/* AT Digital Hub storefront
   Idea: products are files you download, so each one sits in a labelled folder. */
:root {
  --paper: #EDF2EE;
  --sheet: #FFFFFF;
  --ink: #12241D;
  --soft: #4C5F57;
  --green: #0F5C4B;
  --green-deep: #0A4336;
  --sun: #FFD54A;
  --coral: #E4553F;
  --line: #D3DDD6;
  --display: "Bricolage Grotesque", "Trebuchet MS", system-ui, sans-serif;
  --body: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --wrap: 1180px;
}
.tone-0 { --tone: #FFD54A; --tone-ink: #3D2F00; }
.tone-1 { --tone: #BDE6CF; --tone-ink: #0A4336; }
.tone-2 { --tone: #F6C3CB; --tone-ink: #5C1524; }
.tone-3 { --tone: #BFDAF2; --tone-ink: #0F3557; }
.tone-4 { --tone: #DACDF5; --tone-ink: #36206B; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.55 var(--body); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2 { font-family: var(--display); line-height: 1.02; letter-spacing: -0.02em; margin: 0; text-wrap: balance; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; border-radius: 6px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

/* header */
.top { max-width: var(--wrap); margin: 0 auto; padding: 22px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { font: 800 1.35rem/1 var(--display); letter-spacing: -0.03em; text-decoration: none; }
.top nav { display: flex; align-items: center; gap: 22px; font-weight: 500; font-size: 0.95rem; }
.top nav a:not(.btn) { text-decoration: none; }
.top nav a:not(.btn):hover { text-decoration: underline; text-underline-offset: 4px; }

/* buttons */
.btn { display: inline-block; background: var(--green); color: #fff; font: 600 1rem/1 var(--body); padding: 14px 22px; border-radius: 999px; text-decoration: none; border: 2px solid var(--green); transition: background .15s; }
.btn:hover { background: var(--green-deep); border-color: var(--green-deep); }
.btn.small { padding: 10px 16px; font-size: 0.9rem; }
.btn.big { padding: 18px 30px; font-size: 1.08rem; }
.btn.ghost { background: transparent; color: var(--green); }
.btn.ghost:hover { background: #fff; }
.link { font-weight: 600; text-underline-offset: 4px; }

/* hero */
.hero { max-width: var(--wrap); margin: 0 auto; padding: 36px 24px 72px; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.5rem, 5.6vw, 4.6rem); font-weight: 800; }
.hero-copy p { font-size: 1.2rem; color: var(--soft); max-width: 34em; margin: 24px 0 32px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
.hero-stage { position: relative; padding: 28px 0 0 28px; }
.hero-stage::before { content: ""; position: absolute; inset: 0 28px 34px 0; background: var(--tone); border-radius: 28px; }
.stage-note { position: relative; margin: 12px 0 0; font-size: 0.92rem; font-weight: 600; color: var(--soft); text-align: right; }

/* app window frame (used for live previews) */
.window { position: relative; background: var(--sheet); border-radius: 16px; overflow: hidden; box-shadow: 0 24px 50px -24px rgba(18, 36, 29, .45); }
.window-bar { display: flex; justify-content: space-between; gap: 12px; padding: 11px 16px; background: var(--ink); color: #fff; font-size: 0.85rem; font-weight: 600; }
.window-bar span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.window-bar a { color: var(--sun); }
.window iframe { display: block; width: 100%; height: 420px; border: 0; background: #fff; }
.window.wide iframe { height: min(78vh, 760px); }
.window img { width: 100%; aspect-ratio: 5 / 4; object-fit: cover; }
.window .cover.made { aspect-ratio: 5 / 4; border-radius: 0; }

/* generated cover for products that have no picture yet */
.cover.made { display: flex; align-items: flex-end; background: var(--tone); color: var(--tone-ink); padding: 18px; overflow: hidden; text-decoration: none; }
.cover.made span { font: 800 clamp(1.5rem, 2.6vw, 2.1rem)/0.95 var(--display); letter-spacing: -0.03em; }
.cover.made.big { aspect-ratio: 5 / 4; border-radius: 18px; padding: 32px; }
.cover.made.big span { font-size: clamp(2.4rem, 5vw, 4rem); }

/* product shelf */
.shelf { max-width: var(--wrap); margin: 0 auto; padding: 0 24px 88px; scroll-margin-top: 24px; }
.shelf-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.shelf-head h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 700; }
.search input { font: inherit; font-size: 0.98rem; width: min(320px, 78vw); padding: 12px 18px; border-radius: 999px; border: 2px solid var(--line); background: #fff; color: var(--ink); }
.search input:focus { outline: none; border-color: var(--green); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px; }
.chip { font: 600 0.92rem/1 var(--body); padding: 10px 16px; border-radius: 999px; border: 2px solid transparent; background: var(--tone, #fff); color: var(--tone-ink, var(--ink)); cursor: pointer; }
.chip.on { border-color: var(--ink); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 52px 24px; padding-top: 12px; }
.empty { color: var(--soft); font-size: 1.05rem; padding: 24px 0; }

/* the folder card: a tab that names the category, a sheet that holds the product */
.card { position: relative; display: block; text-decoration: none; padding-top: 30px; }
.card[hidden] { display: none; }
.tab { position: absolute; top: 0; left: 0; height: 38px; padding: 9px 16px 0; background: var(--tone); color: var(--tone-ink); font: 700 0.82rem/1 var(--body); border-radius: 12px 12px 0 0; }
.tab.still { position: static; display: inline-block; height: auto; padding: 8px 14px; border-radius: 10px; margin-bottom: 16px; }
.sheet { position: relative; display: flex; flex-direction: column; height: 100%; background: var(--sheet); border-radius: 0 16px 16px 16px; padding: 10px 10px 16px; border-top: 6px solid var(--tone); transition: transform .18s ease; }
.card:hover .sheet, .card:focus-visible .sheet { transform: translateY(-5px); }
.cover { width: 100%; height: auto; aspect-ratio: 5 / 4; object-fit: cover; border-radius: 9px; }
.flag { position: absolute; top: 18px; right: 18px; background: var(--coral); color: #fff; font: 700 0.78rem/1 var(--body); padding: 6px 10px; border-radius: 999px; }
.name { font: 700 1.16rem/1.2 var(--display); letter-spacing: -0.01em; padding: 14px 6px 10px; flex: 1; }
.row { display: flex; justify-content: space-between; align-items: center; padding: 0 6px; font-size: 0.95rem; }
.price { font-weight: 700; }
.try { color: var(--green); font-weight: 600; }
.try::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--green); margin-right: 6px; }

/* product page */
.pdp { max-width: var(--wrap); margin: 0 auto; padding: 8px 24px 0; }
.crumb { font-size: 0.92rem; color: var(--soft); margin: 0 0 22px; }
.pdp-top { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 52px; align-items: start; padding-bottom: 72px; }
.gallery > img { width: 100%; border-radius: 18px; background: #fff; }
.thumbs { display: flex; gap: 10px; margin-top: 12px; overflow-x: auto; padding: 4px; }
.thumbs button { flex: 0 0 76px; padding: 0; border: 3px solid transparent; border-radius: 12px; overflow: hidden; background: none; cursor: pointer; }
.thumbs button.on { border-color: var(--green); }
.thumbs img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.buy h1 { font-size: clamp(2.1rem, 4.2vw, 3.4rem); font-weight: 800; }
.lede { color: var(--soft); font-size: 1.08rem; margin: 16px 0 0; max-width: 32em; }
.bigprice { font: 800 2.2rem/1 var(--display); margin: 26px 0 0; }
.bigprice small { font: 500 0.95rem/1 var(--body); color: var(--soft); margin-left: 6px; }
.buy-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 8px; }
.points { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 10px; }
.points li { padding-left: 30px; position: relative; }
.points li::before { content: ""; position: absolute; left: 4px; top: 0.42em; width: 13px; height: 7px; border-left: 3px solid var(--green); border-bottom: 3px solid var(--green); transform: rotate(-45deg); }
.fine { font-size: 0.9rem; color: var(--soft); margin: 18px 0 0; max-width: 40em; }
.preview { padding-bottom: 72px; scroll-margin-top: 20px; }
.preview-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 12px; margin-bottom: 18px; }
.preview h2, .about h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 700; }
.about { max-width: 720px; padding-bottom: 80px; }
.prose { margin: 18px 0 28px; color: #24382F; }
.pdp .shelf { padding-left: 0; padding-right: 0; }

.lost { max-width: 640px; margin: 0 auto; padding: 80px 24px 120px; }
.lost h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; }
.lost p { color: var(--soft); font-size: 1.15rem; margin: 18px 0 28px; }

/* footer */
.foot { background: var(--ink); color: #DCE6E0; }
.foot { display: grid; grid-template-columns: 1fr auto; gap: 24px 48px; padding: 48px max(24px, calc((100vw - var(--wrap)) / 2 + 24px)); }
.foot strong { font: 800 1.3rem/1 var(--display); color: #fff; }
.foot p { margin: 10px 0 0; max-width: 36em; font-size: 0.98rem; }
.foot div:nth-child(2) { display: grid; gap: 8px; align-content: start; font-weight: 600; }
.foot small { grid-column: 1 / -1; color: #9DB0A6; font-size: 0.82rem; }

@media (max-width: 860px) {
  .hero, .pdp-top { grid-template-columns: 1fr; gap: 36px; }
  .hero { padding-top: 16px; padding-bottom: 56px; }
  .top nav a:not(.btn) { display: none; }
  .window iframe { height: 360px; }
  .foot { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid { grid-template-columns: repeat(2, 1fr); gap: 44px 12px; }
  .name { font-size: 1rem; }
  .cover.made span { font-size: 1.15rem; }
  .btn.big { width: 100%; text-align: center; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .sheet, .btn { transition: none; }
}