/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg: #f7f8fa;
  --bg-grad-a: #f8fafc;
  --bg-grad-b: #eaf0f8;
  --surface: #ffffff;
  --surface-2: #eef2f7;
  --ink: #14162b;
  --ink-soft: #5a5d6e;
  --muted: #8b8fa3;
  --line: #e4e6eb;
  --accent: #3f6fb0;
  --accent-ink: #ffffff;
  --accent-soft: #e9f0f9;
  --success: #0f6e56;
  --success-soft: #e1f5ee;
  --danger: #a32d2d;
  --danger-soft: #fcebeb;
  --cat-image: #1d9e75;
  --cat-image-soft: #e1f5ee;
  --cat-video: #3f6fb0;
  --cat-video-soft: #e6f1fb;
  --cat-audio: #b5790f;
  --cat-audio-soft: #faeeda;
  --shadow-card: 0 1px 2px rgba(20,22,43,0.05);
  --shadow-hover: 0 16px 32px -14px rgba(20,22,43,0.22);
  --radius: 12px;
  --radius-sm: 8px;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Space Grotesk", var(--sans);
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1180px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101223;
    --bg-grad-a: #101226;
    --bg-grad-b: #171b38;
    --surface: #171933;
    --surface-2: #1e2140;
    --ink: #f2f3f8;
    --ink-soft: #b7bad0;
    --muted: #82869e;
    --line: #2a2d4d;
    --accent: #6f9bd6;
    --accent-ink: #0c1226;
    --accent-soft: #202a45;
    --success: #6fd6b3;
    --success-soft: #123227;
    --danger: #e28787;
    --danger-soft: #3a1c1c;
    --cat-image: #4fd6ab;
    --cat-image-soft: #123227;
    --cat-video: #7fa6dc;
    --cat-video-soft: #1c2c48;
    --cat-audio: #e3ab52;
    --cat-audio-soft: #382a10;
    --shadow-card: 0 1px 2px rgba(0,0,0,0.35);
    --shadow-hover: 0 16px 32px -14px rgba(0,0,0,0.55);
  }
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; }
body {
  background: var(--bg);
  background-image: radial-gradient(ellipse 1400px 560px at 50% -8%, var(--bg-grad-b), var(--bg-grad-a) 55%, var(--bg) 100%);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
[hidden] { display: none !important; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { font-family: var(--display); font-weight: 500; text-wrap: balance; line-height: 1.15; letter-spacing: -0.01em; }
::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link {
  position: fixed; top: -100px; left: 1rem; padding: .6rem 1rem;
  background: var(--ink); color: var(--bg); z-index: 9999; border-radius: 8px; font-weight: 500;
}
.skip-link:focus { top: 1rem; }
.mono { font-family: var(--mono); }

/* =============================================================
   4. Header / nav
   ============================================================= */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 204px; gap: 16px;
}
.brand {
  font-family: var(--display); font-weight: 500; font-size: 19px;
  color: var(--ink); display: flex; align-items: center; gap: 8px;
}
.brand .wizy { color: var(--accent); }
.brand img { height: 198px; width: auto; }
.nav-cats { display: flex; align-items: center; gap: 22px; font-size: 14px; color: var(--ink-soft); }
.nav-cats a:hover { color: var(--accent); }
.nav-back { font-size: 14px; color: var(--ink-soft); display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.nav-back:hover { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.site-header .container { flex-wrap: nowrap; }
@media (max-width: 720px) { .nav-cats a:not(.lang-trigger) { display: none; } }
@media (max-width: 400px) {
  .nav-back { font-size: 12px; }
  .lang-trigger span { display: none; }
}
@media (max-width: 600px) {
  .site-header .container { height: 120px; }
  .brand img { height: 90px; }
}

/* =============================================================
   4b. Language switcher
   ============================================================= */
.lang-trigger {
  display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 500;
  color: var(--ink-soft); border: 1px solid var(--line); border-radius: 99px; padding: 6px 12px;
}
.lang-trigger:hover { border-color: var(--accent); color: var(--accent); }
.lang-modal-overlay {
  position: fixed; inset: 0; background: rgba(20, 22, 43, 0.45); z-index: 1000;
  align-items: center; justify-content: center; padding: 20px;
}
.lang-modal-overlay:not([hidden]) { display: flex; }
.lang-modal-overlay[hidden] { display: none; }
.lang-modal {
  background: var(--surface); border-radius: var(--radius); width: 100%; max-width: 560px;
  max-height: 80vh; overflow-y: auto; padding: 22px;
}
.lang-modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.lang-modal-head h2 { font-size: 19px; }
.lang-modal-close { color: var(--ink-soft); padding: 4px; }
.lang-modal-close:hover { color: var(--accent); }
.lang-modal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.lang-option {
  display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-radius: var(--radius-sm);
  font-size: 14px; border: 1px solid transparent;
}
.lang-option:hover { background: var(--surface-2); }
.lang-option.active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.lang-code {
  width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--line); font-size: 10px;
  display: flex; align-items: center; justify-content: center; font-family: var(--mono); flex-shrink: 0;
  text-transform: uppercase;
}
@media (max-width: 480px) { .lang-modal-grid { grid-template-columns: 1fr 1fr; } }

/* =============================================================
   5. Hero (hub)
   ============================================================= */
.hero {
  padding: 56px 0 40px;
}
.hero .container {
  display: block; max-width: 720px;
}
.hero h1 { font-size: clamp(28px, 4vw, 42px); margin-bottom: 14px; }
.hero p { color: var(--ink-soft); max-width: 55ch; margin-bottom: 22px; font-size: 16px; }
.badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 26px; }
.badge {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 500;
  padding: 6px 12px; border-radius: 99px; background: var(--surface); border: 1px solid var(--line); color: var(--ink-soft);
}
.badge svg { width: 13px; height: 13px; color: var(--success); flex-shrink: 0; }
/* =============================================================
   6. Buttons
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: var(--radius-sm); font-weight: 500; font-size: 15px;
  transition: transform .15s var(--ease-out), background .15s var(--ease-out);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent); color: var(--accent-ink);
  box-shadow: 0 8px 20px -9px color-mix(in srgb, var(--accent) 65%, transparent);
}
.btn-primary:hover { background: var(--accent); transform: translateY(-2px); box-shadow: 0 14px 26px -10px color-mix(in srgb, var(--accent) 65%, transparent); }
.btn-primary:active { transform: translateY(0) scale(0.98); }
.btn-ghost { background: var(--surface); border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); }

/* =============================================================
   7. Category grid (hub)
   ============================================================= */
.cat-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  padding: 8px 0 48px;
}
.cat-card {
  position: relative; overflow: hidden; border-radius: var(--radius); padding: 20px 20px 20px 24px;
  border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow-card);
  transition: transform .2s var(--ease-out), box-shadow .2s var(--ease-out), border-color .2s var(--ease-out);
}
.cat-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--cat-color, var(--accent)); }
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--cat-color, var(--accent)); }
.cat-card .icon-wrap {
  width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center;
  background: var(--cat-soft, var(--accent-soft)); color: var(--cat-color, var(--accent)); margin-bottom: 12px;
}
.cat-card h3 { font-size: 15px; margin-bottom: 4px; }
.cat-card p { font-size: 13px; color: var(--muted); }
.cat-image { --cat-color: var(--cat-image); --cat-soft: var(--cat-image-soft); }
.cat-video { --cat-color: var(--cat-video); --cat-soft: var(--cat-video-soft); }
.cat-audio { --cat-color: var(--cat-audio); --cat-soft: var(--cat-audio-soft); }
@media (max-width: 720px) { .cat-grid { grid-template-columns: 1fr; } }

/* =============================================================
   8. Tool grid (hub, per category)
   ============================================================= */
.tools-section { padding: 8px 0 40px; }
.tools-section h2 {
  font-size: 13px; text-transform: uppercase; letter-spacing: .07em; color: var(--cat-color, var(--ink));
  margin-bottom: 16px; display: flex; align-items: center; gap: 8px; font-family: var(--sans); font-weight: 700;
}
.tools-section h2::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--cat-color, var(--accent)); }
.tool-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.tool-link {
  display: flex; align-items: flex-start; gap: 12px; padding: 16px; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-card);
  transition: transform .18s var(--ease-out), box-shadow .18s var(--ease-out), border-color .18s var(--ease-out);
}
.tool-link:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-color: var(--cat-color, var(--accent)); }
.tool-link .ic {
  width: 34px; height: 34px; border-radius: 9px; background: var(--cat-soft, var(--accent-soft));
  color: var(--cat-color, var(--accent)); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.tool-link h3 { font-size: 15px; margin-bottom: 3px; }
.tool-link p { font-size: 13px; color: var(--muted); }
@media (max-width: 860px) { .tool-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .tool-grid { grid-template-columns: 1fr; } }

/* =============================================================
   9. Tool page header block
   ============================================================= */
.tool-hero { padding: 40px 0 28px; text-align: center; }
.tool-hero h1 { font-size: clamp(24px, 3.6vw, 34px); margin-bottom: 8px; }
.tool-hero .sub { color: var(--ink-soft); max-width: 56ch; margin: 0 auto; }

/* =============================================================
   10. The tool card
   ============================================================= */
.tool-card {
  max-width: 720px; margin: 0 auto 20px; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
}
.dropzone {
  display: block; width: 100%;
  border: 2px dashed var(--line); border-radius: var(--radius-sm); padding: 40px 20px;
  text-align: center; cursor: pointer; transition: border-color .15s var(--ease-out), background .15s var(--ease-out);
}
.dropzone:hover, .dropzone.drag { border-color: var(--accent); background: var(--accent-soft); }
.dropzone svg { color: var(--accent); margin: 0 auto 10px; }
.dropzone .dz-title { font-weight: 500; margin-bottom: 4px; }
.dropzone .dz-sub { font-size: 13px; color: var(--muted); }
.tool-card input[type="file"] { display: none; }

.tool-card[data-state="idle"] .st-loading,
.tool-card[data-state="idle"] .st-working,
.tool-card[data-state="idle"] .st-done,
.tool-card[data-state="idle"] .st-error { display: none; }
.tool-card[data-state="loading-engine"] .st-idle,
.tool-card[data-state="loading-engine"] .st-working,
.tool-card[data-state="loading-engine"] .st-done,
.tool-card[data-state="loading-engine"] .st-error { display: none; }
.tool-card[data-state="working"] .st-idle,
.tool-card[data-state="working"] .st-loading,
.tool-card[data-state="working"] .st-done,
.tool-card[data-state="working"] .st-error { display: none; }
.tool-card[data-state="done"] .st-idle,
.tool-card[data-state="done"] .st-loading,
.tool-card[data-state="done"] .st-working,
.tool-card[data-state="done"] .st-error { display: none; }
.tool-card[data-state="error"] .st-idle,
.tool-card[data-state="error"] .st-loading,
.tool-card[data-state="error"] .st-working,
.tool-card[data-state="error"] .st-done { display: none; }

.progress-wrap { padding: 14px 0; }
.paw-progress-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 12px; gap: 12px; }
.paw-status { font-size: 14px; color: var(--ink); font-weight: 500; text-align: left; }
.paw-pct { font-family: var(--mono); font-size: 14px; color: var(--accent); font-variant-numeric: tabular-nums; flex-shrink: 0; }
.paw-track {
  position: relative; height: 34px; background: var(--surface-2); border-radius: 99px;
  display: flex; align-items: center; padding: 0 10px; overflow: hidden;
}
.paw-fill {
  position: absolute; inset: 0; width: 0%;
  background: linear-gradient(90deg, var(--accent-soft), color-mix(in srgb, var(--accent) 18%, var(--accent-soft)));
  transition: width .35s var(--ease-out); border-radius: 99px;
}
.paw-row { position: relative; display: flex; justify-content: space-between; width: 100%; }
.paw-mark { color: var(--line); transform: scale(.5); opacity: .5; transition: color .3s var(--ease-out); }
.paw-mark:nth-child(odd) { margin-top: 7px; }
.paw-mark:nth-child(even) { margin-top: -7px; }
.paw-mark.lit { color: var(--accent); opacity: 1; transform: scale(1); }
@keyframes pawStep {
  0%   { transform: scale(.4) translate(-9px, 10px); opacity: .3; }
  55%  { transform: scale(1.3) translate(2px, -8px); opacity: 1; }
  100% { transform: scale(1) translate(0, 0); opacity: 1; }
}
.paw-mark.stepping { animation: pawStep .42s var(--ease-out) both; color: var(--accent); }
.paw-mark.stepping:nth-child(even) { animation-delay: .09s; }

.result { text-align: center; padding: 10px 0; }
.result .stat-row { display: flex; justify-content: center; gap: 24px; margin-bottom: 18px; font-size: 14px; }
.result .stat-row b { font-family: var(--mono); display: block; font-size: 18px; color: var(--ink); }
.result .stat-row .save { color: var(--success); }
.download-btn {
  display: inline-flex; align-items: center; gap: 10px; background: var(--accent); color: var(--accent-ink);
  padding: 14px 26px; border-radius: var(--radius-sm); font-weight: 500; font-size: 16px;
}
.download-btn:active { transform: scale(0.98); }
.reset-link { display: block; margin-top: 14px; font-size: 13px; color: var(--ink-soft); }
.reset-link:hover { color: var(--accent); }

.error-box { text-align: center; padding: 24px; color: var(--danger); }
.error-box .retry { display: inline-block; margin-top: 10px; font-size: 13px; color: var(--accent); }

.file-row {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; background: var(--surface-2);
  border-radius: var(--radius-sm); font-size: 13px; margin-bottom: 8px;
}
.file-row .name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-row .size { font-family: var(--mono); color: var(--muted); font-size: 12px; }
.file-row button { color: var(--muted); }
.file-row button:hover { color: var(--danger); }

.tool-options { display: grid; gap: 14px; margin: 18px 0; }
.tool-options label { font-size: 13px; font-weight: 500; display: block; margin-bottom: 6px; }
.tool-options select, .tool-options input[type="text"], .tool-options input[type="number"] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--surface); color: var(--ink); font: inherit; font-size: 14px;
}
.tool-options select:focus, .tool-options input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.tool-options input[type="range"] { width: 100%; }
.opt-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }

/* =============================================================
   11. Privacy badge + limits
   ============================================================= */
.trust-row {
  max-width: 720px; margin: 0 auto 8px; display: flex; flex-wrap: wrap; gap: 8px 18px;
  justify-content: center; font-size: 13px; color: var(--ink-soft);
}
.trust-row span { display: inline-flex; align-items: center; gap: 6px; }
.trust-row svg { width: 15px; height: 15px; color: var(--success); }

/* =============================================================
   12. Ad slots (placeholders)
   ============================================================= */
.ad-slot {
  max-width: 720px; margin: 28px auto; min-height: 90px; border: 1px dashed var(--line);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--muted); letter-spacing: .04em;
}

/* =============================================================
   13. Cómo funciona
   ============================================================= */
.how-it-works { max-width: 720px; margin: 40px auto; }
.how-it-works h2 { font-size: 20px; margin-bottom: 18px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.step { text-align: left; }
.step .num {
  width: 28px; height: 28px; border-radius: 50%; background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-family: var(--mono); font-size: 13px; margin-bottom: 10px;
}
.step h3 { font-size: 14px; margin-bottom: 4px; }
.step p { font-size: 13px; color: var(--ink-soft); }
@media (max-width: 640px) { .steps { grid-template-columns: 1fr; } }

/* =============================================================
   14. SEO text
   ============================================================= */
.seo-text { max-width: 720px; margin: 0 auto 40px; color: var(--ink-soft); font-size: 15px; }
.seo-text h2 { font-size: 19px; color: var(--ink); margin: 24px 0 10px; }
.seo-text p { margin-bottom: 14px; }
.seo-text p:first-of-type { margin-top: 0; }

/* =============================================================
   15. FAQ
   ============================================================= */
.faq { max-width: 720px; margin: 0 auto 40px; }
.faq h2 { font-size: 20px; margin-bottom: 14px; }
.faq details {
  border-bottom: 1px solid var(--line); padding: 14px 0;
}
.faq summary {
  cursor: pointer; font-weight: 500; font-size: 15px; list-style: none; display: flex;
  justify-content: space-between; align-items: center; gap: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 20px; flex-shrink: 0; }
.faq details[open] summary::after { content: "\2212"; }
.faq .a { padding-top: 10px; font-size: 14px; color: var(--ink-soft); }

/* =============================================================
   16. Más herramientas cross-link
   ============================================================= */
.more-tools { max-width: 960px; margin: 0 auto 48px; }
.more-tools h2 { font-size: 19px; margin-bottom: 14px; text-align: center; }

/* =============================================================
   17. Footer
   ============================================================= */
.site-footer { border-top: 1px solid var(--line); padding: 28px 0; }
.site-footer .container {
  display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--muted);
}
.site-footer nav { display: flex; gap: 18px; }
.site-footer a:hover { color: var(--accent); }
.credits { font-size: 12px; color: var(--muted); margin-top: 10px; }

/* =============================================================
   18. Reveal (below-the-fold only, near-zero motion)
   ============================================================= */
.reveal { opacity: 0; transform: translateY(14px); }
.reveal.is-visible { opacity: 1; transform: none; transition: opacity .5s var(--ease-out), transform .5s var(--ease-out); }

/* =============================================================
   18b. Mascot note
   ============================================================= */
.mascot-note {
  display: flex; align-items: center; gap: 14px; max-width: 720px; margin: 0 auto 48px; padding: 16px 20px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-card);
}
.mascot-note img { width: 46px; height: 46px; border-radius: 10px; flex-shrink: 0; }
.mascot-note p { font-size: 13.5px; color: var(--ink-soft); }
.mascot-note b { color: var(--ink); }
.paw-deco { color: var(--muted); opacity: .55; }

/* =============================================================
   19. Reduced motion
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .btn, .download-btn, .dropzone, .cat-card, .tool-link, .btn-primary { transition: none; }
  .paw-mark.stepping { animation: none; }
}