* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #0a0e14; color: #e8ecf4; }
.tb-wrap { max-width: 900px; margin: 0 auto; padding: 20px 16px 40px; }
.tb-h1 { font-family: Georgia, serif; color: #d4a843; font-size: clamp(22px, 5vw, 32px); margin: 8px 0; }
.tb-sub { color: #8593a8; margin: 0 0 18px; font-size: 15px; }
.tb-form { display: flex; gap: 8px; margin-bottom: 14px; }
.tb-input { flex: 1; min-width: 0; padding: 13px 14px; border-radius: 12px; border: 1px solid #1c2636;
  background: #111825; color: #e8ecf4; font-size: 16px; }
.tb-input::placeholder { color: #55617a; }
.tb-btn { padding: 13px 20px; border-radius: 12px; border: 0; background: #d4a843; color: #0a0e14;
  font-weight: 800; font-size: 15px; cursor: pointer; white-space: nowrap; }
.tb-btn:active { transform: translateY(1px); }
.tb-status { min-height: 22px; color: #8593a8; font-size: 14px; margin-bottom: 10px; }
.tb-paywall { background: linear-gradient(135deg, #14203a, #0f1830); border: 1px solid #24314e;
  border-radius: 14px; padding: 16px; color: #cdd6e6; font-size: 14px; display: flex; flex-wrap: wrap;
  align-items: center; gap: 8px; }
.tb-lock { font-size: 18px; }
.tb-cta { display: inline-block; margin-left: auto; background: #d4a843; color: #0a0e14;
  padding: 10px 18px; border-radius: 10px; font-weight: 800; text-decoration: none; font-size: 14px; }
.tb-canvas-wrap { border: 1px solid #1c2636; border-radius: 16px; overflow: hidden;
  background: #0a0e14; touch-action: none; }
.tb-canvas { display: block; width: 100%; height: 68vh; min-height: 380px; }
.tb-card { position: fixed; left: 50%; bottom: 16px; transform: translateX(-50%); width: min(92vw, 420px);
  background: #111825; border: 1px solid #24314e; border-radius: 16px; padding: 18px 18px 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,.55); z-index: 20; }
.tb-card h3 { margin: 0 0 12px; font-family: Georgia, serif; color: #e8ecf4; font-size: 18px; }
.tb-row { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0;
  border-top: 1px solid #1c2636; font-size: 14px; }
.tb-row span { color: #8593a8; }
.tb-card .tb-cta { margin: 14px 0 0; display: inline-block; }
.tb-locked { color: #8593a8; font-size: 14px; margin: 0 0 12px; }
.tb-close { position: absolute; top: 10px; right: 12px; background: transparent; border: 0;
  color: #8593a8; font-size: 24px; line-height: 1; cursor: pointer; }
@media (max-width: 520px) { .tb-cta { margin-left: 0; width: 100%; text-align: center; } }