exams:hover { background-color: #7c3aed; color: white; }

.btn-action.edit { background-color: rgba(245, 158, 11, 0.1); color: #d97706; }
.btn-action.edit:hover { background-color: #f59e0b; color: white; }

.btn-action.delete { background-color: rgba(239, 68, 68, 0.1); color: var(--danger); }
.btn-action.delete:hover { background-color: var(--danger); color: white; }

.btn-action.whatsapp { background-color: rgba(16, 185, 129, 0.1); color: var(--success); }
.btn-action.whatsapp:hover { background-color: var(--success); color: white; }

/* 🌟 Modern Pagination Styling */
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 12px 18px;
  box-shadow: var(--shadow);
  margin-top: 14px;
  flex-wrap: wrap;
}

.pagination-info {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-secondary);
}

.pagination-controls {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.pagination-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-input);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.pagination-btn:hover:not(:disabled) {
  border-color: var(--primary);
  background-color: rgba(var(--primary-rgb), 0.08);
  color: var(--primary);
  transform: translateY(-1px);
}

.pagination-btn.active {
  background-color: var(--primary) !important;
  color: #ffffff !important;
  border-color: var(--primary) !important;
  box-shadow: 0 3px 8px rgba(var(--primary-rgb), 0.35);
}

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background-color: var(--bg-primary);
  border-color: var(--border-color);
  color: var(--text-secondary);
}

.pagination-ellipsis {
  padding: 0 4px;
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 14px;
}

/* 📐 Compact Tables (No Horizontal Scroll) */
#examsTableCard table,
#scheduleTableCard table,
#studentsTable {
  width: 100%;
  min-width: 100%;
  table-layout: auto;
}

#examsTableCard th,
#examsTableCard td,
#scheduleTableCard th,
#scheduleTableCard td {
  padding: 10px 8px;
  font-size: 12.5px;
  white-space: nowrap;
}

#examsTableCard th:nth-child(6),
#examsTableCard td:nth-child(6),
#scheduleTableCard th:nth-child(6),
#scheduleTableCard td:nth-child(6) {
  white-space: normal !important;
  min-width: 130px;
  max-width: 220px;
}

#examsTableCard .badge,
#scheduleTableCard .badge {
  padding: 3px 7px;
  font-size: 11.5px;
  max-width: 140px;
}

#examsTableCard .badge-google-forms {
  padding: 4px 9px !important;
  font-size: 11px !important;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .control-bar { flex-direction: column; align-items: stretch; }
  .button-group { margin-right: 0; width: 100%; }
  .button-group .btn { flex: 1; }
}

@media (max-width: 900px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  body { padding: 16px; }
  .stats-grid { grid-template-columns: 1fr; }
  .pagination-bar { flex-direction: column; align-items: stretch; text-align: center; }
  .pagination-controls { justify-content: center; }
}