/* 二次验证模态框样式 */
#twofaModal {
    display: none !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, 0.5) !important;
    z-index: 99999 !important;
    align-items: center !important;
    justify-content: center !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: auto !important;
}

/* 确保模态框在显示时使用flex布局 */
#twofaModal.show {
    display: flex !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    align-items: center !important;
    justify-content: center !important;
    animation: twofaFadeIn 0.3s ease-out;
}

/* 淡入动画 */
@keyframes twofaFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 模态框内容动画 */
#twofaModal.show .twofa-modal-content {
    animation: twofaSlideUp 0.3s ease-out;
}

@keyframes twofaSlideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* 模态框内容 */
#twofaModal .twofa-modal-content {
    background: white !important;
    border-radius: 15px !important;
    padding: 30px !important;
    width: 90% !important;
    max-width: 400px !important;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3) !important;
    position: relative !important;
    margin: auto !important;
    transform: translateZ(0) !important;
    will-change: transform !important;
    box-sizing: border-box !important;
}

/* 关闭按钮 */
#twofaModal .twofa-modal-close {
    position: absolute !important;
    top: 15px !important;
    right: 15px !important;
    background: none !important;
    border: none !important;
    font-size: 24px !important;
    color: #999 !important;
    cursor: pointer !important;
    width: 30px !important;
    height: 30px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 50% !important;
    transition: all 0.3s !important;
    z-index: 1 !important;
    line-height: 1 !important;
    padding: 0 !important;
}

#twofaModal .twofa-modal-close:hover {
    background: #f0f0f0 !important;
    color: #333 !important;
}

/* 模态框头部 */
#twofaModal .twofa-modal-header {
    text-align: center !important;
    margin-bottom: 25px !important;
}

#twofaModal .twofa-modal-header h2 {
    color: #2c3e50 !important;
    font-size: 24px !important;
    margin-bottom: 8px !important;
    margin-top: 0 !important;
    padding: 0 !important;
    font-weight: 600 !important;
}

#twofaModal .twofa-modal-header p {
    color: #7f8c8d !important;
    font-size: 14px !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* 错误消息 */
#twofaModal .twofa-modal-error {
    background: #fee !important;
    color: #c33 !important;
    padding: 10px !important;
    border-radius: 8px !important;
    margin-bottom: 20px !important;
    font-size: 14px !important;
    display: none !important;
}

#twofaModal .twofa-modal-error.show {
    display: block !important;
}

/* 表单组 */
#twofaModal .twofa-modal-form-group {
    margin-bottom: 20px !important;
}

#twofaModal .twofa-modal-form-group label {
    display: block !important;
    margin-bottom: 8px !important;
    color: #2c3e50 !important;
    font-weight: 500 !important;
    font-size: 14px !important;
}

#twofaModal .twofa-input-icon {
    position: relative !important;
}

#twofaModal .twofa-input-icon i {
    position: absolute !important;
    left: 15px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    color: #999 !important;
    pointer-events: none !important;
    z-index: 1 !important;
}

#twofaModal .twofa-input-icon input {
    width: 100% !important;
    padding: 12px 15px 12px 45px !important;
    border: 2px solid #e0e0e0 !important;
    border-radius: 8px !important;
    font-size: 16px !important;
    text-align: center !important;
    letter-spacing: 8px !important;
    transition: all 0.3s !important;
    box-sizing: border-box !important;
    background: white !important;
    color: #333 !important;
}

#twofaModal .twofa-input-icon input:focus {
    outline: none !important;
    border-color: #667eea !important;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1) !important;
}

#twofaModal .twofa-hint {
    font-size: 12px !important;
    color: #7f8c8d !important;
    margin-top: 8px !important;
    text-align: center !important;
    margin-bottom: 0 !important;
}

/* 按钮组 */
#twofaModal .twofa-modal-actions {
    display: flex !important;
    gap: 10px !important;
    margin-top: 0 !important;
}

#twofaModal .twofa-btn-modal {
    flex: 1 !important;
    padding: 12px !important;
    border: none !important;
    border-radius: 8px !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s !important;
    box-sizing: border-box !important;
}

#twofaModal .twofa-btn-modal-primary {
    background: linear-gradient(135deg, #667eea, #764ba2) !important;
    color: white !important;
}

#twofaModal .twofa-btn-modal-primary:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4) !important;
}

#twofaModal .twofa-btn-modal-primary:disabled {
    opacity: 0.6 !important;
    cursor: not-allowed !important;
    transform: none !important;
}

#twofaModal .twofa-btn-modal-secondary {
    background: #f0f0f0 !important;
    color: #555 !important;
}

#twofaModal .twofa-btn-modal-secondary:hover {
    background: #e0e0e0 !important;
}