:root {
    --bg-primary: #f4f6f9;
    --bg-secondary: #ffffff;
    --bg-sidebar: #1e293b;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    --accent-color: #4f46e5;
    --accent-hover: #4338ca;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --sidebar-text: #f1f5f9;
    --sidebar-hover: #334155;
    --success-color: #10b981;
    --danger-color: #ef4444;
}

[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-sidebar: #0f172a;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
    --card-bg: #1e293b;
    --accent-color: #818cf8;
    --accent-hover: #6366f1;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --sidebar-text: #f1f5f9;
    --sidebar-hover: #1e293b;
    --success-color: #34d399;
    --danger-color: #f87171;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    color: var(--text-primary);
    transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.border-bottom {
    border-bottom: 1px solid var(--border-color) !important;
}

.form-control, .form-select {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.form-control:focus, .form-select:focus {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 0.25rem rgba(79, 70, 229, 0.25);
}

.modal-content {
    background-color: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

/* Custom dashboard styling */
.sidebar {
    background-color: var(--bg-sidebar);
    color: var(--sidebar-text);
    min-height: calc(100vh - 56px);
    width: 250px;
    transition: all 0.3s ease;
}

.sidebar a {
    color: var(--sidebar-text);
    opacity: 0.85;
    text-decoration: none;
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    border-radius: 0.375rem;
    margin: 0.25rem 0.75rem;
    transition: background 0.2s ease, opacity 0.2s ease;
}

.sidebar a:hover, .sidebar a.active {
    background-color: var(--sidebar-hover);
    opacity: 1;
}

.sidebar a i {
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

/* Premium Dashboard Metrics */
.metric-card {
    border-left: 4px solid var(--accent-color);
}

.metric-card.success { border-left-color: var(--success-color); }
.metric-card.danger { border-left-color: var(--danger-color); }
.metric-card.warning { border-left-color: #f59e0b; }
.metric-card.info { border-left-color: #06b6d4; }

/* Light/Dark Toggle Switch */
.theme-toggle-btn {
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-secondary);
    padding: 0.5rem;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.theme-toggle-btn:hover {
    background-color: var(--border-color);
    color: var(--text-primary);
}

/* Notification Dropdown styles */
.notification-dropdown {
    width: 320px;
    max-height: 400px;
    overflow-y: auto;
}

.notification-item {
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    cursor: pointer;
}

.notification-item:hover {
    background-color: var(--bg-primary);
}

.notification-item.unread {
    background-color: rgba(79, 70, 229, 0.05);
}

.notification-item.unread:hover {
    background-color: rgba(79, 70, 229, 0.1);
}

/* Badge rules */
.badge-pending { background-color: #f59e0b; color: #ffffff; }
.badge-approved { background-color: var(--success-color); color: #ffffff; }
.badge-rejected { background-color: var(--danger-color); color: #ffffff; }

/* Landing styling */
.hero-section {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(99, 102, 241, 0.05) 100%);
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

/* Custom Hire Talent button styling to match btn-primary by default and btn-outline-dark on hover */
.btn-hire-talent:hover,
.btn-hire-talent:focus,
.btn-hire-talent:active,
.btn-hire-talent.active {
    background-color: #212529 !important;
    border-color: #212529 !important;
    color: #ffffff !important;
}