:root {
  --bg: #f4f6f8; --card: #fff; --text: #1f2933; --muted: #616e7c;
  --accent: #2f7d32; --accent-dark: #1b5e20; --danger: #c62828; --own: #eef7ee;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); line-height: 1.5; }
main { max-width: 820px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
h1 { font-size: 1.6rem; margin: 0 0 .5rem; }
h2 { font-size: 1.15rem; margin: 0 0 1rem; }
a { color: var(--accent-dark); }
.intro { color: var(--muted); }
.badge { display: inline-block; background: #fff3cd; padding: .25rem .6rem; border-radius: 6px; }
.card { background: var(--card); border-radius: 10px; padding: 1.25rem; margin: 1rem 0; box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.entry-form { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: .75rem; align-items: end; }
.entry-form label { display: flex; flex-direction: column; font-size: .9rem; color: var(--muted); gap: .25rem; }
.entry-form.inline { grid-template-columns: 2fr 1fr 5rem auto auto; align-items: center; }
input, select { font: inherit; padding: .5rem; border: 1px solid #cbd2d9; border-radius: 6px; width: 100%; background: #fff; }
button, .button { font: inherit; background: var(--accent); color: #fff; border: 0; border-radius: 6px; padding: .55rem 1rem; cursor: pointer; text-decoration: none; display: inline-block; text-align: center; }
button:hover, .button:hover { background: var(--accent-dark); }
.secondary { background: #9aa5b1; }
.danger { background: var(--danger); }
.danger:hover { background: #8e0000; }
.small { padding: .25rem .6rem; font-size: .85rem; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .5rem; border-bottom: 1px solid #e4e7eb; text-align: left; }
th { font-size: .85rem; color: var(--muted); }
.num { text-align: right; white-space: nowrap; }
tr.own { background: var(--own); }
.actions { white-space: nowrap; text-align: right; }
.actions form { display: inline; }
.summary { display: grid; grid-template-columns: 1fr auto; gap: .35rem 1rem; margin: 1.25rem 0 0; padding-top: 1rem; border-top: 2px solid #e4e7eb; }
.summary dt { color: var(--muted); }
.summary dd { margin: 0; text-align: right; }
.warn { color: #b26a00; }
.ok { color: var(--accent); }
.hint { font-size: .9rem; color: var(--muted); margin: .75rem 0 0; }
.errors { background: #fdecea; color: var(--danger); border-radius: 8px; padding: .5rem 1rem; }
.errors p { margin: .25rem 0; }
footer { font-size: .8rem; color: var(--muted); }
@media (max-width: 640px) {
  .entry-form, .entry-form.inline { grid-template-columns: 1fr; }
}