:root {
  --bg: #0f1115;
  --card: #181b22;
  --card-border: #262a33;
  --text: #e6e8ec;
  --muted: #8a909c;
  --accent: #4f8cff;
  --green: #3ecf8e;
  --red: #ff5c5c;
  --yellow: #f5c451;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--card-border);
}

header h1 { font-size: 18px; margin: 0; }
.header-right { display: flex; align-items: center; gap: 10px; }

main {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
  padding: 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 18px;
}
.card-wide { grid-column: 1 / -1; }
.card h2 { margin: 0 0 12px; font-size: 15px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }

.card-head { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 12px; }
.controls { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.controls label { display: flex; flex-direction: column; font-size: 12px; color: var(--muted); gap: 4px; }
.controls select, .controls input { background: var(--bg); color: var(--text); border: 1px solid var(--card-border); border-radius: 8px; padding: 6px 8px; }

.big-stat { font-size: 32px; font-weight: 600; }
.muted { color: var(--muted); font-size: 13px; }
.error { color: var(--red); font-size: 13px; margin: 6px 0; }
.hidden { display: none !important; }

.badge { font-size: 12px; padding: 4px 10px; border-radius: 999px; background: rgba(79,140,255,.15); color: var(--accent); }
.badge-muted { background: rgba(138,144,156,.15); color: var(--muted); }
.badge-green { background: rgba(62,207,142,.15); color: var(--green); }
.badge-red { background: rgba(255,92,92,.15); color: var(--red); }
.badge-yellow { background: rgba(245,196,81,.15); color: var(--yellow); }

.btn {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.1); }
.btn-small { padding: 5px 10px; font-size: 12px; }
.btn-muted { background: #2a2f3a; color: var(--text); }
.btn-danger { background: var(--red); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

table { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 12px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--card-border); }
th { color: var(--muted); font-weight: 500; }
tr.over-budget td { opacity: .55; }
tr.near-dk td:last-child { color: var(--green); }

.row-actions { display: flex; gap: 6px; align-items: center; }

dialog {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 20px;
  min-width: 320px;
}
dialog::backdrop { background: rgba(0,0,0,.5); }
dialog h3 { margin-top: 0; }
dialog input { width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--card-border); border-radius: 8px; padding: 8px; margin: 8px 0; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
.confirm-body { line-height: 1.5; }

.login-required { max-width: 1400px; margin: 24px auto 0; padding: 18px; text-align: center; color: var(--muted); background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; font-size: 15px; }
.status-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 12px; margin-top: 12px; }
.status-item { text-align: center; font-size: 12px; color: var(--muted); line-height: 1.8; }
.inst { border: 1px solid var(--card-border); border-radius: 8px; padding: 12px; margin-bottom: 10px; }
.inst-head { display: flex; justify-content: space-between; align-items: center; }
.inst-actions { display: flex; gap: 6px; margin-top: 10px; }
.kv { font-size: 12px; color: var(--muted); margin-top: 4px; }