:root {
  --bg: var(--tg-theme-bg-color, #0f1115);
  --card: var(--tg-theme-secondary-bg-color, #1a1d23);
  --text: var(--tg-theme-text-color, #f2f4f8);
  --hint: var(--tg-theme-hint-color, #8b93a3);
  --accent: var(--tg-theme-button-color, #2ea6ff);
  --accent-text: var(--tg-theme-button-text-color, #ffffff);
  --up: #2ecc71;
  --down: #ff5c5c;
  --border: rgba(255,255,255,0.08);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg); color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, system-ui, sans-serif;
  font-size: 15px; line-height: 1.35;
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px 10px; position: sticky; top: 0; z-index: 10;
  background: var(--bg); border-bottom: 1px solid var(--border);
}
.brand-title { font-weight: 700; font-size: 18px; }
.brand-sub { color: var(--hint); font-size: 12px; }
.period-label { color: var(--hint); font-size: 12px; text-align: right; max-width: 45%; }

.controls { padding: 12px 16px 6px; display: flex; flex-direction: column; gap: 10px; }
.presets { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 2px; }
.presets button {
  flex: 0 0 auto; padding: 9px 14px; border-radius: 20px; border: 1px solid var(--border);
  background: var(--card); color: var(--text); font-size: 13px; font-weight: 500;
}
.presets button.active { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }

.custom-range { display: flex; align-items: center; gap: 6px; }
.custom-range input[type=date] {
  flex: 1; background: var(--card); border: 1px solid var(--border); color: var(--text);
  padding: 8px 10px; border-radius: 10px; font-size: 13px; min-width: 0;
}
.custom-range .apply {
  padding: 8px 14px; border-radius: 10px; border: none; background: var(--accent);
  color: var(--accent-text); font-weight: 600;
}
.cmp-toggle { display: flex; align-items: center; gap: 8px; color: var(--hint); font-size: 13px; }
.cmp-toggle input { width: 18px; height: 18px; accent-color: var(--accent); }

.tabs { display: flex; gap: 4px; padding: 6px 12px 0; border-bottom: 1px solid var(--border); }
.tabs button {
  flex: 1; padding: 12px 4px; background: none; border: none; color: var(--hint);
  font-size: 14px; font-weight: 600; border-bottom: 2px solid transparent;
}
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }

main { padding: 14px 12px 60px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.kpi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
.kpi {
  background: var(--card); border-radius: 14px; padding: 12px 13px; border: 1px solid var(--border);
}
.kpi-label { color: var(--hint); font-size: 12px; margin-bottom: 4px; }
.kpi-value { font-size: 20px; font-weight: 700; letter-spacing: -0.3px; }
.kpi-delta { font-size: 12px; margin-top: 3px; font-weight: 600; }
.kpi-delta.up { color: var(--up); }
.kpi-delta.down { color: var(--down); }
.kpi-delta.flat { color: var(--hint); }

.card {
  background: var(--card); border-radius: 14px; padding: 14px; margin-bottom: 12px;
  border: 1px solid var(--border);
}
.card-title { font-weight: 600; font-size: 14px; margin-bottom: 10px; }
canvas { max-width: 100%; }

.legend { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; font-size: 12px; color: var(--hint); }
.legend span { display: inline-flex; align-items: center; gap: 5px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: right; padding: 8px 6px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th:first-child, td:first-child { text-align: left; white-space: normal; }
th { color: var(--hint); font-weight: 600; font-size: 11px; text-transform: uppercase; }
td.pos { color: var(--up); }
td.neg { color: var(--down); }
.sub { color: var(--hint); font-size: 11px; }
.bar-cell { position: relative; }
.mini-bar { height: 4px; border-radius: 2px; background: var(--accent); margin-top: 3px; }

.loader, .error { text-align: center; padding: 30px; color: var(--hint); }
.error { color: var(--down); }
.hidden { display: none; }