:root {
    --primary: #0061FF;
    --primary-hover: #0056e0;
    --primary-light: #60EFFF;
    --secondary: #334155;
    --accent: #FF3366;
    --bg-light: #F1F5F9;
    --bg-dark: #0F172A;
    --surface: #FFFFFF;
    --card-bg: rgba(255, 255, 255, 0.7);
    --text-main: #1E293B;
    --text-muted: #64748B;
    --sidebar-width: 280px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.5);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #CBD5E1;
    border-radius: 20px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94A3B8;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-main);
    overflow-x: hidden;
}

/* Glassmorphism Utilities */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.glass:hover {
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 97, 255, 0.1);
}


.glass-dark {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

/* Sidebar Styling */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    background: var(--bg-dark);
    color: white;
    padding: 24px;
    transition: var(--transition);
}

.sidebar .logo {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    text-decoration: none;
}

.nav-links {
    list-style: none;
}

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

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: #94A3B8;
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.nav-link.active {
    background: var(--primary);
    box-shadow: 0 4px 15px rgba(0, 97, 255, 0.3);
}

/* Main Content area */
.main-wrapper {
    margin-left: var(--sidebar-width);
    padding: 32px;
    min-height: 100vh;
}

/* Dashboard Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

/* Premium Tables */
.table-container {
    overflow-x: auto;
    margin-top: 24px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    text-align: left;
    padding: 16px;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 600;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

td {
    padding: 16px;
    border-bottom: 1px solid rgba(0,0,0,0.02);
}

tr:hover {
    background: rgba(0,0,0,0.01);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 97, 255, 0.3);
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .main-wrapper {
        margin-left: 0;
    }
}