:root {
    --bg-dark: #0a0b10; --bg-panel: rgba(18,20,28,0.78); --border-glass: rgba(57,255,20,0.2);
    --accent-lime: #39FF14; --accent-magenta: #ff003c; --text-main: #f0f4f8; --text-muted: #8a94a6;
    --font-sans: 'Inter', sans-serif; --font-mono: 'JetBrains Mono', monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg-dark); color: var(--text-main); font-family: var(--font-sans); min-height: 100vh; }
a { text-decoration: none; color: inherit; }

.deck-header { display: flex; justify-content: space-between; align-items: center; padding: 0.85rem 1.5rem; background: var(--bg-panel); border-bottom: 1px solid var(--border-glass); }
.logo { display: flex; align-items: center; gap: 12px; }
.logo .icon { font-size: 1.4rem; color: var(--accent-lime); }
.logo h1 { font-size: 1.2rem; font-weight: 700; color: var(--accent-lime); letter-spacing: 2px; }
.subtitle { font-weight: 300; color: var(--text-muted); font-size: 0.8rem; letter-spacing: 0; }
.controls { display: flex; gap: 10px; align-items: center; }
.chip-status { font-family: var(--font-mono); font-size: 0.74rem; padding: 3px 10px; border: 1px solid rgba(255,255,255,0.15); color: var(--text-muted); }
.chip-status.online { color: var(--accent-lime); border-color: rgba(57,255,20,0.4); }

button, .action-btn { cursor: pointer; font-family: var(--font-sans); background: rgba(255,255,255,0.05); color: var(--text-main); border: 1px solid rgba(255,255,255,0.12); padding: 7px 14px; font-size: 0.82rem; font-weight: 600; transition: all .15s; }
.action-btn:hover { background: rgba(255,255,255,0.12); }
.mini-btn { font-size: 0.72rem; padding: 4px 10px; color: var(--text-muted); }

.deck-main { padding: 1.2rem; max-width: 1400px; margin: 0 auto; }

/* gauges */
.gauges { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1rem; margin-bottom: 1.2rem; }
.gauge { background: var(--bg-panel); border: 1px solid var(--border-glass); padding: 1rem 1.2rem; }
.gauge .val { font-size: 2rem; font-weight: 700; color: var(--accent-lime); font-family: var(--font-mono); line-height: 1; }
.gauge .lbl { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-top: 6px; }
.gauge .sub { font-size: 0.72rem; color: var(--text-main); margin-top: 4px; font-family: var(--font-mono); }

.deck-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; align-items: start; }
.col { display: flex; flex-direction: column; gap: 1.2rem; }

.panel { background: var(--bg-panel); border: 1px solid var(--border-glass); display: flex; flex-direction: column; }
.panel-header { padding: 0.7rem 1rem; border-bottom: 1px solid rgba(255,255,255,0.06); background: rgba(0,0,0,0.25); }
.panel-header h2 { font-size: 0.9rem; color: var(--accent-lime); display: flex; align-items: baseline; gap: 8px; }
.hint { font-size: 0.66rem; color: var(--text-muted); font-weight: 400; }
.panel-content { padding: 0.9rem 1rem; max-height: 340px; overflow: auto; }

/* portals */
.portals { flex-direction: row; gap: 1px; background: var(--border-glass); }
.portal { flex: 1; background: var(--bg-panel); padding: 1.4rem 1rem; text-align: center; transition: all .15s; }
.portal:hover { background: rgba(57,255,20,0.1); }
.portal-title { font-size: 1.05rem; font-weight: 700; color: var(--accent-lime); }
.portal-sub { font-size: 0.74rem; color: var(--text-muted); margin-top: 6px; font-family: var(--font-mono); }

.tray-actions { display: flex; gap: 8px; padding: 0.7rem 1rem; border-top: 1px solid rgba(255,255,255,0.06); align-items: center; }
.tray-actions .action-btn { flex: 1; font-size: 0.74rem; padding: 6px; }
.tray-chip { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 0.74rem; padding: 4px 8px; margin: 0 5px 5px 0; border: 1px solid rgba(255,255,255,0.12); }
.tray-chip .sw { width: 10px; height: 10px; border: 1px solid #555; }

/* breakdown bars */
.bar-row { margin-bottom: 8px; }
.bar-row .k { font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-muted); display: flex; justify-content: space-between; margin-bottom: 3px; }
.bar { height: 8px; background: rgba(255,255,255,0.06); }
.bar > span { display: block; height: 100%; background: var(--accent-lime); }
.bar-title { font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent-lime); text-transform: uppercase; letter-spacing: 1px; margin: 0.6rem 0 0.4rem; }

/* recent crosses */
.cross { display: flex; align-items: center; gap: 10px; padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,0.05); }
.cross .sw { width: 18px; height: 18px; border: 1px solid #555; flex-shrink: 0; }
.cross .meta { font-family: var(--font-mono); font-size: 0.74rem; min-width: 0; }
.cross .meta b { color: var(--accent-lime); }
.cross .ped { color: var(--text-muted); font-size: 0.68rem; }

/* signals */
.sig { padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,0.05); font-family: var(--font-mono); font-size: 0.74rem; }
.sig .lane { color: var(--accent-lime); font-size: 0.66rem; text-transform: uppercase; }
.sig.warn .lane { color: #ffb020; }
.sig.error .lane { color: var(--accent-magenta); }
.empty-note { color: var(--text-muted); font-style: italic; font-size: 0.8rem; }
.gamut-svg { display: block; margin: 0 auto; }

/* ── Phone / small screens ───────────────────────────────────────────── */
@media (max-width: 820px) {
    .deck-header { flex-direction: column; align-items: stretch; gap: 8px; }
    .controls { flex-wrap: wrap; justify-content: center; }
    .deck-cols { grid-template-columns: 1fr; }
    .portals { flex-direction: column; }
    .gauges { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); }
}