:root {
    --silab-primary: #1e2952;
    --silab-primary-light: #2c3a73;
    --silab-accent: #f5c542;
    --silab-bg: #f4f6fb;
    --silab-card: #ffffff;
    --silab-text: #2c3142;
    --silab-muted: #8a90a5;
    --silab-border: #e3e6ef;
    --silab-success: #28a745;
    --silab-warning: #ffc107;
    --silab-danger: #dc3545;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; color: var(--silab-text); background: var(--silab-bg); }

.silab-app { display: flex; min-height: 100vh; }

.silab-sidebar {
    width: 240px;
    background: var(--silab-primary);
    color: #fff;
    display: flex;
    flex-direction: column;
    padding: 24px 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}
.silab-brand {
    display: flex; align-items: center; gap: 10px;
    font-weight: 700; font-size: 18px;
    padding: 0 24px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.silab-brand i { font-size: 24px; color: var(--silab-accent); }

.silab-nav { padding: 16px 12px; flex: 1; }
.silab-nav-section {
    color: rgba(255,255,255,0.4);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 16px 16px 6px;
    font-weight: 600;
}
.silab-nav-item {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 16px;
    color: rgba(255,255,255,0.78);
    text-decoration: none;
    border-radius: 8px;
    margin-bottom: 2px;
    font-size: 14px;
    transition: background 0.15s;
}
.silab-nav-item:hover { background: rgba(255,255,255,0.08); color: #fff; }
.silab-nav-item.active { background: var(--silab-primary-light); color: #fff; font-weight: 500; }
.silab-nav-item i { font-size: 16px; min-width: 18px; }

.silab-footer { padding: 16px 24px; font-size: 12px; color: rgba(255,255,255,0.45); }

.silab-main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.silab-topbar {
    background: var(--silab-card);
    padding: 16px 32px;
    border-bottom: 1px solid var(--silab-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 10;
}
.silab-page-title { font-size: 18px; font-weight: 600; margin: 0; }
.silab-user { display: flex; align-items: center; gap: 16px; }
.silab-user-info { text-align: right; }
.silab-user-name { font-weight: 600; font-size: 14px; }
.silab-user-role { font-size: 12px; color: var(--silab-muted); }
.silab-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--silab-primary);
    color: #fff; font-weight: 600;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px;
}

.silab-content { padding: 32px; flex: 1; }

.silab-stat-card {
    background: var(--silab-card);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    border: 1px solid var(--silab-border);
    border-bottom: 3px solid var(--silab-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}
.silab-stat-card.warning { border-bottom-color: var(--silab-accent); }
.silab-stat-card.success { border-bottom-color: var(--silab-success); }
.silab-stat-card.danger { border-bottom-color: var(--silab-danger); }
.silab-stat-label { font-size: 12px; color: var(--silab-muted); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }
.silab-stat-value { font-size: 28px; font-weight: 700; margin-top: 4px; }
.silab-stat-icon {
    width: 48px; height: 48px; border-radius: 8px;
    background: rgba(30,41,82,0.08);
    color: var(--silab-primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
}
.silab-stat-card.warning .silab-stat-icon { background: rgba(245,197,66,0.15); color: var(--silab-accent); }
.silab-stat-card.success .silab-stat-icon { background: rgba(40,167,69,0.12); color: var(--silab-success); }
.silab-stat-card.danger  .silab-stat-icon { background: rgba(220,53,69,0.12); color: var(--silab-danger); }

.silab-card {
    background: var(--silab-card);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    border: 1px solid var(--silab-border);
    overflow: hidden;
}
.silab-card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--silab-border);
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.silab-card-body { padding: 20px; }

.alat-card {
    background: var(--silab-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--silab-border);
    transition: transform 0.15s, box-shadow 0.15s;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.alat-card:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,0.08); }
.alat-card .alat-thumb {
    height: 160px;
    background: #f0f2f8 center/cover no-repeat;
    position: relative;
}
.alat-card .alat-thumb .badge { position: absolute; top: 10px; right: 10px; }
.alat-card .alat-body { padding: 14px 16px; flex: 1; display: flex; flex-direction: column; }
.alat-card .alat-name { font-weight: 600; margin: 0 0 4px; font-size: 14px; line-height: 1.3; }
.alat-card .alat-lab  { color: var(--silab-muted); font-size: 12px; }
.alat-card .alat-stock { margin-top: auto; padding-top: 10px; font-size: 13px; color: var(--silab-text); }

.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 13px; }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.legend-dot { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }