:root {
  --bg: #0f1418;
  --panel: #171d23;
  --panel-2: #1e252c;
  --border: #2a333c;
  --text: #e8edf1;
  --text-dim: #93a1ab;
  --brand: #2fbf85;
  --brand-dim: #1f8f63;
  --danger: #e5534b;
  --warn: #d8a13a;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.brand { font-weight: 700; font-size: 18px; }
.brand span { color: var(--brand); }
.topbar-right { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--text-dim); }
.app { max-width: 1100px; margin: 0 auto; padding: 32px 24px 80px; }

h1 { font-size: 24px; margin: 0 0 4px; }
h2 { font-size: 18px; margin: 0 0 12px; }
h3 { font-size: 15px; margin: 0 0 8px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .04em; }
p.subtitle { color: var(--text-dim); margin: 0 0 24px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.grid-4 { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 12px; }

label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 4px; margin-top: 10px; }
input, select {
  width: 100%;
  padding: 9px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-size: 14px;
}
input:focus, select:focus { outline: 1px solid var(--brand); }

button {
  cursor: pointer;
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  background: var(--brand);
  color: #06251a;
}
button.secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
button.danger { background: var(--danger); color: white; }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button + button { margin-left: 8px; }

.row { display: flex; align-items: center; justify-content: space-between; }
.muted { color: var(--text-dim); font-size: 13px; }
.error-box { background: rgba(229,83,75,.12); border: 1px solid var(--danger); color: #ffb3ae; padding: 10px 12px; border-radius: 8px; margin-bottom: 14px; font-size: 14px; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: var(--panel-2); border: 1px solid var(--border); color: var(--text-dim); }
.tag.status-draft { color: var(--warn); border-color: var(--warn); }
.tag.status-in_progress { color: var(--brand); border-color: var(--brand); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--text-dim); font-weight: 600; text-transform: uppercase; font-size: 11px; letter-spacing: .03em; }
tr.override td { color: var(--warn); }
.section-heading { margin-top: 18px; font-weight: 700; color: var(--brand); }

.project-list-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 0; border-bottom: 1px solid var(--border); cursor: pointer;
}
.project-list-item:hover { background: var(--panel-2); }
.project-list-item:last-child { border-bottom: none; }

.floor-card { border: 1px solid var(--border); border-radius: 8px; padding: 12px; margin-bottom: 10px; background: var(--panel-2); }
.link { color: var(--brand); cursor: pointer; text-decoration: underline; font-size: 13px; }
.budget-line { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px dashed var(--border); font-size: 14px; }
.budget-line.total { font-weight: 700; font-size: 17px; color: var(--brand); border-bottom: none; margin-top: 6px; }
.tabs { display: flex; gap: 6px; margin-bottom: 16px; }
.tabs button { background: var(--panel-2); color: var(--text-dim); }
.tabs button.active { background: var(--brand); color: #06251a; }

.site-footer {
  text-align: center;
  padding: 20px 24px 32px;
  color: var(--text-dim);
  font-size: 13px;
}
.site-footer a { color: var(--text-dim); text-decoration: none; }
.site-footer a:hover { color: var(--brand); text-decoration: underline; }
.site-footer span { margin: 0 8px; opacity: .5; }