/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg: #faf9fd;
  --surface: #ffffff;
  --ink: #1d1a26;
  --ink-soft: #4c465e;
  --line: #e6e1f0;
  --accent: #6d4bd4;
  --accent-ink: #ffffff;
  --accent-soft: #f0ebfb;
  --ok: #2f7a4f;
  --err: #b3372c;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(29, 26, 38, 0.06), 0 8px 24px -12px rgba(29, 26, 38, 0.18);
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --serif: "Fraunces", Georgia, serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16131f;
    --surface: #201c2d;
    --ink: #efecf7;
    --ink-soft: #b9b1cd;
    --line: #342e46;
    --accent: #a78bfa;
    --accent-ink: #1d1a26;
    --accent-soft: #2b2342;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px -12px rgba(0, 0, 0, 0.5);
  }
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
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 { text-wrap: balance; line-height: 1.15; letter-spacing: -0.01em; font-family: var(--serif); font-weight: 600; }
::selection { background: var(--accent-soft); color: var(--ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { max-width: 920px; margin-inline: auto; padding-inline: 1.25rem; }
.container-wide { max-width: 1120px; margin-inline: auto; padding-inline: 1.25rem; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 9999;
  padding: .6rem 1rem; background: var(--ink); color: var(--bg);
  border-radius: var(--radius-sm); font-weight: 600;
  transition: top .2s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   4. Header / nav
   ============================================================= */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky; top: 0; z-index: 50;
}
.site-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 0.9rem;
}
.brand {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: var(--serif); font-weight: 700; font-size: 1.15rem;
}
.brand-mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--accent); color: var(--accent-ink);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}
.nav-toggle { display: none; padding: .4rem; }
.nav-menu { display: flex; align-items: center; gap: 1.5rem; }
.nav-menu a { font-size: 0.95rem; color: var(--ink-soft); transition: color .15s var(--ease-out); }
.nav-menu a:hover { color: var(--ink); }

@media (max-width: 719px) {
  .nav-toggle { display: block; }
  .nav-menu {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: flex-start; gap: 0;
    padding: 0.5rem 1.25rem;
    max-height: 0; overflow: hidden; transition: max-height .25s var(--ease-out);
  }
  .nav-menu.is-open { max-height: 300px; }
  .nav-menu a { padding: 0.75rem 0; width: 100%; border-bottom: 1px solid var(--line); }
}

/* =============================================================
   5. Hero
   ============================================================= */
.hero { padding-block: 2.5rem 1.5rem; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: 0.8rem; font-weight: 600; letter-spacing: .02em;
  color: var(--accent); text-transform: uppercase; margin-bottom: .75rem;
}
.hero h1 { font-size: clamp(1.8rem, 4.2vw, 2.6rem); max-width: 20ch; }
.hero-sub { color: var(--ink-soft); font-size: 1.05rem; margin-top: .6rem; max-width: 60ch; }

/* =============================================================
   6. Tool card
   ============================================================= */
.tool-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1.25rem; margin-top: 1.5rem;
}
.dropzone {
  display: block;
  border: 2px dashed var(--line); border-radius: var(--radius-sm);
  padding: 2.25rem 1.25rem; text-align: center; cursor: pointer;
  transition: border-color .15s var(--ease-out), background .15s var(--ease-out);
}
.dropzone:hover, .dropzone.is-dragover { border-color: var(--accent); background: var(--accent-soft); }
.dropzone-icon { width: 40px; height: 40px; margin: 0 auto .75rem; color: var(--accent); }
.dropzone-title { font-weight: 600; font-size: 1.05rem; }
.dropzone-sub { color: var(--ink-soft); font-size: .9rem; margin-top: .3rem; }
.dropzone-browse {
  display: inline-block; margin-top: 1rem; padding: .55rem 1.2rem;
  background: var(--accent); color: var(--accent-ink); border-radius: 999px;
  font-weight: 600; font-size: .92rem; transition: transform .15s var(--ease-out);
}
.dropzone-browse:hover { transform: translateY(-1px); }

.tool-options {
  display: flex; flex-wrap: wrap; gap: 1.25rem; margin-top: 1.1rem;
  padding-top: 1.1rem; border-top: 1px solid var(--line);
}
.tool-options label { font-size: .85rem; font-weight: 600; color: var(--ink-soft); display: block; margin-bottom: .3rem; }
.tool-options select {
  font: inherit; padding: .45rem .6rem; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--surface); color: var(--ink);
}
.quality-field { display: flex; align-items: center; gap: .6rem; }
.quality-field input[type="range"] { width: 140px; accent-color: var(--accent); }

.engine-note {
  margin-top: 1rem; padding: .6rem .8rem; border-radius: var(--radius-sm);
  background: var(--accent-soft); font-size: .88rem; color: var(--ink);
}
.engine-note[hidden] { display: none; }

.file-list { list-style: none; margin-top: 1.1rem; display: flex; flex-direction: column; gap: .5rem; }
.file-row {
  display: flex; align-items: center; gap: .75rem; padding: .55rem .75rem;
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: .9rem;
}
.file-row-name { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-row-status { color: var(--ink-soft); flex-shrink: 0; }
.file-row.is-error .file-row-status { color: var(--err); }
.file-row-download {
  flex-shrink: 0; padding: .3rem .8rem; background: var(--ok); color: #fff;
  border-radius: 999px; font-weight: 600; font-size: .82rem;
}
.file-row-download[hidden] { display: none; }

.tool-card-actions { display: flex; gap: .75rem; align-items: center; margin-top: 1rem; flex-wrap: wrap; }
.btn-secondary {
  padding: .55rem 1.1rem; border-radius: 999px; border: 1px solid var(--line);
  font-weight: 600; font-size: .9rem; background: var(--surface);
}
[data-download-all][hidden] { display: none; }
[data-reset] { color: var(--ink-soft); font-size: .88rem; }

.privacy-badge {
  display: flex; align-items: flex-start; gap: .6rem; margin-top: 1.25rem;
  font-size: .88rem; color: var(--ink-soft);
}
.privacy-badge svg { flex-shrink: 0; width: 18px; height: 18px; margin-top: .1rem; color: var(--ok); }
.limits-note { font-size: .82rem; color: var(--ink-soft); margin-top: .35rem; }

.tool-card[data-state="idle"] .file-list,
.tool-card[data-state="idle"] .tool-card-actions,
.tool-card[data-state="idle"] .file-list + .tool-card-actions { display: none; }
.tool-card:not([data-state="idle"]) .file-list { display: flex; }
.tool-card[data-state="idle"] [data-download-all],
.tool-card[data-state="idle"] [data-reset] { display: none; }

/* =============================================================
   7. Ad slots
   ============================================================= */
.ad-slot {
  min-height: 90px; margin-block: 1.75rem; border: 1px dashed var(--line);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  color: var(--ink-soft); font-size: .78rem; letter-spacing: .04em; text-transform: uppercase;
}

/* =============================================================
   8. Content sections
   ============================================================= */
.section { padding-block: 2rem; }
.section h2 { font-size: clamp(1.35rem, 3vw, 1.7rem); margin-bottom: .9rem; }
.section p { color: var(--ink-soft); max-width: 68ch; }
.section p + p { margin-top: .85rem; }

.steps { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); margin-top: 1.25rem; }
.step { padding: 1.1rem; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); }
.step-num {
  width: 28px; height: 28px; border-radius: 999px; background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .85rem; margin-bottom: .6rem;
}
.step h3 { font-family: var(--sans); font-size: 1rem; font-weight: 700; margin-bottom: .3rem; }
.step p { font-size: .9rem; }
@media (max-width: 719px) { .steps { grid-template-columns: 1fr; } }

.fact-table { width: 100%; border-collapse: collapse; margin-top: 1rem; font-size: .9rem; }
.fact-table caption { text-align: left; color: var(--ink-soft); font-size: .82rem; margin-bottom: .5rem; }
.fact-table th, .fact-table td { text-align: left; padding: .6rem .7rem; border-bottom: 1px solid var(--line); }
.fact-table th { color: var(--ink-soft); font-weight: 600; font-size: .82rem; }
.table-wrap { overflow-x: auto; }

.faq-list { margin-top: 1rem; display: flex; flex-direction: column; gap: .6rem; }
.faq-item {
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface);
  padding: .2rem .9rem;
}
.faq-item summary {
  cursor: pointer; padding: .85rem 0; font-weight: 600; font-size: .96rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.2rem; color: var(--ink-soft); flex-shrink: 0; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { padding-bottom: .9rem; font-size: .92rem; }

.more-tools-grid { display: grid; gap: .9rem; grid-template-columns: repeat(2, 1fr); margin-top: 1.1rem; }
.tool-card-mini {
  position: relative; display: flex; flex-direction: column; gap: .3rem; padding: 1rem;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface);
  transition: border-color .15s var(--ease-out), transform .15s var(--ease-out);
}
.tool-card-mini:not(.is-soon):hover { border-color: var(--accent); transform: translateY(-1px); }
.tool-card-mini strong { font-size: .95rem; }
.tool-card-mini span { font-size: .85rem; color: var(--ink-soft); }
.tool-card-mini.is-soon { opacity: .55; cursor: default; }
.soon-badge {
  position: absolute; top: .7rem; right: .7rem; font-size: .68rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .03em; color: var(--accent);
  background: var(--accent-soft); padding: .15rem .5rem; border-radius: 999px;
}
@media (max-width: 719px) { .more-tools-grid { grid-template-columns: 1fr; } }

/* =============================================================
   9. Footer
   ============================================================= */
.site-footer {
  border-top: 1px solid var(--line); margin-top: 3rem; padding-block: 2rem;
  color: var(--ink-soft); font-size: .85rem;
}
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; margin-bottom: 1rem; }
.footer-links a:hover { color: var(--ink); }
.footer-credits { font-size: .78rem; }
.footer-credits a { text-decoration: underline; }

/* Homepage-only */
.homepage-hero { padding-block: 3rem 2rem; text-align: center; }
.homepage-hero h1 { font-size: clamp(2rem, 5vw, 3rem); max-width: 18ch; margin-inline: auto; }
.homepage-hero p { max-width: 55ch; margin-inline: auto; color: var(--ink-soft); margin-top: .75rem; }

/* Simple legal pages */
.legal-page h1 { margin-bottom: 1rem; }
.legal-page h2 { font-size: 1.1rem; margin-top: 1.6rem; margin-bottom: .5rem; }
.legal-page p, .legal-page li { color: var(--ink-soft); }
.legal-page ul { padding-left: 1.2rem; margin-top: .5rem; }
.legal-page li + li { margin-top: .3rem; }

/* =============================================================
   10. Responsive base
   ============================================================= */
@media (min-width: 540px) {}
@media (min-width: 720px) {}
@media (min-width: 960px) {}
@media (min-width: 1280px) {}