/* Picture to Pattern
   Layout: header band on Aida-cloth texture, tool first, then content in a 68ch column;
   cards in an auto-fill grid. Palette taken from real floss: DMC 321 red, 3818 emerald, 310 ink. */
@font-face { font-family: "Young Serif"; src: url("/assets/fonts/YoungSerif-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Figtree"; src: url("/assets/fonts/Figtree-var.woff2") format("woff2"); font-weight: 300 900; font-display: swap; }

:root {
  --cloth: #F6F6F1; --surface: #FFFFFF; --ink: #1D2130; --muted: #5C6272; --line: #E0E1D8;
  --accent: #B0213A; --accent-ink: #FFFFFF; --accent-soft: #F6E3E6; --green: #1F6B55; --green-soft: #E1EFEA;
  --hole: rgba(29, 33, 48, .09); --shadow: 0 1px 2px rgba(29,33,48,.06), 0 6px 20px rgba(29,33,48,.06);
  --f-display: "Young Serif", Georgia, "Times New Roman", serif;
  --f-body: "Figtree", "Segoe UI", system-ui, -apple-system, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --cloth: #14161C; --surface: #1C1F27; --ink: #ECEDF0; --muted: #A4A9B6; --line: #2E323D;
    --accent: #F2788B; --accent-ink: #1A0A0E; --accent-soft: #3A1E25; --green: #73C7AC; --green-soft: #173129;
    --hole: rgba(236, 237, 240, .06); --shadow: none; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--cloth); color: var(--ink); font: 17px/1.6 var(--f-body); }
img, canvas { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 2px; border-radius: 3px; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 400; line-height: 1.15; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.2rem; }
p { margin: 0; }
.wrap { max-width: 1120px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.prose { max-width: 68ch; display: grid; gap: 14px; }
.prose ul, .prose ol { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.eyebrow { font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--green); }

/* Header */
.site-head { border-bottom: 1px solid var(--line); background: var(--surface); position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 10px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-family: var(--f-display); font-size: 1.25rem; }
.brand svg { width: 30px; height: 30px; flex: none; }
.nav { display: flex; gap: 4px 18px; flex-wrap: wrap; font-weight: 600; font-size: .95rem; }
.nav a { color: var(--ink); text-decoration: none; padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current="page"] { border-bottom-color: var(--accent); }
@media (max-width: 700px) {
  .site-head { position: static; }
  .nav { gap: 2px 14px; font-size: .88rem; }
}

/* Hero on Aida cloth */
.hero { background-color: var(--cloth); background-image: radial-gradient(var(--hole) 1.1px, transparent 1.3px); background-size: 9px 9px; border-bottom: 1px solid var(--line); }
.hero .wrap { padding-block: 36px 28px; display: grid; gap: 12px; }
.hero p.lead { font-size: 1.15rem; max-width: 62ch; }
.crumbs { font-size: .88rem; color: var(--muted); display: flex; gap: 6px; flex-wrap: wrap; }
.crumbs a { color: var(--muted); }

main > .wrap { display: grid; gap: 56px; padding-block: 28px 64px; }
section { display: grid; gap: 18px; }

/* Maker */
.maker { display: grid; grid-template-columns: minmax(260px, 340px) minmax(0, 1fr); gap: 22px; align-items: start; }
@media (max-width: 860px) { .maker { grid-template-columns: 1fr; } }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 18px; box-shadow: var(--shadow); display: grid; gap: 16px; min-width: 0; }
.drop { display: grid; gap: 4px; justify-items: center; text-align: center; padding: 20px 14px; border: 2px dashed var(--line); border-radius: 10px; cursor: pointer; background: var(--cloth); }
.drop:hover, .drop.over { border-color: var(--accent); }
.drop b { font-size: 1.05rem; }
.drop input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.drop:focus-within { outline: 3px solid var(--green); outline-offset: 2px; }
.samples { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .9rem; color: var(--muted); }
.samples button { border: 1px solid var(--line); background: var(--surface); color: var(--ink); border-radius: 999px; padding: 4px 12px; font: inherit; font-size: .88rem; cursor: pointer; }
.samples button:hover { border-color: var(--accent); }
.field { display: grid; gap: 6px; }
.field label, .field .label { font-weight: 700; font-size: .95rem; display: flex; justify-content: space-between; gap: 8px; }
.field output { font-weight: 600; color: var(--muted); font-variant-numeric: tabular-nums; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
select { font: inherit; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); }
.crafts { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; border: 0; padding: 0; margin: 0; }
.crafts legend { font-weight: 700; font-size: .95rem; margin-bottom: 6px; }
.crafts label { display: block; cursor: pointer; }
.crafts input { position: absolute; opacity: 0; }
.crafts span { display: block; text-align: center; padding: 8px 6px; border: 1px solid var(--line); border-radius: 8px; font-weight: 600; font-size: .9rem; }
.crafts input:checked + span { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.crafts input:focus-visible + span { outline: 3px solid var(--green); outline-offset: 2px; }
.checks { display: grid; gap: 8px; font-size: .95rem; }
.checks label { display: flex; gap: 8px; align-items: flex-start; cursor: pointer; }
.checks input { margin-top: 4px; accent-color: var(--accent); }
.out { display: grid; gap: 14px; min-width: 0; }
.tabs { display: flex; gap: 6px; }
.tabs button { font: inherit; font-weight: 700; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; }
.tabs button[aria-selected="true"] { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.canvas-wrap { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 12px; overflow: auto; max-height: 78vh; display: grid; place-items: center; }
.canvas-wrap canvas { display: block; image-rendering: pixelated; height: auto; }
.summary { font-size: 1rem; }
.status { font-size: .88rem; color: var(--muted); min-height: 1.4em; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.btn { font: inherit; font-weight: 700; display: inline-flex; align-items: center; gap: 8px; padding: 11px 18px; border-radius: 10px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); cursor: pointer; text-decoration: none; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn:disabled { opacity: .6; cursor: progress; }
.privacy { display: flex; gap: 10px; align-items: flex-start; background: var(--green-soft); color: var(--ink); border-radius: 10px; padding: 12px 14px; font-size: .95rem; }
.privacy svg { flex: none; width: 20px; height: 20px; color: var(--green); margin-top: 2px; }

/* Colour key */
.key-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: .93rem; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); background: var(--cloth); }
tbody tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.code { font-weight: 700; font-variant-numeric: tabular-nums; }
.sym { display: inline-grid; place-items: center; width: 26px; height: 22px; border-radius: 4px; font-weight: 700; border: 1px solid rgba(0,0,0,.15); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; text-decoration: none; color: var(--ink); display: grid; grid-template-rows: auto 1fr; }
.card:hover { border-color: var(--accent); }
.card .thumb { position: relative; aspect-ratio: 1 / 1; background: #f4f3ee; overflow: hidden; }
.card .thumb img { position: absolute; inset: 14px; width: calc(100% - 28px); height: calc(100% - 28px); object-fit: contain; }
.card .meta { padding: 12px 14px; display: grid; gap: 2px; align-content: start; }
.card .meta b { font-weight: 700; }
.card .meta span { font-size: .85rem; color: var(--muted); }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; counter-reset: step; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 18px; display: grid; gap: 8px; align-content: start; counter-increment: step; }
.step::before { content: counter(step); font-family: var(--f-display); font-size: 1.6rem; color: var(--accent); line-height: 1; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; }
.fact { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; display: grid; gap: 2px; }
.fact span { font-size: .8rem; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.fact b { font-size: 1.1rem; font-variant-numeric: tabular-nums; }
details.faq { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; }
details.faq + details.faq { margin-top: 10px; }
details.faq summary { font-weight: 700; cursor: pointer; }
details.faq p { margin-top: 8px; }
.about { grid-template-columns: minmax(0, 1fr) minmax(240px, 400px); gap: 28px; align-items: start; }
.about-text { display: grid; gap: 18px; min-width: 0; }
.mockup { margin: 0; display: grid; gap: 8px; position: sticky; top: 80px; }
.mockup img { width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); }
.mockup figcaption { font-size: .85rem; color: var(--muted); }
@media (max-width: 860px) { .about { grid-template-columns: 1fr; } .mockup { position: static; order: -1; } }
.guide h2 { margin-top: 10px; }
.guide table { border: 1px solid var(--line); border-radius: 10px; background: var(--surface); display: block; overflow-x: auto; }
.guide-list { list-style: none; padding: 0; gap: 16px; }
.cta { background: var(--accent-soft); border-radius: 12px; padding: 22px; display: grid; gap: 10px; justify-items: start; }

/* Footer */
.site-foot { border-top: 1px solid var(--line); background: var(--surface); }
.site-foot .wrap { padding-block: 28px 40px; display: grid; gap: 14px; font-size: .9rem; color: var(--muted); }
.site-foot nav { display: flex; gap: 8px 18px; flex-wrap: wrap; font-weight: 600; }
.site-foot nav a { color: var(--ink); }
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }