/* Aligera — comprimir, separar y convertir archivos en el navegador */
:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-2: #f1f4f9;
  --border: #dfe5ee;
  --border-strong: #c7d0de;
  --text: #0f1b2d;
  --muted: #5b6b82;
  --accent: #0e7c66;
  --accent-strong: #0a6553;
  --accent-soft: #e2f4ef;
  --accent-ink: #ffffff;
  --warn: #9a5b00;
  --warn-soft: #fff4e0;
  --danger: #b42318;
  --danger-soft: #fdecea;
  --good: #0e7c66;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(15, 27, 45, .05), 0 8px 28px rgba(15, 27, 45, .07);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Plus Jakarta Sans", var(--font);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c131d;
    --surface: #131c28;
    --surface-2: #1a2533;
    --border: #253244;
    --border-strong: #34445a;
    --text: #e8eef6;
    --muted: #9aabc2;
    --accent: #2fbf9b;
    --accent-strong: #4fd3b1;
    --accent-soft: #123a32;
    --accent-ink: #06231c;
    --warn: #f0b658;
    --warn-soft: #3a2a10;
    --danger: #ff8a7f;
    --danger-soft: #3b1714;
    --good: #2fbf9b;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 28px rgba(0, 0, 0, .35);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased;
}
img, canvas { max-width: 100%; display: block; }
a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.2; letter-spacing: -.01em; }
.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

/* ---------- Header ---------- */
.site-header { background: var(--surface); border-bottom: 1px solid var(--border); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 12px; }
.logo { display: flex; align-items: center; gap: 9px; font: 800 1.2rem var(--font-display); color: var(--text); text-decoration: none; }
.logo svg { width: 30px; height: 30px; flex: none; }
.header-badge { font-size: .82rem; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.header-badge svg { width: 16px; height: 16px; color: var(--accent); }

/* ---------- Hero + tabs ---------- */
.hero { padding: 26px 0 8px; text-align: center; }
.hero h1 { font-size: clamp(1.55rem, 4.6vw, 2.35rem); margin: 0 0 6px; }
.hero p { margin: 0 auto; color: var(--muted); max-width: 640px; font-size: 1rem; }
.tabs {
  display: flex; gap: 4px; margin: 18px auto 0; padding: 4px; max-width: 560px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px;
}
.tabs a {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 7px;
  padding: 9px 8px; border-radius: 999px; text-decoration: none; color: var(--muted);
  font-weight: 600; font-size: .95rem; white-space: nowrap; transition: background .15s, color .15s;
}
.tabs a svg { width: 18px; height: 18px; flex: none; }
.tabs a:hover { color: var(--text); }
.tabs a[aria-current="page"] { background: var(--surface); color: var(--accent); box-shadow: 0 1px 3px rgba(15,27,45,.12); }

/* ---------- Tool card ---------- */
.tool { padding: 18px 0 8px; }
.tool-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 18px;
}
.nojs { padding: 18px; text-align: center; color: var(--warn); background: var(--warn-soft); border-radius: var(--radius-sm); }
.dropzone {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; min-height: 210px; padding: 24px 16px; text-align: center; cursor: pointer;
  border: 2px dashed var(--border-strong); border-radius: var(--radius); background: var(--surface-2);
  transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone.is-over { border-color: var(--accent); background: var(--accent-soft); }
.dropzone:focus-within { outline: 3px solid var(--accent-soft); outline-offset: 2px; }
.dropzone input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.dropzone .dz-icon { width: 52px; height: 52px; color: var(--accent); }
.dropzone strong { font-size: 1.1rem; }
.dropzone .btn { pointer-events: none; }
.dropzone small { color: var(--muted); }
.dropzone.compact { min-height: 0; flex-direction: row; padding: 12px 14px; gap: 10px; }
.dropzone.compact .dz-icon { width: 26px; height: 26px; }
.dropzone.compact strong { font-size: .95rem; }
.dropzone.compact small, .dropzone.compact .btn { display: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: 10px; border: 1px solid transparent;
  background: var(--accent); color: var(--accent-ink); font-weight: 650; cursor: pointer;
  text-decoration: none; line-height: 1.2; transition: background .15s, transform .05s;
}
.btn:hover { background: var(--accent-strong); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn.lg { padding: 13px 22px; font-size: 1.05rem; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn.ghost:hover { background: var(--surface-2); }
.btn.sm { padding: 7px 12px; font-size: .88rem; border-radius: 8px; }
.btn.link { background: none; color: var(--muted); padding: 6px 8px; font-weight: 500; text-decoration: underline; }
.btn.link:hover { color: var(--text); }

/* Settings */
.settings {
  display: grid; gap: 14px 18px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  margin-top: 16px; padding: 14px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface);
}
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field > label, .field > .label { font-size: .86rem; font-weight: 600; color: var(--text); display: flex; justify-content: space-between; gap: 8px; }
.field .hint { font-size: .78rem; color: var(--muted); font-weight: 400; }
.field output { font-variant-numeric: tabular-nums; color: var(--accent); font-weight: 700; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
input[type="number"], input[type="text"], select {
  width: 100%; min-width: 0; padding: 8px 10px; border: 1px solid var(--border-strong); border-radius: 8px;
  background: var(--surface); font-size: .95rem;
}
input:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.inline { display: flex; gap: 6px; }
.inline select { width: auto; flex: none; }
.check { display: flex; align-items: center; gap: 8px; font-size: .92rem; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); flex: none; }

.segmented { display: inline-flex; flex-wrap: wrap; padding: 3px; gap: 3px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--border); }
.segmented label { position: relative; cursor: pointer; }
.segmented input { position: absolute; opacity: 0; }
.segmented span { display: block; padding: 7px 13px; border-radius: 8px; font-weight: 600; font-size: .9rem; color: var(--muted); }
.segmented input:checked + span { background: var(--surface); color: var(--accent); box-shadow: 0 1px 3px rgba(15,27,45,.12); }
.segmented input:focus-visible + span { outline: 2px solid var(--accent); }

.mode-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; }
.mode-row .note, .note { font-size: .85rem; color: var(--muted); }
.note.warn-text { color: var(--warn); font-weight: 600; }
.method-box { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; }
.method-box .field { flex: 1 1 220px; }
.action-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; }

/* Progress */
.progress { margin-top: 14px; }
.progress-bar { height: 8px; border-radius: 99px; background: var(--surface-2); overflow: hidden; border: 1px solid var(--border); }
.progress-bar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .2s; }
.progress p { margin: 6px 0 0; font-size: .86rem; color: var(--muted); }

.alert { margin-top: 14px; padding: 10px 14px; border-radius: var(--radius-sm); font-size: .9rem; }
.alert.warn { background: var(--warn-soft); color: var(--warn); }
.alert.error { background: var(--danger-soft); color: var(--danger); }
.alert.info { background: var(--accent-soft); color: var(--accent-strong); }
@media (prefers-color-scheme: dark) { .alert.info { color: var(--accent); } }

/* ---------- Compare viewer ---------- */
.results { margin-top: 18px; }
.results-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.results-head h2 { font-size: 1.1rem; margin: 0; }
.results-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.viewer { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--surface-2); }
.compare {
  position: relative; height: clamp(240px, 52vw, 440px); overflow: hidden; user-select: none; touch-action: pan-y;
  background-color: var(--surface-2);
  background-image: linear-gradient(45deg, var(--border) 25%, transparent 25%), linear-gradient(-45deg, var(--border) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--border) 75%), linear-gradient(-45deg, transparent 75%, var(--border) 75%);
  background-size: 18px 18px; background-position: 0 0, 0 9px, 9px -9px, -9px 0;
}
.compare img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; max-width: none; pointer-events: none; }
.compare .after { clip-path: inset(0 0 0 var(--pos, 50%)); }
.compare .divider { position: absolute; top: 0; bottom: 0; left: var(--pos, 50%); width: 2px; margin-left: -1px; background: #fff; box-shadow: 0 0 0 1px rgba(0,0,0,.25); pointer-events: none; }
.compare .knob { position: absolute; top: 50%; left: 50%; width: 38px; height: 38px; margin: -19px 0 0 -19px; border-radius: 50%; background: #fff; color: #0f1b2d; display: flex; align-items: center; justify-content: center; box-shadow: 0 2px 8px rgba(0,0,0,.3); }
.compare .knob svg { width: 22px; height: 22px; }
.compare input[type="range"] { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; touch-action: pan-y; }
.compare .tag { position: absolute; top: 10px; padding: 4px 9px; border-radius: 6px; background: rgba(15,27,45,.78); color: #fff; font-size: .78rem; font-weight: 600; pointer-events: none; }
.compare .tag.l { left: 10px; } .compare .tag.r { right: 10px; }
.zoom-row { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-top: 1px solid var(--border); background: var(--surface); font-size: .85rem; color: var(--muted); flex-wrap: wrap; }
.zoom-row .seg-zoom button { border: 1px solid var(--border-strong); background: var(--surface); padding: 3px 9px; border-radius: 6px; cursor: pointer; font-size: .82rem; }
.zoom-row .seg-zoom button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--surface); border-top: 1px solid var(--border); }
.stats div { padding: 10px 12px; text-align: center; }
.stats div + div { border-left: 1px solid var(--border); }
.stats span { display: block; font-size: .76rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.stats b { font: 750 1.15rem var(--font-display); font-variant-numeric: tabular-nums; }
.stats .save b { color: var(--good); }
.stats .save.worse b { color: var(--warn); }
.viewer-note { padding: 8px 12px; font-size: .84rem; color: var(--muted); background: var(--surface); border-top: 1px solid var(--border); }

/* File list */
.file-list { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.file-row {
  display: grid; grid-template-columns: 52px 1fr auto; align-items: center; gap: 12px;
  padding: 8px 10px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface);
}
.file-row.is-active { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.file-row .thumb { width: 52px; height: 52px; border-radius: 8px; background: var(--surface-2); object-fit: cover; display: flex; align-items: center; justify-content: center; overflow: hidden; color: var(--muted); font-size: .7rem; font-weight: 700; }
.file-row .thumb img { width: 100%; height: 100%; object-fit: cover; }
.file-row .meta { min-width: 0; }
.file-row .name { font-weight: 600; font-size: .92rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file-row .sub { font-size: .82rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; }
.file-row .acts { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 99px; font-size: .78rem; font-weight: 700; background: var(--accent-soft); color: var(--accent-strong); }
.badge.neutral { background: var(--surface-2); color: var(--muted); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.err { background: var(--danger-soft); color: var(--danger); }
@media (prefers-color-scheme: dark) { .badge { color: var(--accent); } }
.icon-btn { width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border-strong); border-radius: 8px; background: var(--surface); cursor: pointer; color: var(--text); padding: 0; }
.icon-btn:hover { background: var(--surface-2); }
.icon-btn:disabled { opacity: .35; cursor: default; }
.icon-btn svg { width: 17px; height: 17px; }
.spinner { width: 16px; height: 16px; border: 2px solid var(--border-strong); border-top-color: var(--accent); border-radius: 50%; animation: spin .8s linear infinite; display: inline-block; vertical-align: -3px; }
@keyframes spin { to { transform: rotate(360deg); } }
.total-line { font-size: .92rem; color: var(--muted); }
.total-line b { color: var(--good); }

/* PDF page thumbnails (splitter) */
.pdf-toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin-top: 14px; }
.pdf-file { display: flex; align-items: center; gap: 10px; min-width: 0; font-size: .92rem; }
.pdf-file b { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 46vw; }
.pages {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 12px;
  margin-top: 14px; max-height: 470px; overflow: auto; padding: 4px;
}
.page {
  position: relative; border: 2px solid var(--border); border-radius: 10px; background: var(--surface);
  padding: 6px 6px 4px; cursor: pointer; text-align: center; transition: border-color .12s, transform .12s;
}
.page:hover { border-color: var(--border-strong); }
.page .pv { aspect-ratio: 1 / 1.414; background: var(--surface-2); border-radius: 4px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.page .pv canvas, .page .pv img { max-height: 100%; width: auto; box-shadow: 0 1px 3px rgba(0,0,0,.15); }
.page .num { font-size: .78rem; font-weight: 600; color: var(--muted); margin-top: 3px; display: block; }
.page .tick { position: absolute; top: 4px; right: 4px; width: 22px; height: 22px; border-radius: 50%; background: var(--surface); border: 2px solid var(--border-strong); display: flex; align-items: center; justify-content: center; color: transparent; }
.page .tick svg { width: 13px; height: 13px; }
.page.is-sel { border-color: var(--accent); }
.page.is-sel .tick { background: var(--accent); border-color: var(--accent); color: #fff; }
.page[data-group]::after { content: attr(data-group); position: absolute; left: 4px; top: 4px; font-size: .7rem; font-weight: 700; padding: 1px 6px; border-radius: 5px; color: #fff; background: var(--gc, var(--accent)); }
.page.dim { opacity: .38; }
.sel-tools { display: flex; flex-wrap: wrap; gap: 6px; }

.result-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; margin-top: 12px; }
.result-card { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); padding: 8px; display: flex; flex-direction: column; gap: 6px; }
.result-card .pv { aspect-ratio: 4 / 3; background: var(--surface-2); border-radius: 6px; display: flex; align-items: center; justify-content: center; overflow: hidden; color: var(--muted); font-weight: 700; }
.result-card .pv img { max-height: 100%; width: auto; object-fit: contain; }
.result-card .name { font-size: .82rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.result-card .sub { font-size: .78rem; color: var(--muted); }
.result-card .btn { width: 100%; }

.parts-preview { margin-top: 12px; font-size: .9rem; color: var(--muted); }
.parts-preview b { color: var(--text); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips button { padding: 5px 11px; border-radius: 99px; border: 1px solid var(--border-strong); background: var(--surface); cursor: pointer; font-size: .86rem; font-weight: 600; }
.chips button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

.convert-row { grid-template-columns: auto 52px 1fr auto; }
.order-btns { display: flex; flex-direction: column; gap: 3px; }
.order-btns .icon-btn { width: 26px; height: 22px; border-radius: 5px; }
.convert-row select { width: auto; max-width: 190px; font-size: .88rem; padding: 6px 8px; }
.convert-row.dragging { opacity: .5; }
.convert-row.drop-target { border-color: var(--accent); }

/* Privacy */
.privacy { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 22px; margin: 14px 0 0; font-size: .88rem; color: var(--muted); text-align: center; }
.privacy span { display: inline-flex; align-items: center; gap: 6px; }
.privacy svg { width: 16px; height: 16px; color: var(--accent); flex: none; }
.privacy strong { color: var(--text); }

/* ---------- Ads (placeholders) ---------- */
.ad-slot {
  display: flex; align-items: center; justify-content: center; margin: 26px auto;
  border: 1px dashed var(--border-strong); border-radius: 10px; background: repeating-linear-gradient(135deg, var(--surface-2), var(--surface-2) 10px, transparent 10px, transparent 20px);
  color: var(--muted); font-size: .78rem; font-weight: 700; letter-spacing: .18em;
}
.ad-leaderboard { max-width: 970px; min-height: 100px; }
.ad-incontent { max-width: 728px; min-height: 250px; }
@media (max-width: 600px) { .ad-leaderboard { min-height: 100px; } .ad-incontent { min-height: 280px; } }

dialog.ad-pop { border: none; padding: 0; border-radius: var(--radius); background: var(--surface); color: var(--text); box-shadow: 0 20px 60px rgba(0,0,0,.35); width: min(92vw, 420px); }
dialog.ad-pop::backdrop { background: rgba(10, 18, 30, .55); }
.ad-pop .ad-pop-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.ad-pop .ad-pop-head p { margin: 0; font-weight: 650; font-size: .95rem; display: flex; align-items: center; gap: 8px; }
.ad-pop .ad-pop-head p svg { width: 18px; height: 18px; color: var(--good); }
.ad-pop .ad-slot { margin: 14px; min-height: 250px; }
.ad-pop .ad-pop-foot { padding: 0 14px 14px; text-align: center; }
.close-x { width: 34px; height: 34px; border-radius: 50%; border: none; background: var(--surface-2); cursor: pointer; display: inline-flex; align-items: center; justify-content: center; color: var(--text); }
.close-x svg { width: 18px; height: 18px; }

.ad-toast {
  position: fixed; right: 16px; bottom: 16px; z-index: 40; width: 300px; max-width: calc(100vw - 32px);
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow);
  padding: 8px; transform: translateY(20px); opacity: 0; transition: transform .25s, opacity .25s;
}
.ad-toast.show { transform: none; opacity: 1; }
.ad-toast .ad-slot { margin: 0; min-height: 80px; }
.ad-toast .close-x { position: absolute; top: -10px; right: -10px; width: 26px; height: 26px; box-shadow: 0 1px 4px rgba(0,0,0,.25); }
.ad-toast .close-x svg { width: 14px; height: 14px; }
@media (prefers-reduced-motion: reduce) { .ad-toast { transition: none; } }

/* ---------- Content sections ---------- */
.section { padding: 40px 0 8px; }
.section h2 { font-size: clamp(1.35rem, 3.4vw, 1.8rem); margin: 0 0 6px; text-align: center; }
.section .lead { text-align: center; color: var(--muted); margin: 0 auto 24px; max-width: 640px; }
.steps { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); counter-reset: step; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; position: relative; }
.step .n { width: 36px; height: 36px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: flex; align-items: center; justify-content: center; font: 800 1.05rem var(--font-display); margin-bottom: 10px; }
.step h3 { margin: 0 0 6px; font-size: 1.08rem; }
.step p { margin: 0; color: var(--muted); font-size: .95rem; }
.ideas { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.idea { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; display: flex; gap: 12px; }
.idea .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: flex; align-items: center; justify-content: center; flex: none; }
.idea .ic svg { width: 21px; height: 21px; }
.idea h3 { margin: 0 0 3px; font-size: .98rem; }
.idea p { margin: 0; font-size: .88rem; color: var(--muted); }
.idea a { font-size: .86rem; font-weight: 600; }
.prose { max-width: 760px; margin: 0 auto; }
.prose h2 { text-align: left; }
.prose h3 { font-size: 1.1rem; margin: 22px 0 6px; }
.prose p, .prose li { color: var(--text); opacity: .92; }
.prose table { width: 100%; border-collapse: collapse; font-size: .92rem; margin: 10px 0; }
.prose th, .prose td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.prose th { background: var(--surface-2); }
.faq { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 8px; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 0 16px; }
.faq summary { cursor: pointer; padding: 14px 0; font-weight: 650; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.3rem; line-height: 1; color: var(--accent); flex: none; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 14px; color: var(--muted); }
.more-tools { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.tool-link { display: flex; gap: 12px; align-items: center; padding: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); text-decoration: none; color: var(--text); transition: border-color .15s; }
.tool-link:hover { border-color: var(--accent); }
.tool-link .ic { width: 42px; height: 42px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: flex; align-items: center; justify-content: center; flex: none; }
.tool-link .ic svg { width: 22px; height: 22px; }
.tool-link b { display: block; }
.tool-link span { font-size: .86rem; color: var(--muted); }

.site-footer { margin-top: 48px; padding: 28px 0 90px; border-top: 1px solid var(--border); background: var(--surface); font-size: .88rem; color: var(--muted); }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; justify-content: space-between; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.site-footer a { color: var(--muted); }
.site-footer .credits { flex-basis: 100%; font-size: .78rem; }

.legal { max-width: 760px; margin: 0 auto; padding: 30px 16px; }
.legal h1 { font-size: 1.8rem; }
.todo { background: var(--warn-soft); color: var(--warn); padding: 1px 6px; border-radius: 4px; }

@media (max-width: 640px) {
  .header-badge span { display: none; }
  .tabs a { font-size: .86rem; gap: 5px; padding: 9px 4px; }
  .tabs a svg { width: 16px; height: 16px; }
  .tool-card { padding: 12px; }
  .segmented { display: flex; width: 100%; flex-wrap: nowrap; }
  .segmented label { flex: 1 1 0; min-width: 0; }
  .segmented span { padding: 7px 6px; font-size: .84rem; text-align: center; white-space: normal; line-height: 1.25; }
  .dropzone { min-height: 170px; }
  .settings { padding: 12px; grid-template-columns: 1fr 1fr; gap: 12px; }
  .settings .field.full { grid-column: 1 / -1; }
  .file-row { grid-template-columns: 44px 1fr; }
  .file-row .thumb { width: 44px; height: 44px; }
  .file-row .acts { grid-column: 1 / -1; justify-content: flex-start; }
  .convert-row { grid-template-columns: auto 44px 1fr; }
  .convert-row .acts { grid-column: 1 / -1; }
  .stats b { font-size: 1rem; }
  .pages { grid-template-columns: repeat(auto-fill, minmax(86px, 1fr)); gap: 8px; max-height: 420px; }
}
@media (max-width: 380px) { .settings { grid-template-columns: 1fr; } }