:root {
    --bg: #0a0a0f;
    --bg-card: #0d0d14;
    --border: #00ffd5;
    --border-dim: #0a3d35;
    --accent: #00ffd5;
    --accent-dim: #00ffd580;
    --warn: #e6a020;
    --danger: #ff3b3b;
    --green: #00ff88;
    --text: #c8d0d8;
    --text-dim: #5a6570;
    --mono: 'JetBrains Mono', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--mono);
    background: var(--bg);
    color: var(--text);
    font-size: 13px;
    line-height: 1.5;
    min-height: 100vh;
}

/* Scanline overlay */
body::after {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 255, 213, 0.015) 2px,
        rgba(0, 255, 213, 0.015) 4px
    );
    pointer-events: none;
    z-index: 9999;
}

.hidden { display: none !important; }

/* Login */
.login-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    z-index: 1000;
}

.login-box {
    text-align: center;
}

.ascii-logo {
    color: var(--accent);
    font-size: 11px;
    margin-bottom: 2rem;
    text-shadow: 0 0 20px var(--accent-dim);
}

.login-prompt {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid var(--border-dim);
    padding: 0.5rem 1rem;
    background: var(--bg-card);
}

.prompt-symbol {
    color: var(--accent);
    font-weight: bold;
}

.login-prompt input {
    background: none;
    border: none;
    color: var(--text);
    font-family: var(--mono);
    font-size: 14px;
    outline: none;
    width: 300px;
}

.login-error {
    color: var(--danger);
    margin-top: 0.5rem;
    font-size: 12px;
    min-height: 1.5em;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-dim);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.header-logo {
    color: var(--accent);
    font-size: 8px;
    line-height: 1.2;
    text-shadow: 0 0 10px var(--accent-dim);
    display: none;
}

@media (min-width: 900px) {
    .header-logo { display: block; }
}

.header-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.separator { color: var(--text-dim); }
.accent { color: var(--accent); }
.dim { color: var(--text-dim); }

.ws-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.ws-dot.disconnected {
    background: var(--danger);
    animation: none;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 4px var(--green); }
    50% { opacity: 0.5; box-shadow: 0 0 12px var(--green); }
}

/* Grid */
.grid {
    display: grid;
    gap: 1px;
    padding: 1px;
}

.gauges-row {
    grid-template-columns: 1fr 1fr 1fr 2fr;
}

.grid-2 {
    grid-template-columns: 1fr 1fr;
}

@media (max-width: 900px) {
    .gauges-row,
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-dim);
    padding: 1rem;
    transition: border-color 0.3s;
}

.card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 15px rgba(0, 255, 213, 0.05);
}

.card h2 {
    color: var(--accent);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

/* Gauges */
.gauge-container {
    display: flex;
    justify-content: center;
    padding: 0.5rem 0;
}

.gauge {
    width: 110px;
    height: 110px;
}

.gauge-bg {
    fill: none;
    stroke: var(--border-dim);
    stroke-width: 8;
}

.gauge-fill {
    fill: none;
    stroke: var(--accent);
    stroke-width: 8;
    stroke-linecap: butt;
    stroke-dasharray: 314.16;
    stroke-dashoffset: 314.16;
    transform: rotate(-90deg);
    transform-origin: center;
    transition: stroke-dashoffset 0.8s ease, stroke 0.5s ease;
}

.gauge-text {
    fill: var(--text);
    font-family: var(--mono);
    font-size: 18px;
    font-weight: 700;
    text-anchor: middle;
}

.gauge-label {
    fill: var(--text-dim);
    font-family: var(--mono);
    font-size: 10px;
    text-anchor: middle;
    letter-spacing: 2px;
}

/* Core bars */
.core-bars {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin-top: 0.5rem;
}

.core-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 10px;
}

.core-bar-label {
    width: 32px;
    text-align: right;
    color: var(--text-dim);
}

.core-bar-track {
    flex: 1;
    height: 6px;
    background: var(--border-dim);
    position: relative;
}

.core-bar-fill {
    height: 100%;
    background: var(--accent);
    transition: width 0.8s ease, background 0.5s ease;
}

.core-bar-value {
    width: 36px;
    text-align: right;
    color: var(--text-dim);
    font-size: 10px;
}

/* Memory detail */
.mem-detail {
    font-size: 11px;
    color: var(--text-dim);
    text-align: center;
    margin-top: 0.5rem;
}

.mem-detail span {
    color: var(--text);
}

/* Disk bars */
.disk-bars {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.disk-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.disk-label {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
}

.disk-label-mount {
    color: var(--accent);
}

.disk-label-info {
    color: var(--text-dim);
}

.disk-track {
    height: 10px;
    background: var(--border-dim);
    position: relative;
}

.disk-fill {
    height: 100%;
    background: var(--accent);
    transition: width 0.8s ease, background 0.5s ease;
}

/* Services */
.services-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.service-pill {
    padding: 0.35rem 0.75rem;
    border: 1px solid;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
}

.service-pill.active {
    color: var(--green);
    border-color: var(--green);
}

.service-pill.active:hover {
    background: rgba(0, 255, 136, 0.1);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

.service-pill.inactive,
.service-pill.failed {
    color: var(--danger);
    border-color: var(--danger);
}

.service-pill.inactive:hover,
.service-pill.failed:hover {
    background: rgba(255, 59, 59, 0.1);
}

/* Sparklines */
.sparkline {
    width: 100%;
    height: 40px;
    margin-top: 0.25rem;
}

/* Network */
.network-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.net-iface {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    padding: 0.25rem 0;
    border-bottom: 1px solid var(--border-dim);
}

.net-iface:last-child { border-bottom: none; }

.net-name {
    color: var(--accent);
    font-weight: 700;
    min-width: 80px;
}

.net-rate {
    display: flex;
    gap: 1.5rem;
}

.net-in { color: var(--green); }
.net-out { color: var(--warn); }

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 11px;
}

.data-table th {
    color: var(--accent);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    text-align: left;
    padding: 0.4rem 0.5rem;
    border-bottom: 1px solid var(--border-dim);
}

.data-table td {
    padding: 0.35rem 0.5rem;
    border-bottom: 1px solid rgba(10, 61, 53, 0.3);
    color: var(--text);
}

.data-table tbody tr:hover {
    background: rgba(0, 255, 213, 0.03);
}

.empty-state {
    color: var(--text-dim);
    text-align: center;
    padding: 1rem;
    font-style: italic;
}

/* Fail2ban */
.fail2ban-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.fail2ban-jail {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem;
    border: 1px solid var(--border-dim);
}

.fail2ban-name {
    color: var(--accent);
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
}

.fail2ban-count {
    font-size: 20px;
    font-weight: 700;
}

.fail2ban-count.zero { color: var(--green); }
.fail2ban-count.nonzero { color: var(--warn); }

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.modal-content {
    background: var(--bg);
    border: 1px solid var(--accent);
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-dim);
}

.modal-header h2 {
    color: var(--accent);
    font-size: 12px;
    letter-spacing: 2px;
}

.modal-close {
    background: none;
    border: 1px solid var(--border-dim);
    color: var(--text);
    font-size: 18px;
    cursor: pointer;
    padding: 0.2rem 0.5rem;
    font-family: var(--mono);
}

.modal-close:hover {
    border-color: var(--danger);
    color: var(--danger);
}

.logs-pre {
    padding: 1rem;
    overflow: auto;
    flex: 1;
    font-size: 11px;
    line-height: 1.6;
    color: var(--text-dim);
    white-space: pre-wrap;
    word-break: break-all;
}

/* Color helpers */
/* Sites health */
.sites-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.site-card {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--border-dim);
    font-size: 11px;
    transition: all 0.3s;
}

.site-card:hover {
    border-color: var(--accent);
}

.site-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
}

.site-card.site-up .site-indicator { background: var(--green); box-shadow: 0 0 6px var(--green); }
.site-card.site-down .site-indicator { background: var(--danger); box-shadow: 0 0 6px var(--danger); }

.site-name {
    font-weight: 700;
    color: var(--text);
    min-width: 80px;
}

.site-status {
    color: var(--text-dim);
}

.site-card.site-up .site-status { color: var(--green); }
.site-card.site-down .site-status { color: var(--danger); }

.site-latency {
    color: var(--text-dim);
    font-size: 10px;
}

.color-warn { color: var(--warn); }
.color-danger { color: var(--danger); }
.color-green { color: var(--green); }