/* ---------- Tokens ---------- */
:root {
  --ground: #F3F5F8;
  --surface: #FFFFFF;
  --sunken: #E9EDF3;
  --ink: #131B2E;
  --ink-2: #3C465C;
  --muted: #667085;
  --line: #DCE1E9;
  --line-strong: #C3CAD6;

  --accent: #2448D8;
  --accent-soft: #E6EBFD;

  --g-organize: #0B7F74;
  --g-organize-soft: #DDF3F0;
  --g-convert: #B25F06;
  --g-convert-soft: #FBEBD8;
  --g-edit: #7443D1;
  --g-edit-soft: #EEE6FB;
  --on-group: #FFFFFF;

  --danger: #C8322F;
  --danger-soft: #FBE4E3;
  --success: #1C8A4C;
  --success-soft: #DDF2E6;

  --shadow: 0 1px 2px rgb(19 27 46 / .06), 0 6px 20px rgb(19 27 46 / .07);
  --paper-shadow: 0 1px 2px rgb(19 27 46 / .18), 0 2px 8px rgb(19 27 46 / .08);

  --f-display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --f-body: "Figtree", "Segoe UI", system-ui, -apple-system, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #0E1320;
    --surface: #161C2C;
    --sunken: #111727;
    --ink: #E8EBF3;
    --ink-2: #C0C7D6;
    --muted: #8F99AF;
    --line: #262F46;
    --line-strong: #36405A;
    --accent: #7B96FF;
    --accent-soft: #1C2445;
    --g-organize: #3CC2B2;
    --g-organize-soft: #11302D;
    --g-convert: #F0A44B;
    --g-convert-soft: #33240F;
    --g-edit: #AD90F2;
    --g-edit-soft: #261D3D;
    --on-group: #0E1320;
    --danger: #F07470;
    --danger-soft: #3A1A1C;
    --success: #4CC98A;
    --success-soft: #11301F;
    --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 6px 20px rgb(0 0 0 / .25);
    --paper-shadow: 0 1px 2px rgb(0 0 0 / .5), 0 2px 10px rgb(0 0 0 / .35);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --ground: #0E1320;
  --surface: #161C2C;
  --sunken: #111727;
  --ink: #E8EBF3;
  --ink-2: #C0C7D6;
  --muted: #8F99AF;
  --line: #262F46;
  --line-strong: #36405A;
  --accent: #7B96FF;
  --accent-soft: #1C2445;
  --g-organize: #3CC2B2;
  --g-organize-soft: #11302D;
  --g-convert: #F0A44B;
  --g-convert-soft: #33240F;
  --g-edit: #AD90F2;
  --g-edit-soft: #261D3D;
  --on-group: #0E1320;
  --danger: #F07470;
  --danger-soft: #3A1A1C;
  --success: #4CC98A;
  --success-soft: #11301F;
  --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 6px 20px rgb(0 0 0 / .25);
  --paper-shadow: 0 1px 2px rgb(0 0 0 / .5), 0 2px 10px rgb(0 0 0 / .35);
  color-scheme: dark;
}

[data-group="organize"] { --gc: var(--g-organize); --gcs: var(--g-organize-soft); }
[data-group="convert"]  { --gc: var(--g-convert);  --gcs: var(--g-convert-soft); }
[data-group="edit"]     { --gc: var(--g-edit);     --gcs: var(--g-edit-soft); }

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--ground);
  color: var(--ink);
  font: 15px/1.55 var(--f-body);
}
main { flex: 1; width: 100%; }
[hidden] { display: none !important; }
img { max-width: 100%; }
a { color: var(--accent); }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--gc, var(--accent)); outline-offset: 2px; }

.wrap {
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 32px);
}

/* ---------- Top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--ground) 86%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner { display: flex; align-items: center; gap: 24px; height: 62px; }
.brand {
  display: flex; align-items: center; gap: 10px;
  font: 700 20px/1 var(--f-display);
  letter-spacing: -.015em;
  color: var(--ink);
  text-decoration: none;
}
.brand-mark { width: 28px; height: 28px; }
.nav { display: flex; gap: 2px; margin-left: auto; }
.nav a {
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--ink-2);
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
}
.nav a:hover { background: var(--sunken); color: var(--ink); }
.icon-btn {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink-2);
  cursor: pointer;
}
.icon-btn:hover { color: var(--ink); border-color: var(--line-strong); }
@media (max-width: 780px) {
  .nav { display: none; }
  .icon-btn { margin-left: auto; }
}

/* ---------- Home ---------- */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  padding-block: 56px 44px;
}
.eyebrow {
  margin: 0 0 14px;
  font: 600 12px/1 var(--f-mono);
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--accent);
}
.hero h1 {
  margin: 0;
  font: 800 clamp(36px, 5.6vw, 62px)/1.02 var(--f-display);
  letter-spacing: -.035em;
  text-wrap: balance;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-lede { margin: 18px 0 0; font-size: 18px; color: var(--ink-2); max-width: 52ch; }
.assurances {
  list-style: none;
  display: flex; flex-wrap: wrap; gap: 10px 22px;
  margin: 22px 0 0; padding: 0;
  font-size: 14px; color: var(--muted);
}
.assurances li { display: flex; align-items: center; gap: 7px; }
.assurances svg { color: var(--success); flex: none; }

/* Stacked-sheets illustration: the hero's one flourish */
.sheets { position: relative; aspect-ratio: 5 / 4; max-width: 100%; }
.sheet {
  position: absolute;
  width: 46%;
  aspect-ratio: 210 / 297;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--shadow);
  padding: 7% 6%;
  display: grid;
  align-content: start;
  gap: 7px;
}
.sheet i { display: block; height: 6px; border-radius: 3px; background: var(--sunken); }
.sheet i:nth-child(1) { width: 60%; height: 9px; background: var(--line-strong); }
.sheet i:nth-child(3n) { width: 82%; }
.sheet i:nth-child(4n) { width: 68%; }
.sheet-a { left: 4%;  top: 10%; transform: rotate(-7deg); }
.sheet-b { left: 27%; top: 3%;  transform: rotate(1.5deg); z-index: 2; }
.sheet-c { left: 50%; top: 12%; transform: rotate(8deg); }
.sheet-b::after {
  content: "A4 · 210 × 297 mm";
  position: absolute; left: 0; right: 0; bottom: -28px;
  text-align: center;
  font: 500 11px/1 var(--f-mono);
  color: var(--muted);
}
.sheet .stamp {
  position: absolute; right: 10%; bottom: 10%;
  font: 700 11px/1 var(--f-mono);
  letter-spacing: .06em;
  padding: 5px 7px;
  border-radius: 4px;
  color: var(--on-group);
}
.sheet-a .stamp { background: var(--g-organize); }
.sheet-b .stamp { background: var(--g-convert); }
.sheet-c .stamp { background: var(--g-edit); }
@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; padding-block: 36px 28px; }
  .sheets { display: none; }
}

.group { padding-block: 30px; border-top: 1px solid var(--line); }
.group-head { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 14px; margin-bottom: 18px; }
.group-head h2 { margin: 0; font: 700 23px/1.2 var(--f-display); letter-spacing: -.01em; }
.group-head h2::before {
  content: "";
  display: inline-block;
  width: 10px; height: 10px;
  margin-right: 10px;
  border-radius: 3px;
  background: var(--gc);
  vertical-align: 2px;
}
.group-head p { margin: 0; color: var(--muted); }
.tool-grid {
  list-style: none; margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
@media (max-width: 900px) { .tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .tool-grid { grid-template-columns: 1fr; } }
.tool-card {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 3px 14px;
  height: 100%;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: inherit;
  text-decoration: none;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.tool-card:hover { border-color: var(--gc); box-shadow: var(--shadow); transform: translateY(-2px); }
.tool-card h3 { margin: 0; font: 700 16.5px/1.3 var(--f-display); }
.tool-card p { margin: 0; font-size: 13.5px; line-height: 1.45; color: var(--muted); }
.tool-icon {
  grid-row: span 2;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 11px;
  background: var(--gcs);
  color: var(--gc);
}
.tool-icon svg { width: 24px; height: 24px; }

/* ---------- Tool page ---------- */
.tool-head { display: flex; align-items: center; gap: 18px; padding-block: 30px 22px; }
.tool-head .tool-icon { width: 56px; height: 56px; border-radius: 14px; flex: none; }
.tool-head .tool-icon svg { width: 28px; height: 28px; }
.crumb { font-size: 13px; color: var(--muted); text-decoration: none; }
.crumb:hover { color: var(--ink); }
.tool-head h1 { margin: 2px 0 2px; font: 800 clamp(28px, 4vw, 40px)/1.1 var(--f-display); letter-spacing: -.025em; }
.tool-head p { margin: 0; color: var(--ink-2); max-width: 64ch; }

.dropzone {
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: 64px 20px;
  margin-bottom: 18px;
  text-align: center;
  background: var(--surface);
  border: 2px dashed var(--line-strong);
  border-radius: 18px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone.is-over { border-color: var(--gc); background: var(--gcs); }
.dropzone:focus-within { outline: 2px solid var(--gc); outline-offset: 3px; }
.dz-icon { color: var(--gc); }
.dz-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 15px 30px;
  border-radius: 12px;
  background: var(--gc);
  color: var(--on-group);
  font: 700 18px/1 var(--f-body);
  box-shadow: var(--shadow);
}
.dz-sub { color: var(--muted); font-size: 14px; }
.dz-accept { font: 500 12px/1 var(--f-mono); color: var(--muted); }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap;
}
.privacy {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin: 0 0 48px;
  font-size: 13.5px; color: var(--muted);
}

/* Workspace */
.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 20px;
  align-items: start;
  padding-bottom: 56px;
}
@media (max-width: 900px) { .workspace { grid-template-columns: 1fr; } }
.board {
  min-height: 380px;
  padding: 16px;
  background: var(--sunken);
  border: 1px solid var(--line);
  border-radius: 16px;
}
.board-bar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}
.board-summary { font-weight: 600; }
.board-summary small { display: block; font-weight: 400; font-size: 13px; color: var(--muted); }
.board-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.file-grid, .page-grid {
  list-style: none; margin: 0; padding: 0;
  display: grid;
  gap: 16px;
}
.file-grid { grid-template-columns: repeat(auto-fill, minmax(156px, 1fr)); }
.page-grid { grid-template-columns: repeat(auto-fill, minmax(124px, 1fr)); }

.file-card {
  position: relative;
  display: grid;
  gap: 9px;
  padding: 10px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.file-card[draggable="true"] { cursor: grab; }
.file-thumb {
  aspect-ratio: 3 / 4;
  display: grid; place-items: center;
  padding: 8px;
  background: var(--sunken);
  border-radius: 7px;
  overflow: hidden;
  color: var(--muted);
}
.file-thumb img { max-height: 100%; object-fit: contain; box-shadow: var(--paper-shadow); background: #fff; }
.file-name {
  display: block;
  font-weight: 600; font-size: 13px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.file-sub { display: block; font: 500 11.5px/1.4 var(--f-mono); color: var(--muted); }
.order {
  position: absolute; top: -9px; left: -9px; z-index: 2;
  min-width: 26px; height: 26px;
  padding-inline: 7px;
  border-radius: 13px;
  background: var(--ink);
  color: var(--ground);
  font: 600 12px/26px var(--f-mono);
  text-align: center;
}
.card-tools {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  display: flex; gap: 4px;
  opacity: 0;
  transition: opacity .12s;
}
.file-card:hover .card-tools, .file-card:focus-within .card-tools,
.page-card:hover .card-tools, .page-card:focus-within .card-tools { opacity: 1; }
@media (hover: none) { .card-tools { opacity: 1; } }
.mini {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: var(--surface);
  color: var(--ink-2);
  cursor: pointer;
  box-shadow: 0 1px 2px rgb(0 0 0 / .08);
}
.mini:hover { color: var(--ink); border-color: var(--ink-2); }
.mini.danger:hover { color: var(--danger); border-color: var(--danger); }
.mini:disabled { opacity: .35; cursor: default; }
.mini svg { width: 15px; height: 15px; }

.dragging { opacity: .35; }
.drop-before { box-shadow: -5px 0 0 -1px var(--gc); }
.drop-after  { box-shadow:  5px 0 0 -1px var(--gc); }

.page-card { position: relative; display: grid; gap: 6px; justify-items: center; }
.page-card[draggable="true"] { cursor: grab; }
.page-hit {
  position: relative;
  width: 100%;
  padding: 10px;
  background: var(--surface);
  border: 2px solid transparent;
  border-radius: 10px;
  box-shadow: 0 0 0 1px var(--line);
  cursor: pointer;
  transition: border-color .12s;
}
div.page-hit { cursor: default; }
button.page-hit:hover { border-color: var(--line-strong); }
.thumb-box { position: relative; aspect-ratio: 1; display: grid; place-items: center; overflow: hidden; }
.thumb-box img {
  max-width: 100%; max-height: 100%;
  background: #fff;
  box-shadow: var(--paper-shadow);
  transition: transform .22s ease, opacity .15s;
}
.page-card.loading .thumb-box::before {
  content: "";
  width: 70%; aspect-ratio: 210 / 297;
  border-radius: 3px;
  background: linear-gradient(100deg, var(--sunken) 30%, var(--line) 50%, var(--sunken) 70%) 0 0 / 300% 100%;
  animation: shimmer 1.3s linear infinite;
}
@keyframes shimmer { to { background-position: -150% 0; } }
.page-no { font: 500 12px/1 var(--f-mono); color: var(--muted); }
.page-no .rot { color: var(--gc); }

.sel-badge {
  position: absolute; top: 6px; right: 6px;
  width: 24px; height: 24px;
  display: none; place-items: center;
  border-radius: 50%;
  color: #fff;
}
.sel-badge svg { width: 14px; height: 14px; }
.is-selected .sel-badge { display: grid; }
.mode-remove .is-selected .page-hit { border-color: var(--danger); background: var(--danger-soft); }
.mode-remove .is-selected .sel-badge { background: var(--danger); }
.mode-remove .is-selected img { opacity: .4; }
.mode-extract .is-selected .page-hit { border-color: var(--gc); background: var(--gcs); }
.mode-extract .is-selected .sel-badge { background: var(--gc); color: var(--on-group); }
.page-card .card-tools { top: 8px; right: 8px; }

/* Panel */
.side { display: grid; gap: 20px; }
@media (min-width: 901px) and (min-height: 860px) { .side { position: sticky; top: 80px; } }
.panel {
  display: grid;
  gap: 20px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
}
.panel-title { margin: 0; font: 700 19px/1.2 var(--f-display); }
.fields { display: grid; gap: 18px; }
.field { display: grid; gap: 7px; min-width: 0; margin: 0; padding: 0; border: 0; }
.field-label, .field legend {
  padding: 0;
  font-size: 12px; font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--muted);
}
.field input[type="text"], .field input[type="number"], .field select {
  width: 100%;
  padding: 10px 12px;
  font: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 9px;
}
.field input:focus-visible, .field select:focus-visible { outline: 2px solid var(--gc); outline-offset: 0; border-color: var(--gc); }
.field input[type="color"] {
  width: 100%; height: 42px;
  padding: 4px;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  background: var(--surface);
  cursor: pointer;
}
.field input[type="range"] { width: 100%; accent-color: var(--gc); }
.range-row { display: flex; align-items: center; gap: 12px; }
.range-row output { min-width: 44px; text-align: right; font: 600 13px/1 var(--f-mono); font-variant-numeric: tabular-nums; }
.field-hint { margin: 0; font-size: 12.5px; color: var(--muted); }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg label { flex: 1 1 0; min-width: 76px; position: relative; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span {
  display: block;
  height: 100%;
  padding: 9px 8px;
  text-align: center;
  font-weight: 600; font-size: 13.5px; line-height: 1.25;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  cursor: pointer;
  transition: background .12s, border-color .12s;
}
.seg span small { display: block; margin-top: 3px; font: 500 10.5px/1.2 var(--f-mono); color: var(--muted); }
.seg span:hover { border-color: var(--gc); }
.seg input:checked + span { border-color: var(--gc); background: var(--gcs); box-shadow: inset 0 0 0 1px var(--gc); }
.seg input:focus-visible + span { outline: 2px solid var(--gc); outline-offset: 2px; }
.check { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; cursor: pointer; }
.check input { width: 18px; height: 18px; margin: 1px 0 0; accent-color: var(--gc); flex: none; }
.panel-foot { display: grid; gap: 10px; padding-top: 4px; border-top: 1px solid var(--line); }
.panel-foot .field-hint { padding-top: 14px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 9px 14px;
  font-weight: 600; font-size: 14px; line-height: 1.2;
  border-radius: 9px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
  transition: background .12s, border-color .12s, transform .08s;
}
.btn:hover { border-color: var(--ink-2); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn svg { width: 17px; height: 17px; flex: none; }
.btn-primary { background: var(--gc, var(--accent)); border-color: transparent; color: var(--on-group); }
.btn-primary:hover { border-color: transparent; filter: brightness(1.07); }
.btn-lg { width: 100%; padding: 14px 18px; font-size: 16px; border-radius: 11px; }
.btn-quiet { border-color: transparent; background: transparent; color: var(--ink-2); padding-inline: 10px; }
.btn-quiet:hover { background: var(--surface); border-color: var(--line); color: var(--ink); }

/* Results */
.result {
  max-width: 720px;
  margin: 0 auto 56px;
  padding: clamp(22px, 4vw, 36px);
  display: grid;
  gap: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
}
.result-head { display: flex; align-items: center; gap: 16px; }
.result-badge {
  width: 52px; height: 52px; flex: none;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--success-soft);
  color: var(--success);
}
.result-head h2 { margin: 0; font: 700 24px/1.2 var(--f-display); letter-spacing: -.01em; }
.result-head p { margin: 2px 0 0; color: var(--muted); }
.result-list {
  list-style: none; margin: 0; padding: 0;
  max-height: 380px; overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.result-list li { display: flex; align-items: center; gap: 12px; padding: 12px 14px; }
.result-list li + li { border-top: 1px solid var(--line); }
.result-info { flex: 1; min-width: 0; }
.result-name { display: block; font-weight: 600; overflow-wrap: anywhere; }
.result-meta { display: block; font: 500 12px/1.5 var(--f-mono); color: var(--muted); }
.result-meta .good { color: var(--success); }
.result-foot { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; padding-top: 18px; border-top: 1px solid var(--line); }

/* Ads */
.ad {
  position: relative;
  display: grid;
  align-content: center;
  margin-inline: auto;
  width: 100%;
  overflow: hidden;
}
.ad-wide { max-width: 970px; min-height: 110px; margin-block: 8px 36px; }
.group + .ad-wide, .ad-wide + .group { margin-block: 8px 30px; }
.ad-box { min-height: 250px; }
.ad-label {
  display: block;
  margin-bottom: 6px;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}
.ad-placeholder {
  place-items: center;
  border: 1.5px dashed var(--line-strong);
  border-radius: 12px;
  background: repeating-linear-gradient(-45deg, transparent 0 10px, var(--sunken) 10px 20px);
}
.ad-placeholder .ad-label { margin: 0; padding: 6px 10px; border-radius: 6px; background: var(--surface); }

/* Overlays */
.busy {
  position: fixed; inset: 0; z-index: 2000;
  display: grid; place-items: center;
  padding: 16px;
  background: color-mix(in srgb, var(--ground) 70%, transparent);
  backdrop-filter: blur(3px);
}
.busy-card {
  display: flex; align-items: center; gap: 14px;
  max-width: 420px;
  padding: 18px 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.busy-card p { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; }
.spinner {
  width: 22px; height: 22px; flex: none;
  border-radius: 50%;
  border: 3px solid var(--line);
  border-top-color: var(--gc, var(--accent));
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.drop-veil {
  position: fixed; inset: 10px; z-index: 1500;
  display: grid; place-items: center;
  border: 3px dashed var(--accent);
  border-radius: 20px;
  background: color-mix(in srgb, var(--accent-soft) 85%, transparent);
  pointer-events: none;
}
.drop-veil p { font: 700 24px/1.2 var(--f-display); color: var(--accent); }
.toast {
  position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom, 0px)); z-index: 2100;
  transform: translateX(-50%);
  width: max-content; max-width: calc(100% - 32px);
  padding: 12px 18px;
  border-radius: 11px;
  background: var(--ink);
  color: var(--ground);
  font-weight: 500;
  box-shadow: var(--shadow);
}
.toast.error { background: var(--danger); color: #fff; }

/* Tool page content: how-to, FAQ, related */
.info { padding-block: 40px 24px; border-top: 1px solid var(--line); display: grid; gap: 18px; }
.info h2 { margin: 18px 0 4px; font: 700 23px/1.2 var(--f-display); letter-spacing: -.01em; text-wrap: balance; }
.info-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 20px 48px; }
@media (max-width: 760px) { .info-grid { grid-template-columns: 1fr; } }
.steps { list-style: none; counter-reset: step; margin: 14px 0 0; padding: 0; display: grid; gap: 14px; max-width: 60ch; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 32px 1fr; gap: 12px; align-items: start; }
.steps li::before {
  content: counter(step);
  width: 32px; height: 32px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--gcs, var(--accent-soft));
  color: var(--gc, var(--accent));
  font: 700 14px/1 var(--f-mono);
}
.promise p, .why p { margin: 10px 0 0; color: var(--ink-2); max-width: 60ch; }
.promise { padding: 20px 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; align-self: start; }
.promise h2 { margin-top: 0; font-size: 19px; }
.faq { display: grid; border-top: 1px solid var(--line); max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 16px 2px;
  font-weight: 600; font-size: 16px;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 500 20px/1 var(--f-mono); color: var(--gc, var(--accent)); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0 0 18px; color: var(--ink-2); max-width: 70ch; }
.why { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
@media (max-width: 760px) { .why { grid-template-columns: 1fr; } }
.why h3 { margin: 0; font: 700 17px/1.3 var(--f-display); }

/* After-download suggestions */
.next { display: grid; gap: 10px; }
.next-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
@media (max-width: 600px) { .next-row { grid-template-columns: 1fr; } }
.next-link {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 11px;
  color: var(--ink);
  font-weight: 600; font-size: 14px;
  text-decoration: none;
  transition: border-color .12s, background .12s;
}
.next-link:hover { border-color: var(--gc); background: var(--gcs); }
.next-link .tool-icon { width: 34px; height: 34px; border-radius: 9px; flex: none; }
.next-link .tool-icon svg { width: 19px; height: 19px; }
.next-link > span:nth-child(2) { flex: 1; }
.next-link > svg { width: 16px; height: 16px; color: var(--muted); flex: none; }

/* Info pages */
.prose { max-width: 68ch; padding-block: 40px 56px; }
.prose h1 { margin: 0 0 16px; font: 800 clamp(30px, 4vw, 42px)/1.1 var(--f-display); letter-spacing: -.025em; }
.prose h2 { margin: 30px 0 8px; font: 700 21px/1.25 var(--f-display); }
.prose p { margin: 0 0 14px; color: var(--ink-2); }
.prose .muted { color: var(--muted); font-size: 14px; }
.contact-email { font: 600 20px/1.3 var(--f-mono); user-select: all; }

.footer { border-top: 1px solid var(--line); margin-top: 24px; padding-block: 32px 24px; }
.footer-cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
@media (max-width: 760px) { .footer-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.footer h2 { margin: 0 0 10px; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.footer a { color: var(--ink-2); text-decoration: none; font-size: 14px; }
.footer a:hover { color: var(--ink); text-decoration: underline; }
.footer-note { margin: 28px 0 0; padding-top: 18px; border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition: none !important; }
}