/* Spa Towels Co. — linen-toned trade catalogue site.
   Layout: sticky slim header, wide content column, product cards with drawn towel stacks, spec tables, FAQ, quote band. */
:root {
  --bg: #eef0eb;
  --surface: #f9faf7;
  --ink: #22302a;
  --muted: #56635c;
  --line: #d3d9d1;
  --accent: #5a4136;
  --accent-ink: #f6f1ec;
  --accent-soft: #e6ddd4;
  --display: "Marcellus", "Palatino Linotype", Georgia, serif;
  --body: "Figtree", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;

  --c-potting: #4b3a31; --c-white: #f7f6f2; --c-coffee: #6e4a33; --c-nougat: #b59a7d;
  --c-sand: #d9c6a3; --c-grey: #9c9e9a; --c-cream: #eedfa2; --c-rose: #c58f8a;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #171c19; --surface: #1f2622; --ink: #e7ebe6; --muted: #a2ada6; --line: #34403a;
    --accent: #d2b29f; --accent-ink: #1b1512; --accent-soft: #2e2925; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #171c19; --surface: #1f2622; --ink: #e7ebe6; --muted: #a2ada6; --line: #34403a;
  --accent: #d2b29f; --accent-ink: #1b1512; --accent-soft: #2e2925; color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.65 var(--body); }
img { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
h1, h2, h3 { font-family: var(--display); font-weight: 400; text-wrap: balance; margin: 0; line-height: 1.1; }
p { margin: 0; }
.wrap {
  max-width: 1140px; margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.eyebrow { font: 500 12px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.prose { max-width: 68ch; display: flex; flex-direction: column; gap: 14px; color: var(--muted); }
.prose strong { color: var(--ink); font-weight: 600; }

/* Header */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg); }
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 9; background: var(--bg); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; gap: 24px; padding-block: 14px; }
.logo { font-family: var(--display); font-size: 21px; color: var(--ink); text-decoration: none; white-space: nowrap; }
.logo span { font: 500 11px var(--mono); letter-spacing: .12em; color: var(--muted); margin-left: 8px; }
.nav { display: flex; gap: 20px; overflow-x: auto; flex: 1; min-width: 0; scrollbar-width: none; }
.nav a { color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500; white-space: nowrap; padding-block: 4px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -2px 0 var(--accent); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent); color: var(--accent-ink); border: 0; border-radius: 4px;
  padding: 11px 18px; font: 600 14px var(--body); text-decoration: none; cursor: pointer; white-space: nowrap;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--line); }

/* Breadcrumb */
.crumbs { padding-top: 22px; font: 400 12px var(--mono); color: var(--muted); }
.crumbs a { color: var(--muted); }

/* Hero */
.hero { padding-block: 40px 44px; display: grid; grid-template-columns: 1.25fr 1fr; gap: 48px; align-items: end; border-bottom: 1px solid var(--line); }
.hero h1 { font-size: clamp(36px, 5.6vw, 64px); line-height: 1.03; margin-top: 12px; }
.hero .lede { color: var(--muted); font-size: 17px; max-width: 48ch; }
.hero-side { display: flex; flex-direction: column; gap: 22px; }
.ctas { display: flex; gap: 10px; flex-wrap: wrap; }
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; border-top: 1px solid var(--line); padding-top: 16px; }
.facts b { display: block; font: 400 22px var(--display); }
.facts span { font: 400 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }

/* Sections */
.section { padding-block: 56px; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 26px; }
.section:last-of-type { border-bottom: 0; }
.section-head { display: flex; justify-content: space-between; gap: 20px 40px; align-items: end; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(28px, 3.4vw, 40px); margin-top: 8px; }
.section-head > p { color: var(--muted); max-width: 52ch; font-size: 15px; }

/* Scale chart */
.chart { overflow-x: auto; }
.chart svg { display: block; width: 100%; max-width: 780px; min-width: 600px; height: auto; }
.chart text { font-family: var(--mono); font-size: 9px; fill: var(--muted); }
.chart .lbl { fill: var(--ink); font-family: var(--body); font-size: 10px; font-weight: 600; }
.chart line { stroke: var(--line); }

/* Collection tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.tile {
  background: var(--surface); border: 1px solid var(--line); border-radius: 6px; overflow: hidden;
  text-decoration: none; color: var(--ink); display: flex; flex-direction: column;
}
.tile:hover { border-color: var(--accent); }
.tile .plate { height: 150px; }
.tile-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 6px; }
.tile-body h3 { font-size: 22px; }
.tile-body p { color: var(--muted); font-size: 14px; }
.tile-body .more { font: 500 12px var(--mono); color: var(--accent); letter-spacing: .06em; margin-top: 4px; }

/* Product cards */
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; overflow: hidden; display: grid; grid-template-rows: auto 1fr; }
.plate { background: var(--accent-soft); height: 190px; position: relative; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 24px; }
.plate .code { position: absolute; top: 14px; left: 16px; font: 500 11px var(--mono); letter-spacing: .12em; color: var(--muted); }
.plate .dims { position: absolute; top: 14px; right: 16px; font: 500 11px var(--mono); color: var(--muted); }
.stack { display: flex; flex-direction: column-reverse; align-items: center; }
.towel {
  --c: var(--c-white); width: var(--w, 150px); height: var(--h, 26px); margin-top: -3px;
  border-radius: 5px 5px 7px 7px; position: relative;
  background: linear-gradient(to bottom, rgba(255,255,255,.18), rgba(0,0,0,.10)),
              repeating-linear-gradient(90deg, rgba(0,0,0,.05) 0 1px, transparent 1px 3px), var(--c);
  box-shadow: 0 1px 0 rgba(0,0,0,.12), inset 0 -2px 0 rgba(0,0,0,.06);
}
.towel::after { content: ""; position: absolute; left: 18%; width: 9%; top: 0; bottom: 0; background: repeating-linear-gradient(0deg, rgba(0,0,0,.09) 0 2px, transparent 2px 4px); }
.card-body { padding: 20px 20px 22px; display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.card-body h3 { font-size: 25px; }
.card-body .use { font-size: 14px; color: var(--muted); }
.specs { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); margin: 0; }
.specs div { padding: 10px 0; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.specs div + div { padding-left: 12px; border-left: 1px solid var(--line); }
.specs dt { font: 500 10px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.specs dd { margin: 0; font: 500 15px var(--mono); font-variant-numeric: tabular-nums; }
.specs dd small { display: block; font-size: 12px; color: var(--muted); font-weight: 400; }
.swatches { display: flex; flex-wrap: wrap; gap: 6px 14px; list-style: none; margin: 0; padding: 0; }
.swatches li { display: flex; align-items: center; gap: 7px; font-size: 13px; }
.swatches i { width: 16px; height: 16px; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgba(0,0,0,.18); }

/* Table */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; min-width: 720px; font-size: 14px; }
caption { text-align: left; padding: 12px 14px; font: 500 12px var(--mono); color: var(--muted); letter-spacing: .06em; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); background: var(--accent-soft); }
td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
td a { font-weight: 600; }

/* Feature list */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 24px; }
.feature { border-top: 2px solid var(--accent); padding-top: 14px; display: flex; flex-direction: column; gap: 6px; }
.feature h3 { font-size: 21px; }
.feature p { color: var(--muted); font-size: 15px; }

/* Process (real sequence) */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; list-style: none; padding: 0; margin: 0; }
.steps li { counter-increment: step; display: flex; flex-direction: column; gap: 6px; }
.steps li::before { content: counter(step, decimal-leading-zero); font: 500 13px var(--mono); color: var(--accent); }
.steps h3 { font-size: 20px; }
.steps p { color: var(--muted); font-size: 15px; }

/* FAQ */
.faq { display: flex; flex-direction: column; border-top: 1px solid var(--line); max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 18px 36px 18px 0; position: relative; font: 500 17px var(--body); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 14px; font: 400 24px var(--display); color: var(--accent); }
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 0 20px; color: var(--muted); max-width: 70ch; }

/* Quote band */
.quote { background: var(--ink); color: var(--bg); border-radius: 6px; padding: 36px; display: grid; grid-template-columns: 1fr 1.3fr; gap: 36px; margin-block: 56px; }
.quote h2 { font-size: clamp(28px, 3.4vw, 38px); }
.quote .eyebrow { color: inherit; opacity: .7; }
.quote-info { display: flex; flex-direction: column; gap: 16px; }
.quote-info p { opacity: .85; }
.quote-info .sel { user-select: all; font-family: var(--mono); font-size: 14px; opacity: 1; }
.quote-info .sel a { color: inherit; }
form.qf { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
form.qf label { display: flex; flex-direction: column; gap: 5px; font: 500 12px var(--mono); letter-spacing: .06em; text-transform: uppercase; opacity: .9; }
form.qf .full { grid-column: 1 / -1; }
form.qf input, form.qf select, form.qf textarea {
  font: 400 15px var(--body); padding: 10px 12px; border-radius: 4px; border: 1px solid transparent;
  background: var(--bg); color: var(--ink); width: 100%;
}
form.qf textarea { min-height: 90px; resize: vertical; }
form.qf .actions { grid-column: 1 / -1; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
form.qf .btn { background: var(--accent-soft); color: var(--ink); }
form.qf .btn.alt { background: transparent; color: var(--bg); box-shadow: inset 0 0 0 1px currentColor; }
form.qf .note { font-size: 13px; opacity: .75; }

/* Contact details */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.contact-grid div { display: flex; flex-direction: column; gap: 6px; }
.contact-grid p { color: var(--muted); }
.contact-grid .sel { user-select: all; font-family: var(--mono); font-size: 14px; color: var(--ink); }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding-block: 36px 44px; }
.site-footer .wrap { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 28px; }
.site-footer h3 { font-size: 18px; margin-bottom: 8px; }
.site-footer p, .site-footer li { color: var(--muted); font-size: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
.site-footer a { color: var(--muted); }
.legal { grid-column: 1 / -1; font: 400 12px var(--mono); color: var(--muted); padding-top: 18px; border-top: 1px solid var(--line); }

@media (max-width: 900px) {
  .hero, .quote, .site-footer .wrap, .contact-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .site-header .btn { display: none; }
}
@media (max-width: 520px) {
  .grid { grid-template-columns: 1fr; }
  form.qf { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .quote { padding: 24px 18px; }
  .site-header .wrap { flex-wrap: wrap; gap: 8px 16px; }
  .nav { flex-basis: 100%; }
}