/* Hallmark · macrostructure: Catalogue · tone: utilitarian · anchor hue: 265
 * genre: modern-minimal · theme: Cobalt adapted for PDF tools · nav: N1b · footer: Ft2
 * design-system: design.md · designed-as-app · enrichment: original SVG
 * pre-emit critique: P4 H4 E4 S5 R4 V4 */
@import url("tokens.css?v=3");

html, body { overflow-x: clip; }
html { scroll-padding-top: 100px; }
body { min-height: 100dvh; background: var(--color-paper); color: var(--color-ink); }
h1, h2, h3 { font-family: var(--font-display); font-style: normal; overflow-wrap: anywhere; min-width: 0; }
a, button, input, select { -webkit-tap-highlight-color: transparent; }
:is(a, button, input, select, summary, [tabindex]):focus-visible,
.input:focus-visible, .select:focus-visible, .lang-select:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 4px; box-shadow: none; }
.btn, .nav-list a, .footer-link, .filter-btn { white-space: nowrap; }
.btn, .input, .select, .lang-select { min-height: 44px; border-radius: var(--radius-input); }
.btn { transition: transform var(--dur-micro) var(--ease-out); box-shadow: none; }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn-primary { background: var(--color-accent); color: var(--color-accent-ink); border-color: var(--color-accent); }
.btn-primary:hover:not(:disabled) { background: var(--color-accent-hover); color: var(--color-accent-ink); box-shadow: none; }
.btn:disabled, [aria-disabled="true"] { opacity: .55; cursor: not-allowed; }
input:disabled, select:disabled { opacity: .55; cursor: not-allowed; }
.filter-btn:active, .nav-toggle:active { background: var(--color-paper-3); color: var(--color-ink); }
.catalogue-card:active { background: var(--color-paper-2); color: var(--color-ink); }
.input, .select { border-color: var(--color-rule-2); }
.input[aria-invalid="true"] { border-color: var(--color-error); }
.site-header { background: var(--color-surface); backdrop-filter: none; box-shadow: none; height: var(--header-h); }
.header-inner { max-width: 1320px; padding-inline: var(--space-lg); }
.brand-mark { width: 36px; height: 36px; border-radius: 0; }
.brand-name { font-family: var(--font-body); font-weight: 750; font-size: 1.15rem; }
.footer-name { font-family: var(--font-body); font-weight: 700; font-size: .95rem; }
.nav-list a { font-size: var(--text-sm); font-weight: 500; min-height: 44px; padding-inline: .8rem; }
.nav-list a.active { color: var(--color-accent); background: var(--color-accent-soft); }
.lang-select { border-color: var(--color-rule); box-shadow: none; font-size: var(--text-sm); }
.container { width: 100%; max-width: var(--max); padding-inline: var(--space-lg); }
.dp-icon { width: 32px; height: 32px; flex-shrink: 0; color: var(--color-accent); }
.dp-icon, .card-arrow, .feature-art, .dz-icon svg { fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.dp-icon--small { width: 22px; height: 22px; }
.home-intro { padding-block: var(--space-3xl) var(--space-2xl); }
.intro-row { display: grid; gap: var(--space-lg); align-items: end; }
.home-intro h1 { font-size: var(--text-display); font-weight: 700; letter-spacing: -.055em; line-height: 1.08; margin: 0; max-width: 15ch; }
.home-intro .lead { max-width: 47ch; margin: var(--space-lg) 0 0; font-size: var(--text-base); line-height: 1.7; color: var(--color-muted); }
.intro-note { display: flex; align-items: center; gap: var(--space-sm); color: var(--color-muted); font-size: var(--text-sm); margin: 0; }
.intro-note .dp-icon { color: var(--color-success); }
.tool-catalogue { padding-bottom: var(--space-3xl); }
.catalogue-bar { display: flex; flex-direction: column; gap: var(--space-lg); margin-bottom: var(--space-lg); }
.catalogue-heading { display: flex; align-items: center; gap: var(--space-sm); }
.catalogue-heading h2 { font-size: var(--text-md); margin: 0; font-weight: 700; letter-spacing: -.02em; }
.tool-count { font-size: var(--text-sm); color: var(--color-muted); margin-left: var(--space-xs); }
.catalogue-controls { display: flex; flex-wrap: wrap; gap: var(--space-md); align-items: center; }
.catalogue-controls[hidden] { display: none; }
.tool-filters { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.filter-btn { min-height: 44px; padding: var(--space-sm) var(--space-md); font-size: var(--text-sm); background: transparent; color: var(--color-muted); border: 1px solid transparent; border-radius: var(--radius-input); cursor: pointer; }
.filter-btn[aria-pressed="true"] { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-rule); font-weight: 600; }
.tool-search { position: relative; width: 100%; }
.tool-search > .dp-icon { position: absolute; inset: 12px auto auto 12px; color: var(--color-muted); }
.tool-search input { width: 100%; height: 46px; padding: var(--space-sm) var(--space-md) var(--space-sm) 42px; border: 1px solid var(--color-rule-2); border-radius: var(--radius-input); background: var(--color-surface); color: var(--color-ink); font-size: var(--text-sm); }
.tool-search input::placeholder { color: var(--color-muted); }
.catalogue-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-md); }
.catalogue-card { position: relative; display: flex; flex-direction: column; gap: var(--space-md); padding: var(--space-lg); border: 1px solid var(--color-rule); border-radius: var(--radius-card); background: var(--color-surface); color: var(--color-ink); min-width: 0; }
.catalogue-card[hidden], .catalogue-empty[hidden] { display: none; }
.catalogue-card:hover { color: var(--color-ink); }
.card-top { display: flex; align-items: center; gap: var(--space-md); }
.card-top > .dp-icon { width: 36px; height: 36px; }
.catalogue-card h3 { font-size: 1.2rem; line-height: 1.3; letter-spacing: -.035em; margin: 0; font-weight: 700; }
.catalogue-card p { font-size: var(--text-sm); color: var(--color-muted); line-height: 1.65; margin: 0; max-width: 40ch; }
.card-arrow { margin-left: auto; color: var(--color-muted); width: 22px; height: 22px; }
.catalogue-card--featured { background: var(--color-accent-soft); padding: var(--space-xl); }
.catalogue-card--featured h3 { font-size: var(--text-xl); }
.catalogue-card--featured > p { font-size: var(--text-base); }
.feature-art { width: 100%; height: auto; aspect-ratio: 420 / 230; color: var(--color-accent); margin-block: auto; }
.feature-link { display: flex; align-items: center; gap: var(--space-sm); font-weight: 600; font-size: var(--text-sm); color: var(--color-accent); margin-top: auto; }
.catalogue-empty { padding: var(--space-2xl); border: 1px dashed var(--color-rule-2); border-radius: var(--radius-card); text-align: center; }
.catalogue-empty h3 { margin: 0 0 var(--space-sm); }
.catalogue-empty .btn { margin-top: var(--space-md); }
.workflow-section { padding-block: var(--space-2xl) var(--space-3xl); border-top: 1px solid var(--color-rule); background: var(--color-surface); color: var(--color-ink); }
.workflow-heading { display: flex; gap: var(--space-md); align-items: flex-start; margin-bottom: var(--space-xl); }
.workflow-heading h2 { font-size: var(--text-xl); letter-spacing: -.04em; line-height: 1.2; margin: 0 0 var(--space-sm); }
.workflow-heading p { color: var(--color-muted); font-size: var(--text-sm); margin: 0; }
.workflow-list { list-style: none; display: grid; gap: var(--space-xl); padding: 0; margin: 0; counter-reset: workflow; }
.workflow-list li { display: flex; gap: var(--space-md); align-items: flex-start; min-width: 0; }
.workflow-list h3 { font-size: var(--text-base); margin: 0 0 var(--space-xs); }
.workflow-list p { font-size: var(--text-sm); color: var(--color-muted); margin: 0; max-width: 34ch; line-height: 1.6; }
.site-footer { margin-top: auto; padding-block: var(--space-lg); background: var(--color-paper); color: var(--color-muted); }
.footer-bar { gap: var(--space-lg); flex-wrap: wrap; }
.footer-copy { font-size: .8rem; }
.footer-link { color: var(--color-muted); font-size: var(--text-sm); display: inline-flex; align-items: center; min-height: 44px; }
.footer-mark { border-radius: 0; }
.workspace.tool-flow { padding-block: var(--space-xl) var(--space-3xl); }
.tool-back { display: inline-flex; gap: var(--space-sm); align-items: center; min-height: 44px; color: var(--color-muted); font-size: var(--text-sm); margin-bottom: var(--space-xl); }
.tool-back .dp-icon { transform: rotate(180deg); color: inherit; }
.tool-hero { text-align: left; max-width: 760px; margin: 0 auto var(--space-xl); }
.tool-hero > .dp-icon { width: 40px; height: 40px; margin-bottom: var(--space-lg); }
.tool-hero h1 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.045em; line-height: 1.15; margin-bottom: var(--space-md); }
.tool-hero .lead { font-size: var(--text-base); line-height: 1.7; max-width: 65ch; }
.panel { box-shadow: none; border-radius: var(--radius-card); }
.tool-upload-panel { max-width: 760px; border: 0; padding: 0; background: transparent; }
.dropzone.dropzone-lg { padding: var(--space-2xl) var(--space-lg); border: 1px dashed var(--color-rule-2); background: var(--color-surface); border-radius: var(--radius-card); }
.dropzone:hover, .dropzone.dragover { background: var(--color-accent-soft); border-color: var(--color-accent); }
.dropzone.uploading { opacity: .6; cursor: progress; }
.dropzone .dz-icon { width: 60px; height: 60px; border: 0; background: var(--color-paper-2); color: var(--color-accent); border-radius: var(--radius-card); margin-bottom: var(--space-lg); }
.dropzone .dz-icon svg { width: 36px; height: 36px; }
.dropzone h2 { font-size: var(--text-lg); }
.dropzone .hint { color: var(--color-muted); font-size: var(--text-sm); }
.merge-cta { min-width: 0; padding-inline: var(--space-xl); margin-block: var(--space-lg) var(--space-sm); }
.enhance-toggle { margin: var(--space-md) 0 0; padding: var(--space-lg); border: 1px solid var(--color-rule); border-radius: var(--radius-input); }
.enhance-toggle:has(input:focus-visible) { outline: 3px solid var(--color-focus); outline-offset: 3px; }
.tool-assurance { display: flex; align-items: center; gap: var(--space-sm); max-width: 760px; margin: var(--space-lg) auto 0; color: var(--color-muted); font-size: var(--text-sm); }
.tool-assurance .dp-icon { color: var(--color-success); }
.tool-work-head h1 { font-size: var(--text-xl); }
.upload-progress-panel { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-rule); animation-timing-function: var(--ease-out); }
.progress .bar { background: var(--color-accent); animation-timing-function: var(--ease-in-out); }
.progress .bar.pct { transition: none; }
@keyframes indeterminate {
  from { transform: translateX(-120%); }
  to { transform: translateX(320%); }
}
.merge-bottom-bar { border-radius: var(--radius-input); box-shadow: none; }
.rot-btn, .icon-btn, .chip, .split-mode-btn { min-height: 44px; }
.icon-btn { min-width: 44px; }
.split-mode-tabs { flex-wrap: wrap; }
.split-mode-btn { white-space: nowrap; }
.page-grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 190px), 1fr)); }
.quality-card:has(input:focus-visible) .quality-card-inner { outline: 3px solid var(--color-focus); outline-offset: 3px; }
.quality-card-inner { border-color: var(--color-rule-2); }
.status-row, .tool-work-actions, .actions, .rename-row { min-width: 0; }
.rename-input.input { width: 0; }
.tool-work-head p, .upload-file-name { overflow-wrap: anywhere; }
.nav-toggle span { transition: transform var(--dur-short) var(--ease-out), opacity var(--dur-short) var(--ease-out); }
@media (hover: hover) {
  .catalogue-card:hover { border-color: var(--color-accent); }
  .filter-btn:hover { color: var(--color-accent); background: var(--color-accent-soft); }
}
@media (min-width: 40rem) {
  .catalogue-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalogue-card--featured { grid-column: 1 / -1; }
  .catalogue-controls { justify-content: space-between; }
  .tool-search { width: 245px; }
  .workflow-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 64rem) {
  .intro-row { grid-template-columns: minmax(0, 1fr) auto; }
  .home-intro { padding-top: var(--space-3xl); }
  .catalogue-grid { grid-template-columns: minmax(0, 1.25fr) repeat(2, minmax(0, 1fr)); }
  .catalogue-card--featured { grid-column: auto; grid-row: span 2; }
  .catalogue-card:not(.catalogue-card--featured) { min-height: 190px; padding: var(--space-xl); }
  .catalogue-grid.is-filtered { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalogue-grid.is-filtered .catalogue-card--featured { grid-row: auto; }
}
@media (max-width: 68rem) {
  :root { --header-h: 72px; }
  .site-nav { display: none; position: absolute; inset: var(--header-h) 0 auto; padding: var(--space-md) var(--space-lg); background: var(--color-surface); border-bottom: 1px solid var(--color-rule); max-height: calc(100dvh - var(--header-h)); overflow-y: auto; box-shadow: none; margin: 0; }
  .site-nav.open { display: block; }
  .nav-list { flex-direction: column; align-items: stretch; }
  .nav-list a { width: 100%; min-height: 48px; }
  .nav-toggle { display: inline-flex; }
  .header-tools { margin-left: auto; }
}
@media (max-width: 39.99rem) {
  .header-inner, .container { padding-inline: var(--space-md); }
  .header-inner { gap: var(--space-sm); }
  .brand { gap: var(--space-sm); }
  .brand-name { font-size: 1.1rem; }
  .brand-tag { display: none; }
  .brand-mark { width: 30px; height: 30px; }
  .lang-select { width: 96px; min-width: 0; padding-left: var(--space-sm); padding-right: 20px; background-position: right 5px center; }
  .home-intro { padding-block: var(--space-2xl) var(--space-xl); }
  .home-intro h1 { max-width: 16ch; }
  .catalogue-card--featured { padding: var(--space-lg); }
  .catalogue-card--featured h3 { font-size: 1.7rem; }
  .feature-art { max-height: 175px; }
  .tool-back { margin-bottom: var(--space-lg); }
  .tool-hero > .dp-icon { margin-bottom: var(--space-md); }
  .tool-hero h1 { font-size: var(--text-xl); }
  .tool-hero .lead { font-size: var(--text-sm); }
  .dropzone.dropzone-lg { padding: var(--space-xl) var(--space-md); }
  .footer-bar { align-items: flex-start; flex-direction: column; gap: var(--space-sm); }
  .footer-copy { margin: 0; }
  .btn { font-size: var(--text-sm); padding-inline: var(--space-md); }
  .tool-work-actions, .app-dialog-actions, .deskew-modal-actions { flex-direction: column; width: 100%; }
  .merge-bottom-bar { position: static; align-items: stretch; }
  .bulk-box { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; }
  .bulk-box .input { width: 100%; min-width: 0; }
  .bulk-box .btn { grid-column: 1 / -1; width: 100%; }
  .rot-quick .linkish { min-height: 44px; }
  .split-mode-btn { padding-inline: var(--space-sm); font-size: .8rem; }
  .deskew-mobile-bar { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .nav-toggle span { transition: none; }
  .btn:active { transform: none; }
}