/* Modern Admin Panel Styles */
:root {
    --primary-color: #012e6e;
    --primary-light: #1a4a8a;
    --primary-dark: #001a3f;
    --bg-light: #f3f3f4;
    --accent-color: #D4AF37;
    --accent-light: #e6c872;
    --text-dark: #1C1C1C;
    --text-light: #6c757d;
    --white: #ffffff;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --border-radius: 8px;
    --box-shadow: 0 0.15rem 1.75rem 0 rgba(1, 46, 110, 0.15);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

/* Navbar */
.sb-topnav {
    background: var(--primary-color);
    box-shadow: 0 0.15rem 1.75rem 0 rgba(1, 46, 110, 0.15);
    padding: 0.5rem 1rem;
}

.sb-topnav .navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

.sb-topnav .navbar-brand,
.sb-topnav .nav-link {
    color: var(--white) !important;
}

.sb-topnav #sidebarToggle {
    color: var(--white);
    font-size: 1.25rem;
}

.sb-topnav .dropdown-menu {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--box-shadow);
}

.sb-topnav .dropdown-item:hover {
    background-color: var(--bg-light);
}

/* Sidebar */
.sb-sidenav {
    background: var(--primary-color);
    transition: var(--transition);
}

.sb-sidenav .sb-sidenav-menu {
    padding-top: 1rem;
}

.sb-sidenav .sb-sidenav-menu .nav {
    flex-direction: column;
}

.sb-sidenav .sb-sidenav-menu .nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.75rem 1rem;
    margin: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.sb-sidenav .sb-sidenav-menu .nav-link:hover {
    color: var(--white);
    background-color: var(--primary-light);
}

.sb-sidenav .sb-sidenav-menu .nav-link.active {
    color: var(--white);
    background-color: var(--accent-color);
}

.sb-sidenav .sb-sidenav-menu .nav-link .sb-nav-link-icon {
    margin-right: 0.5rem;
    font-size: 1.1rem;
    width: 1.5rem;
    text-align: center;
}

.sb-sidenav .sb-sidenav-menu .nav-link.collapsed .sb-sidenav-collapse-arrow {
    transform: rotate(-90deg);
}

.sb-sidenav .sb-sidenav-menu .sb-sidenav-menu-nested {
    margin-left: 1.5rem;
    padding-left: 0.5rem;
    border-left: 2px solid var(--primary-light);
}

.sb-sidenav .sb-sidenav-menu .collapse .nav-link {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.sb-sidenav .sb-sidenav-footer {
    background-color: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 0.75rem;
    font-size: 0.85rem;
}

/* Main content */
#layoutSidenav_content {
    background-color: var(--bg-light);
    padding: 1.5rem;
    min-height: 100vh;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 1.5rem;
}

.card-header {
    background-color: var(--white);
    border-bottom: 1px solid rgba(1, 46, 110, 0.1);
    font-weight: 600;
    padding: 1rem 1.25rem;
}

.card-body {
    padding: 1.25rem;
}

/* Tables */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table thead th {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.75rem;
}

.table tbody td {
    padding: 0.75rem;
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: rgba(1, 46, 110, 0.05);
}

/* Buttons */
.btn {
    border-radius: var(--border-radius);
    padding: 0.5rem 1rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-light);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-accent {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--text-dark);
}

.btn-accent:hover {
    background-color: var(--accent-light);
    border-color: var(--accent-light);
    color: var(--text-dark);
}

/* Forms */
.form-control {
    border-radius: var(--border-radius);
    padding: 0.5rem 0.75rem;
    border: 1px solid #ced4da;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(1, 46, 110, 0.25);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Utilities */
.bg-primary {
    background-color: var(--primary-color) !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.border-primary {
    border-color: var(--primary-color) !important;
}

.bg-accent {
    background-color: var(--accent-color) !important;
}

.text-accent {
    color: var(--accent-color) !important;
}

/* Dashboard stats */
.stat-card {
    border-left: 4px solid var(--primary-color);
}

.stat-card .card-body {
    display: flex;
    align-items: center;
}

.stat-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .sb-sidenav-toggled #layoutSidenav #layoutSidenav_nav {
        transform: translateX(-100%);
    }
    
    #layoutSidenav #layoutSidenav_nav {
        position: fixed;
        top: 56px;
        left: 0;
        height: calc(100% - 56px);
        z-index: 1030;
        transform: translateX(0);
        transition: transform 0.3s ease-in-out;
    }
    
    #layoutSidenav_content {
        padding: 1rem;
    }
}

/* Animation for alerts */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.alert {
    animation: fadeIn 0.5s ease;
    border: none;
    border-radius: var(--border-radius);
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.15);
    color: #155724;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.15);
    color: #721c24;
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.15);
    color: #856404;
}

.alert-info {
    background-color: rgba(23, 162, 184, 0.15);
    color: #0c5460;
}


/* Left Sidebar Layout */
#layoutSidenav {
    display: flex;
}

#layoutSidenav_nav {
    position: sticky;
    top: 0;
    left: 0;
    height: 100vh;
    width: 250px;
    z-index: 1000;
    transform: translateX(0);
    transition: transform 0.3s ease-in-out;
}

#layoutSidenav_content {
    flex: 1;
    /* margin-left: 250px; */
    transition: margin-left 0.3s ease-in-out;
}

/* When sidebar is toggled (collapsed) */
body.sb-sidenav-toggled #layoutSidenav_nav {
    transform: translateX(-250px);
}

body.sb-sidenav-toggled #layoutSidenav_content {
    margin-left: 0;
}

/* Sidebar Styling */
.sb-sidenav {
    height: 100%;
    background: var(--primary-color);
    color: rgba(255, 255, 255, 0.8);
    overflow-y: auto;
}

.sb-sidenav-menu {
    padding: 1rem 0;
}

.sb-sidenav-menu .nav {
    flex-direction: column;
}

.sb-sidenav-menu-heading {
    padding: 0.75rem 1rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: rgba(255, 255, 255, 0.5);
}

.sb-sidenav-menu .nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.75rem 1rem;
    margin: 0.15rem 0.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.sb-sidenav-menu .nav-link:hover {
    color: var(--white);
    background-color: var(--primary-light);
}

.sb-sidenav-menu .nav-link.active {
    color: var(--white);
    background-color: var(--accent-color);
}

.sb-sidenav-menu .nav-link .sb-nav-link-icon {
    margin-right: 0.5rem;
    font-size: 1.1rem;
    width: 1.5rem;
    text-align: center;
}

.sb-sidenav-menu .nav-link.collapsed .sb-sidenav-collapse-arrow {
    transform: rotate(-90deg);
}

.sb-sidenav-menu .sb-sidenav-menu-nested {
    margin-left: 1.5rem;
    padding-left: 0.5rem;
    border-left: 2px solid var(--primary-light);
}

.sb-sidenav-menu .collapse .nav-link {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.sb-sidenav-footer {
    background-color: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 0.75rem;
    font-size: 0.85rem;
    position: absolute;
    bottom: 0;
    width: 100%;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #layoutSidenav_nav {
        transform: translateX(-250px);
        width: 250px;
    }
    
    #layoutSidenav_content {
        margin-left: 0;
    }
    
    body.sb-sidenav-toggled #layoutSidenav_nav {
        transform: translateX(0);
    }
    
    /* Overlay for mobile */
    #layoutSidenav_nav::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        z-index: -1;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease-in-out;
    }
    
    body.sb-sidenav-toggled #layoutSidenav_nav::after {
        opacity: 1;
        visibility: visible;
    }
}