:root {
  --bg: var(--tg-theme-bg-color, #ffffff);
  --text: var(--tg-theme-text-color, #1a1a1a);
  --hint: var(--tg-theme-hint-color, #8a8a8e);
  --card: var(--tg-theme-secondary-bg-color, #f2f2f7);
  --accent: var(--tg-theme-button-color, #2ea6ff);
  --accent-text: var(--tg-theme-button-text-color, #ffffff);
  --radius: 16px;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, system-ui, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  padding-bottom: 24px;
}
.hidden { display: none !important; }
.muted { color: var(--hint); font-size: 13px; }
.center { text-align: center; padding: 48px 24px; color: var(--hint); }
.big { font-size: 48px; margin-bottom: 8px; }

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; background: var(--bg);
  border-bottom: 1px solid rgba(128,128,128,.15);
}
.title { font-weight: 700; font-size: 17px; }
.icon-btn {
  border: none; background: var(--card); color: var(--text);
  width: 38px; height: 38px; border-radius: 12px; font-size: 18px; cursor: pointer;
}

main { padding: 16px; }
.home { margin-bottom: 22px; }
.home-name { font-weight: 700; font-size: 16px; margin-bottom: 2px; }
.home-addr { color: var(--hint); font-size: 12px; margin-bottom: 12px; }

.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.card {
  background: var(--card); border-radius: var(--radius); padding: 14px;
  cursor: pointer; transition: transform .08s ease; border: 1px solid transparent;
}
.card:active { transform: scale(.97); }
.card .svc { display: flex; align-items: center; gap: 8px; font-weight: 600; margin-bottom: 10px; }
.card .svc .emoji { font-size: 20px; }
.card .balance { font-size: 20px; font-weight: 700; }
.card .balance.neg { color: #ff3b30; }
.card .sub { color: var(--hint); font-size: 12px; margin-top: 4px; }

.detail { padding: 0 16px 24px; }
.detail-head { position: sticky; top: 0; background: var(--bg); display: flex; align-items: center; gap: 10px; padding: 14px 0; z-index: 5; }
.detail-title { font-weight: 700; font-size: 17px; }

.stat-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.stat {
  background: var(--card); border-radius: var(--radius); padding: 14px;
}
.stat .label { color: var(--hint); font-size: 12px; }
.stat .value { font-size: 18px; font-weight: 700; margin-top: 4px; }

.chart-box { background: var(--card); border-radius: var(--radius); padding: 14px; margin-bottom: 16px; }
.chart-box h3 { margin: 0 0 10px; font-size: 14px; }
.seg { display: flex; gap: 6px; margin-bottom: 12px; }
.seg button {
  flex: 1; border: none; padding: 8px; border-radius: 10px; font-size: 13px;
  background: var(--card); color: var(--text); cursor: pointer;
}
.seg button.active { background: var(--accent); color: var(--accent-text); }
canvas { width: 100% !important; }
.toast {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%);
  background: var(--accent); color: var(--accent-text); padding: 10px 18px;
  border-radius: 20px; font-size: 13px; opacity: 0; transition: opacity .2s; z-index: 50;
}
.toast.show { opacity: 1; }