:root {
            --primary: #0062ff;
            --bg: #0b0e11;
            --surface: #1e2329;
            --text: #eaecef;
            --text-muted: #9ba3af; 
            --border: #2b3139;
            --success: #26a69a;
            --danger: #ef5350;
            --warning: #f0b90b;
        }

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Noto Sans SC', 'Inter', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.5;
}

/* Background Utilities */
.bg-surface { background-color: var(--surface) !important; }
.bg-black { background-color: #000000 !important; }
.bg-dark { background-color: var(--bg) !important; }

/* Border Utilities */
.border-secondary { border-color: var(--border) !important; }

/* Text Utilities */
.text-white-50 { color: rgba(255, 255, 255, 0.5) !important; }
.text-primary { color: var(--primary) !important; }
.text-warning { color: var(--warning) !important; }

/* Card Overrides */
.card {
    background-color: var(--surface);
    border-color: var(--border);
}

.card-header {
    background-color: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border);
}

/* List Group Overrides */
.list-group-item {
    background-color: transparent;
    border-color: var(--border);
    color: var(--text);
}

.list-group-item-action:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--primary);
}

/* Form Overrides */
.form-control, .form-select {
    background-color: #000000;
    border-color: var(--border);
    color: #ffffff;
}

.form-control:focus, .form-select:focus {
    background-color: #121212;
    border-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 0 0 0.25rem rgba(0, 98, 255, 0.25);
}

/* Table Overrides */
.table-dark {
    --bs-table-bg: var(--surface);
    --bs-table-border-color: var(--border);
}

* {
    box-sizing: border-box;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: opacity 0.2s;
}

a:hover {
    opacity: 0.8;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-align: center;
    transition: all 0.2s;
}

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.section {
    padding: 80px 0;
}

/* Mobile Enhancements */
@media (max-width: 768px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
    .display-3 {
        font-size: 2.5rem;
    }
    .display-4 {
        font-size: 2rem;
    }
    .card {
        border-radius: 12px !important;
    }
    .btn {
        padding: 12px 20px;
        border-radius: 10px;
    }
    header {
        height: 60px;
        padding: 0 15px;
    }
    .logo-text {
        font-size: 20px;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg);
}
::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.shadow-primary {
    box-shadow: 0 8px 20px rgba(0, 98, 255, 0.3) !important;
}

.transition-all {
    transition: all 0.3s ease;
}