:root {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--tg-theme-text-color, #172b3a);
  background: var(--tg-theme-bg-color, #f9fafb);
  --accent: var(--tg-theme-button-color, #247f93);
  --muted: var(--tg-theme-hint-color, #667784);
  --surface: var(--tg-theme-secondary-bg-color, #edf2f4);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; }
main { max-width: 720px; margin: auto; padding: max(24px, env(safe-area-inset-top)) 18px max(28px, env(safe-area-inset-bottom)); }
.eyebrow { color: var(--muted); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
h1 { font-size: 25px; line-height: 1.2; margin: 10px 0; }
h2 { font-size: 19px; }
header p, .hint { color: var(--muted); font-size: 14px; line-height: 1.5; }
header { margin-bottom: 24px; }
label, .label { display: block; font-size: 14px; font-weight: 600; margin: 18px 0 9px; }
input, #body { font: inherit; color: inherit; background: var(--surface); border: 1px solid transparent; border-radius: 10px; padding: 13px; width: 100%; }
input:focus, #body:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
#title { font-weight: 600; }
.source-toggle { display: flex; align-items: center; gap: 10px; }
.source-toggle input { width: 20px; height: 20px; padding: 0; accent-color: var(--accent); }
#body { min-height: 260px; line-height: 1.6; white-space: pre-wrap; overflow-wrap: anywhere; border-top-left-radius: 0; border-top-right-radius: 0; }
.toolbar { display: flex; flex-wrap: wrap; gap: 4px; padding: 6px; background: var(--surface); border-radius: 10px 10px 0 0; border-bottom: 1px solid var(--muted); }
button { border: 0; border-radius: 9px; font: inherit; font-size: 14px; padding: 12px 14px; cursor: pointer; background: var(--surface); color: inherit; min-height: 44px; }
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button:disabled { opacity: .45; cursor: default; }
.toolbar button { padding: 8px 10px; min-width: 40px; }
.actions { display: flex; gap: 10px; margin: 20px 0 0; }
.actions > button { flex: 1; }
.primary { background: var(--accent); color: var(--tg-theme-button-text-color, #fff); font-weight: 600; }
.secondary { border: 1px solid var(--accent); color: var(--accent); }
.destructive { color: var(--tg-theme-destructive-text-color, #c33838); }
.minor { margin-top: 10px; }
.minor button { background: transparent; color: var(--muted); font-size: 13px; }
.post { line-height: 1.6; white-space: pre-wrap; overflow-wrap: anywhere; }
.post a, #body a { color: var(--tg-theme-link-color, #247f93); }
.post blockquote, #body blockquote { margin: 8px 0; padding-left: 12px; border-left: 3px solid var(--accent); }
.preview { padding: 18px; background: var(--surface); border-radius: 12px; }
#status { border-radius: 9px; padding: 12px 0; font-size: 14px; white-space: pre-wrap; }
#status.error { color: var(--tg-theme-destructive-text-color, #c33838); }
#status.success { color: var(--accent); }
.link-row { display: flex; flex-wrap: wrap; gap: 6px; }
.link-row input { flex: 1 1 180px; }
#counter { text-align: right; }
@media (prefers-color-scheme: dark) { :root { --surface: var(--tg-theme-secondary-bg-color, #202c35); color: var(--tg-theme-text-color, #eef3f5); background: var(--tg-theme-bg-color, #14212b); --muted: var(--tg-theme-hint-color, #a0afb9); } }