:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-2: #273449;
  --border: #334155;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-ink: #082f49;
  --good: #4ade80;
  --warn: #fbbf24;
  --bad: #f87171;
  --radius: 14px;
  --tab-h: 58px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); }
body {
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  -webkit-text-size-adjust: 100%;
  overscroll-behavior-y: none;
}

#app {
  max-width: 640px;
  margin: 0 auto;
  padding: calc(var(--safe-t) + 14px) 16px calc(var(--tab-h) + var(--safe-b) + 28px);
  min-height: 100%;
}

h1 { font-size: 26px; margin: 4px 0 4px; letter-spacing: -0.3px; }
h2 { font-size: 18px; margin: 22px 0 8px; }
h3 { font-size: 16px; margin: 0 0 4px; }
p { margin: 6px 0; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.center { text-align: center; }
.row { display: flex; align-items: center; gap: 10px; }
.row.between { justify-content: space-between; }
.row.wrap { flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }
.mt { margin-top: 12px; }
.mb { margin-bottom: 12px; }
.hidden { display: none !important; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin: 10px 0;
}
.card.tap { cursor: pointer; }
.card.tap:active { background: var(--surface-2); }
.card.accent { border-color: var(--accent); }

.btn {
  appearance: none;
  border: 0;
  border-radius: 12px;
  background: var(--accent);
  color: var(--accent-ink);
  font: inherit;
  font-weight: 700;
  padding: 13px 18px;
  min-height: 46px;
  width: 100%;
  margin: 8px 0;
  cursor: pointer;
}
.btn:active { opacity: 0.8; }
.btn.secondary { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.btn.danger { background: transparent; color: var(--bad); border: 1px solid var(--bad); }
.btn.small { width: auto; min-height: 36px; padding: 6px 12px; font-size: 14px; margin: 0; }
.btn[disabled] { opacity: 0.4; }

label.field { display: block; margin: 12px 0; font-weight: 600; }
label.field > span { display: block; margin-bottom: 4px; }
input[type=text], input[type=number], input[type=password], input[type=url], select, textarea {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 11px 12px;
  min-height: 44px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.chip {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 15px;
  padding: 8px 14px;
  min-height: 40px;
  border-radius: 999px;
  cursor: pointer;
}
.chip.on { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 700; }
.chip.static { cursor: default; min-height: 0; padding: 3px 10px; font-size: 12px; }

.opt {
  display: block;
  width: 100%;
  text-align: left;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  margin: 8px 0;
  cursor: pointer;
}
.opt.on { border-color: var(--accent); background: var(--surface-2); }
.opt b { display: block; }
.opt span { color: var(--muted); font-size: 14px; }

#tabs {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  height: calc(var(--tab-h) + var(--safe-b));
  padding-bottom: var(--safe-b);
  background: rgba(15, 23, 42, 0.96);
  border-top: 1px solid var(--border);
  display: flex;
  z-index: 10;
}
#tabs.hidden { display: none; }
#tabs a {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: var(--muted);
  text-decoration: none;
  font-size: 11px;
  gap: 2px;
}
#tabs a .ico { font-size: 20px; line-height: 1; }
#tabs a.on { color: var(--accent); }

#toast {
  position: fixed; left: 50%; bottom: calc(var(--tab-h) + var(--safe-b) + 14px);
  transform: translateX(-50%);
  background: var(--text); color: var(--bg);
  padding: 10px 16px; border-radius: 999px; font-weight: 600; font-size: 14px;
  opacity: 0; pointer-events: none; transition: opacity 0.2s; z-index: 30; max-width: 90%;
}
#toast.show { opacity: 1; }

.modal-back {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.6); z-index: 20;
  display: flex; align-items: flex-end; justify-content: center;
}
.modal {
  background: var(--surface);
  width: 100%; max-width: 640px; max-height: 88%;
  overflow-y: auto;
  border-radius: 20px 20px 0 0;
  padding: 18px 16px calc(var(--safe-b) + 24px);
}

.bar { height: 8px; background: var(--bg); border-radius: 999px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); border-radius: 999px; }
.bar.good > i { background: var(--good); }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stat { background: var(--bg); border-radius: 10px; padding: 10px 6px; text-align: center; }
.stat b { display: block; font-size: 18px; }
.stat span { font-size: 11px; color: var(--muted); }

.progress-steps { display: flex; gap: 4px; margin: 6px 0 14px; }
.progress-steps i { flex: 1; height: 4px; border-radius: 2px; background: var(--border); }
.progress-steps i.on { background: var(--accent); }

.set-row {
  display: grid;
  grid-template-columns: 28px 1fr 1fr 44px;
  gap: 8px;
  align-items: center;
  margin: 6px 0;
}
.set-row .n { color: var(--muted); text-align: center; font-weight: 700; }
.set-row input { text-align: center; padding: 8px 4px; }
.set-row .ok {
  appearance: none; border: 1px solid var(--border); background: var(--bg); color: var(--muted);
  border-radius: 10px; min-height: 44px; font-size: 18px; cursor: pointer;
}
.set-row.done .ok { background: var(--good); color: #052e16; border-color: var(--good); }
.set-head { display: grid; grid-template-columns: 28px 1fr 1fr 44px; gap: 8px; color: var(--muted); font-size: 12px; text-align: center; }

.hint {
  background: rgba(56, 189, 248, 0.12);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
  margin: 8px 0;
}
.hint.good { background: rgba(74, 222, 128, 0.12); border-color: var(--good); }
.hint.warn { background: rgba(251, 191, 36, 0.12); border-color: var(--warn); }

.macro-row { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); margin-top: 4px; }
.sparkline { width: 100%; height: 70px; display: block; }
.list-plain { list-style: none; padding: 0; margin: 0; }
.list-plain li { padding: 8px 0; border-bottom: 1px solid var(--border); }
.list-plain li:last-child { border-bottom: 0; }
ol.steps { padding-left: 20px; margin: 6px 0; }
ol.steps li { margin: 4px 0; }
.topbar { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.back { appearance: none; background: none; border: 0; color: var(--accent); font: inherit; padding: 8px 0; cursor: pointer; }

#rest-bar {
  position: fixed; left: 12px; right: 12px;
  bottom: calc(var(--tab-h) + var(--safe-b) + 10px);
  background: var(--accent); color: var(--accent-ink);
  border-radius: 14px; padding: 8px 10px 8px 16px;
  display: flex; align-items: center; gap: 8px; z-index: 15; font-weight: 700;
}
#rest-bar span { flex: 1; font-size: 18px; }
#rest-bar button {
  appearance: none; border: 0; background: rgba(8, 47, 73, 0.15); color: var(--accent-ink);
  font: inherit; font-weight: 700; border-radius: 10px; padding: 8px 12px; min-height: 40px;
}
.chart { width: 100%; height: auto; display: block; }
.ex-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.ex-num { color: var(--muted); font-weight: 700; margin-right: 6px; }
.tag { display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 999px; background: var(--bg); color: var(--muted); margin-right: 4px; }
.kpi { font-size: 28px; font-weight: 800; letter-spacing: -0.5px; }
.divider { height: 1px; background: var(--border); margin: 12px 0; }
details.card > summary { cursor: pointer; font-weight: 700; list-style: none; }
details.card > summary::-webkit-details-marker { display: none; }
details.card[open] > summary { margin-bottom: 8px; }
.pill-nav { display: flex; gap: 6px; overflow-x: auto; padding: 4px 0 8px; -webkit-overflow-scrolling: touch; }
.pill-nav .chip { flex: none; }
.big-input { font-size: 22px; text-align: center; }