/* rAIdteam design tokens (dark only). Flat surfaces, 1px hairlines, square radii, one interactive hue. */
:root {
  --bg: #0c0f12; --panel: #13181c; --raised: #1a2026; --sunk: #0a0d10;
  --fg: #e8edf1; --muted: #98a4ae; --faint: #66727c;
  --rule: #232c33; --rule-hi: #33404a;
  --accent: #3fc5bd; --accent-dim: #16383a;
  --crit: #ff6b63; --high: #ff9f45; --med: #e8c44a; --low: #7f8b95; --ok: #4fc98a; --absent: #b07a8a;
  --r-sm: 2px; --r-md: 3px; --r-lg: 4px;
  --sans: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 400 14px/21px var(--sans); }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
[hidden] { display: none !important; }

.page { margin: 0 auto; padding: 24px 16px 40px; display: flex; flex-direction: column; gap: 16px; }
.head { display: flex; flex-direction: column; gap: 6px; }
.head-row { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; }
h1 { margin: 0; font-size: 19px; line-height: 28px; font-weight: 600; letter-spacing: -0.02em; }
h2 { margin: 0; font-size: 12px; line-height: 18px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
p { margin: 0; }
.mono-id { font: 400 12.5px/19px var(--mono); color: var(--faint); }
.muted { color: var(--muted); }
.small { font-size: 12.5px; line-height: 19px; }
.note { color: var(--muted); font-size: 12.5px; line-height: 19px; }
.foot { color: var(--faint); font: 400 10px/14px var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.lbl { font: 400 9.5px/14px var(--mono); letter-spacing: .11em; text-transform: uppercase; color: var(--faint); }

.panel { background: var(--panel); border: 1px solid var(--rule); border-radius: var(--r-lg); }
.panel-h { padding: 12px; border-bottom: 1px solid var(--rule); display: flex; flex-direction: column; gap: 4px; }
.panel-b { padding: 12px; display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.ctx, .gate { padding: 12px; display: flex; flex-wrap: wrap; gap: 16px 24px; align-items: flex-end; justify-content: space-between; }
.stack { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.stack.tight { gap: 2px; }
.col { display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.row { display: flex; gap: 8px; align-items: center; }
.grow { flex: 1 1 260px; }
.spread { display: flex; justify-content: space-between; gap: 8px; }
.controls { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: flex-end; }
.chips { display: flex; flex-wrap: wrap; gap: 4px; }
.scroll { overflow-x: auto; }

.btn { cursor: pointer; background: var(--panel); border: 1px solid var(--rule-hi); color: var(--muted); border-radius: var(--r-sm); padding: 10px 14px; font: 400 10px/14px var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.btn:hover:not(:disabled) { background: var(--raised); color: var(--fg); }
.btn.pri { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.chip { cursor: pointer; display: flex; flex-direction: column; align-items: center; background: var(--panel); border: 1px solid var(--rule); color: var(--fg); border-radius: var(--r-sm); padding: 6px 10px; min-width: 48px; min-height: 48px; font: 400 13px/19px var(--mono); }
.chip:hover { background: var(--raised); }
.chip.on { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); }
.chip.small { min-height: 32px; min-width: 40px; padding: 2px 8px; font-size: 12.5px; flex-direction: row; gap: 6px; align-items: center; justify-content: center; }
.tabs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(130px, 100%), 1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: var(--r-lg); overflow: hidden; }
.tab { cursor: pointer; display: flex; gap: 8px; align-items: baseline; background: var(--panel); border: 0; color: var(--muted); padding: 14px; text-align: left; font: 600 12px/18px var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.tab i { font: 400 11px/18px var(--mono); color: var(--faint); font-style: normal; }
.tab:hover { background: var(--raised); color: var(--fg); }
.tab.on { background: var(--sunk); color: var(--accent); }
.check { display: flex; gap: 8px; align-items: center; cursor: pointer; color: var(--muted); font-size: 12.5px; line-height: 19px; min-height: 32px; }
input[type=range] { accent-color: var(--accent); width: 100%; }
input[type=checkbox] { accent-color: var(--accent); width: 16px; height: 16px; margin: 0; }
.text { background: var(--sunk); border: 1px solid var(--rule-hi); color: var(--fg); border-radius: var(--r-sm); padding: 8px 10px; font: 400 13px/19px var(--mono); min-width: 0; flex: 1; }
textarea.text { resize: vertical; width: 100%; }

/* tables drawn by hairlines */
.table { display: flex; flex-direction: column; border: 1px solid var(--rule); border-radius: var(--r-md); background: var(--bg); }
.tr { display: flex; gap: 12px; align-items: center; padding: 6px 8px; border-bottom: 1px solid var(--rule); width: 100%; text-align: left; }
.tr:last-child { border-bottom: 0; }
.th { background: var(--sunk); align-items: flex-end; }
.tr.on { background: var(--accent-dim); }
button.tr { cursor: pointer; background: transparent; border: 0; border-bottom: 1px solid var(--rule); }
button.tr:hover { background: var(--raised); }
button.tr.on { background: var(--accent-dim); }
button.tr:last-child { border-bottom: 0; }
.mono { font: 400 13px/19px var(--mono); }
.num { font: 400 12.5px/19px var(--mono); text-align: right; flex: 0 0 56px; }
.bar { flex: 1 1 0; height: 6px; background: var(--sunk); }
.bar.tall { height: 8px; }
.bar > i { display: block; height: 100%; background: var(--accent); }
.bar > i.grey { background: var(--muted); }
.step-name { font: 500 12.5px/19px var(--mono); color: var(--accent); }

/* embedding strips: one row per token, one pixel column per dimension */
.strip { display: flex; border: 1px solid var(--rule); border-radius: var(--r-md); background: var(--sunk); }
.strip-l { flex: 0 0 120px; display: flex; flex-direction: column; border-right: 1px solid var(--rule); }
.strip-l > div, .strip-l > button { display: flex; align-items: center; justify-content: space-between; gap: 6px; padding: 0 8px; font: 400 11.5px/17px var(--mono); overflow: hidden; white-space: nowrap; }
.strip-l > button { border: 0; background: transparent; color: inherit; cursor: pointer; text-align: left; }
.strip-l > button:hover { background: var(--raised); }
.strip-l > .on { background: var(--accent-dim); color: var(--accent); }
.strip canvas { flex: 1 1 0; min-width: 0; display: block; image-rendering: pixelated; }

/* heatmap */
.heat { min-width: 480px; display: flex; flex-direction: column; gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: var(--r-md); }
.heat-r { display: flex; gap: 1px; }
.heat-r.hrow { background: var(--sunk); }
.heat .hc { flex: 1 1 0; min-width: 0; text-align: center; font: 400 10.5px/17px var(--mono); padding: 6px 0; overflow: hidden; }
.hd { flex: 1 1 0; min-width: 0; height: 76px; padding: 6px 0; display: flex; align-items: center; justify-content: flex-start; writing-mode: vertical-rl; transform: rotate(180deg); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font: 400 11.5px/17px var(--mono); color: var(--muted); }
.rowbtn { cursor: pointer; flex: 0 0 72px; background: var(--sunk); border: 0; color: var(--muted); text-align: right; padding: 0 8px; min-height: 30px; font: 400 11.5px/17px var(--mono); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
button.hd, button.hh { border: 0; background: transparent; cursor: pointer; }
.hd:hover, .hh:hover { color: var(--fg); }
.rowbtn:hover { color: var(--fg); background: var(--raised); }
.rowbtn.on { background: var(--accent-dim); color: var(--accent); }

.viewport { border: 1px solid var(--rule); border-radius: var(--r-md); background: var(--sunk); overflow: hidden; }
.cv { display: block; width: 100%; height: 520px; cursor: grab; touch-action: none; }
.cv:active { cursor: grabbing; }
.faint { color: var(--faint); }
.chip.sp:not(.on) > span:first-child { color: var(--med); }
button.hc { border: 0; cursor: pointer; color: var(--fg); }
.hc.on { outline: 2px solid var(--accent); outline-offset: -2px; }
.hh { flex: 1 1 0; min-width: 0; text-align: center; font: 400 10.5px/17px var(--mono); color: var(--muted); padding: 4px 0; }
.chip.gen:not(.on) { color: var(--accent); }
.legend { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.legend > span { display: flex; gap: 6px; align-items: center; font: 400 11.5px/17px var(--mono); color: var(--muted); }
.legend i { display: block; width: 8px; height: 8px; border-radius: var(--r-sm); }