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

:root {
  --bg: #f5f5f5;
  --surface: #ffffff;
  --surface2: #f0f0f0;
  --border: #e0e0e0;
  --text: #1a1a1a;
  --text2: #666;
  --green: #22c55e;
  --green-dark: #16a34a;
  --green-light: #dcfce7;
  --accent2: #3b82f6;
  --success: #22c55e;
  --warning: #eab308;
  --danger: #ef4444;
  --danger-light: #fee2e2;
  --dark: #111111;
}

body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--text); }

/* Login */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--dark);
}
.login-card {
  background: #fff; padding: 2.5rem; border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.15); text-align: center; width: 340px;
}
.login-logo { font-size: 3rem; margin-bottom: 0.5rem; }
.login-card h1 { font-size: 1.5rem; color: var(--text); margin-bottom: 0.25rem; }
.login-card p { color: var(--text2); font-size: 0.85rem; margin-bottom: 1.5rem; }
.login-card input {
  width: 100%; padding: 0.75rem 1rem; border: 1px solid var(--border);
  border-radius: 8px; background: #fff; color: var(--text); font-size: 1rem;
  outline: none; margin-bottom: 1rem;
}
.login-card input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(34,197,94,0.15); }
.btn-login {
  width: 100%; padding: 0.8rem; background: var(--green); color: #fff;
  border: none; border-radius: 8px; font-size: 1rem; font-weight: 700; cursor: pointer;
}
.btn-login:hover { background: var(--green-dark); }

/* Layout */
#dashboard { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px; background: var(--dark); 
  display: flex; flex-direction: column; position: fixed; top: 0; bottom: 0; z-index: 50;
  transition: transform 0.3s;
}
.sidebar-logo {
  padding: 1.25rem; display: flex; align-items: center; gap: 0.5rem;
  border-bottom: 1px solid #222;
}
.logo-icon { font-size: 1.5rem; }
.logo-text { font-size: 1.1rem; font-weight: 700; color: #fff; }
.nav-items { flex: 1; padding: 0.5rem; }
.nav-item {
  width: 100%; display: flex; align-items: center; gap: 0.75rem;
  padding: 0.7rem 1rem; border: none; border-radius: 8px;
  background: transparent; color: #999; cursor: pointer;
  font-size: 0.9rem; text-align: left; transition: all 0.15s;
}
.nav-item:hover { background: #1e1e1e; color: #fff; }
.nav-item.active { background: var(--green); color: #fff; font-weight: 600; }
.nav-icon { font-size: 1.1rem; width: 24px; text-align: center; }
.sidebar-footer { padding: 0.5rem; border-top: 1px solid #222; }
.nav-logout:hover { background: #2e1a1a; color: var(--danger); }

.main-content { flex: 1; margin-left: 220px; min-height: 100vh; }

.top-bar {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.5rem; border-bottom: 1px solid var(--border);
  background: #fff; position: sticky; top: 0; z-index: 10;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.top-bar h2 { font-size: 1.2rem; color: var(--text); flex: 1; }
.menu-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.5rem; cursor: pointer; }

/* Status */
.status { padding: 0.4rem 0.8rem; border-radius: 6px; font-size: 0.8rem; white-space: nowrap; }
.status-info { background: var(--green-light); color: var(--green-dark); }
.status-success { background: var(--green-light); color: var(--green-dark); }
.status-error { background: var(--danger-light); color: var(--danger); }
.status-warning { background: #fef9c3; color: #a16207; }

/* Pages */
.page { display: none; padding: 1.5rem; }
.page.active { display: block; }

/* Toolbar */
.toolbar { display: flex; gap: 0.5rem; margin-bottom: 1rem; flex-wrap: wrap; align-items: center; }

/* Buttons */
.btn {
  padding: 0.5rem 1rem; border: none; border-radius: 8px; cursor: pointer;
  font-size: 0.85rem; font-weight: 600; transition: all 0.15s; white-space: nowrap;
}
.btn:hover { opacity: 0.85; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--surface2); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-success { background: var(--green); color: #fff; }
.btn-accent2 { background: var(--accent2); color: #fff; }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }

.select-filter {
  padding: 0.5rem 0.75rem; border: 1px solid var(--border); border-radius: 8px;
  background: #fff; color: var(--text); font-size: 0.85rem; outline: none;
}

/* Grid cards */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem; }

.card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; padding: 1.25rem; transition: box-shadow 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.card-title { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 0.25rem; }
.card-meta { font-size: 0.8rem; color: var(--text2); margin-bottom: 0.15rem; }
.card-actions { display: flex; gap: 0.4rem; margin-top: 0.75rem; flex-wrap: wrap; }
.card-badge {
  display: inline-block; padding: 0.15rem 0.5rem; border-radius: 20px;
  font-size: 0.7rem; font-weight: 600;
}
.badge-active { background: var(--green-light); color: var(--green-dark); }
.badge-completed { background: #e0e7ff; color: #4338ca; }
.badge-cancelled { background: var(--danger-light); color: var(--danger); }

/* Map */
.map-container { height: calc(100vh - 160px); border-radius: 12px; overflow: hidden; border: 1px solid var(--border); }
#map { height: 100%; width: 100%; }
.leaflet-popup-content { color: #333; font-size: 0.85rem; }
.map-label { background: #fff; border: 1px solid #22c55e; border-radius: 4px; padding: 2px 6px; font-size: 0.75rem; font-weight: 600; color: #1a1a1a; box-shadow: 0 1px 3px rgba(0,0,0,0.15); }

/* Search */
.search-bar { margin-bottom: 1rem; }
.search-bar input {
  width: 100%; padding: 0.75rem 1rem; border: 1px solid var(--border);
  border-radius: 10px; background: #fff; color: var(--text); font-size: 1rem; outline: none;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.search-bar input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(34,197,94,0.1); }

/* Detail overlay */
.overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.4); z-index: 100;
  display: flex; align-items: flex-start; justify-content: center;
  padding: 2rem; overflow-y: auto;
}
.detail-panel {
  background: #fff; border: 1px solid var(--border);
  border-radius: 16px; padding: 1.5rem; width: 100%; max-width: 600px;
  max-height: 90vh; overflow-y: auto; box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}
.detail-panel h3 { color: var(--text); margin-bottom: 1rem; font-size: 1.1rem; }

/* Forms */
.form-group { margin-bottom: 0.75rem; }
.form-group label { display: block; color: var(--text2); font-size: 0.8rem; margin-bottom: 0.25rem; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 0.6rem 0.8rem; border: 1px solid var(--border);
  border-radius: 8px; background: #fff; color: var(--text); font-size: 0.9rem; outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--green); box-shadow: 0 0 0 3px rgba(34,197,94,0.1);
}
.form-group textarea { resize: vertical; min-height: 60px; }
.form-row { display: flex; gap: 0.75rem; }
.form-row .form-group { flex: 1; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th { text-align: left; color: var(--text2); font-weight: 600; padding: 0.5rem; border-bottom: 2px solid var(--border); }
td { padding: 0.5rem; border-bottom: 1px solid var(--border); }
tr:hover td { background: var(--surface2); }

/* History */
.history-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.5rem 0; border-bottom: 1px solid var(--border); font-size: 0.8rem;
  gap: 0.5rem; flex-wrap: wrap;
}
.history-item:last-child { border-bottom: none; }
.history-latest { background: var(--green-light); padding: 0.5rem; border-radius: 6px; margin-bottom: 0.25rem; }

/* Trip card */
.trip-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; padding: 1.25rem; margin-bottom: 0.75rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.trip-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.trip-route { display: flex; align-items: center; gap: 0.5rem; margin: 0.5rem 0; }
.trip-route .dot { width: 10px; height: 10px; border-radius: 50%; }
.trip-route .dot-start { background: var(--green); }
.trip-route .dot-end { background: var(--danger); }
.trip-route .line { flex: 1; height: 2px; background: var(--border); }

.empty { text-align: center; color: #aaa; padding: 3rem 1rem; }

/* Responsive */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .menu-toggle { display: block; }
  .grid { grid-template-columns: 1fr 1fr; }
  .map-container { height: 60vh; }
  .form-row { flex-direction: column; gap: 0; }
  .overlay { padding: 1rem; }
  #dashboard-panels { grid-template-columns: 1fr !important; }
}