:root {
  /* Theme is user-controlled via the header toggle (default: light).
     The OS color-scheme preference is intentionally not followed. */
  color-scheme: light;
  --bg: #fbfaf7;
  --fg: #16150f;
  --muted: #6b6a63;
  --line: #e4e1d8;
  --accent: #1d4ed8;
  --good: #15803d;
  --warn: #b45309;
  --bad: #b91c1c;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --panel: #f4f2ec;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f0f0e;
  --fg: #f1efe8;
  --muted: #9a988f;
  --line: #26261f;
  --panel: #171716;
  --accent: #7ba4ff;
  --good: #4ade80;
  --warn: #fbbf24;
  --bad: #f87171;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

main { max-width: 56rem; margin: 0 auto; padding: 3rem 1.25rem 5rem; }
header.site { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 2.5rem; }
header.site .wordmark { font-weight: 600; letter-spacing: -0.01em; color: var(--fg); }
header.site nav a { margin-left: 1.25rem; color: var(--muted); }
header.site nav a[aria-current="page"] { color: var(--fg); }
.theme-toggle {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  background: none;
  border: 0;
  padding: 0;
  margin-left: 1.25rem;
  cursor: pointer;
}
.theme-toggle:hover { color: var(--fg); text-decoration: underline; }

h1 { font-size: 1.75rem; line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 0.5rem; }
h2 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 2.5rem 0 0.75rem; font-weight: 600; }
p { margin: 0 0 1rem; }
.lede { color: var(--muted); font-size: 1.05rem; max-width: 36rem; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); font-size: 0.85em; }

/* Home: prose-first, ~65ch measure. */
.prose { max-width: 38rem; font-size: 1.05rem; line-height: 1.6; }
.prose h1 { font-size: 1.9rem; margin-bottom: 0.75rem; }
.prose .identity { font-size: 1.15rem; margin-bottom: 0.5rem; }
.prose p a, .prose li a { text-decoration: underline; text-decoration-color: var(--line); text-underline-offset: 0.15em; }
.prose p a:hover, .prose li a:hover { text-decoration-color: currentColor; }
.prose .now-cluster { margin-top: 2rem; }
.prose h2 + .now-cluster { margin-top: 0; }
.prose .now-cluster h3 { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); font-weight: 500; margin: 0 0 0.4rem; text-decoration: underline; text-decoration-color: var(--line); text-decoration-thickness: 1px; text-underline-offset: 0.3em; }
.prose .now-cluster p:last-child { margin-bottom: 0; }
.prose ul.work { margin: 0 0 1rem; padding-left: 1.1rem; }
.prose ul.work li { margin-bottom: 0.6rem; }
.prose ul.work li::marker { color: var(--muted); }
.prose ul.work strong { font-weight: 600; }

.badge {
  display: inline-block; padding: 0.1rem 0.5rem; border: 1px solid var(--line); border-radius: 999px;
  font-family: var(--mono); font-size: 0.72rem; color: var(--muted); vertical-align: middle;
}
.badge.live { border-color: var(--good); color: var(--good); }
.badge.preview { border-color: var(--warn); color: var(--warn); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(10.5rem, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.stat { padding: 0.9rem 1rem; min-height: 5.5rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat .label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.stat .value { font-size: 1.6rem; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; line-height: 1.15; margin-top: 0.15rem; }
.stat .value small { font-size: 0.85rem; color: var(--muted); margin-left: 0.25rem; letter-spacing: 0; }
.stat .sub { font-size: 0.8rem; color: var(--muted); margin-top: 0.15rem; font-variant-numeric: tabular-nums; }
.up { color: var(--good); }
.down { color: var(--bad); }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; font-variant-numeric: tabular-nums; }
table + .grid { margin-top: 1.25rem; }
th, td { text-align: left; padding: 0.5rem 0.25rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; }

.note { border-left: 2px solid var(--line); padding: 0.25rem 0 0.25rem 1rem; }
.note dt { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-top: 0.75rem; }
.note dt:first-child { margin-top: 0; }
.note dd { margin: 0.1rem 0 0; }

.gallery { display: flex; flex-direction: column; gap: 1.75rem; }
.gallery-day { margin: 0; }
.gallery-when { margin: 0 0 0.6rem; font-size: 0.85rem; color: var(--muted); }
.gallery-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.75rem; }
@media (max-width: 36rem) {
  .gallery-row { grid-template-columns: 1fr; }
}
.gallery-photo { margin: 0; }
.gallery-photo img { display: block; width: 100%; height: auto; background: var(--line); }
.gallery-photo figcaption {
  margin-top: 0.35rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

footer.site { margin-top: 4rem; padding-top: 1.25rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.85rem; display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; }

/* /getting-juicy prototypes */
.protolinks { font-family: var(--mono); font-size: 0.78rem; color: var(--muted); margin: -0.25rem 0 1rem; }
.protolinks a { color: var(--muted); }
.protolinks strong { color: var(--fg); font-weight: 600; }
.daynav { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; font-family: var(--mono); font-size: 0.8rem; color: var(--muted); margin: -0.25rem 0 0.75rem; }
.daynav a { color: var(--muted); }
.daynav a:hover { color: var(--fg); text-decoration: none; }
.daynav .disabled { opacity: 0.4; }
.daynav .week { color: var(--fg); }
.dayrail {
  display: flex;
  gap: 2px;
  overflow-x: auto;
  flex: 1 1 14rem;
  min-width: 0;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
  -webkit-mask-image: linear-gradient(to right, transparent, #000 20px, #000 calc(100% - 20px), transparent);
  mask-image: linear-gradient(to right, transparent, #000 20px, #000 calc(100% - 20px), transparent);
}
.dayrail::-webkit-scrollbar { display: none; }
.day {
  scroll-snap-align: center;
  flex: 0 0 auto;
  min-width: 44px;
  padding: 0.3rem 0 0.45rem;
  text-align: center;
  position: relative;
}
.day .dow { display: block; font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.05em; }
.day .num { display: block; font-size: 0.85rem; color: var(--fg); margin-top: 1px; }
.day.empty .num { color: var(--muted); }
.day .mark { display: block; width: 4px; height: 4px; border-radius: 50%; border: 1px solid var(--line); margin: 0.3rem auto 0; }
.day.full .mark { background: var(--fg); border-color: var(--fg); }
.day.partial .mark { background: var(--muted); border-color: var(--muted); }
.day.session::after { content: ""; position: absolute; left: 50%; bottom: 2px; transform: translateX(-50%); width: 14px; height: 2px; background: var(--muted); }
.day[aria-current="date"] { box-shadow: inset 0 -2px 0 var(--accent); }
.day[aria-current="date"] .num { color: var(--accent); font-weight: 600; }
.day:hover { text-decoration: none; }
.day:hover .num { color: var(--fg); }
.day[aria-current="date"]:hover .num { color: var(--accent); }
#day { scroll-margin-top: 1.5rem; }

/* Phase zone: field notebook slab (seed: basalt / 1991 / chalk). A dark slab for
   the static phase truth; the weekly focus rides on a taped-in index card. */
.phase-slab {
  background: #26282d;
  color: #f0ede2;
  border-radius: 12px;
  padding: 2rem 2.25rem 2.5rem;
  margin-top: 2rem;
}
.phase-slab .slab-kicker {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(240, 237, 226, 0.6);
  margin: 0 0 0.6rem;
}
.phase-slab h1.slab-title {
  font-family: Georgia, 'Times New Roman', serif;
  color: #f0ede2;
  font-size: 2.25rem;
  font-weight: 400;
  margin: 0;
  border-bottom: 1px solid rgba(240, 237, 226, 0.35);
  padding-bottom: 0.9rem;
  letter-spacing: 0;
}
.slab-goalbox {
  border: 1px solid rgba(240, 237, 226, 0.4);
  border-radius: 6px;
  background: rgba(240, 237, 226, 0.04);
  padding: 1.1rem 1.25rem 1.25rem;
  margin-top: 1.5rem;
}
.slab-goalbox .slab-kicker { font-size: 0.62rem; color: rgba(240, 237, 226, 0.45); margin-bottom: 0.5rem; }
.slab-goalbox .g1 { font-family: Georgia, 'Times New Roman', serif; font-size: 1.2rem; line-height: 1.4; margin: 0; }
.slab-goalbox .g2 { font-family: Georgia, 'Times New Roman', serif; font-style: italic; font-size: 0.95rem; color: rgba(240, 237, 226, 0.72); margin: 0.45rem 0 0; }
.phase-slab .slab-sub {
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic;
  font-size: 1rem;
  color: rgba(240, 237, 226, 0.78);
  margin: 1.25rem 0 0;
  max-width: 38rem;
}
.phase-slab h2.slab-h {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(240, 237, 226, 0.6);
  margin: 2rem 0 1rem;
}
.slab-boxes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; }
.slab-box {
  background: #2e3138;
  border: 1px solid rgba(240, 237, 226, 0.14);
  border-radius: 8px;
  padding: 1rem 1.1rem;
}
.slab-box .v { font-family: var(--mono); font-size: 1.55rem; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }
.slab-box .l { font-size: 0.8rem; color: rgba(240, 237, 226, 0.7); margin-top: 0.2rem; }
.slab-box .d { font-family: var(--mono); font-size: 0.75rem; margin-top: 0.25rem; font-variant-numeric: tabular-nums; height: 1.125rem; }
.slab-box .d.up { color: #a9bfa9; }
.slab-box .d.down { color: #cfa3a3; }
.slab-scan { font-family: var(--mono); font-size: 0.75rem; color: rgba(240, 237, 226, 0.5); margin: 1rem 0 0; }
.slab-card {
  background: #f5f1e4;
  color: #26282d;
  border-radius: 3px;
  padding: 1.4rem 1.5rem;
  margin-top: 1.75rem;
  max-width: 38rem;
  transform: rotate(-0.4deg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}
.slab-card .slab-kicker { color: #8a6d3b; }
.slab-card dl { margin: 0.75rem 0 0; }
.slab-card dt { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: #8a6d3b; margin-top: 0.8rem; }
.slab-card dt:first-child { margin-top: 0; }
.slab-card dd { margin: 0.15rem 0 0; font-size: 0.95rem; line-height: 1.55; }
@media (max-width: 36rem) {
  .phase-slab { padding: 1.5rem 1.25rem 2rem; border-radius: 10px; }
  .slab-boxes { grid-template-columns: repeat(2, 1fr); }
  .slab-card { transform: none; }
}

/* Three zones: Phase / Day / Trends. The day panel is the one bounded region —
   everything inside it changes when the selected day changes. */
.zone { margin-top: 3.5rem; }
.day-panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  padding: 1.25rem 1.25rem 1.75rem;
}
.day-panel h2:first-child { margin-top: 0; }
@media (max-width: 36rem) {
  .day-panel { padding: 1rem 1rem 1.5rem; border-radius: 10px; }
}
.stat .value.carried { color: var(--muted); }
.stat .sub.up { color: var(--good); }
.stat .sub.down { color: var(--bad); }
.stat .spark { display: block; margin-top: 0.35rem; color: var(--muted); }
.stat.tall { min-height: 6.5rem; }
td.sel { border-left: 2px solid var(--accent); padding-left: 0.5rem; }

.chart { margin: 1rem 0 0.25rem; }
.chart-empty { margin-top: 1rem; }
.chart svg { width: 100%; height: auto; display: block; }
.chart .caption { font-family: var(--mono); font-size: 0.78rem; color: var(--muted); margin-top: 0.35rem; }
.chart summary { list-style: none; cursor: pointer; font-family: var(--mono); font-size: 0.78rem; color: var(--muted); margin-top: 0.5rem; }
.chart summary::-webkit-details-marker { display: none; }
.chart details[open] > summary .closed, .chart details:not([open]) > summary .open { display: none; }
.chart details > svg { margin-top: 0.5rem; }
.chart svg text { font-family: var(--mono); font-size: 11px; fill: var(--muted); }
.chart svg .gridline { stroke: var(--line); stroke-width: 1; }
.chart svg .corridor { fill: var(--line); opacity: 0.55; }
.chart svg .weigh { fill: var(--fg); }
.chart svg .join { stroke: var(--fg); stroke-width: 1; fill: none; }
.chart svg .mean { stroke: var(--fg); stroke-width: 1.5; fill: none; }
.chart svg .dexa { fill: none; stroke: var(--accent); stroke-width: 1.25; }
.chart svg .hair { stroke: var(--muted); stroke-width: 1; }
.chart svg .today { stroke: var(--line); stroke-width: 1; stroke-dasharray: 2 3; }
.chart svg .milestone { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 1 3; }
.chart svg .sel { fill: var(--fg); stroke: var(--bg); stroke-width: 1; }
.chart svg .hit { fill: transparent; }
.chart svg .hit:hover { fill: var(--line); opacity: 0.4; }
.chart svg a:focus-visible .hit { fill: var(--line); opacity: 0.4; stroke: var(--accent); stroke-width: 1; }
.chart svg text.fg { fill: var(--fg); }

/* /getting-juicy/log — morning phone forms, same type as the scoreboard */
.log { max-width: 28rem; }
.log .lede { margin-bottom: 1.5rem; }
.log h2 { margin-top: 2.25rem; }
.log-form { margin: 0 0 0.5rem; }
.log-form label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 1rem 0 0.35rem;
}
.log-form input[type="number"],
.log-form input[type="date"],
.log-form input[type="password"],
.log-form input[type="text"],
.log-form textarea {
  width: 100%;
  font: inherit;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--fg);
  border-radius: 4px;
}
.log-form textarea { resize: vertical; min-height: 4rem; }
.log-form input[type="file"] { display: block; width: 100%; font: inherit; }
.log-row { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 0.75rem 1rem; }
.log-field { flex: 1 1 8rem; min-width: 0; }
.log-unit { color: var(--muted); padding-bottom: 0.75rem; }
.log-form button,
.log-lock button {
  margin-top: 1.1rem;
  font: inherit;
  min-height: 2.75rem;
  padding: 0.65rem 1.15rem;
  border: 1px solid var(--fg);
  background: var(--fg);
  color: var(--bg);
  border-radius: 4px;
}
.log-lock { margin-top: 2.5rem; }
.log-lock button { background: transparent; color: var(--muted); border-color: var(--line); }
.flash { padding: 0.65rem 0.75rem; border-left: 2px solid var(--line); }
.flash.ok { border-color: var(--good); }
.flash.err { border-color: var(--bad); }
.log-pending { list-style: none; margin: 0; padding: 0; }
.log-pending li {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}
.log-thumbs { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.log-thumbs img { width: 4.5rem; height: 4.5rem; object-fit: cover; background: var(--line); }