:root {
    --bg-base: #0f111a;
    --glass-bg: rgba(20, 25, 35, 0.45);
    --glass-bg-hover: rgba(30, 38, 50, 0.55);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-highlight: rgba(255, 255, 255, 0.15);
    --glass-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --glass-blur: blur(40px) saturate(180%);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --md-sys-primary: #a8c7fa;
    --md-sys-primary-container: #004a77;
    --md-sys-on-primary-container: #cce5ff;
    --color-success: #34d399;
    --color-warning: #fbbf24;
    --color-error: #f87171;
    --color-metal: #c084fc;
    --color-systemd: #22d3ee;
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'Fira Code', monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: var(--font-sans);
    background-color: var(--bg-base);
    background-image:
        radial-gradient(ellipse at top left, rgba(59,130,246,0.3), transparent 40%),
        radial-gradient(ellipse at bottom right, rgba(168,85,247,0.25), transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(16,185,129,0.1), transparent 50%);
    background-size: cover; background-attachment: fixed;
    color: var(--text-primary); height: 100vh; overflow: hidden;
    display: flex; flex-direction: column; font-size: 14px;
    -webkit-font-smoothing: antialiased;
}
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.3); }
.material-symbols-rounded { font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24; font-size: 20px; }
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-top: 1px solid var(--glass-border-highlight);
    box-shadow: var(--glass-shadow);
}
.top-header { display: flex; justify-content: space-between; align-items: center; padding: 8px 20px; background: rgba(10,15,25,0.7); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(255,255,255,0.05); z-index: 10; }
.header-brand { font-weight: 800; font-size: 1.2rem; letter-spacing: 1px; display: flex; align-items: center; gap: 8px; }
.header-stats { display: flex; gap: 16px; align-items: center; font-weight: 500; font-size: 0.85rem; color: var(--text-secondary); }
.clock { color: var(--text-primary); font-weight: 600; font-size: 0.95rem; font-variant-numeric: tabular-nums; }
.summary-bar { padding: 8px 20px; border-bottom: 1px solid var(--glass-border); display: flex; align-items: center; gap: 12px; z-index: 9; }
.badge { padding: 4px 12px; border-radius: 16px; display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 0.75rem; letter-spacing: 0.3px; border: 1px solid transparent; transition: all 0.2s ease; }
.badge.running { background: rgba(52,211,153,0.15); color: var(--color-success); border-color: rgba(52,211,153,0.2); }
.badge.stopped { background: rgba(248,113,113,0.15); color: var(--color-error); border-color: rgba(248,113,113,0.2); }
.badge.healthy { background: rgba(168,199,250,0.15); color: var(--md-sys-primary); border-color: rgba(168,199,250,0.2); }
.btn-fab { background: var(--md-sys-primary-container); color: var(--md-sys-on-primary-container); border: none; width: 32px; height: 32px; border-radius: 10px; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.3s cubic-bezier(0.2,0,0,1); box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.btn-fab:hover { background: #005c91; transform: scale(1.05); box-shadow: 0 6px 16px rgba(0,0,0,0.3); border-radius: 12px; }
.layout-wrapper { display: flex; flex-direction: column; flex: 1; overflow: hidden; position: relative; padding: 16px; gap: 12px; }
.device-strip { display: flex; gap: 10px; flex-shrink: 0; }
.device-card {
    flex: 1; display: flex; flex-direction: column; border-radius: 14px;
    overflow: hidden; cursor: pointer; transition: flex 0.4s cubic-bezier(0.2,0,0,1), opacity 0.3s;
    min-width: 120px; max-width: 100%;
}
.device-card.focused { flex: 3; }
.device-card.shrunk { flex: 0.5; min-width: 60px; }
.device-card.shrunk .dc-metrics,
.device-card.shrunk .dc-services { display: none; }
.device-card.shrunk .dc-header { flex-direction: column; align-items: center; }
.device-card.offline { opacity: 0.4; }
.device-card.offline.focused { opacity: 0.7; flex: 1.5; }
.dc-header {
    display: flex; align-items: center; gap: 8px; padding: 10px 14px;
    border-bottom: 1px solid var(--glass-border); white-space: nowrap; overflow: hidden;
}
.dc-led {
    width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}
.dc-led.on { background: var(--color-success); box-shadow: 0 0 8px var(--color-success); }
.dc-led.off { background: var(--color-error); box-shadow: 0 0 4px rgba(248,113,113,0.3); }
.dc-icon { font-size: 16px; opacity: 0.7; }
.dc-name { font-weight: 700; font-size: 0.85rem; letter-spacing: 0.5px; }
.dc-ip { font-family: var(--font-mono); font-size: 0.65rem; color: var(--text-muted); background: rgba(255,255,255,0.05); padding: 1px 6px; border-radius: 4px; }
.dc-metrics {
    display: flex; align-items: center; justify-content: center; gap: 14px;
    padding: 8px 14px; border-bottom: 1px solid var(--glass-border);
}
.dc-metric { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.dc-metric-label { font-size: 0.5rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }
.dc-no-data { color: var(--text-muted); font-size: 0.65rem; font-weight: 600; letter-spacing: 1px; }
.dc-services {
    flex: 1; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 10px;
    min-height: 0;
}
.machine-header { padding: 16px; border-bottom: 1px solid var(--glass-border); display: flex; flex-direction: column; gap: 12px; }
.machine-title { display: flex; justify-content: space-between; align-items: center; }
.machine-name { color: #fff; font-weight: 800; font-size: 1.1rem; letter-spacing: 0.5px; display: flex; align-items: center; gap: 8px; }
.machine-ip { color: var(--text-primary); font-family: var(--font-mono); font-size: 0.75rem; background: rgba(255,255,255,0.1); padding: 2px 8px; border-radius: 6px; backdrop-filter: blur(10px); }
.metrics-grid { display: flex; justify-content: space-between; align-items: center; background: rgba(0,0,0,0.2); padding: 12px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.05); }
.metric-gauge { display: flex; flex-direction: column; align-items: center; width: 30%; }
.circular-chart { display: block; margin: 0 auto; max-width: 45px; max-height: 45px; }
.circle-bg { fill: none; stroke: rgba(255,255,255,0.05); stroke-width: 4; }
.circle { fill: none; stroke-width: 4; stroke-linecap: round; transition: stroke-dasharray 1s ease-out; }
.circular-chart.cpu .circle { stroke: var(--color-warning); filter: drop-shadow(0 0 6px rgba(251,191,36,0.4)); }
.circular-chart.ram .circle { stroke: var(--color-success); filter: drop-shadow(0 0 6px rgba(52,211,153,0.4)); }
.circular-chart.ssd .circle { stroke: var(--color-metal); filter: drop-shadow(0 0 6px rgba(192,132,252,0.4)); }
.percentage { fill: #fff; font-family: var(--font-mono); font-size: 0.6em; text-anchor: middle; font-weight: 600; }
.metric-label { font-size: 0.65rem; color: var(--text-secondary); margin-top: 6px; text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.services-area { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.tier-group { display: flex; flex-direction: column; gap: 8px; }
.tier-header { display: flex; align-items: center; cursor: pointer; user-select: none; }
.tier-chevron { transition: transform 0.2s; color: var(--text-secondary); margin-right: 6px; font-size: 20px !important; }
.tier-group.collapsed .tier-chevron { transform: rotate(-90deg); }
.tier-name { font-weight: 600; color: var(--text-primary); font-size: 1rem; margin-right: 12px; letter-spacing: 0.5px; }
.tier-desc { color: var(--text-muted); font-size: 0.8rem; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tier-count { background: rgba(255,255,255,0.1); padding: 2px 8px; border-radius: 10px; font-size: 0.75rem; font-weight: 600; color: var(--text-secondary); }
.tier-body { display: flex; flex-direction: column; gap: 16px; padding-left: 10px; border-left: 2px solid rgba(255,255,255,0.05); margin-left: 8px; }
.tier-group.collapsed .tier-body { display: none; }
.cat-group { display: flex; flex-direction: column; gap: 8px; }
.cat-header { display: flex; align-items: center; font-size: 0.8rem; color: var(--text-secondary); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; cursor: pointer; }
.cat-header .material-symbols-rounded { font-size: 16px; margin-right: 6px; }
.cat-body { display: flex; flex-wrap: wrap; gap: 8px; }
.cat-group.collapsed .cat-body { display: none; }
.cat-stats-row {
    display: flex;
    gap: 12px;
    padding: 8px 12px;
    background: rgba(0,0,0,0.2);
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.05);
    margin-bottom: 4px;
}
.cat-stat {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.cat-stat-bar {
    height: 3px;
    background: rgba(255,255,255,0.05);
    border-radius: 2px;
    overflow: hidden;
}
.cat-stat-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.5s ease;
}
.cat-stat-label {
    font-size: 0.55rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}
.cat-stat-value {
    font-size: 0.7rem;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-weight: 600;
}
.service-card {
    background: linear-gradient(145deg, rgba(30,38,50,0.4), rgba(15,20,28,0.6));
    border: 1px solid var(--glass-border);
    border-top: 1px solid var(--glass-border-highlight);
    border-radius: 12px; padding: 8px 12px;
    display: flex; align-items: center; gap: 12px;
    transition: all 0.2s cubic-bezier(0.16,1,0.3,1);
    position: relative; overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    flex: 1 1 340px; max-width: 100%;
}
.service-card::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    transform: skewX(-20deg); transition: left 0.5s ease; pointer-events: none;
}
.service-card:hover {
    transform: translateY(-2px);
    background: linear-gradient(145deg, rgba(40,50,65,0.5), rgba(20,25,35,0.7));
    box-shadow: 0 6px 16px rgba(0,0,0,0.3), 0 0 0 1px var(--glass-border-highlight); z-index: 2;
}
.service-card:hover::before { left: 200%; }
.sc-icon-box {
    width: 36px; height: 36px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0,0,0,0.3); border: 1px solid var(--glass-border);
    position: relative; flex-shrink: 0;
    box-shadow: inset 0 2px 5px rgba(255,255,255,0.05);
}
.sc-icon-box .material-symbols-rounded { font-size: 20px; color: var(--text-primary); opacity: 0.9; }
.sc-status-ring {
    position: absolute; bottom: -2px; right: -2px; width: 10px; height: 10px;
    border-radius: 50%; border: 2px solid var(--bg-base); transition: all 0.3s;
}
.service-card.running .sc-status-ring { background: var(--color-success); box-shadow: 0 0 8px var(--color-success); }
.service-card.active .sc-status-ring { background: var(--color-success); box-shadow: 0 0 8px var(--color-success); }
.service-card.stopped .sc-status-ring { background: var(--color-error); }
.service-card.inactive .sc-status-ring { background: var(--color-error); }
.service-card.degraded .sc-status-ring { background: var(--color-warning); box-shadow: 0 0 8px var(--color-warning); }
.service-card.stopped, .service-card.inactive { opacity: 0.7; filter: grayscale(40%); }
.service-card.stopped:hover, .service-card.inactive:hover { opacity: 1; filter: grayscale(0%); }
.sc-content { flex: 1; display: flex; flex-direction: column; gap: 4px; overflow: hidden; justify-content: center; }
.sc-name { font-weight: 600; font-size: 0.95rem; color: var(--text-primary); letter-spacing: 0.2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sc-meta-row { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.sc-pill {
    display: inline-flex; align-items: center; gap: 4px;
    background: rgba(0,0,0,0.4); padding: 2px 6px; border-radius: 6px;
    font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-secondary);
    border: 1px solid rgba(255,255,255,0.03);
}
.sc-pill.type { background: rgba(255,255,255,0.05); color: var(--text-primary); font-family: var(--font-sans); font-weight: 600; text-transform: uppercase; }
.sc-pill .material-symbols-rounded { font-size: 12px; }
.sc-pill.healthy { color: var(--color-success); background: rgba(52,211,153,0.1); border-color: rgba(52,211,153,0.2); }
.sc-pill.unhealthy { color: var(--color-error); background: rgba(248,113,113,0.1); border-color: rgba(248,113,113,0.2); }
.sc-actions {
    display: flex; align-items: center; gap: 4px;
    opacity: 0; transform: translateX(10px);
    transition: all 0.2s cubic-bezier(0.16,1,0.3,1);
    background: rgba(0,0,0,0.6); padding: 4px; border-radius: 10px;
    border: 1px solid var(--glass-border); backdrop-filter: blur(10px);
    position: absolute; right: 8px;
}
.service-card:hover .sc-actions { opacity: 1; transform: translateX(0); }
.btn-icon { background: transparent; border: none; color: var(--text-secondary); width: 28px; height: 28px; border-radius: 8px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background 0.2s, color 0.2s, transform 0.2s; }
.btn-icon:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); transform: scale(1.1); }
.btn-icon.play:hover { background: rgba(52,211,153,0.15); color: var(--color-success); }
.btn-icon.stop:hover { background: rgba(248,113,113,0.15); color: var(--color-error); }
.btn-icon.restart:hover { background: rgba(251,191,36,0.15); color: var(--color-warning); }
.btn-icon .material-symbols-rounded { font-size: 16px; }
.cache-bar { background: rgba(251,191,36,0.05); border: 1px solid rgba(251,191,36,0.2); border-radius: 12px; padding: 12px 16px; margin-top: auto; display: flex; justify-content: space-between; align-items: center; flex-shrink: 0; }
.btn-chip { background: rgba(0,0,0,0.3); border: 1px solid rgba(251,191,36,0.3); color: var(--color-warning); padding: 6px 16px; border-radius: 20px; font-size: 0.8rem; cursor: pointer; transition: all 0.2s; font-weight: 600; font-family: var(--font-sans); }
.btn-chip:hover { background: var(--color-warning); color: var(--bg-base); }
.chat-sidebar {
    width: 440px; background: rgba(15,20,28,0.5);
    backdrop-filter: blur(50px) saturate(200%); -webkit-backdrop-filter: blur(50px) saturate(200%);
    border: 1px solid var(--glass-border); border-radius: 24px;
    display: flex; flex-direction: column; overflow: hidden;
    box-shadow: var(--glass-shadow);
    transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), opacity 0.4s;
    position: absolute; right: 24px; top: 24px; bottom: 24px; z-index: 100;
    transform: translateX(120%); opacity: 0;
}
.chat-sidebar.open { transform: translateX(0); opacity: 1; }
.chat-header { padding: 24px; border-bottom: 1px solid var(--glass-border); display: flex; justify-content: space-between; align-items: center; }
.chat-messages { flex: 1; padding: 24px; overflow-y: auto; display: flex; flex-direction: column; gap: 20px; scroll-behavior: smooth; }
.msg { max-width: 88%; padding: 14px 18px; border-radius: 18px; font-size: 0.95rem; line-height: 1.5; }
.msg.user { align-self: flex-end; background: var(--md-sys-primary-container); color: var(--md-sys-on-primary-container); border-bottom-right-radius: 4px; }
.msg.ai { align-self: flex-start; background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border); color: var(--text-primary); border-bottom-left-radius: 4px; }
.chat-input-area { padding: 20px; border-top: 1px solid var(--glass-border); display: flex; gap: 12px; background: rgba(0,0,0,0.2); }
.chat-input { flex: 1; background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border); color: white; padding: 14px 20px; border-radius: 24px; outline: none; font-family: var(--font-sans); font-size: 1rem; transition: border-color 0.2s, background 0.2s; }
.chat-input:focus { border-color: var(--md-sys-primary); background: rgba(255,255,255,0.1); }
.btn-send { background: var(--md-sys-primary); color: var(--bg-base); border: none; width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: transform 0.2s; }
.btn-send:hover { transform: scale(1.05); }
.floating-ai-btn { position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px; border-radius: 20px; background: rgba(255,255,255,0.1); backdrop-filter: blur(20px); border: 1px solid var(--glass-border-highlight); display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 10px 30px rgba(0,0,0,0.5); z-index: 90; transition: transform 0.3s cubic-bezier(0.2,0,0,1); }
.floating-ai-btn:hover { transform: scale(1.1); background: rgba(255,255,255,0.15); }
.floating-ai-btn .material-symbols-rounded { font-size: 28px; color: var(--md-sys-primary); }
#ai-modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.6); backdrop-filter: blur(10px); z-index: 200; display: none; justify-content: center; align-items: center; opacity: 0; transition: opacity 0.3s; }
#ai-modal.active { display: flex; opacity: 1; }
.ai-modal-content { background: rgba(20,25,35,0.7); backdrop-filter: blur(40px) saturate(200%); border: 1px solid var(--glass-border-highlight); border-radius: 24px; padding: 32px; width: 600px; max-width: 90%; max-height: 80vh; overflow-y: auto; box-shadow: 0 25px 50px rgba(0,0,0,0.5); transform: scale(0.95); transition: transform 0.3s cubic-bezier(0.2,0,0,1); }
#ai-modal.active .ai-modal-content { transform: scale(1); }
.ai-modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; font-weight: 800; font-size: 1.4rem; color: var(--md-sys-primary); }
.md-code { background: rgba(0,0,0,0.3); padding: 16px; border-radius: 12px; overflow-x: auto; margin-top: 12px; border: 1px solid var(--glass-border); }
.md-code code { color: var(--color-success); font-family: var(--font-mono); font-size: 0.9rem; }
.md-inline { background: rgba(255,255,255,0.1); padding: 2px 6px; border-radius: 6px; font-family: var(--font-mono); color: var(--md-sys-primary); font-size: 0.9em; }
@keyframes spin { 100% { transform: rotate(360deg); } }
@media (max-width: 768px) {
    .main-container { flex-direction: column; }
    .chat-sidebar { width: 100%; right: 0; top: 0; bottom: 0; border-radius: 0; }
}