:root {
  --bg: #f4efe6;
  --bg-card: #fffdf8;
  --ink: #1c1915;
  --muted: #5c574e;
  --line: #e2d9cc;
  --accent: #153f33;
  --accent-2: #1f6b54;
  --cta: #b4451a;
  --cta-ink: #fff8f3;
  --ok: #1b5d3b;
  --ok-bg: #e7f4ec;
  --warn: #8a5a12;
  --warn-bg: #f8efd8;
  --block: #8a1f1f;
  --block-bg: #fbeaea;
  --shadow: 0 10px 30px rgba(28, 25, 21, 0.06);
  --radius: 16px;
  --sans: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #e8efe9 0%, transparent 55%),
    var(--bg);
  line-height: 1.55;
  font-size: 16px;
}

a { color: var(--accent-2); }
a:hover { color: var(--cta); }

.wrap { width: min(1100px, calc(100% - 2rem)); margin: 0 auto; }

header {
  padding: 1.25rem 0 0.5rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  color: var(--accent);
  text-decoration: none;
}
nav { display: flex; gap: 1rem; flex-wrap: wrap; }
nav a { color: var(--muted); text-decoration: none; font-size: 0.92rem; }
nav a:hover { color: var(--ink); }

.hero { padding: 1.5rem 0 0.5rem; }
.hero h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 0.75rem;
  max-width: 18ch;
}
.hero p.lead {
  margin: 0;
  max-width: 42rem;
  color: var(--muted);
  font-size: 1.05rem;
}
.meta-pill {
  display: inline-block;
  margin-top: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0 2rem;
}
@media (min-width: 880px) {
  .grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); align-items: start; }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem 1.25rem 1.4rem;
}

h2 {
  font-family: var(--serif);
  font-size: 1.45rem;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}
h3 { font-size: 1.05rem; margin: 1.2rem 0 0.4rem; }

label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.hint { display: block; font-weight: 400; color: var(--muted); font-size: 0.8rem; }
.field { margin-bottom: 0.9rem; }
.row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
@media (min-width: 560px) {
  .row-2 { grid-template-columns: 1fr 1fr; }
  .row-3 { grid-template-columns: 1fr 1fr 1fr; }
}

input, select, button, textarea {
  font: inherit;
  color: inherit;
}
input, select {
  width: 100%;
  border: 1px solid #d3c9ba;
  background: #fff;
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
}
input:focus, select:focus {
  outline: 2px solid var(--accent-2);
  outline-offset: 1px;
  border-color: var(--accent-2);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 0;
  border-radius: 999px;
  padding: 0.8rem 1.15rem;
  font-weight: 650;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: #f4fff9; width: 100%; }
.btn-primary:hover { background: #0f2f26; }
.btn-cta { background: var(--cta); color: var(--cta-ink); }
.btn-cta:hover { background: #933613; color: var(--cta-ink); }

.segmented {
  display: flex;
  background: #efe8dc;
  border-radius: 999px;
  padding: 0.2rem;
  gap: 0.15rem;
}
.segmented label {
  flex: 1;
  margin: 0;
  text-align: center;
  border-radius: 999px;
  padding: 0.45rem 0.4rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
}
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label:has(input:checked) {
  background: #fff;
  box-shadow: 0 1px 4px rgba(28,25,21,0.08);
  color: var(--accent);
}

.estimator {
  background: #f7f2ea;
  border: 1px dashed #d4c9b8;
  border-radius: 12px;
  padding: 0.9rem;
  margin: 0.4rem 0 1rem;
}
.estimator summary { cursor: pointer; font-weight: 650; }

#results { min-height: 8rem; }
.flag {
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}
.flag.ok { background: var(--ok-bg); color: var(--ok); }
.flag.warn { background: var(--warn-bg); color: var(--warn); }
.flag.block { background: var(--block-bg); color: var(--block); }

table.breakdown {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
table.breakdown th, table.breakdown td {
  text-align: left;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
table.breakdown td.num, table.breakdown th.num { text-align: right; white-space: nowrap; }
table.breakdown tfoot td { font-weight: 750; font-size: 1.05rem; border-bottom: 0; padding-top: 0.8rem; }
.line-note { display: block; color: var(--muted); font-size: 0.75rem; font-weight: 400; }

.totals {
  margin-top: 0.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.2rem;
  align-items: baseline;
}
.totals strong { font-size: 1.35rem; font-family: var(--serif); }
.sub { color: var(--muted); font-size: 0.92rem; }

.notes { margin: 1rem 0 0; padding: 0; list-style: none; }
.notes li {
  position: relative;
  padding-left: 1rem;
  margin: 0.35rem 0;
  color: var(--muted);
  font-size: 0.88rem;
}
.notes li::before { content: "–"; position: absolute; left: 0; }

.price-box {
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.25rem;
  background: linear-gradient(180deg, #fff 0%, #f3f7f4 100%);
}
.price {
  font-family: var(--serif);
  font-size: 2rem;
  margin: 0.2rem 0 0.4rem;
  letter-spacing: -0.03em;
}
.price span { font-size: 1.15rem; color: var(--muted); font-weight: 600; }

section.block { padding: 0.5rem 0 2rem; }
.sources a { word-break: break-word; }
.sources li { margin: 0.45rem 0; }
.disclaimer {
  background: #fff7ea;
  border: 1px solid #ead8b0;
  border-radius: 12px;
  padding: 1rem 1.1rem;
  font-size: 0.92rem;
}

footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0;
}
.faq summary { cursor: pointer; font-weight: 650; }
.faq details p { margin: 0.5rem 0 0.2rem; color: var(--muted); }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  border: 0;
}