:root {
  --ink: #15202b;
  --muted: #55636f;
  --line: #d9e0e6;
  --bg: #ffffff;
  --soft: #f4f6f8;
  --navy: #14304f;
  --accent: #0b6bcb;
  --accent-ink: #ffffff;
  --warn-bg: #fff6e0;
  --warn-ink: #7a4f00;
  --err-bg: #fdecec;
  --err-ink: #a11919;
  --ok-bg: #e7f6ec;
  --ok-ink: #17643a;
  --radius: 8px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font: 16px/1.55 system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; color: var(--navy); }
h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 0 0 16px; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.4rem, 3vw, 1.8rem); margin: 0 0 12px; }
h3 { font-size: 1.05rem; margin: 0 0 6px; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 720px; margin: 0 auto; padding: 0 16px; }

/* Header and footer */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--bg); flex-wrap: wrap; }
.brand { font-weight: 800; font-size: 1.2rem; color: var(--navy); text-decoration: none; letter-spacing: -0.02em; }
.brand span { color: var(--accent); }
.nav { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.nav a { color: var(--ink); text-decoration: none; font-size: 0.95rem; }
.nav a.btn { color: var(--accent-ink); }
.footer { border-top: 1px solid var(--line); margin-top: 64px; padding: 24px 0; color: var(--muted); font-size: 0.875rem; background: var(--soft); }
.footer a { color: var(--muted); margin-right: 16px; }

/* Buttons */
.btn { display: inline-block; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); padding: 10px 18px; border-radius: var(--radius); font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn:hover { filter: brightness(0.93); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; filter: none; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.small { padding: 5px 10px; font-size: 0.875rem; font-weight: 500; }
.btn.danger { background: transparent; color: var(--err-ink); border-color: var(--err-ink); }
.linkish { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; text-decoration: underline; cursor: pointer; }

/* Marketing pages */
.hero { padding: 56px 0 40px; background: var(--soft); border-bottom: 1px solid var(--line); }
.hero p.lead { font-size: 1.2rem; color: var(--muted); max-width: 640px; margin: 0 0 24px; }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.section { padding: 48px 0 0; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; background: var(--bg); }
.card p { margin: 0; color: var(--muted); }
.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.steps li { counter-increment: step; padding-left: 44px; position: relative; }
.steps li::before { content: counter(step); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--navy); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 0.9rem; }
.price { font-size: 2rem; font-weight: 800; color: var(--navy); margin: 4px 0; }
.price small { font-size: 1rem; font-weight: 500; color: var(--muted); }
.card ul { padding-left: 18px; margin: 12px 0; color: var(--muted); }
.card.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.prose h2 { margin-top: 32px; }
.prose h3 { margin-top: 20px; }
.prose table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 7px 9px; text-align: left; vertical-align: top; }
.prose th { background: var(--soft); }
.table-scroll { overflow-x: auto; }
.fineprint { color: var(--muted); font-size: 0.875rem; }
.note { background: var(--soft); border-left: 4px solid var(--navy); padding: 12px 16px; border-radius: 4px; margin: 16px 0; }
.page-head { padding: 40px 0 8px; }

/* App */
.app-main { max-width: 1240px; margin: 0 auto; padding: 16px; }
.topbar-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; font-size: 0.9rem; color: var(--muted); }
.stepper { display: flex; gap: 8px; margin: 8px 0 20px; flex-wrap: wrap; padding: 0; list-style: none; }
.stepper button { border: 1px solid var(--line); background: var(--bg); padding: 7px 14px; border-radius: 999px; font: inherit; font-size: 0.9rem; cursor: pointer; color: var(--muted); }
.stepper button[aria-current='step'] { background: var(--navy); border-color: var(--navy); color: #fff; font-weight: 600; }
.panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; background: var(--bg); }
.panel > h2 { font-size: 1.15rem; }
.panel > h3 { margin-top: 16px; }
.hint { color: var(--muted); font-size: 0.9rem; margin: 2px 0 12px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px 16px; }
.field { display: flex; flex-direction: column; gap: 3px; font-size: 0.875rem; font-weight: 600; color: var(--ink); }
.field small { font-weight: 400; color: var(--muted); }
input, select, textarea { font: inherit; padding: 7px 9px; border: 1px solid #b8c3cc; border-radius: 6px; background: #fff; color: var(--ink); min-width: 0; font-weight: 400; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { width: 100%; min-height: 72px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 0.95rem; margin: 8px 0; }
.check input { margin-top: 4px; flex: none; }
.drop-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.drop { border: 2px dashed #b8c3cc; border-radius: var(--radius); padding: 18px; background: var(--soft); }
.drop.dragging { border-color: var(--accent); background: #e9f3fd; }
.drop.loaded { border-style: solid; border-color: var(--ok-ink); background: var(--ok-bg); }
.drop h3 { margin-bottom: 2px; }
.drop p { margin: 0 0 10px; font-size: 0.9rem; color: var(--muted); }
.mapping { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 8px 12px; margin-top: 12px; }
details.more { margin-top: 10px; font-size: 0.9rem; }
details.more summary { cursor: pointer; color: var(--accent); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip { display: inline-flex; gap: 5px; align-items: center; font-size: 0.8rem; border: 1px solid var(--line); border-radius: 999px; padding: 2px 8px; background: #fff; font-weight: 400; }
.chip input { padding: 0; }
.scroll { overflow-x: auto; }
table.grid { border-collapse: collapse; font-size: 0.85rem; width: 100%; }
table.grid th, table.grid td { border: 1px solid var(--line); padding: 3px 4px; text-align: left; vertical-align: middle; white-space: nowrap; }
table.grid th { background: var(--soft); font-size: 0.75rem; color: var(--muted); font-weight: 600; }
table.grid input, table.grid select { width: 100%; padding: 3px 4px; font-size: 0.85rem; }
table.grid input.day { width: 42px; text-align: right; }
table.grid input.num { width: 76px; text-align: right; }
table.grid input.id { width: 76px; }
table.grid .computed { text-align: right; background: var(--soft); font-variant-numeric: tabular-nums; }
.worker-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; margin-bottom: 12px; }
.worker-head { display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: flex-end; margin-bottom: 8px; }
.worker-head .field { font-size: 0.75rem; }
.worker-head input, .worker-head select { width: 120px; padding: 5px 7px; font-size: 0.9rem; }
.worker-head select { width: 170px; }
.worker-head input.tiny { width: 56px; text-align: right; }
.worker-head .grow { margin-left: auto; }
.pay-row { display: flex; flex-wrap: wrap; gap: 8px 10px; margin-top: 8px; align-items: flex-end; }
.pay-row .field { font-size: 0.75rem; }
.pay-row input { width: 96px; padding: 5px 7px; font-size: 0.9rem; text-align: right; }
.pay-row input.note-input { width: 170px; text-align: left; }
.issues { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.issues li { padding: 7px 11px; border-radius: 6px; font-size: 0.9rem; }
.issues li.error { background: var(--err-bg); color: var(--err-ink); }
.issues li.warning { background: var(--warn-bg); color: var(--warn-ink); }
.banner { padding: 11px 14px; border-radius: 6px; margin-bottom: 12px; font-size: 0.95rem; }
.banner.ok { background: var(--ok-bg); color: var(--ok-ink); }
.banner.warn { background: var(--warn-bg); color: var(--warn-ink); }
.banner.err { background: var(--err-bg); color: var(--err-ink); }
.banner.info { background: var(--soft); color: var(--ink); }
.nav-row { display: flex; justify-content: space-between; gap: 12px; margin-top: 16px; flex-wrap: wrap; }
.statement { background: var(--soft); border-radius: 6px; padding: 12px; margin: 8px 0; font-size: 0.9rem; }
.statement ol { margin: 6px 0 0; padding-left: 20px; }
.modal-back { position: fixed; inset: 0; background: rgba(10, 20, 30, 0.5); display: grid; place-items: center; padding: 16px; z-index: 10; }
.modal { background: #fff; border-radius: var(--radius); padding: 22px; max-width: 520px; width: 100%; max-height: 90vh; overflow: auto; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.grow1 { flex: 1 1 200px; }

@media (max-width: 600px) {
  .hero { padding: 36px 0 28px; }
  .section { padding-top: 32px; }
}