:root {
  --bg: #f4f1ea;
  --surface: #ffffff;
  --ink: #1a1a1a;
  --muted: #4a4a4a;
  --line: #d8d2c4;
  --accent: #1f4d3a;
  --accent-soft: #e6f0eb;
  --warn: #7a4a12;
  --warn-bg: #f7eedc;
  --focus: #0b57d0;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(26, 26, 26, 0.08);
  --tap: 48px;
  --max: 640px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; }
html { font-size: 18px; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.45;
  min-height: 100dvh;
}
a { color: var(--accent); }
img, svg { max-width: 100%; }
.skip {
  position: absolute; left: -9999px;
}
.skip:focus {
  left: 8px; top: 8px; z-index: 100;
  background: #fff; padding: 8px 12px; border-radius: 8px;
}
.wrap {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 16px 16px 96px;
}
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.topbar-inner {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 12px 16px;
  display: flex; gap: 12px; align-items: center; justify-content: space-between;
}
.brand {
  font-weight: 700; font-size: 1rem; color: var(--ink); text-decoration: none;
}
.brand small {
  display: block; font-weight: 500; color: var(--muted); font-size: 0.72rem;
}
.badge {
  display: inline-block;
  background: var(--warn-bg);
  color: var(--warn);
  border: 1px solid #e2c998;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.72rem;
  font-weight: 700;
  white-space: nowrap;
}
.disclaimer {
  background: #fff8e8;
  border: 1px solid #e2c998;
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 0.88rem;
  color: var(--warn);
  margin: 12px 0 18px;
}
.hero h1 {
  font-size: 1.55rem;
  line-height: 1.2;
  margin: 8px 0 10px;
}
.lede { color: var(--muted); margin: 0 0 18px; }
.card-grid { display: grid; gap: 12px; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  display: block;
  min-height: var(--tap);
}
.card:hover, .card:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.card h2 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.card .step {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 2px 8px;
  margin-bottom: 8px;
}
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  margin-bottom: 14px;
}
.panel h2 { margin-top: 0; font-size: 1.2rem; }
.muted { color: var(--muted); }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
button, .btn {
  appearance: none;
  border: none;
  border-radius: 12px;
  min-height: var(--tap);
  padding: 12px 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-secondary { background: var(--accent-soft); color: var(--accent); }
.btn-ghost { background: transparent; color: var(--accent); border: 1px solid var(--line); }
.btn-danger { background: #f3e4e4; color: #7a1f1f; }
button:focus-visible, .btn:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
label { display: block; font-weight: 700; margin: 12px 0 6px; }
input[type="text"], input[type="search"], textarea, select {
  width: 100%;
  min-height: var(--tap);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  background: #fff;
}
textarea { min-height: 110px; resize: vertical; }
.choice {
  display: grid; gap: 10px;
}
.choice button {
  width: 100%;
  text-align: left;
  background: var(--surface);
  border: 2px solid var(--line);
  color: var(--ink);
}
.choice button[aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.check-list li:last-child { border-bottom: none; }
.check-list input {
  width: 24px; height: 24px; margin-top: 2px; flex: 0 0 auto;
}
.quote {
  background: var(--accent-soft);
  border-left: 4px solid var(--accent);
  padding: 12px 14px;
  margin: 12px 0;
  border-radius: 0 12px 12px 0;
}
.quote cite {
  display: block;
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--muted);
  font-style: normal;
}
.result {
  border-radius: 12px;
  padding: 14px;
  margin-top: 12px;
  border: 1px solid var(--line);
}
.result.found { background: var(--accent-soft); }
.result.notfound { background: var(--warn-bg); }
.result.info { background: #eef3f8; }
.pill {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
}
.footer {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--muted);
}
.nav-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  margin-bottom: 8px;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}
.screen { display: none; }
.screen.active { display: block; }
.receipt-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 10px;
  background: #fff;
}
.receipt-item h3 { margin: 0 0 4px; font-size: 1rem; }
.help-links a {
  display: block;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 10px;
  background: #fff;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
}
.help-links a span {
  display: block;
  font-weight: 500;
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 4px;
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}
@media (min-width: 700px) {
  html { font-size: 19px; }
}