:root {
  --leaf: #17352a;
  --leaf-soft: #2b4f41;
  --root: #a87a35;
  --root-pale: #f3ead9;
  --lagoon: #1d6672;
  --paper: #f6f7f3;
  --card: #ffffff;
  --ink: #17231d;
  --muted: #5f6e66;
  --line: #dde3dc;
  --up: #23794a;
  --down: #b2442f;
  --s0: #e3d4ad;
  --s1: #cfa865;
  --s2: #9cb866;
  --s3: #5b9758;
  --s4: #2f7650;
  --s5: #17482f;
  --serif: 'Literata', Georgia, serif;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.55 var(--sans);
  font-variant-numeric: tabular-nums;
}
a { color: var(--lagoon); }
a:focus-visible, button:focus-visible, select:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--root);
  outline-offset: 2px;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 2.9rem); letter-spacing: -.01em; }
h2 { font-size: 1.45rem; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* Sample-data notice */
.notice {
  background: var(--root-pale);
  color: #5a4119;
  font-size: .85rem;
  padding: 6px 16px;
  text-align: center;
  border-bottom: 1px solid #e6d6b6;
}

/* Header */
.site-head { background: var(--leaf); color: #fff; }
.site-head .wrap { display: flex; align-items: center; gap: 8px 24px; min-height: 64px; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
.brand { color: #fff; text-decoration: none; display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 1.15rem; font-weight: 600; }
.brand-mark { width: 28px; height: 28px; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; margin-left: auto; }
.nav a { color: #d6e3dc; text-decoration: none; padding: 8px 12px; border-radius: 6px; font-size: .95rem; }
.nav a:hover { color: #fff; background: var(--leaf-soft); }
.nav a[aria-current='page'] { color: #fff; background: var(--leaf-soft); }

main { padding: 32px 0 56px; }
.lede { color: var(--muted); font-size: 1.1rem; max-width: 62ch; }

/* Panels */
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 20px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.section { margin-top: 40px; }

/* Stats strip */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 10px; background: var(--card); }
.stat { padding: 16px 20px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; }
.stat dt { color: var(--muted); font-size: .85rem; }
.stat dd { margin: 2px 0 0; font-size: 1.35rem; font-weight: 600; }
.stat dd small { font-size: .85rem; font-weight: 500; margin-left: 6px; }
.up { color: var(--up); }
.down { color: var(--down); }

/* Pilot map: one square per node */
.pilot-map { display: grid; grid-template-columns: 1fr 1fr 4fr; gap: 24px; align-items: start; }
.map-group h3 { font-family: var(--sans); font-size: .95rem; font-weight: 600; margin-bottom: 2px; }
.map-group p { color: var(--muted); font-size: .85rem; margin-bottom: 10px; }
.dots { display: grid; grid-template-columns: repeat(var(--cols, 5), 1fr); gap: 4px; }
.dot { aspect-ratio: 1; border-radius: 3px; display: block; position: relative; }
.dot:hover { outline: 2px solid var(--ink); outline-offset: 1px; z-index: 1; }
.dot.watch::after { content: ''; position: absolute; inset: 30%; border-radius: 50%; background: #fff; }
.legend { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 18px; font-size: .85rem; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.swatch { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.s0 { background: var(--s0); } .s1 { background: var(--s1); } .s2 { background: var(--s2); }
.s3 { background: var(--s3); } .s4 { background: var(--s4); } .s5 { background: var(--s5); }

/* Stage chip */
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: .85rem; white-space: nowrap; }
.health-watch { color: var(--down); font-size: .85rem; }

/* Stage track */
.track { list-style: none; display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; padding: 0; margin: 0; counter-reset: stage; }
.track li { position: relative; padding: 30px 8px 0 0; font-size: .9rem; }
.track li::before { content: ''; position: absolute; top: 9px; left: 0; right: 0; height: 3px; background: var(--line); }
.track li::after { content: ''; position: absolute; top: 2px; left: 0; width: 17px; height: 17px; border-radius: 50%; background: var(--card); border: 3px solid var(--line); }
.track li.done::before { background: var(--s3); }
.track li.done::after { background: var(--s3); border-color: var(--s3); }
.track li.now::after { background: var(--root); border-color: var(--root); box-shadow: 0 0 0 4px var(--root-pale); }
.track li:last-child::before { right: auto; width: 0; }
.track strong { display: block; }
.track span { color: var(--muted); font-size: .8rem; }

/* Tables */
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: .85rem; background: #fafbf8; position: sticky; top: 0; }
tbody tr:hover { background: #f7faf6; }
tbody tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; }
.node-link { font-weight: 600; color: var(--ink); text-decoration: none; }
.node-link:hover { color: var(--lagoon); text-decoration: underline; }

/* Filters */
.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; margin: 20px 0 16px; }
.filters label { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); }
select, input, textarea {
  font: inherit; color: var(--ink); background: var(--card);
  border: 1px solid #c9d2ca; border-radius: 8px; padding: 9px 12px; min-height: 42px;
}
.count { margin-left: auto; color: var(--muted); font-size: .9rem; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 600; border-radius: 8px; padding: 10px 18px; min-height: 44px; border: 1px solid var(--leaf); background: var(--leaf); color: #fff; text-decoration: none; cursor: pointer; }
.btn.secondary { background: transparent; color: var(--leaf); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }

/* Node page */
.node-head { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: start; }
.node-id { font-family: var(--serif); font-size: clamp(2.4rem, 7vw, 4rem); font-weight: 600; letter-spacing: .01em; line-height: 1; margin: 0 0 12px; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; margin: 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.qr { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 12px; text-align: center; font-size: .8rem; color: var(--muted); width: 168px; }
.qr svg, .qr img { width: 140px; height: 140px; display: block; margin: 0 auto 6px; }
.photos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.photos .photo { grid-column: 1 / -1; }
.photo-slot { aspect-ratio: 4 / 3; border: 1.5px dashed #c3ccc4; border-radius: 8px; display: grid; place-items: center; color: var(--muted); font-size: .85rem; text-align: center; padding: 8px; }
.log-list { list-style: none; padding: 0; margin: 0; }
.log-list li { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.log-list li:last-child { border-bottom: 0; }
.log-list time { color: var(--muted); }

/* Market */
.index-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px 20px; }
.index-price { font-size: clamp(2.2rem, 6vw, 3.2rem); font-weight: 600; line-height: 1; }
.index-change { font-size: 1.1rem; font-weight: 600; }
.chart { width: 100%; height: auto; display: block; }
.chart text { font: 12px var(--sans); fill: var(--muted); }
.chart-tip { font-size: .9rem; color: var(--muted); min-height: 1.5em; margin-top: 8px; }
.bar { height: 10px; border-radius: 5px; background: var(--line); overflow: hidden; display: flex; }
.bar span { display: block; height: 100%; }

/* Field log (phone) */
.phone { max-width: 400px; margin: 0 auto; background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 20px; box-shadow: 0 12px 40px rgba(23, 53, 42, .12); }
.phone-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; font-size: .9rem; }
.status { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; }
.status::before { content: ''; width: 9px; height: 9px; border-radius: 50%; background: var(--up); }
.status.offline::before { background: var(--root); }
.form { display: grid; gap: 14px; }
.form label { display: grid; gap: 6px; font-size: .9rem; font-weight: 500; }
.form .btn { width: 100%; }
.stage-picker { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.stage-picker label { display: flex; align-items: center; gap: 8px; border: 1px solid #c9d2ca; border-radius: 8px; padding: 10px; font-weight: 400; cursor: pointer; }
.stage-picker input { min-height: 0; margin: 0; }
.stage-picker label:has(input:checked) { border-color: var(--leaf); background: #eef4ef; font-weight: 600; }
.queue { margin-top: 18px; font-size: .9rem; }
.queue li { padding: 8px 0; border-bottom: 1px solid var(--line); }
.toast { background: #eef4ef; border: 1px solid #cfe0d3; border-radius: 8px; padding: 10px 12px; font-size: .9rem; }

/* Decisions sheet */
.decision { break-inside: avoid; }
.decision h3 { margin-bottom: .3em; }
.decision .why { color: var(--muted); }
.answer { border-top: 1px dashed #c3ccc4; margin-top: 12px; padding-top: 8px; color: var(--muted); font-size: .9rem; min-height: 48px; }
.suggest { background: var(--root-pale); border-radius: 8px; padding: 10px 12px; font-size: .95rem; }

.site-foot { border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; padding: 20px 0 32px; }
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }

@media (max-width: 820px) {
  .pilot-map { grid-template-columns: 1fr 1fr; }
  .pilot-map .map-group:last-child { grid-column: 1 / -1; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(3) { border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .node-head { grid-template-columns: 1fr; }
  .track { grid-template-columns: 1fr; gap: 0; }
  .track li { padding: 0 0 16px 32px; }
  .track li::before { top: 0; bottom: 0; left: 8px; right: auto; width: 3px; height: auto; }
  .track li::after { top: 2px; }
}

@media print {
  .notice, .site-head, .site-foot, .no-print { display: none; }
  body { background: #fff; font-size: 12pt; }
  .panel { border-color: #bbb; }
  main { padding: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

.tag { background: var(--root-pale); color: #5a4119; border: 1px solid #e6d6b6; border-radius: 6px; padding: 2px 10px; font-size: .9rem; font-weight: 600; }
.photo { margin: 0; }
.photo img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: center 45%; border-radius: 8px; display: block; }
.photo figcaption { font-size: .8rem; color: var(--muted); margin-top: 6px; }