/* Product colours come from /brand.css (generated from internal/brand). */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--primary); }
h1 { font-size: 1.5rem; margin: 0 0 .75rem; line-height: 1.25; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 .5rem; }
p { margin: 0 0 .75rem; }
.muted, small { color: var(--muted); }
small { font-size: .85rem; }

main { max-width: 1040px; margin: 0 auto; padding: 16px; }
main.narrow { max-width: 560px; }

.topbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px;
  padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.topbar .brand { display: flex; align-items: center; gap: 8px; font-weight: 700; text-decoration: none; color: var(--text); }
.topbar .tenant { color: var(--muted); }
.topbar nav { margin-left: auto; display: flex; gap: 16px; align-items: center; }
.topbar nav form { margin: 0; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 20px; margin: 0 0 16px;
}
.flash { padding: 10px 14px; border-radius: 8px; margin: 0 0 16px; }
.flash.ok { background: var(--accent); }
.flash.err { background: #fbeaea; color: var(--danger); border: 1px solid #f0c9c6; }

label { display: block; font-weight: 600; margin: 12px 0 4px; }
label.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
label.check input { margin-top: 4px; width: 20px; height: 20px; flex: none; }
input[type=text], input[type=email], input[type=password], input[type=number], input:not([type]), textarea, select {
  width: 100%; padding: 10px 12px; font: inherit; border: 1px solid var(--border);
  border-radius: 8px; background: #fff; color: var(--text);
}
textarea { min-height: 120px; }
input.code { font-size: 1.5rem; letter-spacing: .3em; text-align: center; max-width: 220px; }

button, .button {
  display: inline-block; padding: 11px 18px; font: inherit; font-weight: 600; border-radius: 8px;
  border: 1px solid var(--primary); background: var(--primary); color: var(--primary-text);
  cursor: pointer; text-decoration: none; text-align: center;
}
button.secondary, .button.secondary { background: var(--surface); color: var(--primary); }
button.danger, .button.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
button.link { background: none; border: none; color: var(--primary); padding: 0; font-weight: 400; text-decoration: underline; }
button.big { width: 100%; padding: 14px; font-size: 1.05rem; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }

/* preset amount buttons */
.presets { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0; }
.presets input { position: absolute; opacity: 0; pointer-events: none; }
.presets label {
  margin: 0; padding: 12px 16px; border: 2px solid var(--border); border-radius: 10px;
  background: var(--surface); cursor: pointer; font-weight: 600; min-width: 110px; text-align: center;
}
.presets label span { display: block; font-weight: 400; color: var(--muted); font-size: .9rem; }
.presets input:checked + label { border-color: var(--primary); background: var(--accent); }
.presets input:focus-visible + label { outline: 2px solid var(--primary); outline-offset: 2px; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
@media (max-width: 640px) { .grid2 { grid-template-columns: 1fr; } }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: .85rem; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; white-space: nowrap; }
@media (max-width: 720px) {
  table.list thead { display: none; }
  table.list tr { display: block; border-bottom: 1px solid var(--border); padding: 8px 0; }
  table.list td { display: block; border: none; padding: 2px 0; }
  table.list td.num { text-align: left; }
}

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .8rem; font-weight: 600; background: var(--bg); border: 1px solid var(--border); white-space: nowrap; }
.badge.guaranteed { background: var(--accent); border-color: var(--primary); color: var(--primary); }
.badge.charged { background: #fbeaea; border-color: var(--danger); color: var(--danger); }
.badge.link_sent { background: #fff7e0; border-color: #e5c66b; }

dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; overflow-wrap: anywhere; }

.qr { display: block; width: 100%; max-width: 320px; height: auto; margin: 8px auto; image-rendering: pixelated; }
.linkbox { font-family: ui-monospace, Menlo, monospace; font-size: .9rem; }

/* customer page */
.customer .logo { display: block; max-height: 72px; max-width: 220px; margin: 8px auto 16px; }
.customer .business { text-align: center; font-weight: 700; font-size: 1.2rem; margin: 8px 0 16px; }
.amountbox { background: var(--accent); border-radius: 12px; padding: 16px; margin: 16px 0; text-align: center; }
.amountbox .nocharge { font-size: 1.3rem; font-weight: 700; color: var(--primary); margin: 0 0 4px; }
.amountbox .amount { font-size: 1.6rem; font-weight: 700; display: block; margin-top: 4px; }
.terms { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; white-space: pre-line; }
.langswitch { text-align: right; margin: 0 0 8px; }
.footer { text-align: center; margin: 24px 0 8px; font-size: .85rem; color: var(--muted); }
.footer img { vertical-align: middle; }
.events { font-size: .9rem; }
.events td { padding: 6px 8px; }
.devbanner { background: #fff3cd; border: 1px dashed #c9a227; padding: 8px 12px; border-radius: 8px; margin-bottom: 16px; }

footer.site { max-width: 1040px; margin: 8px auto 24px; padding: 0 16px; text-align: center; font-size: .8rem; color: var(--muted); }
.legal h2 { margin-top: 1.25rem; }
.legal ul { padding-left: 1.2rem; }
.legal li { margin-bottom: .4rem; }