:root {
  color-scheme: light;
  --bg: #f7f7f5;
  --fg: #1f1f1f;
  --muted: #6b6b6b;
  --border: #e0e0dc;
  --accent: #2f6f4f;
  --accent-fg: #ffffff;
  --danger: #b3432b;
}

* { box-sizing: border-box; }

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

.topnav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.75rem 1.5rem;
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.topnav a { color: var(--fg); text-decoration: none; font-size: 0.95rem; }
.topnav a.brand { font-weight: 600; margin-right: auto; }
.topnav a.logout { color: var(--danger); }
.topnav a:hover { color: var(--accent); }

.container { max-width: 960px; margin: 0 auto; padding: 1.5rem; }

.flash {
  background: #fff3cd;
  border: 1px solid #ffe08a;
  padding: 0.6rem 0.9rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}

table { width: 100%; border-collapse: collapse; margin-bottom: 1.5rem; }
th, td { text-align: left; padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.card { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 1rem 1.2rem; }
.card .label { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; margin-bottom: 0.3rem; }
.card .value { font-size: 1.5rem; font-weight: 700; }
.card .value.negative { color: var(--danger); }

form.stacked label { display: block; margin-bottom: 0.9rem; font-size: 0.9rem; }
form.stacked input, form.stacked select, form.stacked textarea {
  display: block; width: 100%; margin-top: 0.3rem; padding: 0.5rem;
  border: 1px solid var(--border); border-radius: 6px; font-size: 0.95rem;
}
form.stacked textarea { min-height: 5rem; }

button, .btn {
  display: inline-block; background: var(--accent); color: var(--accent-fg);
  border: none; padding: 0.55rem 1.1rem; border-radius: 6px; font-size: 0.9rem;
  cursor: pointer; text-decoration: none;
}
button.secondary, .btn.secondary { background: #fff; color: var(--fg); border: 1px solid var(--border); }
button.danger, .btn.danger { background: var(--danger); }

.login-form { max-width: 320px; margin: 4rem auto; }

h1 { font-size: 1.4rem; }
h2 { font-size: 1.1rem; color: var(--muted); font-weight: 600; }

.row-actions a { margin-right: 0.6rem; font-size: 0.85rem; }
.muted { color: var(--muted); font-size: 0.85rem; }