/* ByteRune foundations. Game canvases keep their own art direction. */
:root {
  --br-bg: #111714;
  --br-surface: #19221c;
  --br-raised: #202d24;
  --br-input: #101813;
  --br-ink: #f0eddf;
  --br-muted: #b9c2b4;
  --br-line: #3b4d40;
  --br-accent: #e8bd7f;
  --br-accent-ink: #172018;
  --br-mint: #b2d4ba;
  --br-error: #ffb7b1;
  --br-radius: 12px;
  --br-space-1: 4px;
  --br-space-2: 8px;
  --br-space-3: 12px;
  --br-space-4: 16px;
  --br-space-6: 24px;
  --br-space-8: 32px;
  --br-space-12: 48px;
  --br-font: Arial, Helvetica, sans-serif;
  --br-display: Georgia, 'Times New Roman', serif;
  color-scheme: dark;
  background: var(--br-bg);
  color: var(--br-ink);
}
.br-ui {
  min-height: 100vh;
  background: var(--br-bg);
  color: var(--br-ink);
  font-family: var(--br-font);
  font-size: 16px;
  line-height: 1.6;
  --bg: var(--br-bg);
  --panel: var(--br-surface);
  --ink: var(--br-ink);
  --muted: var(--br-muted);
  --accent: var(--br-accent);
  --mint: var(--br-mint);
}
.br-ui *, .br-ui *::before, .br-ui *::after { box-sizing: border-box; }
.br-ui [hidden] { display: none !important; }
.br-ui a { text-underline-offset: 4px; }
.br-ui :where(a, button, input, select, textarea, summary):focus-visible {
  outline: 3px solid var(--br-accent);
  outline-offset: 4px;
  scroll-margin-block: 100px;
}
.br-ui :where(h1, h2, h3, p) { margin-block-start: 0; }
.br-ui :where(h1, h2, h3) { color: var(--br-ink); line-height: 1.2; }
.br-ui .shell { width: min(1280px, 100%); padding-inline: clamp(20px, 4vw, 48px); margin-inline: auto; }
.br-ui .topbar { min-height: 92px; height: auto; padding-block: 20px; border-color: var(--br-line); flex-wrap: wrap; }
.br-ui .logo { display: inline-flex; gap: 10px; align-items: center; font-size: 20px; letter-spacing: -.6px; text-decoration: none; }
.br-ui .logo b { color: var(--br-accent); margin: 0; font-size: 30px; font-weight: 400; }
.br-ui .topbar nav { gap: 12px 24px; flex-wrap: wrap; font-size: 14px; }
.br-ui .topbar nav a { display: inline-flex; min-height: 44px; align-items: center; }
.br-ui .eyebrow { color: var(--br-mint); font: 700 11px/1.6 var(--br-font); letter-spacing: 2px; margin-bottom: 16px; }
.br-ui .small { color: var(--br-muted); font-size: 14px; line-height: 1.7; }
.br-ui .primary, .br-ui .secondary, .br-ui .text-button {
  min-height: 48px;
  padding: 12px 20px;
  border-radius: 6px;
  font: 700 14px/1.5 var(--br-font);
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  cursor: pointer;
}
.br-ui .primary { border: 1px solid var(--br-accent); background: var(--br-accent); color: var(--br-accent-ink); }
.br-ui .primary:hover { background: #f4d29f; border-color: #f4d29f; color: var(--br-accent-ink); }
.br-ui .secondary { border: 1px solid #71866f; background: var(--br-raised); color: var(--br-ink); }
.br-ui .secondary:hover { background: #2a3c30; }
.br-ui .text-button { background: transparent; border: 0; color: var(--br-muted); padding-inline: 0; text-decoration: underline; }
.br-ui button:disabled { cursor: not-allowed; opacity: .65; }
.br-ui .form, .br-ui .form-stack { display: grid; gap: 24px; min-width: 0; }
.br-ui .form :where(label, legend) { display: grid; gap: 8px; font-size: 14px; line-height: 1.5; color: var(--br-ink); }
.br-ui .form :where(input, select, textarea) {
  width: 100%; min-width: 0; min-height: 48px; margin: 0;
  background: var(--br-input); color: var(--br-ink); border: 1px solid #71866f;
  border-radius: 6px; padding: 12px 14px; font: 16px/1.5 var(--br-font);
}
.br-ui .form input::placeholder { color: #a9b4a8; }
.br-ui .form :where(input, select, textarea):focus { border-color: var(--br-accent); }
.br-ui .form .field-help { color: var(--br-muted); font-size: 13px; line-height: 1.6; margin: -12px 0 0; }
.br-ui .form label.check { display: flex; align-items: flex-start; gap: 12px; }
.br-ui .form label.check input { width: 20px; min-width: 20px; height: 20px; min-height: 20px; margin-top: 3px; accent-color: var(--br-accent); }
.br-ui .form .initials { width: 150px; max-width: 100%; font-family: ui-monospace, monospace; font-size: 24px; letter-spacing: 8px; text-transform: uppercase; }
.br-ui .form .code-input { font: 26px/1.5 ui-monospace, monospace; letter-spacing: .22em; }
.br-ui .panel { padding: clamp(24px, 4vw, 36px); background: var(--br-surface); border: 1px solid var(--br-line); border-radius: var(--br-radius); }
.br-ui .panel h2 { font-size: 21px; margin-bottom: 16px; }
.br-ui .panel h3 { font-size: 17px; margin-bottom: 12px; }
.br-ui .feedback { margin: 0; border: 0; border-radius: 8px; overflow-wrap: anywhere; }
.br-ui .feedback:empty { display: none; }
.br-ui .feedback:not(:empty) { padding: 14px 16px; background: #203b2c; border: 1px solid #6b9979; color: #d9f0df; font-size: 14px; line-height: 1.7; }
.br-ui .feedback.error { color: #ffe0dc; background: #3d2624; border-color: #c28177; }
.br-ui .notice { padding: 16px 20px; border-left: 3px solid var(--br-accent); background: #302c20; color: #f1dfbf; font-size: 14px; line-height: 1.7; }
.br-ui .notice a { text-decoration: underline; }
.br-ui .danger { border-color: #ca8f81; color: #ffd4c8; background: #3c2724; }
.br-ui .section-heading-text { max-width: 680px; margin-bottom: 32px; }
.br-ui .section-heading-text h1 { font: 400 clamp(32px, 4vw, 44px)/1.15 var(--br-display); letter-spacing: -1px; margin-bottom: 16px; }
.br-ui .section-heading-text > p { color: var(--br-muted); }
.br-ui footer { margin-top: 64px; padding-block: 28px; border-color: var(--br-line); font-size: 13px; flex-wrap: wrap; }
.br-ui footer a { display: inline-flex; min-height: 36px; align-items: center; }
.br-ui .br-legal-links { background: var(--br-bg); border-top: 1px solid var(--br-line); color: var(--br-muted); }
.br-ui .br-consent { background: var(--br-surface); color: var(--br-ink); border-color: #71866f; }
.br-ui .br-consent h2 { color: var(--br-ink); }
.br-ui .br-consent p { color: var(--br-muted); }
.br-ui .br-consent-actions button { background: var(--br-raised); border-color: #8da68e; color: var(--br-ink); }
.br-ui .br-consent-actions a { color: var(--br-accent); }
@media (prefers-reduced-motion: reduce) {
  .br-ui *, .br-ui *::before, .br-ui *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}