/* PixelKampüs Admin: merkezi tasarım değerleri.
   Dashboard bileşenleri renk/gölge/yarıçap için YALNIZCA bu değişkenleri
   kullanır; tasarım değişikliği bu dosyayı (ve birkaç yerleşim kuralını)
   güncelleyerek yapılır. Renk yalnızca anlam taşır: yeşil = normal,
   sarı = dikkat, kırmızı = aksiyon gerekli, mavi = bilgi. */
:root {
    --pk-bg: #f3f4f6;
    --pk-surface: #ffffff;
    --pk-border: #e5e7eb;
    --pk-text: #1f2937;
    --pk-text-muted: #6b7280;
    --pk-accent: #6c41c5;

    --pk-ok: #16a34a;
    --pk-ok-soft: #dcfce7;
    --pk-warn: #d97706;
    --pk-warn-soft: #fef3c7;
    --pk-danger: #dc2626;
    --pk-danger-soft: #fee2e2;
    --pk-info: #2563eb;
    --pk-info-soft: #dbeafe;

    --pk-radius: 12px;
    --pk-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    --pk-shadow-hover: 0 6px 14px rgba(0, 0, 0, 0.08);
    --pk-gap: 20px;
}

/* ---- Dashboard kartı (DashboardCard.razor) ---- */
.pk-card {
    background: var(--pk-surface);
    border: 1px solid var(--pk-border);
    border-radius: var(--pk-radius);
    box-shadow: var(--pk-shadow);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
    border-left-width: 4px;
}

.pk-card.is-link { cursor: pointer; transition: box-shadow .15s, transform .15s; }
.pk-card.is-link:hover { box-shadow: var(--pk-shadow-hover); transform: translateY(-2px); }

.pk-card.status-normal { border-left-color: var(--pk-border); }
.pk-card.status-ok { border-left-color: var(--pk-ok); }
.pk-card.status-warning { border-left-color: var(--pk-warn); }
.pk-card.status-critical { border-left-color: var(--pk-danger); }
.pk-card.status-info { border-left-color: var(--pk-info); }

.pk-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.pk-card-title { margin: 0; font-size: 14px; font-weight: 600; color: var(--pk-text-muted); }
.pk-card-value { font-size: 28px; font-weight: 700; color: var(--pk-text); line-height: 1.1; }
.pk-card-sub { font-size: 13px; color: var(--pk-text-muted); }

.pk-card-empty { color: var(--pk-text-muted); font-size: 14px; padding: 6px 0; }

.pk-card-error {
    display: flex; flex-direction: column; gap: 8px; align-items: flex-start;
    color: var(--pk-danger); font-size: 14px;
}
.pk-card-error button {
    border: 1px solid var(--pk-danger); background: transparent; color: var(--pk-danger);
    border-radius: 8px; padding: 4px 12px; font-size: 13px; cursor: pointer;
}
.pk-card-error button:hover { background: var(--pk-danger-soft); }

/* Skeleton (loading) */
.pk-skeleton {
    border-radius: 6px;
    background: linear-gradient(90deg, #eceef1 25%, #f6f7f9 50%, #eceef1 75%);
    background-size: 200% 100%;
    animation: pk-shimmer 1.2s infinite linear;
}
.pk-skeleton.line { height: 14px; }
.pk-skeleton.value { height: 30px; width: 55%; }
@keyframes pk-shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

.pk-grid { display: grid; gap: var(--pk-gap); }
.pk-grid.kpis { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }

/* Kritik olay / log listesi */
.pk-list { list-style: none; padding: 0; margin: 0; }
.pk-list-item { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--pk-border); }
.pk-list-item:last-child { border-bottom: none; }
.pk-list-item .pk-dot { width: 8px; height: 8px; border-radius: 50%; margin-top: 7px; flex-shrink: 0; background: var(--pk-danger); }
.pk-list-item strong { color: var(--pk-text); font-size: 14px; }
.pk-list-item small { color: var(--pk-text-muted); }
.pk-list-item.is-resolved { opacity: .6; }

/* Segmentli seçici (aralık/seri) */
.pk-seg { display: inline-flex; border: 1px solid var(--pk-border); border-radius: 8px; overflow: hidden; }
.pk-seg button { border: 0; background: transparent; padding: 4px 12px; font-size: 13px; color: var(--pk-text-muted); cursor: pointer; }
.pk-seg button + button { border-left: 1px solid var(--pk-border); }
.pk-seg button.active { background: var(--pk-info-soft); color: var(--pk-info); font-weight: 600; }
.pk-seg-sm button { padding: 2px 10px; font-size: 12px; }

/* Grafik */
.pk-chart { width: 100%; height: auto; max-height: 260px; display: block; }
.pk-chart-grid { stroke: var(--pk-border); stroke-width: 1; }
.pk-chart-axis { fill: var(--pk-text-muted); font-size: 11px; }
.pk-chart-line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.pk-chart-empty { padding: 36px 12px; text-align: center; color: var(--pk-text-muted); font-size: 14px; background: var(--pk-bg); border-radius: 8px; }

/* Aralık özeti */
.pk-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 12px; padding-top: 6px; }
.pk-summary > div { display: flex; flex-direction: column; gap: 2px; }
.pk-summary small { color: var(--pk-text-muted); font-size: 12px; }
.pk-card-value.sm { font-size: 22px; }
.pk-feed-body { display: flex; flex-direction: column; gap: 2px; font-size: 14px; color: var(--pk-text); }
.pk-list-item p { margin: 2px 0 0; color: var(--pk-text-muted); font-size: 13px; }

/* Durum noktası ve rozeti (yalnızca anlam taşır) */
.pk-dot.info { background: var(--pk-info); }
.pk-dot.ok { background: var(--pk-ok); }
.pk-dot.warn { background: var(--pk-warn); }
.pk-dot.danger { background: var(--pk-danger); }

.pk-badge { font-size: 12px; font-weight: 600; padding: 2px 10px; border-radius: 999px; }
.pk-badge.ok { color: var(--pk-ok); background: var(--pk-ok-soft); }
.pk-badge.warn { color: var(--pk-warn); background: var(--pk-warn-soft); }
.pk-badge.danger { color: var(--pk-danger); background: var(--pk-danger-soft); }

/* Sistem durumu listesi */
.pk-health-list { list-style: none; padding: 0; margin: 0 0 6px; }
.pk-health-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--pk-border); font-size: 14px; }
.pk-health-row:last-child { border-bottom: none; }
.pk-health-row .pk-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; margin-top: 0; }
.pk-health-name { font-weight: 600; color: var(--pk-text); min-width: 170px; }
.pk-health-msg { flex: 1; color: var(--pk-text-muted); font-size: 13px; }
.pk-health-ms { color: var(--pk-text-muted); font-size: 13px; white-space: nowrap; margin-left: auto; }

/* Halka grafik + abonelik özeti */
.pk-donut { position: relative; width: 150px; height: 150px; flex-shrink: 0; }
.pk-donut svg { width: 100%; height: 100%; }
.pk-donut-track { fill: none; stroke: var(--pk-bg); stroke-width: 6; }
.pk-donut-seg { fill: none; stroke-width: 6; }
.pk-donut-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.pk-donut-center small { color: var(--pk-text-muted); font-size: 11px; }
.pk-sub { display: flex; gap: 28px; align-items: center; flex-wrap: wrap; }
.pk-sub-side { display: flex; gap: 32px; flex-wrap: wrap; }
.pk-legend { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--pk-text); }
.pk-legend strong { margin-left: 6px; }
.pk-swatch { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 8px; }