:root {
  --bg: #0b0f1a; --s1: #121a2e; --s2: #18223a; --line: #24304f;
  --tx: #e6ecff; --tx2: #9aaad0; --tx3: #7f8fb5;
  --accent: #5ea4ff; --accent-text: #5ea4ff; --on-accent: #06142e;
  --ok: #4fd1a5; --warn: #f2c14e; --care: #ff8f8f;
  --r: 16px; --mono: ui-monospace, "SF Mono", Menlo, monospace;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
  --dock-h: 140px;
}
@media (prefers-color-scheme: light) {
  :root { --bg: #f2f4fa; --s1: #ffffff; --s2: #e8ecf6; --line: #d3d9e8;
    --tx: #0d1424; --tx2: #4a5878; --tx3: #56627e; --warn: #8a5a00; --ok: #11795a; --care: #b3261e; }
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
/* iOS: the root size follows the Dynamic Type setting, and every size below is in rem/em so it all scales. */
html { -webkit-text-size-adjust: 100%; font: -apple-system-body; }
@media (hover: hover) and (pointer: fine) { html { font-size: 100%; } }
body { margin: 0; background: var(--bg); color: var(--tx); font-family: -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  font-size: 1rem; line-height: 1.45; }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; min-height: 44px; }
button:disabled { opacity: .45; cursor: default; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, [tabindex="0"]:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
input, select, textarea { width: 100%; min-height: 44px; background: var(--s2); border: 1px solid var(--line); border-radius: 12px; padding: 8px 12px; }
textarea { min-height: 80px; resize: vertical; }
label.f { display: block; margin: 12px 0 0; }
label.f > span { display: block; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--tx3); margin-bottom: 6px; }
.app { max-width: 1100px; margin: 0 auto; padding: calc(var(--safe-t) + 12px) 16px calc(var(--dock-h) + 24px); }
header.top { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.chip { display: inline-flex; align-items: center; gap: 8px; background: var(--s1); border: 1px solid var(--line);
  border-radius: 999px; padding: 4px 14px 4px 4px; white-space: nowrap; max-width: 62vw; min-width: 0; }
.chipname { overflow: hidden; text-overflow: ellipsis; }
.av { width: 2.25rem; height: 2.25rem; flex: none; border-radius: 50%; background: var(--accent); color: var(--on-accent);
  display: grid; place-items: center; font-weight: 600; }
.meta { font-size: .75rem; color: var(--tx2); text-align: right; display: flex; flex-direction: column; align-items: flex-end; }
.badge { display: inline-flex; align-items: center; font-size: .75rem; padding: 2px 10px; border-radius: 999px; background: var(--s2); color: var(--warn); min-height: 44px; }
.card { background: var(--s1); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; margin-bottom: 12px; }
.card.pick { display: block; width: 100%; text-align: left; }
.card.pick[aria-pressed="true"] { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.lbl { font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--tx3); margin: 0 0 6px; }
h1 { font-size: 1.5rem; margin: 0 0 4px; font-weight: 600; }
h2 { font-size: 1.05rem; margin: 0 0 8px; font-weight: 600; }
p { margin: 0; }
.sub { color: var(--tx2); font-size: .9rem; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.list { list-style: none; margin: 0; padding: 0; }
.list li { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 0; border-top: 1px solid var(--line); }
.list li:first-child { border-top: 0; }
.chain { color: var(--tx3); font-size: .8125rem; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 12px; }
.grid .card { margin: 0; }
.big { font-size: 1.8rem; font-weight: 600; }
.bar { height: 8px; border-radius: 4px; background: var(--s2); overflow: hidden; margin-top: 8px; }
.bar > i { display: block; height: 100%; background: var(--accent); border-radius: 4px; }
.seg { display: flex; gap: 6px; margin-top: 12px; flex-wrap: wrap; }
.seg button { flex: 1; min-width: 3.5rem; border-radius: 10px; background: var(--s2); padding: 0 8px; }
.seg.grav { flex-wrap: nowrap; }
.seg.grav button { min-width: 0; }
.seg button[aria-pressed="true"] { background: var(--accent); color: var(--on-accent); font-weight: 600; }
.dial { display: grid; place-items: center; position: relative; margin: 4px auto 0; width: min(190px, 52vw); aspect-ratio: 1; }
.dial svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.dial .v { font-size: 2.6rem; font-weight: 600; }
.ghost { background: var(--s2); border-radius: 12px; padding: 10px 14px; margin-top: 12px; font-size: .875rem; }
.ghost b { color: var(--accent-text); }
.dock { position: fixed; left: 0; right: 0; bottom: 0; padding: 10px 16px calc(var(--safe-b) + 8px);
  background: var(--bg); border-top: 1px solid var(--line); z-index: 5; }
.dock-in { max-width: 1100px; margin: 0 auto; }
.brand { display: none; }
.cta { width: 100%; min-height: 56px; border-radius: 16px; background: var(--accent); color: var(--on-accent); font-weight: 600; font-size: 1.1rem; }
.cta2 { min-height: 44px; border-radius: 12px; background: var(--s2); padding: 0 14px; }
.danger { color: var(--care); }
.danger-fill { background: var(--care); color: var(--bg); }
nav.tabs { display: flex; justify-content: space-between; margin-top: 8px; }
nav.tabs button { flex: 1; font-size: .75rem; color: var(--tx3); min-width: 0; }
nav.tabs button[aria-current="page"] { color: var(--accent-text); font-weight: 600; }
.ring { position: relative; width: 170px; height: 170px; margin: 6px auto; display: grid; place-items: center; }
.ring svg { position: absolute; inset: 0; transform: rotate(-90deg); }
.week { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; }
.day { background: var(--s2); border-radius: 10px; padding: 8px 2px; text-align: center; font-size: .75rem; min-height: 4rem; display: flex; flex-direction: column; align-items: center; }
.day.today { outline: 2px solid var(--accent); }
.day .h { font-size: .9375rem; display: block; margin-top: 4px; }
.day.rest .h { color: var(--ok); }
.note { font-size: .75rem; color: var(--tx3); margin-top: 8px; }
.flag { border-color: color-mix(in srgb, var(--care) 55%, var(--line)); }
.flag .lbl { color: var(--care); }
.swatches { display: flex; gap: 10px; margin-top: 10px; flex-wrap: wrap; }
.swatches button { width: 44px; height: 44px; border-radius: 50%; border: 3px solid transparent; }
.swatches button[aria-pressed="true"] { border-color: var(--tx); }
.daypick { display: inline-flex; align-items: center; gap: 2px; background: var(--s1); border: 1px solid var(--line); border-radius: 12px; }
.daypick button { width: 44px; font-size: 1.3rem; }
.daypick .num { font-size: .875rem; min-width: 6.5em; text-align: center; }
.updbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; background: var(--s1);
  border: 1px solid var(--accent); border-radius: 14px; padding: 8px 8px 8px 14px; margin-bottom: 12px; font-size: .9rem; }
.overlay { position: fixed; inset: 0; background: var(--bg); z-index: 10; display: flex; flex-direction: column;
  padding: calc(var(--safe-t) + 12px) 16px calc(var(--safe-b) + 16px); overflow: auto; }
.overlay .inner { width: 100%; max-width: 560px; margin: 0 auto; display: flex; flex-direction: column; flex: 1; min-height: 0; }
.scroll { overflow: auto; flex: 1; min-height: 0; padding-bottom: 12px; }
.tap { flex: 1; display: grid; place-items: center; text-align: center; border-radius: 24px; background: var(--s1);
  border: 1px solid var(--line); margin: 12px 0; user-select: none; -webkit-user-select: none; touch-action: manipulation; min-height: 240px; }
.tap > span { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.tap .reps { font-size: 7rem; font-weight: 600; line-height: 1; }
.tap.bump .reps { color: var(--accent-text); }
.tap.resting { background: var(--s2); cursor: default; }
.tap.resting .reps { font-size: 5rem; color: var(--tx2); }
.step { display: flex; align-items: center; gap: 12px; }
.step button { width: 48px; height: 48px; border-radius: 12px; background: var(--s2); font-size: 1.4rem; }
.step .num { min-width: 4ch; text-align: center; font-size: 1.3rem; }
.q { margin: 14px 0; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pills button { border-radius: 999px; background: var(--s2); padding: 0 14px; }
.pills button[aria-pressed="true"] { background: var(--accent); color: var(--on-accent); }
.toggle { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.toggle:first-of-type { border-top: 0; }
.toggle input { width: 28px; min-height: 28px; height: 28px; accent-color: var(--accent); flex: none; }
.toast { position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(var(--dock-h) + 16px); z-index: 40;
  background: var(--tx); color: var(--bg); border-radius: 12px; padding: 10px 16px; font-size: .9rem; max-width: 90vw; }
.empty { text-align: center; padding: 24px 8px; color: var(--tx2); }
.empty h2, .empty h1 { color: var(--tx); }
.empty .cta2 { margin-top: 12px; }
#lock .inner { align-items: center; justify-content: center; text-align: center; gap: 14px; max-width: 360px; }
#lock { z-index: 20; }
.dots { display: flex; justify-content: center; gap: 14px; margin: 6px 0; }
.dots i { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--tx3); }
.dots i.on { background: var(--accent); border-color: var(--accent); }
.pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; width: 100%; }
.pad button { border-radius: 50%; background: var(--s1); border: 1px solid var(--line); font-size: 1.6rem; aspect-ratio: 1; justify-self: center; width: min(76px, 22vw); }
.pad button.txt { font-size: .85rem; background: none; border: 0; }
.msg { min-height: 1.4em; font-size: .9rem; color: var(--care); }
.link { color: var(--accent-text); font-size: .9rem; min-height: 44px; }
.body-map { display: block; margin: 0 auto; max-width: 300px; width: 100%; }
.body-map .zone { fill: var(--s2); stroke: var(--tx3); stroke-width: 1.5; cursor: pointer; }
.body-map .zone[aria-pressed="true"] { fill: var(--accent); stroke: var(--accent); }
.body-map .zone:focus-visible { outline: none; stroke: var(--tx); stroke-width: 3; }
#curtain { position: fixed; inset: 0; z-index: 100; background: var(--bg); display: grid; place-items: center; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
@media (max-height: 640px) { .cta { min-height: 48px; } .dial { width: min(150px, 42vw); } }
@media (min-width: 900px) {
  .cols { display: grid; grid-template-columns: 1.1fr 1fr; gap: 16px; align-items: start; }
  /* Desktop: the dock becomes a left sidebar with the action button on top. */
  :root { --dock-h: 0px; }
  .dock { top: 0; right: auto; width: 232px; border-top: 0; border-right: 1px solid var(--line); padding: 20px 16px; }
  .dock-in { display: flex; flex-direction: column; gap: 16px; height: 100%; }
  .brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 1.1rem; }
  .dock .cta { min-height: 48px; font-size: 1rem; order: 2; }
  nav.tabs { flex-direction: column; margin: 0; order: 1; gap: 2px; }
  nav.tabs button { text-align: left; padding: 0 12px; border-radius: 10px; font-size: .95rem; color: var(--tx2); }
  nav.tabs button[aria-current="page"] { background: var(--s2); color: var(--tx); }
  .app { margin-left: 232px; padding: 24px 32px; max-width: 1180px; }
  .toast { bottom: 24px; left: calc(50% + 116px); }
}
@media (prefers-reduced-motion: no-preference) {
  .bar > i, .tap, .cta, .toast { transition: all .18s ease-out; }
}
@media print {
  .dock, .updbar, .toast, header.top button { display: none !important; }
}