:root {
  --bg: #f6f5f1; --card: #fff; --ink: #1d2421; --muted: #5d6762; --line: #dcdad2;
  --accent: #2f6f5e; --accent-ink: #fff; --accent2: #c2562d; --warn: #b3261e; --code: #eeece5;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #151a18; --card: #1e2522; --ink: #e8ece9; --muted: #9aa5a0; --line: #333d38; --accent: #5fb89f; --accent-ink: #0d1512; --accent2: #e58a62; --warn: #ff8a80; --code: #29322e; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
code { background: var(--code); padding: 1px 5px; border-radius: 4px; font-size: .9em; white-space: nowrap; }
h1 { font-size: 1.3rem; margin: 0; letter-spacing: .02em; }
h2 { font-size: 1.05rem; margin: 1.4rem 0 .5rem; }
h3 { font-size: .95rem; margin: 1.2rem 0 .4rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 20px; max-width: 1200px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.logo { width: 26px; height: 26px; border-radius: 7px; background: var(--accent); position: relative; display: inline-block; }
.logo::after { content: ""; position: absolute; inset: 6px; background: radial-gradient(circle, var(--accent-ink) 2px, transparent 2.5px) 0 0 / 7px 7px; }
.tag { color: var(--muted); font-size: .85rem; }
.tabs { display: flex; gap: 4px; padding: 0 20px; max-width: 1200px; margin: 0 auto; overflow-x: auto; border-bottom: 1px solid var(--line); }
.tabs button { background: none; border: 0; border-bottom: 3px solid transparent; border-radius: 0; color: var(--muted); padding: 10px 14px; font: inherit; cursor: pointer; white-space: nowrap; }
.tabs button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); font-weight: 600; }
.layout { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 24px; max-width: 1200px; margin: 0 auto; padding: 18px 20px 30px; }
@media (max-width: 860px) { .layout { grid-template-columns: 1fr; } }
button { font: inherit; background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent); padding: 8px 16px; border-radius: 8px; cursor: pointer; }
button:hover { filter: brightness(1.08); }
button.ghost { background: transparent; color: var(--accent); }
button.small { padding: 3px 10px; font-size: .8rem; }
input, select { font: inherit; color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; width: 100%; }
input:focus-visible, select:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--muted); }
form.row, .row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.row.between { justify-content: space-between; align-items: center; }
.grow { flex: 1 1 220px; } .narrow { flex: 0 1 170px; }
form.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; align-items: end; }
.wide { grid-column: 1 / -1; }
.stack { display: grid; gap: 12px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 10px 0; }
.chips button { background: var(--card); color: var(--ink); border-color: var(--line); padding: 3px 10px; font-size: .85rem; font-family: ui-monospace, monospace; }
.out { margin-top: 16px; }
.err { color: var(--warn); background: color-mix(in srgb, var(--warn) 10%, transparent); border: 1px solid var(--warn); padding: 10px 12px; border-radius: 8px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.stat span { display: block; color: var(--muted); font-size: .78rem; }
.stat b { font-size: 1.25rem; font-variant-numeric: tabular-nums; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px; margin-top: 12px; }
.card h3 { margin-top: 0; }
.charts { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 12px; }
svg { width: 100%; height: auto; display: block; }
svg .grid { stroke: var(--line); stroke-width: 1; }
svg .tick { fill: var(--muted); font-size: 15px; }
svg .bar { fill: var(--accent); }
svg .bar:hover { fill: var(--accent2); }
svg .line { fill: none; stroke-width: 2.5; stroke-linejoin: round; }
svg .line.ge { stroke: var(--accent); } svg .line.le { stroke: var(--accent2); }
svg .dot.ge { fill: var(--accent); } svg .dot.le { fill: var(--accent2); }
.legend { display: flex; gap: 14px; font-size: .8rem; color: var(--muted); margin-top: 4px; }
.legend i { display: inline-block; width: 12px; height: 3px; margin-right: 5px; vertical-align: middle; }
table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
th, td { text-align: right; padding: 5px 9px; border-bottom: 1px solid var(--line); font-size: .9rem; }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-weight: 600; font-size: .78rem; }
.scroll { overflow: auto; max-height: 340px; }
.ref td { text-align: left; vertical-align: top; }
details { margin-top: 18px; }
summary { cursor: pointer; color: var(--accent); }
.heat td.cell { text-align: center; background: color-mix(in srgb, var(--accent) calc(var(--w) * 100%), transparent); }
.heat td.cell.me { outline: 2px solid var(--accent2); outline-offset: -2px; font-weight: 700; }
.verdict li { margin: 4px 0; }
.note { color: var(--muted); }
.spots { display: grid; gap: 10px; }
.spot { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px; display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.hexcell { display: flex; gap: 4px; flex: 1 1 150px; }
.hexcell select { flex: 1 1 90px; padding: 8px 4px; } .hexcell input { width: 64px; }
.spot .city { flex-direction: row; align-items: center; gap: 6px; }
.spot .city input { width: auto; }
.history { font-size: .9rem; }
.history ul { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 4px; }
.history li button { width: 100%; text-align: left; background: var(--card); color: var(--ink); border-color: var(--line); padding: 6px 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.history .empty { color: var(--muted); }
footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 0 20px 24px; }
[hidden] { display: none !important; }
.heat th { text-align: center; }