@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #222536;
  --surface3: #2a2e40;
  --border: #2e3247;
  --border2: #3a3f58;
  --primary: #4f8ef7;
  --primary-dark: #2563eb;
  --accent: #00d4aa;
  --accent2: #f59e0b;
  --danger: #f43f5e;
  --warn: #f59e0b;
  --success: #10b981;
  --text: #e8eaf0;
  --text2: #9ca3b8;
  --text3: #6b7280;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
}

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

body {
  font-family: 'Sora', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.6;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* Layout */
.app-layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  width: 240px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform 0.3s;
}

.sidebar-logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo h1 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.5px;
}
.sidebar-logo span {
  font-size: 11px;
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 1px;
}

.sidebar-nav { flex: 1; padding: 16px 12px; overflow-y: auto; }
.nav-section-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--text3);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 8px 8px 4px;
  margin-top: 12px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  color: var(--text2);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: all 0.15s;
  margin-bottom: 2px;
}
.nav-item:hover { background: var(--surface2); color: var(--text); }
.nav-item.active { background: rgba(79,142,247,0.15); color: var(--primary); }
.nav-item .icon { width: 18px; text-align: center; font-size: 15px; }

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
}
.logout-btn {
  display: flex; align-items: center; gap: 8px;
  color: var(--danger); text-decoration: none;
  font-size: 13px; font-weight: 600;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}
.logout-btn:hover { background: rgba(244,63,94,0.1); }

/* Main Content */
.main-content {
  margin-left: 240px;
  flex: 1;
  padding: 28px;
  min-height: 100vh;
}

/* Page Header */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 16px;
}
.page-title { font-size: 22px; font-weight: 700; color: var(--text); }
.page-subtitle { font-size: 13px; color: var(--text2); margin-top: 3px; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.card-title { font-size: 15px; font-weight: 600; color: var(--text); }

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.stat-card.blue::before { background: var(--primary); }
.stat-card.green::before { background: var(--success); }
.stat-card.orange::before { background: var(--warn); }
.stat-card.red::before { background: var(--danger); }
.stat-card.teal::before { background: var(--accent); }

.stat-value { font-size: 28px; font-weight: 700; font-family: 'JetBrains Mono', monospace; }
.stat-label { font-size: 12px; color: var(--text2); margin-top: 4px; }
.stat-icon { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); font-size: 32px; opacity: 0.15; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-label { font-size: 12px; font-weight: 600; color: var(--text2); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; display: block; }
.form-control {
  width: 100%;
  padding: 10px 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: 'Sora', sans-serif;
  font-size: 13.5px;
  transition: border-color 0.15s;
  outline: none;
}
.form-control:focus { border-color: var(--primary); }
.form-control::placeholder { color: var(--text3); }
select.form-control option { background: var(--surface2); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  border: none;
  font-family: 'Sora', sans-serif;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #059669; }
.btn-warning { background: var(--warn); color: #111; }
.btn-warning:hover { background: #d97706; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #e11d48; }
.btn-teal { background: var(--accent); color: #111; }
.btn-teal:hover { background: #00b899; }
.btn-secondary { background: var(--surface3); color: var(--text2); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); color: var(--text); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-full { width: 100%; justify-content: center; }

/* Tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
  padding: 11px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border);
}
tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text2);
  font-size: 13.5px;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--surface2); }
tbody td strong { color: var(--text); }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.badge-blue { background: rgba(79,142,247,0.15); color: var(--primary); }
.badge-green { background: rgba(16,185,129,0.15); color: var(--success); }
.badge-orange { background: rgba(245,158,11,0.15); color: var(--warn); }
.badge-red { background: rgba(244,63,94,0.15); color: var(--danger); }
.badge-teal { background: rgba(0,212,170,0.15); color: var(--accent); }
.badge-gray { background: var(--surface3); color: var(--text2); }

/* Tabs */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab {
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
  text-decoration: none;
}
.tab:hover { color: var(--text2); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* Alerts */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: var(--success); }
.alert-danger { background: rgba(244,63,94,0.1); border: 1px solid rgba(244,63,94,0.3); color: var(--danger); }
.alert-info { background: rgba(79,142,247,0.1); border: 1px solid rgba(79,142,247,0.3); color: var(--primary); }

/* Filter Bar */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.filter-btn {
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text2);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
}
.filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.filter-btn.active { background: rgba(79,142,247,0.15); border-color: var(--primary); color: var(--primary); }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.modal-title { font-size: 17px; font-weight: 700; }
.modal-close {
  background: none; border: none; color: var(--text3);
  cursor: pointer; font-size: 20px; padding: 4px;
  transition: color 0.15s;
}
.modal-close:hover { color: var(--danger); }

/* Print */
@media print {
  .sidebar, .no-print { display: none !important; }
  .main-content { margin-left: 0 !important; padding: 0 !important; }
  body { background: white; color: black; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .main-content { margin-left: 0; padding: 16px; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
}

/* Search Box */
.search-box {
  position: relative;
  flex: 1;
  max-width: 300px;
}
.search-box input {
  width: 100%;
  padding: 8px 14px 8px 36px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}
.search-box input:focus { border-color: var(--primary); }
.search-box::before {
  content: '🔍';
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text3);
}
.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; opacity: 0.4; }
.empty-state p { font-size: 14px; }

/* Top bar for mobile */
.topbar {
  display: none;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 12px 16px;
  align-items: center;
  justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
}