:root {
  color-scheme: light dark;
  --bg: #f8f5ef;
  --surface: #ffffff;
  --ink: #221e1b;
  --muted: #5d5650;
  --line: #d9d1c5;
  --accent: #b4481c;
  --accent-ink: #ffffff;
  --error: #a3211b;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #181513;
    --surface: #24201d;
    --ink: #f2ede6;
    --muted: #bdb3a8;
    --line: #423a34;
    --accent: #f08a5d;
    --accent-ink: #1d120c;
    --error: #ff9a92;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }

.site-header { padding: 10px 0 0; }
.logo { color: var(--ink); font-weight: 750; text-decoration: none; display: inline-flex; gap: 8px; align-items: center; min-height: 44px; }
h1 { font-size: clamp(26px, 6vw, 38px); line-height: 1.15; letter-spacing: -0.02em; margin: 4px 0 12px; }
h2 { font-size: 23px; line-height: 1.25; margin: 36px 0 8px; }
h3 { font-size: 18px; margin: 20px 0 2px; }
p { margin: 0 0 10px; }
.lead { font-size: 19px; max-width: 62ch; }
main > section p, main > section li { max-width: 66ch; }
pre { font: inherit; background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 6px 10px; margin: 6px 0; width: fit-content; min-width: 8ch; }

.tool { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
textarea { display: block; width: 100%; min-height: 220px; padding: 12px; font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; resize: vertical; }
.buttons { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0; }
button { font: inherit; font-size: 15px; font-weight: 600; min-height: 44px; min-width: 44px; padding: 6px 12px; border-radius: 6px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); cursor: pointer; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
textarea:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid var(--accent); outline-offset: 1px; }
.counter p { margin: 0 0 4px; }
[data-count] { font-weight: 650; font-variant-numeric: tabular-nums; }
.counter.big { margin: 12px 0 0; }
.counter.big [data-count] { font-size: clamp(26px, 7vw, 34px); line-height: 1.2; }
.over { color: var(--error); font-weight: 600; }
.note, .site-free { color: var(--muted); font-size: 15px; }
.status { min-height: 1.55em; margin: 8px 0 0; font-weight: 600; }
.site-free { margin: 6px 0 0; }
.js-off { color: var(--error); font-weight: 600; }

.site-footer { margin-top: 48px; padding: 18px 0 28px; border-top: 1px solid var(--line); color: var(--muted); font-size: 15px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.site-footer a { display: inline-flex; align-items: center; min-height: 44px; }

@media (min-width: 760px) {
  .tool { padding: 20px; }
}