/* === Reset & Variables === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-primary: #0b111b;
    --bg-secondary: #111827;
    --bg-card: #151c2c;
    --bg-card-hover: #1a2332;
    --border: #1e2a3a;
    --border-light: #253044;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-purple: #a855f7;
    --accent-orange: #f59e0b;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --sidebar-width: 220px;
    --header-height: 72px;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    background: var(--bg-primary);
    color: var(--text-secondary);
    display: flex;
    min-height: 100vh;
    font-size: 13px;
    line-height: 1.5;
}

/* === Sidebar === */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-header {
    padding: 18px 16px;
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo h2 {
    font-size: 15px;
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: -0.3px;
}

.sidebar-section {
    padding: 14px 12px 6px;
}

.sidebar-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    display: block;
    margin-bottom: 6px;
    padding: 0 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 10px;
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    margin-bottom: 1px;
    transition: all 0.15s;
}

.sidebar-link:hover { background: var(--bg-card); color: var(--text-primary); }
.sidebar-link.active {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
    font-weight: 500;
}

.nav-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: 0.7;
}

.sidebar-link.active .nav-icon { opacity: 1; }

.sidebar-system, .sidebar-env {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 10px;
    font-size: 12px;
    color: var(--text-secondary);
}

/* === Status Dots === */
.status-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}
.status-dot.up { background: var(--success); box-shadow: 0 0 6px rgba(34, 197, 94, 0.5); }
.status-dot.down { background: var(--danger); box-shadow: 0 0 6px rgba(239, 68, 68, 0.5); }
.status-dot.warning { background: var(--warning); }
.status-dot.info { background: var(--info); }
.status-dot.large { width: 14px; height: 14px; }

/* === Environment Badges === */
.env-badge, .env-tag {
    display: inline-block;
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.env-badge.prod, .env-tag.prod { background: rgba(59, 130, 246, 0.2); color: #60a5fa; }
.env-badge.hml, .env-tag.hml { background: rgba(168, 85, 247, 0.2); color: #c084fc; }
.env-badge.dev, .env-tag.dev { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }
.env-badge.local, .env-tag.local { background: rgba(100, 116, 139, 0.2); color: #94a3b8; }

/* === Sidebar User === */
.sidebar-user {
    margin-top: auto;
    padding: 14px 16px;
    border-top: 1px solid var(--border);
}

.user-avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    color: white;
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.user-name { display: block; font-size: 12px; font-weight: 600; color: var(--text-primary); }
.user-email { display: block; font-size: 11px; color: var(--text-muted); }
.theme-selector {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 10px;
    padding: 6px 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
}

/* === Main Content === */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--bg-primary);
}

/* === Header === */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 18px 24px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-wrap: wrap;
    gap: 12px;
}

.header-title h1 {
    font-size: 18px;
    color: var(--text-primary);
    font-weight: 600;
    letter-spacing: -0.3px;
}

.subtitle { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-select {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    outline: none;
    cursor: pointer;
}
.filter-select:focus { border-color: var(--accent-blue); }

.btn-interval {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}
.btn-interval:hover { border-color: var(--accent-blue); color: var(--accent-blue); }

.btn-refresh {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
}
.btn-refresh:hover { background: var(--bg-card-hover); color: var(--text-primary); }

/* === Telegram Button === */
.telegram-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(59, 130, 246, 0.12);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 8px;
    padding: 6px 12px;
    text-decoration: none;
    transition: all 0.15s;
}
.telegram-btn:hover { background: rgba(59, 130, 246, 0.2); }

.telegram-icon {
    width: 22px;
    height: 22px;
    color: #29b6f6;
    flex-shrink: 0;
}

.telegram-text { display: flex; flex-direction: column; line-height: 1.2; }
.telegram-label { font-size: 12px; font-weight: 600; color: #29b6f6; }
.telegram-status { font-size: 10px; color: var(--success); font-weight: 500; }

/* === Content === */
.content { padding: 16px 20px; flex: 1; }

/* === Dashboard Rows === */
.dashboard-row {
    display: grid;
    gap: 12px;
    margin-bottom: 12px;
}

.row-systems {
    grid-template-columns: 1fr 220px;
}

.row-charts {
    grid-template-columns: 1fr 1fr 1fr 280px;
}

.row-mid {
    grid-template-columns: 1.4fr 1.2fr 260px;
}

.row-bottom {
    grid-template-columns: 1fr 1.2fr 1fr;
}

/* === Panels === */
.panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.panel-header {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.panel-badge.real {
    font-size: 9px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 3px;
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.panel-title {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

/* === Mini System Cards === */
.mini-cards-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 8px;
    padding: 10px;
}

.mini-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px;
    min-width: 0;
}

.mini-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 4px;
    margin-bottom: 6px;
}

.mini-card-name {
    font-size: 9px;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mini-card-status {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 2px;
}

.status-text { font-size: 10px; font-weight: 500; }
.status-text.up { color: var(--success); }
.status-text.down { color: var(--danger); }

.mini-card-uptime {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.sparkline-container { height: 28px; }

/* === Global Status Panel === */
.panel-global-status { display: flex; flex-direction: column; }

.global-status-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 16px 12px;
    text-align: center;
}

.global-status-icon { margin-bottom: 8px; }

.global-status-label {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 6px;
}
.global-status-label.critical { color: var(--danger); }
.global-status-label.operational { color: var(--success); }

.global-status-detail {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.global-status-meta {
    font-size: 10px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* === Charts === */
.chart-panel { display: flex; flex-direction: column; }
.chart-wrapper {
    position: relative;
    height: 180px;
    padding: 8px 10px 10px;
    flex: 1;
}

/* === Alerts Panel === */
.panel-alerts { display: flex; flex-direction: column; max-height: 260px; }

.alerts-scroll {
    overflow-y: auto;
    flex: 1;
    padding: 6px;
}

.alert-item {
    display: flex;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 6px;
    margin-bottom: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
}

.alert-item.critical { border-left: 2px solid var(--danger); }
.alert-item.warning { border-left: 2px solid var(--warning); }
.alert-item.info { border-left: 2px solid var(--info); }

.alert-body { flex: 1; min-width: 0; }
.alert-title { font-size: 11px; font-weight: 600; color: var(--text-primary); margin-bottom: 2px; }
.alert-meta { font-size: 9px; color: var(--text-muted); margin-bottom: 2px; }
.alert-meta strong { color: var(--text-secondary); }
.alert-desc { font-size: 10px; color: var(--text-muted); margin-bottom: 4px; }
.alert-footer { display: flex; justify-content: space-between; align-items: center; }
.alert-tag {
    font-size: 9px;
    padding: 1px 6px;
    border-radius: 3px;
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
}
.alert-time { font-size: 9px; color: var(--text-muted); }

/* === Tables === */
.table-scroll { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table.compact thead th {
    text-align: left;
    padding: 8px 12px;
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
.data-table.compact tbody td {
    padding: 7px 12px;
    font-size: 11px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}
.data-table.compact tbody tr:last-child td { border-bottom: none; }
.data-table.compact tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
.data-table code { font-size: 10px; color: var(--accent-blue); background: none; }

.text-muted { color: var(--text-muted); font-size: 10px; }

.endpoint-status {
    font-size: 9px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: 3px;
    text-transform: capitalize;
}
.endpoint-status.critico { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.endpoint-status.alto { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.endpoint-status.medio { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.endpoint-status.normal { background: rgba(34, 197, 94, 0.15); color: #4ade80; }

/* === Resources Panel === */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
    padding: 10px;
}

.resource-item {
    text-align: center;
    padding: 8px 6px;
    border-right: 1px solid var(--border);
}
.resource-item:last-child { border-right: none; }

.resource-label {
    display: block;
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.resource-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.resource-sparkline { height: 24px; margin-bottom: 6px; }

.resource-bar {
    height: 3px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}
.resource-bar-fill { height: 100%; border-radius: 2px; }
.resource-bar-fill.cpu, .infra-bar-fill.cpu { background: var(--danger); }
.resource-bar-fill.memory, .infra-bar-fill.memory { background: #a855f7; }
.resource-bar-fill.disk, .infra-bar-fill.disk { background: var(--warning); }
.resource-bar-fill.network, .infra-bar-fill.network { background: var(--success); }

/* === Docker Panel === */
.docker-content {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px;
}

.docker-donut-wrap {
    position: relative;
    width: 110px;
    height: 110px;
    flex-shrink: 0;
}

.docker-donut { width: 110px !important; height: 110px !important; }

.docker-center-label {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    pointer-events: none;
}

.docker-total { display: block; font-size: 20px; font-weight: 700; color: var(--text-primary); }
.docker-total-text { font-size: 9px; color: var(--text-muted); text-transform: uppercase; }

.docker-legend { display: flex; flex-direction: column; gap: 6px; }
.legend-item { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--text-secondary); }
.legend-item strong { color: var(--text-primary); margin-left: auto; }
.legend-color { width: 10px; height: 10px; border-radius: 2px; flex-shrink: 0; }
.legend-color.running { background: var(--success); }
.legend-color.stopped { background: var(--danger); }
.legend-color.restarting { background: var(--warning); }
.legend-color.paused { background: var(--text-muted); }

/* === Infra Detail Panel === */
.infra-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    padding: 10px;
}

.infra-comp-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px;
    text-align: center;
}

.infra-comp-name {
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.infra-comp-uptime { font-size: 16px; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }

.infra-comp-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    font-size: 10px;
}
.infra-comp-status.online { color: var(--success); }
.infra-comp-status.down { color: var(--danger); }

.infra-bars { padding: 0 10px 10px; }

.infra-bar-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.infra-bar-label {
    font-size: 10px;
    color: var(--text-muted);
    width: 50px;
    flex-shrink: 0;
}

.infra-bar-track {
    flex: 1;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
}

.infra-bar-fill { height: 100%; border-radius: 3px; }

.infra-bar-pct {
    font-size: 10px;
    color: var(--text-secondary);
    width: 32px;
    text-align: right;
    flex-shrink: 0;
}

/* === Status Pills === */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 10px;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: 4px;
}
.status-pill.up { background: rgba(34, 197, 94, 0.12); color: var(--success); }
.status-pill.down { background: rgba(239, 68, 68, 0.12); color: var(--danger); }

/* === Logs Panel === */
.logs-scroll {
    overflow-y: auto;
    max-height: 220px;
    padding: 8px 10px;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 10px;
}

.log-line {
    display: flex;
    gap: 6px;
    padding: 3px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    line-height: 1.6;
}

.log-ts { color: var(--text-muted); white-space: nowrap; flex-shrink: 0; }
.log-level { font-weight: 700; white-space: nowrap; flex-shrink: 0; }
.log-level.erro, .log-level.critical { color: var(--danger); }
.log-level.info { color: var(--success); }
.log-level.warning { color: var(--warning); }
.log-msg { color: var(--text-secondary); word-break: break-all; }

/* === Placeholder Page === */
.placeholder-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    text-align: center;
    color: var(--text-muted);
}
.placeholder-page h2 { font-size: 20px; color: var(--text-primary); margin-bottom: 8px; }
.placeholder-page p { font-size: 13px; }
.placeholder-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.3; }

/* === Footer === */
.bottom-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 24px;
    border-top: 1px solid var(--border);
    font-size: 10px;
    color: var(--text-muted);
    background: var(--bg-secondary);
}

.footer-item { display: flex; align-items: center; gap: 6px; }
.footer-center { gap: 5px; }
.footer-dot { width: 6px; height: 6px; border-radius: 50%; }
.footer-dot.green { background: var(--success); }
.footer-logo { width: 14px; height: 14px; }
.footer-sep { margin: 0 4px; opacity: 0.4; }

/* === Legacy compat (subpages) === */
.section-title {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 12px;
    margin-top: 24px;
}
.section-title:first-child { margin-top: 0; }

.empty-hint {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 16px;
}
.empty-hint code {
    font-size: 12px;
    color: var(--text-secondary);
}

.systems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.system-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}

.system-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.system-card-name { font-size: 13px; font-weight: 600; color: var(--text-primary); }
.system-card-env { font-size: 9px; font-weight: 700; padding: 2px 6px; border-radius: 3px; }
.system-card-env.prod { background: rgba(59, 130, 246, 0.2); color: #60a5fa; }
.system-card-env.hml { background: rgba(168, 85, 247, 0.2); color: #c084fc; }
.system-card-status { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.status-badge { font-size: 10px; font-weight: 600; padding: 2px 8px; border-radius: 4px; }
.status-badge.up { background: rgba(34, 197, 94, 0.12); color: var(--success); }
.status-badge.down { background: rgba(239, 68, 68, 0.12); color: var(--danger); }
.system-card-uptime { font-size: 18px; font-weight: 700; color: var(--text-primary); }
.system-card-detail { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-muted); margin-top: 4px; }

.charts-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}
.chart-card h3 { font-size: 12px; font-weight: 600; color: var(--text-primary); margin-bottom: 10px; }

.alerts-list { display: flex; flex-direction: column; gap: 6px; }

.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
}

table { width: 100%; border-collapse: collapse; }
thead th {
    text-align: left;
    padding: 10px 14px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border);
}
tbody td { padding: 9px 14px; font-size: 12px; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(255, 255, 255, 0.02); }

.method-badge { font-size: 9px; font-weight: 700; padding: 2px 5px; border-radius: 3px; }
.method-badge.get { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.method-badge.post { background: rgba(34, 197, 94, 0.15); color: #4ade80; }
.method-badge.put { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.method-badge.delete { background: rgba(239, 68, 68, 0.15); color: #f87171; }

.severity-badge { font-size: 9px; font-weight: 700; padding: 2px 6px; border-radius: 3px; text-transform: uppercase; }
.severity-badge.critical { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.severity-badge.warning { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }

.infra-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.infra-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
}
.infra-card h4 { font-size: 10px; color: var(--text-muted); text-transform: uppercase; margin-bottom: 6px; }
.infra-value { font-size: 24px; font-weight: 700; color: var(--text-primary); }
.infra-chart { height: 70px; margin-top: 6px; }

.docker-section { display: flex; gap: 20px; align-items: center; margin-bottom: 20px; }

/* === Responsive === */
@media (max-width: 1400px) {
    .row-charts { grid-template-columns: 1fr 1fr; }
    .panel-alerts { grid-column: 1 / -1; max-height: 200px; }
    .mini-cards-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1200px) {
    .row-systems { grid-template-columns: 1fr; }
    .panel-global-status { max-height: 180px; }
    .row-mid, .row-bottom { grid-template-columns: 1fr; }
    .resources-grid { grid-template-columns: repeat(3, 1fr); }
    .resource-item:nth-child(3) { border-right: none; }
}

@media (max-width: 768px) {
    .sidebar { display: none; }
    .main-content { margin-left: 0; }
    .top-header { flex-direction: column; }
    .header-actions { width: 100%; }
    .mini-cards-grid { grid-template-columns: repeat(2, 1fr); }
    .infra-cards-grid { grid-template-columns: repeat(2, 1fr); }
}