:root {
  /* Apple-подобная светлая палитра */
  --bg: #f5f5f7;
  --card: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --border: rgba(0, 0, 0, 0.07);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.06);

  /* Системные цвета Apple */
  --orange: #ff9500;
  --green: #34c759;
  --blue: #007aff;
  --purple: #af52de;
  --pink: #ff375f;

  --radius: 20px;
}

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  background: var(--bg);
}

body {
  margin: 0 auto;
  max-width: 940px;
  padding: 56px 20px 72px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Helvetica Neue", "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

/* --- Шапка --- */
header {
  text-align: center;
  margin-bottom: 40px;
}

header h1 {
  margin: 0;
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.022em;
}

.subtitle {
  color: var(--muted);
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 400;
}

/* --- Карточки-метрики --- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.card-value {
  font-size: 38px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.card:nth-child(1) .card-value { color: var(--orange); }
.card:nth-child(2) .card-value { color: var(--green); }
.card:nth-child(3) .card-value { color: var(--blue); }
.card:nth-child(4) .card-value { color: var(--purple); }

.card-label {
  color: var(--muted);
  font-size: 14px;
  margin-top: 8px;
  letter-spacing: -0.01em;
}

/* --- Блоки с графиками --- */
.chart-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.chart-block h2 {
  margin: 0 0 20px;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

canvas {
  max-width: 100%;
}

/* --- Показатели организма --- */
.lab-cat { margin-bottom: 22px; }
.lab-cat:last-child { margin-bottom: 0; }

.lab-cat h3 {
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
  text-transform: none;
}

.lab-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--border);
}
.lab-row:last-child { border-bottom: none; }

.lab-name { font-weight: 500; letter-spacing: -0.01em; }

.lab-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.lab-val { font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }
.lab-range { color: var(--muted); font-size: 13px; white-space: nowrap; }

.pill {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.pill.ok { background: rgba(52, 199, 89, 0.15); color: #248a3d; }
.pill.low { background: rgba(0, 122, 255, 0.15); color: #0060df; }
.pill.high { background: rgba(255, 59, 48, 0.15); color: #d70015; }
.pill.unknown { background: rgba(142, 142, 147, 0.15); color: #6e6e73; }

.labs-empty { color: var(--muted); margin: 0; }

@media (max-width: 520px) {
  .lab-row { flex-direction: column; align-items: flex-start; gap: 6px; }
  .lab-meta { gap: 10px; }
}

footer {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  margin-top: 32px;
}