:root {
  --bg: #f7f7f5;
  --fg: #1d1d1b;
  --muted: #6b6b66;
  --card: #ffffff;
  --border: #e2e2dc;
  --accent: #2f6f4f;
  --accent-fg: #ffffff;
  --error: #b3261e;
  --error-bg: #fbeaea;
  --warn: #8a5a00;
  --warn-bg: #fdf3dc;
  --ok: #2f6f4f;
  --ok-bg: #e6f2ea;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161615;
    --fg: #ececea;
    --muted: #9a9a94;
    --card: #20201e;
    --border: #33332f;
    --accent: #6fbf94;
    --accent-fg: #10231a;
    --error: #f2b8b5;
    --error-bg: #3a1e1c;
    --warn: #f0c674;
    --warn-bg: #3a2f17;
    --ok: #8fd4ad;
    --ok-bg: #1b3326;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.5 system-ui, sans-serif; }
a { color: var(--accent); }
h1 { font-size: 1.6rem; margin: 0 0 12px; }
h2 { font-size: 1.15rem; margin: 0 0 12px; }
.container { max-width: 1000px; margin: 0 auto; padding: 24px 16px; }

.topbar { display: flex; flex-wrap: wrap; gap: 8px 24px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--card); }
.topbar nav { flex: 1; display: flex; flex-wrap: wrap; gap: 4px 16px; }
.topbar a { color: var(--fg); text-decoration: none; }
.topbar nav a.active { color: var(--accent); font-weight: 600; }
.brand { font-weight: 700; }
.lang { display: flex; gap: 6px; font-size: 13px; }
.lang a { color: var(--muted); padding: 2px 6px; border-radius: 4px; }
.lang a.active { color: var(--fg); background: var(--bg); font-weight: 600; }

.heading { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 16px 0; }
.heading .actions { margin: 0; }
.actions form { margin: 0; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin: 16px 0; overflow-x: auto; }
.narrow { max-width: 360px; margin: 64px auto; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.stat { margin: 0; display: flex; flex-direction: column; gap: 4px; }
.stat strong { font-size: 1.3rem; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 4px 16px; }
.form-grid .full, fieldset.full { grid-column: 1 / -1; }
label { display: block; margin: 8px 0; }
label.check { display: flex; gap: 8px; align-items: center; }
label.check input { width: auto; }
input, select, textarea { display: block; width: 100%; margin-top: 4px; padding: 8px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--fg); font: inherit; }
textarea { resize: vertical; }
fieldset { border: 1px solid var(--border); border-radius: 8px; padding: 12px; margin: 8px 0; }
legend { padding: 0 6px; font-weight: 600; }
form.inline { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; }
form.inline label, form.inline input { margin: 0; width: auto; }

.line-row { display: grid; grid-template-columns: 1fr 80px 90px 120px 28px; gap: 8px; align-items: start; margin-bottom: 8px; }
.line-row input, .line-row textarea { margin: 0; }
@media (max-width: 640px) {
  .line-row { grid-template-columns: 1fr 1fr; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
  .line-row textarea { grid-column: 1 / -1; }
}

button, .button { display: inline-block; padding: 8px 16px; border: 1px solid var(--accent); border-radius: 6px; background: var(--accent); color: var(--accent-fg); font: inherit; cursor: pointer; text-decoration: none; }
button.secondary, .button.secondary { background: transparent; color: var(--accent); }
button.danger { background: transparent; border-color: var(--error); color: var(--error); }
button.link { background: none; border: 0; color: var(--muted); padding: 0; }

.flash { padding: 10px 14px; border-radius: 6px; background: var(--ok-bg); color: var(--ok); }
.flash.error { background: var(--error-bg); color: var(--error); }
.flash a { color: inherit; }
.error { color: var(--error); }
.warn { color: var(--warn); }
.ok { color: var(--ok); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.pre { white-space: pre-line; }

.badge { display: inline-block; font-size: 12px; padding: 1px 6px; border-radius: 4px; background: var(--bg); border: 1px solid var(--border); color: var(--muted); }
.status { display: inline-block; font-size: 12px; padding: 2px 8px; border-radius: 10px; background: var(--bg); color: var(--muted); vertical-align: middle; font-weight: 600; }
.status.issued { background: var(--warn-bg); color: var(--warn); }
.status.paid, .status.closed { background: var(--ok-bg); color: var(--ok); }
.status.cancelled { background: var(--error-bg); color: var(--error); }
tr.voided td { text-decoration: line-through; color: var(--muted); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
th.right, td.right { text-align: right; }
tfoot th { border-bottom: 0; }
dl.meta { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 0 0 16px; }
dl.meta dt { color: var(--muted); }
dl.meta dd { margin: 0; }

progress.meter { width: 100%; height: 12px; appearance: none; border: 0; border-radius: 6px; background: var(--bg); overflow: hidden; }
progress.meter::-webkit-progress-bar { background: var(--bg); border-radius: 6px; }
progress.meter::-webkit-progress-value { background: var(--ok); border-radius: 6px; }
progress.meter::-moz-progress-bar { background: var(--ok); }
progress.meter.warn::-webkit-progress-value { background: var(--warn); }
progress.meter.warn::-moz-progress-bar { background: var(--warn); }
progress.meter.exceeded::-webkit-progress-value { background: var(--error); }
progress.meter.exceeded::-moz-progress-bar { background: var(--error); }
.card.attention { border-color: var(--warn); background: var(--warn-bg); }
.card.attention h2, .card.attention li { color: var(--warn); }
.card ul { margin: 0 0 8px; padding-left: 20px; }
ol.questions li { margin-bottom: 8px; }
@media print { .topbar, .no-print { display: none; } .card { border: 0; padding: 0; } }

a.card.stat { text-decoration: none; color: var(--fg); }
.button.small, button.small { padding: 4px 10px; font-size: 13px; }
.filters { display: flex; flex-wrap: wrap; gap: 4px 12px; margin: 16px 0 0; font-size: 14px; }
.filters a { color: var(--muted); text-decoration: none; }
.filters a.active { color: var(--accent); font-weight: 600; }
table.bank td { padding: 10px 8px; }
.amount.in { color: var(--ok); font-weight: 600; }
.amount.out { color: var(--fg); }
tr.tx.matched td, tr.tx.ignored td { opacity: 0.75; }
.tx-actions { min-width: 260px; }
.tx-actions form { margin: 0 0 6px; }
.tx-buttons { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 6px; }
.tx-buttons form { margin: 0; }
button.suggest { background: var(--ok-bg); color: var(--ok); border-color: var(--ok); font-size: 13px; padding: 4px 10px; text-align: left; }
form.ignore input { width: 160px; padding: 4px 6px; font-size: 13px; }
details.card summary { cursor: pointer; color: var(--accent); }

.card.result { display: flex; flex-direction: column; gap: 4px; }
.card.result strong { font-size: 2rem; }
.card.result.refund strong { color: var(--ok); }
.card.result.payment strong { color: var(--warn); }
table.calc tr.detail td { color: var(--muted); font-size: 14px; padding-left: 24px; }
table.calc tr.total td { font-weight: 600; border-top: 2px solid var(--border); }
.question { display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--border); }
.question span { flex: 1 1 320px; }
.question label { margin: 0; }
section.guide td strong { font-variant-numeric: tabular-nums; }
@media print { .card.guide { break-inside: avoid; } }

.card.locked-banner { border-color: var(--accent); background: var(--ok-bg); }
.card.locked-banner p { margin: 0 0 6px; color: var(--ok); font-weight: 600; }
table.bescheid input.amount-input { width: 130px; display: inline-block; text-align: right; margin: 0; }
table.bescheid select.inline-select { width: auto; display: inline-block; margin: 0 6px 0 0; }
table.bescheid tr.mismatch td { background: var(--warn-bg); }
table.bescheid tr.match td:last-child { color: var(--ok); }

/* Logo preview on the settings page */
img.logo-preview { height: 64px; width: auto; max-width: 240px; display: block; }