body {
    background:#f1f5f9;
    font-family: system-ui, -apple-system, BlinkMacSystemFont;
}

.sidebar {
    width: 250px;
flex-shrink: 0;
    min-height: 100vh;
    background: linear-gradient(180deg,#111827,#020617);
    box-shadow: 4px 0 20px rgba(0,0,0,.35);
}
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}
.sidebar a {
    color: #cbd5f5;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border-left: 4px solid transparent;
    transition: all .25s ease;
}

.sidebar a:hover {
    background: rgba(255,255,255,.08);
    color: #fff;
    border-left: 4px solid #3b82f6;
    padding-left: 26px;
}

.sidebar a.active {
    background: rgba(59,130,246,.18);
    color: #fff;
    border-left: 4px solid #3b82f6;
}

.content {
    padding: 28px;
}
.main-content {
    flex: 1;
    padding: 24px;
    background: #f4f6f8;
}