/* FitnessKinda — mobile-first, no framework, no build step. */

:root {
  --bg: #f4f6f6;
  --surface: #ffffff;
  --surface-2: #eef1f1;
  --border: #e0e5e6;
  --text: #11181b;
  --muted: #5d6b71;
  --accent: #0f766e;
  --accent-ink: #0f766e;
  --accent-soft: #e0f2ef;
  --pos: #b3261e;
  --neg: #2f6b33;
  --unk: #6b7280;
  --radius: 14px;
  --tabbar-h: 62px;
  --shadow: 0 1px 2px rgb(17 24 28 / .05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1113;
    --surface: #171c1f;
    --surface-2: #1e2427;
    --border: #2a3236;
    --text: #e8edee;
    --muted: #97a3aa;
    --accent: #14b8a6;
    --accent-ink: #2dd4bf;
    --accent-soft: #10302d;
    --pos: #f28b82;
    --neg: #86c98a;
    --unk: #9aa5ad;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
}

/* ── Top bar ── */
.topbar {
  position: sticky; top: 0; z-index: 5;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding-top: env(safe-area-inset-top);
}
.topbar-inner { max-width: 640px; margin: 0 auto; padding: 14px 16px 12px; }
.brand { margin: 0; font-size: 19px; font-weight: 700; letter-spacing: -0.02em; }
.brand span { color: var(--accent-ink); }
.tagline { margin: 1px 0 0; font-size: 12.5px; color: var(--muted); }

/* ── Layout ── */
main { max-width: 640px; margin: 0 auto; padding: 18px 16px 24px; }
.view-title { margin: 0 0 4px; font-size: 21px; letter-spacing: -0.02em; }
.lede { margin: 0 0 20px; font-size: 14px; color: var(--muted); }
.sub { margin: 30px 0 6px; font-size: 16px; }
.hint { margin: 6px 0 0; font-size: 13px; color: var(--muted); }
.error { margin: 0 0 14px; font-size: 14px; color: var(--pos); font-weight: 500; }
.req { color: var(--pos); }

.card {
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card + .card, section.card { margin-bottom: 14px; }
.card h3 { margin: 0 0 2px; font-size: 15.5px; }
.card .hint { margin: 0 0 14px; }

/* ── Form ── */
.field { margin: 0 0 20px; padding: 0; border: 0; }
.field > label, .field > legend {
  display: block; margin: 0 0 7px; padding: 0;
  font-size: 14px; font-weight: 600;
}
.field .hint { margin-top: 7px; }

input[type="date"], input[type="text"], input[type="number"], select, textarea {
  width: 100%;
  padding: 12px 13px;
  font: inherit;
  font-size: 16px;            /* 16px stops iOS zooming on focus */
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  appearance: none;
}
textarea { resize: vertical; }
.chip-other { margin-top: 2px; }

input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible,
.chip:has(input:focus-visible), .segmented label:has(input:focus-visible) span {
  outline: 2px solid var(--accent-ink);
  outline-offset: 2px;
}

.quick-dates { display: flex; gap: 8px; margin-top: 8px; }
.quick-dates .btn { flex: 0 0 auto; }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.chip {
  display: inline-block;
  padding: 9px 13px;
  font-size: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  user-select: none;
}
.chip input, .segmented input { position: absolute; opacity: 0; pointer-events: none; }
.chip:has(input:checked) {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
}

/* Segmented control */
.segmented { display: flex; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.segmented label { flex: 1; }
.segmented span {
  display: block; padding: 12px 4px; text-align: center;
  font-size: 14px; background: var(--surface); cursor: pointer;
}
.segmented label + label span { border-left: 1px solid var(--border); }
.segmented label:has(input:checked) span { background: var(--accent); color: #fff; font-weight: 600; }

/* ── Buttons ── */
.actions { display: flex; gap: 10px; }
.actions.wrap { flex-wrap: wrap; }
.btn {
  flex: 1;
  min-height: 48px;
  padding: 12px 16px;
  font: inherit;
  font-weight: 600;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--pos); }
.btn.small { flex: 0 0 auto; min-height: 38px; padding: 8px 14px; font-size: 13px; font-weight: 500; }

/* The tab bar is fixed over the bottom of the viewport, so the sticky Save has to
   clear it or it hides behind it while the form is scrolled. */
.sticky-actions {
  position: sticky;
  bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 10px);
  /* Opaque, so the form scrolls under the button instead of through it. */
  padding: 10px 0;
  background: var(--bg);
  box-shadow: 0 -10px 12px -6px var(--bg);
}

/* ── Stats ── */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 22px; }
.stat {
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.stat b { display: block; font-size: 26px; line-height: 1.15; letter-spacing: -0.03em; }
.stat span { font-size: 12px; color: var(--muted); }

/* ── Timeline ── */
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline .year {
  margin: 4px 0 12px 30px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--muted);
}
.timeline .year:not(:first-child) { margin-top: 22px; }

.event { position: relative; display: flex; gap: 12px; padding-bottom: 14px; }
.event-rail { position: relative; flex: 0 0 12px; }
.event-rail::before {
  content: "";
  position: absolute;
  left: 5px; top: 20px; bottom: -14px;
  width: 2px;
  background: var(--border);
}
.event:last-child .event-rail::before { display: none; }
.dot {
  position: absolute; top: 12px; left: 0;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--unk);
  box-shadow: 0 0 0 3px var(--bg);
}
.dot-positive { background: var(--pos); }
.dot-negative { background: var(--neg); }
.dot-not_tested { background: var(--unk); }

.event-card { flex: 1; min-width: 0; }
.event-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.event-date { margin: 0; font-size: 15.5px; font-weight: 650; }
.event-ago { margin: 2px 0 0; font-size: 12.5px; color: var(--muted); }
.event-sub { margin: 10px 0 0; font-size: 14px; color: var(--text); }

.tag {
  flex: 0 0 auto;
  padding: 4px 9px;
  font-size: 10.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  border-radius: 999px;
  background: var(--surface-2); color: var(--muted);
}
.tag.tone-positive { background: color-mix(in srgb, var(--pos) 14%, transparent); color: var(--pos); }
.tag.tone-negative { background: color-mix(in srgb, var(--neg) 14%, transparent); color: var(--neg); }

.event-actions { display: flex; gap: 10px; margin-top: 12px; }
.btn.quick {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 9px 14px;
  font-size: 13.5px;
  color: var(--accent-ink);
  background: var(--accent-soft);
  border-color: transparent;
}

.event-more { margin-top: 12px; }
.event-more summary {
  font-size: 13px; font-weight: 600; color: var(--accent-ink);
  cursor: pointer; list-style: none;
}
.event-more summary::-webkit-details-marker { display: none; }
.event-more summary::after { content: " ›"; }
.event-more[open] summary::after { content: " ⌄"; }
.event-more dl {
  display: grid; grid-template-columns: auto 1fr; gap: 4px 12px;
  margin: 12px 0 0; font-size: 14px;
}
.event-more dt { color: var(--muted); }
.event-more dd { margin: 0; overflow-wrap: anywhere; }
.event-more .actions { margin-top: 14px; justify-content: flex-end; }

/* ── Charts ── */
.chart { display: block; width: 100%; height: auto; overflow: visible; }
.chart .bar { fill: var(--accent); }
.chart .bar.is-pos { fill: var(--pos); }
.chart .label { fill: var(--muted); font-size: 9px; }
.chart .value { fill: var(--text); font-size: 9.5px; font-weight: 700; }
.chart .axis { stroke: var(--border); stroke-width: 1; }

.obs { list-style: none; margin: 4px 0 0; padding: 0; }
.obs li { padding: 11px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.obs li:last-child { border-bottom: 0; padding-bottom: 0; }

.disclaimer {
  margin: 4px 0 0;
  padding: 13px 15px;
  font-size: 13px;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
}

/* ── Notes: privacy line by the form, backup note by the export buttons ── */
.note {
  display: flex;
  gap: 9px;
  margin: 0 0 20px;
  padding: 11px 13px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.note svg {
  flex: 0 0 auto;
  width: 16px; height: 16px;
  margin-top: 2px;
  fill: none; stroke: var(--accent-ink); stroke-width: 1.8;
  stroke-linecap: round; stroke-linejoin: round;
}
.note p { margin: 0; }
.note p + p { margin-top: 6px; }
.note strong { color: var(--text); font-weight: 600; }

/* Already installed? Then the home-screen tip is noise. */
@media (display-mode: standalone) { .install-tip { display: none; } }

/* ── Summary ── */
.summary {
  margin: 16px 0 0;
  padding: 16px;
  font: 12.5px/1.65 ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* ── Account, dashboard ── */
.pending {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--muted);
}
.pending::before { content: "⟳ "; }

.note.ongoing { border-left: 3px solid var(--accent); }

.quick-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.quick-grid .btn { flex: 1 1 auto; }

.recent { list-style: none; margin: 4px 0 0; padding: 0; }
.recent li {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.recent li:last-child { border-bottom: 0; }
.recent .dot { position: static; flex: 0 0 auto; box-shadow: none; }
.recent-main { flex: 1; min-width: 0; }
.recent-main em { display: block; font-size: 12px; font-style: normal; color: var(--muted); }

.migrate-card h3 { margin-bottom: 6px; }
.migrate-facts {
  display: grid; grid-template-columns: auto 1fr; gap: 4px 14px;
  margin: 14px 0; font-size: 14px;
}
.migrate-facts dt { color: var(--muted); }
.migrate-facts dd { margin: 0; font-weight: 600; }

#auth-switch { margin-bottom: 20px; }
input[type="password"] {
  width: 100%; padding: 12px 13px;
  font: inherit; font-size: 16px;
  color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
  appearance: none;
}

/* ── Admin ── */
body.admin { padding-bottom: 24px; }
body.admin .view-title { margin: 26px 0 12px; font-size: 16px; }
.bars { list-style: none; margin: 0; padding: 0; }
.bars li { display: flex; align-items: center; gap: 10px; padding: 5px 0; font-size: 12px; }
.bars-day { flex: 0 0 42px; color: var(--muted); font-variant-numeric: tabular-nums; }
.bars-track { flex: 1; height: 8px; background: var(--surface-2); border-radius: 999px; overflow: hidden; }
.bars-fill { display: block; height: 100%; background: var(--accent); }
.bars-n { flex: 0 0 24px; text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }
a.btn { display: inline-flex; align-items: center; justify-content: center; text-decoration: none; }

/* ── Empty state ── */
.empty {
  padding: 38px 20px;
  text-align: center;
  color: var(--muted);
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}
.empty-title { margin: 0 0 4px; font-size: 16px; font-weight: 600; color: var(--text); }
.empty p { margin: 0 0 16px; font-size: 14px; }
.empty .btn { flex: 0 0 auto; }

/* ── Tab bar ── */
.tabbar {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 6;
  display: flex;
  height: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.tab {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  padding: 0;
  font: inherit; font-size: 10px;
  color: var(--muted);
  background: none; border: 0;
  cursor: pointer;
}
.tab span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
.tab svg {
  width: 21px; height: 21px;
  fill: none; stroke: currentColor; stroke-width: 1.8;
  stroke-linecap: round; stroke-linejoin: round;
}
.tab.is-active { color: var(--accent-ink); font-weight: 600; }

/* ── Toast ── */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 16px);
  transform: translateX(-50%);
  z-index: 10;
  max-width: 88vw;
  padding: 11px 18px;
  font-size: 14px;
  color: #fff;
  background: #11181b;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgb(0 0 0 / .24);
}
@media (prefers-color-scheme: dark) { .toast { color: #0e1113; background: #e8edee; } }

/* ── Print: the copy that goes to the doctor ── */
@media print {
  .topbar, .tabbar, .actions, .toast, .hint, .lede, .view-title { display: none !important; }
  body { padding: 0; background: #fff; color: #000; }
  main { max-width: none; padding: 0; }
  .summary { margin: 0; padding: 0; border: 0; font-size: 11px; }
}

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