/* ========================================
   ATTENDAI PRO - Main Stylesheet
   Production-Ready Attendance System
   ======================================== */

:root {
  --primary: #4F46E5;
  --primary-dark: #3730A3;
  --primary-light: #818CF8;
  --secondary: #06B6D4;
  --success: #10B981;
  --danger: #EF4444;
  --warning: #F59E0B;
  --info: #3B82F6;
  --dark: #0F172A;
  --dark-2: #1E293B;
  --dark-3: #334155;
  --gray: #64748B;
  --gray-light: #94A3B8;
  --border: #E2E8F0;
  --bg: #F8FAFC;
  --bg-card: #FFFFFF;
  --text: #1E293B;
  --text-light: #64748B;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 15px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; color: var(--text); }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
p { color: var(--text-light); }
a { color: var(--primary); text-decoration: none; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
  font-family: var(--font);
  text-decoration: none;
}
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: white; box-shadow: 0 4px 14px rgba(79,70,229,0.35); }
.btn-primary:hover:not(:disabled) { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(79,70,229,0.45); }
.btn-secondary { background: var(--bg); color: var(--text); border: 1.5px solid var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--border); }
.btn-success { background: var(--success); color: white; box-shadow: 0 4px 14px rgba(16,185,129,0.3); }
.btn-success:hover:not(:disabled) { background: #059669; transform: translateY(-1px); }
.btn-danger { background: var(--danger); color: white; box-shadow: 0 4px 14px rgba(239,68,68,0.3); }
.btn-danger:hover:not(:disabled) { background: #DC2626; transform: translateY(-1px); }
.btn-warning { background: var(--warning); color: white; }
.btn-warning:hover:not(:disabled) { background: #D97706; }
.btn-ghost { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-ghost:hover:not(:disabled) { background: rgba(79,70,229,0.08); }
.btn-lg { padding: 14px 28px; font-size: 16px; border-radius: var(--radius-lg); }
.btn-sm { padding: 6px 14px; font-size: 13px; border-radius: var(--radius-sm); }
.btn-xl { padding: 16px 36px; font-size: 17px; border-radius: var(--radius-lg); }
.btn-icon { padding: 10px; border-radius: 50%; }
.btn-full { width: 100%; }
.btn-google {
  background: white;
  color: #333;
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
  font-size: 15px;
  padding: 13px 24px;
  border-radius: var(--radius-lg);
}
.btn-google:hover:not(:disabled) {
  box-shadow: var(--shadow);
  transform: translateY(-1px);
  border-color: #c5c5c5;
}
.btn-google img { width: 20px; height: 20px; }

/* ---- Cards ---- */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  padding: 24px;
}
.card-hover { transition: var(--transition); cursor: pointer; }
.card-hover:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-dark { background: var(--dark-2); border-color: var(--dark-3); color: white; }
.card-gradient { background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%); color: white; border: none; }

/* ---- Forms ---- */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.form-control {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: var(--font);
  color: var(--text);
  background: white;
  transition: var(--transition);
  outline: none;
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.12); }
.form-control::placeholder { color: var(--gray-light); }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2364748B'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; background-size: 18px; padding-right: 40px; }

/* ---- Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge-success { background: rgba(16,185,129,0.1); color: var(--success); }
.badge-danger { background: rgba(239,68,68,0.1); color: var(--danger); }
.badge-warning { background: rgba(245,158,11,0.1); color: var(--warning); }
.badge-info { background: rgba(59,130,246,0.1); color: var(--info); }
.badge-primary { background: rgba(79,70,229,0.1); color: var(--primary); }
.badge-gray { background: rgba(100,116,139,0.1); color: var(--gray); }

/* ---- Alerts ---- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  border-left: 4px solid;
}
.alert-success { background: rgba(16,185,129,0.08); border-color: var(--success); color: #065F46; }
.alert-danger { background: rgba(239,68,68,0.08); border-color: var(--danger); color: #991B1B; }
.alert-warning { background: rgba(245,158,11,0.08); border-color: var(--warning); color: #92400E; }
.alert-info { background: rgba(59,130,246,0.08); border-color: var(--info); color: #1E40AF; }
.alert-icon { font-size: 18px; margin-top: 1px; }

/* ---- Tables ---- */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { background: var(--bg); padding: 12px 16px; text-align: left; font-size: 12px; font-weight: 700; color: var(--gray); text-transform: uppercase; letter-spacing: 0.05em; border-bottom: 1px solid var(--border); }
.table td { padding: 13px 16px; border-bottom: 1px solid var(--border); color: var(--text); vertical-align: middle; }
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--bg); }
.table-striped tr:nth-child(even) td { background: rgba(248,250,252,0.7); }

/* ---- Stats Grid ---- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.stat-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 80px; height: 80px;
  border-radius: 50%;
  transform: translate(20px, -20px);
  opacity: 0.08;
}
.stat-card.green::before { background: var(--success); }
.stat-card.red::before { background: var(--danger); }
.stat-card.blue::before { background: var(--info); }
.stat-card.purple::before { background: var(--primary); }
.stat-card.yellow::before { background: var(--warning); }
.stat-value { font-size: 2rem; font-weight: 800; color: var(--text); line-height: 1; }
.stat-label { font-size: 13px; color: var(--gray); font-weight: 500; margin-top: 4px; }
.stat-icon { font-size: 1.8rem; margin-bottom: 10px; }

/* ---- Progress ---- */
.progress { height: 8px; background: var(--border); border-radius: 20px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 20px; transition: width 0.5s ease; }
.progress-bar-success { background: linear-gradient(90deg, var(--success), #34D399); }
.progress-bar-danger { background: linear-gradient(90deg, var(--danger), #F87171); }
.progress-bar-warning { background: linear-gradient(90deg, var(--warning), #FCD34D); }

/* ---- Avatar ---- */
.avatar { border-radius: 50%; object-fit: cover; border: 2px solid var(--border); }
.avatar-sm { width: 32px; height: 32px; }
.avatar-md { width: 40px; height: 40px; }
.avatar-lg { width: 56px; height: 56px; }
.avatar-xl { width: 72px; height: 72px; }

/* ---- Spinners ---- */
.spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.spinner-dark {
  border-color: rgba(79,70,229,0.2);
  border-top-color: var(--primary);
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Loading Screen ---- */
.loading-screen {
  position: fixed;
  inset: 0;
  background: var(--dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  color: white;
  gap: 20px;
}
.loading-logo { font-size: 2.5rem; font-weight: 800; letter-spacing: -1px; }
.loading-logo span { color: var(--primary-light); }
.loading-bar { width: 200px; height: 3px; background: rgba(255,255,255,0.1); border-radius: 2px; overflow: hidden; }
.loading-bar-fill { height: 100%; background: linear-gradient(90deg, var(--primary-light), var(--secondary)); border-radius: 2px; animation: loadbar 1.5s ease-in-out infinite; }
@keyframes loadbar { 0% { width: 0%; } 50% { width: 100%; } 100% { width: 0%; } }

/* ---- Empty State ---- */
.empty-state { text-align: center; padding: 60px 20px; }
.empty-state-icon { font-size: 4rem; margin-bottom: 16px; opacity: 0.4; }
.empty-state h3 { font-size: 1.1rem; color: var(--text); margin-bottom: 8px; }
.empty-state p { color: var(--gray); font-size: 14px; max-width: 300px; margin: 0 auto; }

/* ---- Modal ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: white;
  border-radius: var(--radius-xl);
  max-width: 500px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  transform: scale(0.95) translateY(10px);
  transition: var(--transition);
  max-height: 90vh;
  overflow-y: auto;
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }
.modal-header { padding: 24px 24px 0; display: flex; align-items: center; justify-content: space-between; }
.modal-header h3 { font-size: 1.1rem; }
.modal-body { padding: 20px 24px 24px; }
.modal-footer { padding: 0 24px 24px; display: flex; gap: 12px; justify-content: flex-end; }
.modal-close { background: none; border: none; cursor: pointer; color: var(--gray); font-size: 20px; padding: 4px; border-radius: 6px; }
.modal-close:hover { background: var(--bg); color: var(--text); }

/* ---- Sidebar ---- */
.sidebar {
  width: 260px;
  background: var(--dark);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}
.sidebar-logo {
  padding: 24px 20px;
  font-size: 1.3rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.5px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-logo .logo-icon { font-size: 1.6rem; }
.sidebar-logo span { color: var(--primary-light); }
.sidebar-nav { padding: 16px 12px; flex: 1; }
.nav-section-title { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.3); padding: 12px 8px 6px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  border-radius: var(--radius);
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 2px;
  text-decoration: none;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover { background: rgba(255,255,255,0.08); color: white; }
.nav-item.active { background: rgba(79,70,229,0.25); color: white; }
.nav-item.active .nav-icon { color: var(--primary-light); }
.nav-icon { font-size: 1.1rem; width: 20px; text-align: center; }
.sidebar-footer { padding: 16px 12px; border-top: 1px solid rgba(255,255,255,0.08); }
.sidebar-user { display: flex; align-items: center; gap: 10px; padding: 10px 8px; border-radius: var(--radius); }
.sidebar-user-info { flex: 1; min-width: 0; }
.sidebar-user-name { font-size: 13px; font-weight: 600; color: white; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user-role { font-size: 11px; color: rgba(255,255,255,0.4); text-transform: uppercase; letter-spacing: 0.05em; }

/* ---- Main Content ---- */
.main-content { margin-left: 260px; min-height: 100vh; }
.topbar {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}
.topbar-title { font-size: 1.1rem; font-weight: 700; color: var(--text); }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.page-content { padding: 28px; }

/* ---- QR Code Styles ---- */
.qr-container { text-align: center; padding: 32px; }
.qr-code { display: inline-block; padding: 20px; background: white; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); margin-bottom: 16px; }
.qr-timer { display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 14px; color: var(--gray); }
.qr-countdown { font-size: 1.8rem; font-weight: 800; color: var(--primary); font-variant-numeric: tabular-nums; }
.qr-countdown.urgent { color: var(--danger); animation: pulse 0.8s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }

/* ---- Camera/Selfie ---- */
.camera-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--dark);
  aspect-ratio: 4/3;
  max-width: 400px;
  margin: 0 auto;
}
.camera-video { width: 100%; height: 100%; object-fit: cover; }
.camera-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.face-guide { width: 180px; height: 180px; border: 3px solid rgba(255,255,255,0.7); border-radius: 50%; box-shadow: 0 0 0 2000px rgba(0,0,0,0.35); }
.face-guide.detected { border-color: var(--success); box-shadow: 0 0 0 2000px rgba(0,0,0,0.35), 0 0 20px rgba(16,185,129,0.5); }
.camera-status { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); background: rgba(0,0,0,0.7); color: white; padding: 6px 16px; border-radius: 20px; font-size: 13px; white-space: nowrap; }

/* ---- Live Dot ---- */
.live-dot { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; color: var(--danger); }
.live-dot::before { content: ''; width: 8px; height: 8px; background: var(--danger); border-radius: 50%; animation: livePulse 1.5s ease-in-out infinite; }
@keyframes livePulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.4; transform: scale(0.7); } }

/* ---- Attendance Roll Cards ---- */
.roll-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); gap: 10px; }
.roll-card {
  padding: 12px 8px;
  border-radius: var(--radius);
  text-align: center;
  font-weight: 700;
  font-size: 13px;
  border: 2px solid transparent;
  transition: var(--transition);
}
.roll-card.present { background: rgba(16,185,129,0.1); color: var(--success); border-color: rgba(16,185,129,0.3); }
.roll-card.absent { background: rgba(239,68,68,0.1); color: var(--danger); border-color: rgba(239,68,68,0.3); }
.roll-card.late { background: rgba(245,158,11,0.1); color: var(--warning); border-color: rgba(245,158,11,0.3); }
.roll-card.fraudulent { background: rgba(124,58,237,0.1); color: #7C3AED; border-color: rgba(124,58,237,0.3); }
.roll-number { display: block; font-size: 15px; font-weight: 800; }
.roll-name { display: block; font-size: 10px; font-weight: 500; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---- Fraud Alert ---- */
.fraud-alert-card {
  background: rgba(239,68,68,0.05);
  border: 1.5px solid rgba(239,68,68,0.25);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: alertSlide 0.3s ease;
}
@keyframes alertSlide { from { opacity: 0; transform: translateX(10px); } to { opacity: 1; transform: translateX(0); } }
.fraud-alert-icon { font-size: 1.4rem; margin-top: 1px; }
.fraud-alert-content h4 { font-size: 13px; font-weight: 700; color: var(--danger); }
.fraud-alert-content p { font-size: 12px; color: var(--gray); margin-top: 2px; }

/* ---- Chart Container ---- */
.chart-container { position: relative; }
.chart-wrapper { min-height: 250px; }

/* ---- Toast Notifications ---- */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 9000; display: flex; flex-direction: column; gap: 10px; max-width: 360px; }
.toast {
  background: white;
  border-radius: var(--radius);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: toastIn 0.3s ease;
  font-size: 14px;
  max-width: 360px;
}
@keyframes toastIn { from { opacity: 0; transform: translateX(100%); } to { opacity: 1; transform: translateX(0); } }
.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }
.toast.warning { border-color: var(--warning); }
.toast.info { border-color: var(--info); }
.toast-close { margin-left: auto; background: none; border: none; cursor: pointer; color: var(--gray); font-size: 16px; padding: 0; line-height: 1; }

/* ---- Responsive ---- */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 99;
}
.hamburger { display: none; background: none; border: none; cursor: pointer; color: var(--text); font-size: 1.4rem; padding: 8px; border-radius: var(--radius-sm); }

@media (max-width: 1024px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .hamburger { display: flex; }
  .mobile-overlay { display: block; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
  .mobile-overlay.open { opacity: 1; pointer-events: auto; }
}
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .page-content { padding: 16px; }
  .topbar { padding: 12px 16px; }
  .roll-grid { grid-template-columns: repeat(auto-fill, minmax(75px, 1fr)); }
  .card { padding: 16px; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  h1 { font-size: 1.6rem; }
}

/* ---- Utilities ---- */
.flex { display: flex; } .flex-1 { flex: 1; } .items-center { align-items: center; } .items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; } .justify-center { justify-content: center; } .justify-end { justify-content: flex-end; }
.gap-4 { gap: 4px; } .gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .gap-16 { gap: 16px; } .gap-20 { gap: 20px; } .gap-24 { gap: 24px; }
.flex-col { flex-direction: column; }
.text-center { text-align: center; } .text-right { text-align: right; }
.w-full { width: 100%; } .h-full { height: 100%; }
.mt-4 { margin-top: 4px; } .mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.mb-4 { margin-bottom: 4px; } .mb-8 { margin-bottom: 8px; } .mb-12 { margin-bottom: 12px; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.p-0 { padding: 0; }
.font-bold { font-weight: 700; } .font-semibold { font-weight: 600; }
.text-sm { font-size: 13px; } .text-xs { font-size: 11px; } .text-lg { font-size: 17px; }
.text-gray { color: var(--gray); } .text-success { color: var(--success); } .text-danger { color: var(--danger); } .text-warning { color: var(--warning); } .text-primary { color: var(--primary); }
.hidden { display: none !important; }
.grid { display: grid; }
.grid-2 { grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); gap: 20px; }
.divider { height: 1px; background: var(--border); margin: 20px 0; }
.rounded-full { border-radius: 50%; }
.shadow { box-shadow: var(--shadow); }
.overflow-hidden { overflow: hidden; }
.relative { position: relative; }
.absolute { position: absolute; }

/* Fade/slide animations */
.fade-in { animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* Skeleton loading */
.skeleton { background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%); background-size: 200% 100%; animation: skeleton 1.5s infinite; border-radius: var(--radius-sm); }
@keyframes skeleton { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* Number animation */
@keyframes countUp { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
.count-animate { animation: countUp 0.4s ease; }

/* Gradient text */
.gradient-text { background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* Notification badge */
.notif-badge { position: absolute; top: -4px; right: -4px; background: var(--danger); color: white; font-size: 10px; font-weight: 700; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; border: 2px solid white; }

/* Section header */
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.section-title { font-size: 1rem; font-weight: 700; color: var(--text); }