:root {
    --admin-bg: #0f1015;
    --admin-card: #1a1b23;
    --admin-text: #e2e8f0;
    --admin-muted: #94a3b8;
    --admin-border: #2e3344;
    --admin-primary: #d63384;
    --admin-secondary: #6f42c1;
    --admin-success: #10b981;
    --sidebar-width: 260px;
}

body {
    background-color: var(--admin-bg);
    color: var(--admin-text);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--admin-card);
    border-right: 1px solid var(--admin-border);
    z-index: 1000;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.sidebar-brand {
    height: 70px;
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    color: white;
    border-bottom: 1px solid var(--admin-border);
    background: linear-gradient(45deg, var(--admin-primary), var(--admin-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
}

.nav-sidebar {
    padding: 1.5rem 1rem;
    flex: 1;
    overflow-y: auto;
}

.nav-sidebar .nav-link {
    color: var(--admin-muted);
    padding: 0.8rem 1rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s;
}

.nav-sidebar .nav-link:hover, .nav-sidebar .nav-link.active {
    background-color: rgba(214, 51, 132, 0.1);
    color: var(--admin-primary);
}

.nav-sidebar .nav-link i {
    font-size: 1.2rem;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Topbar */
.topbar {
    height: 70px;
    background-color: var(--admin-card);
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 999;
}

.topbar-search input {
    background-color: var(--admin-bg);
    border: 1px solid var(--admin-border);
    color: var(--admin-text);
    border-radius: 50px;
    padding-left: 2.5rem;
}

.topbar-search input:focus {
    background-color: var(--admin-bg);
    color: white;
    box-shadow: none;
    border-color: var(--admin-primary);
}

/* Cards */
.kpi-card {
    background-color: var(--admin-card);
    border: 1px solid var(--admin-border);
    border-radius: 16px;
    padding: 1.5rem;
    transition: transform 0.2s;
}

.kpi-card:hover {
    transform: translateY(-5px);
    border-color: rgba(214, 51, 132, 0.3);
}

.kpi-title {
    color: var(--admin-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 800;
    font-family: 'Outfit', sans-serif;
    margin-bottom: 0;
}

.kpi-icon-box {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

/* Tables */
.table-dark-custom {
    color: var(--admin-text);
    background-color: transparent;
}
.table-dark-custom th {
    border-bottom: 1px solid var(--admin-border);
    color: var(--admin-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    padding: 1rem;
}
.table-dark-custom td {
    border-bottom: 1px solid var(--admin-border);
    padding: 1rem;
    vertical-align: middle;
}