/* Smart Care System Admin Panel - Modern Clean Responsive UI */
:root {
  --bg-dark: #0f172a;
  --card-bg: #1e293b;
  --border-color: #334155;
  --accent-color: #38bdf8;
  --accent-hover: #0284c7;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 14px;
  line-height: 1.5;
}

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

.sidebar {
  width: 250px;
  background-color: #0b1120;
  border-right: 1px solid var(--border-color);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 0.65rem 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: 6px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  background-color: var(--card-bg);
  color: var(--text-main);
}

.nav-link.active {
  border-left: 3px solid var(--accent-color);
}

.main-content {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-muted);
}

.btn-logout {
  color: var(--danger);
  text-decoration: none;
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
}

.btn-logout:hover {
  background-color: rgba(239, 68, 68, 0.1);
}

/* Cards & Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.25rem;
}

.stat-title {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  margin-top: 0.5rem;
  color: var(--text-main);
}

/* Data Tables */
.card-table {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 2rem;
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.table-title {
  font-size: 1.1rem;
  font-weight: 600;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th, td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

th {
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-active, .badge-approved { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.badge-pending { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-converted { background: rgba(56, 189, 248, 0.15); color: var(--accent-color); }
.badge-suspended, .badge-deactivated, .badge-rejected { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-expired, .badge-revoked { background: rgba(148, 163, 184, 0.15); color: var(--text-muted); }

/* Buttons & Forms */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary { background-color: var(--accent-color); color: #0f172a; }
.btn-primary:hover { background-color: var(--accent-hover); }
.btn-danger { background-color: var(--danger); color: #ffffff; }
.btn-secondary { background-color: var(--border-color); color: var(--text-main); }
.btn-sm { padding: 0.25rem 0.5rem; font-size: 0.75rem; }

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.85rem;
  background-color: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-main);
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
}

/* Alert Banners */
.alert {
  padding: 0.85rem 1rem;
  border-radius: 6px;
  margin-bottom: 1.5rem;
  font-weight: 500;
}
.alert-success { background: rgba(34, 197, 94, 0.15); border: 1px solid var(--success); color: var(--success); }
.alert-danger { background: rgba(239, 68, 68, 0.15); border: 1px solid var(--danger); color: var(--danger); }
.alert-warning { background: rgba(245, 158, 11, 0.15); border: 1px solid var(--warning); color: var(--warning); }

/* Login Page Styling */
.login-body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}
.login-card {
  width: 100%;
  max-width: 400px;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

/* Responsive */
@media (max-width: 768px) {
  .app-container { flex-direction: column; }
  .sidebar { width: 100%; }
}