/* GrafoLab · estilos. Layout: mesa de trabajo — herramientas a la izquierda, papel cuadriculado al centro, panel de análisis a la derecha; en el teléfono el panel pasa a ser una hoja inferior */
:root {
  --bg: #e8ecf1; --surface: #ffffff; --surface-2: #f3f5f8; --paper: #fbfcfd; --grid: #e6ebf1; --grid-major: #d5dce6;
  --ink: #16202c; --ink-2: #455163; --muted: #748095; --line: #d5dbe4; --line-2: #c3cbd7;
  --accent: #2453c2; --accent-ink: #ffffff; --accent-soft: #e1e9fb; --accent-line: #9db5ea;
  --hl: #e9a800; --hl-soft: #fff1bf; --ok: #19824f; --ok-soft: #dcf1e5; --bad: #c63a2a; --bad-soft: #fbe2de; --violet: #7348d0; --violet-soft: #ece4fb;
  --vfill: #ffffff; --vstroke: #16202c; --edge: #5b6778; --label-bg: #fbfcfd;
  --c0: #2453c2; --c1: #d4500f; --c2: #19824f; --c3: #7348d0; --c4: #c2255c; --c5: #0b7285; --c6: #b07800; --c7: #5c940d; --c8: #862e9c; --c9: #56606e;
  --shadow: 0 1px 2px rgba(22, 32, 44, .06), 0 8px 24px rgba(22, 32, 44, .08);
  --f-display: 'Bricolage Grotesque', 'Segoe UI', system-ui, sans-serif;
  --f-ui: 'Instrument Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --pw: 384px; --r: 10px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1218; --surface: #151c25; --surface-2: #1b2430; --paper: #11171f; --grid: #18212c; --grid-major: #212c3a;
    --ink: #e6ebf2; --ink-2: #b3becc; --muted: #8592a4; --line: #283342; --line-2: #34414f;
    --accent: #7ea4ff; --accent-ink: #0b1220; --accent-soft: #1c2942; --accent-line: #3b5590;
    --hl: #ffc83a; --hl-soft: #3b3014; --ok: #46c08b; --ok-soft: #173326; --bad: #ff6d5c; --bad-soft: #3d1d19; --violet: #ab8cff; --violet-soft: #2a2140;
    --vfill: #19212c; --vstroke: #e6ebf2; --edge: #95a2b5; --label-bg: #11171f;
    --c0: #7ea4ff; --c1: #ff8a4c; --c2: #46c08b; --c3: #ab8cff; --c4: #ff6b9a; --c5: #3fc1d6; --c6: #ffc83a; --c7: #9bd34f; --c8: #d77cf0; --c9: #a3adbb;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0d1218; --surface: #151c25; --surface-2: #1b2430; --paper: #11171f; --grid: #18212c; --grid-major: #212c3a;
  --ink: #e6ebf2; --ink-2: #b3becc; --muted: #8592a4; --line: #283342; --line-2: #34414f;
  --accent: #7ea4ff; --accent-ink: #0b1220; --accent-soft: #1c2942; --accent-line: #3b5590;
  --hl: #ffc83a; --hl-soft: #3b3014; --ok: #46c08b; --ok-soft: #173326; --bad: #ff6d5c; --bad-soft: #3d1d19; --violet: #ab8cff; --violet-soft: #2a2140;
  --vfill: #19212c; --vstroke: #e6ebf2; --edge: #95a2b5; --label-bg: #11171f;
  --c0: #7ea4ff; --c1: #ff8a4c; --c2: #46c08b; --c3: #ab8cff; --c4: #ff6b9a; --c5: #3fc1d6; --c6: #ffc83a; --c7: #9bd34f; --c8: #d77cf0; --c9: #a3adbb;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35);
  color-scheme: dark;
}
html, body { height: 100%; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.45 var(--f-ui); -webkit-font-smoothing: antialiased; overflow: hidden; }
* { box-sizing: border-box; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
kbd { font: 600 10.5px var(--f-mono); padding: 1px 5px; border: 1px solid var(--line-2); border-bottom-width: 2px; border-radius: 5px; background: var(--surface-2); color: var(--ink-2); }
.app { height: 100%; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; }

/* ---------- barra superior ---------- */
.bar { display: flex; align-items: center; gap: 10px; padding: 6px 12px; background: var(--surface); border-bottom: 1px solid var(--line); min-width: 0; }
.brand { display: flex; align-items: center; gap: 8px; font: 800 19px/1 var(--f-display); letter-spacing: -.02em; white-space: nowrap; color: var(--ink); text-decoration: none; }
.brand b { color: var(--accent); font-weight: 800; }
.logo { width: 28px; height: 28px; flex: none; }
.status .author { color: var(--ink-2); text-decoration: none; font-weight: 600; }
.status .author:hover { color: var(--accent); text-decoration: underline; }
.about { display: flex; gap: 14px; align-items: center; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-2); margin-bottom: 14px; }
.about img { height: 64px; width: auto; background: #fff; border-radius: 8px; padding: 4px; flex: none; }
.about p { margin: 0; font-size: 13.5px; color: var(--ink-2); line-height: 1.45; } .about p b { color: var(--ink); }

.gname { min-width: 0; width: 220px; border: 1px solid transparent; background: transparent; border-radius: 8px; padding: 5px 8px; font-weight: 600; color: var(--ink-2); text-overflow: ellipsis; }
.gname:hover { border-color: var(--line); } .gname:focus { border-color: var(--accent); background: var(--surface-2); outline: none; color: var(--ink); }
.menus { display: flex; gap: 2px; }
.mwrap { position: relative; }
.mbtn { border: 0; background: transparent; padding: 7px 10px; border-radius: 8px; font-weight: 600; color: var(--ink-2); white-space: nowrap; }
.mbtn:hover, .mbtn[aria-expanded="true"] { background: var(--surface-2); color: var(--ink); }
.dd { position: absolute; top: calc(100% + 4px); left: 0; z-index: 40; min-width: 270px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow); padding: 6px; display: grid; }
.dd button { display: flex; align-items: center; justify-content: space-between; gap: 16px; border: 0; background: transparent; text-align: left; padding: 7px 10px; border-radius: 7px; white-space: nowrap; }
.dd button:hover, .dd button:focus-visible { background: var(--accent-soft); }
.dd button.on::after { content: '✓'; color: var(--accent); font-weight: 700; }
.dd hr { border: 0; border-top: 1px solid var(--line); margin: 5px 4px; }
.dd .dh { font: 600 11px var(--f-ui); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); padding: 6px 10px 2px; }
.bar-r { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.ib { width: 34px; height: 34px; display: grid; place-items: center; border: 0; background: transparent; border-radius: 8px; color: var(--ink-2); }
.ib:hover { background: var(--surface-2); color: var(--ink); } .ib:disabled { opacity: .35; cursor: default; background: transparent; }
.ib svg { width: 18px; height: 18px; }
.zoomv { border: 0; background: transparent; font: 600 12px var(--f-mono); color: var(--ink-2); min-width: 50px; padding: 6px 4px; border-radius: 7px; font-variant-numeric: tabular-nums; }
.zoomv:hover { background: var(--surface-2); }
.sep { width: 1px; height: 22px; background: var(--line); margin: 0 6px; }

/* ---------- zona de trabajo ---------- */
.work { display: grid; grid-template-columns: auto minmax(0, 1fr) var(--pw); min-height: 0; }
.work.nopanel { grid-template-columns: auto minmax(0, 1fr) 0; }
.work.nopanel .panel { display: none; }
.tools { display: flex; flex-direction: column; gap: 4px; padding: 10px 8px; background: var(--surface); border-right: 1px solid var(--line); width: 84px; }
.tool { display: grid; justify-items: center; gap: 2px; border: 1px solid transparent; background: transparent; border-radius: 10px; padding: 8px 4px 6px; color: var(--ink-2); font-size: 12px; font-weight: 600; }
.tool svg { width: 22px; height: 22px; }
.tool kbd { font-size: 9.5px; padding: 0 4px; }
.tool:hover { background: var(--surface-2); color: var(--ink); }
.tool.on { background: var(--accent-soft); border-color: var(--accent-line); color: var(--accent); }
.tsep { height: 1px; background: var(--line); margin: 6px 4px; }
.tlabel { font: 600 10px var(--f-ui); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); text-align: center; }
.seg2 { display: grid; gap: 3px; }
.seg2 button { border: 1px solid var(--line); background: var(--surface); border-radius: 8px; padding: 6px 3px 5px; font-size: 11px; line-height: 1.15; font-weight: 600; color: var(--ink-2); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; text-align: center; }
.seg2 button.on { background: var(--ink); border-color: var(--ink); color: var(--surface); }
.seg2 svg { width: 22px; height: 12px; }

.stage { position: relative; min-width: 0; min-height: 0; overflow: hidden; background-color: var(--paper); touch-action: none; }
#cv { position: absolute; inset: 0; width: 100%; height: 100%; display: block; user-select: none; -webkit-user-select: none; }
.stage.nogrid { background-image: none !important; }
.stage.m-vertex #cv { cursor: crosshair; } .stage.m-edge #cv { cursor: alias; } .stage.m-delete #cv { cursor: not-allowed; }
.stage.panning #cv { cursor: grabbing; }
.hint { position: absolute; left: 12px; top: 12px; max-width: min(560px, calc(100% - 24px)); background: color-mix(in srgb, var(--surface) 92%, transparent); border: 1px solid var(--line); border-radius: 10px; padding: 7px 11px; font-size: 12.5px; color: var(--ink-2); pointer-events: none; box-shadow: var(--shadow); }
.hint b { color: var(--ink); }
.hint:empty { display: none; }
.emptyst { position: absolute; inset: 0; display: grid; place-items: center; pointer-events: none; }
.emptyst > div { text-align: center; color: var(--muted); max-width: 340px; }
.emptyst h3 { font: 800 22px/1.2 var(--f-display); color: var(--ink-2); margin: 0 0 6px; }
.emptyst .eb { pointer-events: auto; margin-top: 12px; display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }

/* ---------- SVG del grafo ---------- */
.ed { color: var(--edge); }
.ed .ln { fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; }
.ed .hit { fill: none; stroke: transparent; stroke-width: 16; }
.ed .ah, .ed .fh { fill: currentColor; stroke: none; }
.ed .wl rect { fill: var(--label-bg); stroke: var(--line); stroke-width: 1; }
.ed .wl text { font: 600 12.5px var(--f-mono); fill: var(--ink); text-anchor: middle; dominant-baseline: central; }
.ed.sel { color: var(--accent); } .ed.sel .ln { stroke-width: 3.6; }
.ed.dash .ln { stroke-dasharray: 7 6; }
.ed:hover .ln { stroke-width: 3.2; }
.vx .body { fill: var(--vfill); stroke: var(--vstroke); stroke-width: 2.2; }
.vx.custom .body { fill: color-mix(in srgb, var(--vc) 20%, var(--vfill)); stroke: var(--vc); }
.vx .vl { font: 600 14px var(--f-ui); fill: var(--ink); text-anchor: middle; dominant-baseline: central; pointer-events: none; }
.vx .vl.out { font-size: 13px; paint-order: stroke; stroke: var(--paper); stroke-width: 4px; stroke-linejoin: round; }
.vx .halo { fill: none; stroke: transparent; stroke-width: 6; }
.vx.sel .halo { stroke: var(--accent); stroke-opacity: .45; }
.vx:hover .body { stroke-width: 3; }
.vx.pending .halo { stroke: var(--hl); stroke-opacity: .9; stroke-dasharray: 5 4; }
.vb rect, .ebd rect { fill: var(--ink); } .vb text, .ebd text { font: 600 11.5px var(--f-mono); fill: var(--surface); text-anchor: middle; dominant-baseline: central; }
#Lui { pointer-events: none; }
.rubber { stroke: var(--hl); stroke-width: 2.5; stroke-dasharray: 6 5; fill: none; }
.boxsel { fill: var(--accent-soft); fill-opacity: .45; stroke: var(--accent); stroke-dasharray: 5 4; }

/* estados de algoritmo — vértices */
.vx.src .body { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 3.4; }
.vx.dst .body { fill: var(--violet-soft); stroke: var(--violet); stroke-width: 3.4; }
.vx.cur .body { fill: var(--hl-soft); stroke: var(--hl); stroke-width: 4; }
.vx.cur .halo { stroke: var(--hl); stroke-opacity: .5; stroke-width: 9; }
.vx.front .body { fill: var(--hl-soft); stroke: var(--hl); stroke-dasharray: 5 3; stroke-width: 3; }
.vx.visit .body { fill: var(--accent-soft); stroke: var(--accent); }
.vx.done .body { fill: var(--ok-soft); stroke: var(--ok); stroke-width: 3; }
.vx.path .body { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 3.4; }
.vx.bad .body { fill: var(--bad-soft); stroke: var(--bad); stroke-width: 3.4; }
.vx.muted { opacity: .32; }
.vx.c0 .body, .vx.c1 .body, .vx.c2 .body, .vx.c3 .body, .vx.c4 .body, .vx.c5 .body, .vx.c6 .body, .vx.c7 .body, .vx.c8 .body, .vx.c9 .body { fill: color-mix(in srgb, var(--cc) 26%, var(--vfill)); stroke: var(--cc); stroke-width: 3.2; }
.c0 { --cc: var(--c0); } .c1 { --cc: var(--c1); } .c2 { --cc: var(--c2); } .c3 { --cc: var(--c3); } .c4 { --cc: var(--c4); } .c5 { --cc: var(--c5); } .c6 { --cc: var(--c6); } .c7 { --cc: var(--c7); } .c8 { --cc: var(--c8); } .c9 { --cc: var(--c9); }
/* estados de algoritmo — aristas */
.ed.tree { color: var(--ok); } .ed.tree .ln { stroke-width: 4; }
.ed.path { color: var(--accent); } .ed.path .ln { stroke-width: 5; }
.ed.cur { color: var(--hl); } .ed.cur .ln { stroke-width: 5; }
.ed.cand { color: var(--hl); } .ed.cand .ln { stroke-width: 3; stroke-dasharray: 7 5; }
.ed.rej { color: var(--bad); } .ed.rej .ln { stroke-dasharray: 3 6; stroke-width: 3; }
.ed.back { color: var(--violet); } .ed.back .ln { stroke-dasharray: 8 5; stroke-width: 3; }
.ed.fwd { color: var(--accent); } .ed.fwd .ln { stroke-dasharray: 2 5; stroke-width: 3; }
.ed.cross { color: var(--muted); } .ed.cross .ln { stroke-dasharray: 2 5; stroke-width: 2.5; }
.ed.faint, .ed.muted { opacity: .25; }
.ed.bad { color: var(--bad); } .ed.bad .ln { stroke-width: 4.5; }
.ed.cut { color: var(--bad); } .ed.cut .ln { stroke-width: 5; stroke-dasharray: 10 5; }
.ed.flow { color: var(--accent); } .ed.flow .ln { stroke-width: 4; }
.ed.flow.sat .ln { stroke-width: 6; }
.ed.c0, .ed.c1, .ed.c2, .ed.c3, .ed.c4, .ed.c5, .ed.c6, .ed.c7, .ed.c8, .ed.c9 { color: var(--cc); }
.ed.c0 .ln, .ed.c1 .ln, .ed.c2 .ln, .ed.c3 .ln, .ed.c4 .ln, .ed.c5 .ln, .ed.c6 .ln, .ed.c7 .ln, .ed.c8 .ln, .ed.c9 .ln { stroke-width: 3.4; }
.ed.tree .wl rect, .ed.path .wl rect, .ed.cur .wl rect, .ed.flow .wl rect, .ed.cut .wl rect, .ed.bad .wl rect { stroke: currentColor; stroke-width: 1.5; }
.ed.eb .wl rect { fill: currentColor; } .ed.eb .wl text { fill: var(--surface); }
.ed.eb:not(.tree):not(.path):not(.cur):not(.flow):not(.cut):not(.bad) .wl rect { fill: var(--ink); }
@media (prefers-reduced-motion: no-preference) {
  .vx .body, .ed .ln { transition: stroke .18s, fill .18s, stroke-width .18s; }
  .vx.cur .halo { animation: pulse 1.1s ease-in-out infinite; }
}
@keyframes pulse { 50% { stroke-opacity: .15; } }

/* ---------- reproductor de pasos ---------- */
.player { position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%); width: min(760px, calc(100% - 24px)); background: var(--surface); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); padding: 10px 12px 8px; display: grid; gap: 8px; }
.ptext { font-size: 13.5px; line-height: 1.5; max-height: 92px; overflow: auto; }
.ptext .vn { background: var(--hl-soft); padding: 0 4px; border-radius: 4px; font-weight: 700; }
.pctl { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.pctl .ib { width: 32px; height: 32px; }
.pctl .play { background: var(--accent); color: var(--accent-ink); }
.pctl .play:hover { background: var(--accent); color: var(--accent-ink); filter: brightness(1.08); }
.pctl input[type=range] { flex: 1; min-width: 80px; accent-color: var(--accent); }
.pcount { font: 600 12px var(--f-mono); color: var(--muted); min-width: 62px; text-align: center; font-variant-numeric: tabular-nums; }
.pctl select { border: 1px solid var(--line); background: var(--surface-2); border-radius: 7px; padding: 4px 6px; font-size: 12px; }
.ptitle { font: 700 11px var(--f-ui); text-transform: uppercase; letter-spacing: .07em; color: var(--accent); }
.phead { display: flex; justify-content: space-between; align-items: center; gap: 8px; }

/* ---------- panel derecho ---------- */
.panel { background: var(--surface); border-left: 1px solid var(--line); display: grid; grid-template-rows: auto minmax(0, 1fr); min-width: 0; min-height: 0; }
.ptabs { display: flex; gap: 2px; padding: 8px 8px 0; border-bottom: 1px solid var(--line); }
.ptabs button[role=tab] { flex: 1; border: 0; background: transparent; padding: 9px 6px 10px; font-weight: 600; color: var(--muted); border-bottom: 2.5px solid transparent; margin-bottom: -1px; }
.ptabs button[role=tab][aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); }
.ptabs .sheetT { display: none; }
.pbody { overflow-y: auto; padding: 14px 16px 24px; min-height: 0; }
.sec { display: grid; gap: 10px; padding-bottom: 16px; margin-bottom: 14px; border-bottom: 1px solid var(--line); }
.sec:last-child { border-bottom: 0; }
.sec h3 { margin: 0; font: 700 11px var(--f-ui); text-transform: uppercase; letter-spacing: .07em; color: var(--muted); }
.sec h2 { margin: 0; font: 800 20px/1.15 var(--f-display); letter-spacing: -.01em; text-wrap: balance; }
.row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.row > label { min-width: 92px; color: var(--ink-2); font-size: 13px; }
.field { display: grid; gap: 4px; } .field > span { font-size: 12.5px; color: var(--ink-2); font-weight: 600; }
.in, select.in, textarea.in { width: 100%; border: 1px solid var(--line); background: var(--surface-2); border-radius: 8px; padding: 7px 9px; min-width: 0; }
.in:focus { border-color: var(--accent); outline: none; background: var(--surface); }
textarea.in { font: 12.5px/1.5 var(--f-mono); resize: vertical; min-height: 110px; }
.btn { border: 1px solid var(--line-2); background: var(--surface); border-radius: 9px; padding: 7px 12px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; justify-content: center; }
.btn:hover { background: var(--surface-2); }
.btn.pri { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.pri:hover { filter: brightness(1.07); background: var(--accent); }
.btn.dng { color: var(--bad); }
.btn.sm { padding: 4px 9px; font-size: 12.5px; border-radius: 7px; }
.btn svg { width: 15px; height: 15px; }
.btns { display: flex; gap: 6px; flex-wrap: wrap; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 9px; padding: 2px; background: var(--surface-2); flex-wrap: wrap; }
.seg button { border: 0; background: transparent; padding: 5px 10px; border-radius: 7px; font-size: 12.5px; font-weight: 600; color: var(--ink-2); }
.seg button.on { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0, 0, 0, .12); }
.swatches { display: flex; gap: 6px; flex-wrap: wrap; }
.sw { width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--surface); box-shadow: 0 0 0 1px var(--line-2); padding: 0; }
.sw.on { box-shadow: 0 0 0 2px var(--ink); }
.sw.none { background: linear-gradient(135deg, var(--vfill) 45%, var(--bad) 46%, var(--bad) 54%, var(--vfill) 55%); }
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.stat { background: var(--surface-2); border-radius: 9px; padding: 8px 10px; }
.stat b { display: block; font: 700 18px var(--f-mono); font-variant-numeric: tabular-nums; }
.stat span { font-size: 11.5px; color: var(--muted); }
.pills { display: flex; gap: 5px; flex-wrap: wrap; }
.pill { font-size: 11.5px; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line); color: var(--ink-2); }
.pill.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; } .pill.no { background: var(--bad-soft); color: var(--bad); border-color: transparent; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.chk { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-2); }
.chk input { accent-color: var(--accent); width: 16px; height: 16px; }
input[type=range].in { padding: 0; accent-color: var(--accent); background: transparent; border: 0; }

/* lista de algoritmos */
.asearch { position: sticky; top: -14px; background: var(--surface); padding: 0 0 10px; z-index: 2; }
.agroup { margin-bottom: 14px; }
.agroup h4 { margin: 0 0 6px; font: 700 11px var(--f-ui); text-transform: uppercase; letter-spacing: .07em; color: var(--muted); }
.aitem { width: 100%; text-align: left; border: 1px solid var(--line); background: var(--surface); border-radius: 10px; padding: 8px 11px; margin-bottom: 5px; display: grid; gap: 1px; }
.aitem:hover { border-color: var(--accent-line); background: var(--accent-soft); }
.aitem b { font-weight: 650; font-size: 13.5px; }
.aitem span { font-size: 12px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.back { border: 0; background: transparent; color: var(--accent); font-weight: 600; padding: 0; justify-self: start; }
.ainfo p { margin: 0; }
.ainfo dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 4px 10px; font-size: 12.5px; }
.ainfo dt { color: var(--muted); font-weight: 600; } .ainfo dd { margin: 0; }
.pick { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px; }
.pick .btn.on { background: var(--hl-soft); border-color: var(--hl); }
.code { background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 0; font: 12px/1.55 var(--f-mono); overflow-x: auto; }
.code div { padding: 1px 12px; white-space: pre; border-left: 3px solid transparent; }
.code div.on { background: var(--hl-soft); border-left-color: var(--hl); }
.code .ln { display: inline-block; width: 20px; color: var(--muted); user-select: none; }
.stbox { font-size: 12.5px; display: grid; gap: 6px; }
.kv { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: 8px; align-items: baseline; font-size: 12.5px; }
.kv > span { color: var(--muted); font-weight: 600; }
.kv > div { min-width: 0; overflow-wrap: anywhere; }
.chip { display: inline-block; font: 600 11.5px var(--f-mono); padding: 1px 7px; margin: 1px 3px 1px 0; border-radius: 6px; background: var(--surface-2); border: 1px solid var(--line); }
.chip.q { background: var(--hl-soft); border-color: transparent; }
.tw { overflow-x: auto; max-width: 100%; }
table.st { border-collapse: collapse; font-size: 12.5px; min-width: 100%; }
table.st th, table.st td { padding: 4px 8px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; font-variant-numeric: tabular-nums; }
table.st th { font-weight: 700; color: var(--muted); font-size: 11.5px; background: var(--surface-2); position: sticky; top: 0; }
table.st tr.cur td { background: var(--hl-soft); } table.st tr.ok td:first-child { color: var(--ok); } table.st tr.faint td { opacity: .4; }
table.mx td, table.mx th { text-align: center; font-family: var(--f-mono); padding: 3px 6px; }
table.mx td:first-child, table.mx th:first-child { text-align: left; }
.chg { background: var(--hl-soft); font-weight: 700; padding: 0 3px; border-radius: 3px; } .piv { color: var(--accent); }
.mats { display: grid; gap: 10px; } .mt { font: 700 11px var(--f-ui); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 3px; }
.res .big { font: 800 22px/1.2 var(--f-display); margin: 0; }
.res .big b { color: var(--accent); }
.note { font-size: 12.5px; color: var(--ink-2); margin: 0; }
.warn { font-size: 12.5px; color: var(--bad); background: var(--bad-soft); padding: 7px 10px; border-radius: 8px; margin: 0; }
.tag { font-size: 11px; background: var(--violet-soft); color: var(--violet); padding: 0 6px; border-radius: 5px; font-weight: 600; }
.legend { font-size: 12px; color: var(--muted); display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 0; }
.lg { display: inline-block; width: 22px; height: 0; border-top: 3px solid; vertical-align: middle; margin-right: 3px; }
.lg.tree { border-color: var(--ok); } .lg.back { border-color: var(--violet); border-top-style: dashed; } .lg.fwd { border-color: var(--accent); border-top-style: dotted; } .lg.cross { border-color: var(--muted); border-top-style: dotted; }
.views { display: grid; gap: 4px; max-height: 260px; overflow-y: auto; }
.views button { text-align: left; border: 1px solid var(--line); background: var(--surface); border-radius: 8px; padding: 6px 9px; display: grid; }
.views button.on { border-color: var(--accent); background: var(--accent-soft); }
.views button span { font-size: 11.5px; color: var(--muted); }
.err { color: var(--bad); background: var(--bad-soft); border-radius: 10px; padding: 10px 12px; font-size: 13px; }
.mxout { font: 12px/1.5 var(--f-mono); background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px; white-space: pre; overflow: auto; max-height: 340px; }

/* ---------- barra de estado ---------- */
.status { display: flex; gap: 14px; align-items: center; padding: 5px 14px; background: var(--surface); border-top: 1px solid var(--line); font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; }
.status b { color: var(--ink-2); font-weight: 600; font-variant-numeric: tabular-nums; }
.status .grow { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; }

/* ---------- edición en línea, menú contextual, avisos ---------- */
.inl { position: absolute; z-index: 30; width: 110px; padding: 5px 8px; border: 2px solid var(--accent); border-radius: 8px; background: var(--surface); font: 600 13px var(--f-mono); box-shadow: var(--shadow); }
.ctx { position: absolute; z-index: 35; min-width: 190px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow); padding: 5px; display: grid; }
.ctx button { border: 0; background: transparent; text-align: left; padding: 7px 10px; border-radius: 7px; }
.ctx button:hover { background: var(--accent-soft); } .ctx button.dng { color: var(--bad); }
.ctx hr { border: 0; border-top: 1px solid var(--line); margin: 4px; }
.toast { position: fixed; left: 50%; top: calc(60px + env(safe-area-inset-top, 0px)); transform: translate(-50%, -12px); background: var(--ink); color: var(--surface); padding: 9px 16px; border-radius: 10px; font-weight: 600; font-size: 13px; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 80; max-width: calc(100% - 32px); }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

/* ---------- diálogos ---------- */
.modal { position: fixed; inset: 0; z-index: 60; background: rgba(10, 16, 24, .45); display: grid; place-items: center; padding: 16px; }
.dlg { width: min(720px, 100%); max-height: calc(100% - 24px); background: var(--surface); border-radius: 16px; box-shadow: var(--shadow); display: grid; grid-template-rows: auto minmax(0, 1fr) auto; overflow: hidden; }
.dlg > header { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px 10px 20px; border-bottom: 1px solid var(--line); }
.dlg h2 { margin: 0; font: 800 20px var(--f-display); letter-spacing: -.01em; }
.mbody { padding: 16px 20px; overflow-y: auto; }
.mfoot { padding: 12px 20px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }
.mfoot:empty { display: none; }
.gal { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.card { text-align: left; border: 1px solid var(--line); background: var(--surface); border-radius: 12px; padding: 0; overflow: hidden; display: grid; }
.card:hover { border-color: var(--accent); box-shadow: var(--shadow); }
.card svg { width: 100%; height: 110px; display: block; background: var(--paper); border-bottom: 1px solid var(--line); }
.card .cb { padding: 9px 11px 11px; display: grid; gap: 3px; }
.card b { font-size: 14px; } .card span { font-size: 12px; color: var(--muted); }
.card .pills { margin-top: 3px; }
.help h3 { font: 800 16px var(--f-display); margin: 16px 0 6px; } .help h3:first-child { margin-top: 0; }
.help p, .help li { font-size: 13.5px; color: var(--ink-2); } .help ul { padding-left: 18px; margin: 4px 0; }
.keys { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 6px 14px; font-size: 13px; }
.keys div { display: flex; justify-content: space-between; gap: 8px; border-bottom: 1px dashed var(--line); padding: 4px 0; }
.gform { display: grid; gap: 12px; }
.gtypes { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 6px; }
.gtypes button { border: 1px solid var(--line); background: var(--surface); border-radius: 9px; padding: 8px 10px; text-align: left; font-weight: 600; font-size: 13px; }
.gtypes button.on { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.g2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }

/* ---------- pantallas angostas ---------- */
@media (max-width: 900px) { .gname { width: 140px; } .menus .mbtn { padding: 7px 7px; } }
@media (max-width: 820px) {
  .bar { flex-wrap: wrap; gap: 4px 8px; padding: 6px 10px; }
  .gname { order: 3; flex: 1 1 100%; width: auto; }
  .bar-r { margin-left: auto; } .zoomv, .bar-r .sep { display: none; }
  .brand span { display: none; }
  .work { grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr) auto; }
  .work.nopanel { grid-template-columns: minmax(0, 1fr); }
  .tools { position: absolute; z-index: 20; left: 8px; top: 8px; width: auto; flex-direction: column; padding: 5px; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); }
  .tools .tool { padding: 6px; } .tools .tool span, .tools .tool kbd, .tools .tlabel, .tools .tsep { display: none; }
  .tools .seg2 button span { display: none; }
  .stage { grid-row: 1; } .work { position: relative; }
  .hint { left: 70px; }
  .panel { grid-row: 2; border-left: 0; border-top: 1px solid var(--line); max-height: 48vh; }
  .panel.collapsed .pbody { display: none; }
  .ptabs .sheetT { display: grid; flex: none; width: 36px; }
  .player { bottom: 8px; }
  .status { display: none; }
  .toast { top: auto; bottom: calc(50% + 10px); }
  .panel { max-height: 44vh; }
  .bar-r .ib { width: 32px; height: 32px; }
}
@media (max-width: 520px) { .menus { order: 2; } .dd { min-width: 240px; } .ptabs button[role=tab] { font-size: 13px; padding: 8px 3px; } .kv { grid-template-columns: 92px minmax(0, 1fr); } }


/* idioma */
.langb { display: inline-flex; align-items: center; border: 1px solid var(--line-2, var(--line)); background: var(--surface-2); border-radius: 999px; padding: 2px; margin-right: 4px; font: 700 11.5px var(--f-ui); letter-spacing: .04em; cursor: pointer; }
.langb span { padding: 4px 8px; border-radius: 999px; color: var(--muted); }
.langb span.on { background: var(--accent); color: var(--accent-ink); }
.langb:hover span:not(.on) { color: var(--ink); }
.about a { color: var(--accent); font-weight: 600; }
@media (max-width: 520px) { .langb span { padding: 3px 6px; } }

/* autoría: enlace a GitHub antes del logo */
.gh { display: flex; align-items: center; gap: 7px; padding: 4px 12px 4px 2px; margin-right: 2px; border-right: 1px solid var(--line); color: var(--ink-2); text-decoration: none; font: 600 12.5px var(--f-mono); white-space: nowrap; flex: none; }
.gh svg { width: 18px; height: 18px; flex: none; }
.gh:hover { color: var(--accent); }
@media (max-width: 640px) { .gh span { display: none; } .gh { padding-right: 8px; } }