:root {
  --bg: #fafaf8; --panel: #ffffff; --ink: #16181d; --sub: #5c6270; --line: #e6e5e0; --soft: #f3f2ee;
  --brand: #0f5c4a; --brand-ink: #ffffff; --brand-soft: #e3f0ec;
  --ok: #1f7a4d; --ok-bg: #e5f4ec; --warn: #8a5a00; --warn-bg: #fdf1d8; --bad: #a3322a; --bad-bg: #fbe7e5; --muted-bg: #efefec;
  --casa: #2e7d32; --edge: #1565c0; --leed: #6a8a00;
  --r: 12px; --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121416; --panel: #1a1d20; --ink: #ecedee; --sub: #a0a6b0; --line: #2b2f34; --soft: #22262a;
    --brand: #4fbf9b; --brand-ink: #0b1f19; --brand-soft: #173a31;
    --ok: #6fd39d; --ok-bg: #173327; --warn: #f0c060; --warn-bg: #3a2e14; --bad: #f08a80; --bad-bg: #3c1d1a; --muted-bg: #26292d;
    --casa: #7cc97f; --edge: #78aef0; --leed: #b9d35a;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 "Segoe UI", system-ui, -apple-system, sans-serif; }
a { color: inherit; }
button { font: inherit; cursor: pointer; }
.app { display: grid; grid-template-columns: 248px 1fr; min-height: 100vh; }
.nav { border-right: 1px solid var(--line); padding: 18px 12px; background: var(--panel); position: sticky; top: 0; height: 100vh; overflow: auto; }
.marca { display: flex; gap: 10px; align-items: center; padding: 4px 8px 18px; }
.marca .logo { width: 38px; height: 38px; border-radius: 9px; background: var(--brand); color: var(--brand-ink); display: grid; place-items: center; font-weight: 800; letter-spacing: -.5px; }
.marca b { display: block; letter-spacing: .5px; }
.marca small { color: var(--sub); font-size: 12px; }
.nav h6 { margin: 16px 8px 6px; font-size: 12px; font-weight: 500; color: var(--sub); }
.nav a { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 9px; text-decoration: none; color: var(--ink); }
.nav a:hover { background: var(--soft); }
.nav a.on { background: var(--ink); color: var(--bg); }
.nav a.off { color: var(--sub); pointer-events: none; opacity: .6; }
.nav .n { font: 12px var(--mono); color: var(--sub); }
.nav a.on .n { color: inherit; opacity: .8; }
.punto { width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-right: 8px; }
main { min-width: 0; }
.top { display: flex; align-items: center; gap: 12px; padding: 14px 28px; border-bottom: 1px solid var(--line); }
.icon { border: 0; background: none; color: var(--sub); font-size: 18px; display: none; }
.crumbs { color: var(--sub); font-size: 14px; }
.crumbs b { color: var(--ink); font-weight: 500; }
.vista { padding: 28px; max-width: 1180px; }
h1 { font-size: 34px; line-height: 1.12; letter-spacing: -1px; margin: 8px 0 12px; max-width: 760px; }
h2 { font-size: 22px; letter-spacing: -.4px; margin: 0 0 6px; }
h3 { font-size: 16px; margin: 0; }
.lead { color: var(--sub); font-size: 17px; max-width: 720px; margin: 0 0 24px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.carga h3 { margin-bottom: 6px; }
.carga p { color: var(--sub); font-size: 14px; margin: 0 0 14px; }
.btn { border: 0; border-radius: 10px; padding: 11px 18px; background: var(--ink); color: var(--bg); font-weight: 600; }
.btn.sec { background: var(--soft); color: var(--ink); border: 1px solid var(--line); }
.btn:disabled { opacity: .5; cursor: default; }
.pill { display: inline-flex; align-items: center; gap: 6px; border-radius: 99px; padding: 2px 10px; font: 12px var(--mono); white-space: nowrap; }
.pill.ok { background: var(--ok-bg); color: var(--ok); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.pill.bad { background: var(--bad-bg); color: var(--bad); }
.pill.muted { background: var(--muted-bg); color: var(--sub); }
.callout { border-radius: 10px; padding: 12px 14px; margin: 0 0 16px; font-size: 14px; background: var(--soft); border: 1px solid var(--line); }
.callout.warn { background: var(--warn-bg); border-color: transparent; color: var(--ink); }
.callout.bad { background: var(--bad-bg); border-color: transparent; }
.drop { border: 1.5px dashed var(--line); border-radius: var(--r); padding: 18px; text-align: center; color: var(--sub); margin-top: 16px; }
.drop.over { border-color: var(--brand); background: var(--brand-soft); }
.kpi { padding: 16px; }
.kpi .v { font-size: 26px; font-weight: 700; letter-spacing: -.5px; }
.kpi .l { color: var(--sub); font-size: 13px; }
.barra { height: 6px; border-radius: 3px; background: var(--soft); overflow: hidden; margin-top: 8px; }
.barra i { display: block; height: 100%; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-weight: 500; color: var(--sub); font-size: 12px; padding: 8px 10px; border-bottom: 1px solid var(--line); }
td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr.clic { cursor: pointer; }
tr.clic:hover td { background: var(--soft); }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.chips { display: flex; flex-wrap: wrap; gap: 4px; }
.chip { font: 12px var(--mono); padding: 1px 7px; border-radius: 6px; background: var(--soft); border: 1px solid var(--line); text-decoration: none; }
.chip.casa { border-left: 3px solid var(--casa); } .chip.edge { border-left: 3px solid var(--edge); } .chip.leed { border-left: 3px solid var(--leed); }
.dos { display: grid; grid-template-columns: 290px 1fr; gap: 20px; align-items: start; }
.cats { position: sticky; top: 16px; }
.cats .sec { font-size: 12px; color: var(--sub); margin: 0 0 8px; }
.cats button { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 9px 12px; margin-bottom: 4px; border: 1px solid transparent; border-radius: 10px; background: none; color: var(--ink); text-align: left; }
.cats button:hover { background: var(--soft); }
.cats button.on { border-color: var(--line); background: var(--panel); box-shadow: 0 1px 2px rgba(0,0,0,.05); }
.req { margin-bottom: 10px; padding: 0; }
.req summary { list-style: none; cursor: pointer; padding: 14px 16px; display: grid; grid-template-columns: 70px 1fr auto; gap: 12px; align-items: center; }
.req summary::-webkit-details-marker { display: none; }
.req .cod { font: 600 13px var(--mono); }
.req .meta { color: var(--sub); font-size: 13px; }
.req .cuerpo { padding: 0 16px 16px 98px; font-size: 14px; }
.req dl { display: grid; grid-template-columns: 170px 1fr; gap: 6px 14px; margin: 0; }
.req dt { color: var(--sub); }
.req dd { margin: 0; }
.modelo { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 12px; }
.modelo h4 { margin: 0 0 8px; font-size: 13px; }
.tabs { display: flex; gap: 6px; margin: 0 0 16px; flex-wrap: wrap; }
.tabs button { border: 1px solid var(--line); background: var(--panel); border-radius: 99px; padding: 6px 14px; color: var(--ink); }
.tabs button.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.nota { color: var(--sub); font-size: 13px; }
.mono { font-family: var(--mono); font-size: 12px; }
.prog { margin-top: 12px; font: 12px var(--mono); color: var(--sub); white-space: pre-wrap; max-height: 160px; overflow: auto; background: var(--soft); border-radius: 8px; padding: 8px 10px; }
.hidden { display: none !important; }
@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .nav { position: fixed; z-index: 5; left: 0; width: 260px; transform: translateX(-100%); transition: transform .2s; }
  .nav.abierto { transform: none; }
  .icon { display: block; }
  .vista { padding: 16px; }
  .grid3, .grid4, .dos { grid-template-columns: 1fr; }
  .cats { position: static; }
  .req .cuerpo { padding: 0 16px 16px; }
  .req dl { grid-template-columns: 1fr; }
  table { display: block; overflow-x: auto; }
}