/* AEGIS GPU Scheduling MVP — control-room dashboard theme */
:root {
  --bg: #0a0e16;
  --bg-2: #111827;
  --panel: #151c2b;
  --panel-2: #1b2436;
  --line: #243049;
  --text: #e6edf7;
  --muted: #8b9bb4;
  --accent: #3ba7ff;
  --accent-2: #16d3a3;
  --warn: #ffb020;
  --danger: #ff5470;
  --crit: #ff2d55;
  --radius: 14px;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Apple SD Gothic Neo", sans-serif;
}

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

body {
  font-family: var(--sans);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(59,167,255,.10), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(22,211,163,.08), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container { width: min(1180px, 92vw); margin: 0 auto; }
.section { padding: 46px 0; }
.section--alt { background: linear-gradient(180deg, transparent, rgba(255,255,255,.015)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section__title { font-size: 1.35rem; letter-spacing: -.01em; margin-bottom: 6px; }
.section__hint { color: var(--muted); font-size: .92rem; margin-bottom: 20px; }

/* topbar */
.topbar { position: sticky; top: 0; z-index: 20; background: rgba(10,14,22,.82); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand__mark { font-family: var(--mono); font-weight: 700; letter-spacing: .22em; color: var(--accent); font-size: 1.1rem; }
.brand__sub { color: var(--muted); font-size: .82rem; letter-spacing: .04em; }
.topbar__status { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: .8rem; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.dot--live { background: var(--accent-2); box-shadow: 0 0 0 0 rgba(22,211,163,.6); animation: pulse 2s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(22,211,163,.5)} 70%{box-shadow:0 0 0 7px rgba(22,211,163,0)} 100%{box-shadow:0 0 0 0 rgba(22,211,163,0)} }

/* hero */
.hero { padding-top: 54px; }
.hero__title { font-size: clamp(1.8rem, 4vw, 2.9rem); letter-spacing: -.02em; line-height: 1.12; }
.hero__title strong { color: var(--accent); }
.hero__lead { color: var(--muted); max-width: 760px; margin: 16px 0 26px; font-size: 1.02rem; }
.hero__lead em { color: var(--text); font-style: normal; border-bottom: 1px dashed var(--line); }
.hero__metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.metric__label { display: block; color: var(--muted); font-size: .76rem; letter-spacing: .03em; text-transform: uppercase; }
.metric__value { display: block; font-family: var(--mono); font-size: 1.5rem; font-weight: 700; margin-top: 6px; }

/* scenarios */
.scenario-bar { display: flex; flex-wrap: wrap; gap: 10px; }
.scenario-btn { cursor: pointer; border: 1px solid var(--line); background: var(--panel); color: var(--text); padding: 10px 16px; border-radius: 999px; font-size: .9rem; transition: .15s; }
.scenario-btn:hover { border-color: var(--accent); }
.scenario-btn.is-active { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #04121f; font-weight: 600; border-color: transparent; }

/* gpu bar */
.gpu-bar { display: flex; width: 100%; height: 46px; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); background: var(--panel); }
.gpu-seg { display: flex; align-items: center; justify-content: center; font-family: var(--mono); font-size: .78rem; font-weight: 700; color: #04121f; min-width: 0; transition: flex-basis .45s ease, background .3s; overflow: hidden; white-space: nowrap; }
.gpu-legend { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 14px; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: .85rem; color: var(--muted); }
.legend-swatch { width: 12px; height: 12px; border-radius: 3px; }

/* priority queue */
.queue { list-style: none; display: grid; gap: 10px; }
.queue li { display: grid; grid-template-columns: 54px 1fr auto; align-items: center; gap: 14px; background: var(--panel); border: 1px solid var(--line); border-left-width: 4px; border-radius: 12px; padding: 12px 16px; transition: .3s; }
.queue__rank { font-family: var(--mono); font-weight: 800; font-size: 1.1rem; }
.queue__name { font-weight: 600; }
.queue__meta { color: var(--muted); font-size: .82rem; }
.queue__badges { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

/* channel grid */
.channel-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 16px; }
.channel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; border-top-width: 3px; }
.channel__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.channel__name { font-weight: 700; }
.channel__crit { font-family: var(--mono); font-size: .82rem; color: var(--muted); }
.control { margin-bottom: 12px; }
.control label { display: flex; justify-content: space-between; font-size: .82rem; color: var(--muted); margin-bottom: 5px; }
.control label b { color: var(--text); font-family: var(--mono); }
.control input[type=range] { width: 100%; accent-color: var(--accent); }
.seg { display: flex; gap: 6px; }
.seg button { flex: 1; cursor: pointer; border: 1px solid var(--line); background: var(--panel-2); color: var(--muted); padding: 6px 4px; border-radius: 8px; font-size: .78rem; transition: .15s; }
.seg button.is-on { color: #04121f; font-weight: 700; }
.seg button.is-on[data-tone=warn] { background: var(--warn); border-color: transparent; }
.seg button.is-on[data-tone=danger] { background: var(--danger); border-color: transparent; }
.seg button.is-on[data-tone=ok] { background: var(--accent-2); border-color: transparent; }
.alloc { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line); }
.alloc div { background: var(--panel-2); border-radius: 8px; padding: 8px 10px; }
.alloc span { display: block; color: var(--muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .04em; }
.alloc b { font-family: var(--mono); font-size: .98rem; }

/* badges */
.badge { font-family: var(--mono); font-size: .72rem; font-weight: 700; padding: 3px 8px; border-radius: 6px; background: var(--panel-2); color: var(--text); border: 1px solid var(--line); }
.badge--crit { background: rgba(255,45,85,.16); color: #ff90a6; border-color: rgba(255,45,85,.4); }
.badge--high { background: rgba(255,176,32,.15); color: #ffce7a; border-color: rgba(255,176,32,.4); }
.badge--mid { background: rgba(59,167,255,.15); color: #9bd0ff; border-color: rgba(59,167,255,.4); }
.badge--low { background: rgba(139,155,180,.13); color: var(--muted); }

/* rules */
.rules-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.rule-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.rule-card h3 { font-size: .98rem; margin-bottom: 8px; color: var(--accent); }
.rule-card p { color: var(--muted); font-size: .88rem; }
.rule-card code { font-family: var(--mono); color: var(--text); background: var(--panel-2); padding: 1px 5px; border-radius: 4px; font-size: .82rem; }

/* footer */
.footer { border-top: 1px solid var(--line); padding: 28px 0; margin-top: 20px; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer__note { color: var(--muted); font-size: .82rem; margin-top: 4px; }
.footer__copy { color: var(--muted); font-size: .8rem; }

@media (max-width: 720px) {
  .hero__metrics { grid-template-columns: repeat(2, 1fr); }
  .queue li { grid-template-columns: 44px 1fr; }
  .queue__badges { grid-column: 1 / -1; justify-content: flex-start; }
}