/* Utila interview prep. Dark, dense, built to be scanned at 6am with coffee,
   and to be legible if he ends up sharing the screen. */
:root {
  --bg: #0e1116; --panel: #151a21; --panel2: #1b222b; --line: #2a333f;
  --fg: #e8edf3; --muted: #93a1b2; --accent: #4ea3ff; --accent2: #8b7bff;
  --good: #2f9e63; --warn: #d9a21a; --bad: #e0554a;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg); font-family: var(--sans);
  font-size: 15px; line-height: 1.55; -webkit-text-size-adjust: 100%;
}
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 18px; }

/* ---- header ---- */
.top { background: linear-gradient(180deg, #121823, #0e1116); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20; }
.top-row { display: flex; flex-wrap: wrap; gap: 10px 24px; align-items: flex-start;
  justify-content: space-between; padding: 14px 0 10px; }
h1 { margin: 0; font-size: 1.25rem; letter-spacing: -0.01em; }
.sub { margin: 2px 0 0; color: var(--muted); font-size: .85rem; }
.legend-src { font-size: .7rem; color: var(--muted); max-width: 46ch; line-height: 1.9; }

.tabs { display: flex; flex-wrap: wrap; gap: 4px; padding-bottom: 8px; }
.tabs button {
  font: 600 .82rem/1 var(--sans); color: var(--muted); background: transparent;
  border: 1px solid transparent; border-radius: 7px; padding: .5rem .7rem; cursor: pointer;
}
.tabs button:hover { color: var(--fg); background: var(--panel2); }
.tabs button[aria-selected="true"] { color: #fff; background: var(--panel2); border-color: var(--line); }

/* ---- layout ---- */
main { padding: 18px 0 40px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 860px) { .grid2 { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; margin-bottom: 14px; }
.card h2 { margin: 0 0 8px; font-size: 1rem; }
.card h3 { margin: 10px 0 4px; font-size: .9rem; }
.card.alert { border-left: 3px solid var(--accent); }
.card.warn { border-left: 3px solid var(--warn); }
.lead { font-size: 1.02rem; }
.tiny { font-size: .74rem; color: var(--muted); }
p { margin: 0 0 .7rem; }

/* ---- source tags: the whole point is that nothing is unattributed ---- */
.src { display: inline-block; font-size: .62rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; padding: .08rem .3rem; border-radius: 3px; vertical-align: middle;
  margin: 0 .15rem; }
.src-jd { background: #1d4e8f; color: #dce9fb; }
.src-doc { background: #2b3a4d; color: #cfe0f2; }
.src-live { background: #1f5c42; color: #d4f3e2; }
.src-site { background: #4a3a6b; color: #e3d9f7; }
.src-est { background: #6b4a1f; color: #f7e6c9; }

/* ---- tables ---- */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .4rem .5rem; border-bottom: 1px solid var(--line);
  vertical-align: top; }
th { font-size: .76rem; color: var(--muted); font-weight: 600; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.kv td:first-child { color: var(--muted); width: 42%; }
.delta th, .delta td { font-size: .86rem; }
.up { color: var(--good); font-weight: 700; }
.flat { color: var(--muted); }

.tam input[type=range] { width: 100%; max-width: 160px; accent-color: var(--accent); }
.tam tfoot th { font-size: .86rem; color: var(--fg); }
.tam tfoot .sam th { color: var(--accent); }
.tam tfoot .som th { color: var(--accent2); }
.tam tfoot #tam-total, .tam tfoot #sam-total, .tam tfoot #som-total { font-size: 1.05rem; }
label.inline { display: inline-flex; gap: .5rem; align-items: center; font-size: .78rem;
  color: var(--muted); }

/* ---- bits ---- */
.ticks { margin: .4rem 0; padding-left: 1.1rem; }
.ticks li { margin: .2rem 0; }
.steps { margin: .4rem 0; padding-left: 1.2rem; }
.steps li { margin: .35rem 0; }
blockquote { margin: .5rem 0 .8rem; padding: .6rem .8rem; background: var(--panel2);
  border-left: 3px solid var(--accent2); border-radius: 0 6px 6px 0; font-size: .92rem; }
blockquote cite { display: block; margin-top: .4rem; font-size: .74rem; color: var(--muted);
  font-style: normal; }
.insight-inline { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px;
  padding: .6rem .8rem; font-size: .92rem; }
code { background: var(--panel2); padding: 0 .25rem; border-radius: 3px; font-size: .85em; }

.stats { display: flex; flex-wrap: wrap; gap: 10px; }
.stat { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px;
  padding: .55rem .7rem; min-width: 150px; flex: 1 1 150px; }
.stat b { display: block; font-size: 1.15rem; }
.stat span { font-size: .72rem; color: var(--muted); }

.slider { display: block; margin: .6rem 0; font-size: .8rem; color: var(--muted); }
.slider input { display: block; width: 100%; margin-top: .3rem; accent-color: var(--accent); }
.slider output { color: var(--fg); font-weight: 700; }
.bigstat { margin: .8rem 0 .4rem; }
.bigstat span { font-size: 1.9rem; font-weight: 700; color: var(--accent); }
.bigstat small { display: block; font-size: .74rem; color: var(--muted); }

/* ---- competitors ---- */
.filters { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; margin-bottom: 10px; }
.filters label { font-size: .78rem; color: var(--muted); display: flex; gap: .4rem; align-items: center; }
.filters input, .filters select { font: inherit; font-size: .85rem; background: var(--panel2);
  color: var(--fg); border: 1px solid var(--line); border-radius: 6px; padding: .3rem .45rem; }
.complist { display: grid; gap: 10px; }
.comp { background: var(--panel2); border: 1px solid var(--line); border-radius: 9px; padding: 10px 12px; }
.comp-head { display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: baseline; }
.comp-head b { font-size: .98rem; }
.pill { font-size: .66rem; text-transform: uppercase; letter-spacing: .05em; padding: .1rem .35rem;
  border: 1px solid var(--line); border-radius: 4px; color: var(--muted); }
.comp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 16px; margin-top: 8px;
  font-size: .86rem; }
@media (max-width: 760px) { .comp-grid { grid-template-columns: 1fr; } }
.comp-grid h4 { margin: 0 0 .1rem; font-size: .72rem; color: var(--muted); text-transform: uppercase;
  letter-spacing: .05em; }
.threat { font-size: .68rem; font-weight: 700; padding: .1rem .35rem; border-radius: 4px; }
.t-high { background: var(--bad); color: #fff; }
.t-med { background: var(--warn); color: #241c05; }
.t-low { background: #3a4654; color: var(--fg); }

/* ---- battlecards ---- */
.bc { background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--bad);
  border-radius: var(--radius); padding: 12px 14px; margin-bottom: 12px; }
.bc h3 { margin: 0 0 6px; font-size: 1rem; }
.bc dl { margin: 0; display: grid; grid-template-columns: 170px 1fr; gap: 6px 12px; font-size: .88rem; }
@media (max-width: 760px) { .bc dl { grid-template-columns: 1fr; gap: 2px; } }
.bc dt { color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .05em;
  padding-top: .15rem; }
.bc dd { margin: 0; }

/* ---- reqs / gaps / overlap / stars / plan ---- */
.req { border-bottom: 1px solid var(--line); padding: .55rem 0; display: grid;
  grid-template-columns: 1fr 1fr auto; gap: 4px 14px; align-items: start; }
@media (max-width: 860px) { .req { grid-template-columns: 1fr; } }
.req .them { font-size: .88rem; }
.req .you { font-size: .88rem; color: #cfe0f2; }
.verdict { font-size: .66rem; font-weight: 700; padding: .12rem .4rem; border-radius: 4px;
  white-space: nowrap; height: fit-content; }
.v-strong { background: var(--good); color: #fff; }
.v-ok { background: #2f6fae; color: #fff; }
.v-gap { background: var(--warn); color: #241c05; }

.gap { margin-bottom: .9rem; }
.gap b { display: block; }
.gap .bridge { background: var(--panel2); border-left: 3px solid var(--good); padding: .45rem .7rem;
  border-radius: 0 6px 6px 0; font-size: .88rem; margin-top: .25rem; }

.overlap { display: grid; gap: 6px; }
.ov { display: grid; grid-template-columns: 150px 1fr; gap: 10px; font-size: .86rem;
  border-bottom: 1px solid var(--line); padding-bottom: .35rem; }
@media (max-width: 760px) { .ov { grid-template-columns: 1fr; gap: 0; } }
.ov b { color: var(--accent); }

.star { border-bottom: 1px solid var(--line); padding: .5rem 0; }
.star summary { cursor: pointer; font-weight: 600; font-size: .9rem; }
.star p { margin: .4rem 0 0; font-size: .87rem; }
.star p b { color: var(--muted); }

.plan { display: grid; gap: 8px; }
.pl { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: .5rem .7rem; }
.pl b { color: var(--accent); }
.pl ul { margin: .3rem 0 0; padding-left: 1.1rem; font-size: .86rem; }

/* ---- q&a / ask ---- */
details.qa { border-bottom: 1px solid var(--line); padding: .55rem 0; }
details.qa summary { cursor: pointer; font-weight: 600; font-size: .92rem; }
details.qa summary::marker { color: var(--accent); }
details.qa .ans { margin-top: .5rem; font-size: .9rem; }
details.qa .ans em { color: var(--muted); }
.askgroup { margin-bottom: 1rem; }
.askgroup h3 { margin: 0 0 .3rem; font-size: .8rem; text-transform: uppercase;
  letter-spacing: .05em; color: var(--accent); }
.askgroup ul { margin: 0; padding-left: 1.1rem; }
.askgroup li { margin: .3rem 0; font-size: .9rem; }
.askgroup li span { display: block; font-size: .74rem; color: var(--muted); }

/* ---- drill ---- */
.drill-bar { display: flex; gap: 8px; align-items: center; margin: .6rem 0; flex-wrap: wrap; }
.btn { font: 600 .84rem/1 var(--sans); padding: .5rem .8rem; border-radius: 7px; cursor: pointer;
  background: var(--accent); color: #06121f; border: 1px solid transparent; }
.btn.ghost { background: transparent; color: var(--fg); border-color: var(--line); }
.btn.good { background: var(--good); color: #fff; }
.btn.bad { background: var(--bad); color: #fff; }
.flash { background: var(--panel2); border: 1px solid var(--line); border-radius: 9px;
  padding: 18px; min-height: 120px; display: flex; flex-direction: column; justify-content: center; }
.flash-q { font-size: 1.1rem; font-weight: 600; }
.flash-a { margin-top: .7rem; font-size: 1.5rem; font-weight: 700; color: var(--accent); }

.foot { color: var(--muted); font-size: .72rem; padding: 14px 18px 30px; border-top: 1px solid var(--line); }
.foot b { color: #cfe0f2; }