.bt-wrap { max-width: 620px; margin: 0 auto; padding: 18px 14px 60px; }
.bt-head { text-align: center; margin-bottom: 14px; }
.bt-tag {
  display: inline-block; background: var(--ma-red); color: #0a0a0a;
  font-weight: 800; font-size: 11px; letter-spacing: 2px;
  padding: 5px 12px; border-radius: 999px; margin-bottom: 10px;
  text-transform: uppercase;
}
.bt-head h1 { font-size: clamp(22px, 4vw, 28px); font-weight: 800; margin-bottom: 4px; }
.bt-hint { font-size: 13px; color: var(--text-muted); }

.bt-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 20px 18px; margin-bottom: 14px;
  min-height: 140px;
}
.bt-card h3 {
  font-size: 12px; letter-spacing: 1.5px; color: var(--text-muted);
  text-transform: uppercase; margin-bottom: 10px;
}
.bt-card ul { list-style: none; padding: 0; }
.bt-card li {
  padding: 8px 0; border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.bt-card li:last-child { border: none; }
.bt-card li b { color: var(--ma-red); font-weight: 800; letter-spacing: 0.5px; margin-right: 6px; }

.bt-status {
  background: var(--bg-card); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px; padding: 10px 14px; margin-bottom: 10px;
  display: flex; justify-content: center;
}
.bt-status .lbl { font-size: 11px; color: var(--text-muted); letter-spacing: 1px; text-transform: uppercase; margin-right: 6px; }
.bt-status .val { font-family: monospace; font-weight: 800; color: var(--ma-red); }

.bt-input-row { position: relative; margin-bottom: 10px; }
.bt-input {
  width: 100%; padding: 12px 14px; font-size: 15px;
  background: color-mix(in srgb, var(--text) 8%, var(--bg-card)); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-family: inherit;
}
.bt-input:focus { outline: none; border-color: var(--ma-red); }
.bt-ac {
  position: absolute; left: 0; right: 0; top: calc(100% + 4px);
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; max-height: 260px; overflow-y: auto; z-index: 10;
  display: none;
}
.bt-ac.show { display: block; }
.bt-ac div { padding: 9px 12px; cursor: pointer; border-bottom: 1px solid var(--border); font-size: 13px; }
.bt-ac div:hover { background: rgba(206,255,40,0.1); }
.bt-ac .m { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

.bt-flash { min-height: 20px; text-align: center; font-size: 13px; font-weight: 700; margin: 10px 0; }
.bt-flash.ok  { color: #3ece5b; }
.bt-flash.bad { color: #ff5e5e; }

.bt-result {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 20px; text-align: center;
}
.bt-result h2 { font-size: 20px; font-weight: 800; color: var(--ma-red); margin-bottom: 8px; text-transform: uppercase; }
.bt-result .reveal { font-size: 20px; font-weight: 800; margin: 8px 0 14px; }
.bt-result .actions { display: flex; gap: 10px; justify-content: center; }