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

:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --secondary: #0f172a;
  --accent-tamayoz: #0284c7; /* Sky blue for Tamayoz */
  --accent-masarat: #059669; /* Emerald green for Masarat */
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #3b82f6;
  --bg-page: #f8fafc;
  --card-bg: #ffffff;
  --border-color: #e2e8f0;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --radius: 12px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Cairo', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  direction: rtl;
  text-align: right;
  min-height: 100vh;
  margin: 0;
  padding: 0;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Header & Nav */
.navbar-custom {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03);
}

.brand-badge {
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 9999px;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  margin-right: 6px;
}

.nav-pills-custom .nav-link {
  color: var(--text-muted);
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-pills-custom .nav-link:hover {
  color: var(--primary);
  background-color: #f1f5f9;
}

.nav-pills-custom .nav-link.active {
  background-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
}

/* Cards */
.custom-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.custom-card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  border-top-left-radius: var(--radius);
  border-top-right-radius: var(--radius);
}

.custom-card-body {
  padding: 1.5rem;
}

/* Dropzone */
.dropzone-container {
  border: 2px dashed #93c5fd;
  background: #f0f7ff;
  border-radius: 16px;
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
}

.dropzone-container:hover, .dropzone-container.dragover {
  border-color: var(--primary);
  background: #e0f2fe;
  transform: scale(1.01);
}

.dropzone-icon {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 12px;
}

/* Format tags */
.tag-tamayoz {
  background-color: #e0f2fe;
  color: #0369a1;
  border: 1px solid #bae6fd;
}

.tag-masarat {
  background-color: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

/* Status pills */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 9999px;
}

.status-pill.online {
  background: #dcfce7;
  color: #15803d;
}

.status-pill.offline {
  background: #fee2e2;
  color: #b91c1c;
}

.status-pill.warning {
  background: #fef3c7;
  color: #b45309;
}

/* Question List in Admin */
.question-item {
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: #ffffff;
  padding: 16px;
  margin-bottom: 12px;
  transition: border-color 0.2s ease;
}

.question-item:hover {
  border-color: #94a3b8;
}

.choice-chip {
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 4px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.choice-chip.correct {
  background: #ecfdf5;
  border-color: #6ee7b7;
  color: #065f46;
  font-weight: 700;
}

/* =====================================================================
   STUDENT INTERFACE STYLES (Focus mode)
   ===================================================================== */
.student-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px 16px 80px;
}

.student-header {
  background: #ffffff;
  border-radius: 16px;
  padding: 20px 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  position: sticky;
  top: 16px;
  z-index: 100;
}

.timer-badge {
  font-size: 1.25rem;
  font-weight: 800;
  padding: 8px 18px;
  border-radius: 12px;
  background: #f1f5f9;
  color: var(--secondary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 1px;
}

.timer-badge.warning {
  background: #fee2e2;
  color: #b91c1c;
  animation: pulse-danger 1s infinite alternate;
}

@keyframes pulse-danger {
  0% { transform: scale(1); box-shadow: 0 0 0 rgba(239, 68, 68, 0.4); }
  100% { transform: scale(1.03); box-shadow: 0 0 12px rgba(239, 68, 68, 0.6); }
}

.student-card {
  background: #ffffff;
  border-radius: 18px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  padding: 32px;
  margin-bottom: 24px;
}

.student-question-title {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.7;
  color: #0f172a;
  margin-bottom: 24px;
}

.section-label {
  display: inline-block;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 6px;
  margin-bottom: 12px;
}

/* Interactive Option Cards */
.option-card {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  margin-bottom: 14px;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  background: #ffffff;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  user-select: none;
}

.option-card:hover {
  border-color: #93c5fd;
  background-color: #f8fafc;
  transform: translateY(-1px);
}

.option-card.selected {
  border-color: var(--primary);
  background-color: #eff6ff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.12);
}

.option-indicator {
  width: 24px;
  height: 24px;
  border: 2px solid #cbd5e1;
  border-radius: 50%;
  margin-left: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.option-card.multi .option-indicator {
  border-radius: 6px;
}

.option-card.selected .option-indicator {
  border-color: var(--primary);
  background: var(--primary);
  color: #ffffff;
}

.option-text {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  flex-grow: 1;
}

/* Question Palette pills */
.palette-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.palette-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: #f8fafc;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.palette-btn.answered {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.palette-btn.current {
  border: 2px solid #0f172a;
  box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.2);
}

/* Result Screen */
.result-circle {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-weight: 900;
  font-size: 2.2rem;
  border: 8px solid var(--success);
  color: var(--success);
  background: #f0fdf4;
}

.result-circle.fail {
  border-color: var(--danger);
  color: var(--danger);
  background: #fef2f2;
}

/* Modals */
.modal-content {
  border-radius: 16px;
  border: none;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 1.5rem;
}

.modal-footer {
  border-top: 1px solid var(--border-color);
  padding: 1rem 1.5rem;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 9999;
}