:root {
    --bg-main: #08080a;
    --bg-card: #111114;
    --bg-sidebar: #0d0d0f;
    --primary: #7c3aed;
    --primary-glow: rgba(124, 58, 237, 0.5);
    --secondary: #06b6d4;
    --text-main: #ffffff;
    --text-muted: #94a3b8;
    --border: rgba(255, 255, 255, 0.05);
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-family);
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.5;
}

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

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    padding: 24px;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 50;
    transition: all 0.3s ease;
}

.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 40px;
    max-width: 1200px;
}

/* Typography */
h1, h2, h3 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-header {
    margin-bottom: 32px;
}

.section-header h2 {
    font-size: 28px;
    margin-bottom: 8px;
}

.section-header p {
    color: var(--text-muted);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    border-color: var(--primary-glow);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.input-field {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 16px;
    color: white;
    font-size: 15px;
    transition: all 0.2s ease;
}

.input-field:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    font-size: 15px;
}

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

.btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: white;
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Sidebar Nav */
.nav-list {
    list-style: none;
    margin-top: 32px;
}

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

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 10px;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.2s ease;
    font-weight: 500;
}

.nav-link i {
    font-size: 20px;
}

.nav-link:hover, .nav-link.active {
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary);
}

.nav-link.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px var(--primary-glow);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
}

/* Tables */
.table-wrapper {
    overflow-x: auto;
}

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

th {
    text-align: left;
    padding: 16px;
    font-size: 13px;
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}

td {
    padding: 16px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.status-pill {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-active { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.status-pending { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.status-banned { background: rgba(239, 68, 68, 0.1); color: var(--danger); }

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .main-content {
        margin-left: 0;
        padding: 20px;
    }
}

/* Mobile Header */
.mobile-header {
    display: none;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--bg-sidebar);
    border-bottom: 1px solid var(--border);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.menu-toggle {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    z-index: 45;
}

@media (max-width: 768px) {
    .mobile-header {
        display: flex;
    }
    .sidebar {
        transform: translateX(-100%);
        box-shadow: 20px 0 50px rgba(0,0,0,0.5);
    }
    .sidebar.show {
        transform: translateX(0);
    }
    .sidebar-overlay.show {
        display: block;
    }
    .main-content {
        margin-left: 0;
        padding: 80px 20px 20px 20px;
    }
}