/* MyMind — design system (Agent 02)
   Navy/indigo foundation, warm dim text, one restrained gold accent.
   System fonts only. No images, no external assets. */

:root {
  --bg: #0a0e1a;          /* page */
  --bg-2: #0e1424;        /* inputs, quiet surfaces */
  --card: #131a2e;        /* cards */
  --card-2: #1a2340;      /* raised rows, quiet buttons */
  --line: #273051;        /* borders */
  --text: #e6e1d4;        /* warm light text */
  --dim: #a09c90;         /* warm dim text (≥ 4.5:1 on card) */
  --faint: #8a877c;       /* notes, smallest text (≥ 4.5:1 on --bg) */
  --accent: #c9a46a;      /* restrained gold: one primary per screen */
  --accent-ink: #1a1408;  /* text on accent */
  --accent-soft: rgba(201, 164, 106, 0.14);
  --indigo: #7f8cff;      /* focus ring + links */
  --ok: #7aa37a;
  --late: #b3765a;
  --radius: 16px;
  --radius-sm: 10px;
  --tap: 44px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 1.0625rem/1.5 -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  overscroll-behavior: none;
}
main {
  width: 100%;
  max-width: 480px;
  padding: calc(20px + env(safe-area-inset-top)) 16px calc(28px + env(safe-area-inset-bottom));
}

h1 { font-size: 1.5rem; margin: 0 0 4px; font-weight: 600; letter-spacing: -0.01em; }
h2 { font-size: 1.1875rem; margin: 0 0 10px; font-weight: 600; }
h3 { font-size: 1rem; margin: 0 0 6px; font-weight: 600; color: var(--dim); }
p { margin: 0 0 14px; }
p:last-child { margin-bottom: 0; }
.dim { color: var(--dim); font-size: 0.9375rem; }
.faint { color: var(--faint); font-size: 0.8125rem; line-height: 1.4; }
.lead { color: var(--dim); margin-bottom: 18px; }
a { color: var(--indigo); }
b, strong { font-weight: 600; }

.hide { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---- layout blocks ---- */
.card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.03);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
}
.card.hero { background: linear-gradient(180deg, #16203c 0%, #121a30 100%); }
.big { font-size: 3.625rem; font-weight: 300; letter-spacing: 1px; line-height: 1.05; font-variant-numeric: tabular-nums; }
.eyebrow { font-size: 0.8125rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--dim); margin-bottom: 4px; }
.row { display: flex; gap: 8px; }
.row > * { flex: 1; }
.stack > * + * { margin-top: 10px; }
.topbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 14px; }
.topbar h1 { margin: 0; }
.topbar .nav { display: flex; gap: 6px; }

/* ---- note / callout (calm, never red) ---- */
.note {
  background: var(--accent-soft);
  border: 1px solid rgba(201,164,106,0.35);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.9375rem;
  color: var(--text);
  margin: 12px 0 0;
}
.note.quiet { background: var(--bg-2); border-color: var(--line); color: var(--dim); }
.errors { margin: 12px 0 0; padding: 0; list-style: none; color: #e0b98a; font-size: 0.9375rem; }
.errors li { padding: 4px 0; }
.errors li::before { content: "· "; }

/* ---- buttons ---- */
button, .btn {
  display: block;
  width: 100%;
  min-height: var(--tap);
  padding: 13px 16px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: var(--accent);
  color: var(--accent-ink);
  font: inherit;
  font-size: 1.0625rem;
  font-weight: 600;
  margin-top: 8px;
  cursor: pointer;
  text-align: center;
  -webkit-tap-highlight-color: transparent;
  transition: opacity .15s ease, background-color .15s ease;
}
button:active { opacity: .78; }
button.ghost { background: transparent; color: var(--dim); border-color: var(--line); font-weight: 500; }
button.quiet { background: var(--card-2); color: var(--text); font-weight: 500; }
button.link {
  width: auto; display: inline-block; min-height: var(--tap);
  padding: 10px 12px; margin: 0;
  background: transparent; color: var(--dim); font-weight: 500; font-size: 0.9375rem;
}
button.link.on { color: var(--text); }
button.mini {
  width: auto; display: inline-block; min-height: var(--tap);
  padding: 10px 14px; font-size: 0.875rem; font-weight: 500;
  margin: 0 0 10px; color: var(--dim); border-color: var(--line); background: transparent;
}
button.danger { background: transparent; color: #d9a08a; border-color: #4a3030; font-weight: 500; }
button:disabled { opacity: .5; cursor: default; }

/* ---- forms ---- */
label { display: block; font-size: 0.9375rem; color: var(--dim); margin: 14px 0 6px; }
label:first-child { margin-top: 0; }
input, textarea, select {
  width: 100%;
  min-height: var(--tap);
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--text);
  font: inherit;
  font-size: 1.0625rem; /* ≥ 16px: no iOS zoom */
  color-scheme: dark;
}
textarea { min-height: 140px; resize: none; }
input[type="time"] { font-variant-numeric: tabular-nums; }
input[type="file"] { padding: 9px 12px; font-size: 0.9375rem; }
.check { display: flex; align-items: flex-start; gap: 12px; margin: 14px 0 4px; min-height: var(--tap); cursor: pointer; }
.check input { width: 26px; height: 26px; min-height: 0; flex: none; margin: 2px 0 0; accent-color: var(--accent); padding: 0; }
.check span { font-size: 0.9375rem; color: var(--dim); }
.seg { display: flex; gap: 8px; margin-top: 8px; }
.seg button { margin-top: 0; padding: 11px 8px; font-size: 0.9375rem; font-weight: 500; background: transparent; color: var(--dim); border-color: var(--line); }
.seg button.on, .seg button[aria-pressed="true"] { background: var(--card-2); color: var(--text); border-color: var(--accent); }
.field-note { color: var(--faint); font-size: 0.8125rem; margin: 6px 0 0; line-height: 1.4; }

/* ---- focus (keyboard) ---- */
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--indigo); outline-offset: 2px; border-radius: 6px; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--indigo); outline-offset: 3px;
}

/* ---- dialog ---- */
dialog {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px;
  width: min(92vw, 400px);
  max-width: 92vw;
}
dialog::backdrop { background: rgba(4, 6, 12, 0.72); }
dialog h2 { margin-top: 0; }

/* ---- progress visuals ---- */
#sky {
  width: 100%; aspect-ratio: 440 / 150; height: auto; display: block;
  border-radius: 12px; background: linear-gradient(#070a14, #10162c);
}
#chartSvg { width: 100%; height: auto; display: block; overflow: visible; }
.legend { display: flex; flex-wrap: wrap; gap: 12px; font-size: 0.8125rem; color: var(--dim); margin-top: 10px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }
.legend i.ok { background: var(--ok); }
.legend i.late { background: var(--late); }
.legend i.none { background: transparent; border: 1.5px solid var(--dim); }
.legend i.plan { width: 16px; height: 0; border-top: 2px dashed var(--accent); border-radius: 0; vertical-align: 3px; }
details { margin-top: 12px; }
summary { cursor: pointer; color: var(--dim); font-size: 0.9375rem; min-height: var(--tap); display: flex; align-items: center; }
.nights { list-style: none; margin: 8px 0 0; padding: 0; font-size: 0.875rem; color: var(--dim); }
.nights li { padding: 6px 0; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 8px; }
.nights li span:last-child { color: var(--text); text-align: right; font-variant-numeric: tabular-nums; }

/* ---- settings rows ---- */
.setting { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); min-height: var(--tap); }
.setting:first-of-type { border-top: 0; }
.setting .l { flex: 1; }
.setting .l small { display: block; color: var(--faint); font-size: 0.8125rem; line-height: 1.35; }
.setting input[type="checkbox"] { width: 26px; height: 26px; min-height: 0; flex: none; accent-color: var(--accent); padding: 0; }
.status { color: var(--dim); font-size: 0.875rem; margin-top: 10px; min-height: 1.2em; }

/* ---- countdown state ---- */
#countdown { font-variant-numeric: tabular-nums; }
#countdown.soon { color: var(--accent); }

/* ---- night surfaces: tokens only. Agent 04 owns behaviour and appends a "night" block at the end ---- */
.sheet {
  position: fixed; inset: 0; background: var(--bg); z-index: 10;
  overflow-y: auto; display: flex; justify-content: center;
  scrollbar-width: none;
}
.sheet::-webkit-scrollbar { display: none; }
.sheet > div { width: 100%; max-width: 480px; padding: calc(28px + env(safe-area-inset-top)) 16px calc(32px + env(safe-area-inset-bottom)); }
/* night primaries: clearly primary, but dimmer than daytime gold */
.sheet button:not(.ghost):not(.quiet):not(.link):not(.mini) { background: #a8875a; }
.breath {
  width: 160px; height: 160px; border-radius: 50%; margin: 36px auto;
  background: radial-gradient(rgba(201,164,106,0.33), rgba(201,164,106,0.07));
  border: 2px solid var(--accent);
  display: flex; align-items: center; justify-content: center; text-align: center;
  padding: 12px; transition: transform 4s ease-in-out;
}
.dots { display: flex; gap: 6px; margin-bottom: 16px; }
.dots i { flex: 1; height: 4px; border-radius: 2px; background: #232a40; }
.dots i.on { background: var(--accent); }
#dark {
  position: fixed; inset: 0; background: #000; color: #4a4a4a;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; z-index: 9; padding: 16px;
}
#dark .t { font-size: 2.5rem; font-weight: 200; font-variant-numeric: tabular-nums; }
#dark p { color: #4a4a4a; }
#dark button { color: #5c5c5c; border-color: #1f1f1f; max-width: 240px; margin-left: auto; margin-right: auto; }
#dark .seg button.on { color: #8a8a8a; border-color: #5a4b31; background: #0d0d0d; }
#dark #temptedDark { border-color: transparent; }
#dark #alarmInput { max-width: 120px; text-align: center; background: #0a0a0a; border-color: #3a382f; color: #b0ab9e; }

/* ---- motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
  .breath { transition: none !important; transform: none !important; }
}

/* ---- wider screens ---- */
@media (min-width: 640px) {
  body { font-size: 1.125rem; }
  main { padding-top: 40px; }
}

/* night */
/* Agent 04 — night screens. Near-black surfaces, dim but perceivable controls
   (≥ 3:1 on black), one primary action per screen, no decoration. */
.sheet.black { background: #030303; color: #a9a49a; }
.sheet.black h1 { color: #c9c3b6; font-size: 1.375rem; }
.sheet.black .dim { color: #8f8a80; }
.sheet.black .faint { color: #6f6b63; }
.sheet.black button.quiet { background: #121212; color: #bdb7aa; border-color: #1f1f1f; }
.sheet.black button.ghost { color: #8f8a80; border-color: #2a2a2a; }
.sheet.black button.link { color: #7a766d; }
.sheet.black button:not(.ghost):not(.quiet):not(.link) { background: #6e5a3c; color: #f0e8d8; }
.sheet.black input, .sheet.black textarea { background: #0a0a0a; border-color: #2a2a2a; color: #c9c3b6; }
.sheet.black label { color: #8f8a80; }
.sheet.black .breath { border-color: #6e5a3c; background: radial-gradient(rgba(110,90,60,0.35), rgba(110,90,60,0.06)); color: #c9c3b6; }
.sheet.black .bar { background: #161616; }
.sheet.black .bar i { background: #6e5a3c; }
/* early wind-down: the settle card goes near-black too (see night.js windTick) */
.sheet.black .card { background: #0a0a0a; border-color: #1f1f1f; }
.sheet.black .card h2, .sheet.black .card p { color: #a9a49a; }
.center { text-align: center; }

/* wind-down header: progress + soft time-left */
.wind-head { margin-bottom: 14px; }
.dots i.done { background: #5f5440; }
.wind-meta { display: flex; justify-content: space-between; gap: 12px; margin: 0; }
.wind-bed { text-align: center; margin: 12px 0 4px; }
#stepBox .overrun-note { display: none; margin: 8px 0 0; }
#stepBox.overrun .overrun-note { display: block; color: var(--accent); }
#stepBox .seg { margin-top: 10px; }
#stepBox .seg button { font-size: 0.875rem; }

/* breathing: orb (scales) + a thin JS-driven bar (also the reduced-motion cue) */
.bar { height: 4px; border-radius: 2px; background: #232a40; margin: -20px auto 10px; max-width: 220px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--accent); }
.breath { color: var(--text); font-size: 1.0625rem; }

/* body scan: the current line, plus the whole script always visible */
.relax-now { font-size: 1.1875rem; color: var(--text); min-height: 3em; }
.relax-list { margin: 0 0 14px; padding-left: 20px; color: var(--faint); font-size: 0.875rem; line-height: 1.45; }
.relax-list li { padding: 3px 0; }
.relax-list li.now { color: var(--text); }
.relax-list.short { color: #a9a49a; font-size: 1rem; }

/* dark screen: faint, but every control ≥ 3:1 on black */
#dark .seg { max-width: 280px; }
#dark p { color: #5a5a5a; }
#dark #darkNote { margin-top: 16px; }
#dark .snd-info { font-size: 0.8125rem; margin: 8px 0 0; max-width: 300px; }
#dark button { color: #6a6a6a; }
#dark #cantBtn { margin-top: 36px; }
#dark #temptedDark { margin-top: 8px; }
#dark #darkHome { margin-top: 8px; }
#dark [data-snd][aria-pressed="true"] { color: #8a8a8a; border-color: #5a4b31; background: #0d0d0d; }
#dark .t:focus-visible { outline-color: #5a4b31; }

/* morning wake prompt */
#alarmBox { margin-top: 28px; max-width: 320px; }
#dark .wake-title { color: #9c7f4e; font-size: 1.375rem; margin-bottom: 8px; }
#dark .wake-text { color: #7d7a6e; font-size: 0.875rem; margin: 0 0 10px; }
#dark .wake-check { display: flex; align-items: center; gap: 10px; color: #a39d8e; font-size: 0.9375rem; margin: 0 0 12px; justify-content: center; }
#dark .wake-check input { width: 22px; height: 22px; margin: 0; accent-color: #9c7f4e; }
#dark #alarmInput { max-width: 120px; margin: 0 auto 8px; text-align: center; background: #0a0a0a; border-color: #3a382f; color: #b0ab9e; }

@media (prefers-reduced-motion: reduce) {
  .breath { transition: none !important; transform: none !important; }
}
/* /night */