/* =====================================================
   Hospital Management System - Stylesheet
   ===================================================== */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --secondary: #64748b;
    --success: #16a34a;
    --danger: #dc2626;
    --warning: #f59e0b;
    --info: #0891b2;
    --dark: #1e293b;
    --light: #f8fafc;
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --topbar-height: 60px;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #f1f5f9;
    color: #334155;
    font-size: 14px;
    line-height: 1.6;
}

a { text-decoration: none; color: var(--primary); }
a:hover { color: var(--primary-dark); }

/* =====================================================
   Layout
   ===================================================== */
.wrapper { display: flex; min-height: 100vh; }

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: var(--transition);
}

.page-content {
    padding: 24px;
    min-height: calc(100vh - var(--topbar-height));
}

/* =====================================================
   Sidebar
   ===================================================== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--dark);
    color: #cbd5e1;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}

.logo i { font-size: 24px; color: var(--primary); }

.sidebar-nav { flex: 1; padding: 12px 0; }

.nav-list { list-style: none; padding: 0; margin: 0; }

.nav-item { margin: 2px 8px; }

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: #94a3b8;
    border-radius: 6px;
    transition: var(--transition);
    font-size: 13.5px;
    font-weight: 500;
}

.nav-link:hover {
    background: rgba(255,255,255,0.08);
    color: #e2e8f0;
}

.nav-item.active .nav-link {
    background: var(--primary);
    color: #fff;
}

.nav-link i { width: 20px; text-align: center; font-size: 15px; }

.sidebar-footer {
    padding: 12px 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

/* Sidebar collapsed */
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-text { display: none; }
.sidebar.collapsed + .main-content { margin-left: var(--sidebar-collapsed); }

/* =====================================================
   Top Navbar
   ===================================================== */
.top-navbar {
    height: var(--topbar-height);
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.sidebar-toggle {
    color: var(--secondary);
    font-size: 18px;
    border: none;
    padding: 8px;
}

.search-box {
    position: relative;
    margin-left: 16px;
}

.search-box i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary);
    font-size: 14px;
}

.search-box input {
    padding: 8px 16px 8px 36px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 300px;
    font-size: 13px;
    background: var(--light);
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
    width: 350px;
}

.navbar-actions { display: flex; align-items: center; gap: 16px; }

.user-dropdown {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
}

.user-avatar i { font-size: 28px; color: var(--secondary); }

/* =====================================================
   Cards
   ===================================================== */
.card {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: var(--radius) var(--radius) 0 0;
}

.card-header h5 {
    margin: 0;
    font-weight: 600;
    font-size: 16px;
    color: var(--dark);
}

.card-body { padding: 20px; }

/* Stat Cards */
.stat-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.stat-icon.blue { background: var(--primary-light); color: var(--primary); }
.stat-icon.green { background: #dcfce7; color: var(--success); }
.stat-icon.orange { background: #fef3c7; color: var(--warning); }
.stat-icon.red { background: #fee2e2; color: var(--danger); }
.stat-icon.cyan { background: #cffafe; color: var(--info); }
.stat-icon.purple { background: #ede9fe; color: #7c3aed; }

.stat-info h3 { font-size: 24px; font-weight: 700; color: var(--dark); margin: 0; }
.stat-info p { margin: 0; font-size: 13px; color: var(--secondary); }

/* =====================================================
   Page Header
   ===================================================== */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.page-header h4 {
    font-weight: 700;
    color: var(--dark);
    margin: 0;
    font-size: 20px;
}

.breadcrumb {
    background: transparent;
    padding: 0;
    margin: 4px 0 0;
    font-size: 13px;
}

/* =====================================================
   Tables
   ===================================================== */
.table {
    font-size: 13.5px;
}

.table thead th {
    background: var(--light);
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
    color: var(--dark);
    padding: 12px 16px;
    white-space: nowrap;
}

.table td {
    padding: 12px 16px;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
}

.table-hover tbody tr:hover { background: #f8fafc; }

/* =====================================================
   Badges
   ===================================================== */
.badge {
    font-weight: 500;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
}

.badge-status-pending { background: #fef3c7; color: #92400e; }
.badge-status-confirmed { background: #dbeafe; color: #1e40af; }
.badge-status-completed { background: #dcfce7; color: #166534; }
.badge-status-cancelled { background: #fee2e2; color: #991b1b; }
.badge-status-admitted { background: #ede9fe; color: #5b21b6; }
.badge-status-available { background: #dcfce7; color: #166534; }
.badge-status-occupied { background: #fee2e2; color: #991b1b; }
.badge-status-cleaning { background: #fef3c7; color: #92400e; }
.badge-status-paid { background: #dcfce7; color: #166534; }
.badge-status-unpaid { background: #fee2e2; color: #991b1b; }
.badge-status-partial { background: #fef3c7; color: #92400e; }

/* =====================================================
   Buttons
   ===================================================== */
.btn { font-size: 13.5px; font-weight: 500; border-radius: 6px; padding: 8px 16px; }
.btn-sm { padding: 4px 10px; font-size: 12.5px; }
.btn-primary { background: var(--primary); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

.btn-action {
    width: 32px; height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: #fff;
    color: var(--secondary);
    transition: var(--transition);
}

.btn-action:hover { background: var(--light); color: var(--primary); }
.btn-action.delete:hover { color: var(--danger); }

/* =====================================================
   Forms
   ===================================================== */
.form-label { font-weight: 500; color: var(--dark); font-size: 13px; margin-bottom: 4px; }
.form-control, .form-select {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 13.5px;
    transition: var(--transition);
}
.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* =====================================================
   Login Page
   ===================================================== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
}

.login-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.login-card .logo-section {
    text-align: center;
    margin-bottom: 32px;
}

.login-card .logo-section i {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 12px;
}

.login-card .logo-section h3 {
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.login-card .logo-section p {
    color: var(--secondary);
    font-size: 14px;
}

/* =====================================================
   Charts Container
   ===================================================== */
.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

/* =====================================================
   Empty State
   ===================================================== */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--secondary);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.3;
}

/* =====================================================
   Responsive
   ===================================================== */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.show {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .search-box input { width: 200px; }
    .search-box input:focus { width: 250px; }
}

@media (max-width: 576px) {
    .page-content { padding: 16px; }
    .page-header { flex-direction: column; align-items: flex-start; }
    .stat-card { padding: 16px; }
    .stat-info h3 { font-size: 20px; }
}

/* =====================================================
   Utility Classes
   ===================================================== */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }

/* Action buttons group */
.action-buttons { display: flex; gap: 4px; }

/* Modal */
.modal-header { border-bottom: 1px solid var(--border-color); }
.modal-footer { border-top: 1px solid var(--border-color); }

/* Print */
@media print {
    .sidebar, .top-navbar, .btn, .action-buttons { display: none !important; }
    .main-content { margin-left: 0 !important; }
    .page-content { padding: 0 !important; }
}