:root {
  color-scheme: light;
  --ink: #25162f;
  --plum: #7f235f;
  --muted: #6f6678;
  --cream: #fcf8f2;
  --line: #e7dce7;
  --surface: rgba(255, 255, 255, .88);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--cream); font: 17px/1.7 "DM Sans", system-ui, sans-serif; }
a { color: var(--plum); }
img, svg { display: block; }
.site-header { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; padding: 12px max(24px, calc((100vw - 1120px)/2)); border-bottom: 1px solid rgba(77,45,71,.1); background: rgba(252,248,242,.9); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font: 700 25px/1.1 Fraunces, Georgia, serif; text-decoration: none; }
.brand img { width: 38px; height: 38px; }
.site-header nav { display: flex; flex-wrap: wrap; gap: 18px; font-size: 14px; }
.site-header nav a { color: var(--muted); font-weight: 700; text-decoration: none; }
.hero { padding: 84px 24px 66px; text-align: center; background: radial-gradient(circle at 20% 15%, #eaddeb 0, transparent 30%), radial-gradient(circle at 80% 35%, #f4e6e2 0, transparent 30%), var(--cream); }
.hero .eyebrow { color: var(--plum); font-size: 13px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3 { font-family: Fraunces, Georgia, serif; line-height: 1.15; }
h1 { max-width: 850px; margin: 12px auto 20px; font-size: clamp(42px, 7vw, 76px); }
.hero p { max-width: 730px; margin: 0 auto 28px; color: var(--muted); font-size: 19px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 24px; border-radius: 14px; color: #fff; background: linear-gradient(#963474, #761d58); box-shadow: 0 10px 24px rgba(91,27,70,.2); font-weight: 800; text-decoration: none; }
main { width: min(100% - 40px, 920px); margin: 0 auto; padding: 62px 0 80px; }
section { margin: 0 0 54px; }
h2 { margin: 0 0 16px; font-size: clamp(30px, 4vw, 44px); }
h3 { margin: 30px 0 8px; font-size: 24px; }
p { margin: 0 0 16px; }
.lede { color: var(--muted); font-size: 20px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 26px; }
.card, .calculator, details { border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: 0 16px 44px rgba(60,32,54,.06); }
.card { padding: 24px; }
.card b { display: block; margin-bottom: 7px; font: 700 20px/1.2 Fraunces,Georgia,serif; }
.checklist { padding-left: 22px; }
.checklist li { margin: 10px 0; }
.calculator { padding: 28px; }
.calculator-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
label { display: grid; gap: 7px; color: var(--muted); font-weight: 700; }
input { width: 100%; min-height: 52px; padding: 0 14px; border: 1px solid #cabdca; border-radius: 12px; color: var(--ink); background: #fff; font: 700 20px/1 DM Sans,sans-serif; }
input:focus { outline: 3px solid rgba(127,35,95,.22); border-color: var(--plum); }
.result { margin-top: 22px; padding: 22px; border-radius: 16px; color: #fff; background: var(--plum); }
.result strong { display: block; font: 700 36px/1.1 Fraunces,Georgia,serif; }
details { margin: 12px 0; padding: 18px 20px; }
summary { cursor: pointer; font-weight: 800; }
details p { margin: 12px 0 0; color: var(--muted); }
.cta { padding: 34px; border-radius: 26px; text-align: center; background: #efe3ed; }
.cta h2 { font-size: 34px; }
.breadcrumbs { margin-bottom: 24px; color: var(--muted); font-size: 14px; }
.site-footer { padding: 30px 24px; color: var(--muted); text-align: center; border-top: 1px solid var(--line); }
.site-footer nav { display:flex; flex-wrap:wrap; justify-content:center; gap:8px 18px; margin-bottom:10px; }
.site-footer button { padding:0; border:0; color:var(--plum); background:transparent; font:inherit; text-decoration:underline; cursor:pointer; }
.notice { padding:20px 22px; border-left:4px solid var(--plum); border-radius:0 16px 16px 0; background:#f4eaf3; }
.meta-list { display:grid; grid-template-columns:minmax(150px, .35fr) 1fr; gap:10px 20px; margin:22px 0; }
.meta-list dt { color:var(--muted); font-weight:700; }
.meta-list dd { margin:0; }
@media (max-width: 760px) {
  .site-header { align-items: flex-start; padding: 12px 18px; }
  .site-header nav { display: none; }
  .hero { padding: 58px 20px 46px; }
  .cards, .calculator-grid { grid-template-columns: 1fr; }
  main { width: min(100% - 30px, 920px); padding-top: 42px; }
  .card, .calculator { padding: 20px; }
  .meta-list { grid-template-columns:1fr; gap:2px; }
  .meta-list dd { margin-bottom:12px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }