:root {
  color-scheme: dark;
  --bg: #0f172a;
  --card: #1e293b;
  --card-accent: #172554;
  --text: #f8fafc;
  --muted: #94a3b8;
  --primary: #38bdf8;
  --accent: #34d399;
  --danger: #f87171;
  --border: rgba(148, 163, 184, 0.18);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: radial-gradient(circle at top, #1e293b 0%, var(--bg) 55%);
  color: var(--text);
}

body {
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.app {
  max-width: 480px;
  margin: 0 auto;
  padding: 20px 16px 32px;
}

.header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--primary);
  font-size: 13px;
  letter-spacing: 0.04em;
}

h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
}

.icon-btn {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 22px;
  cursor: pointer;
}

.status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 13px;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.15);
  color: var(--primary);
}

.pill.error {
  background: rgba(248, 113, 113, 0.15);
  color: var(--danger);
}

.pill.ok {
  background: rgba(52, 211, 153, 0.15);
  color: var(--accent);
}

.muted {
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  min-height: 120px;
}

.card-primary {
  background: linear-gradient(160deg, #0ea5e9 0%, #1e293b 100%);
}

.card-accent {
  background: var(--card-accent);
}

.label {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
}

.value {
  margin: 0;
  font-size: 34px;
  font-weight: 700;
  line-height: 1.1;
}

.sub {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.actions {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.btn {
  flex: 1;
  border: none;
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--primary);
  color: #0f172a;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.btn-secondary {
  background: rgba(148, 163, 184, 0.18);
  color: var(--text);
}

@media (max-width: 360px) {
  .value {
    font-size: 28px;
  }
}