:root {
  --bg: #0b0c0e; --panel: #121418; --panel2: #171a1f; --line: #252932; --text: #e7e9ec; --muted: #8e95a1;
  --accent: #6e79d6; --accent-ink: #0b0c0e; --good: #3fb27f; --warn: #e0a43c; --bad: #e5484d;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 480px; margin: 0 auto; padding: 12px 16px 48px; }
header.top { display: flex; align-items: center; gap: 8px; padding: 12px 16px; max-width: 480px; margin: 0 auto; }
header.top h1 { font-size: 16px; font-weight: 600; margin: 0; flex: 1; letter-spacing: .01em; }
nav { display: flex; gap: 6px; max-width: 480px; margin: 0 auto; padding: 0 16px 4px; flex-wrap: wrap; }
nav a { color: var(--muted); text-decoration: none; font-size: 13px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); }
nav a[aria-current] { color: var(--text); border-color: var(--accent); }
h2 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 20px 0 8px; font-weight: 600; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px; margin: 0 0 8px; }
.card h3 { margin: 0 0 4px; font-size: 15px; font-weight: 600; }
.card p { margin: 4px 0 8px; color: var(--muted); font-size: 14px; white-space: pre-wrap; overflow-wrap: anywhere; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.chip { font-size: 11px; padding: 2px 7px; border-radius: 99px; border: 1px solid var(--line); color: var(--muted); background: var(--panel2); }
.chip.good { color: var(--good); border-color: #1f4a39; }
.chip.warn { color: var(--warn); border-color: #5a4318; }
.chip.bad { color: var(--bad); border-color: #5c2427; }
button, .btn {
  font: inherit; font-weight: 600; color: var(--accent-ink); background: var(--accent); border: 0; border-radius: 6px;
  padding: 11px 14px; min-height: 44px; cursor: pointer; text-decoration: none; display: inline-block;
}
button.alt, .btn.alt { color: var(--text); background: var(--panel2); border: 1px solid var(--line); }
button.bad { background: var(--bad); color: #fff; }
button:disabled { opacity: .5; cursor: default; }
input, textarea {
  width: 100%; font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 6px;
  padding: 10px; min-height: 44px; margin: 4px 0 8px;
}
input:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
label { font-size: 12px; color: var(--muted); display: block; }
code, .mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 13px; overflow-wrap: anywhere; }
.big { font-size: 20px; font-weight: 600; overflow-wrap: anywhere; }
.hash { font-size: 15px; letter-spacing: .02em; word-break: break-all; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 8px; }
.stop { border-color: var(--bad); }
.stop h3 { color: var(--bad); }
.note { color: var(--muted); font-size: 13px; margin: 6px 0; }
.note.warn { color: var(--warn); }
.toast { position: fixed; left: 16px; right: 16px; bottom: 16px; max-width: 448px; margin: 0 auto; background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.words { font-size: 22px; font-weight: 700; line-height: 1.5; color: var(--text); }
[hidden] { display: none !important; }
.mt8 { margin-top: 8px; }
.grow { flex: 1; margin: 0; }