:root {
  --bg: #f6f6fb;
  --surface: #ffffff;
  --text: #1c1c28;
  --muted: #6b6b80;
  --accent: #5b5bd6;
  --accent-text: #ffffff;
  --ok: #1f9d55;
  --warn: #b45309;
  --border: #dcdce8;
  --radius: 14px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14141c;
    --surface: #1f1f2b;
    --text: #f0f0f7;
    --muted: #a0a0b5;
    --accent: #8a8af0;
    --accent-text: #14141c;
    --ok: #4cc38a;
    --warn: #f5a524;
    --border: #34344a;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

#app { width: 100%; max-width: 480px; margin: 0 auto; padding: 12px 16px 8px; }

button { font: inherit; color: inherit; cursor: pointer; }
button:disabled { cursor: default; opacity: 0.45; }

.tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.tab { flex: 1; padding: 10px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.tab.active { background: var(--accent); border-color: var(--accent); color: var(--accent-text); font-weight: 600; }

.error { background: #fde8e8; color: #8a1c1c; border-radius: var(--radius); padding: 10px 14px; margin-bottom: 12px; }
.error[hidden] { display: none; }

.streak { text-align: center; margin: 8px 0 16px; }
.streak-num { font-size: 72px; font-weight: 800; line-height: 1; color: var(--accent); }
.streak-label { color: var(--muted); }

.primary {
  display: block; width: 100%; padding: 20px; margin-bottom: 20px;
  border: 0; border-radius: var(--radius); background: var(--accent); color: var(--accent-text);
  font-size: 20px; font-weight: 700;
}
.primary.done { background: var(--ok); color: #fff; }

.week { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; margin-bottom: 14px; }
.week-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; }
h2 { margin: 0; font-size: 16px; }
.count { font-variant-numeric: tabular-nums; color: var(--muted); font-weight: 600; }
.count.met { color: var(--ok); }

.days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.day {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 8px 0; border: 1px solid var(--border); border-radius: 12px; background: transparent;
}
.day .dow { font-size: 11px; color: var(--muted); }
.day .dom { font-size: 16px; font-weight: 600; }
.day.today { border-color: var(--accent); border-width: 2px; }
.day.done { background: var(--ok); border-color: var(--ok); color: #fff; }
.day.done .dow { color: #e6f6ec; }
.day.future { opacity: 0.35; }

.note { color: var(--muted); margin: 10px 0 0; font-size: 14px; }
.note.ok { color: var(--ok); }
.note.warn { color: var(--warn); }
.freeze {
  margin-top: 10px; width: 100%; padding: 12px; border: 1px solid var(--accent);
  border-radius: var(--radius); background: transparent; color: var(--accent); font-weight: 600;
}
.link { background: none; border: 0; padding: 0; color: var(--accent); text-decoration: underline; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 14px; }
.stats div { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 6px; text-align: center; }
.stats strong { display: block; font-size: 28px; color: var(--accent); }
.stats span { font-size: 12px; color: var(--muted); }

.history { list-style: none; margin: 0; padding: 0; }
.hist {
  display: grid; grid-template-columns: 1fr auto auto; gap: 12px; align-items: center;
  padding: 12px 14px; margin-bottom: 8px; background: var(--surface);
  border: 1px solid var(--border); border-left-width: 5px; border-radius: var(--radius);
}
.hist.success { border-left-color: var(--ok); }
.hist.frozen { border-left-color: var(--accent); }
.hist.miss { border-left-color: var(--warn); }
.hist.in_progress { border-left-color: var(--border); }
.badge { font-size: 12px; color: var(--muted); min-width: 76px; text-align: right; }

/* ---- Chipmunk: fills the space under the content, anchored to the bottom ---- */
#chipmunk {
  flex: 1;
  min-height: 230px;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 16px 8px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
}

.bubble {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 4.2em;
  max-width: 100%;
  margin-bottom: 14px;
  padding: 10px 16px;
  text-align: center;
  font-weight: 600;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 18px;
}
.bubble:empty { visibility: hidden; }
.bubble::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -10px;
  width: 16px;
  height: 16px;
  background: var(--surface);
  border-right: 2px solid var(--border);
  border-bottom: 2px solid var(--border);
  transform: translateX(-50%) rotate(45deg);
}
.bubble[data-mood="cheer"] { border-color: var(--ok); }
.bubble[data-mood="cheer"]::after { border-color: var(--ok); }
.bubble.pop { animation: pop 0.28s ease-out; }

.chip-btn { background: none; border: 0; padding: 0; line-height: 0; -webkit-tap-highlight-color: transparent; }
.chip { width: min(240px, 62vw); height: auto; overflow: visible; color: var(--text); animation: bob 3.2s ease-in-out infinite; transform-origin: 50% 100%; }

.tail { transform-origin: 140px 150px; animation: sway 2.6s ease-in-out infinite alternate; }
.eye { transform-box: fill-box; transform-origin: center; animation: blink 4.6s infinite; }
.eye + .eye { animation-delay: 0.02s; }
.brow, .arm, .cheek { transform-box: fill-box; transform-origin: center; transition: transform 0.25s ease; }
.arm-l { transform-origin: 68px 118px; }
.arm-r { transform-origin: 132px 118px; }

/* Snark face is the default. */
.mouth-cheer, .spark { opacity: 0; }
.brow-l { transform: rotate(14deg); }
.brow-r { transform: rotate(-14deg); }
.pupil { animation: eyeroll 9s ease-in-out infinite; }

/* Cheer face. */
.cheer .mouth-snark { opacity: 0; }
.cheer .mouth-cheer { opacity: 1; }
.cheer .lid { opacity: 0; }
.cheer .brow-l { transform: translateY(-5px) rotate(-12deg); }
.cheer .brow-r { transform: translateY(-5px) rotate(12deg); }
.cheer .cheek { transform: scale(1.12); }
.cheer .arm-l { transform: rotate(-150deg); }
.cheer .arm-r { transform: rotate(150deg); }
.cheer .pupil { animation: none; }
.cheer .hopper { animation: hop 0.55s ease-out 3; }
.cheer .spark { animation: burst 1.3s ease-out 2; }

.talk .mouth { animation: yap 0.16s steps(2) 8; }

@keyframes bob { 0%, 100% { transform: translateY(0) scaleY(1); } 50% { transform: translateY(-3px) scaleY(1.012); } }
@keyframes sway { from { transform: rotate(-5deg); } to { transform: rotate(8deg); } }
@keyframes blink { 0%, 93%, 100% { transform: scaleY(1); } 96% { transform: scaleY(0.08); } }
@keyframes eyeroll {
  0%, 78%, 100% { transform: translate(0, 0); }
  83% { transform: translate(3.5px, -3.5px); }
  89% { transform: translate(-3.5px, -3.5px); }
  94% { transform: translate(0, 0); }
}
@keyframes hop { 0%, 100% { transform: translateY(0); } 45% { transform: translateY(-26px); } }
@keyframes burst {
  0% { opacity: 0; transform: translate(0, 0) scale(0.3); }
  20% { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(1.3); }
}
@keyframes yap { from { transform: translateY(0); } to { transform: translateY(2.5px); } }
@keyframes pop { from { transform: scale(0.85); opacity: 0.2; } to { transform: scale(1); opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  .chip, .tail, .eye, .pupil, .hopper, .spark, .mouth, .bubble.pop { animation: none !important; }
}