/* Brand tokens and self-hosted type from @cloudlab/ui-vision 0.2.6, ui-packages@157a2329. */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  font: var(--cl-text-md)/var(--cl-leading) var(--cl-font-sans);
  color: var(--cl-text);
  background: var(--cl-bg);
}
header { background: var(--cl-panel); border-bottom: 1px solid var(--cl-border-strong); }
.bar, main { width: min(1180px, calc(100% - 64px)); margin-inline: auto; }
.bar { height: 64px; display: flex; align-items: center; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: 20px; font-weight: 700; color: var(--cl-text); text-decoration: none; }
.brand-mark { width: 28px; height: 28px; border-radius: var(--cl-radius-sm); background: var(--cl-primary); position: relative; }
.brand-mark::before, .brand-mark::after { content: ''; position: absolute; width: 9px; height: 12px; border: 1.5px solid white; top: 6px; left: 7px; }
.brand-mark::after { top: 9px; left: 10px; background: var(--cl-primary); }
main { padding: 32px 0 64px; }
.intro h1 { font-size: clamp(36px, 4.4vw, 60px); letter-spacing: -.045em; line-height: 1.04; margin: 0; }
.intro p { margin: 14px 0 0; font-size: 16px; max-width: 44ch; }
.hero {
  position: relative; isolation: isolate; overflow: hidden; display: flex; align-items: center;
  min-height: 210px; padding: 36px clamp(24px, 4vw, 52px); margin-bottom: 24px;
  background: var(--cl-primary-active); color: white; border-radius: var(--cl-radius-lg);
}
.hero p { color: var(--cl-accent-soft); }
.proofs { position: absolute; inset: 0 0 0 auto; width: 36%; z-index: -1; }
.proofs i { display: block; width: 110px; height: 145px; background: var(--cl-surface); border: 7px solid var(--cl-surface);
  position: absolute; top: 26%; left: 12%; transform: rotate(-17deg); box-shadow: var(--cl-shadow-panel); }
.proofs i::before { content: ''; display: block; height: 72%; background: radial-gradient(circle at 70% 32%,var(--cl-primary) 0 23%,transparent 24%), linear-gradient(130deg,var(--cl-accent-soft) 50%,var(--cl-accent) 50%); }
.proofs i::after { content: ''; display: block; width: 70%; height: 9%; margin-top: 8%; border-block: 3px solid var(--cl-primary); }
.proofs i:nth-child(2) { left: 32%; top: 18%; transform: rotate(-3deg); }
.proofs i:nth-child(2)::before { transform: rotate(180deg); }
.proofs i:last-child { left: 52%; top: 25%; transform: rotate(12deg); }
.proofs i:last-child::before { background: radial-gradient(circle at 0% 100%,var(--cl-primary-active) 0 57%,transparent 58%), linear-gradient(140deg,var(--cl-primary-soft) 48%,var(--cl-accent) 48%); }
.setup-grid, #versions { display: grid; gap: 20px; grid-template-columns: 1.12fr 1fr; }
#versions { grid-template-columns: repeat(3, minmax(0,1fr)); }
.card, .design-card, dialog { background: var(--cl-surface); border: 1px solid var(--cl-border-strong); border-radius: var(--cl-radius-md); box-shadow: var(--cl-shadow-sm); }
.card { min-width: 0; padding: clamp(18px, 2.2vw, 30px); }
h2 { font-size: 22px; letter-spacing: var(--cl-heading-tracking); margin: 0 0 18px; line-height: 1.25; }
.drop { display: grid; justify-items: center; align-content: center; min-height: 190px; text-align: center;
  padding: 20px; background: var(--cl-surface-2); border: 1px dashed var(--cl-text-subtle); border-radius: var(--cl-radius-md); }
.drop.over { background: var(--cl-primary-soft); border-color: var(--cl-primary); }
.drop h3 { margin: 0; font-size: 18px; overflow-wrap: anywhere; }
.drop p { margin: 4px 0 15px; color: var(--cl-text-muted); }
button, textarea, input, .fileButton { font: inherit; }
button, .fileButton { display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
  min-height: var(--cl-ctl-h-md); border: 1px solid transparent; border-radius: var(--cl-ctl-radius); padding: 8px 16px;
  background: var(--cl-primary); color: white; font-weight: 700; }
button:hover:not(:disabled), .fileButton:hover { background: var(--cl-primary-hover); }
button:disabled { opacity: var(--cl-disabled-opacity); cursor: default; }
.secondary, .fileButton { color: var(--cl-primary); background: var(--cl-surface); border-color: var(--cl-border-strong); }
.secondary:hover:not(:disabled), .fileButton:hover { background: var(--cl-primary-soft); }
.fileButton { position: relative; overflow: hidden; }
.fileButton input { position: absolute; inset: 0; width: 100%; opacity: 0; cursor: pointer; }
:focus-visible, .fileButton:focus-within { outline: 3px solid var(--cl-accent); outline-offset: 2px; }
.direction label { display: block; font-weight: 700; margin-bottom: 8px; }
.direction em { font-style: normal; font-weight: 400; color: var(--cl-text-subtle); margin-left: 4px; }
textarea { display: block; width: 100%; min-height: 96px; resize: vertical; padding: 12px; color: var(--cl-text);
  border: 1px solid var(--cl-border-strong); border-radius: var(--cl-ctl-radius); background: var(--cl-panel-bg); }
.direction button { margin-top: 16px; }
#pages, .viewer-paper, .cover { background: var(--cl-surface-3); }
#pages { display: flex; justify-content: center; margin-top: 12px; gap: 12px; padding: 12px; border-radius: var(--cl-radius-sm); }
figure { margin: 0; min-width: 0; }
#pages img { max-height: 170px; max-width: 100%; display: block; }
#message { color: var(--cl-text-muted); } #message:empty { display: none; }
#return { margin-bottom: 16px; }
.result-head, .viewer-bar, .viewer-controls { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.result-head { padding: 18px 0 28px; }
.result-head .intro p { color: var(--cl-text-muted); }
.design-card { overflow: hidden; display: flex; flex-direction: column; }
.cover { width: 100%; height: clamp(240px, 27vw, 350px); display: grid; place-items: center; border: none; border-radius: 0;
  padding: 22px; color: var(--cl-text-muted); font-weight: 400; }
button.cover:hover:not(:disabled) { background: var(--cl-primary-soft); }
button.cover:focus-visible { outline-offset: -4px; }
.cover img { max-width: 100%; max-height: 100%; min-height: 0; object-fit: contain; box-shadow: var(--cl-shadow-panel); }
.creating { align-content: center; gap: 20px; }
.design-sheet {
  width: 92px; height: 120px; position: relative; overflow: hidden;
  background: var(--cl-surface); border: 1px solid var(--cl-border-strong);
  box-shadow: var(--cl-shadow-panel); border-radius: 3px;
}
.design-sheet::before, .design-sheet::after {
  content: ""; position: absolute; inset-inline: 10px;
}
.design-sheet::before {
  top: 11px; height: 56px; border-radius: 2px;
  background: radial-gradient(circle at 70% 32%, var(--cl-primary) 0 17%, transparent 18%),
    linear-gradient(135deg, var(--cl-accent-soft) 50%, var(--cl-accent) 50%);
}
.design-sheet::after {
  top: 77px; height: 26px;
  background: linear-gradient(var(--cl-primary) 0 0) left top / 68% 5px no-repeat,
    repeating-linear-gradient(to bottom, var(--cl-border-strong) 0 2px, transparent 2px 7px) left bottom / 100% 14px no-repeat;
}
@media (prefers-reduced-motion: no-preference) {
  .design-sheet::before { animation: arrange-art 3.8s ease-in-out infinite; }
  .design-sheet::after { animation: arrange-type 3.8s ease-in-out infinite; }
  #design-mid { --layout-delay: -1.25s; }
  #design-high { --layout-delay: -2.5s; }
  .design-sheet::before, .design-sheet::after { animation-delay: var(--layout-delay, 0s); }
}
@keyframes arrange-art {
  0%, 16%, 100% { transform: translateY(0); }
  46%, 68% { transform: translateY(39px); }
}
@keyframes arrange-type {
  0%, 16%, 100% { transform: translateY(0); }
  46%, 68% { transform: translateY(-63px); }
}
.design-copy { display: flex; flex: 1; flex-direction: column; align-items: flex-start; padding: 20px; }
.design-copy h2 { margin: 0; }
.design-copy p { margin: 6px 0 18px; color: var(--cl-text-muted); }
.design-copy button { margin-top: auto; }
dialog { width: min(900px, 95vw); max-height: 94dvh; padding: 18px; border-radius: var(--cl-radius-lg); color: var(--cl-text); }
dialog::backdrop { background: rgb(20 27 45 / .68); }
.viewer-bar h2 { margin: 0; }
.viewer-paper { text-align: center; margin-block: 14px; padding: 12px; }
.viewer-paper img { max-height: 65dvh; max-width: 100%; vertical-align: middle; }
#original-card {
  width: 100%; margin-bottom: 20px; padding: 10px 16px; gap: 14px; justify-content: flex-start;
  color: var(--cl-text); text-align: left; background: var(--cl-surface); border-color: var(--cl-border-strong);
}
#original-card:hover { background: var(--cl-panel-bg); border-color: var(--cl-primary); }
#original-thumb { width: 38px; height: 48px; object-fit: contain; }
#original-info { display: block; color: var(--cl-text-muted); font-weight: 400; }
.reference-action { margin-left: auto; color: var(--cl-primary); }
dialog.comparing { width: min(1360px, 96vw); }
.viewer-spread { display: grid; gap: 12px; margin-block: 14px; }
.comparing .viewer-spread { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.viewer-paper { margin: 0; min-width: 0; border-radius: var(--cl-radius-md); }
.viewer-paper figcaption { font-weight: 700; margin-bottom: 10px; }
dialog:not(.comparing) .design-pane, dialog:not(.comparing) figcaption, #compare-tabs { display: none; }
@media (max-width: 760px) {
  .bar, main { width: calc(100% - 32px); }
  main { padding-top: 18px; }
  .hero { min-height: 160px; padding: 24px; }
  .proofs { display: none; }
  .setup-grid, #versions { grid-template-columns: minmax(0,1fr); gap: 14px; }
  .result-head { flex-wrap: wrap; }
  .comparing .viewer-spread { grid-template-columns: minmax(0, 1fr); }
  .comparing #compare-tabs { display: flex; gap: 6px; margin-top: 12px; }
  #compare-tabs [aria-pressed="true"] { background: var(--cl-primary); color: white; }
  .comparing[data-pane="design"] .original-pane, .comparing[data-pane="original"] .design-pane,
  .comparing figcaption { display: none; }
}