:root {
  --sidebar-width: 240px;
  --primary: #1e3a5f;
  --primary-light: #2d5a8e;
  --accent: #f97316;
  --accent-hover: #ea6c0c;
  --bg: #f0f4f8;
  --card-bg: #ffffff;
  --text: #1a2332;
  --text-muted: #6b7a8d;
  --border: #e2e8f0;
  --success: #16a34a;
  --danger: #dc2626;
  --warning: #d97706;
  --info: #0284c7;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  min-height: 100vh;
  font-size: 14px;
}

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

.sidebar-header {
  padding: 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: white;
  text-decoration: none;
}

.sidebar-brand .brand-icon {
  width: 36px; height: 36px;
  background: var(--accent);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}

.sidebar-brand .brand-text {
  font-weight: 700;
  font-size: 15px;
  line-height: 1.2;
}

.sidebar-brand .brand-sub {
  font-size: 11px;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 8px;
  overflow-y: auto;
}

.nav-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.4);
  padding: 12px 8px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: all 0.15s;
  margin-bottom: 2px;
}

.nav-item:hover { background: rgba(255,255,255,0.1); color: white; }
.nav-item.active { background: var(--accent); color: white; }
.nav-item .nav-icon { width: 18px; text-align: center; font-size: 15px; }

/* Main Content */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title { font-size: 18px; font-weight: 700; color: var(--text); }
.topbar-sub { font-size: 12px; color: var(--text-muted); margin-top: 1px; }

.page-content { padding: 24px; flex: 1; }

/* Cards */
.card {
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-title { font-size: 15px; font-weight: 600; }
.card-body { padding: 20px; }

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: white;
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}

.stat-icon.blue { background: #dbeafe; color: #1d4ed8; }
.stat-icon.green { background: #dcfce7; color: #16a34a; }
.stat-icon.orange { background: #ffedd5; color: #ea580c; }
.stat-icon.purple { background: #f3e8ff; color: #7c3aed; }
.stat-icon.red { background: #fee2e2; color: #dc2626; }

.stat-label { font-size: 12px; color: var(--text-muted); font-weight: 500; }
.stat-value { font-size: 24px; font-weight: 700; color: var(--text); line-height: 1; }
.stat-sub { font-size: 11px; color: var(--text-muted); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: white; color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--bg); }
.btn-danger { background: #fee2e2; color: var(--danger); }
.btn-danger:hover { background: #fecaca; }
.btn-success { background: #dcfce7; color: var(--success); }
.btn-success:hover { background: #bbf7d0; }
.btn-info { background: #dbeafe; color: var(--info); }
.btn-info:hover { background: #bfdbfe; }
.btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 6px; }

/* Table */
.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }
thead th {
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--bg); }
.td-actions { display: flex; gap: 6px; }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

.badge-pendente { background: #fef3c7; color: #92400e; }
.badge-pago { background: #dcfce7; color: #14532d; }
.badge-fiado { background: #dbeafe; color: #1e3a8a; }
.badge-cancelado { background: #fee2e2; color: #7f1d1d; }
.badge-active { background: #dcfce7; color: #14532d; }
.badge-inactive { background: #f1f5f9; color: #475569; }
.badge-info { background: #dbeafe; color: #1e3a8a; }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: white;
  border-radius: 14px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  transform: translateY(20px);
  transition: transform 0.2s;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-overlay.open .modal { transform: translateY(0); }

.modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 16px; font-weight: 700; }
.modal-close {
  background: none; border: none; cursor: pointer;
  font-size: 20px; color: var(--text-muted);
  line-height: 1; padding: 2px;
  border-radius: 4px;
}
.modal-close:hover { color: var(--text); background: var(--bg); }
.modal-body { padding: 20px 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Forms */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 5px; color: var(--text); }
.form-control {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  color: var(--text);
  background: white;
  transition: border-color 0.15s;
  outline: none;
}
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(249,115,22,0.15); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-hint { font-size: 11px; color: var(--text-muted); margin-top: 4px; }

/* Alert */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13.5px;
  margin-bottom: 16px;
}
.alert-success { background: #dcfce7; color: #14532d; border: 1px solid #bbf7d0; }
.alert-danger { background: #fee2e2; color: #7f1d1d; border: 1px solid #fecaca; }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 40px; margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* Loading */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid rgba(0,0,0,0.1);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Search */
.search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
}
.search-bar input {
  border: none; outline: none; font-size: 13.5px; background: transparent; width: 200px;
}
.search-bar .search-icon { color: var(--text-muted); }

/* Toast */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  background: white;
  border-radius: 10px;
  padding: 12px 16px;
  box-shadow: var(--shadow-md);
  border-left: 4px solid;
  min-width: 260px;
  max-width: 360px;
  animation: slideIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
}
.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }
.toast.info { border-color: var(--info); }
@keyframes slideIn {
  from { transform: translateX(100px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Map placeholder */
.map-preview {
  background: #e8f0fe;
  border-radius: 8px;
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #1e3a8a;
  margin-top: 4px;
}

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