html,body{background:#111;color:#eee}body.bt-auth-mode{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:#111;color:#eee;display:flex;align-items:center;justify-content:center;min-height:100vh;margin:0;padding:1rem}#bt-auth .card{background:#1e1e1e;border-radius:12px;padding:2rem;max-width:420px;width:100%;box-sizing:border-box;text-align:center;box-shadow:0 4px 24px rgba(0,0,0,.5)}#bt-auth h1{font-size:1.4rem;margin-top:0}#bt-auth p{color:#aaa;line-height:1.6}#bt-auth a{color:#6ab0f5}#bt-auth input[type=email],#bt-auth input[type=password]{width:100%;box-sizing:border-box;background:#2a2a2a;border:1px solid #3a3a3a;border-radius:8px;color:#eee;padding:.75rem .9rem;font-size:1rem;margin:.5rem 0 1rem}#bt-auth input[type=email]:focus,#bt-auth input[type=password]:focus{outline:none;border-color:#6ab0f5}#bt-auth label{display:block;text-align:left;font-size:.85rem;color:#aaa;margin-bottom:-.25rem}#bt-auth button{width:100%;background:#6ab0f5;color:#111;font-weight:600;border:0;border-radius:8px;padding:.8rem 1.4rem;font-size:1rem;cursor:pointer}#bt-auth button[disabled]{opacity:.55;cursor:default}#bt-auth button.secondary{background:#3a3a3a;color:#eee}#bt-auth .linkbtn{background:none;border:0;color:#6ab0f5;font-size:.9rem;text-decoration:underline;cursor:pointer;padding:.5rem 0;width:auto}#bt-auth .btn{display:inline-block;background:#6ab0f5;color:#111;font-weight:600;text-decoration:none;padding:.7rem 1.4rem;border-radius:8px;margin:.75rem 0}#bt-auth .fine{font-size:.85rem;color:#888}#bt-auth .msg{margin-top:1rem;font-size:.95rem;color:#9fd0a0;line-height:1.5;display:none;white-space:pre-line}#bt-auth .err{color:#f5a0a0}#bt-gate{position:fixed;inset:0;z-index:99999;background:#111;color:#eee;display:flex;align-items:center;justify-content:center;padding:1rem;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}#bt-gate .bt-card{background:#1e1e1e;border-radius:12px;padding:2rem;max-width:420px;width:100%;box-sizing:border-box;text-align:center;box-shadow:0 4px 24px rgba(0,0,0,.5)}#bt-gate h1{font-size:1.4rem;margin-top:0}#bt-gate p{color:#aaa;line-height:1.6}#bt-gate .bt-btn{display:inline-block;background:#6ab0f5;color:#111;font-weight:600;text-decoration:none;padding:.7rem 1.4rem;border-radius:8px;margin:.75rem .25rem}#bt-gate .bt-fine{font-size:.85rem;color:#888}#bt-gate label{display:block;text-align:left;font-size:.85rem;color:#aaa;margin-bottom:-.25rem}#bt-gate input[type=email],#bt-gate input[type=password]{width:100%;box-sizing:border-box;background:#2a2a2a;border:1px solid #3a3a3a;border-radius:8px;color:#eee;padding:.75rem .9rem;font-size:1rem;margin:.5rem 0 1rem}#bt-gate input[type=email]:focus,#bt-gate input[type=password]:focus{outline:none;border-color:#6ab0f5}#bt-gate button.bt-submit{width:100%;background:#6ab0f5;color:#111;font-weight:600;border:0;border-radius:8px;padding:.8rem 1.4rem;font-size:1rem;cursor:pointer}#bt-gate button.bt-submit[disabled]{opacity:.55;cursor:default}#bt-gate button.bt-link{background:none;border:0;color:#6ab0f5;font-size:.9rem;text-decoration:underline;cursor:pointer;padding:.4rem 0}#bt-gate .bt-msg{margin-top:1rem;font-size:.95rem;color:#9fd0a0;line-height:1.5;display:none;white-space:pre-line}#bt-gate .bt-err{color:#f5a0a0}#bt-pin-overlay{position:fixed;inset:0;z-index:99998;background:rgba(0,0,0,.72);display:flex;align-items:center;justify-content:center;padding:1rem;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}#bt-pin-overlay .bt-card{background:#1e1e1e;border-radius:12px;padding:2rem;max-width:420px;width:100%;box-sizing:border-box;text-align:center;color:#eee;box-shadow:0 4px 24px rgba(0,0,0,.5)}#bt-pin-overlay h1{font-size:1.4rem;margin-top:0}#bt-pin-overlay p{color:#aaa;line-height:1.6}#bt-pin-overlay label{display:block;text-align:left;font-size:.85rem;color:#aaa;margin-bottom:-.25rem}#bt-pin-overlay input[type=password]{width:100%;box-sizing:border-box;background:#2a2a2a;border:1px solid #3a3a3a;border-radius:8px;color:#eee;padding:.75rem .9rem;font-size:1rem;margin:.5rem 0 1rem}#bt-pin-overlay input[type=password]:focus{outline:none;border-color:#6ab0f5}#bt-pin-overlay button.bt-submit{width:100%;background:#6ab0f5;color:#111;font-weight:600;border:0;border-radius:8px;padding:.8rem 1.4rem;font-size:1rem;cursor:pointer}#bt-pin-overlay button.bt-submit[disabled]{opacity:.55;cursor:default}#bt-pin-overlay button.bt-link{background:none;border:0;color:#6ab0f5;font-size:.9rem;text-decoration:underline;cursor:pointer;padding:.5rem 0}#bt-pin-overlay .bt-msg{margin-top:1rem;font-size:.95rem;color:#9fd0a0;line-height:1.5;display:none;white-space:pre-line}#bt-pin-overlay .bt-err{color:#f5a0a0}#bt-skeleton{max-width:1180px;margin:0 auto;padding:20px}#bt-skeleton .sk-row{display:flex;gap:16px;flex-wrap:wrap}#bt-skeleton .sk-block{background:#1e1e1e;border:1px solid #2a2a2a;border-radius:12px;flex:1 1 260px;min-height:120px;position:relative;overflow:hidden}#bt-skeleton .sk-block.tall{min-height:220px}#bt-skeleton .sk-block::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent 0,rgba(255,255,255,.045) 50%,transparent 100%);transform:translateX(-100%);animation:bt-sk 1.4s ease-in-out infinite}@keyframes bt-sk{to{transform:translateX(100%)}}@media (prefers-reduced-motion: reduce){#bt-skeleton .sk-block::after{animation:none}}#bt-sk-msg{text-align:center;margin:0 0 18px}#bt-sk-msg p{margin:0 0 6px;color:#8b96a5;font-size:15px}#bt-sk-line2{font-size:13.5px;opacity:.85}#bt-sk-line2[hidden]{display:block;visibility:hidden}@media (min-width: 1200px){#bt-hero.hero{min-height:clamp(200px,15vw,300px)}}