.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.metric-card { --metric-tone: var(--color-primary); --metric-soft: var(--color-primary-soft); position: relative; min-height: 104px; overflow: hidden; border: 1px solid color-mix(in srgb, var(--metric-tone) 26%, var(--color-border)); border-radius: var(--radius-panel); background: color-mix(in srgb, var(--metric-soft) var(--surface-tint-strength), var(--color-surface)); color: var(--color-text); text-align: left; padding: 15px 15px 14px 18px; display: grid; gap: 5px; box-shadow: var(--shadow-panel); transition: transform var(--motion-fast) ease, border-color var(--motion-fast) ease, background-color var(--motion-fast) ease, box-shadow var(--motion-fast) ease; }
.metric-card::before { content: ""; position: absolute; inset: 13px auto 13px 0; width: 3px; border-radius: 0 2px 2px 0; background: var(--metric-tone); }
.metric-card:hover, .tool-card:hover, .config-card:hover { transform: translateY(-1px); border-color: var(--metric-tone, var(--color-primary-border)); background: var(--metric-soft, var(--color-surface-hover)); box-shadow: var(--shadow-panel-hover); }
.metric-card span, .metric-card small { color: var(--color-text-muted); font-size: 12px; }
.metric-card span { font-weight: 680; }
.metric-card strong { color: var(--color-text-strong); font-size: 21px; line-height: 1.15; }
.metric-card.income, .metric-card.success { --metric-tone: var(--color-success); --metric-soft: var(--color-success-soft); }
.metric-card.invoice, .metric-card.warning { --metric-tone: var(--color-warning); --metric-soft: var(--color-warning-soft); }
.metric-card.session, .metric-card.info { --metric-tone: var(--color-info); --metric-soft: var(--color-info-soft); }
.metric-card.reseller { --metric-tone: var(--color-accent); --metric-soft: var(--color-accent-soft); }
.metric-card.danger { --metric-tone: var(--color-danger); --metric-soft: var(--color-danger-soft); }

.monitor-panel, .activity-panel, .content-panel, .overview-card { margin-top: 14px; border: 1px solid var(--color-border); border-radius: var(--radius-panel); background: var(--color-surface-raised); box-shadow: var(--shadow-panel); }
.panel-tabs { display: flex; border-bottom: 1px solid var(--color-border); padding: 0 14px; gap: 14px; }
.tab-button { border: 0; border-bottom: 2px solid transparent; background: transparent; padding: 13px 4px 11px; color: var(--color-text-muted); }
.tab-button:hover { color: var(--color-text-strong); }
.tab-button.active { border-bottom-color: var(--color-primary); color: var(--color-primary-strong); font-weight: 700; }
.panel-body, .activity-panel, .content-panel { padding: 18px; }
.hidden { display: none; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-bottom: 1px solid var(--color-border); padding-bottom: 14px; margin-bottom: 12px; }

.network-monitor-panel .panel-tabs { padding-inline: 12px; gap: 16px; }
.network-monitor-panel .tab-button { padding: 10px 3px 8px; }
.network-monitor-panel .panel-body { padding: 12px 14px 14px; }
.network-monitor-panel .nas-stats { margin: 0 0 10px; border-color: var(--color-monitor-value-border); border-radius: var(--radius-control); background: var(--color-monitor-value-bg); }
.network-monitor-panel .nas-stats div { border-color: var(--color-monitor-value-border); background: var(--color-monitor-value-bg); padding: 8px 10px; gap: 2px; }
.network-monitor-panel .nas-stats span, .network-monitor-panel .nas-stats small { color: var(--color-monitor-value-label); }
.network-monitor-panel .nas-stats strong { color: var(--color-monitor-value-text); font-size: 18px; line-height: 1.15; }
.network-monitor-panel .nas-stats small { font-size: 11px; }

.nas-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: 16px 0; overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-panel); background: var(--color-surface-subtle); }
.nas-stats div { min-width: 0; border-right: 1px solid var(--color-border); padding: 12px; display: grid; gap: 5px; }
.nas-stats div:last-child { border-right: 0; }
.nas-stats span, .nas-stats small { color: var(--color-text-muted); font-size: 12px; }
.nas-stats strong { overflow-wrap: anywhere; color: var(--color-text-strong); font-size: 20px; }
.empty-state { padding: 18px 2px; color: var(--color-text-muted); font-size: 13px; line-height: 1.55; }

.overview-card { padding: 16px 18px; display: flex; align-items: center; justify-content: space-between; gap: 16px; border-color: var(--color-primary-border); background: color-mix(in srgb, var(--color-primary-soft) var(--overview-tint-strength), var(--color-surface)); }
.overview-card div { display: grid; gap: 4px; }
.overview-card span, .overview-card small { color: var(--color-text-muted); font-size: 12px; }
.overview-card strong { color: var(--color-text-strong); font-size: 22px; }

.tool-grid, .config-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.tool-card, .config-card { --metric-tone: var(--color-primary-border); --metric-soft: var(--color-primary-soft); position: relative; min-height: 132px; overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-panel); background: color-mix(in srgb, var(--color-surface-subtle) 50%, var(--color-surface)); color: var(--color-text); padding: 16px 16px 16px 18px; display: grid; align-content: start; gap: 8px; text-align: left; box-shadow: var(--shadow-panel); transition: transform var(--motion-fast) ease, border-color var(--motion-fast) ease, background-color var(--motion-fast) ease, box-shadow var(--motion-fast) ease; }
.tool-card::before, .config-card::before { content: ""; position: absolute; inset: 16px auto 16px 0; width: 3px; border-radius: 0 2px 2px 0; background: var(--color-primary-border); }
.tool-card strong, .config-card strong { color: var(--color-text-strong); font-size: 16px; }
.tool-card span, .config-card span { color: var(--color-text-muted); font-size: 13px; line-height: 1.45; }