:root {
  --bg: #0f1420; --panel: #171e2e; --line: #263049;
  --text: #e8ecf4; --muted: #8b95ab;
  --accent: #4f8ef7; --up: #34c98e; --down: #f26d78;
  font-size: 15px;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font-family: system-ui, "Segoe UI", sans-serif; }
a { color: inherit; text-decoration: none; }
.muted { color: var(--muted); }
.pad { padding: 24px; }

.topbar { display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px; border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; font-size: 1.05rem; }
.ranges button { background: none; border: 1px solid var(--line); color: var(--muted);
  padding: 5px 12px; border-radius: 999px; margin-left: 6px; cursor: pointer; }
.ranges button.active { border-color: var(--accent); color: var(--text); }

main { max-width: 1080px; margin: 0 auto; padding: 24px; }
h2 { margin: 6px 0 16px; }
.crumb { color: var(--muted); font-size: .9rem; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px; display: block; }
.card:hover { border-color: var(--accent); }
.card h3 { margin: 0 0 12px; font-size: 1rem; }
.stats { display: flex; gap: 20px; flex-wrap: wrap; }
.stat b { display: block; font-size: 1.3rem; }
.stat small { color: var(--muted); }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px; margin-bottom: 20px; overflow-x: auto; }
.panel h3 { margin: 0 0 12px; }

table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td.q { white-space: normal; min-width: 220px; }
th { color: var(--muted); font-weight: 600; cursor: pointer; user-select: none; }
th.sorted { color: var(--text); }
.delta-up { color: var(--up); } .delta-down { color: var(--down); }
.new-badge { background: var(--accent); color: #fff; border-radius: 4px;
  font-size: .7rem; padding: 1px 5px; margin-left: 6px; }

.chart { display: flex; align-items: flex-end; gap: 3px; height: 120px; margin-top: 10px; }
.chart .day { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; gap: 2px; }
.bar-open { background: var(--line); } .bar-complete { background: var(--up); }
.legend { font-size: .8rem; color: var(--muted); margin-top: 8px; }
.legend i { display: inline-block; width: 10px; height: 10px; margin: 0 4px 0 12px; }

.report-btn { display: inline-block; background: var(--accent); color: #fff;
  padding: 8px 16px; border-radius: 8px; font-weight: 600; }
.error-banner { background: #3a2430; border: 1px solid var(--down); color: var(--text);
  padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; }

.login-body { display: grid; place-items: center; min-height: 100vh; }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 32px; width: min(360px, 90vw); display: flex; flex-direction: column; gap: 12px; }
.login-card h1 { margin: 0; font-size: 1.3rem; }
.login-card input { background: var(--bg); border: 1px solid var(--line); color: var(--text);
  padding: 10px 12px; border-radius: 8px; font-size: 1rem; }
.login-card button { background: var(--accent); color: #fff; border: 0; padding: 10px;
  border-radius: 8px; font-size: 1rem; font-weight: 600; cursor: pointer; }
.login-error { color: var(--down); margin: 0; font-size: .9rem; }