:root {
  color-scheme: light;
  --bg: #f4f3ef;
  --surface: #fcfcfb;
  --border: #e3e1da;
  --text: #0b0b0b;
  --text-2: #52514e;
  --text-3: #75736d;
  --accent: #2a78d6;
  --accent-track: #d6e5f7;
  --accent-ink: #ffffff;
  --danger: #c62f2e;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.04), 0 4px 16px rgb(0 0 0 / 0.04);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #121211;
    --surface: #1a1a19;
    --border: #2e2d2a;
    --text: #ffffff;
    --text-2: #c3c2b7;
    --text-3: #9a998f;
    --accent: #3987e5;
    --accent-track: #22344a;
    --accent-ink: #ffffff;
    --danger: #e66767;
    --shadow: none;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #121211;
  --surface: #1a1a19;
  --border: #2e2d2a;
  --text: #ffffff;
  --text-2: #c3c2b7;
  --text-3: #9a998f;
  --accent: #3987e5;
  --accent-track: #22344a;
  --accent-ink: #ffffff;
  --danger: #e66767;
  --shadow: none;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: 880px;
  margin: 0 auto;
  padding: 32px 16px 48px;
}
.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}
.head-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
h1 { font-size: 1.6rem; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: 1rem; margin: 0; }
p { margin: 0; }
.muted { color: var(--text-2); font-size: 0.9rem; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow);
}

/* ---------- formularz ---------- */
#setup h2 { font-size: 1.15rem; margin-bottom: 4px; }
#setup > .muted { margin-bottom: 20px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; margin: 0 0 16px; border: 0; padding: 0; min-width: 0; }
.field > span, .field > legend { font-weight: 600; font-size: 0.9rem; padding: 0; margin-bottom: 6px; }
fieldset.field > legend { margin-bottom: 6px; }
input[type="date"], input[type="number"], input[type="time"] {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  width: 100%;
  min-height: 44px;
}
input:focus-visible, .btn:focus-visible, .link-btn:focus-visible, .segmented input:focus-visible + span {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.segmented { display: inline-flex; align-self: flex-start; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.segmented label { position: relative; }
.segmented input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.segmented span { display: block; padding: 10px 18px; cursor: pointer; background: var(--bg); color: var(--text-2); }
.segmented label + label span { border-left: 1px solid var(--border); }
.segmented input:checked + span { background: var(--accent); color: var(--accent-ink); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips label { position: relative; }
.chips input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chips span {
  display: block; min-width: 46px; text-align: center; padding: 10px 8px; cursor: pointer;
  border: 1px solid var(--border); border-radius: 8px; background: var(--bg); color: var(--text-2);
}
.chips input:checked + span { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.chips input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

.errors { color: var(--danger); margin: 0 0 12px; padding-left: 18px; font-size: 0.9rem; }
.errors:empty { display: none; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
  font: inherit;
  font-weight: 600;
  border-radius: 8px;
  padding: 10px 18px;
  min-height: 44px;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { background: var(--surface); }
.link-btn {
  font: inherit; background: none; border: 0; padding: 0;
  color: var(--text-2); text-decoration: underline; cursor: pointer;
}

/* ---------- wyniki ---------- */
#results { display: flex; flex-direction: column; gap: 16px; }
#countdown-block { display: flex; flex-direction: column; gap: 16px; }
.hero { padding: 28px 24px; }
.hero-label, .tile-label { color: var(--text-2); font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.hero-value { font-size: clamp(3rem, 12vw, 5rem); font-weight: 700; line-height: 1.05; letter-spacing: -0.02em; margin: 6px 0 8px; }
.hero-unit { font-size: 0.4em; font-weight: 600; color: var(--text-2); letter-spacing: 0; }
.hero-sub { color: var(--text-2); }
.hero-sub strong { color: var(--text); }
.countdown { margin-top: 14px; font-variant-numeric: tabular-nums; color: var(--text-2); font-size: 1.05rem; }
.countdown b { color: var(--text); font-weight: 600; }

.banner-text { font-size: 1.3rem; margin-top: 6px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.tile-value { font-size: 1.7rem; font-weight: 700; margin: 6px 0 2px; }
.tile-counter { font-variant-numeric: tabular-nums; white-space: nowrap; }
.tile-counter small { font-size: 0.55em; font-weight: 600; color: var(--text-2); }
.tile-sub { color: var(--text-3); font-size: 0.85rem; }

.rings { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.ring-card { margin: 0; display: flex; flex-direction: column; gap: 16px; }
.ring-card figcaption .muted { margin-top: 2px; }
.ring { width: 210px; max-width: 100%; margin: 0 auto; }
.ring svg { display: block; width: 100%; height: auto; overflow: visible; }
.ring .track { stroke: var(--accent-track); }
.ring .fill { stroke: var(--accent); animation: ring-grow 0.8s ease both; }
@keyframes ring-grow { from { stroke-dashoffset: var(--ring-from); } to { stroke-dashoffset: 0; } }
.ring .hit { stroke: transparent; cursor: default; }
.ring .pct { fill: var(--text); font-size: 21px; font-weight: 700; }
.ring .pct-sub { fill: var(--text-2); font-size: 8.5px; }
.ring-legend { margin: 0; display: flex; flex-direction: column; gap: 6px; font-size: 0.9rem; }
.ring-legend div { display: flex; justify-content: space-between; gap: 12px; }
.ring-legend dt { color: var(--text-2); display: flex; align-items: center; gap: 8px; }
.ring-legend dd { margin: 0; font-variant-numeric: tabular-nums; }
.swatch { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.swatch-fill { background: var(--accent); }
.swatch-track { background: var(--accent-track); }

.footnote { font-size: 0.8rem; line-height: 1.5; }

#milestones-card h2, #stats-card h2 { margin-bottom: 12px; }
.milestones { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.milestones li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 10px 0; border-top: 1px solid var(--border);
}
.milestones li:first-child { border-top: 0; padding-top: 0; }
.milestones .ms-when { color: var(--text-2); font-size: 0.9rem; text-align: right; white-space: nowrap; }
.milestones .ms-today { font-weight: 700; color: var(--text); }
.milestones .ms-badge {
  display: inline-block; margin-right: 8px; padding: 1px 8px; border-radius: 999px;
  background: var(--accent); color: var(--accent-ink); font-size: 0.75rem; font-weight: 700;
}
.stats { margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stats div { display: flex; flex-direction: column-reverse; gap: 2px; }
.stats dt { color: var(--text-2); font-size: 0.85rem; }
.stats dd { margin: 0; font-size: 1.5rem; font-weight: 700; }
.install-hint { margin-top: 16px; display: flex; flex-direction: column; gap: 6px; font-size: 0.9rem; }
.install-hint .link-btn { align-self: flex-start; font-size: 0.85rem; }

.tooltip {
  position: fixed;
  z-index: 10;
  pointer-events: none;
  background: var(--text);
  color: var(--bg);
  font-size: 0.85rem;
  padding: 6px 10px;
  border-radius: 6px;
  max-width: 260px;
  box-shadow: 0 4px 12px rgb(0 0 0 / 0.15);
}

@media (max-width: 640px) {
  .grid-2, .rings { grid-template-columns: 1fr; }
  .tiles { grid-template-columns: 1fr; }
  .grid-2 { gap: 0; }
  .milestones li { flex-direction: column; gap: 2px; }
  .milestones .ms-when { text-align: left; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  .ring .fill { animation: none; }
}