:root {
  --bg-dark: #0f0f13;
  --bg-card: #1a1a24;
  --bg-sidebar: #13131a;
  --accent: #e63946;
  --accent-hover: #c1121f;
  --text-primary: #f0efe8;
  --text-secondary: #9c9a92;
  --border: #2a2a35;
  --success: #1D9E75;
  --warning: #BA7517;
  --radius: 8px;
}

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

body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
}

/* Loading */
.loading-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: 24px;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { font-size: 36px; color: var(--accent); }
.logo h1 { font-size: 28px; font-weight: 700; letter-spacing: -0.5px; }
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Auth */
.auth-wrap {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at 30% 50%, #1a1230 0%, var(--bg-dark) 70%);
}
.auth-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
}
.auth-logo { text-align: center; margin-bottom: 32px; }
.auth-logo .logo-icon { font-size: 40px; color: var(--accent); display: block; margin-bottom: 8px; }
.auth-logo h2 { font-size: 22px; font-weight: 700; }
.auth-logo p { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }

/* Forms */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 12px; color: var(--text-secondary); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 10px 14px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 80px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius);
  border: none;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--border); color: var(--text-primary); }
.btn-secondary:hover { background: #3a3a45; }
.btn-success { background: var(--success); color: #fff; }
.btn-full { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 12px; }

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

/* Sidebar */
.sidebar {
  width: 220px;
  min-width: 220px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 0;
}
.sidebar-header {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo { display: flex; align-items: center; gap: 10px; }
.sidebar-logo .logo-icon { font-size: 22px; color: var(--accent); }
.sidebar-logo span { font-size: 16px; font-weight: 700; }
.sidebar-org { font-size: 11px; color: var(--text-secondary); margin-top: 4px; }

.sidebar-tour-selector {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.sidebar-tour-selector select {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 7px 10px;
  font-size: 13px;
}

.sidebar-nav { flex: 1; padding: 12px 8px; overflow-y: auto; }
.nav-section-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  padding: 8px 8px 4px;
  margin-top: 8px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 6px;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.15s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover { background: var(--border); color: var(--text-primary); }
.nav-item.active { background: rgba(230,57,70,0.15); color: var(--accent); }
.nav-item .nav-icon { font-size: 16px; width: 20px; text-align: center; }

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-secondary);
}

/* Main content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.main-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-card);
}
.main-header h2 { font-size: 18px; font-weight: 600; }
.main-body { flex: 1; padding: 24px; overflow-y: auto; }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.card-title { font-size: 15px; font-weight: 600; }

/* Grid */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* Stats */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
}
.stat-number { font-size: 36px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 12px; color: var(--text-secondary); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.5px; }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; padding: 10px 12px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-secondary); border-bottom: 1px solid var(--border); }
td { padding: 12px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

/* Badge */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
}
.badge-success { background: rgba(29,158,117,0.2); color: #1D9E75; }
.badge-warning { background: rgba(186,117,23,0.2); color: #EF9F27; }
.badge-danger  { background: rgba(230,57,70,0.2);  color: var(--accent); }
.badge-gray    { background: var(--border); color: var(--text-secondary); }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  padding: 16px;
}
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.modal-header h3 { font-size: 18px; font-weight: 600; }
.modal-close { background: none; border: none; color: var(--text-secondary); font-size: 20px; cursor: pointer; }
.modal-footer { display: flex; gap: 10px; justify-content: flex-end; margin-top: 24px; }

/* Toast */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 2000; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 14px;
  min-width: 260px;
  animation: slideIn 0.2s ease;
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--accent); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Calendar day cards */
.day-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: border-color 0.15s;
}
.day-card:hover { border-color: var(--accent); }
.day-card.active { border-color: var(--accent); background: rgba(230,57,70,0.05); }
.day-date { font-size: 22px; font-weight: 700; min-width: 36px; text-align: center; color: var(--accent); }
.day-month { font-size: 11px; color: var(--text-secondary); text-transform: uppercase; }
.day-venue { font-size: 14px; font-weight: 500; }
.day-city { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }

/* Alerts */
.alert { padding: 12px 16px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; }
.alert-error { background: rgba(230,57,70,0.1); border: 1px solid rgba(230,57,70,0.3); color: #f0efe8; }

/* Empty state */
.empty-state { text-align: center; padding: 48px 24px; color: var(--text-secondary); }
.empty-state .empty-icon { font-size: 40px; margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* Tabs */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab-btn {
  padding: 8px 16px;
  background: none; border: none;
  color: var(--text-secondary);
  font-size: 14px; cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }