/* PrintCost — clean, credible, mobile-first. No frameworks, no trackers. */
:root {
  --bg: #f7f8fa;
  --card: #ffffff;
  --ink: #1e2430;
  --muted: #5b6472;
  --line: #e3e7ee;
  --accent: #0f6cbd;
  --accent-dark: #0a5290;
  --good: #1e7e34;
  --warn-bg: #fff8e6;
  --warn-line: #e8c96a;
  --radius: 12px;
  --max: 760px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}

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

.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
}
.brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
  text-decoration: none;
}
.brand span { color: var(--accent); }
.site-nav a {
  margin-left: 1rem;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
}
.site-nav a:hover { color: var(--ink); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1rem; }

main { padding: 1.5rem 0 3rem; }

h1 { font-size: 1.7rem; line-height: 1.25; margin: 0.5rem 0 0.75rem; }
h2 { font-size: 1.3rem; margin: 2rem 0 0.6rem; }
h3 { font-size: 1.05rem; margin: 1.4rem 0 0.4rem; }
.lede { color: var(--muted); font-size: 1.05rem; margin-top: 0; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin: 1.25rem 0;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
}

.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 600; font-size: 0.95rem; margin-bottom: 0.3rem; }
.field .hint { font-weight: 400; color: var(--muted); font-size: 0.85rem; display: block; margin-top: 0.2rem; }
input[type="number"], select {
  width: 100%;
  padding: 0.6rem 0.7rem;
  font-size: 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}
input[type="number"]:focus, select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; }
@media (max-width: 520px) { .field-row { grid-template-columns: 1fr; } }

.segmented { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.segmented button {
  flex: 1;
  padding: 0.55rem;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  font-size: 0.95rem;
  cursor: pointer;
  color: var(--muted);
}
.segmented button[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

.results { border-top: 2px solid var(--line); margin-top: 1.25rem; padding-top: 1rem; }
.results table { width: 100%; border-collapse: collapse; font-size: 0.98rem; }
.results td { padding: 0.45rem 0; border-bottom: 1px dashed var(--line); }
.results td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.results tr.total td {
  border-bottom: none;
  font-weight: 700;
  font-size: 1.2rem;
  padding-top: 0.7rem;
}
.results .note { font-size: 0.85rem; color: var(--muted); margin-top: 0.75rem; }

.callout {
  background: var(--warn-bg);
  border: 1px solid var(--warn-line);
  border-radius: var(--radius);
  padding: 0.9rem 1.1rem;
  font-size: 0.92rem;
  margin: 1.25rem 0;
}
.callout strong { display: block; margin-bottom: 0.2rem; }

.faq details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  margin-bottom: 0.6rem;
}
.faq summary { font-weight: 600; cursor: pointer; }
.faq p { margin: 0.5rem 0 0.2rem; color: var(--muted); }

.guide-list { list-style: none; padding: 0; margin: 1rem 0; }
.guide-list li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin-bottom: 0.7rem;
}
.guide-list a { font-weight: 600; text-decoration: none; font-size: 1.05rem; }
.guide-list p { margin: 0.3rem 0 0; color: var(--muted); font-size: 0.93rem; }

table.compare { width: 100%; border-collapse: collapse; font-size: 0.92rem; margin: 1rem 0; }
table.compare th, table.compare td {
  border: 1px solid var(--line);
  padding: 0.5rem 0.6rem;
  text-align: left;
  vertical-align: top;
}
table.compare th { background: #eef2f7; }
.compare-wrap { overflow-x: auto; }

.ad-slot {
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
  padding: 0.7rem;
  margin: 1.25rem 0;
}

.affiliate-box {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin: 1.5rem 0;
  font-size: 0.93rem;
  color: var(--muted);
}
.affiliate-box h2, .affiliate-box h3 { color: var(--ink); margin-top: 0; }
.disclosure { font-size: 0.82rem; color: var(--muted); }

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--card);
  padding: 1.5rem 0 2.5rem;
  font-size: 0.88rem;
  color: var(--muted);
}
.site-footer nav a { margin-right: 1rem; }

.breadcrumb { font-size: 0.85rem; color: var(--muted); margin-bottom: 0.5rem; }
.breadcrumb a { color: var(--muted); }