/* ── Pulse — personal health briefing ─────────────────────────────────
   Brand (mined from aaron-faisal.com bundle):
     page #080808 · card #141414 · raised #1a1a1a · line #222/#333
     ink #f0f0f0 · secondary #b8b8b8 · muted #8a8a8a · kicker #666
     accent #ff3d00 (heat/effort) · #7b2fff/#9f5fff (recovery/calm) · #f0a83c (gold)
   Chart palette (validator-passed on #141414, dark mode):
     signature pair  #ff3d00 + #9f5fff        (ΔE_cvd 32.4)
     sleep ordinal   #7b2fff → #9f5fff → #c9a8ff
     hrv pair        #6d52a8 (daily) + #9f5fff (7-day avg)
     status          good #9f5fff · fair #f0a83c · flag #ff3d00
──────────────────────────────────────────────────────────────────────── */

@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 400; font-display: swap; src: url('vendor/space-grotesk-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 500; font-display: swap; src: url('vendor/space-grotesk-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 700; font-display: swap; src: url('vendor/space-grotesk-latin-700-normal.woff2') format('woff2'); }
@font-face { font-family: 'Bebas Neue'; font-style: normal; font-weight: 400; font-display: swap; src: url('vendor/bebas-neue-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap; src: url('vendor/inter-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap; src: url('vendor/inter-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap; src: url('vendor/inter-latin-600-normal.woff2') format('woff2'); }

:root {
  --page: #080808;
  --card: #141414;
  --raised: #1a1a1a;
  --line: #222222;
  --line-strong: #333333;
  --ink: #f0f0f0;
  --ink-2: #b8b8b8;
  --ink-3: #8a8a8a;
  --kicker: #666666;
  --heat: #ff3d00;
  --heat-soft: #ff6b3d;
  --calm-deep: #7b2fff;
  --calm: #9f5fff;
  --calm-light: #c9a8ff;
  --calm-dim: #6d52a8;
  --gold: #f0a83c;
  --good: var(--calm);
  --fair: var(--gold);
  --flag: var(--heat);
  --display: 'Space Grotesk', system-ui, sans-serif;
  --impact: 'Bebas Neue', 'Space Grotesk', sans-serif;
  --body: 'Inter', system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--page);
  color: var(--ink-2);
  font-family: var(--body);
  font-size: 15px;
  line-height: 1.55;
  min-height: 100vh;
}
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

.shell { max-width: 1060px; margin: 0 auto; padding: 0 20px 96px; }

/* ── header / nav ── */
.masthead {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 26px 0 10px; border-bottom: 1px solid var(--line);
}
.wordmark {
  font-family: var(--impact); font-size: 30px; letter-spacing: .10em;
  color: var(--ink); text-transform: uppercase; line-height: 1;
}
.wordmark .tick { color: var(--heat); }
.masthead-date { font-family: var(--display); font-size: 13px; color: var(--ink-3); letter-spacing: .02em; }

.nav { display: flex; gap: 26px; padding: 14px 0 0; }
.nav button {
  font-family: var(--impact); font-size: 17px; letter-spacing: .14em;
  color: var(--kicker); padding: 4px 0 10px; position: relative;
  transition: color .15s ease;
}
.nav button:hover { color: var(--ink-2); }
.nav button[aria-selected="true"] { color: var(--ink); }
.nav button[aria-selected="true"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--heat); border-radius: 1px;
}

/* ── cards ── */
.view { padding-top: 26px; display: grid; gap: 18px; }
.card {
  background: linear-gradient(135deg, var(--raised), var(--card));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 24px;
}
.kicker {
  font-family: var(--impact); font-size: 14px; letter-spacing: .16em;
  color: var(--kicker); text-transform: uppercase;
}
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 6px; }

/* ── status ── */
.status { display: inline-flex; align-items: center; gap: 7px; font-family: var(--display); font-weight: 500; font-size: 14px; }
.status svg { flex: none; }
.status.good  { color: var(--good); }
.status.fair  { color: var(--fair); }
.status.flag  { color: var(--flag); }

/* ── today ── */
.today-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.hero { grid-column: 1 / -1; padding: 28px 30px 26px; }
.hero-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.hero-score-wrap { display: flex; align-items: baseline; gap: 18px; margin: 6px 0 2px; }
.hero-score {
  font-family: var(--display); font-weight: 700; font-size: 104px; line-height: .95;
  color: var(--ink); letter-spacing: -.02em;
}
.meter { height: 6px; border-radius: 3px; margin: 18px 0 4px; position: relative; overflow: hidden; }
.meter-fill { height: 100%; border-radius: 3px; }
.meter.good { background: rgba(159, 95, 255, .16); } .meter.good .meter-fill { background: var(--good); }
.meter.fair { background: rgba(240, 168, 60, .14); } .meter.fair .meter-fill { background: var(--fair); }
.meter.flag { background: rgba(255, 61, 0, .14);  } .meter.flag .meter-fill { background: var(--flag); }

.vitals { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 20px; border-top: 1px solid var(--line); }
.vital { padding: 14px 16px 2px; border-left: 1px solid var(--line); }
.vital:first-child { border-left: none; padding-left: 0; }
.vital-label { font-size: 12px; color: var(--ink-3); letter-spacing: .03em; }
.vital-value { font-family: var(--display); font-weight: 500; font-size: 21px; color: var(--ink); margin-top: 2px; }
.vital-value small { font-size: 13px; font-weight: 400; color: var(--ink-3); margin-left: 2px; }
.delta { font-size: 12.5px; margin-top: 1px; color: var(--ink-3); }
.delta .up { color: var(--calm-light); }
.delta .down { color: var(--heat-soft); }
.delta .flat { color: var(--ink-3); }

.brief {
  margin-top: 22px; padding: 16px 18px; border-radius: 10px;
  background: rgba(255, 61, 0, .05); border: 1px solid rgba(255, 61, 0, .18);
  display: flex; gap: 12px; align-items: baseline;
}
.brief .kicker { color: var(--heat); font-size: 13px; flex: none; }
.brief p { font-family: var(--display); font-size: 16.5px; color: var(--ink); line-height: 1.45; }
.brief-note { font-size: 11.5px; color: var(--kicker); margin-top: 6px; }

.score-card .score { font-family: var(--display); font-weight: 700; font-size: 46px; color: var(--ink); line-height: 1.05; }
.score-row { display: flex; align-items: baseline; gap: 14px; }
.score-facts { margin-top: 14px; display: grid; gap: 7px; font-size: 13.5px; }
.fact { display: flex; justify-content: space-between; gap: 10px; }
.fact b { color: var(--ink); font-family: var(--display); font-weight: 500; }

.stage-bar { display: flex; height: 10px; border-radius: 5px; overflow: hidden; gap: 2px; margin-top: 14px; }
.stage-bar span { height: 100%; }
.stage-key { display: flex; gap: 14px; margin-top: 8px; font-size: 12px; color: var(--ink-3); flex-wrap: wrap; }
.stage-key i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 5px; vertical-align: -1px; }

/* ── trends ── */
.filter-row { display: flex; gap: 8px; align-items: center; }
.filter-row .kicker { margin-right: 8px; }
.range-btn {
  font-family: var(--display); font-size: 13px; font-weight: 500;
  color: var(--ink-3); border: 1px solid var(--line); border-radius: 8px;
  padding: 5px 14px; transition: all .15s ease;
}
.range-btn:hover { color: var(--ink); border-color: var(--line-strong); }
.range-btn[aria-pressed="true"] { color: var(--ink); background: var(--raised); border-color: var(--line-strong); }

.chart-card .card-head { margin-bottom: 2px; }
.chart-title { font-family: var(--display); font-weight: 500; font-size: 16.5px; color: var(--ink); }
.chart-sub { font-size: 12.5px; color: var(--ink-3); margin-top: 1px; }
.chart-stat { text-align: right; }
.chart-stat b { font-family: var(--display); font-weight: 700; font-size: 22px; color: var(--ink); }
.chart-stat span { display: block; font-size: 12px; color: var(--ink-3); }
.legend { display: flex; gap: 18px; margin: 10px 0 4px; font-size: 12.5px; color: var(--ink-3); flex-wrap: wrap; }
.legend .swatch { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.legend .linekey { display: inline-block; width: 14px; height: 2.5px; border-radius: 1px; margin-right: 6px; vertical-align: 3px; }
.chart-wrap { margin: 6px -8px 0 -12px; }
.chart-foot { font-size: 11.5px; color: var(--kicker); margin-top: 8px; }

.viewtoggle { display: inline-flex; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.viewtoggle button { font-size: 11.5px; font-family: var(--display); color: var(--ink-3); padding: 3px 10px; }
.viewtoggle button[aria-pressed="true"] { background: var(--raised); color: var(--ink); }

.tbl { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 13px; }
.tbl-scroll { max-height: 300px; overflow-y: auto; }
.tbl th { text-align: right; font-family: var(--display); font-weight: 500; color: var(--ink-3); font-size: 12px; letter-spacing: .03em; padding: 6px 10px; border-bottom: 1px solid var(--line-strong); position: sticky; top: 0; background: var(--raised); }
.tbl th:first-child, .tbl td:first-child { text-align: left; }
.tbl td { text-align: right; padding: 5px 10px; border-bottom: 1px solid var(--line); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.tbl td:first-child { color: var(--ink-3); }

/* recharts chrome */
.recharts-cartesian-axis-tick text { font-family: var(--display); font-size: 11.5px; fill: var(--ink-3); }
.recharts-cartesian-axis-line, .recharts-cartesian-axis-tick-line { stroke: var(--line); }
.tooltip {
  background: #1a1a1a; border: 1px solid var(--line-strong); border-radius: 10px;
  padding: 10px 13px; font-size: 12.5px; box-shadow: 0 8px 24px rgba(0,0,0,.5);
}
.tooltip-date { font-family: var(--display); color: var(--ink-3); font-size: 11.5px; margin-bottom: 6px; }
.tooltip-row { display: flex; align-items: center; gap: 8px; margin-top: 3px; }
.tooltip-row .linekey { width: 12px; height: 2.5px; border-radius: 1px; flex: none; }
.tooltip-row b { color: var(--ink); font-family: var(--display); font-weight: 600; font-size: 13.5px; }
.tooltip-row span { color: var(--ink-3); }

/* ── workouts ── */
.week-group { display: grid; gap: 0; }
.week-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; }
.week-sum { font-size: 12.5px; color: var(--ink-3); font-family: var(--display); }
.wo-row {
  display: flex; align-items: center; gap: 16px;
  padding: 13px 2px; border-top: 1px solid var(--line);
}
.wo-icon {
  width: 38px; height: 38px; flex: none; border-radius: 10px;
  background: var(--raised); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center; color: var(--calm);
}
.wo-main { flex: 1; min-width: 0; }
.wo-type { font-family: var(--display); font-weight: 500; font-size: 15px; color: var(--ink); text-transform: capitalize; }
.wo-type span { text-transform: none; }
.wo-when { font-size: 12.5px; color: var(--ink-3); }
.wo-stats { display: flex; gap: 22px; text-align: right; }
.wo-stat b { display: block; font-family: var(--display); font-weight: 500; font-size: 15px; color: var(--ink); font-variant-numeric: tabular-nums; }
.wo-stat span { font-size: 11px; color: var(--ink-3); letter-spacing: .04em; }

/* ── fuel ── */
.fuel-upload {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  border: 1px dashed var(--line-strong); border-radius: 14px;
  padding: 26px 20px; color: var(--ink);
  font-family: var(--display); font-weight: 500; font-size: 15.5px;
  transition: border-color .15s, background .15s;
}
.fuel-upload:hover { border-color: var(--heat); background: rgba(255, 61, 0, .04); }
.fuel-upload:disabled { opacity: .55; cursor: default; }
.fuel-upload svg { color: var(--heat); margin-bottom: 2px; }
.fuel-upload span { font-family: var(--body); font-weight: 400; font-size: 12px; color: var(--ink-3); }
.meal-row { display: flex; align-items: center; gap: 14px; padding: 12px 2px; border-top: 1px solid var(--line); position: relative; }
.meal-thumb { width: 56px; height: 56px; border-radius: 10px; object-fit: cover; flex: none; border: 1px solid var(--line); }
.meal-main { flex: 1; min-width: 0; }
.meal-items { font-family: var(--display); font-weight: 500; font-size: 14.5px; color: var(--ink); }
.meal-sub { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.meal-note { font-size: 12px; color: var(--kicker); font-style: italic; margin-top: 2px; }
.conf-low { color: var(--heat-soft); }
.conf-medium { color: var(--gold); }
.conf-high { color: var(--calm-light); }
.meal-kcal { text-align: right; flex: none; }
.meal-kcal b { display: block; font-family: var(--display); font-weight: 700; font-size: 19px; color: var(--ink); font-variant-numeric: tabular-nums; }
.meal-kcal span { font-size: 11px; color: var(--ink-3); }
.meal-del {
  flex: none; width: 26px; height: 26px; border-radius: 7px; font-size: 15px;
  color: var(--kicker); border: 1px solid transparent; line-height: 1;
}
.meal-del:hover { color: var(--heat); border-color: var(--line-strong); }

/* ── states ── */
.empty {
  border: 1px dashed var(--line-strong); border-radius: 14px;
  padding: 38px 24px; text-align: center; color: var(--ink-3);
}
.empty .kicker { display: block; margin-bottom: 8px; }
.skeleton { border-radius: 14px; background: linear-gradient(100deg, #101010 40%, #181818 50%, #101010 60%); background-size: 200% 100%; animation: shimmer 1.4s infinite linear; border: 1px solid var(--line); }
@keyframes shimmer { to { background-position: -200% 0; } }
.stale { opacity: .45; pointer-events: none; transition: opacity .2s; }
.error-box { border: 1px solid rgba(255, 61, 0, .3); background: rgba(255, 61, 0, .06); border-radius: 14px; padding: 28px; text-align: center; }
.error-box p { color: var(--ink-2); margin: 8px 0 16px; }
.retry {
  font-family: var(--display); font-weight: 500; font-size: 14px; color: var(--ink);
  border: 1px solid var(--heat); border-radius: 9px; padding: 8px 22px;
  transition: background .15s;
}
.retry:hover { background: rgba(255, 61, 0, .12); }

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

/* ── mobile ── */
@media (max-width: 700px) {
  .shell { padding: 0 14px 110px; }
  .today-grid { grid-template-columns: 1fr; }
  .hero { padding: 22px 20px; }
  .hero-score { font-size: 84px; }
  .vitals { grid-template-columns: 1fr 1fr; }
  .vital { padding: 12px 14px 2px; }
  .vital:nth-child(odd) { border-left: none; padding-left: 0; }
  .vital:nth-child(-n+2) { border-top: none; }
  .vital:nth-child(n+3) { border-top: 1px solid var(--line); }
  .wo-stats { gap: 12px; }
  .wo-stat b { font-size: 14px; }
  .brief { flex-direction: column; gap: 8px; }
  .brief p { font-size: 15.5px; }
  .masthead { padding-top: 18px; }
  .nav {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
    background: rgba(8, 8, 8, .92); backdrop-filter: blur(14px);
    border-top: 1px solid var(--line);
    justify-content: space-around; gap: 0; padding: 10px 0 max(10px, env(safe-area-inset-bottom));
  }
  .nav button { padding: 6px 0 8px; font-size: 16px; }
  .nav button[aria-selected="true"]::after { bottom: 2px; }
}