:root {
  color-scheme: light;
  --bg: #f3efe6;
  --ink: #1c1915;
  --muted: #5e584f;
  --line: #e2d9cc;
  --card: #fffdf8;
  --accent: #0f5f5c;
  --accent-ink: #ffffff;
  --good: #0f6e56;
  --warn: #8a5a00;
  --bad: #9f2d2d;
  --shadow: 0 16px 40px rgba(60, 42, 20, 0.06);
  font-family: "Segoe UI", Tahoma, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(15, 95, 92, 0.08), transparent 28rem),
    var(--bg);
  color: var(--ink);
}
a { color: var(--accent); }
h1, h2, p { margin-top: 0; }
h1 { font-size: 2rem; letter-spacing: -0.03em; margin-bottom: 0.35rem; }
h2 { font-size: 1.05rem; margin-bottom: 0.4rem; }
button, input { font: inherit; }
.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--ink);
  color: white;
  padding: 0.5rem 0.75rem;
}
.skip:focus { top: 1rem; }

.topbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.9rem 1.5rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.9);
  position: sticky;
  top: 0;
}
.brand { color: var(--ink); font-weight: 700; text-decoration: none; }
.nav { display: flex; gap: 1rem; flex: 1; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a.is-active { color: var(--ink); font-weight: 650; }
.page { width: min(1180px, calc(100% - 2rem)); margin: 1.5rem auto 3rem; }
.narrow { width: min(820px, calc(100% - 2rem)); }
.page-heading, .toolbar, .pager, .modal-actions, .action-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}
.eyebrow { color: var(--accent); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.lede, .muted { color: var(--muted); }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 1rem 1.1rem;
}
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  margin: 1rem 0;
}
.stat p, .stat span, .meta-row span { color: var(--muted); margin: 0; }
.stat strong { display: block; font-size: 1.8rem; margin: 0.2rem 0; }
.meta-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin: 1rem 0;
}
.meta-row div, .details dl div {
  padding: 0.8rem 0;
  border-top: 1px solid var(--line);
}
.meta-row strong { display: block; margin-top: 0.2rem; }
.status-pill, .badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.82rem;
  font-weight: 700;
}
.status-pill.is-good, .badge-paid { background: #e5f6ef; color: var(--good); }
.status-pill.is-muted, .badge-draft, .badge-other, .badge-void { background: #eeeae3; color: #4b473f; }
.badge-unpaid { background: #fff1df; color: #9a4d12; }
.badge-overdue { background: #fde8e8; color: var(--bad); }
.table-card { margin-top: 1rem; }
.toolbar { align-items: flex-start; flex-wrap: wrap; margin-bottom: 0.8rem; }
.filters, .search, .pager div, .modal-actions { display: flex; gap: 0.45rem; flex-wrap: wrap; align-items: center; }
.filter {
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  background: #fff;
}
.filter.is-active { background: var(--ink); color: white; }
.filter span { opacity: 0.75; }
.search input, .stack input[type="text"], .stack input[type="password"], label input {
  border: 1px solid var(--line);
  background: white;
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  min-width: 16rem;
}
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { text-align: left; padding: 0.75rem 0.55rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-size: 0.78rem; letter-spacing: 0.04em; text-transform: uppercase; }
.pager { margin-top: 0.8rem; color: var(--muted); }
.empty, .empty-card p { color: var(--muted); }
.button, button.button {
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  padding: 0.7rem 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.button-quiet { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.button-danger { background: var(--bad); }
.flash { border-radius: 14px; padding: 0.85rem 1rem; margin: 0.8rem 0; }
.flash p { margin: 0.25rem 0 0; }
.flash-success { background: #e7f6ef; color: #0d4f3c; }
.flash-error { background: #fdecec; color: #7d2222; }
.flash-warning { background: #fff6e8; color: #6d4708; }
.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; }
.login-card { width: min(420px, 100%); }
.stack { display: grid; gap: 0.8rem; }
label { display: grid; gap: 0.35rem; font-weight: 600; }
.details dl { margin: 0; }
.details dl div { display: grid; grid-template-columns: 220px 1fr; gap: 1rem; }
dt { color: var(--muted); }
dd { margin: 0; }
.send-card, .action-row { margin-top: 1rem; }
.action-row { align-items: stretch; }
.action-row > * { flex: 1; }
.check { font-weight: 500; grid-template-columns: auto 1fr; align-items: center; }
.modal[hidden] { display: none; }
.modal { position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; padding: 1rem; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(28, 25, 21, 0.45); }
.modal-card { position: relative; width: min(520px, 100%); background: var(--card); border-radius: 18px; padding: 1.2rem; box-shadow: var(--shadow); }
.warning-copy { color: var(--warn); font-weight: 700; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}
body.modal-open { overflow: hidden; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

@media (max-width: 900px) {
  .stats, .meta-row, .details dl div, .action-row { grid-template-columns: 1fr; display: grid; }
  .topbar { flex-wrap: wrap; }
  .search input { min-width: 0; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
}