:root {
  --bg: #faf7f2; --surface: #ffffff; --ink: #17161a; --ink-2: #57534e; --line: #e7e1d8;
  --accent: #f2542d; --accent-ink: #fff; --accent-soft: #fde6df;
  --code-bg: #fffdfa; --dark: #17161a; --dark-ink: #f5f1ea; --dark-muted: #a8a29e;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #121113; --surface: #1b1a1d; --ink: #f5f1ea; --ink-2: #a8a29e; --line: #2c2a2f;
          --accent: #ff6b45; --accent-soft: #3a211b; --code-bg: #161518; --dark: #0b0a0c; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); min-height: 100vh;
       display: flex; flex-direction: column;
       font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif; }
main { flex: 1; width: 100%; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; width: 100%; }
a { color: inherit; }

/* Header */
.site-header { padding: 22px 0; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px;
        letter-spacing: -0.03em; text-decoration: none; }
.logo-mark { width: 34px; height: 34px; border-radius: 9px; background: var(--ink); color: var(--bg);
             display: grid; place-items: center; font: 700 13px ui-monospace, Menlo, monospace; }
.logo em { font-style: normal; color: var(--accent); }
.site-nav { display: flex; gap: 22px; font-size: 14px; color: var(--ink-2); }
.site-nav a { text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }

/* Hero */
.hero { padding: 36px 0 28px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: end; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
           color: var(--accent); background: var(--accent-soft); padding: 4px 12px; border-radius: 999px; }
.hero h1 { font-size: clamp(34px, 5.4vw, 58px); line-height: 1.04; letter-spacing: -0.04em;
           font-weight: 800; margin: 16px 0 0; }
.hero .lead { font-size: 17px; color: var(--ink-2); margin: 0; max-width: 420px; }

/* Tool */
.tool { background: var(--surface); border: 1px solid var(--line); border-radius: 18px;
        box-shadow: 0 1px 0 var(--line), 0 24px 48px -24px rgba(23,22,26,.18); overflow: hidden; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 12px 14px;
           border-bottom: 1px solid var(--line); }
.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer;
         user-select: none; margin-right: 16px; }
.check input { width: 16px; height: 16px; margin: 0; accent-color: var(--accent); cursor: pointer; }
.panes { display: grid; grid-template-columns: 1fr 1fr; }
.pane { display: flex; flex-direction: column; min-width: 0; }
.pane + .pane { border-left: 1px solid var(--line); }
.pane-head { display: flex; align-items: center; justify-content: space-between; padding: 10px 16px;
             font: 600 11px ui-monospace, Menlo, monospace; letter-spacing: .08em; text-transform: uppercase;
             color: var(--ink-2); }
.pane-head .tag { color: var(--accent); }
textarea { flex: 1; min-height: 340px; border: 0; resize: vertical; padding: 4px 16px 16px;
           background: var(--code-bg); color: var(--ink); font: 14px/1.65 ui-monospace, Menlo, monospace; outline: none; }
.pane:first-child textarea { color: var(--ink-2); }
.btn { border-radius: 10px; padding: 8px 14px; font: 600 13px/1 inherit; cursor: pointer; white-space: nowrap;
       background: var(--bg); color: var(--ink); border: 1px solid var(--line); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.pane-head .btns { display: flex; gap: 6px; text-transform: none; letter-spacing: 0; }
.stats { display: flex; flex-wrap: wrap; gap: 8px 28px; padding: 12px 16px; border-top: 1px solid var(--line);
         font-size: 13px; color: var(--ink-2); }
.stats b { color: var(--ink); font-variant-numeric: tabular-nums; }
.stats .gone b { color: var(--accent); }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 56px 0; }
.feature { padding: 22px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface); }
.feature .icon { width: 36px; height: 36px; border-radius: 10px; background: var(--accent-soft); color: var(--accent);
                 display: grid; place-items: center; font-weight: 800; margin-bottom: 12px; }
.feature h2 { margin: 0 0 6px; font-size: 16px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--ink-2); font-size: 14px; }

/* FAQ */
.faq { display: grid; grid-template-columns: 1fr 2fr; gap: 32px; margin-bottom: 72px; }
.faq > h2 { font-size: 32px; letter-spacing: -0.03em; line-height: 1.1; margin: 0; }
details { border-bottom: 1px solid var(--line); padding: 16px 0; }
summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--accent); font-weight: 700; }
details[open] summary::after { content: "–"; }
details p { margin: 10px 0 0; color: var(--ink-2); font-size: 15px; }
kbd { font: 13px ui-monospace, Menlo, monospace; padding: 1px 5px; border: 1px solid var(--line);
      border-radius: 4px; background: var(--surface); }

/* Text pages (privacy, terms, 404) */
.prose { padding-top: 24px; padding-bottom: 72px; }
.prose > * { max-width: 760px; }
.prose h1 { font-size: clamp(32px, 5vw, 44px); line-height: 1.1; letter-spacing: -0.035em; margin: 0 0 6px; }
.prose h2 { font-size: 20px; letter-spacing: -0.02em; margin: 36px 0 8px; }
.prose p, .prose li { margin: 0 0 12px; color: var(--ink-2); }
.prose p strong { color: var(--ink); }
.prose a { color: var(--accent); }
.muted { color: var(--ink-2); font-size: 14px; }

/* Footer */
.site-footer { background: var(--dark); color: var(--dark-ink); padding: 40px 0; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; align-items: center; }
.site-footer .logo-mark { background: var(--dark-ink); color: var(--dark); }
.site-footer .links { display: flex; flex-wrap: wrap; gap: 22px; font-size: 14px; color: var(--dark-muted); }
.site-footer .links a { text-decoration: none; }
.site-footer .links a:hover { color: var(--dark-ink); }
.site-footer small { color: var(--dark-muted); }

@media (max-width: 820px) {
  .hero, .faq { grid-template-columns: 1fr; }
  .hero { gap: 16px; }
  .panes { grid-template-columns: 1fr; }
  .pane + .pane { border-left: 0; border-top: 1px solid var(--line); }
  textarea { min-height: 200px; }
  .features { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .site-nav a:not([href="/"]) { display: none; }
}