.bm-auth-page{background:#f8f9fa;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px;position:relative}.bm-auth-back{position:absolute;top:30px;left:30px;display:flex;align-items:center;gap:8px;padding:10px 16px;background:#fff;border-radius:8px;text-decoration:none;color:#4a5568;font-size:14px;font-weight:500;box-shadow:0 2px 8px rgb(0 0 0 / .08);transition:all 0.2s}.bm-auth-back:hover{color:#6F7FEA;box-shadow:0 4px 12px rgb(0 0 0 / .12);transform:translateX(-2px)}.bm-auth-back svg{flex-shrink:0}.bm-auth-container{width:100%;max-width:480px}.bm-auth-box{background:#fff;border-radius:12px;padding:40px;box-shadow:0 10px 40px rgb(0 0 0 / .1)}.bm-auth-logo{text-align:center;margin-bottom:30px}.bm-auth-logo img{max-width:180px;height:auto}.bm-auth-logo h2{font-size:28px;font-weight:700;color:#0b0f14;margin:0}.bm-auth-tabs{display:flex;gap:10px;margin-bottom:30px;border-bottom:2px solid #f0f0f1}.bm-auth-tab{flex:1;padding:12px 20px;background:none;border:none;border-bottom:3px solid #fff0;font-size:16px;font-weight:600;color:#999;cursor:pointer;transition:all 0.3s;margin-bottom:-2px}.bm-auth-tab:hover{color:#6F7FEA}.bm-auth-tab.active{color:#6F7FEA;border-bottom-color:#6F7FEA}.bm-auth-content{display:none}.bm-auth-content.active{display:block;animation:fadeIn 0.3s}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.bm-auth-title{font-size:24px;font-weight:700;color:#0b0f14;margin:0 0 8px;text-align:center}.bm-auth-subtitle{font-size:14px;color:#4a5568;margin:0 0 30px;text-align:center}.bm-auth-message{padding:12px 16px;border-radius:5px;margin-bottom:20px;text-align:center;font-size:14px}.bm-auth-message.success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.bm-auth-message.error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.bm-auth-form-group{margin-bottom:20px}.bm-auth-label{display:block;font-size:14px;font-weight:600;color:#0b0f14;margin-bottom:8px}.bm-auth-input{width:100%;padding:12px 16px;font-size:16px;border:1px solid #ddd;border-radius:5px;outline:none;transition:border-color 0.2s}.bm-auth-input:focus{border-color:#6F7FEA}.bm-auth-checkbox{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:#4a5568;cursor:pointer}.bm-auth-checkbox input[type="checkbox"]{margin-top:2px;cursor:pointer}.bm-auth-checkbox a{color:#6F7FEA;text-decoration:none}.bm-auth-checkbox a:hover{text-decoration:underline}.bm-auth-button{width:100%;padding:14px;font-size:16px;font-weight:600;color:#fff;background:#6F7FEA;border:none;border-radius:5px;cursor:pointer;transition:background 0.2s;margin-top:10px}.bm-auth-button:hover{background:#5a6fd8}.bm-auth-button:disabled{background:#ccc;cursor:not-allowed}.bm-auth-links{text-align:center;margin-top:20px}.bm-auth-links a{font-size:14px;color:#6F7FEA;text-decoration:none}.bm-auth-links a:hover{text-decoration:underline}@media (max-width:768px){.bm-auth-back{top:20px;left:20px;padding:8px 12px;font-size:13px}.bm-auth-back svg{width:18px;height:18px}.bm-auth-box{padding:30px 20px}.bm-auth-title{font-size:22px}}