:root {
  --bg: #f2f5f4; --surface: #fff; --sunken: #e8eeec; --ink: #16242b; --muted: #56666d; --line: #d3dcda;
  --accent: #0d5b6b; --accent-soft: #d7e9ec; --gold: #e9b93f; --bar: #1f7a8c; --bar-bg: #e3ecea;
  --good: #2b7a3d; --good-soft: #dcefe0; --warn: #a86400; --warn-soft: #fbecd0; --bad: #b3261e; --bad-soft: #f8dedb;
  --soll: #2b56b0; --haben: #9c4a1c;
  --f-display: "Archivo", Arial, sans-serif; --f-body: "Source Sans 3", "Segoe UI", system-ui, sans-serif; --f-mono: "IBM Plex Mono", Consolas, monospace;
  --r: 10px;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0f191c; --surface: #172327; --sunken: #0b1416; --ink: #e3ecec; --muted: #9db0b3; --line: #2b3d42;
  --accent: #5fb7c6; --accent-soft: #183b43; --bar: #5fb7c6; --bar-bg: #22343a;
  --good: #7fd08f; --good-soft: #173a22; --warn: #f0b45a; --warn-soft: #3e2e12; --bad: #ff8a80; --bad-soft: #45201d; --soll: #8fb1ff; --haben: #f0a374; color-scheme: dark; } }
:root[data-theme="dark"] { --bg: #0f191c; --surface: #172327; --sunken: #0b1416; --ink: #e3ecec; --muted: #9db0b3; --line: #2b3d42; --accent: #5fb7c6; --accent-soft: #183b43; --bar: #5fb7c6; --bar-bg: #22343a; --good: #7fd08f; --good-soft: #173a22; --warn: #f0b45a; --warn-soft: #3e2e12; --bad: #ff8a80; --bad-soft: #45201d; color-scheme: dark; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.45 var(--f-body); }
[hidden] { display: none !important; }
h1, h2, h3 { font-family: var(--f-display); margin: 0; line-height: 1.15; }
h2 { font-size: 1.15rem; margin: 28px 0 10px; }
p { margin: 0; }
.muted { color: var(--muted); font-size: .9rem; }
.eyebrow { font: 800 .72rem var(--f-display); letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.num { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.btn { display: inline-flex; align-items: center; gap: 6px; border: 2px solid var(--accent); background: var(--accent); color: var(--surface); font: 700 .92rem var(--f-body); border-radius: 8px; padding: 8px 14px; cursor: pointer; text-decoration: none; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.danger { border-color: var(--bad); color: var(--bad); }
.btn.sm { padding: 5px 10px; font-size: .85rem; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }
.fld { display: flex; flex-direction: column; gap: 4px; font-weight: 700; font-size: .85rem; min-width: 0; }
.fld input { font: 1rem var(--f-body); padding: 8px 10px; border: 1.5px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink); width: 100%; }
.check { display: flex; gap: 8px; align-items: flex-start; font-size: .88rem; }

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 28px; width: min(380px, 100%); display: flex; flex-direction: column; gap: 14px; }
.login-card h1 span, .brand span { color: var(--gold); }
.login-card h1 small, .brand small { display: block; font-size: .5em; color: var(--muted); font-weight: 600; letter-spacing: .06em; }
.err { color: var(--bad); font-weight: 700; min-height: 1.2em; }

.app { display: grid; grid-template-columns: 300px minmax(0, 1fr); min-height: 100vh; }
.nav { background: var(--surface); border-right: 1px solid var(--line); padding: 20px; display: flex; flex-direction: column; gap: 14px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.brand { font: 900 1.5rem var(--f-display); }
.new { display: flex; flex-direction: column; gap: 10px; background: var(--sunken); border-radius: var(--r); padding: 14px; }
.new h2, .nav-h { margin: 0; font-size: .95rem; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.sessions { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.sessions li { padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line); cursor: pointer; display: flex; flex-direction: column; gap: 2px; }
.sessions li[aria-current="true"] { border-color: var(--accent); background: var(--accent-soft); }
.sessions li b { font-family: var(--f-display); }
.sessions li small { color: var(--muted); }
.sessions .code { font-family: var(--f-mono); letter-spacing: .12em; }

.main { padding: 24px 28px 60px; min-width: 0; }
.placeholder { display: grid; place-items: center; min-height: 60vh; color: var(--muted); }
.d-head { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; flex-wrap: wrap; }
.d-head h1 { font-size: 2rem; margin: 4px 0; }
.codebox { background: var(--ink); color: var(--bg); border-radius: 14px; padding: 12px 20px; text-align: center; cursor: zoom-in; }
.codebox small { display: block; font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; opacity: .7; }
.codebox b { display: block; font: 600 2.2rem var(--f-mono); letter-spacing: .25em; color: var(--gold); }
.codebox span { font-size: .8rem; opacity: .7; }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin: 18px 0 6px; }
.live { margin-left: auto; font-size: .8rem; color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }
.live::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--good); animation: blink 2s infinite; }
@keyframes blink { 50% { opacity: .3; } }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-top: 16px; }
.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px; }
.kpi small { display: block; color: var(--muted); font-weight: 700; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; }
.kpi b { font: 600 1.7rem var(--f-mono); }
.kpi span { color: var(--muted); font-size: .85rem; margin-left: 4px; }
.queue { margin-bottom: 10px; color: var(--muted); }
.live-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 12px; }
.lg { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 14px; display: flex; flex-direction: column; gap: 8px; }
.lg h3 { display: flex; justify-content: space-between; gap: 8px; align-items: center; font-size: 1.05rem; }
.lg table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.lg td { padding: 3px 4px; border-bottom: 1px solid var(--line); }
.lg td.n { text-align: right; font-family: var(--f-mono); }
.lg tr.cur td { font-weight: 700; }
.pill { font: 700 .72rem var(--f-body); border-radius: 999px; padding: 2px 8px; background: var(--sunken); }
.pill.run { background: var(--accent-soft); color: var(--accent); }
.pill.close { background: var(--warn-soft); color: var(--warn); }
.sw { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.off { opacity: .5; }

.tbl-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
.tbl { width: 100%; border-collapse: collapse; font-size: .9rem; min-width: 640px; }
.tbl th, .tbl td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl th { font: 800 .72rem var(--f-display); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); background: var(--sunken); position: sticky; top: 0; cursor: pointer; user-select: none; }
.tbl td.n { text-align: right; font-family: var(--f-mono); }
.tbl tbody tr { cursor: pointer; }
.tbl tbody tr:hover { background: var(--sunken); }
.tbl.bars { min-width: 420px; }
.tbl.bars tbody tr { cursor: default; }
.meter { display: flex; align-items: center; gap: 8px; min-width: 160px; }
.meter .track { flex: 1; height: 10px; background: var(--bar-bg); border-radius: 4px; overflow: hidden; }
.meter .fill { height: 100%; background: var(--bar); border-radius: 0 4px 4px 0; }
.meter .v { font-family: var(--f-mono); width: 3.6em; text-align: right; }
.st { display: inline-flex; align-items: center; gap: 4px; font-weight: 700; font-size: .85rem; border-radius: 6px; padding: 1px 6px; }
.st.good { color: var(--good); background: var(--good-soft); } .st.warn { color: var(--warn); background: var(--warn-soft); } .st.bad { color: var(--bad); background: var(--bad-soft); }
.err-cell { font-family: var(--f-mono); }
.err-cell.hi { color: var(--bad); font-weight: 700; }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 20px; }
.ended { display: flex; flex-direction: column; gap: 8px; }
.ended details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 10px 14px; }
.ended summary { cursor: pointer; font-weight: 700; }

.drawer { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 20; display: flex; justify-content: flex-end; }
.drawer-in { background: var(--bg); width: min(860px, 100%); height: 100%; overflow-y: auto; padding: 24px; display: flex; flex-direction: column; gap: 10px; animation: slide .25s both; }
@keyframes slide { from { transform: translateX(40px); opacity: 0; } }
.drawer-in h2 { margin-top: 18px; }
.task { background: var(--surface); border: 1px solid var(--line); border-left: 5px solid var(--line); border-radius: 8px; padding: 10px 12px; display: flex; flex-direction: column; gap: 6px; }
.task.ok { border-left-color: var(--good); } .task.part { border-left-color: var(--warn); } .task.bad { border-left-color: var(--bad); } .task.open { border-left-color: var(--muted); }
.task .meta { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: .82rem; flex-wrap: wrap; }
.att { font-size: .85rem; font-family: var(--f-mono); display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.att .k { border-radius: 4px; padding: 0 5px; }
.att .k.r { background: var(--good-soft); } .att .k.w { background: var(--bad-soft); text-decoration: line-through; text-decoration-color: var(--bad); }
.sol { font-family: var(--f-mono); font-size: .85rem; }
.sol .s { color: var(--soll); font-weight: 600; } .sol .h { color: var(--haben); font-weight: 600; }
.beamer { position: fixed; inset: 0; z-index: 30; background: #0b2f33; color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px; cursor: zoom-out; text-align: center; padding: 20px; }
.beamer b { font: 600 clamp(4rem, 16vw, 12rem) var(--f-mono); letter-spacing: .2em; color: var(--gold); }
.beamer p { font-size: clamp(1.2rem, 3vw, 2.2rem); }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 999px; font-weight: 700; z-index: 40; }
@media (max-width: 900px) { .app { grid-template-columns: 1fr; } .nav { position: static; height: auto; } .main { padding: 16px; } }