:root {
  --ink: #241c1c;
  --muted: #6b6060;
  --line: #e2d9d9;
  --paper: #ffffff;
  --ground: #f6f2f0;
  --port: #6b1f3a;
  --good: #1f6b43;
  --bad: #9b2226;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 16px/1.5 "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background: var(--ground);
  padding: 16px;
}

body.centred {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto 16px;
  padding: 12px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.card {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  padding: 28px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
}

h1 { margin: 0 0 8px; font-size: 1.4rem; color: var(--port); }
.muted { color: var(--muted); }

label { display: block; margin: 18px 0 6px; font-weight: 600; font-size: 0.9rem; }

input {
  width: 100%;
  padding: 10px 12px;
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 6px;
}

input:focus-visible, button:focus-visible {
  outline: 2px solid var(--port);
  outline-offset: 2px;
}

button {
  margin-top: 16px;
  padding: 10px 16px;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--port);
  border: 0;
  border-radius: 6px;
  cursor: pointer;
}

.bar button { margin: 0; }
button:disabled { opacity: 0.6; cursor: default; }

.message {
  margin: 18px 0 0;
  padding: 12px 14px;
  border-radius: 6px;
  font-size: 0.95rem;
}

.message.success { color: var(--good); background: #eaf5ef; }
.message.error { color: var(--bad); background: #fbeceb; }

dl { display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; margin: 20px 0; }
dt { font-weight: 600; color: var(--muted); }
dd { margin: 0; }

.page { max-width: 900px; margin: 0 auto; }
.bar-right { display: flex; align-items: center; gap: 14px; }
.small { font-size: 0.875rem; }

.panel {
  margin: 0 0 16px;
  padding: 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.panel h2 { margin: 0 0 4px; font-size: 1.1rem; color: var(--port); }
.panel h3 { margin: 24px 0 4px; font-size: 0.95rem; }
.panel summary { font-weight: 600; cursor: pointer; color: var(--port); }

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.tile {
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.tile-label { display: block; font-size: 0.8rem; color: var(--muted); }
.tile-value { display: block; margin-top: 4px; font-size: 1.3rem; }
.tile-value.negative { color: var(--bad); }

.scroll { overflow-x: auto; margin-top: 12px; }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
tbody tr:last-child td { border-bottom: 0; }

.grid-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0 16px;
  margin-top: 12px;
}

.field { margin: 12px 0 0; }
.field span { display: block; margin-bottom: 6px; font-weight: 600; font-size: 0.85rem; }
.grid-form button { grid-column: 1 / -1; justify-self: start; }
.grid-form .message { grid-column: 1 / -1; }

.link-button {
  margin: 0;
  padding: 0;
  color: var(--bad);
  background: none;
  font-size: 0.85rem;
  text-decoration: underline;
}

.section-title { margin: 24px 0 12px; font-size: 1rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.panel-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.panel-head h2 { margin: 0; }
.row-actions { display: flex; gap: 16px; margin: 14px 0 0; }
.warn { color: var(--bad); }

a { color: var(--port); }
.bar a { margin-right: 12px; font-size: 0.85rem; text-decoration: none; }