:root {
  --bg: #f4f7f6;
  --surface: #ffffff;
  --ink: #0f172a;
  --ink-2: #475569;
  --line: #d5dedb;
  --brand: #0f766e;
  --brand-ink: #ffffff;
  --brand-soft: #e3f4f1;
  --focus: #1d4ed8;
  --danger: #b42318;
  --danger-bg: #fef3f2;
  --warn: #92400e;
  --warn-bg: #fffbeb;
  --ok: #166534;
  --ok-bg: #f0fdf4;
  --held: #5b3ea6;
  --held-bg: #f1ecfc;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 4px 14px rgba(15, 23, 42, .05);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  overflow-wrap: anywhere;
}
a { color: var(--brand); }
h1, h2, h3 { line-height: 1.25; margin: 0; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.1rem; }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 6px; }

.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: .6rem 1rem; z-index: 10; }
.skip:focus { left: .5rem; top: .5rem; }

.topbar { background: var(--surface); border-bottom: 1px solid var(--line); }
.topbar-in { max-width: 1040px; margin: 0 auto; padding: .6rem 1rem; display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1.25rem; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--brand); text-decoration: none; letter-spacing: .01em; }
.nav { display: flex; flex-wrap: wrap; gap: .25rem; flex: 1 1 auto; }
.nav a { color: var(--ink); text-decoration: none; padding: .45rem .7rem; border-radius: 999px; min-height: 40px; display: inline-flex; align-items: center; }
.nav a:hover { background: var(--brand-soft); }
.nav a[aria-current="page"] { background: var(--brand-soft); color: #0b5c55; font-weight: 600; }
.who { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.who .name { font-weight: 600; }
.who .handle { color: var(--ink-2); }

main { max-width: 1040px; margin: 0 auto; padding: 1.25rem 1rem 3rem; display: grid; gap: 1.25rem; }
.page-title { display: grid; gap: .15rem; }
.page-title p { color: var(--ink-2); }
.grid { display: grid; gap: 1.25rem; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 900px) {
  .grid.two { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .span-2 { grid-column: 1 / -1; }
}
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.1rem; display: grid; gap: .85rem; align-content: start; min-width: 0; }
.card > header { display: grid; gap: .2rem; }
.card .sub { color: var(--ink-2); font-size: .92rem; }

.wallet { background: linear-gradient(135deg, #0f766e, #115e59); color: #fff; border: 0; }
.wallet .sub, .wallet .label { color: #d6f2ee; }
.wallet .headline { font-size: 2.2rem; font-weight: 700; line-height: 1.1; letter-spacing: -.01em; }
.wallet .label { font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; }
.wallet .secondary { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; }
.wallet .secondary .num { font-size: 1.05rem; font-weight: 600; }
.wallet .held { background: rgba(255, 255, 255, .16); border-radius: 10px; padding: .3rem .6rem; }
.wallet .btn.ghost { color: #fff; border-color: rgba(255, 255, 255, .7); background: transparent; justify-self: start; }
.wallet .btn.ghost:hover { background: rgba(255, 255, 255, .14); }
.wallet :focus-visible { outline-color: #fff; }

form { display: grid; gap: .75rem; }
.field { display: grid; gap: .25rem; min-width: 0; }
.field label { font-weight: 600; font-size: .92rem; }
.field .hint { color: var(--ink-2); font-size: .85rem; }
input[type="text"], input[type="email"], input[type="password"], select {
  width: 100%; min-height: 44px; padding: .55rem .7rem; font: inherit; color: var(--ink);
  background: #fff; border: 1.5px solid #7a8b86; border-radius: 10px;
}
input:focus-visible, select:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; }
.row { display: grid; gap: .75rem; align-items: start; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 560px) { .row.two { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.check { display: flex; align-items: center; gap: .5rem; min-height: 32px; }
.check input { width: 20px; height: 20px; }

.btn { font: inherit; font-weight: 600; min-height: 44px; padding: .55rem 1.1rem; border-radius: 10px; border: 1.5px solid var(--brand); background: var(--brand); color: var(--brand-ink); cursor: pointer; }
.btn:hover { background: #0d645d; }
.btn.secondary { background: #fff; color: #0b5c55; }
.btn.secondary:hover { background: var(--brand-soft); }
.btn.ghost { background: transparent; color: var(--brand); }
.btn.danger { background: #fff; color: var(--danger); border-color: var(--danger); }
.btn.danger:hover { background: var(--danger-bg); }
.btn.small { min-height: 40px; padding: .35rem .8rem; }
.btn[disabled] { opacity: .65; cursor: progress; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }

.msg { border-radius: 10px; padding: .6rem .8rem; border: 1px solid; font-size: .95rem; }
.msg.error { color: var(--danger); background: var(--danger-bg); border-color: #f4b8b1; }
.msg.uncertain { color: var(--warn); background: var(--warn-bg); border-color: #f0cf8a; }
.msg.success { color: var(--ok); background: var(--ok-bg); border-color: #a6dfb6; }
.msg.info { color: #1e3a8a; background: #eff6ff; border-color: #bcd2fb; }
.msg::before { font-weight: 700; margin-right: .4rem; }
.msg.error::before { content: "Refused:"; }
.msg.uncertain::before { content: "Not confirmed:"; }
.msg.success::before { content: "Done:"; }

.state { color: var(--ink-2); padding: .5rem 0; }
.state.loading::before { content: ""; display: inline-block; width: .9rem; height: .9rem; margin-right: .5rem; vertical-align: -2px; border: 2px solid var(--line); border-top-color: var(--brand); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.empty { text-align: center; color: var(--ink-2); padding: 1.25rem .5rem; border: 1.5px dashed var(--line); border-radius: 12px; }
.empty strong { display: block; color: var(--ink); }

.list { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.list:empty { min-height: 2px; }
.item { border: 1px solid var(--line); border-radius: 12px; padding: .75rem .85rem; display: grid; gap: .35rem .75rem; grid-template-columns: minmax(0, 1fr) auto; align-items: start; background: #fff; }
.item .main { min-width: 0; display: grid; gap: .15rem; }
.item .parties { font-weight: 600; }
.item .amount { font-weight: 700; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.item .note { color: var(--ink-2); white-space: pre-wrap; }
.item .note:empty { display: none; }
.item .meta { color: var(--ink-2); font-size: .85rem; grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: .25rem .75rem; }
.item .controls { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: .5rem; align-items: end; }
.item.sent .amount { color: #7a2e0e; }
.item.received .amount { color: #14532d; }
.item[data-status="expired"], .item[data-status="voided"], .item[data-status="cancelled"], .item[data-status="declined"] { background: #f8faf9; }

.badge { display: inline-block; padding: .1rem .55rem; border-radius: 999px; font-size: .78rem; font-weight: 600; border: 1px solid; background: #fff; }
.badge.pending, .badge.open { color: var(--warn); background: var(--warn-bg); border-color: #f0cf8a; }
.badge.paid, .badge.captured, .badge.received { color: var(--ok); background: var(--ok-bg); border-color: #a6dfb6; }
.badge.declined, .badge.cancelled, .badge.voided, .badge.expired { color: #475569; background: #f1f5f9; border-color: #cbd5e1; }
.badge.sent { color: #7a2e0e; background: #fff4ed; border-color: #f5c6a4; }
.badge.private { color: var(--held); background: var(--held-bg); border-color: #cfc1f2; }
.badge.public { color: #1e3a8a; background: #eff6ff; border-color: #bcd2fb; }

.section-title { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: .25rem 1rem; }
.preview { border: 1px solid var(--line); border-radius: 12px; padding: .6rem .8rem; display: grid; gap: .3rem; background: #fafcfb; }
.preview .line { display: flex; justify-content: space-between; gap: 1rem; }
.preview .line strong { font-variant-numeric: tabular-nums; }
.narrow { max-width: 460px; margin: 0 auto; width: 100%; }