@font-face { font-family: 'Zhembra Sans'; src: url('./assets/AdwaitaSans-Regular.woff2') format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Zhembra Text'; src: url('./assets/newsreader-latin-400.woff2') format('woff2'); font-weight: 400; font-display: swap; }
:root { --paper: #f4f9fc; --ink: #16394a; --accent: #185d80; --on-accent: #fff; --soft: #d8eaf2; --rule: #8faebd; --control: #53778b; --display: 'Zhembra Sans', sans-serif; --body: 'Zhembra Text', Georgia, serif; --label: 'Zhembra Sans', sans-serif; --body-size: 1.2rem; --heading-weight: 600; }

* { box-sizing: border-box; }
html { color: var(--ink); background: var(--paper); }
body { margin: 0; font: var(--body-size)/1.65 var(--body); }
[hidden] { display: none !important; }
a { color: inherit; text-underline-offset: .25em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid currentColor; outline-offset: 5px; }
main:focus { outline: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button, summary { cursor: pointer; }
a, button, summary { touch-action: manipulation; }
button:disabled { cursor: not-allowed; }
p { margin: 0 0 1.2rem; }
p:last-child { margin-bottom: 0; }
h1, h2, h3 { margin: 0 0 1.1rem; font-family: var(--display); font-weight: var(--heading-weight); line-height: 1.08; text-wrap: balance; overflow-wrap: anywhere; }
h1 { font-size: clamp(2.65rem, 6.7vw, 6.1rem); letter-spacing: -.04em; }
h2 { font-size: clamp(1.9rem, 3.5vw, 3.2rem); letter-spacing: -.025em; }
h3 { font-size: 1.45rem; }
figure { margin: 0; }
.hero-art { display: block; width: 100%; height: auto; }
figcaption { font: .8rem/1.5 var(--label); margin-top: 1rem; }
.wrap { width: min(calc(100% - 40px), 1200px); margin-inline: auto; }
.section { padding-block: clamp(3rem, 6vw, 6rem); }
.page-intro { padding-block: clamp(3rem, 7vw, 6rem) 1rem; }
.page-intro .lead { max-width: 44rem; }
.lead { font-size: 1.25rem; line-height: 1.55; }
.eyebrow { font: .75rem/1.6 var(--label); letter-spacing: .09em; text-transform: uppercase; margin-bottom: 1.3rem; }
.small { font: .875rem/1.6 var(--label); }
.skip-link { position: absolute; top: 0; left: 1rem; z-index: 10; padding: 1rem; color: var(--ink); background: var(--paper); transform: translateY(-150%); }
.skip-link:focus { transform: none; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding-block: 1.5rem; }
.brand { font: var(--heading-weight) 2rem/1 var(--display); letter-spacing: -.04em; text-decoration: none; }
.brand span { display: block; margin-top: .6rem; font: .65rem/1.4 var(--label); letter-spacing: .1em; text-transform: uppercase; }
#navigation { display: flex; align-items: center; gap: 1.5rem; font: .875rem/1.4 var(--label); }
#navigation a { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; }
#navigation a:hover, #navigation a[aria-current] { text-decoration: underline; text-decoration-thickness: 2px; }
.menu-toggle { display: none; min-height: 44px; padding: .5rem .8rem; border: 1px solid currentColor; background: transparent; font: .875rem/1.4 var(--label); }
.arrow, .disclosure { flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.button, .text-link { display: inline-flex; align-items: center; gap: 1rem; min-height: 48px; max-width: 100%; font: 1rem/1.45 var(--label); }
.button { justify-content: space-between; padding: 1rem 1.35rem; color: var(--on-accent); background: var(--accent); border: 2px solid var(--accent); text-decoration: none; }
.button:hover { text-decoration: underline; }
.button:focus-visible { outline-color: var(--ink); }
.text-link { padding-block: .65rem; }
.two-column { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.two-column > *, .form-layout > *, .closing-layout > *, .footer-layout > * { min-width: 0; }
.closing { margin-top: 3rem; padding-block: 3.5rem; background: var(--soft); }
.closing-layout { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 3rem; }
.closing-layout h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); }
.closing-layout p { max-width: 40rem; }
.site-footer { border-top: 1px solid var(--rule); padding-block: 2.5rem; font: .875rem/1.7 var(--label); }
.footer-layout { display: flex; justify-content: space-between; gap: 2rem; }
.footer-name { font: var(--heading-weight) 1.35rem/1.3 var(--display); }
.site-footer a { display: inline-block; padding-block: .75rem; }
.form-layout { display: grid; grid-template-columns: .85fr 1.15fr; align-items: start; gap: clamp(2rem, 5vw, 5rem); }
.form-panel { padding: clamp(1.1rem, 3vw, 2.8rem); background: var(--soft); }
.demo-note { padding-left: 1rem; border-left: 3px solid var(--ink); margin-top: 2rem; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
legend { padding: 0; margin-bottom: 1rem; font: var(--heading-weight) 1.8rem/1.2 var(--display); }
.field { margin-bottom: 1.25rem; }
label { display: block; margin-bottom: .4rem; font: 1rem/1.5 var(--label); }
input, select, textarea { width: 100%; min-width: 0; min-height: 48px; padding: .75rem; border: 1px solid var(--control); border-radius: 0; color: var(--ink); background: var(--paper); font: 1rem/1.5 var(--label); }
textarea { resize: vertical; }
.field .small { margin-top: .5rem; }
.confirmation { padding-block: 1rem; }
.confirmation h2 { font-size: 2rem; }
.prose { max-width: 740px; }
.prose section + section { margin-top: 3rem; }
.prose > .small { margin-top: 3rem; }
.questions { max-width: 850px; }
details { border-top: 1px solid var(--rule); padding-block: 1rem; }
details:last-of-type { border-bottom: 1px solid var(--rule); }
summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; min-height: 44px; list-style: none; font-family: var(--label); }
summary::-webkit-details-marker { display: none; }
details[open] .disclosure { transform: rotate(45deg); }
details p { padding-top: 1rem; }
.price-row h3, .price-row h2 { margin-bottom: .5rem; }
.price { font: var(--heading-weight) 2rem/1.2 var(--display); }
.visit-steps { list-style: none; padding: 0; margin: 2.5rem 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.visit-steps li { min-width: 0; }
li + li { margin-top: .65rem; }
.visit-steps li + li { margin-top: 0; }
@media (max-width: 980px) {
  .site-header { flex-wrap: wrap; gap: 1rem; }
  .menu-toggle { display: inline-block; }
  #navigation { flex-basis: 100%; flex-direction: column; align-items: stretch; gap: .2rem; }
  #navigation a { padding: .65rem .4rem; }
  .has-menu .menu-toggle[aria-expanded="false"] + #navigation { display: none; }
  .closing-layout { grid-template-columns: 1fr; gap: 1.5rem; }
  .closing .button { justify-self: start; }
}
@media (max-width: 720px) {
  .two-column, .form-layout, .visit-steps { grid-template-columns: 1fr; }
  .footer-layout { flex-direction: column; }
  .page-intro { padding-top: 3rem; }
  .brand { font-size: 1.8rem; }
  .lead { font-size: 1.15rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

.site-header { border-bottom: 1px solid var(--rule); }
.brand { letter-spacing: -.06em; }
.brand span { letter-spacing: .16em; }
#navigation a[aria-current] { color: var(--accent); }
h1 em { font-style: normal; color: var(--accent); }
.duct-opening { display: grid; grid-template-columns: .95fr 1.05fr; align-items: center; gap: 2rem; padding-block: 3.5rem 1rem; }
.duct-opening > *, .price-section > *, .preparation > * { min-width: 0; }
.duct-copy h1 { font-size: clamp(3.5rem, 7.3vw, 6.6rem); line-height: 1; letter-spacing: -.065em; }
.duct-copy .lead { max-width: 27rem; }
.duct-figure figcaption { padding-left: 2.5rem; color: #315b70; }
.visit-facts { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 2rem; padding: 2rem; gap: 2rem; background: #fff; border: 1px solid #c3d9e3; border-radius: 1rem; }
.visit-facts p { margin: 0; }
.visit-facts strong { display: block; font: 600 1.45rem/1.3 var(--display); margin-bottom: .4rem; }
.visit-facts span { font: .85rem/1.6 var(--label); }
.season-note { border-left: 5px solid #bb5424; background: #f9e8d8; padding: clamp(1.5rem, 4vw, 3.5rem); border-radius: 0 1rem 1rem 0; }
.season-note p:last-child { max-width: 48rem; }
.button, .menu-toggle { border-radius: 2rem; }
.form-panel { border-radius: 1rem; }
input, select, textarea { border-radius: .4rem; }
.price-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: 4rem; }
.price-row { display: grid; grid-template-columns: 1fr auto; gap: .4rem 1rem; border-top: 1px solid var(--rule); padding-block: 1.5rem; }
.price-row > p:last-child { grid-column: 1 / -1; margin: 0; }
.price-row .price { margin: 0; }
.price-row h3 { align-self: center; }
.add-on { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 3rem; padding: clamp(1.5rem, 4vw, 3rem); background: var(--soft); border-radius: 1rem; }
.big-price { font: 600 clamp(3rem, 6vw, 5rem)/1 var(--display); }
.big-price span { display: block; font: .8rem/1.6 var(--label); margin-top: 1rem; }
.visit-steps { counter-reset: step; }
.visit-steps li { counter-increment: step; border-top: 1px solid var(--rule); padding-top: 1.5rem; }
.visit-steps li::before { content: '0' counter(step); display: block; font: .85rem/1 var(--label); margin-bottom: 1.5rem; color: var(--accent); }
.preparation { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; background: #fff; border: 1px solid #c3d9e3; border-radius: 1rem; padding: clamp(1.5rem, 4vw, 3rem); }
.preparation ul { margin: 0; padding-left: 1.2rem; }
@media (max-width: 850px) {
  .duct-opening { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .duct-copy h1 { font-size: clamp(3.3rem, 7vw, 5rem); }
  .price-section { gap: 2rem; }
}
@media (max-width: 720px) {
  .duct-opening, .price-section, .preparation, .add-on { grid-template-columns: 1fr; gap: 2rem; }
  .duct-opening { padding-top: 2.5rem; }
  .duct-copy h1 { font-size: clamp(3.3rem, 13vw, 5rem); }
  .duct-figure { max-width: 560px; margin-inline: auto; }
  .duct-figure figcaption { padding-left: 0; text-align: center; }
  .visit-facts { grid-template-columns: 1fr; gap: 1.25rem; margin-top: 0; padding: 1.5rem; }
  .visit-facts p + p { border-top: 1px solid var(--rule); padding-top: 1.25rem; }
  .big-price span { margin-top: .5rem; }
}
html:not(.has-menu) .menu-toggle { display: none !important; }